[INFO] cloning repository https://github.com/ankitects/gather-mdbook-anchors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ankitects/gather-mdbook-anchors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fankitects%2Fgather-mdbook-anchors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fankitects%2Fgather-mdbook-anchors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee2fc044d042aa42f82c76dd0fce9fa71719be79
[INFO] checking ankitects/gather-mdbook-anchors against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fankitects%2Fgather-mdbook-anchors" "/workspace/builds/worker-58/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-58/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ankitects/gather-mdbook-anchors on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ankitects/gather-mdbook-anchors
[INFO] finished tweaking git repo https://github.com/ankitects/gather-mdbook-anchors
[INFO] tweaked toml for git repo https://github.com/ankitects/gather-mdbook-anchors written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] crate git repo https://github.com/ankitects/gather-mdbook-anchors already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af081b235971312c26b366927ee90006b6c09ac86ed2d23065dac408b80acdb9
[INFO] running `Command { std: "docker" "start" "-a" "af081b235971312c26b366927ee90006b6c09ac86ed2d23065dac408b80acdb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af081b235971312c26b366927ee90006b6c09ac86ed2d23065dac408b80acdb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af081b235971312c26b366927ee90006b6c09ac86ed2d23065dac408b80acdb9", kill_on_drop: false }`
[INFO] [stdout] af081b235971312c26b366927ee90006b6c09ac86ed2d23065dac408b80acdb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a7199d351959734d07c8cdbb47ab14691df06cd9d2823d217f68b8f0b814798
[INFO] running `Command { std: "docker" "start" "-a" "6a7199d351959734d07c8cdbb47ab14691df06cd9d2823d217f68b8f0b814798", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking futures-sink v0.3.15
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[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
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[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
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[INFO] [stderr]     Checking regex-syntax v0.6.25
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[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
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[INFO] [stderr]    Compiling futures-macro v0.3.15
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[INFO] [stderr]    Compiling num-traits v0.2.14
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[INFO] [stderr]    Compiling heck v0.3.3
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[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking xml5ever v0.16.1
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking handlebars v4.1.0
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking pin-project v1.0.7
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[INFO] [stderr]     Checking markup5ever_rcdom v0.1.0
[INFO] [stderr]     Checking ammonia v3.1.2
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tungstenite v0.11.0
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[INFO] [stderr]     Checking elasticlunr-rs v2.3.13
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking warp v0.2.5
[INFO] [stderr]     Checking mdbook v0.4.10
[INFO] [stderr]     Checking gather-mdbook-anchors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.01s
[INFO] running `Command { std: "docker" "inspect" "6a7199d351959734d07c8cdbb47ab14691df06cd9d2823d217f68b8f0b814798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a7199d351959734d07c8cdbb47ab14691df06cd9d2823d217f68b8f0b814798", kill_on_drop: false }`
[INFO] [stdout] 6a7199d351959734d07c8cdbb47ab14691df06cd9d2823d217f68b8f0b814798