[INFO] fetching crate vhost 0.4.0...
[INFO] testing vhost-0.4.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate vhost 0.4.0 into /workspace/builds/worker-86/source
[INFO] validating manifest of crates.io crate vhost 0.4.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-86/source/.cargo/config
[INFO] started tweaking crates.io crate vhost 0.4.0
[INFO] finished tweaking crates.io crate vhost 0.4.0
[INFO] tweaked toml for crates.io crate vhost 0.4.0 written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 956221ccdc5a4bae87133d04eeee0d22182e665802287e51e1e0ad5d37ce1797
[INFO] running `Command { std: "docker" "start" "-a" "956221ccdc5a4bae87133d04eeee0d22182e665802287e51e1e0ad5d37ce1797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "956221ccdc5a4bae87133d04eeee0d22182e665802287e51e1e0ad5d37ce1797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "956221ccdc5a4bae87133d04eeee0d22182e665802287e51e1e0ad5d37ce1797", kill_on_drop: false }`
[INFO] [stdout] 956221ccdc5a4bae87133d04eeee0d22182e665802287e51e1e0ad5d37ce1797
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 669b5ef2bc8159de77915e58da2f0b5c3cc05f4bc0ac5fb0319982622fd584b9
[INFO] running `Command { std: "docker" "start" "-a" "669b5ef2bc8159de77915e58da2f0b5c3cc05f4bc0ac5fb0319982622fd584b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling vm-memory v0.8.0
[INFO] [stderr]    Compiling vmm-sys-util v0.9.0
[INFO] [stderr]    Compiling vhost v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.28s
[INFO] running `Command { std: "docker" "inspect" "669b5ef2bc8159de77915e58da2f0b5c3cc05f4bc0ac5fb0319982622fd584b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "669b5ef2bc8159de77915e58da2f0b5c3cc05f4bc0ac5fb0319982622fd584b9", kill_on_drop: false }`
[INFO] [stdout] 669b5ef2bc8159de77915e58da2f0b5c3cc05f4bc0ac5fb0319982622fd584b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31e726bcb5bc720985a65977daf0d548ed8d2c3e6f049b0f8254db670e5635ed
[INFO] running `Command { std: "docker" "start" "-a" "31e726bcb5bc720985a65977daf0d548ed8d2c3e6f049b0f8254db670e5635ed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]    Compiling serial_test v0.5.1
[INFO] [stderr]    Compiling vhost v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.09s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/vhost-1f423a65871bca9e)
[INFO] running `Command { std: "docker" "inspect" "31e726bcb5bc720985a65977daf0d548ed8d2c3e6f049b0f8254db670e5635ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31e726bcb5bc720985a65977daf0d548ed8d2c3e6f049b0f8254db670e5635ed", kill_on_drop: false }`
[INFO] [stdout] 31e726bcb5bc720985a65977daf0d548ed8d2c3e6f049b0f8254db670e5635ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0fe7d4af55b5cea9b454613b2f6792eb1464e93171f402a0badaf60e9dbdb4e0
[INFO] running `Command { std: "docker" "start" "-a" "0fe7d4af55b5cea9b454613b2f6792eb1464e93171f402a0badaf60e9dbdb4e0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vhost-1f423a65871bca9e)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test backend::tests::test_vring_config_data ... ok
[INFO] [stdout] test tests::test_error ... ok
[INFO] [stdout] test backend::tests::test_vring_backend_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vhost
[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" "0fe7d4af55b5cea9b454613b2f6792eb1464e93171f402a0badaf60e9dbdb4e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe7d4af55b5cea9b454613b2f6792eb1464e93171f402a0badaf60e9dbdb4e0", kill_on_drop: false }`
[INFO] [stdout] 0fe7d4af55b5cea9b454613b2f6792eb1464e93171f402a0badaf60e9dbdb4e0