[INFO] fetching crate tofas 0.2.11...
[INFO] building tofas-0.2.11 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate tofas 0.2.11 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate tofas 0.2.11
[INFO] finished tweaking crates.io crate tofas 0.2.11
[INFO] tweaked toml for crates.io crate tofas 0.2.11 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tofas 0.2.11 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] crate crates.io crate tofas 0.2.11 already has a lockfile, it will not be regenerated
[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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fastrand v1.7.0
[INFO] [stderr]   Downloaded custom_error v1.9.2
[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] 736b1cf49ae01841d617b7cf5f7ce827e5f0b6b8e2064633e384db86ab8c1104
[INFO] running `Command { std: "docker" "start" "-a" "736b1cf49ae01841d617b7cf5f7ce827e5f0b6b8e2064633e384db86ab8c1104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "736b1cf49ae01841d617b7cf5f7ce827e5f0b6b8e2064633e384db86ab8c1104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736b1cf49ae01841d617b7cf5f7ce827e5f0b6b8e2064633e384db86ab8c1104", kill_on_drop: false }`
[INFO] [stdout] 736b1cf49ae01841d617b7cf5f7ce827e5f0b6b8e2064633e384db86ab8c1104
[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] a75a5e8290ee93f73bb591a52844d385d511078a490ac352ba312eadcaede9e5
[INFO] running `Command { std: "docker" "start" "-a" "a75a5e8290ee93f73bb591a52844d385d511078a490ac352ba312eadcaede9e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling custom_error v1.9.2
[INFO] [stderr]    Compiling tofas v0.2.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "a75a5e8290ee93f73bb591a52844d385d511078a490ac352ba312eadcaede9e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a75a5e8290ee93f73bb591a52844d385d511078a490ac352ba312eadcaede9e5", kill_on_drop: false }`
[INFO] [stdout] a75a5e8290ee93f73bb591a52844d385d511078a490ac352ba312eadcaede9e5
[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] d0997ed1cdf87ded775848fa79e5347787e48c234bcc61cc4261949e917f375f
[INFO] running `Command { std: "docker" "start" "-a" "d0997ed1cdf87ded775848fa79e5347787e48c234bcc61cc4261949e917f375f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling tofas v0.2.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "d0997ed1cdf87ded775848fa79e5347787e48c234bcc61cc4261949e917f375f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0997ed1cdf87ded775848fa79e5347787e48c234bcc61cc4261949e917f375f", kill_on_drop: false }`
[INFO] [stdout] d0997ed1cdf87ded775848fa79e5347787e48c234bcc61cc4261949e917f375f