[INFO] fetching crate powder 0.0.1...
[INFO] testing powder-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate powder 0.0.1 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate powder 0.0.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate powder 0.0.1
[INFO] finished tweaking crates.io crate powder 0.0.1
[INFO] tweaked toml for crates.io crate powder 0.0.1 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df8a3ca4cdcbe55480ef0bb7160a32d3d697d807093acdeda989797d7acb8562
[INFO] running `Command { std: "docker" "start" "-a" "df8a3ca4cdcbe55480ef0bb7160a32d3d697d807093acdeda989797d7acb8562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df8a3ca4cdcbe55480ef0bb7160a32d3d697d807093acdeda989797d7acb8562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df8a3ca4cdcbe55480ef0bb7160a32d3d697d807093acdeda989797d7acb8562", kill_on_drop: false }`
[INFO] [stdout] df8a3ca4cdcbe55480ef0bb7160a32d3d697d807093acdeda989797d7acb8562
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35b24b26f3054ad75e6b46af3f981d65a283d32b7b623ef8b4e16413780d57e0
[INFO] running `Command { std: "docker" "start" "-a" "35b24b26f3054ad75e6b46af3f981d65a283d32b7b623ef8b4e16413780d57e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling powder v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "35b24b26f3054ad75e6b46af3f981d65a283d32b7b623ef8b4e16413780d57e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35b24b26f3054ad75e6b46af3f981d65a283d32b7b623ef8b4e16413780d57e0", kill_on_drop: false }`
[INFO] [stdout] 35b24b26f3054ad75e6b46af3f981d65a283d32b7b623ef8b4e16413780d57e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd18ac0e7d754ad0748a23dca7878d7e22a1187e6fbe451d43bfc57c6caebd47
[INFO] running `Command { std: "docker" "start" "-a" "fd18ac0e7d754ad0748a23dca7878d7e22a1187e6fbe451d43bfc57c6caebd47", kill_on_drop: false }`
[INFO] [stderr]    Compiling powder v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/powder-cbdb16c4ac71ac4d)
[INFO] running `Command { std: "docker" "inspect" "fd18ac0e7d754ad0748a23dca7878d7e22a1187e6fbe451d43bfc57c6caebd47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd18ac0e7d754ad0748a23dca7878d7e22a1187e6fbe451d43bfc57c6caebd47", kill_on_drop: false }`
[INFO] [stdout] fd18ac0e7d754ad0748a23dca7878d7e22a1187e6fbe451d43bfc57c6caebd47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 205f6521fb689bf201b30fe183ccdd6c6b8016b3fe8a0ebd845fea86f1ee9f4a
[INFO] running `Command { std: "docker" "start" "-a" "205f6521fb689bf201b30fe183ccdd6c6b8016b3fe8a0ebd845fea86f1ee9f4a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/powder-cbdb16c4ac71ac4d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests powder
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[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" "205f6521fb689bf201b30fe183ccdd6c6b8016b3fe8a0ebd845fea86f1ee9f4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "205f6521fb689bf201b30fe183ccdd6c6b8016b3fe8a0ebd845fea86f1ee9f4a", kill_on_drop: false }`
[INFO] [stdout] 205f6521fb689bf201b30fe183ccdd6c6b8016b3fe8a0ebd845fea86f1ee9f4a