[INFO] fetching crate spool 0.1.3...
[INFO] building spool-0.1.3 against master#461e8078010433ff7de2db2aaae8a3cfb0847215 for pr-94962
[INFO] extracting crate spool 0.1.3 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate spool 0.1.3 on toolchain 461e8078010433ff7de2db2aaae8a3cfb0847215
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spool 0.1.3
[INFO] finished tweaking crates.io crate spool 0.1.3
[INFO] tweaked toml for crates.io crate spool 0.1.3 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "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-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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b02e9188c4487ba475671ce4ca661d4cedef756fc572147ff02372bb8d7d3d3
[INFO] running `Command { std: "docker" "start" "-a" "0b02e9188c4487ba475671ce4ca661d4cedef756fc572147ff02372bb8d7d3d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b02e9188c4487ba475671ce4ca661d4cedef756fc572147ff02372bb8d7d3d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b02e9188c4487ba475671ce4ca661d4cedef756fc572147ff02372bb8d7d3d3", kill_on_drop: false }`
[INFO] [stdout] 0b02e9188c4487ba475671ce4ca661d4cedef756fc572147ff02372bb8d7d3d3
[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" "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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1100e53edb1519f17bc939e7cf711229dd86d4a33fce7d812fafe4cfacd02e88
[INFO] running `Command { std: "docker" "start" "-a" "1100e53edb1519f17bc939e7cf711229dd86d4a33fce7d812fafe4cfacd02e88", kill_on_drop: false }`
[INFO] [stderr]    Compiling spool v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "1100e53edb1519f17bc939e7cf711229dd86d4a33fce7d812fafe4cfacd02e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1100e53edb1519f17bc939e7cf711229dd86d4a33fce7d812fafe4cfacd02e88", kill_on_drop: false }`
[INFO] [stdout] 1100e53edb1519f17bc939e7cf711229dd86d4a33fce7d812fafe4cfacd02e88
[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" "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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36922d96c6e688d120bfbebccb434feef4c870c55a274232d00d19449029a0b9
[INFO] running `Command { std: "docker" "start" "-a" "36922d96c6e688d120bfbebccb434feef4c870c55a274232d00d19449029a0b9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling spool v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/spool-7173f2be4bfd890e)
[INFO] running `Command { std: "docker" "inspect" "36922d96c6e688d120bfbebccb434feef4c870c55a274232d00d19449029a0b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36922d96c6e688d120bfbebccb434feef4c870c55a274232d00d19449029a0b9", kill_on_drop: false }`
[INFO] [stdout] 36922d96c6e688d120bfbebccb434feef4c870c55a274232d00d19449029a0b9