[INFO] fetching crate coldsnap 0.3.2...
[INFO] documenting coldsnap-0.3.2 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate coldsnap 0.3.2 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate coldsnap 0.3.2 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] started tweaking crates.io crate coldsnap 0.3.2
[INFO] finished tweaking crates.io crate coldsnap 0.3.2
[INFO] tweaked toml for crates.io crate coldsnap 0.3.2 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate crates.io crate coldsnap 0.3.2 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 }`
[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-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] ac295adc196209f2b5a4304d457d765bb98288672a844e844d7094335557fe71
[INFO] running `Command { std: "docker" "start" "-a" "ac295adc196209f2b5a4304d457d765bb98288672a844e844d7094335557fe71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac295adc196209f2b5a4304d457d765bb98288672a844e844d7094335557fe71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac295adc196209f2b5a4304d457d765bb98288672a844e844d7094335557fe71", kill_on_drop: false }`
[INFO] [stdout] ac295adc196209f2b5a4304d457d765bb98288672a844e844d7094335557fe71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 82e156bf34cf3eab7d040029242e3ad88c84e8eac16467775459043587b51961
[INFO] running `Command { std: "docker" "start" "-a" "82e156bf34cf3eab7d040029242e3ad88c84e8eac16467775459043587b51961", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
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[INFO] [stderr]    Compiling futures-macro v0.3.16
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[INFO] [stderr]    Compiling rustc_version v0.4.0
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[INFO] [stderr]    Compiling tokio-macros v1.3.0
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[INFO] [stderr]     Checking futures v0.3.16
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[INFO] [stderr]  Documenting coldsnap v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 51s
[INFO] running `Command { std: "docker" "inspect" "82e156bf34cf3eab7d040029242e3ad88c84e8eac16467775459043587b51961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82e156bf34cf3eab7d040029242e3ad88c84e8eac16467775459043587b51961", kill_on_drop: false }`
[INFO] [stdout] 82e156bf34cf3eab7d040029242e3ad88c84e8eac16467775459043587b51961
