[INFO] fetching crate epoll-rs 0.2.2...
[INFO] testing epoll-rs-0.2.2 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate epoll-rs 0.2.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate epoll-rs 0.2.2
[INFO] finished tweaking crates.io crate epoll-rs 0.2.2
[INFO] tweaked toml for crates.io crate epoll-rs 0.2.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate epoll-rs 0.2.2 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate epoll-rs 0.2.2 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6e9da9fa561c1c6e745fe920a50d3a854ab74c153d18647b7c9386f02bde476
[INFO] running `Command { std: "docker" "start" "-a" "c6e9da9fa561c1c6e745fe920a50d3a854ab74c153d18647b7c9386f02bde476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6e9da9fa561c1c6e745fe920a50d3a854ab74c153d18647b7c9386f02bde476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e9da9fa561c1c6e745fe920a50d3a854ab74c153d18647b7c9386f02bde476", kill_on_drop: false }`
[INFO] [stdout] c6e9da9fa561c1c6e745fe920a50d3a854ab74c153d18647b7c9386f02bde476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21052073d1ab0dbbfd502d4dd2e8b9d2db1f87cff31922eca3a93f03607639c1
[INFO] running `Command { std: "docker" "start" "-a" "21052073d1ab0dbbfd502d4dd2e8b9d2db1f87cff31922eca3a93f03607639c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling epoll-rs v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug_assert`
[INFO] [stdout]    --> src/lib.rs:217:15
[INFO] [stdout]     |
[INFO] [stdout] 217 |         #[cfg(debug_assert)]
[INFO] [stdout]     |               ^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]     |
[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(debug_assert)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug_assert)");` 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] [stdout] warning: field `epoll_fd` is never read
[INFO] [stdout]   --> src/lib.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Token<'a, F: OwnedRawFd> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 53 |     epoll_fd: RawFd,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "21052073d1ab0dbbfd502d4dd2e8b9d2db1f87cff31922eca3a93f03607639c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21052073d1ab0dbbfd502d4dd2e8b9d2db1f87cff31922eca3a93f03607639c1", kill_on_drop: false }`
[INFO] [stdout] 21052073d1ab0dbbfd502d4dd2e8b9d2db1f87cff31922eca3a93f03607639c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0046afbbc1766f68b28e16ac0e0d2b735d8382e839cb8531d66da886613db64b
[INFO] running `Command { std: "docker" "start" "-a" "0046afbbc1766f68b28e16ac0e0d2b735d8382e839cb8531d66da886613db64b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug_assert`
[INFO] [stdout]    --> src/lib.rs:217:15
[INFO] [stdout]     |
[INFO] [stdout] 217 |         #[cfg(debug_assert)]
[INFO] [stdout]     |               ^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]     |
[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(debug_assert)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug_assert)");` 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] [stdout] warning: field `epoll_fd` is never read
[INFO] [stdout]   --> src/lib.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Token<'a, F: OwnedRawFd> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 53 |     epoll_fd: RawFd,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling epoll-rs v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug_assert`
[INFO] [stdout]    --> src/lib.rs:217:15
[INFO] [stdout]     |
[INFO] [stdout] 217 |         #[cfg(debug_assert)]
[INFO] [stdout]     |               ^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]     |
[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(debug_assert)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug_assert)");` 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] [stdout] warning: field `epoll_fd` is never read
[INFO] [stdout]   --> src/lib.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Token<'a, F: OwnedRawFd> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 53 |     epoll_fd: RawFd,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "0046afbbc1766f68b28e16ac0e0d2b735d8382e839cb8531d66da886613db64b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0046afbbc1766f68b28e16ac0e0d2b735d8382e839cb8531d66da886613db64b", kill_on_drop: false }`
[INFO] [stdout] 0046afbbc1766f68b28e16ac0e0d2b735d8382e839cb8531d66da886613db64b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c0e4deff1aada0eefeb0f7801756f402c1974015edd6385a6d93a97cc26645ef
[INFO] running `Command { std: "docker" "start" "-a" "c0e4deff1aada0eefeb0f7801756f402c1974015edd6385a6d93a97cc26645ef", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `debug_assert`
[INFO] [stderr]    --> src/lib.rs:217:15
[INFO] [stderr]     |
[INFO] [stderr] 217 |         #[cfg(debug_assert)]
[INFO] [stderr]     |               ^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stderr]     |
[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(debug_assert)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug_assert)");` 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: field `epoll_fd` is never read
[INFO] [stderr]   --> src/lib.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub struct Token<'a, F: OwnedRawFd> {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 53 |     epoll_fd: RawFd,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `epoll-rs` (lib) generated 2 warnings
[INFO] [stderr] warning: `epoll-rs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/epoll_rs-5699c3f2cf15476c)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::test_add_different_types ... ok
[INFO] [stdout] test test::test_epoll_event_equivalence ... ok
[INFO] [stdout] test test::test_hup ... ok
[INFO] [stdout] test test::test_epoll_outlives_token ... ok
[INFO] [stdout] test test::test_wait_many ... ok
[INFO] [stdout] test test::test_remove_ordering ... ok
[INFO] [stdout] test test::test_epoll_wait_read ... ok
[INFO] [stdout] test test::test_timeout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests epoll_rs
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Epoll (line 235) - compile ... ok
[INFO] [stdout] test src/lib.rs - test_token_lifetime (line 533) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 7) - compile ... ok
[INFO] [stdout] test src/lib.rs - Epoll::add_raw_fd (line 496) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) - compile ... ok
[INFO] [stdout] test src/lib.rs - Epoll::add_raw_fd (line 481) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Epoll::add_raw_fd (line 481) stdout ----
[INFO] [stdout] Test executable failed (signal: 6 (SIGABRT) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] fatal runtime error: IO Safety violation: owned file descriptor already closed, aborting
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Epoll::add_raw_fd (line 481)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c0e4deff1aada0eefeb0f7801756f402c1974015edd6385a6d93a97cc26645ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e4deff1aada0eefeb0f7801756f402c1974015edd6385a6d93a97cc26645ef", kill_on_drop: false }`
[INFO] [stdout] c0e4deff1aada0eefeb0f7801756f402c1974015edd6385a6d93a97cc26645ef
