[INFO] fetching crate tcio 0.1.4...
[INFO] testing tcio-0.1.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate tcio 0.1.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tcio 0.1.4
[INFO] finished tweaking crates.io crate tcio 0.1.4
[INFO] tweaked toml for crates.io crate tcio 0.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tcio 0.1.4 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] crate crates.io crate tcio 0.1.4 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-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 180e729b31645d73fb223f2aad6c3a39295a9f042b2661f028fc198333ebc3fc
[INFO] running `Command { std: "docker" "start" "-a" "180e729b31645d73fb223f2aad6c3a39295a9f042b2661f028fc198333ebc3fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "180e729b31645d73fb223f2aad6c3a39295a9f042b2661f028fc198333ebc3fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "180e729b31645d73fb223f2aad6c3a39295a9f042b2661f028fc198333ebc3fc", kill_on_drop: false }`
[INFO] [stdout] 180e729b31645d73fb223f2aad6c3a39295a9f042b2661f028fc198333ebc3fc
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cd9cdfd1d98df1f1d698039796e4a38f9c6bbb9f686132bb3c96cf1b8faf540
[INFO] running `Command { std: "docker" "start" "-a" "6cd9cdfd1d98df1f1d698039796e4a38f9c6bbb9f686132bb3c96cf1b8faf540", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcio v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "6cd9cdfd1d98df1f1d698039796e4a38f9c6bbb9f686132bb3c96cf1b8faf540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cd9cdfd1d98df1f1d698039796e4a38f9c6bbb9f686132bb3c96cf1b8faf540", kill_on_drop: false }`
[INFO] [stdout] 6cd9cdfd1d98df1f1d698039796e4a38f9c6bbb9f686132bb3c96cf1b8faf540
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e75accf4b86499346f3d9db02a687c1809d1c8957fd2e4ce9a9ccc3aa39b0da1
[INFO] running `Command { std: "docker" "start" "-a" "e75accf4b86499346f3d9db02a687c1809d1c8957fd2e4ce9a9ccc3aa39b0da1", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcio v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "e75accf4b86499346f3d9db02a687c1809d1c8957fd2e4ce9a9ccc3aa39b0da1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e75accf4b86499346f3d9db02a687c1809d1c8957fd2e4ce9a9ccc3aa39b0da1", kill_on_drop: false }`
[INFO] [stdout] e75accf4b86499346f3d9db02a687c1809d1c8957fd2e4ce9a9ccc3aa39b0da1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6485aad3fbd6f336c4c553b0b7a1a690c9c106e10e434f39c3864442bfb49e03
[INFO] running `Command { std: "docker" "start" "-a" "6485aad3fbd6f336c4c553b0b7a1a690c9c106e10e434f39c3864442bfb49e03", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tcio-b0a9a0d9d3083233)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test sync::recall::test_recall ... ok
[INFO] [stdout] test slice::test_cursor_advance ... ok
[INFO] [stdout] test sync::recall::test_recall_drop_early ... ok
[INFO] [stdout] test sync::recall::test_recall_thread ... ok
[INFO] [stdout] test slice::test_cursor_pop_front ... ok
[INFO] [stderr]    Doc-tests tcio
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/fmt.rs - fmt::lossy (line 7) ... ok
[INFO] [stdout] test src/bytestr.rs - bytestr::ByteStr::try_mut (line 76) ... ok
[INFO] [stdout] test src/futures/then.rs - futures::then::then (line 7) ... ok
[INFO] [stdout] test src/slice.rs - slice::slice_of_bytes (line 46) ... ok
[INFO] [stdout] test src/slice.rs - slice::range_of (line 11) ... ok
[INFO] [stdout] test src/sync/recall.rs - sync::recall::Recall (line 22) - compile ... ok
[INFO] [stdout] test src/futures/map.rs - futures::map::map (line 7) ... ok
[INFO] [stdout] test src/slice.rs - slice::slice_of_bytes_mut (line 128) ... ok
[INFO] [stdout] test src/slice.rs - slice::slice_of (line 182) ... ok
[INFO] [stdout] test src/slice.rs - slice::slice_of_bytes (line 72) - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6485aad3fbd6f336c4c553b0b7a1a690c9c106e10e434f39c3864442bfb49e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6485aad3fbd6f336c4c553b0b7a1a690c9c106e10e434f39c3864442bfb49e03", kill_on_drop: false }`
[INFO] [stdout] 6485aad3fbd6f336c4c553b0b7a1a690c9c106e10e434f39c3864442bfb49e03