[INFO] fetching crate fwalker 0.4.1...
[INFO] testing fwalker-0.4.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate fwalker 0.4.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fwalker 0.4.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sysinfo v0.16.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20d4a4f80c3e1c7769cb4e2999a0003fb77e374d968a7331fd2e7a19d4ce5831
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "20d4a4f80c3e1c7769cb4e2999a0003fb77e374d968a7331fd2e7a19d4ce5831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20d4a4f80c3e1c7769cb4e2999a0003fb77e374d968a7331fd2e7a19d4ce5831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20d4a4f80c3e1c7769cb4e2999a0003fb77e374d968a7331fd2e7a19d4ce5831", kill_on_drop: false }`
[INFO] [stdout] 20d4a4f80c3e1c7769cb4e2999a0003fb77e374d968a7331fd2e7a19d4ce5831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3005f2087fb77ee5ac5f97db46e32a3a1aeb6bde660d3459b38a8bc48137cc8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b3005f2087fb77ee5ac5f97db46e32a3a1aeb6bde660d3459b38a8bc48137cc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling sysinfo v0.16.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[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-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling fwalker v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.73s
[INFO] running `Command { std: "docker" "inspect" "b3005f2087fb77ee5ac5f97db46e32a3a1aeb6bde660d3459b38a8bc48137cc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3005f2087fb77ee5ac5f97db46e32a3a1aeb6bde660d3459b38a8bc48137cc8", kill_on_drop: false }`
[INFO] [stdout] b3005f2087fb77ee5ac5f97db46e32a3a1aeb6bde660d3459b38a8bc48137cc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c12e25da37e92f8ff00edb2b0bb61a53dcd9517a42e90026ed8616004f22a6a7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c12e25da37e92f8ff00edb2b0bb61a53dcd9517a42e90026ed8616004f22a6a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling fwalker v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "c12e25da37e92f8ff00edb2b0bb61a53dcd9517a42e90026ed8616004f22a6a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c12e25da37e92f8ff00edb2b0bb61a53dcd9517a42e90026ed8616004f22a6a7", kill_on_drop: false }`
[INFO] [stdout] c12e25da37e92f8ff00edb2b0bb61a53dcd9517a42e90026ed8616004f22a6a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93db9c8c23f5298d0254195653be7fb8dfaa872ed5d3e9d978c41915c633abbd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "93db9c8c23f5298d0254195653be7fb8dfaa872ed5d3e9d978c41915c633abbd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fwalker-314d9e9536f34989)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test tests::test_bench ... ignored
[INFO] [stdout] test fs::tests::test_fs_boundaries_no_boundary ... ok
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] test tests::test_depth_only_root_dir ... ok
[INFO] [stdout] test tests::test_find_all ... ok
[INFO] [stdout] test tests::test_not_equals_different_origin ... ok
[INFO] [stdout] test tests::test_not_equals_different_settings ... ok
[INFO] [stdout] test tests::test_not_equals_different_state ... ok
[INFO] [stdout] test tests::test_into_from_str ... ok
[INFO] [stdout] test tests::test_ordering_equal ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_do_not_include_file_system_in_boundaries ... ok
[INFO] [stdout] test tests::test_path_not_found ... ok
[INFO] [stdout] test tests::test_from_conversion ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_single_boundary ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_multiple_boundaries ... ok
[INFO] [stdout] test tests::test_equals ... ok
[INFO] [stdout] test tests::test_path_not_a_dir ... ok
[INFO] [stdout] test tests::test_depth_one ... ok
[INFO] [stdout] test tests::test_into_from_pathbuf ... ok
[INFO] [stdout] test tests::test_reset ... ok
[INFO] [stdout] test tests::test_ordering_greater_than ... ok
[INFO] [stdout] test tests::test_ordering_less_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 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fwalker
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Walker::from (line 73) ... ok
[INFO] [stdout] test src/lib.rs - Walker::from (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "93db9c8c23f5298d0254195653be7fb8dfaa872ed5d3e9d978c41915c633abbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93db9c8c23f5298d0254195653be7fb8dfaa872ed5d3e9d978c41915c633abbd", kill_on_drop: false }`
[INFO] [stdout] 93db9c8c23f5298d0254195653be7fb8dfaa872ed5d3e9d978c41915c633abbd