[INFO] fetching crate quirk 0.1.0...
[INFO] building quirk-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate quirk 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate quirk 0.1.0
[INFO] finished tweaking crates.io crate quirk 0.1.0
[INFO] tweaked toml for crates.io crate quirk 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate quirk 0.1.0 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]     Blocking waiting for file lock on package cache
[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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3dd72aa2b69510dd9cf79e9c8726fc99ffa79bb766e46e9ae39a4b64e5ea43a3
[INFO] running `Command { std: "docker" "start" "-a" "3dd72aa2b69510dd9cf79e9c8726fc99ffa79bb766e46e9ae39a4b64e5ea43a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dd72aa2b69510dd9cf79e9c8726fc99ffa79bb766e46e9ae39a4b64e5ea43a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dd72aa2b69510dd9cf79e9c8726fc99ffa79bb766e46e9ae39a4b64e5ea43a3", kill_on_drop: false }`
[INFO] [stdout] 3dd72aa2b69510dd9cf79e9c8726fc99ffa79bb766e46e9ae39a4b64e5ea43a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7fc7532d44d6ef1f4c3464d232a7205c43db64ed678d988d58163ead8940cd21
[INFO] running `Command { std: "docker" "start" "-a" "7fc7532d44d6ef1f4c3464d232a7205c43db64ed678d988d58163ead8940cd21", kill_on_drop: false }`
[INFO] [stderr]    Compiling quirk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "7fc7532d44d6ef1f4c3464d232a7205c43db64ed678d988d58163ead8940cd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fc7532d44d6ef1f4c3464d232a7205c43db64ed678d988d58163ead8940cd21", kill_on_drop: false }`
[INFO] [stdout] 7fc7532d44d6ef1f4c3464d232a7205c43db64ed678d988d58163ead8940cd21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d859ac999d9f1950be196f95d912ef1e79259aff5b4abeac155e713ce0a135c9
[INFO] running `Command { std: "docker" "start" "-a" "d859ac999d9f1950be196f95d912ef1e79259aff5b4abeac155e713ce0a135c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling quirk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "d859ac999d9f1950be196f95d912ef1e79259aff5b4abeac155e713ce0a135c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d859ac999d9f1950be196f95d912ef1e79259aff5b4abeac155e713ce0a135c9", kill_on_drop: false }`
[INFO] [stdout] d859ac999d9f1950be196f95d912ef1e79259aff5b4abeac155e713ce0a135c9