[INFO] fetching crate octopus 0.0.0...
[INFO] testing octopus-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate octopus 0.0.0 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate octopus 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 octopus 0.0.0
[INFO] finished tweaking crates.io crate octopus 0.0.0
[INFO] tweaked toml for crates.io crate octopus 0.0.0 written to /workspace/builds/worker-49/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] [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-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 59ea7eed528d6bb56ea1792a1dec298869fbf48f01afa0ae4ae449806d0a460c
[INFO] running `Command { std: "docker" "start" "-a" "59ea7eed528d6bb56ea1792a1dec298869fbf48f01afa0ae4ae449806d0a460c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59ea7eed528d6bb56ea1792a1dec298869fbf48f01afa0ae4ae449806d0a460c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ea7eed528d6bb56ea1792a1dec298869fbf48f01afa0ae4ae449806d0a460c", kill_on_drop: false }`
[INFO] [stdout] 59ea7eed528d6bb56ea1792a1dec298869fbf48f01afa0ae4ae449806d0a460c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 746357978ab7b0394bbffc89d3ce81f71b17b2641a8185067ad65f03647ebd74
[INFO] running `Command { std: "docker" "start" "-a" "746357978ab7b0394bbffc89d3ce81f71b17b2641a8185067ad65f03647ebd74", kill_on_drop: false }`
[INFO] [stderr]    Compiling octopus v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "746357978ab7b0394bbffc89d3ce81f71b17b2641a8185067ad65f03647ebd74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "746357978ab7b0394bbffc89d3ce81f71b17b2641a8185067ad65f03647ebd74", kill_on_drop: false }`
[INFO] [stdout] 746357978ab7b0394bbffc89d3ce81f71b17b2641a8185067ad65f03647ebd74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 62ff47c4d86753102d6fd5a0576527ce4d7a636e60ad1d7b3ea5f6411bb01bfc
[INFO] running `Command { std: "docker" "start" "-a" "62ff47c4d86753102d6fd5a0576527ce4d7a636e60ad1d7b3ea5f6411bb01bfc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling octopus v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "62ff47c4d86753102d6fd5a0576527ce4d7a636e60ad1d7b3ea5f6411bb01bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62ff47c4d86753102d6fd5a0576527ce4d7a636e60ad1d7b3ea5f6411bb01bfc", kill_on_drop: false }`
[INFO] [stdout] 62ff47c4d86753102d6fd5a0576527ce4d7a636e60ad1d7b3ea5f6411bb01bfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 450b80a32632c51e6039d8e55452049ec6568183cebd42854b24148a75ff8c9a
[INFO] running `Command { std: "docker" "start" "-a" "450b80a32632c51e6039d8e55452049ec6568183cebd42854b24148a75ff8c9a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/octopus-cf680f5a29b61b6a)
[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]    Doc-tests octopus
[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" "450b80a32632c51e6039d8e55452049ec6568183cebd42854b24148a75ff8c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "450b80a32632c51e6039d8e55452049ec6568183cebd42854b24148a75ff8c9a", kill_on_drop: false }`
[INFO] [stdout] 450b80a32632c51e6039d8e55452049ec6568183cebd42854b24148a75ff8c9a