[INFO] fetching crate tt-engine 0.1.0...
[INFO] testing tt-engine-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tt-engine 0.1.0 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate tt-engine 0.1.0 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 tt-engine 0.1.0
[INFO] finished tweaking crates.io crate tt-engine 0.1.0
[INFO] tweaked toml for crates.io crate tt-engine 0.1.0 written to /workspace/builds/worker-17/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 597166b28db094a5f1220c4094723704d0a785938fefc7a34012d68509af53a1
[INFO] running `Command { std: "docker" "start" "-a" "597166b28db094a5f1220c4094723704d0a785938fefc7a34012d68509af53a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "597166b28db094a5f1220c4094723704d0a785938fefc7a34012d68509af53a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "597166b28db094a5f1220c4094723704d0a785938fefc7a34012d68509af53a1", kill_on_drop: false }`
[INFO] [stdout] 597166b28db094a5f1220c4094723704d0a785938fefc7a34012d68509af53a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 11d64012ec5b7447ce2d9f10a27734d74ca0eb9f42d27a192a6a718a488aa97d
[INFO] running `Command { std: "docker" "start" "-a" "11d64012ec5b7447ce2d9f10a27734d74ca0eb9f42d27a192a6a718a488aa97d", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling ruc v0.4.1
[INFO] [stderr]    Compiling tt-engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.02s
[INFO] running `Command { std: "docker" "inspect" "11d64012ec5b7447ce2d9f10a27734d74ca0eb9f42d27a192a6a718a488aa97d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11d64012ec5b7447ce2d9f10a27734d74ca0eb9f42d27a192a6a718a488aa97d", kill_on_drop: false }`
[INFO] [stdout] 11d64012ec5b7447ce2d9f10a27734d74ca0eb9f42d27a192a6a718a488aa97d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 38636445e88a413083ec27ce31356f85494ed1b60a7772176ae596eb52882a37
[INFO] running `Command { std: "docker" "start" "-a" "38636445e88a413083ec27ce31356f85494ed1b60a7772176ae596eb52882a37", kill_on_drop: false }`
[INFO] [stderr]    Compiling tt-engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "38636445e88a413083ec27ce31356f85494ed1b60a7772176ae596eb52882a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38636445e88a413083ec27ce31356f85494ed1b60a7772176ae596eb52882a37", kill_on_drop: false }`
[INFO] [stdout] 38636445e88a413083ec27ce31356f85494ed1b60a7772176ae596eb52882a37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 9c3fae75924780394b00abbcb6e002b0b055643f871d76b471bca9eecc1950e2
[INFO] running `Command { std: "docker" "start" "-a" "9c3fae75924780394b00abbcb6e002b0b055643f871d76b471bca9eecc1950e2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tt_engine-c70bb24b09d053cb)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests tt-engine
[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" "9c3fae75924780394b00abbcb6e002b0b055643f871d76b471bca9eecc1950e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c3fae75924780394b00abbcb6e002b0b055643f871d76b471bca9eecc1950e2", kill_on_drop: false }`
[INFO] [stdout] 9c3fae75924780394b00abbcb6e002b0b055643f871d76b471bca9eecc1950e2