[INFO] fetching crate gravity_bridge 0.1.0...
[INFO] building gravity_bridge-0.1.0 against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334
[INFO] extracting crate gravity_bridge 0.1.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate gravity_bridge 0.1.0 on toolchain 222c5724ecc922fe67815f428c19f82c129d9386
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gravity_bridge 0.1.0
[INFO] finished tweaking crates.io crate gravity_bridge 0.1.0
[INFO] tweaked toml for crates.io crate gravity_bridge 0.1.0 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate crates.io crate gravity_bridge 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce82e8b59862b4b1385535200060d586fb2636f14e48d50d666c0fda2bcc45f8
[INFO] running `Command { std: "docker" "start" "-a" "ce82e8b59862b4b1385535200060d586fb2636f14e48d50d666c0fda2bcc45f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce82e8b59862b4b1385535200060d586fb2636f14e48d50d666c0fda2bcc45f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce82e8b59862b4b1385535200060d586fb2636f14e48d50d666c0fda2bcc45f8", kill_on_drop: false }`
[INFO] [stdout] ce82e8b59862b4b1385535200060d586fb2636f14e48d50d666c0fda2bcc45f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 400c63c58113b59c745ec3624cdc5890f35c3067a1b28426a3a5d01cfd85b01f
[INFO] running `Command { std: "docker" "start" "-a" "400c63c58113b59c745ec3624cdc5890f35c3067a1b28426a3a5d01cfd85b01f", kill_on_drop: false }`
[INFO] [stderr]    Compiling gravity_bridge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "400c63c58113b59c745ec3624cdc5890f35c3067a1b28426a3a5d01cfd85b01f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "400c63c58113b59c745ec3624cdc5890f35c3067a1b28426a3a5d01cfd85b01f", kill_on_drop: false }`
[INFO] [stdout] 400c63c58113b59c745ec3624cdc5890f35c3067a1b28426a3a5d01cfd85b01f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 037e885aafa6ba6a5a69e066be8f0008b33ed2a2a7d330f8364419d707a7c06c
[INFO] running `Command { std: "docker" "start" "-a" "037e885aafa6ba6a5a69e066be8f0008b33ed2a2a7d330f8364419d707a7c06c", kill_on_drop: false }`
[INFO] [stderr]    Compiling gravity_bridge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/gravity_bridge-2b0f242ed784d4c0)
[INFO] running `Command { std: "docker" "inspect" "037e885aafa6ba6a5a69e066be8f0008b33ed2a2a7d330f8364419d707a7c06c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "037e885aafa6ba6a5a69e066be8f0008b33ed2a2a7d330f8364419d707a7c06c", kill_on_drop: false }`
[INFO] [stdout] 037e885aafa6ba6a5a69e066be8f0008b33ed2a2a7d330f8364419d707a7c06c