[INFO] fetching crate coreio 0.0.1...
[INFO] testing coreio-0.0.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate coreio 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate coreio 0.0.1 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coreio 0.0.1
[INFO] finished tweaking crates.io crate coreio 0.0.1
[INFO] tweaked toml for crates.io crate coreio 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a99da6b80ef1c7351a6b16a0b4a9fc0cf5afcd0e5ae1cd77f7b194eba55ed627
[INFO] running `Command { std: "docker" "start" "-a" "a99da6b80ef1c7351a6b16a0b4a9fc0cf5afcd0e5ae1cd77f7b194eba55ed627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a99da6b80ef1c7351a6b16a0b4a9fc0cf5afcd0e5ae1cd77f7b194eba55ed627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a99da6b80ef1c7351a6b16a0b4a9fc0cf5afcd0e5ae1cd77f7b194eba55ed627", kill_on_drop: false }`
[INFO] [stdout] a99da6b80ef1c7351a6b16a0b4a9fc0cf5afcd0e5ae1cd77f7b194eba55ed627
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78c8feb6772099056616e97cc409df4aa7c54a0c13b82e7b8956a2e323c01970
[INFO] running `Command { std: "docker" "start" "-a" "78c8feb6772099056616e97cc409df4aa7c54a0c13b82e7b8956a2e323c01970", kill_on_drop: false }`
[INFO] [stderr]    Compiling coreio v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "78c8feb6772099056616e97cc409df4aa7c54a0c13b82e7b8956a2e323c01970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78c8feb6772099056616e97cc409df4aa7c54a0c13b82e7b8956a2e323c01970", kill_on_drop: false }`
[INFO] [stdout] 78c8feb6772099056616e97cc409df4aa7c54a0c13b82e7b8956a2e323c01970
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25dd06fd7de7a21decbc72d9d98e2e96dab477be65c3c6be3ec9abc21a16e467
[INFO] running `Command { std: "docker" "start" "-a" "25dd06fd7de7a21decbc72d9d98e2e96dab477be65c3c6be3ec9abc21a16e467", kill_on_drop: false }`
[INFO] [stderr]    Compiling coreio v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "25dd06fd7de7a21decbc72d9d98e2e96dab477be65c3c6be3ec9abc21a16e467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25dd06fd7de7a21decbc72d9d98e2e96dab477be65c3c6be3ec9abc21a16e467", kill_on_drop: false }`
[INFO] [stdout] 25dd06fd7de7a21decbc72d9d98e2e96dab477be65c3c6be3ec9abc21a16e467
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f78c0a39550533c47ffaed97c6c3dc3fe2d5d4c6ce823d947fa8b1e3356edba9
[INFO] running `Command { std: "docker" "start" "-a" "f78c0a39550533c47ffaed97c6c3dc3fe2d5d4c6ce823d947fa8b1e3356edba9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/coreio-d07296ec7451040e)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests coreio
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "f78c0a39550533c47ffaed97c6c3dc3fe2d5d4c6ce823d947fa8b1e3356edba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f78c0a39550533c47ffaed97c6c3dc3fe2d5d4c6ce823d947fa8b1e3356edba9", kill_on_drop: false }`
[INFO] [stdout] f78c0a39550533c47ffaed97c6c3dc3fe2d5d4c6ce823d947fa8b1e3356edba9