[INFO] fetching crate per-thread-mutex 0.1.4...
[INFO] building per-thread-mutex-0.1.4 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate per-thread-mutex 0.1.4 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate per-thread-mutex 0.1.4
[INFO] finished tweaking crates.io crate per-thread-mutex 0.1.4
[INFO] tweaked toml for crates.io crate per-thread-mutex 0.1.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate per-thread-mutex 0.1.4 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.10.2 (available: v0.11.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d43986091d5a99285c2ae6b0e317a48db8325cc3a62888d21920fe8ae2fb0bf
[INFO] running `Command { std: "docker" "start" "-a" "0d43986091d5a99285c2ae6b0e317a48db8325cc3a62888d21920fe8ae2fb0bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d43986091d5a99285c2ae6b0e317a48db8325cc3a62888d21920fe8ae2fb0bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d43986091d5a99285c2ae6b0e317a48db8325cc3a62888d21920fe8ae2fb0bf", kill_on_drop: false }`
[INFO] [stdout] 0d43986091d5a99285c2ae6b0e317a48db8325cc3a62888d21920fe8ae2fb0bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b36b87ec024f3909facef076d8bac6e2b8d4cbfcf12f2685898902b57b92f79
[INFO] running `Command { std: "docker" "start" "-a" "0b36b87ec024f3909facef076d8bac6e2b8d4cbfcf12f2685898902b57b92f79", kill_on_drop: false }`
[INFO] [stderr]    Compiling per-thread-mutex v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "0b36b87ec024f3909facef076d8bac6e2b8d4cbfcf12f2685898902b57b92f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b36b87ec024f3909facef076d8bac6e2b8d4cbfcf12f2685898902b57b92f79", kill_on_drop: false }`
[INFO] [stdout] 0b36b87ec024f3909facef076d8bac6e2b8d4cbfcf12f2685898902b57b92f79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df5298161190ae85a821c221aa8d8b481c5731dcefba0aea05d0823b2cc7263f
[INFO] running `Command { std: "docker" "start" "-a" "df5298161190ae85a821c221aa8d8b481c5731dcefba0aea05d0823b2cc7263f", kill_on_drop: false }`
[INFO] [stderr]    Compiling per-thread-mutex v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "df5298161190ae85a821c221aa8d8b481c5731dcefba0aea05d0823b2cc7263f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df5298161190ae85a821c221aa8d8b481c5731dcefba0aea05d0823b2cc7263f", kill_on_drop: false }`
[INFO] [stdout] df5298161190ae85a821c221aa8d8b481c5731dcefba0aea05d0823b2cc7263f