[INFO] fetching crate io-pipe 0.7.3...
[INFO] testing io-pipe-0.7.3 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate io-pipe 0.7.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate io-pipe 0.7.3
[INFO] finished tweaking crates.io crate io-pipe 0.7.3
[INFO] tweaked toml for crates.io crate io-pipe 0.7.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate io-pipe 0.7.3 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 io-pipe 0.7.3 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 08d8f366e8701d4f11ee92ca1670a4dd677552464d2cf19621ea184bedb86587
[INFO] running `Command { std: "docker" "start" "-a" "08d8f366e8701d4f11ee92ca1670a4dd677552464d2cf19621ea184bedb86587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08d8f366e8701d4f11ee92ca1670a4dd677552464d2cf19621ea184bedb86587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d8f366e8701d4f11ee92ca1670a4dd677552464d2cf19621ea184bedb86587", kill_on_drop: false }`
[INFO] [stdout] 08d8f366e8701d4f11ee92ca1670a4dd677552464d2cf19621ea184bedb86587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0c2a90921c5646248b2a40f263620b60c1706d1ac3b64061d64ca24536a05171
[INFO] running `Command { std: "docker" "start" "-a" "0c2a90921c5646248b2a40f263620b60c1706d1ac3b64061d64ca24536a05171", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling loole v0.4.1
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling io-pipe v0.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "0c2a90921c5646248b2a40f263620b60c1706d1ac3b64061d64ca24536a05171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c2a90921c5646248b2a40f263620b60c1706d1ac3b64061d64ca24536a05171", kill_on_drop: false }`
[INFO] [stdout] 0c2a90921c5646248b2a40f263620b60c1706d1ac3b64061d64ca24536a05171
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 07c17e8fa7d02e18e95e2c60248a14669ecacdc8ed8152bd5bbae194fd7efbc7
[INFO] running `Command { std: "docker" "start" "-a" "07c17e8fa7d02e18e95e2c60248a14669ecacdc8ed8152bd5bbae194fd7efbc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling serde v1.0.205
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling plotters-backend v0.3.6
[INFO] [stderr]    Compiling clap_builder v4.5.13
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling loole v0.4.1
[INFO] [stderr]    Compiling plotters-svg v0.3.6
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling plotters v0.3.6
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling io-pipe v0.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling criterion-plot v0.6.0
[INFO] [stderr]    Compiling clap v4.5.13
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling serde_derive v1.0.205
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.7.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 28.99s
[INFO] running `Command { std: "docker" "inspect" "07c17e8fa7d02e18e95e2c60248a14669ecacdc8ed8152bd5bbae194fd7efbc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07c17e8fa7d02e18e95e2c60248a14669ecacdc8ed8152bd5bbae194fd7efbc7", kill_on_drop: false }`
[INFO] [stdout] 07c17e8fa7d02e18e95e2c60248a14669ecacdc8ed8152bd5bbae194fd7efbc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c78b8f94bd061395f609f8d9ca099250239f8f669b8f4891dcf30b0dd4064e88
[INFO] running `Command { std: "docker" "start" "-a" "c78b8f94bd061395f609f8d9ca099250239f8f669b8f4891dcf30b0dd4064e88", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/io_pipe-4a3efcd4fa5901c8)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test sync_pipe::tests::base_read_case ... ok
[INFO] [stdout] test sync_pipe::tests::bufread_case ... ok
[INFO] [stdout] test sync_pipe::tests::base_vectored_case ... ok
[INFO] [stdout] test sync_pipe::tests::writer_err_case ... ok
[INFO] [stdout] test sync_pipe::tests::bufread_lines_case ... ok
[INFO] [stdout] test sync_pipe::tests::base_write_case ... ok
[INFO] [stdout] test sync_pipe::tests::thread_case ... ok
[INFO] [stdout] test sync_pipe::tests::threads_write_and_read_case ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests io_pipe
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 62) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 82) ... FAILED
[INFO] [stdout] test src/sync_pipe.rs - sync_pipe::Reader (line 126) ... ok
[INFO] [stdout] test src/lib.rs - (line 101) ... FAILED
[INFO] [stdout] test src/sync_pipe.rs - sync_pipe::Writer (line 62) ... ok
[INFO] [stdout] test src/sync_pipe.rs - sync_pipe::pipe (line 21) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 62) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `io_pipe::async_pipe`
[INFO] [stdout]    --> src/lib.rs:64:5
[INFO] [stdout]     |
[INFO] [stdout]  64 | use io_pipe::async_pipe;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^ no `async_pipe` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:127:48
[INFO] [stdout]     |
[INFO] [stdout] 126 | #[cfg(feature = "async")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `r#async` feature
[INFO] [stdout] 127 | pub use async_pipe::{AsyncReader, AsyncWriter, async_pipe};
[INFO] [stdout]     |                                                ^^^^^^^^^^
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 134 | #[cfg(feature = "async")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `r#async` feature
[INFO] [stdout] 135 | mod async_pipe;
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout]  64 - use io_pipe::async_pipe;
[INFO] [stdout]  64 + use io_pipe::sync_pipe;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 82) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `io_pipe::async_reader_pipe`
[INFO] [stdout]    --> src/lib.rs:84:5
[INFO] [stdout]     |
[INFO] [stdout]  84 | use io_pipe::async_reader_pipe;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `async_reader_pipe` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:130:22
[INFO] [stdout]     |
[INFO] [stdout] 128 | #[cfg(feature = "async")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `r#async` feature
[INFO] [stdout] 129 | #[cfg(feature = "sync")]
[INFO] [stdout] 130 | pub use async_pipe::{async_reader_pipe, async_writer_pipe};
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 101) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `io_pipe::async_writer_pipe`
[INFO] [stdout]    --> src/lib.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | use io_pipe::async_writer_pipe;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `async_writer_pipe` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:130:41
[INFO] [stdout]     |
[INFO] [stdout] 128 | #[cfg(feature = "async")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `r#async` feature
[INFO] [stdout] 129 | #[cfg(feature = "sync")]
[INFO] [stdout] 130 | pub use async_pipe::{async_reader_pipe, async_writer_pipe};
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 101)
[INFO] [stdout]     src/lib.rs - (line 62)
[INFO] [stdout]     src/lib.rs - (line 82)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.80s; merged doctests compilation took 0.13s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c78b8f94bd061395f609f8d9ca099250239f8f669b8f4891dcf30b0dd4064e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c78b8f94bd061395f609f8d9ca099250239f8f669b8f4891dcf30b0dd4064e88", kill_on_drop: false }`
[INFO] [stdout] c78b8f94bd061395f609f8d9ca099250239f8f669b8f4891dcf30b0dd4064e88
