[INFO] fetching crate startup_to_learn_rust 0.1.0...
[INFO] testing startup_to_learn_rust-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate startup_to_learn_rust 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate startup_to_learn_rust 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 startup_to_learn_rust 0.1.0
[INFO] finished tweaking crates.io crate startup_to_learn_rust 0.1.0
[INFO] tweaked toml for crates.io crate startup_to_learn_rust 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate startup_to_learn_rust 0.1.0 already has a lockfile, it will not be regenerated
[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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] ad8e7a90046a31233c0d3dff2816224048d12687e82c93001e7132d52e29759a
[INFO] running `Command { std: "docker" "start" "-a" "ad8e7a90046a31233c0d3dff2816224048d12687e82c93001e7132d52e29759a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad8e7a90046a31233c0d3dff2816224048d12687e82c93001e7132d52e29759a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad8e7a90046a31233c0d3dff2816224048d12687e82c93001e7132d52e29759a", kill_on_drop: false }`
[INFO] [stdout] ad8e7a90046a31233c0d3dff2816224048d12687e82c93001e7132d52e29759a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 6e11a188466f9968d1826dc233b85e3225819cbbd84de2f5b05dc516a268f995
[INFO] running `Command { std: "docker" "start" "-a" "6e11a188466f9968d1826dc233b85e3225819cbbd84de2f5b05dc516a268f995", kill_on_drop: false }`
[INFO] [stderr]    Compiling startup_to_learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "6e11a188466f9968d1826dc233b85e3225819cbbd84de2f5b05dc516a268f995", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e11a188466f9968d1826dc233b85e3225819cbbd84de2f5b05dc516a268f995", kill_on_drop: false }`
[INFO] [stdout] 6e11a188466f9968d1826dc233b85e3225819cbbd84de2f5b05dc516a268f995
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] d37e09e908c63b2e639abb07724bf6865c4f6bd1ae242cbb8705fce9b1d13dbb
[INFO] running `Command { std: "docker" "start" "-a" "d37e09e908c63b2e639abb07724bf6865c4f6bd1ae242cbb8705fce9b1d13dbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling startup_to_learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "d37e09e908c63b2e639abb07724bf6865c4f6bd1ae242cbb8705fce9b1d13dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d37e09e908c63b2e639abb07724bf6865c4f6bd1ae242cbb8705fce9b1d13dbb", kill_on_drop: false }`
[INFO] [stdout] d37e09e908c63b2e639abb07724bf6865c4f6bd1ae242cbb8705fce9b1d13dbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] ba427a7a125a3c8f8d0e8507dc947ab4b8f6eb30da6af8bebde79345aee5586b
[INFO] running `Command { std: "docker" "start" "-a" "ba427a7a125a3c8f8d0e8507dc947ab4b8f6eb30da6af8bebde79345aee5586b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/startup_to_learn_rust-d202d7ff3d818918)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/startup_to_learn_rust-9a72a6ef79e12bf5)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests startup_to_learn_rust
[INFO] [stdout] test test::one_result ... 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] [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" "ba427a7a125a3c8f8d0e8507dc947ab4b8f6eb30da6af8bebde79345aee5586b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba427a7a125a3c8f8d0e8507dc947ab4b8f6eb30da6af8bebde79345aee5586b", kill_on_drop: false }`
[INFO] [stdout] ba427a7a125a3c8f8d0e8507dc947ab4b8f6eb30da6af8bebde79345aee5586b