[INFO] fetching crate frawk 0.4.8...
[INFO] documenting frawk-0.4.8 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate frawk 0.4.8 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate frawk 0.4.8 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate frawk 0.4.8
[INFO] finished tweaking crates.io crate frawk 0.4.8
[INFO] tweaked toml for crates.io crate frawk 0.4.8 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate frawk 0.4.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmtime-jit-icache-coherence v6.0.1
[INFO] [stderr]   Downloaded cranelift-jit v0.93.1
[INFO] [stderr]   Downloaded region v2.2.0
[INFO] [stderr]   Downloaded target-lexicon v0.12.3
[INFO] [stderr]   Downloaded cranelift-frontend v0.93.1
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.93.1
[INFO] [stderr]   Downloaded cranelift v0.93.1
[INFO] [stderr]   Downloaded cranelift-module v0.93.1
[INFO] [stderr]   Downloaded cranelift-native v0.93.1
[INFO] [stderr]   Downloaded lalrpop-util v0.19.8
[INFO] [stderr]   Downloaded ena v0.14.0
[INFO] [stderr]   Downloaded tikv-jemallocator v0.4.3
[INFO] [stderr]   Downloaded grep-cli v0.1.6
[INFO] [stderr]   Downloaded cranelift-entity v0.93.1
[INFO] [stderr]   Downloaded clap v3.1.8
[INFO] [stderr]   Downloaded cranelift-bforest v0.93.1
[INFO] [stderr]   Downloaded llvm-sys v120.2.3
[INFO] [stderr]   Downloaded cranelift-isle v0.93.1
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.93.1
[INFO] [stderr]   Downloaded syn v1.0.91
[INFO] [stderr]   Downloaded lalrpop v0.19.7
[INFO] [stderr]   Downloaded cranelift-codegen v0.93.1
[INFO] [stderr]   Downloaded tikv-jemalloc-sys v0.4.3+5.2.1-patched.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36979a1c7ae99ce6f097ccd7801b10d0844110c3cf97b8f135bf9d1423d394ee
[INFO] running `Command { std: "docker" "start" "-a" "36979a1c7ae99ce6f097ccd7801b10d0844110c3cf97b8f135bf9d1423d394ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36979a1c7ae99ce6f097ccd7801b10d0844110c3cf97b8f135bf9d1423d394ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36979a1c7ae99ce6f097ccd7801b10d0844110c3cf97b8f135bf9d1423d394ee", kill_on_drop: false }`
[INFO] [stdout] 36979a1c7ae99ce6f097ccd7801b10d0844110c3cf97b8f135bf9d1423d394ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8911ce4acbd218665d0fdfc40a99917315cee0553e684aad8b70450fc3ef2aa
[INFO] running `Command { std: "docker" "start" "-a" "e8911ce4acbd218665d0fdfc40a99917315cee0553e684aad8b70450fc3ef2aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling cranelift-isle v0.93.1
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.93.1
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling target-lexicon v0.12.3
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking cranelift-entity v0.93.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.93.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking slice-group-by v0.3.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking cranelift-bforest v0.93.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking bumpalo v3.12.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking regalloc2 v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
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[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling fixedbitset v0.2.0
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[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]     Checking predicates-core v1.0.3
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[INFO] [stderr]    Compiling tikv-jemalloc-sys v0.4.3+5.2.1-patched.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]    Compiling string_cache v0.8.4
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
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[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking wasmtime-jit-icache-coherence v6.0.1
[INFO] [stderr]    Compiling lalrpop-util v0.19.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking fixedbitset v0.4.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking clap v3.1.8
[INFO] [stderr]    Compiling cranelift-codegen v0.93.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]    Compiling llvm-sys v120.2.3
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking grep-cli v0.1.6
[INFO] [stderr]    Compiling lalrpop v0.19.7
[INFO] [stderr]    Compiling frawk v0.4.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking cranelift-frontend v0.93.1
[INFO] [stderr]     Checking cranelift-module v0.93.1
[INFO] [stderr]     Checking cranelift-native v0.93.1
[INFO] [stderr]     Checking cranelift-jit v0.93.1
[INFO] [stderr]     Checking cranelift v0.93.1
[INFO] [stderr]     Checking tikv-jemallocator v0.4.3
[INFO] [stderr]  Documenting frawk v0.4.8 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:43
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "unstable", feature(core_intrinsics))]
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:3:43
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(feature = "unstable", feature(test))]
[INFO] [stdout]   |                                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:4:43
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(feature = "unstable", feature(write_all_vectored))]
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `literal`
[INFO] [stdout]     --> src/compile.rs:2007:38
[INFO] [stdout]      |
[INFO] [stdout] 2007 | /// For regex patterns of the form "^<literal>", return a copy of the literal.
[INFO] [stdout]      |                                      ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `frawk`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name frawk src/main.rs -o /opt/rustwide/target/doc --cfg 'feature="allow_avx2"' --cfg 'feature="default"' --cfg 'feature="llvm-sys"' --cfg 'feature="llvm_backend"' --cfg 'feature="tikv-jemallocator"' --cfg 'feature="unstable"' --cfg 'feature="use_jemalloc"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=a2410d4aeeb34092 -L dependency=/opt/rustwide/target/debug/deps --extern assert_cmd=/opt/rustwide/target/debug/deps/libassert_cmd-bf6033086a073908.rmeta --extern bumpalo=/opt/rustwide/target/debug/deps/libbumpalo-5a679c616d6702c4.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-ccf07012d6cfa4eb.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-d960b0951263bc5f.rmeta --extern cranelift=/opt/rustwide/target/debug/deps/libcranelift-34cb9be3362af34c.rmeta --extern cranelift_codegen=/opt/rustwide/target/debug/deps/libcranelift_codegen-37a9d04a0829b1bb.rmeta --extern cranelift_frontend=/opt/rustwide/target/debug/deps/libcranelift_frontend-ca6c3f874ae92c64.rmeta --extern cranelift_jit=/opt/rustwide/target/debug/deps/libcranelift_jit-eb906f3edc702faf.rmeta --extern cranelift_module=/opt/rustwide/target/debug/deps/libcranelift_module-6781377030e8e34f.rmeta --extern cranelift_native=/opt/rustwide/target/debug/deps/libcranelift_native-e31a8ebd8a0165f0.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-ac8c56a4df79196c.rmeta --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-21b43e29246641e2.rmeta --extern fast_float=/opt/rustwide/target/debug/deps/libfast_float-2a4a301506e8ed8f.rmeta --extern grep_cli=/opt/rustwide/target/debug/deps/libgrep_cli-b66c8489c013f652.rmeta --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-3767722776d50120.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-b56d2f27611771eb.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-5051698c68259db2.rmeta --extern lalrpop_util=/opt/rustwide/target/debug/deps/liblalrpop_util-496562273d031f2c.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-9c7d51f549cf58b7.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-ff4bc764a74418dc.rmeta --extern llvm_sys=/opt/rustwide/target/debug/deps/libllvm_sys-b97264ed5c7f965a.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-15a6014dd0957bcf.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-9e159a428e6f552d.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-d9a09e5ef01b7c5e.so --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-8c551a77a05a1505.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-6319167a08dc0b67.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-4cda21e5b426bf5b.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-42e7641272f4df07.rmeta --extern ryu=/opt/rustwide/target/debug/deps/libryu-b0948664a69d7380.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-3b408764966ff29e.rmeta --extern target_lexicon=/opt/rustwide/target/debug/deps/libtarget_lexicon-d8216300059e67cd.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-feb03fc514351f9c.rmeta --extern tikv_jemallocator=/opt/rustwide/target/debug/deps/libtikv_jemallocator-d33b679131ba5121.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-49a99e580b116c5e.rmeta --cap-lints=warn --crate-version 0.4.8` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e8911ce4acbd218665d0fdfc40a99917315cee0553e684aad8b70450fc3ef2aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8911ce4acbd218665d0fdfc40a99917315cee0553e684aad8b70450fc3ef2aa", kill_on_drop: false }`
[INFO] [stdout] e8911ce4acbd218665d0fdfc40a99917315cee0553e684aad8b70450fc3ef2aa
