[INFO] fetching crate cargo-ensure-prefix 0.1.6...
[INFO] documenting cargo-ensure-prefix-0.1.6 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate cargo-ensure-prefix 0.1.6 into /workspace/builds/worker-107/source
[INFO] validating manifest of crates.io crate cargo-ensure-prefix 0.1.6 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 cargo-ensure-prefix 0.1.6
[INFO] finished tweaking crates.io crate cargo-ensure-prefix 0.1.6
[INFO] tweaked toml for crates.io crate cargo-ensure-prefix 0.1.6 written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate crates.io crate cargo-ensure-prefix 0.1.6 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]  Downloading crates ...
[INFO] [stderr]   Downloaded curl v0.4.26
[INFO] [stderr]   Downloaded backtrace v0.3.45
[INFO] [stderr]   Downloaded bstr v0.2.11
[INFO] [stderr]   Downloaded libssh2-sys v0.2.16
[INFO] [stderr]   Downloaded backtrace-sys v0.1.33
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.3
[INFO] [stderr]   Downloaded curl-sys v0.4.28+curl-7.69.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 9371bd38a714a3ab8eb6825623a76e2c3e0769135355e68416e4145d515af3f7
[INFO] running `Command { std: "docker" "start" "-a" "9371bd38a714a3ab8eb6825623a76e2c3e0769135355e68416e4145d515af3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9371bd38a714a3ab8eb6825623a76e2c3e0769135355e68416e4145d515af3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9371bd38a714a3ab8eb6825623a76e2c3e0769135355e68416e4145d515af3f7", kill_on_drop: false }`
[INFO] [stdout] 9371bd38a714a3ab8eb6825623a76e2c3e0769135355e68416e4145d515af3f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 851da802f21d3dcbf7eb76e9ed21c035c4356ba65a338406c8a95862d618b7b0
[INFO] running `Command { std: "docker" "start" "-a" "851da802f21d3dcbf7eb76e9ed21c035c4356ba65a338406c8a95862d618b7b0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling cc v1.0.50
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[INFO] [stderr]    Compiling autocfg v1.0.0
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[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling serde v1.0.104
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[INFO] [stderr]     Checking smallvec v1.2.0
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[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
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[INFO] [stderr]    Compiling libnghttp2-sys v0.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.28+curl-7.69.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.33
[INFO] [stderr]    Compiling libssh2-sys v0.2.16
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[INFO] [stderr]    Compiling synstructure v0.12.3
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[INFO] [stderr]     Checking cargo v0.32.0
[INFO] [stderr]  Documenting cargo-ensure-prefix v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 07s
[INFO] running `Command { std: "docker" "inspect" "851da802f21d3dcbf7eb76e9ed21c035c4356ba65a338406c8a95862d618b7b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "851da802f21d3dcbf7eb76e9ed21c035c4356ba65a338406c8a95862d618b7b0", kill_on_drop: false }`
[INFO] [stdout] 851da802f21d3dcbf7eb76e9ed21c035c4356ba65a338406c8a95862d618b7b0
