[INFO] fetching crate kitten 0.2.0...
[INFO] testing kitten-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate kitten 0.2.0 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate kitten 0.2.0 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 kitten 0.2.0
[INFO] finished tweaking crates.io crate kitten 0.2.0
[INFO] tweaked toml for crates.io crate kitten 0.2.0 written to /workspace/builds/worker-112/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-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] e91c14f2b5d454a87f94bf6ac479130efae66eccf2a6ce4ae7faf749b66435e2
[INFO] running `Command { std: "docker" "start" "-a" "e91c14f2b5d454a87f94bf6ac479130efae66eccf2a6ce4ae7faf749b66435e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e91c14f2b5d454a87f94bf6ac479130efae66eccf2a6ce4ae7faf749b66435e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e91c14f2b5d454a87f94bf6ac479130efae66eccf2a6ce4ae7faf749b66435e2", kill_on_drop: false }`
[INFO] [stdout] e91c14f2b5d454a87f94bf6ac479130efae66eccf2a6ce4ae7faf749b66435e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 25586592b17b46364b36929ed86e05f73ce688a8b4ede9df6a92e37c75c270f7
[INFO] running `Command { std: "docker" "start" "-a" "25586592b17b46364b36929ed86e05f73ce688a8b4ede9df6a92e37c75c270f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling kitten v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "25586592b17b46364b36929ed86e05f73ce688a8b4ede9df6a92e37c75c270f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25586592b17b46364b36929ed86e05f73ce688a8b4ede9df6a92e37c75c270f7", kill_on_drop: false }`
[INFO] [stdout] 25586592b17b46364b36929ed86e05f73ce688a8b4ede9df6a92e37c75c270f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] b3d34f8baa3432493fc93c1fc7fc63a5b696e21d5f4730fe287523e7ed668cf8
[INFO] running `Command { std: "docker" "start" "-a" "b3d34f8baa3432493fc93c1fc7fc63a5b696e21d5f4730fe287523e7ed668cf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling kitten v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "b3d34f8baa3432493fc93c1fc7fc63a5b696e21d5f4730fe287523e7ed668cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d34f8baa3432493fc93c1fc7fc63a5b696e21d5f4730fe287523e7ed668cf8", kill_on_drop: false }`
[INFO] [stdout] b3d34f8baa3432493fc93c1fc7fc63a5b696e21d5f4730fe287523e7ed668cf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 0097d5040db30325675aaa6c7fac46d48f9e9450977bc14fe17ffbef68c02c5b
[INFO] running `Command { std: "docker" "start" "-a" "0097d5040db30325675aaa6c7fac46d48f9e9450977bc14fe17ffbef68c02c5b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kitten-86c80442565069e1)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::it_works_with_named_functions_closures_and_closures_that_call_functions ... ok
[INFO] [stdout] test tests::kitten_works_with_named_functions_and_looks_clean ... ok
[INFO] [stdout] test tests::kitten_works_with_closures ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kitten
[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" "0097d5040db30325675aaa6c7fac46d48f9e9450977bc14fe17ffbef68c02c5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0097d5040db30325675aaa6c7fac46d48f9e9450977bc14fe17ffbef68c02c5b", kill_on_drop: false }`
[INFO] [stdout] 0097d5040db30325675aaa6c7fac46d48f9e9450977bc14fe17ffbef68c02c5b