[INFO] fetching crate tokio-io-utility 0.7.6...
[INFO] testing tokio-io-utility-0.7.6 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tokio-io-utility 0.7.6 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate tokio-io-utility 0.7.6
[INFO] finished tweaking crates.io crate tokio-io-utility 0.7.6
[INFO] tweaked toml for crates.io crate tokio-io-utility 0.7.6 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-io-utility 0.7.6 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2415a9f26825f9b9b100fc26661d985d1c7c1e9e20cff2bf90144d90be3c3ca4
[INFO] running `Command { std: "docker" "start" "-a" "2415a9f26825f9b9b100fc26661d985d1c7c1e9e20cff2bf90144d90be3c3ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2415a9f26825f9b9b100fc26661d985d1c7c1e9e20cff2bf90144d90be3c3ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2415a9f26825f9b9b100fc26661d985d1c7c1e9e20cff2bf90144d90be3c3ca4", kill_on_drop: false }`
[INFO] [stdout] 2415a9f26825f9b9b100fc26661d985d1c7c1e9e20cff2bf90144d90be3c3ca4
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68e42c0ee64ca47a7e752ce78a8761026ea3cf41d692fa3bc8217744ca97ad73
[INFO] running `Command { std: "docker" "start" "-a" "68e42c0ee64ca47a7e752ce78a8761026ea3cf41d692fa3bc8217744ca97ad73", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling tokio-io-utility v0.7.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "68e42c0ee64ca47a7e752ce78a8761026ea3cf41d692fa3bc8217744ca97ad73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e42c0ee64ca47a7e752ce78a8761026ea3cf41d692fa3bc8217744ca97ad73", kill_on_drop: false }`
[INFO] [stdout] 68e42c0ee64ca47a7e752ce78a8761026ea3cf41d692fa3bc8217744ca97ad73
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f03514c474170d6ec07c1d9a243fa5b29cb150f341ef254cf7f51834a7303a5
[INFO] running `Command { std: "docker" "start" "-a" "2f03514c474170d6ec07c1d9a243fa5b29cb150f341ef254cf7f51834a7303a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling tokio-pipe v0.2.12
[INFO] [stderr]    Compiling tokio-io-utility v0.7.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.10s
[INFO] running `Command { std: "docker" "inspect" "2f03514c474170d6ec07c1d9a243fa5b29cb150f341ef254cf7f51834a7303a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f03514c474170d6ec07c1d9a243fa5b29cb150f341ef254cf7f51834a7303a5", kill_on_drop: false }`
[INFO] [stdout] 2f03514c474170d6ec07c1d9a243fa5b29cb150f341ef254cf7f51834a7303a5
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d3ff211a3d090fc9af66af71786a2e0e149012b6333853714d41602b5ea36b98
[INFO] running `Command { std: "docker" "start" "-a" "d3ff211a3d090fc9af66af71786a2e0e149012b6333853714d41602b5ea36b98", kill_on_drop: false }`
[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_io_utility-479ba5eac432ea76)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test async_read_utility::tests::test_read_to_vec_rng ... ok
[INFO] [stdout] test reusable_io_slices::tests::test_reusable_io_slices ... ok
[INFO] [stdout] test init_maybeuninit_io_slice::tests::test ... ok
[INFO] [stdout] test io_slice_ext::tests::test_io_slice_mut_ext ... ok
[INFO] [stdout] test async_write_utility::tests::test ... ok
[INFO] [stdout] test io_slice_ext::tests::test_io_slice_ext ... ok
[INFO] [stdout] test async_read_utility::tests::test_read_to_vec ... ok
[INFO] [stdout] test async_read_utility::tests::test_read_exact_to_vec ... ok
[INFO] [stderr]    Doc-tests tokio_io_utility
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d3ff211a3d090fc9af66af71786a2e0e149012b6333853714d41602b5ea36b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3ff211a3d090fc9af66af71786a2e0e149012b6333853714d41602b5ea36b98", kill_on_drop: false }`
[INFO] [stdout] d3ff211a3d090fc9af66af71786a2e0e149012b6333853714d41602b5ea36b98
