[INFO] fetching crate fwalker 0.3.0...
[INFO] testing fwalker-0.3.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate fwalker 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fwalker 0.3.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fwalker 0.3.0
[INFO] finished tweaking crates.io crate fwalker 0.3.0
[INFO] tweaked toml for crates.io crate fwalker 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2475d6af7dfebae6cdae1c51ac40995835bafe4795b64d2a554f3c5bcd3a1f98
[INFO] running `"docker" "start" "-a" "2475d6af7dfebae6cdae1c51ac40995835bafe4795b64d2a554f3c5bcd3a1f98"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sysinfo v0.14.4
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling fwalker v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.16s
[INFO] running `"docker" "inspect" "2475d6af7dfebae6cdae1c51ac40995835bafe4795b64d2a554f3c5bcd3a1f98"`
[INFO] running `"docker" "rm" "-f" "2475d6af7dfebae6cdae1c51ac40995835bafe4795b64d2a554f3c5bcd3a1f98"`
[INFO] [stdout] 2475d6af7dfebae6cdae1c51ac40995835bafe4795b64d2a554f3c5bcd3a1f98
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a656d12c26c9785fff9f3831e3aac20673019a5eb1f1bc26ff94ab16ca45ff4b
[INFO] running `"docker" "start" "-a" "a656d12c26c9785fff9f3831e3aac20673019a5eb1f1bc26ff94ab16ca45ff4b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling fwalker v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "a656d12c26c9785fff9f3831e3aac20673019a5eb1f1bc26ff94ab16ca45ff4b"`
[INFO] running `"docker" "rm" "-f" "a656d12c26c9785fff9f3831e3aac20673019a5eb1f1bc26ff94ab16ca45ff4b"`
[INFO] [stdout] a656d12c26c9785fff9f3831e3aac20673019a5eb1f1bc26ff94ab16ca45ff4b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] caf707dc30a60898f1ff15c88e2177b50e76e3d379ba54513ca5327269c5788a
[INFO] running `"docker" "start" "-a" "caf707dc30a60898f1ff15c88e2177b50e76e3d379ba54513ca5327269c5788a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fwalker-e5e2b253655ca9d4
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test fs::tests::test_fs_boundaries_multiple_boundaries ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_single_boundary ... ok
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] test tests::test_depth_only_root_dir ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_no_boundary ... ok
[INFO] [stdout] test tests::test_depth_one ... 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_ordering_less_than ... ok
[INFO] [stdout] test tests::test_ordering_greater_than ... ok
[INFO] [stdout] test tests::test_ordering_equal ... ok
[INFO] [stdout] test tests::test_equals ... 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_path_not_a_dir ... ok
[INFO] [stdout] test tests::test_reset ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'fs::tests::test_filesystems_are_never_empty' has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/fwalker-e5e2b253655ca9d4` (signal: 6, SIGABRT: process abort signal)
[INFO] running `"docker" "inspect" "caf707dc30a60898f1ff15c88e2177b50e76e3d379ba54513ca5327269c5788a"`
[INFO] running `"docker" "rm" "-f" "caf707dc30a60898f1ff15c88e2177b50e76e3d379ba54513ca5327269c5788a"`
[INFO] [stdout] caf707dc30a60898f1ff15c88e2177b50e76e3d379ba54513ca5327269c5788a