[INFO] fetching crate coreutils 0.0.7...
[INFO] documenting coreutils-0.0.7 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate coreutils 0.0.7 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate coreutils 0.0.7 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-15/source/.cargo/config
[INFO] started tweaking crates.io crate coreutils 0.0.7
[INFO] finished tweaking crates.io crate coreutils 0.0.7
[INFO] tweaked toml for crates.io crate coreutils 0.0.7 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate coreutils 0.0.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e8cdd494f363f0cd438fee0c5996df1316e2a7453edc984243a59500f2e95a3
[INFO] running `Command { std: "docker" "start" "-a" "8e8cdd494f363f0cd438fee0c5996df1316e2a7453edc984243a59500f2e95a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e8cdd494f363f0cd438fee0c5996df1316e2a7453edc984243a59500f2e95a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e8cdd494f363f0cd438fee0c5996df1316e2a7453edc984243a59500f2e95a3", kill_on_drop: false }`
[INFO] [stdout] 8e8cdd494f363f0cd438fee0c5996df1316e2a7453edc984243a59500f2e95a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 928fea6a67edca43c5bc3ed50638cbac0172aafe40ae305d9fe0ebea954b31f5
[INFO] running `Command { std: "docker" "start" "-a" "928fea6a67edca43c5bc3ed50638cbac0172aafe40ae305d9fe0ebea954b31f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]     Checking dunce v1.0.2
[INFO] [stderr]     Checking wild v2.0.4
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking compare v0.1.0
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking ioctl-sys v0.5.2
[INFO] [stderr]     Checking retain_mut v0.1.3
[INFO] [stderr]    Compiling coreutils v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking md5 v0.3.8
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[INFO] [stderr]    Compiling num-traits v0.2.14
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[INFO] [stderr]  Documenting coreutils v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.71s
[INFO] running `Command { std: "docker" "inspect" "928fea6a67edca43c5bc3ed50638cbac0172aafe40ae305d9fe0ebea954b31f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "928fea6a67edca43c5bc3ed50638cbac0172aafe40ae305d9fe0ebea954b31f5", kill_on_drop: false }`
[INFO] [stdout] 928fea6a67edca43c5bc3ed50638cbac0172aafe40ae305d9fe0ebea954b31f5
