[INFO] fetching crate screw 0.1.0...
[INFO] testing screw-0.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate screw 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate screw 0.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate screw 0.1.0
[INFO] finished tweaking crates.io crate screw 0.1.0
[INFO] tweaked toml for crates.io crate screw 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate screw 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88c5253d909f5a41f7d3d36894452b1c1e1cf0e3eb93e69a1545102a0dd06d1d
[INFO] running `Command { std: "docker" "start" "-a" "88c5253d909f5a41f7d3d36894452b1c1e1cf0e3eb93e69a1545102a0dd06d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88c5253d909f5a41f7d3d36894452b1c1e1cf0e3eb93e69a1545102a0dd06d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c5253d909f5a41f7d3d36894452b1c1e1cf0e3eb93e69a1545102a0dd06d1d", kill_on_drop: false }`
[INFO] [stdout] 88c5253d909f5a41f7d3d36894452b1c1e1cf0e3eb93e69a1545102a0dd06d1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0198a3f6808387a2ea038de4d2b669b0d13a86dcbb969aec3ee3787a39e9bd68
[INFO] running `Command { std: "docker" "start" "-a" "0198a3f6808387a2ea038de4d2b669b0d13a86dcbb969aec3ee3787a39e9bd68", kill_on_drop: false }`
[INFO] [stderr]    Compiling screw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "0198a3f6808387a2ea038de4d2b669b0d13a86dcbb969aec3ee3787a39e9bd68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0198a3f6808387a2ea038de4d2b669b0d13a86dcbb969aec3ee3787a39e9bd68", kill_on_drop: false }`
[INFO] [stdout] 0198a3f6808387a2ea038de4d2b669b0d13a86dcbb969aec3ee3787a39e9bd68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1563f16f4776148ae61f010f0b61897d476e898629c45a3bb1c305d9dd4a7d3d
[INFO] running `Command { std: "docker" "start" "-a" "1563f16f4776148ae61f010f0b61897d476e898629c45a3bb1c305d9dd4a7d3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling screw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "1563f16f4776148ae61f010f0b61897d476e898629c45a3bb1c305d9dd4a7d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1563f16f4776148ae61f010f0b61897d476e898629c45a3bb1c305d9dd4a7d3d", kill_on_drop: false }`
[INFO] [stdout] 1563f16f4776148ae61f010f0b61897d476e898629c45a3bb1c305d9dd4a7d3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ff398dc5aed6cc63668336848671c546ed8849d9c876ab525f872f7fd93bbbbb
[INFO] running `Command { std: "docker" "start" "-a" "ff398dc5aed6cc63668336848671c546ed8849d9c876ab525f872f7fd93bbbbb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/screw-df0b726ee5a1c698)
[INFO] running `Command { std: "docker" "inspect" "ff398dc5aed6cc63668336848671c546ed8849d9c876ab525f872f7fd93bbbbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff398dc5aed6cc63668336848671c546ed8849d9c876ab525f872f7fd93bbbbb", kill_on_drop: false }`
[INFO] [stdout] ff398dc5aed6cc63668336848671c546ed8849d9c876ab525f872f7fd93bbbbb