[INFO] fetching crate close_fds 0.3.2...
[INFO] testing close_fds-0.3.2 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate close_fds 0.3.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate close_fds 0.3.2 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-5/source/Cargo.toml
[INFO] crate crates.io crate close_fds 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 3105856d84a98615f347a12738d16a1331329fef303341a861beeb0336e7ef69
[INFO] running `Command { std: "docker" "start" "-a" "3105856d84a98615f347a12738d16a1331329fef303341a861beeb0336e7ef69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3105856d84a98615f347a12738d16a1331329fef303341a861beeb0336e7ef69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3105856d84a98615f347a12738d16a1331329fef303341a861beeb0336e7ef69", kill_on_drop: false }`
[INFO] [stdout] 3105856d84a98615f347a12738d16a1331329fef303341a861beeb0336e7ef69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8ce8f728a6add68d9607ad1ab9a1ab12d6b16b39d9a2fafda0c7ae766b513f0
[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" "c8ce8f728a6add68d9607ad1ab9a1ab12d6b16b39d9a2fafda0c7ae766b513f0", 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 [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "c8ce8f728a6add68d9607ad1ab9a1ab12d6b16b39d9a2fafda0c7ae766b513f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ce8f728a6add68d9607ad1ab9a1ab12d6b16b39d9a2fafda0c7ae766b513f0", kill_on_drop: false }`
[INFO] [stdout] c8ce8f728a6add68d9607ad1ab9a1ab12d6b16b39d9a2fafda0c7ae766b513f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94d919c0de1bbe58d1f2e190bcf06030e6c0626689a7447892b74b90595ca441
[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" "94d919c0de1bbe58d1f2e190bcf06030e6c0626689a7447892b74b90595ca441", kill_on_drop: false }`
[INFO] [stderr]    Compiling close_fds v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "94d919c0de1bbe58d1f2e190bcf06030e6c0626689a7447892b74b90595ca441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d919c0de1bbe58d1f2e190bcf06030e6c0626689a7447892b74b90595ca441", kill_on_drop: false }`
[INFO] [stdout] 94d919c0de1bbe58d1f2e190bcf06030e6c0626689a7447892b74b90595ca441
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 908a973a899807a46050531e55555ac98d0e32c51d3d1b196b90e3656f5f363c
[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" "908a973a899807a46050531e55555ac98d0e32c51d3d1b196b90e3656f5f363c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 12 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/close_fds-90bef41e44bab532)
[INFO] [stdout] test iterfds::dirfd::tests::test_parse_int_bytes ... ok
[INFO] [stdout] test iterfds::tests::test_fused_open ... ok
[INFO] [stdout] test util::tests::test_check_should_keep_sorted ... ok
[INFO] [stdout] test util::tests::test_inspect_keep_fds ... ok
[INFO] [stdout] test util::tests::test_is_fd_valid ... ok
[INFO] [stdout] test util::tests::test_set_cloexec ... ok
[INFO] [stdout] test util::tests::test_simplify_keep_fds ... ok
[INFO] [stdout] test iterfds::tests::test_size_hint_open ... ok
[INFO] [stdout] test iterfds::tests::test_fused_possible ... ok
[INFO] [stdout] test iterfds::tests::test_size_hint_possible ... ok
[INFO] [stdout] test util::tests::test_apply_range ... ok
[INFO] [stdout] test util::tests::test_check_should_keep_not_sorted ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_close_fds.rs (/opt/rustwide/target/debug/deps/test_close_fds-f121402d3ca47473)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test run_no_fds_tests ... ok
[INFO] [stderr]    Doc-tests close_fds
[INFO] [stdout] test run_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.35s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.87s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "908a973a899807a46050531e55555ac98d0e32c51d3d1b196b90e3656f5f363c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "908a973a899807a46050531e55555ac98d0e32c51d3d1b196b90e3656f5f363c", kill_on_drop: false }`
[INFO] [stdout] 908a973a899807a46050531e55555ac98d0e32c51d3d1b196b90e3656f5f363c