[INFO] fetching crate tokio-io-mock-fork 0.1.0...
[INFO] testing tokio-io-mock-fork-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate tokio-io-mock-fork 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tokio-io-mock-fork 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tokio-io-mock-fork 0.1.0
[INFO] tweaked toml for crates.io crate tokio-io-mock-fork 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-io-mock-fork 0.1.0 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 tokio-io-mock-fork 0.1.0 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0cf633e329c2892e8efb833ee16cf72edf385fd4d6f1e2179231f994d9b7e42e
[INFO] running `Command { std: "docker" "start" "-a" "0cf633e329c2892e8efb833ee16cf72edf385fd4d6f1e2179231f994d9b7e42e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cf633e329c2892e8efb833ee16cf72edf385fd4d6f1e2179231f994d9b7e42e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cf633e329c2892e8efb833ee16cf72edf385fd4d6f1e2179231f994d9b7e42e", kill_on_drop: false }`
[INFO] [stdout] 0cf633e329c2892e8efb833ee16cf72edf385fd4d6f1e2179231f994d9b7e42e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8da8a75d9046cdb6055dd75975ae9d476cc21f9b93d5d0c6e23259349cb0d268
[INFO] running `Command { std: "docker" "start" "-a" "8da8a75d9046cdb6055dd75975ae9d476cc21f9b93d5d0c6e23259349cb0d268", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.44.1
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tokio-io-mock-fork v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "8da8a75d9046cdb6055dd75975ae9d476cc21f9b93d5d0c6e23259349cb0d268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8da8a75d9046cdb6055dd75975ae9d476cc21f9b93d5d0c6e23259349cb0d268", kill_on_drop: false }`
[INFO] [stdout] 8da8a75d9046cdb6055dd75975ae9d476cc21f9b93d5d0c6e23259349cb0d268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 60e704dc4e5e52b2ca5e3253099b9d96164486a3bb50fe364ee405a49f32aee4
[INFO] running `Command { std: "docker" "start" "-a" "60e704dc4e5e52b2ca5e3253099b9d96164486a3bb50fe364ee405a49f32aee4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio v1.44.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tokio-io-mock-fork v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.35s
[INFO] running `Command { std: "docker" "inspect" "60e704dc4e5e52b2ca5e3253099b9d96164486a3bb50fe364ee405a49f32aee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60e704dc4e5e52b2ca5e3253099b9d96164486a3bb50fe364ee405a49f32aee4", kill_on_drop: false }`
[INFO] [stdout] 60e704dc4e5e52b2ca5e3253099b9d96164486a3bb50fe364ee405a49f32aee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d6dbea4a22edaff9546766fee6ad2633378c3cfbd45dcdc2dc652c9b890cb4ad
[INFO] running `Command { std: "docker" "start" "-a" "d6dbea4a22edaff9546766fee6ad2633378c3cfbd45dcdc2dc652c9b890cb4ad", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_io_mock_fork-529ce1e97f1ceef7)
[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] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stderr]      Running tests/io.rs (/opt/rustwide/target/debug/deps/io-e4d0caf6a4821972)
[INFO] [stdout] test read ... ok
[INFO] [stdout] test multiple_wait ... ok
[INFO] [stdout] test read_eof1 ... ok
[INFO] [stdout] test read_eof2 ... ok
[INFO] [stdout] test read_error ... ok
[INFO] [stdout] test stop_checking1 ... ok
[INFO] [stdout] test write_error ... ok
[INFO] [stdout] test wait ... ok
[INFO] [stdout] test write_shutdown_read ... ok
[INFO] [stdout] test write_ignore ... ok
[INFO] [stdout] test write ... ok
[INFO] [stdout] test write_with_handle ... ok
[INFO] [stdout] test write_zeroes1 ... ok
[INFO] [stdout] test read_zeroes ... ok
[INFO] [stdout] test read_with_handle ... ok
[INFO] [stdout] test mock_panics_read_data_left - should panic ... ok
[INFO] [stdout] test mock_panics_write_data_left - should panic ... ok
[INFO] [stdout] test stop_checking3 - should panic ... ok
[INFO] [stdout] test write_zeroes2 - should panic ... ok
[INFO] [stdout] test stop_checking2 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio_io_mock_fork
[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" "d6dbea4a22edaff9546766fee6ad2633378c3cfbd45dcdc2dc652c9b890cb4ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6dbea4a22edaff9546766fee6ad2633378c3cfbd45dcdc2dc652c9b890cb4ad", kill_on_drop: false }`
[INFO] [stdout] d6dbea4a22edaff9546766fee6ad2633378c3cfbd45dcdc2dc652c9b890cb4ad