[INFO] fetching crate dolphin 0.0.0...
[INFO] testing dolphin-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dolphin 0.0.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate dolphin 0.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dolphin 0.0.0
[INFO] finished tweaking crates.io crate dolphin 0.0.0
[INFO] tweaked toml for crates.io crate dolphin 0.0.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cd46f878882aa401768aebdcfec3da67d43da0893e59c7757d89a3335783148
[INFO] running `Command { std: "docker" "start" "-a" "3cd46f878882aa401768aebdcfec3da67d43da0893e59c7757d89a3335783148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cd46f878882aa401768aebdcfec3da67d43da0893e59c7757d89a3335783148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd46f878882aa401768aebdcfec3da67d43da0893e59c7757d89a3335783148", kill_on_drop: false }`
[INFO] [stdout] 3cd46f878882aa401768aebdcfec3da67d43da0893e59c7757d89a3335783148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd37a0ef1e7e432afe48799ef7bc04c272e6ec32eb31eed6e3d507303a67f3d0
[INFO] running `Command { std: "docker" "start" "-a" "fd37a0ef1e7e432afe48799ef7bc04c272e6ec32eb31eed6e3d507303a67f3d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling dolphin v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "fd37a0ef1e7e432afe48799ef7bc04c272e6ec32eb31eed6e3d507303a67f3d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd37a0ef1e7e432afe48799ef7bc04c272e6ec32eb31eed6e3d507303a67f3d0", kill_on_drop: false }`
[INFO] [stdout] fd37a0ef1e7e432afe48799ef7bc04c272e6ec32eb31eed6e3d507303a67f3d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8a03ba6caa09a7adb494aab8102afc92367e436d5fc4eedbcac9b5d9f8e3fd2
[INFO] running `Command { std: "docker" "start" "-a" "e8a03ba6caa09a7adb494aab8102afc92367e436d5fc4eedbcac9b5d9f8e3fd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling dolphin v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "e8a03ba6caa09a7adb494aab8102afc92367e436d5fc4eedbcac9b5d9f8e3fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8a03ba6caa09a7adb494aab8102afc92367e436d5fc4eedbcac9b5d9f8e3fd2", kill_on_drop: false }`
[INFO] [stdout] e8a03ba6caa09a7adb494aab8102afc92367e436d5fc4eedbcac9b5d9f8e3fd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55af8e6b9466c55b25ea2c0505f598932474d09fa637a7a1d654535634902240
[INFO] running `Command { std: "docker" "start" "-a" "55af8e6b9466c55b25ea2c0505f598932474d09fa637a7a1d654535634902240", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dolphin-8bfd56e99277e5cb)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dolphin
[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] [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" "55af8e6b9466c55b25ea2c0505f598932474d09fa637a7a1d654535634902240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55af8e6b9466c55b25ea2c0505f598932474d09fa637a7a1d654535634902240", kill_on_drop: false }`
[INFO] [stdout] 55af8e6b9466c55b25ea2c0505f598932474d09fa637a7a1d654535634902240