[INFO] fetching crate fwalker 0.4.1...
[INFO] testing fwalker-0.4.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fwalker 0.4.1 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate fwalker 0.4.1 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 fwalker 0.4.1
[INFO] finished tweaking crates.io crate fwalker 0.4.1
[INFO] tweaked toml for crates.io crate fwalker 0.4.1 written to /workspace/builds/worker-47/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] 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-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] f34f93ddd04596baa6f64a7bc51a669d77185383c1ebcc43b4149e087ddb9def
[INFO] running `Command { std: "docker" "start" "-a" "f34f93ddd04596baa6f64a7bc51a669d77185383c1ebcc43b4149e087ddb9def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f34f93ddd04596baa6f64a7bc51a669d77185383c1ebcc43b4149e087ddb9def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34f93ddd04596baa6f64a7bc51a669d77185383c1ebcc43b4149e087ddb9def", kill_on_drop: false }`
[INFO] [stdout] f34f93ddd04596baa6f64a7bc51a669d77185383c1ebcc43b4149e087ddb9def
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] ad4af87d00fe9efa641bdbf1f835b1cb5b0577a805ec81a1c9b3c3b69d9fae17
[INFO] running `Command { std: "docker" "start" "-a" "ad4af87d00fe9efa641bdbf1f835b1cb5b0577a805ec81a1c9b3c3b69d9fae17", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling sysinfo v0.16.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling fwalker v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.57s
[INFO] running `Command { std: "docker" "inspect" "ad4af87d00fe9efa641bdbf1f835b1cb5b0577a805ec81a1c9b3c3b69d9fae17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad4af87d00fe9efa641bdbf1f835b1cb5b0577a805ec81a1c9b3c3b69d9fae17", kill_on_drop: false }`
[INFO] [stdout] ad4af87d00fe9efa641bdbf1f835b1cb5b0577a805ec81a1c9b3c3b69d9fae17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] f436214afedec4ca5d26f9b484a285f9bcb5f806992a70db3c961f1ed9c3fde4
[INFO] running `Command { std: "docker" "start" "-a" "f436214afedec4ca5d26f9b484a285f9bcb5f806992a70db3c961f1ed9c3fde4", kill_on_drop: false }`
[INFO] [stderr]    Compiling fwalker v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "f436214afedec4ca5d26f9b484a285f9bcb5f806992a70db3c961f1ed9c3fde4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f436214afedec4ca5d26f9b484a285f9bcb5f806992a70db3c961f1ed9c3fde4", kill_on_drop: false }`
[INFO] [stdout] f436214afedec4ca5d26f9b484a285f9bcb5f806992a70db3c961f1ed9c3fde4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] c6ed6ed80569e28e681bfa92c623e2f0d30ac8957fbe5f45121aaa5d3d96703c
[INFO] running `Command { std: "docker" "start" "-a" "c6ed6ed80569e28e681bfa92c623e2f0d30ac8957fbe5f45121aaa5d3d96703c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fwalker-af499e086f8c0f5e)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test fs::tests::test_fs_boundaries_multiple_boundaries ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_do_not_include_file_system_in_boundaries ... ok
[INFO] [stdout] test tests::test_bench ... ignored
[INFO] [stdout] test fs::tests::test_fs_boundaries_single_boundary ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_no_boundary ... ok
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] test tests::test_depth_one ... ok
[INFO] [stdout] test tests::test_depth_only_root_dir ... ok
[INFO] [stdout] test tests::test_equals ... ok
[INFO] [stdout] test tests::test_from_conversion ... ok
[INFO] [stdout] test tests::test_into_from_pathbuf ... ok
[INFO] [stdout] test tests::test_into_from_str ... ok
[INFO] [stdout] test tests::test_not_equals_different_settings ... ok
[INFO] [stdout] test tests::test_not_equals_different_origin ... ok
[INFO] [stdout] test tests::test_find_all ... ok
[INFO] [stdout] test tests::test_not_equals_different_state ... ok
[INFO] [stdout] test tests::test_path_not_found ... ok
[INFO] [stdout] test tests::test_ordering_equal ... ok
[INFO] [stdout] test tests::test_path_not_a_dir ... ok
[INFO] [stdout] test tests::test_reset ... ok
[INFO] [stdout] test tests::test_ordering_less_than ... ok
[INFO] [stdout] test tests::test_ordering_greater_than ... ok
[INFO] [stdout] test fs::tests::test_filesystems_are_never_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fwalker
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Walker::from (line 57) ... ok
[INFO] [stdout] test src/lib.rs - Walker::from (line 73) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.77s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c6ed6ed80569e28e681bfa92c623e2f0d30ac8957fbe5f45121aaa5d3d96703c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6ed6ed80569e28e681bfa92c623e2f0d30ac8957fbe5f45121aaa5d3d96703c", kill_on_drop: false }`
[INFO] [stdout] c6ed6ed80569e28e681bfa92c623e2f0d30ac8957fbe5f45121aaa5d3d96703c