[INFO] fetching crate mmut 0.1.0...
[INFO] testing mmut-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate mmut 0.1.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate mmut 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mmut 0.1.0
[INFO] finished tweaking crates.io crate mmut 0.1.0
[INFO] tweaked toml for crates.io crate mmut 0.1.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d62af958cd7b13184232e9d772212d6c0e1bbd63ed2b9ecd0b896c20fbabfb06
[INFO] running `Command { std: "docker" "start" "-a" "d62af958cd7b13184232e9d772212d6c0e1bbd63ed2b9ecd0b896c20fbabfb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d62af958cd7b13184232e9d772212d6c0e1bbd63ed2b9ecd0b896c20fbabfb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d62af958cd7b13184232e9d772212d6c0e1bbd63ed2b9ecd0b896c20fbabfb06", kill_on_drop: false }`
[INFO] [stdout] d62af958cd7b13184232e9d772212d6c0e1bbd63ed2b9ecd0b896c20fbabfb06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f419e5723d1d23753bfc654b7f1c5c0ce65d1186a9e2d364906349d7277abf5f
[INFO] running `Command { std: "docker" "start" "-a" "f419e5723d1d23753bfc654b7f1c5c0ce65d1186a9e2d364906349d7277abf5f", 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] [stderr]    Compiling mmut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "f419e5723d1d23753bfc654b7f1c5c0ce65d1186a9e2d364906349d7277abf5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f419e5723d1d23753bfc654b7f1c5c0ce65d1186a9e2d364906349d7277abf5f", kill_on_drop: false }`
[INFO] [stdout] f419e5723d1d23753bfc654b7f1c5c0ce65d1186a9e2d364906349d7277abf5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eba18b89e1580414c5dae5ccdf80441b441fea62d2bd056cfd9b6d89451ae640
[INFO] running `Command { std: "docker" "start" "-a" "eba18b89e1580414c5dae5ccdf80441b441fea62d2bd056cfd9b6d89451ae640", kill_on_drop: false }`
[INFO] [stderr]    Compiling mmut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "eba18b89e1580414c5dae5ccdf80441b441fea62d2bd056cfd9b6d89451ae640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba18b89e1580414c5dae5ccdf80441b441fea62d2bd056cfd9b6d89451ae640", kill_on_drop: false }`
[INFO] [stdout] eba18b89e1580414c5dae5ccdf80441b441fea62d2bd056cfd9b6d89451ae640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28e5f12e5f5ecddb110f7f7e59a90208d8d21f3ffe59a3c20a4b7d917f448cff
[INFO] running `Command { std: "docker" "start" "-a" "28e5f12e5f5ecddb110f7f7e59a90208d8d21f3ffe59a3c20a4b7d917f448cff", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mmut-2fb815c4b311c453)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests mmut
[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 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - MutPair (line 23) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "28e5f12e5f5ecddb110f7f7e59a90208d8d21f3ffe59a3c20a4b7d917f448cff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e5f12e5f5ecddb110f7f7e59a90208d8d21f3ffe59a3c20a4b7d917f448cff", kill_on_drop: false }`
[INFO] [stdout] 28e5f12e5f5ecddb110f7f7e59a90208d8d21f3ffe59a3c20a4b7d917f448cff
