Closed
Description
Command
./x.py doc --stage 1
Happens with PR #75842, but I don't think it's because of the PR, for one because the checks passed.
Meta
Commit hash: 4419e04
Error output
thread 'rustc' panicked at 'index out of bounds: the len is 0 but the index is 0', /Users/me/rust/src/librustc_serialize/leb128.rs:32:28
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
error: internal compiler error: unexpected panic
note: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
note: rustc 1.47.0-dev running on x86_64-apple-darwin
note: compiler flags: -Z macro-backtrace -Z osx-rpath-install-name -Z unstable-options -Z binary-dep-depinfo -Z force-unstable-if-unmarked -C opt-level=3 -C embed-bitcode=no -C debuginfo=0 -C link-args=-Wl,-rpath,@loader_path/../lib -C prefer-dynamic --crate-type lib
note: some of the compiler flags provided by cargo are hidden
thread 'rustc' panicked at 'index out of bounds: the len is 0 but the index is 0', /Users/me/rust/src/librustc_serialize/leb128.rs:32:28
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
error: internal compiler error: unexpected panic
note: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
note: rustc 1.47.0-dev running on x86_64-apple-darwin
note: compiler flags: -Z macro-backtrace -Z osx-rpath-install-name -Z unstable-options -Z binary-dep-depinfo -Z force-unstable-if-unmarked -C opt-level=3 -C embed-bitcode=no -C debuginfo=0 -C link-args=-Wl,-rpath,@loader_path/../lib -C prefer-dynamic --crate-type lib
note: some of the compiler flags provided by cargo are hidden
error: could not compile `chalk-engine`.
To learn more, run the command again with --verbose.
warning: build failed, waiting for other jobs to finish...
error: build failed
command did not execute successfully: "/Users/me/rust/build/x86_64-apple-darwin/stage0/bin/cargo" "build" "--target" "x86_64-apple-darwin" "-Zbinary-dep-depinfo" "-j" "4" "--release" "--features" " llvm" "--manifest-path" "/Users/me/rust/src/rustc/Cargo.toml" "--message-format" "json-render-diagnostics"
expected success, got: exit code: 101
failed to run: /Users/me/rust/build/bootstrap/debug/bootstrap doc --stage 1
Build completed unsuccessfully in 0:54:03
Full x.py output
Updating only changed submodules
Submodules updated in 0.13 seconds
Finished dev [unoptimized + debuginfo] target(s) in 0.21s
Generating unstable book md files (x86_64-apple-darwin)
Building stage0 tool unstable-book-gen (x86_64-apple-darwin)
Compiling proc-macro2 v1.0.19
Compiling serde v1.0.115
Compiling unicode-xid v0.2.1
Compiling ryu v1.0.5
Compiling syn v1.0.38
Compiling memchr v2.3.3
Compiling serde_derive v1.0.115
Compiling serde_json v1.0.57
Compiling itoa v0.4.6
Compiling autocfg v1.0.0
Compiling lazy_static v1.4.0
Compiling semver-parser v0.7.0
Compiling same-file v1.0.6
Compiling regex-syntax v0.6.18
Compiling thread_local v1.0.1
Compiling walkdir v2.3.1
Compiling num-traits v0.2.12
Compiling quote v1.0.7
Compiling aho-corasick v0.7.13
Compiling regex v1.3.9
Compiling semver v0.9.0
Compiling cargo_metadata v0.9.1
Compiling tidy v0.1.0 (/Users/me/rust/src/tools/tidy)
Compiling unstable-book-gen v0.1.0 (/Users/me/rust/src/tools/unstable-book-gen)
Finished release [optimized] target(s) in 47.57s
Building stage0 tool rustbook (x86_64-apple-darwin)
Compiling libc v0.2.74
Compiling getrandom v0.1.14
Compiling syn v1.0.38
Compiling cfg-if v0.1.10
Compiling ppv-lite86 v0.2.8
Compiling siphasher v0.3.3
Compiling log v0.4.11
Compiling itoa v0.4.6
Compiling new_debug_unreachable v1.0.4
Compiling mac v0.1.1
Compiling utf-8 v0.7.5
Compiling precomputed-hash v0.1.1
Compiling ucd-trie v0.1.3
Compiling maplit v1.0.2
Compiling bitflags v1.2.1
Compiling tinyvec v0.3.4
Compiling matches v0.1.8
Compiling version_check v0.9.1
Compiling unicode-width v0.1.8
Compiling unicode-segmentation v1.6.0
Compiling quick-error v1.2.3
Compiling percent-encoding v2.1.0
Compiling anyhow v1.0.32
Compiling pulldown-cmark v0.7.2
Compiling strsim v0.8.0
Compiling strum v0.18.0
Compiling termcolor v1.1.0
Compiling remove_dir_all v0.5.3
Compiling quick-error v2.0.0
Compiling ansi_term v0.11.0
Compiling vec_map v0.8.2
Compiling shlex v0.1.1
Compiling open v1.4.0
Compiling serde v1.0.115
Compiling ryu v1.0.5
Compiling serde_json v1.0.57
Compiling phf_shared v0.8.0
Compiling num-traits v0.2.12
Compiling num-integer v0.1.43
Compiling futf v0.1.4
Compiling pest v2.1.3
Compiling unicode-bidi v0.3.4
Compiling unicode-normalization v0.1.13
Compiling getopts v0.2.21
Compiling textwrap v0.11.0
Compiling heck v0.3.1
Compiling humantime v1.3.0
Compiling unicase v2.6.0
Compiling phf v0.8.0
Compiling tendril v0.4.1
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Compiling string_cache v0.8.0
Compiling toml v0.5.6
Compiling time v0.1.43
Compiling atty v0.2.14
Compiling url v2.1.1
Compiling rand_core v0.5.1
Compiling clap v2.33.3
Compiling rand_chacha v0.2.2
Compiling rand_pcg v0.2.1
Compiling env_logger v0.7.1
Compiling pest_generator v2.1.3
Compiling chrono v0.4.15
Compiling rand v0.7.3
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Compiling tempfile v3.1.0
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Compiling string_cache_codegen v0.5.1
Compiling serde_derive v1.0.115
Compiling html5ever v0.25.1
Compiling strum_macros v0.18.0
Compiling pest_derive v2.1.0
Compiling handlebars v3.4.0
Compiling markup5ever v0.10.0
Compiling elasticlunr-rs v2.3.9
Compiling xml5ever v0.16.1
Compiling markup5ever_rcdom v0.1.0
Compiling ammonia v3.1.0
Compiling mdbook v0.4.2
Compiling rustbook v0.1.0 (/Users/me/rust/src/tools/rustbook)
Finished release [optimized] target(s) in 2m 11s
Rustbook (x86_64-apple-darwin) - unstable-book
Building stage0 std artifacts (x86_64-apple-darwin -> x86_64-apple-darwin)
Compiling cc v1.0.58
Compiling core v0.0.0 (/Users/me/rust/library/core)
Compiling libc v0.2.74
Compiling autocfg v1.0.0
Compiling std v0.0.0 (/Users/me/rust/library/std)
Compiling hashbrown v0.8.2
Compiling compiler_builtins v0.1.32
Compiling unwind v0.0.0 (/Users/me/rust/library/unwind)
Compiling rustc-std-workspace-core v1.99.0 (/Users/me/rust/library/rustc-std-workspace-core)
Compiling alloc v0.0.0 (/Users/me/rust/library/alloc)
Compiling cfg-if v0.1.10
Compiling adler v0.2.3
Compiling rustc-demangle v0.1.16
Compiling panic_abort v0.0.0 (/Users/me/rust/library/panic_abort)
Compiling rustc-std-workspace-alloc v1.99.0 (/Users/me/rust/library/rustc-std-workspace-alloc)
Compiling panic_unwind v0.0.0 (/Users/me/rust/library/panic_unwind)
Compiling gimli v0.22.0
Compiling miniz_oxide v0.4.0
Compiling object v0.20.0
Compiling addr2line v0.13.0
Compiling rustc-std-workspace-std v1.99.0 (/Users/me/rust/library/rustc-std-workspace-std)
Compiling term v0.0.0 (/Users/me/rust/library/term)
Compiling proc_macro v0.0.0 (/Users/me/rust/library/proc_macro)
Compiling unicode-width v0.1.8
Compiling getopts v0.2.21
Compiling test v0.0.0 (/Users/me/rust/library/test)
Finished release [optimized] target(s) in 57.04s
Copying stage0 std from stage0 (x86_64-apple-darwin -> x86_64-apple-darwin / x86_64-apple-darwin)
Building stage0 compiler artifacts (x86_64-apple-darwin -> x86_64-apple-darwin)
Compiling cfg-if v0.1.10
Compiling libc v0.2.74
Compiling autocfg v1.0.0
Compiling lazy_static v1.4.0
Compiling proc-macro2 v1.0.19
Compiling scopeguard v1.1.0
Compiling unicode-xid v0.2.1
Compiling syn v1.0.38
Compiling maybe-uninit v2.0.0
Compiling semver-parser v0.7.0
Compiling cc v1.0.58
Compiling smallvec v1.4.2
Compiling byteorder v1.3.4
Compiling getrandom v0.1.14
Compiling log v0.4.11
Compiling typenum v1.12.0
Compiling either v1.6.0
Compiling instant v0.1.6
Compiling rustc-hash v1.1.0
Compiling rustc-rayon-core v0.3.0
Compiling ppv-lite86 v0.2.8
Compiling bitflags v1.2.1
Compiling byte-tools v0.3.1
Compiling arrayvec v0.5.1
Compiling remove_dir_all v0.5.3
Compiling rustc_graphviz v0.0.0 (/Users/me/rust/src/librustc_graphviz)
Compiling stable_deref_trait v1.2.0
Compiling opaque-debug v0.2.3
Compiling unicode-width v0.1.8
Compiling fake-simd v0.1.2
Compiling scoped-tls v1.0.0
Compiling termcolor v1.1.0
Compiling annotate-snippets v0.8.0
Compiling rustc_fs_util v0.0.0 (/Users/me/rust/src/librustc_fs_util)
Compiling version_check v0.9.1
Compiling datafrog v2.0.1
Compiling tinyvec v0.3.4
Compiling crc32fast v1.2.0
Compiling adler v0.2.3
Compiling serde v1.0.115
Compiling build_helper v0.1.0 (/Users/me/rust/src/build_helper)
Compiling unicode-script v0.5.2
Compiling punycode v0.4.1
Compiling ryu v1.0.5
Compiling regex-syntax v0.6.18
Compiling rustc-demangle v0.1.16
Compiling fixedbitset v0.2.0
Compiling pathdiff v0.2.0
Compiling serde_json v1.0.57
Compiling itoa v0.4.6
Compiling ansi_term v0.12.1
Compiling rustc_error_codes v0.0.0 (/Users/me/rust/src/librustc_error_codes)
Compiling tracing-core v0.1.14
Compiling crossbeam-utils v0.6.6
Compiling log_settings v0.1.2
Compiling thread_local v1.0.1
Compiling sharded-slab v0.0.9
Compiling lock_api v0.4.1
Compiling lock_api v0.3.4
Compiling semver v0.9.0
Compiling hashbrown v0.8.2
Compiling crossbeam-utils v0.7.2
Compiling memoffset v0.5.5
Compiling indexmap v1.5.1
Compiling crossbeam-epoch v0.8.2
Compiling itertools v0.8.2
Compiling itertools v0.9.0
Compiling block-padding v0.1.5
Compiling getopts v0.2.21
Compiling rustc_lexer v0.1.0 (/Users/me/rust/src/librustc_lexer)
Compiling unicode-normalization v0.1.13
Compiling miniz_oxide v0.4.0
Compiling psm v0.1.11
Compiling stacker v0.1.11
Compiling rustc_llvm v0.0.0 (/Users/me/rust/src/librustc_llvm)
Compiling crossbeam-queue v0.1.2
Compiling regex v1.3.9
Compiling rustc_version v0.2.3
Compiling unicode-security v0.0.5
Compiling parking_lot_core v0.8.0
Compiling num_cpus v1.13.0
Compiling memmap v0.7.0
Compiling parking_lot_core v0.7.2
Compiling jobserver v0.1.21
Compiling termize v0.1.1
Compiling atty v0.2.14
Compiling smallvec v0.6.13
Compiling quote v1.0.7
Compiling parking_lot_core v0.6.2
Compiling parking_lot v0.9.0
Compiling ena v0.14.0
Compiling polonius-engine v0.12.1
Compiling rustc_apfloat v0.0.0 (/Users/me/rust/src/librustc_apfloat)
Compiling regex-automata v0.1.9
Compiling generic-array v0.12.3
Compiling flate2 v1.0.16
Compiling rand_core v0.5.1
Compiling parking_lot v0.11.0
Compiling parking_lot v0.10.2
Compiling digest v0.8.1
Compiling block-buffer v0.7.3
Compiling matchers v0.0.1
Compiling rls-span v0.5.2
Compiling rand_chacha v0.2.2
Compiling once_cell v1.4.1
Compiling rustc_serialize v0.0.0 (/Users/me/rust/src/librustc_serialize)
Compiling petgraph v0.5.1
Compiling crossbeam-deque v0.7.3
Compiling sha-1 v0.8.2
Compiling md-5 v0.8.0
Compiling tracing-subscriber v0.2.11
Compiling rls-data v0.19.0
Compiling rand v0.7.3
Compiling synstructure v0.12.4
Compiling tempfile v3.1.0
Compiling measureme v0.7.1
Compiling rustc-rayon v0.3.0
Compiling tracing-attributes v0.1.10
Compiling rustc_macros v0.1.0 (/Users/me/rust/src/librustc_macros)
Compiling chalk-derive v0.14.0
Compiling rustc_index v0.0.0 (/Users/me/rust/src/librustc_index)
Compiling chalk-ir v0.14.0
Compiling tracing v0.1.19
Compiling rustc_data_structures v0.0.0 (/Users/me/rust/src/librustc_data_structures)
Compiling rustc_arena v0.0.0 (/Users/me/rust/src/librustc_arena)
Compiling rustc_span v0.0.0 (/Users/me/rust/src/librustc_span)
Compiling chalk-engine v0.14.0
Compiling chalk-solve v0.14.0
Compiling rustc_ast v0.0.0 (/Users/me/rust/src/librustc_ast)
Compiling rustc_target v0.0.0 (/Users/me/rust/src/librustc_target)
Compiling rustc_errors v0.0.0 (/Users/me/rust/src/librustc_errors)
Compiling rustc_feature v0.0.0 (/Users/me/rust/src/librustc_feature)
Compiling rustc_parse_format v0.0.0 (/Users/me/rust/src/librustc_parse_format)
Compiling rustc_query_system v0.0.0 (/Users/me/rust/src/librustc_query_system)
Compiling rustc_ast_pretty v0.0.0 (/Users/me/rust/src/librustc_ast_pretty)
Compiling rustc_hir v0.0.0 (/Users/me/rust/src/librustc_hir)
Compiling rustc_session v0.0.0 (/Users/me/rust/src/librustc_session)
Compiling rustc_hir_pretty v0.0.0 (/Users/me/rust/src/librustc_hir_pretty)
Compiling rustc_attr v0.0.0 (/Users/me/rust/src/librustc_attr)
Compiling rustc_parse v0.0.0 (/Users/me/rust/src/librustc_parse)
Compiling rustc_ast_lowering v0.0.0 (/Users/me/rust/src/librustc_ast_lowering)
Compiling rustc_middle v0.0.0 (/Users/me/rust/src/librustc_middle)
Compiling rustc_ast_passes v0.0.0 (/Users/me/rust/src/librustc_ast_passes)
Compiling rustc_expand v0.0.0 (/Users/me/rust/src/librustc_expand)
Compiling rustc_infer v0.0.0 (/Users/me/rust/src/librustc_infer)
Compiling rustc_incremental v0.0.0 (/Users/me/rust/src/librustc_incremental)
Compiling rustc_symbol_mangling v0.0.0 (/Users/me/rust/src/librustc_symbol_mangling)
Compiling rustc_save_analysis v0.0.0 (/Users/me/rust/src/librustc_save_analysis)
Compiling rustc_metadata v0.0.0 (/Users/me/rust/src/librustc_metadata)
Compiling rustc_builtin_macros v0.0.0 (/Users/me/rust/src/librustc_builtin_macros)
Compiling rustc_trait_selection v0.0.0 (/Users/me/rust/src/librustc_trait_selection)
Compiling rustc_codegen_ssa v0.0.0 (/Users/me/rust/src/librustc_codegen_ssa)
Compiling rustc_resolve v0.0.0 (/Users/me/rust/src/librustc_resolve)
Compiling rustc_lint v0.0.0 (/Users/me/rust/src/librustc_lint)
Compiling rustc_typeck v0.0.0 (/Users/me/rust/src/librustc_typeck)
Compiling rustc_passes v0.0.0 (/Users/me/rust/src/librustc_passes)
Compiling rustc_mir_build v0.0.0 (/Users/me/rust/src/librustc_mir_build)
Compiling rustc_ty v0.0.0 (/Users/me/rust/src/librustc_ty)
Compiling rustc_traits v0.0.0 (/Users/me/rust/src/librustc_traits)
Compiling rustc_mir v0.0.0 (/Users/me/rust/src/librustc_mir)
Compiling rustc_codegen_llvm v0.0.0 (/Users/me/rust/src/librustc_codegen_llvm)
Compiling rustc_plugin_impl v0.0.0 (/Users/me/rust/src/librustc_plugin_impl)
Compiling rustc_privacy v0.0.0 (/Users/me/rust/src/librustc_privacy)
Compiling rustc_interface v0.0.0 (/Users/me/rust/src/librustc_interface)
Compiling rustc_driver v0.0.0 (/Users/me/rust/src/librustc_driver)
Compiling rustc-main v0.0.0 (/Users/me/rust/src/rustc)
Finished release [optimized] target(s) in 18m 03s
Copying stage0 rustc from stage0 (x86_64-apple-darwin -> x86_64-apple-darwin / x86_64-apple-darwin)
Assembling stage1 compiler (x86_64-apple-darwin)
Rustbook (x86_64-apple-darwin) - book
Rustbook (x86_64-apple-darwin) - book/first-edition
Rustbook (x86_64-apple-darwin) - book/second-edition
Rustbook (x86_64-apple-darwin) - book/2018-edition
Documenting standalone (x86_64-apple-darwin)
Building rustdoc for stage1 (x86_64-apple-darwin)
Compiling autocfg v1.0.0
Compiling cfg-if v0.1.10
Compiling libc v0.2.74
Compiling proc-macro2 v1.0.19
Compiling lazy_static v1.4.0
Compiling getrandom v0.1.14
Compiling maybe-uninit v2.0.0
Compiling unicode-xid v0.2.1
Compiling syn v1.0.38
Compiling serde_derive v1.0.115
Compiling version_check v0.9.1
Compiling scopeguard v1.1.0
Compiling bitflags v1.2.1
Compiling serde v1.0.115
Compiling ryu v1.0.5
Compiling rustc-rayon-core v0.3.0
Compiling ppv-lite86 v0.2.8
Compiling memchr v2.3.3
Compiling serde_json v1.0.57
Compiling either v1.6.0
Compiling pulldown-cmark v0.7.2
Compiling itoa v0.4.6
Compiling remove_dir_all v0.5.3
Compiling macro-utils v0.1.3
Compiling smallvec v1.4.2
Compiling crossbeam-utils v0.6.6
Compiling crossbeam-utils v0.7.2
Compiling memoffset v0.5.5
Compiling crossbeam-epoch v0.8.2
Compiling itertools v0.8.2
Compiling minifier v0.0.33
Compiling unicase v2.6.0
Compiling crossbeam-queue v0.1.2
Compiling num_cpus v1.13.0
Compiling quote v1.0.7
Compiling rand_core v0.5.1
Compiling rand_chacha v0.2.2
Compiling crossbeam-deque v0.7.3
Compiling rand v0.7.3
Compiling tempfile v3.1.0
Compiling rustc-rayon v0.3.0
Compiling rustdoc v0.0.0 (/Users/me/rust/src/librustdoc)
Compiling rustdoc-tool v0.0.0 (/Users/me/rust/src/tools/rustdoc)
Finished release [optimized] target(s) in 2m 13s
Documenting book redirect pages (x86_64-apple-darwin)
Documenting stage1 std (x86_64-apple-darwin)
Building stage1 std artifacts (x86_64-apple-darwin -> x86_64-apple-darwin)
Compiling cc v1.0.58
Compiling core v0.0.0 (/Users/me/rust/library/core)
Compiling libc v0.2.74
Compiling autocfg v1.0.0
Compiling std v0.0.0 (/Users/me/rust/library/std)
Compiling hashbrown v0.8.2
Compiling compiler_builtins v0.1.32
Compiling unwind v0.0.0 (/Users/me/rust/library/unwind)
Compiling rustc-std-workspace-core v1.99.0 (/Users/me/rust/library/rustc-std-workspace-core)
Compiling alloc v0.0.0 (/Users/me/rust/library/alloc)
Compiling cfg-if v0.1.10
Compiling adler v0.2.3
Compiling rustc-demangle v0.1.16
Compiling rustc-std-workspace-alloc v1.99.0 (/Users/me/rust/library/rustc-std-workspace-alloc)
Compiling panic_abort v0.0.0 (/Users/me/rust/library/panic_abort)
Compiling gimli v0.22.0
Compiling miniz_oxide v0.4.0
Compiling object v0.20.0
Compiling panic_unwind v0.0.0 (/Users/me/rust/library/panic_unwind)
Compiling addr2line v0.13.0
Compiling rustc-std-workspace-std v1.99.0 (/Users/me/rust/library/rustc-std-workspace-std)
Compiling proc_macro v0.0.0 (/Users/me/rust/library/proc_macro)
Compiling term v0.0.0 (/Users/me/rust/library/term)
Compiling unicode-width v0.1.8
Compiling getopts v0.2.21
Compiling test v0.0.0 (/Users/me/rust/library/test)
Finished release [optimized] target(s) in 6m 03s
Copying stage1 std from stage1 (x86_64-apple-darwin -> x86_64-apple-darwin / x86_64-apple-darwin)
Documenting core v0.0.0 (/Users/me/rust/library/core)
Finished release [optimized] target(s) in 11.09s
Checking core v0.0.0 (/Users/me/rust/library/core)
Checking rustc-std-workspace-core v1.99.0 (/Users/me/rust/library/rustc-std-workspace-core)
Checking compiler_builtins v0.1.32
Documenting alloc v0.0.0 (/Users/me/rust/library/alloc)
Finished release [optimized] target(s) in 16.53s
Checking libc v0.2.74
Compiling std v0.0.0 (/Users/me/rust/library/std)
Checking alloc v0.0.0 (/Users/me/rust/library/alloc)
Checking cfg-if v0.1.10
Checking adler v0.2.3
Checking rustc-demangle v0.1.16
Checking unwind v0.0.0 (/Users/me/rust/library/unwind)
Checking panic_abort v0.0.0 (/Users/me/rust/library/panic_abort)
Checking rustc-std-workspace-alloc v1.99.0 (/Users/me/rust/library/rustc-std-workspace-alloc)
Checking panic_unwind v0.0.0 (/Users/me/rust/library/panic_unwind)
Checking gimli v0.22.0
Checking object v0.20.0
Checking hashbrown v0.8.2
Checking miniz_oxide v0.4.0
Checking addr2line v0.13.0
Documenting std v0.0.0 (/Users/me/rust/library/std)
Finished release [optimized] target(s) in 16.54s
Checking std v0.0.0 (/Users/me/rust/library/std)
Documenting proc_macro v0.0.0 (/Users/me/rust/library/proc_macro)
Finished release [optimized] target(s) in 5.62s
Checking rustc-std-workspace-std v1.99.0 (/Users/me/rust/library/rustc-std-workspace-std)
Checking term v0.0.0 (/Users/me/rust/library/term)
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Checking getopts v0.2.21
Documenting test v0.0.0 (/Users/me/rust/library/test)
Finished release [optimized] target(s) in 3.03s
Documenting stage1 compiler (x86_64-apple-darwin)
skipping - compiler/librustdoc docs disabled
Documenting stage1 rustdoc (x86_64-apple-darwin)
skipping - compiler/librustdoc docs disabled
Documenting error index (x86_64-apple-darwin)
Building stage1 compiler artifacts (x86_64-apple-darwin -> x86_64-apple-darwin)
Compiling cfg-if v0.1.10
Compiling libc v0.2.74
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Compiling chalk-engine v0.14.0
thread 'rustc' panicked at 'index out of bounds: the len is 0 but the index is 0', /Users/me/rust/src/librustc_serialize/leb128.rs:32:28
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
error: internal compiler error: unexpected panic
note: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
note: rustc 1.47.0-dev running on x86_64-apple-darwin
note: compiler flags: -Z macro-backtrace -Z osx-rpath-install-name -Z unstable-options -Z binary-dep-depinfo -Z force-unstable-if-unmarked -C opt-level=3 -C embed-bitcode=no -C debuginfo=0 -C link-args=-Wl,-rpath,@loader_path/../lib -C prefer-dynamic --crate-type lib
note: some of the compiler flags provided by cargo are hidden
thread 'rustc' panicked at 'index out of bounds: the len is 0 but the index is 0', /Users/me/rust/src/librustc_serialize/leb128.rs:32:28
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
error: internal compiler error: unexpected panic
note: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
note: rustc 1.47.0-dev running on x86_64-apple-darwin
note: compiler flags: -Z macro-backtrace -Z osx-rpath-install-name -Z unstable-options -Z binary-dep-depinfo -Z force-unstable-if-unmarked -C opt-level=3 -C embed-bitcode=no -C debuginfo=0 -C link-args=-Wl,-rpath,@loader_path/../lib -C prefer-dynamic --crate-type lib
note: some of the compiler flags provided by cargo are hidden
error: could not compile `chalk-engine`.
To learn more, run the command again with --verbose.
warning: build failed, waiting for other jobs to finish...
error: build failed
command did not execute successfully: "/Users/me/rust/build/x86_64-apple-darwin/stage0/bin/cargo" "build" "--target" "x86_64-apple-darwin" "-Zbinary-dep-depinfo" "-j" "4" "--release" "--features" " llvm" "--manifest-path" "/Users/me/rust/src/rustc/Cargo.toml" "--message-format" "json-render-diagnostics"
expected success, got: exit code: 101
failed to run: /Users/me/rust/build/bootstrap/debug/bootstrap doc --stage 1
Build completed unsuccessfully in 0:54:03
Backtrace
thread 'rustc' panicked at 'index out of bounds: the len is 0 but the index is 0', /Users/me/rust/src/librustc_serialize/leb128.rs:32:28
thread 'rustc' panicked at 'index out of bounds: the len is 0 but the index is 0', /Users/me/rust/src/librustc_serialize/leb128.rs:32:28
stack backtrace:
stack backtrace:
0: 0x107d12ede - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32be0b792f5af42c
0: 0x10bc1dede - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32be0b792f5af42c
1: 0x107da4d5d - core::fmt::write::h8c19a284908bf8d0
2: 0x107d07b19 - std::io::Write::write_fmt::h4afea657ba2056c8
3: 0x107d35715 - std::panicking::default_hook::{{closure}}::hfda4a6ebebe0fb19
4: 0x107d3541a - std::panicking::default_hook::h76fb4450e5c5c39f
1: 0x10bcafd5d - core::fmt::write::h8c19a284908bf8d0
2: 0x10bc12b19 - std::io::Write::write_fmt::h4afea657ba2056c8
3: 0x10bc40715 - std::panicking::default_hook::{{closure}}::hfda4a6ebebe0fb19
4: 0x10bc4041a - std::panicking::default_hook::h76fb4450e5c5c39f
5: 0x110fb6d68 - rustc_driver::report_ice::hff6060898cce1862
6: 0x107d35c4e - std::panicking::rust_panic_with_hook::h73cdb64754ba85ea
7: 0x107d1330b - std::panicking::begin_panic_handler::{{closure}}::hccbefc0f5db5f664
8: 0x107d13058 - std::sys_common::backtrace::__rust_end_short_backtrace::hbdfdaa2d0aa07a05
9: 0x107d35803 - _rust_begin_unwind
10: 0x107db56cf - core::panicking::panic_fmt::h8d1d50e7f1a3ecc7
11: 0x107db5696 - core::panicking::panic_bounds_check::hdee51931e29a29a0
12: 0x116cbf025 - rustc_session::config::_DERIVE_rustc_serialize_Decodable_D_FOR_SymbolManglingVersion::<impl rustc_serialize::serialize::Decodable<__D> for rustc_session::config::SymbolManglingVersion>::decode::hc4a72bffb348a93d
13: 0x116dea79b - rustc_metadata::rmeta::_DERIVE_rustc_serialize_Decodable_DecodeContext_a_tcx_FOR_CrateRoot::<impl rustc_serialize::serialize::Decodable<rustc_metadata::rmeta::decoder::DecodeContext> for rustc_metadata::rmeta::CrateRoot>::decode::{{closure}}::h753e892c8fffbf52
14: 0x116c4a2cd - rustc_metadata::rmeta::decoder::MetadataBlob::get_root::ha5382402c3bdaca5
15: 0x116cda167 - rustc_metadata::locator::CrateLocator::extract_one::haec7515a6cb12e2b
16: 0x116cd8dd3 - rustc_metadata::locator::CrateLocator::extract_lib::h747035bbfb40510b
17: 0x116cd8483 - rustc_metadata::locator::CrateLocator::find_library_crate::h867b0c53eac0582e
18: 0x116cd7a7a - rustc_metadata::locator::CrateLocator::maybe_load_library_crate::h571b53aea7418fc6
19: 0x116dc3a6d - rustc_metadata::creader::CrateLoader::load::he22ab630ad85205c
20: 0x116dc093c - rustc_metadata::creader::CrateLoader::maybe_resolve_crate::he3a3c7b5663aecec
21: 0x116dc27ee - rustc_metadata::creader::CrateLoader::maybe_resolve_crate::he3a3c7b5663aecec
22: 0x116dc6ff5 - rustc_metadata::creader::CrateLoader::maybe_process_path_extern::hfb2dfb444a398841
23: 0x1161ba089 - rustc_resolve::Resolver::extern_prelude_get::h34347b3d20966316
24: 0x11619c9f1 - rustc_resolve::macros::<impl rustc_resolve::Resolver>::early_resolve_ident_in_lexical_scope::hd4972e4f1ccfcca4
25: 0x1161b6c23 - rustc_resolve::Resolver::resolve_path_with_ribs::{{closure}}::heba97e68249f529a
26: 0x1161b48b6 - rustc_resolve::Resolver::resolve_path_with_ribs::h05cb6cd47c47ea42
27: 0x1161fc961 - rustc_resolve::imports::ImportResolver::resolve_imports::h86369e404b07971b
28: 0x116198535 - rustc_resolve::macros::<impl rustc_expand::base::ResolverExpand for rustc_resolve::Resolver>::resolve_imports::hb774b1030af4d1f0
29: 0x116f521d8 - rustc_expand::expand::MacroExpander::fully_expand_fragment::hf15e3661b7eeca2b
30: 0x116f51961 - rustc_expand::expand::MacroExpander::expand_crate::h80649a205b3238fa
31: 0x111225958 - rustc_session::utils::<impl rustc_session::session::Session>::time::h289ee5cc6fffa74c
32: 0x11126cc3a - rustc_interface::passes::configure_and_expand_inner::h057d6b374a9570b4
33: 0x11123af26 - rustc_interface::passes::configure_and_expand::{{closure}}::h367d439eac8b4410
34: 0x111233583 - rustc_data_structures::box_region::PinnedGenerator<I,A,R>::new::h5aad7d6e83658615
35: 0x11126be0f - rustc_interface::passes::configure_and_expand::he4fb25520a70b77d
36: 0x1111b147b - rustc_interface::queries::Queries::expansion::h1f707a537bd808fa
37: 0x110fd2da8 - rustc_interface::queries::<impl rustc_interface::interface::Compiler>::enter::h63fa8194022545bd
38: 0x110f7ab5e - rustc_span::with_source_map::h36a26ee8977b6af2
39: 0x110fd46b1 - rustc_interface::interface::create_compiler_and_run::h3a9bd5e1de9427e7
40: 0x110fc4cc3 - scoped_tls::ScopedKey<T>::set::h6fafb908c2b31a32
41: 0x110f822ef - std::sys_common::backtrace::__rust_begin_short_backtrace::he3191221ea2d109a
42: 0x110f673ec - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4f6589d3d515ae2f
43: 0x107d3bebd - std::sys::unix::thread::Thread::new::thread_start::hd05b904f16e150ce
44: 0x7fff68ab5109 - __pthread_start
error: internal compiler error: unexpected panic
note: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
note: rustc 1.47.0-dev running on x86_64-apple-darwin
note: compiler flags: -Z macro-backtrace -Z osx-rpath-install-name -Z unstable-options -Z binary-dep-depinfo -Z force-unstable-if-unmarked -C opt-level=3 -C embed-bitcode=no -C debuginfo=0 -C link-args=-Wl,-rpath,@loader_path/../lib -C prefer-dynamic --crate-type lib
note: some of the compiler flags provided by cargo are hidden
query stack during panic:
end of query stack
5: 0x10c7ccd68 - rustc_driver::report_ice::hff6060898cce1862
6: 0x10bc40c4e - std::panicking::rust_panic_with_hook::h73cdb64754ba85ea
7: 0x10bc1e30b - std::panicking::begin_panic_handler::{{closure}}::hccbefc0f5db5f664
8: 0x10bc1e058 - std::sys_common::backtrace::__rust_end_short_backtrace::hbdfdaa2d0aa07a05
9: 0x10bc40803 - _rust_begin_unwind
10: 0x10bcc06cf - core::panicking::panic_fmt::h8d1d50e7f1a3ecc7
11: 0x10bcc0696 - core::panicking::panic_bounds_check::hdee51931e29a29a0
12: 0x1124d5025 - rustc_session::config::_DERIVE_rustc_serialize_Decodable_D_FOR_SymbolManglingVersion::<impl rustc_serialize::serialize::Decodable<__D> for rustc_session::config::SymbolManglingVersion>::decode::hc4a72bffb348a93d
13: 0x11260079b - rustc_metadata::rmeta::_DERIVE_rustc_serialize_Decodable_DecodeContext_a_tcx_FOR_CrateRoot::<impl rustc_serialize::serialize::Decodable<rustc_metadata::rmeta::decoder::DecodeContext> for rustc_metadata::rmeta::CrateRoot>::decode::{{closure}}::h753e892c8fffbf52
14: 0x1124602cd - rustc_metadata::rmeta::decoder::MetadataBlob::get_root::ha5382402c3bdaca5
15: 0x1124f0167 - rustc_metadata::locator::CrateLocator::extract_one::haec7515a6cb12e2b
16: 0x1124eedd3 - rustc_metadata::locator::CrateLocator::extract_lib::h747035bbfb40510b
17: 0x1124ee483 - rustc_metadata::locator::CrateLocator::find_library_crate::h867b0c53eac0582e
18: 0x1124eda7a - rustc_metadata::locator::CrateLocator::maybe_load_library_crate::h571b53aea7418fc6
19: 0x1125d9a6d - rustc_metadata::creader::CrateLoader::load::he22ab630ad85205c
20: 0x1125d693c - rustc_metadata::creader::CrateLoader::maybe_resolve_crate::he3a3c7b5663aecec
21: 0x1125d87ee - rustc_metadata::creader::CrateLoader::maybe_resolve_crate::he3a3c7b5663aecec
22: 0x1125dcc9c - rustc_metadata::creader::CrateLoader::process_extern_crate::hc38f849eb549020a
23: 0x11193e83f - <rustc_resolve::build_reduced_graph::BuildReducedGraphVisitor as rustc_ast::visit::Visitor>::visit_item::hf80509e6bf9dbc68
24: 0x1119918dc - rustc_ast::visit::walk_item::hbd9a8fb307e4c14e
25: 0x11193ff65 - <rustc_resolve::build_reduced_graph::BuildReducedGraphVisitor as rustc_ast::visit::Visitor>::visit_item::hf80509e6bf9dbc68
26: 0x11194ca40 - rustc_expand::expand::AstFragment::visit_with::heee823d45da7a4b7
27: 0x1119ad9bd - rustc_resolve::macros::<impl rustc_expand::base::ResolverExpand for rustc_resolve::Resolver>::visit_ast_fragment_with_placeholders::hc4bf62cf73010d35
28: 0x11276f6fe - rustc_expand::expand::MacroExpander::collect_invocations::h470dfc2fb078230f
29: 0x11276817f - rustc_expand::expand::MacroExpander::fully_expand_fragment::hf15e3661b7eeca2b
30: 0x112767961 - rustc_expand::expand::MacroExpander::expand_crate::h80649a205b3238fa
31: 0x10ca3b958 - rustc_session::utils::<impl rustc_session::session::Session>::time::h289ee5cc6fffa74c
32: 0x10ca82c3a - rustc_interface::passes::configure_and_expand_inner::h057d6b374a9570b4
33: 0x10ca50f26 - rustc_interface::passes::configure_and_expand::{{closure}}::h367d439eac8b4410
34: 0x10ca49583 - rustc_data_structures::box_region::PinnedGenerator<I,A,R>::new::h5aad7d6e83658615
35: 0x10ca81e0f - rustc_interface::passes::configure_and_expand::he4fb25520a70b77d
36: 0x10c9c747b - rustc_interface::queries::Queries::expansion::h1f707a537bd808fa
37: 0x10c7e8da8 - rustc_interface::queries::<impl rustc_interface::interface::Compiler>::enter::h63fa8194022545bd
38: 0x10c790b5e - rustc_span::with_source_map::h36a26ee8977b6af2
39: 0x10c7ea6b1 - rustc_interface::interface::create_compiler_and_run::h3a9bd5e1de9427e7
40: 0x10c7dacc3 - scoped_tls::ScopedKey<T>::set::h6fafb908c2b31a32
41: 0x10c7982ef - std::sys_common::backtrace::__rust_begin_short_backtrace::he3191221ea2d109a
42: 0x10c77d3ec - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4f6589d3d515ae2f
43: 0x10bc46ebd - std::sys::unix::thread::Thread::new::thread_start::hd05b904f16e150ce
44: 0x7fff68ab5109 - __pthread_start
error: internal compiler error: unexpected panic
note: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
note: rustc 1.47.0-dev running on x86_64-apple-darwin
note: compiler flags: -Z macro-backtrace -Z osx-rpath-install-name -Z unstable-options -Z binary-dep-depinfo -Z force-unstable-if-unmarked -C opt-level=3 -C embed-bitcode=no -C debuginfo=0 -C link-args=-Wl,-rpath,@loader_path/../lib -C prefer-dynamic --crate-type lib
note: some of the compiler flags provided by cargo are hidden
query stack during panic:
end of query stack
error: could not compile `chalk-engine`.
Cc @jyn514