[INFO] fetching crate tokio-io-utility 0.7.6...
[INFO] testing tokio-io-utility-0.7.6 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate tokio-io-utility 0.7.6 into /workspace/builds/worker-4-tc1/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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-io-utility 0.7.6 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-pipe v0.2.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e28ea28e764d090a295d4da994f2294e93dc70b4e5f84e47dfaf51c7274be6d
[INFO] running `Command { std: "docker" "start" "-a" "4e28ea28e764d090a295d4da994f2294e93dc70b4e5f84e47dfaf51c7274be6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e28ea28e764d090a295d4da994f2294e93dc70b4e5f84e47dfaf51c7274be6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e28ea28e764d090a295d4da994f2294e93dc70b4e5f84e47dfaf51c7274be6d", kill_on_drop: false }`
[INFO] [stdout] 4e28ea28e764d090a295d4da994f2294e93dc70b4e5f84e47dfaf51c7274be6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b43eb98f3a8781b3e20eef24c98c067f614b60d77796a1a1156dfe36d5522c2
[INFO] running `Command { std: "docker" "start" "-a" "2b43eb98f3a8781b3e20eef24c98c067f614b60d77796a1a1156dfe36d5522c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tokio-io-utility v0.7.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "2b43eb98f3a8781b3e20eef24c98c067f614b60d77796a1a1156dfe36d5522c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b43eb98f3a8781b3e20eef24c98c067f614b60d77796a1a1156dfe36d5522c2", kill_on_drop: false }`
[INFO] [stdout] 2b43eb98f3a8781b3e20eef24c98c067f614b60d77796a1a1156dfe36d5522c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9a1db53c49052d434a863b7a272fda8b7226e29eb91798699fc6ab38e2510b5
[INFO] running `Command { std: "docker" "start" "-a" "a9a1db53c49052d434a863b7a272fda8b7226e29eb91798699fc6ab38e2510b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling rayon v1.11.0
[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 6.43s
[INFO] running `Command { std: "docker" "inspect" "a9a1db53c49052d434a863b7a272fda8b7226e29eb91798699fc6ab38e2510b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a1db53c49052d434a863b7a272fda8b7226e29eb91798699fc6ab38e2510b5", kill_on_drop: false }`
[INFO] [stdout] a9a1db53c49052d434a863b7a272fda8b7226e29eb91798699fc6ab38e2510b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b907eb97ae56851cfd1613227115174ab29363fa9692925e7ed86950fc3dd924
[INFO] running `Command { std: "docker" "start" "-a" "b907eb97ae56851cfd1613227115174ab29363fa9692925e7ed86950fc3dd924", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_io_utility-4014144f3a0b2e90)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test async_read_utility::tests::test_read_to_vec ... ok
[INFO] [stdout] test async_write_utility::tests::test ... ok
[INFO] [stdout] test async_read_utility::tests::test_read_exact_to_vec ... ok
[INFO] [stdout] test io_slice_ext::tests::test_io_slice_ext ... ok
[INFO] [stdout] test init_maybeuninit_io_slice::tests::test ... ok
[INFO] [stdout] test async_read_utility::tests::test_read_to_vec_rng ... ok
[INFO] [stdout] test io_slice_ext::tests::test_io_slice_mut_ext ... ok
[INFO] [stdout] test reusable_io_slices::tests::test_reusable_io_slices ... ok
[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] [stderr]    Doc-tests tokio_io_utility
[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" "b907eb97ae56851cfd1613227115174ab29363fa9692925e7ed86950fc3dd924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b907eb97ae56851cfd1613227115174ab29363fa9692925e7ed86950fc3dd924", kill_on_drop: false }`
[INFO] [stdout] b907eb97ae56851cfd1613227115174ab29363fa9692925e7ed86950fc3dd924