[INFO] fetching crate pop 0.0.0...
[INFO] testing pop-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate pop 0.0.0 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate pop 0.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pop 0.0.0
[INFO] finished tweaking crates.io crate pop 0.0.0
[INFO] tweaked toml for crates.io crate pop 0.0.0 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0ef3041c23f8bad179288f58868bc7e54280ebd6aab8224996f92ec15d12c63
[INFO] running `Command { std: "docker" "start" "-a" "c0ef3041c23f8bad179288f58868bc7e54280ebd6aab8224996f92ec15d12c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0ef3041c23f8bad179288f58868bc7e54280ebd6aab8224996f92ec15d12c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ef3041c23f8bad179288f58868bc7e54280ebd6aab8224996f92ec15d12c63", kill_on_drop: false }`
[INFO] [stdout] c0ef3041c23f8bad179288f58868bc7e54280ebd6aab8224996f92ec15d12c63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04aa301d593fe39891c59b449a62c6790a23cb85e7f6eb14d48bf59291bf9296
[INFO] running `Command { std: "docker" "start" "-a" "04aa301d593fe39891c59b449a62c6790a23cb85e7f6eb14d48bf59291bf9296", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pop v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "04aa301d593fe39891c59b449a62c6790a23cb85e7f6eb14d48bf59291bf9296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04aa301d593fe39891c59b449a62c6790a23cb85e7f6eb14d48bf59291bf9296", kill_on_drop: false }`
[INFO] [stdout] 04aa301d593fe39891c59b449a62c6790a23cb85e7f6eb14d48bf59291bf9296
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c397f19f63e578e74894eab05bcc4a54aa432b1cb55ff36a8d68100bd9f5b1b
[INFO] running `Command { std: "docker" "start" "-a" "6c397f19f63e578e74894eab05bcc4a54aa432b1cb55ff36a8d68100bd9f5b1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling pop v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "6c397f19f63e578e74894eab05bcc4a54aa432b1cb55ff36a8d68100bd9f5b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c397f19f63e578e74894eab05bcc4a54aa432b1cb55ff36a8d68100bd9f5b1b", kill_on_drop: false }`
[INFO] [stdout] 6c397f19f63e578e74894eab05bcc4a54aa432b1cb55ff36a8d68100bd9f5b1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3246babb0841885626d730b62f3a50bf0dbe1bfca7091db0db5dbc650ff0586c
[INFO] running `Command { std: "docker" "start" "-a" "3246babb0841885626d730b62f3a50bf0dbe1bfca7091db0db5dbc650ff0586c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pop-a89ba06cb3c4a587)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pop
[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" "3246babb0841885626d730b62f3a50bf0dbe1bfca7091db0db5dbc650ff0586c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3246babb0841885626d730b62f3a50bf0dbe1bfca7091db0db5dbc650ff0586c", kill_on_drop: false }`
[INFO] [stdout] 3246babb0841885626d730b62f3a50bf0dbe1bfca7091db0db5dbc650ff0586c