[INFO] fetching crate tokio-pipe 0.2.12... [INFO] testing tokio-pipe-0.2.12 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate tokio-pipe 0.2.12 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate tokio-pipe 0.2.12 [INFO] finished tweaking crates.io crate tokio-pipe 0.2.12 [INFO] tweaked toml for crates.io crate tokio-pipe 0.2.12 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tokio-pipe 0.2.12 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 37 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b58208f9c5880f5e1a6084949358c93c4b93ffb56b615911392fc0c6f6438716 [INFO] running `Command { std: "docker" "start" "-a" "b58208f9c5880f5e1a6084949358c93c4b93ffb56b615911392fc0c6f6438716", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b58208f9c5880f5e1a6084949358c93c4b93ffb56b615911392fc0c6f6438716", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b58208f9c5880f5e1a6084949358c93c4b93ffb56b615911392fc0c6f6438716", kill_on_drop: false }` [INFO] [stdout] b58208f9c5880f5e1a6084949358c93c4b93ffb56b615911392fc0c6f6438716 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d947f8e630e68cfe2d801a2132200ff08778154d4619ce5605579117c34786b5 [INFO] running `Command { std: "docker" "start" "-a" "d947f8e630e68cfe2d801a2132200ff08778154d4619ce5605579117c34786b5", kill_on_drop: false }` [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling tokio v1.47.1 [INFO] [stderr] Compiling tokio-pipe v0.2.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `rustc_attrs` [INFO] [stdout] --> src/lib.rs:169:12 [INFO] [stdout] | [INFO] [stdout] 169 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 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(rustc_attrs)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_attrs)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rustc_attrs` [INFO] [stdout] --> src/lib.rs:175:12 [INFO] [stdout] | [INFO] [stdout] 175 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xFF_FF_FF_FE))] [INFO] [stdout] | ^^^^^^^^^^^ [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(rustc_attrs)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_attrs)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.12s [INFO] running `Command { std: "docker" "inspect" "d947f8e630e68cfe2d801a2132200ff08778154d4619ce5605579117c34786b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d947f8e630e68cfe2d801a2132200ff08778154d4619ce5605579117c34786b5", kill_on_drop: false }` [INFO] [stdout] d947f8e630e68cfe2d801a2132200ff08778154d4619ce5605579117c34786b5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44a69b687984f5ca9fc2fcae8398cb7cc37144b5c728c387338dbb3e0e373c3e [INFO] running `Command { std: "docker" "start" "-a" "44a69b687984f5ca9fc2fcae8398cb7cc37144b5c728c387338dbb3e0e373c3e", kill_on_drop: false }` [INFO] [stderr] Compiling tokio-pipe v0.2.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `rustc_attrs` [INFO] [stdout] --> src/lib.rs:169:12 [INFO] [stdout] | [INFO] [stdout] 169 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 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(rustc_attrs)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_attrs)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rustc_attrs` [INFO] [stdout] --> src/lib.rs:175:12 [INFO] [stdout] | [INFO] [stdout] 175 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xFF_FF_FF_FE))] [INFO] [stdout] | ^^^^^^^^^^^ [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(rustc_attrs)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_attrs)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rustc_attrs` [INFO] [stdout] --> src/lib.rs:169:12 [INFO] [stdout] | [INFO] [stdout] 169 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 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(rustc_attrs)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_attrs)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rustc_attrs` [INFO] [stdout] --> src/lib.rs:175:12 [INFO] [stdout] | [INFO] [stdout] 175 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xFF_FF_FF_FE))] [INFO] [stdout] | ^^^^^^^^^^^ [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(rustc_attrs)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_attrs)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.25s [INFO] running `Command { std: "docker" "inspect" "44a69b687984f5ca9fc2fcae8398cb7cc37144b5c728c387338dbb3e0e373c3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44a69b687984f5ca9fc2fcae8398cb7cc37144b5c728c387338dbb3e0e373c3e", kill_on_drop: false }` [INFO] [stdout] 44a69b687984f5ca9fc2fcae8398cb7cc37144b5c728c387338dbb3e0e373c3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b23db01b41c4f33fbac9e03cbe8c6c9f8d0e6f0955a22f3ac0a62e57f036dc26 [INFO] running `Command { std: "docker" "start" "-a" "b23db01b41c4f33fbac9e03cbe8c6c9f8d0e6f0955a22f3ac0a62e57f036dc26", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition name: `rustc_attrs` [INFO] [stderr] --> src/lib.rs:169:12 [INFO] [stderr] | [INFO] [stderr] 169 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0))] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: expected names are: `docsrs`, `feature`, and `test` and 31 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(rustc_attrs)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_attrs)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `rustc_attrs` [INFO] [stderr] --> src/lib.rs:175:12 [INFO] [stderr] | [INFO] [stderr] 175 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xFF_FF_FF_FE))] [INFO] [stderr] | ^^^^^^^^^^^ [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(rustc_attrs)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustc_attrs)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: `tokio-pipe` (lib) generated 2 warnings [INFO] [stderr] warning: `tokio-pipe` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_pipe-d6846e302440c7ab) [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test tests::test_from_child_no_stdio ... FAILED [INFO] [stdout] test tests::test_piperead_from_raw_fd_checked_success ... ok [INFO] [stdout] test tests::test_pipewrite_from_raw_fd_checked_failure_not_pipe ... ok [INFO] [stdout] test tests::test_read_to_end ... ok [INFO] [stdout] test tests::test_pipewrite_from_raw_fd_checked_failure_not_write_end ... ok [INFO] [stdout] test tests::test_piperead_from_raw_fd_checked_failure_not_pipe ... ok [INFO] [stdout] test tests::test_piperead_from_raw_fd_checked_failure_not_read_end ... ok [INFO] [stdout] test tests::test_writev ... ok [INFO] [stdout] test tests::test_tee ... ok [INFO] [stdout] test tests::test_pipewrite_from_raw_fd_checked_success ... ok [INFO] [stdout] test tests::test_write_after_shutdown ... ok [INFO] [stdout] test tests::test_from_child_stdio ... FAILED [INFO] [stdout] test tests::test_splice ... ok [INFO] [stdout] test tests::test ... ok [INFO] [stdout] test tests::test_splice_no_inf_loop ... ok [INFO] [stdout] test tests::test_tee_no_inf_loop ... ok [INFO] [stdout] test tests::test_atomic_write_io_slices ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::test_from_child_no_stdio stdout ---- [INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" } [INFO] [stdout] [INFO] [stdout] ---- tests::test_from_child_stdio stdout ---- [INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" } [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::test_from_child_no_stdio [INFO] [stdout] tests::test_from_child_stdio [INFO] [stdout] [INFO] [stdout] test result: FAILED. 15 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "b23db01b41c4f33fbac9e03cbe8c6c9f8d0e6f0955a22f3ac0a62e57f036dc26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b23db01b41c4f33fbac9e03cbe8c6c9f8d0e6f0955a22f3ac0a62e57f036dc26", kill_on_drop: false }` [INFO] [stdout] b23db01b41c4f33fbac9e03cbe8c6c9f8d0e6f0955a22f3ac0a62e57f036dc26