[INFO] fetching crate fwalker 0.3.0...
[INFO] testing fwalker-0.3.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate fwalker 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fwalker 0.3.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-06-03" "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] 55017473cb9d62f516eb8c5b6c175e1bc55b3b1839fe74c319dcdb173507317f
[INFO] running `"docker" "start" "-a" "55017473cb9d62f516eb8c5b6c175e1bc55b3b1839fe74c319dcdb173507317f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling doc-comment v0.3.3
[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 4.44s
[INFO] running `"docker" "inspect" "55017473cb9d62f516eb8c5b6c175e1bc55b3b1839fe74c319dcdb173507317f"`
[INFO] running `"docker" "rm" "-f" "55017473cb9d62f516eb8c5b6c175e1bc55b3b1839fe74c319dcdb173507317f"`
[INFO] [stdout] 55017473cb9d62f516eb8c5b6c175e1bc55b3b1839fe74c319dcdb173507317f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-06-03" "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] 606a3200ba58ed7ea2ec85f6d053cd2da99e59fec368e8b62880feba2dedea0d
[INFO] running `"docker" "start" "-a" "606a3200ba58ed7ea2ec85f6d053cd2da99e59fec368e8b62880feba2dedea0d"`
[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 1.24s
[INFO] running `"docker" "inspect" "606a3200ba58ed7ea2ec85f6d053cd2da99e59fec368e8b62880feba2dedea0d"`
[INFO] running `"docker" "rm" "-f" "606a3200ba58ed7ea2ec85f6d053cd2da99e59fec368e8b62880feba2dedea0d"`
[INFO] [stdout] 606a3200ba58ed7ea2ec85f6d053cd2da99e59fec368e8b62880feba2dedea0d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-06-03" "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] 0d7bb994238596c0bca39560368dfd9f86ac07a9a690e8fc1942427427a43408
[INFO] running `"docker" "start" "-a" "0d7bb994238596c0bca39560368dfd9f86ac07a9a690e8fc1942427427a43408"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fwalker-f8cc77e1dbdc17ae
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test fs::tests::test_fs_boundaries_multiple_boundaries ... ok
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] test tests::test_not_equals_different_origin ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_do_not_include_file_system_in_boundaries ... ok
[INFO] [stdout] test tests::test_ordering_less_than ... 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_depth_one ... ok
[INFO] [stdout] test tests::test_path_not_found ... ok
[INFO] [stdout] test tests::test_reset ... ok
[INFO] [stdout] test tests::test_not_equals_different_settings ... ok
[INFO] [stdout] test tests::test_equals ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_no_boundary ... ok
[INFO] [stdout] test fs::tests::test_fs_boundaries_single_boundary ... ok
[INFO] [stdout] test tests::test_depth_only_root_dir ... ok
[INFO] [stdout] test tests::test_ordering_equal ... ok
[INFO] [stdout] test tests::test_ordering_greater_than ... 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-f8cc77e1dbdc17ae` (signal: 6, SIGABRT: process abort signal)
[INFO] running `"docker" "inspect" "0d7bb994238596c0bca39560368dfd9f86ac07a9a690e8fc1942427427a43408"`
[INFO] running `"docker" "rm" "-f" "0d7bb994238596c0bca39560368dfd9f86ac07a9a690e8fc1942427427a43408"`
[INFO] [stdout] 0d7bb994238596c0bca39560368dfd9f86ac07a9a690e8fc1942427427a43408