[INFO] cloning repository https://github.com/silentsokolov/tocenter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/silentsokolov/tocenter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilentsokolov%2Ftocenter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilentsokolov%2Ftocenter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9653bd25e41e5de66ca82b7c5e22da7f7da7201f
[INFO] documenting silentsokolov/tocenter against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilentsokolov%2Ftocenter" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/silentsokolov/tocenter on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/silentsokolov/tocenter
[INFO] finished tweaking git repo https://github.com/silentsokolov/tocenter
[INFO] tweaked toml for git repo https://github.com/silentsokolov/tocenter written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate git repo https://github.com/silentsokolov/tocenter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo_metadata v0.6.4
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[INFO] [stderr]   Downloaded instant v0.1.10
[INFO] [stderr]   Downloaded thiserror-impl v1.0.26
[INFO] [stderr]   Downloaded dlib v0.5.0
[INFO] [stderr]   Downloaded gilrs-core v0.3.1
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[INFO] [stderr]   Downloaded mint v0.5.1
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[INFO] [stderr]   Downloaded glam v0.15.2
[INFO] [stderr]   Downloaded claxon v0.4.2
[INFO] [stderr]   Downloaded derivative v1.0.3
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[INFO] [stderr]   Downloaded regex-syntax v0.6.11
[INFO] [stderr]   Downloaded web-sys v0.3.53
[INFO] [stderr]   Downloaded libc v0.2.100
[INFO] [stderr]   Downloaded specs v0.15.0
[INFO] [stderr]   Downloaded cc v1.0.41
[INFO] [stderr]   Downloaded serde_derive v1.0.99
[INFO] [stderr]   Downloaded zip v0.5.3
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[INFO] [stderr]   Downloaded glyph_brush v0.7.2
[INFO] [stderr]   Downloaded num_cpus v1.10.1
[INFO] [stderr]   Downloaded lyon_path v0.17.6
[INFO] [stderr]   Downloaded old_school_gfx_glutin_ext v0.26.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.76
[INFO] [stderr]   Downloaded downcast-rs v1.0.4
[INFO] [stderr]   Downloaded pkg-config v0.3.15
[INFO] [stderr]   Downloaded smallvec v0.6.10
[INFO] [stderr]   Downloaded shrev v1.1.1
[INFO] [stderr]   Downloaded autocfg v0.1.6
[INFO] [stderr]   Downloaded flate2 v1.0.12
[INFO] [stderr]   Downloaded owned_ttf_parser v0.12.1
[INFO] [stderr]   Downloaded glyph_brush_draw_cache v0.1.4
[INFO] [stderr]   Downloaded lyon_tessellation v0.17.8
[INFO] [stderr]   Downloaded lyon_algorithms v0.17.4
[INFO] [stderr]   Downloaded lyon v0.17.5
[INFO] [stderr]   Downloaded shred v0.9.2
[INFO] [stderr]   Downloaded nonzero_signed v1.0.3
[INFO] [stderr]   Downloaded oboe v0.4.2
[INFO] [stderr]   Downloaded backtrace v0.3.35
[INFO] [stderr]   Downloaded serde_json v1.0.40
[INFO] [stderr]   Downloaded core-graphics v0.22.2
[INFO] [stderr]   Downloaded andrew v0.3.1
[INFO] [stderr]   Downloaded nom v6.2.1
[INFO] [stderr]   Downloaded wayland-protocols v0.28.6
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.12.3
[INFO] [stderr]   Downloaded mopa v0.2.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.28
[INFO] [stderr]   Downloaded wayland-sys v0.28.6
[INFO] [stderr]   Downloaded ggez v0.6.0
[INFO] [stderr]   Downloaded arrayvec v0.4.11
[INFO] [stderr]   Downloaded either v1.5.2
[INFO] [stderr]   Downloaded specs-derive v0.4.0
[INFO] [stderr]   Downloaded podio v0.1.6
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58f5b0431c72938c727fa3ee23ce60bc39045320609133dd60836e678c9db182
[INFO] running `Command { std: "docker" "start" "-a" "58f5b0431c72938c727fa3ee23ce60bc39045320609133dd60836e678c9db182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58f5b0431c72938c727fa3ee23ce60bc39045320609133dd60836e678c9db182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f5b0431c72938c727fa3ee23ce60bc39045320609133dd60836e678c9db182", kill_on_drop: false }`
[INFO] [stdout] 58f5b0431c72938c727fa3ee23ce60bc39045320609133dd60836e678c9db182
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 249e447ca5e70a374d986aea084b28adbc27e41b5daca719ac7c00eacc69e565
[INFO] running `Command { std: "docker" "start" "-a" "249e447ca5e70a374d986aea084b28adbc27e41b5daca719ac7c00eacc69e565", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking downcast-rs v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking ttf-parser v0.12.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling cpal v0.13.4
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling nonzero_signed v1.0.3
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking mint v0.5.1
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking euclid v0.22.6
[INFO] [stderr]     Checking sid v0.6.1
[INFO] [stderr]     Checking float_next_after v0.1.5
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking ordered-float v2.7.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking glam v0.15.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking owned_ttf_parser v0.12.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]     Checking ab_glyph v0.2.11
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]     Checking nom v6.2.1
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking lyon_geom v0.17.5
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking glyph_brush_layout v0.2.3
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking lyon_path v0.17.6
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling flate2 v1.0.12
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking nix v0.20.1
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking lyon_algorithms v0.17.4
[INFO] [stderr]     Checking lyon_tessellation v0.17.8
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking directories v3.0.2
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking lyon v0.17.5
[INFO] [stderr]    Compiling gfx_gl v0.6.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking glyph_brush_draw_cache v0.1.4
[INFO] [stderr]     Checking hibitset v0.6.2
[INFO] [stderr]     Checking shred v0.9.2
[INFO] [stderr]     Checking glyph_brush v0.7.2
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.75/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=f1849993adfcf0f9 -C extra-filename=-f1849993adfcf0f9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e3fcf76169c0eca0.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-30cc2a16aa9c6f2e.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-84ef2f20162ceb94.rmeta --cap-lints allow --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "249e447ca5e70a374d986aea084b28adbc27e41b5daca719ac7c00eacc69e565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "249e447ca5e70a374d986aea084b28adbc27e41b5daca719ac7c00eacc69e565", kill_on_drop: false }`
[INFO] [stdout] 249e447ca5e70a374d986aea084b28adbc27e41b5daca719ac7c00eacc69e565