[INFO] fetching crate fwalker 0.3.1...
[INFO] testing fwalker-0.3.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate fwalker 0.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fwalker 0.3.1 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fwalker 0.3.1
[INFO] finished tweaking crates.io crate fwalker 0.3.1
[INFO] tweaked toml for crates.io crate fwalker 0.3.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2178edd37b3445abfa5d5608e5e062f8b8d6bab4ed0d4838e8f04dc4a1802d21
[INFO] running `Command { std: "docker" "start" "-a" "2178edd37b3445abfa5d5608e5e062f8b8d6bab4ed0d4838e8f04dc4a1802d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2178edd37b3445abfa5d5608e5e062f8b8d6bab4ed0d4838e8f04dc4a1802d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2178edd37b3445abfa5d5608e5e062f8b8d6bab4ed0d4838e8f04dc4a1802d21", kill_on_drop: false }`
[INFO] [stdout] 2178edd37b3445abfa5d5608e5e062f8b8d6bab4ed0d4838e8f04dc4a1802d21
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c2e360cffc6db965c8f2948d66a3f4f20f439ae7804ffe85431fea5be7307dd
[INFO] running `Command { std: "docker" "start" "-a" "3c2e360cffc6db965c8f2948d66a3f4f20f439ae7804ffe85431fea5be7307dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling sysinfo v0.15.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling fwalker v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.17s
[INFO] running `Command { std: "docker" "inspect" "3c2e360cffc6db965c8f2948d66a3f4f20f439ae7804ffe85431fea5be7307dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c2e360cffc6db965c8f2948d66a3f4f20f439ae7804ffe85431fea5be7307dd", kill_on_drop: false }`
[INFO] [stdout] 3c2e360cffc6db965c8f2948d66a3f4f20f439ae7804ffe85431fea5be7307dd
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 477d54ed5fae2eb05023cf401c55c1eeb5040c87a988fd47c122506e8dd9ddac
[INFO] running `Command { std: "docker" "start" "-a" "477d54ed5fae2eb05023cf401c55c1eeb5040c87a988fd47c122506e8dd9ddac", kill_on_drop: false }`
[INFO] [stderr]    Compiling fwalker v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "477d54ed5fae2eb05023cf401c55c1eeb5040c87a988fd47c122506e8dd9ddac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "477d54ed5fae2eb05023cf401c55c1eeb5040c87a988fd47c122506e8dd9ddac", kill_on_drop: false }`
[INFO] [stdout] 477d54ed5fae2eb05023cf401c55c1eeb5040c87a988fd47c122506e8dd9ddac
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c061e3b29e3b7b048ff1400e4ab107f097651b7b9b50f55cab7b7f7e09106b33
[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" "c061e3b29e3b7b048ff1400e4ab107f097651b7b9b50f55cab7b7f7e09106b33", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fwalker-942f68bf9deceeff
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::test_equals ... ok
[INFO] [stdout] test tests::test_not_equals_different_settings ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_single_boundary ... ok
[INFO] [stdout] test tests::test_not_equals_different_state ... ok
[INFO] [stdout] test tests::test_not_equals_different_origin ... ok
[INFO] [stdout] test tests::test_depth_only_root_dir ... ok
[INFO] [stdout] test tests::test_ordering_less_than ... ok
[INFO] [stdout] test tests::test_reset ... ok
[INFO] [stdout] test tests::test_depth_one ... ok
[INFO] [stdout] test tests::test_path_not_found ... ok
[INFO] [stdout] test tests::test_path_not_a_dir ... ok
[INFO] [stdout] test tests::test_ordering_equal ... ok
[INFO] [stdout] test tests::test_ordering_greater_than ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_no_boundary ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_multiple_boundaries ... ok
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] test fs::tests::test_filesystems_are_never_empty ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_do_not_include_file_system_in_boundaries ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fwalker
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Walker::from (line 62) ... ok
[INFO] [stdout] test src/lib.rs - Walker::from (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c061e3b29e3b7b048ff1400e4ab107f097651b7b9b50f55cab7b7f7e09106b33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c061e3b29e3b7b048ff1400e4ab107f097651b7b9b50f55cab7b7f7e09106b33", kill_on_drop: false }`
[INFO] [stdout] c061e3b29e3b7b048ff1400e4ab107f097651b7b9b50f55cab7b7f7e09106b33