[INFO] fetching crate close_fds 0.3.2...
[INFO] testing close_fds-0.3.2 against 1.98.0-beta.1 for beta-1.98-1
[INFO] extracting crate close_fds 0.3.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate close_fds 0.3.2
[INFO] finished tweaking crates.io crate close_fds 0.3.2
[INFO] tweaked toml for crates.io crate close_fds 0.3.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate close_fds 0.3.2 on toolchain 1.98.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate close_fds 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c1d4f65165e344fd47ffc920d3cb97dddd5553203ad9322305af263ebe890751
[INFO] running `Command { std: "docker" "start" "c1d4f65165e344fd47ffc920d3cb97dddd5553203ad9322305af263ebe890751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1d4f65165e344fd47ffc920d3cb97dddd5553203ad9322305af263ebe890751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1d4f65165e344fd47ffc920d3cb97dddd5553203ad9322305af263ebe890751" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1d4f65165e344fd47ffc920d3cb97dddd5553203ad9322305af263ebe890751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1d4f65165e344fd47ffc920d3cb97dddd5553203ad9322305af263ebe890751" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling close_fds v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "c1d4f65165e344fd47ffc920d3cb97dddd5553203ad9322305af263ebe890751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1d4f65165e344fd47ffc920d3cb97dddd5553203ad9322305af263ebe890751" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling close_fds v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]    --> tests/test_close_fds.rs:490:11
[INFO] [stdout]     |
[INFO] [stdout] 490 | #[cfg(not(tarpaulin))] // Breaks when running under some versions of tarpaulin
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "c1d4f65165e344fd47ffc920d3cb97dddd5553203ad9322305af263ebe890751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1d4f65165e344fd47ffc920d3cb97dddd5553203ad9322305af263ebe890751" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stderr]    --> tests/test_close_fds.rs:490:11
[INFO] [stderr]     |
[INFO] [stderr] 490 | #[cfg(not(tarpaulin))] // Breaks when running under some versions of tarpaulin
[INFO] [stderr]     |           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `close_fds` (test "test_close_fds") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/close_fds-76bc72ddabcd43fa)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test iterfds::tests::test_fused_open ... ok
[INFO] [stdout] test iterfds::tests::test_fused_possible ... ok
[INFO] [stdout] test util::tests::test_check_should_keep_sorted ... ok
[INFO] [stdout] test iterfds::tests::test_size_hint_open ... ok
[INFO] [stdout] test util::tests::test_is_fd_valid ... ok
[INFO] [stdout] test iterfds::tests::test_size_hint_possible ... ok
[INFO] [stdout] test util::tests::test_set_cloexec ... ok
[INFO] [stdout] test iterfds::dirfd::tests::test_parse_int_bytes ... ok
[INFO] [stdout] test util::tests::test_inspect_keep_fds ... ok
[INFO] [stdout] test util::tests::test_apply_range ... ok
[INFO] [stdout] test util::tests::test_check_should_keep_not_sorted ... ok
[INFO] [stdout] test util::tests::test_simplify_keep_fds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_close_fds.rs (/opt/rustwide/target/debug/deps/test_close_fds-3b50264d9f6a872a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test run_no_fds_tests ... ok
[INFO] [stderr] fatal runtime error: IO Safety violation: owned file descriptor already closed, aborting
[INFO] [stderr] error: test failed, to rerun pass `--test test_close_fds`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/test_close_fds-3b50264d9f6a872a` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "c1d4f65165e344fd47ffc920d3cb97dddd5553203ad9322305af263ebe890751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d4f65165e344fd47ffc920d3cb97dddd5553203ad9322305af263ebe890751", kill_on_drop: false }`
[INFO] [stdout] c1d4f65165e344fd47ffc920d3cb97dddd5553203ad9322305af263ebe890751
