[INFO] fetching crate vhost 0.16.0...
[INFO] testing vhost-0.16.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate vhost 0.16.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate vhost 0.16.0
[INFO] finished tweaking crates.io crate vhost 0.16.0
[INFO] tweaked toml for crates.io crate vhost 0.16.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vhost 0.16.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vhost 0.16.0 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test v3.3.1
[INFO] [stderr]   Downloaded serial_test_derive v3.3.1
[INFO] [stderr]   Downloaded vmm-sys-util v0.14.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.34
[INFO] [stderr]   Downloaded zerocopy v0.8.34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba7746f58ef8e7f73af512d974422db713a1aefd01a56158726d395ad49f6897
[INFO] running `Command { std: "docker" "start" "-a" "ba7746f58ef8e7f73af512d974422db713a1aefd01a56158726d395ad49f6897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba7746f58ef8e7f73af512d974422db713a1aefd01a56158726d395ad49f6897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba7746f58ef8e7f73af512d974422db713a1aefd01a56158726d395ad49f6897", kill_on_drop: false }`
[INFO] [stdout] ba7746f58ef8e7f73af512d974422db713a1aefd01a56158726d395ad49f6897
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f592d9e927011d08501b7252ad70825f6b665b4d2be29fb79f4ae2094e2bfb76
[INFO] running `Command { std: "docker" "start" "-a" "f592d9e927011d08501b7252ad70825f6b665b4d2be29fb79f4ae2094e2bfb76", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.34
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling vmm-sys-util v0.15.0
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling vm-memory v0.17.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling uuid v1.20.0
[INFO] [stderr]    Compiling vhost v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.47s
[INFO] running `Command { std: "docker" "inspect" "f592d9e927011d08501b7252ad70825f6b665b4d2be29fb79f4ae2094e2bfb76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f592d9e927011d08501b7252ad70825f6b665b4d2be29fb79f4ae2094e2bfb76", kill_on_drop: false }`
[INFO] [stdout] f592d9e927011d08501b7252ad70825f6b665b4d2be29fb79f4ae2094e2bfb76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee2f250c0957ca4111dde6a5a31e96f5897d28d69e3b790e5594bcad352fb034
[INFO] running `Command { std: "docker" "start" "-a" "ee2f250c0957ca4111dde6a5a31e96f5897d28d69e3b790e5594bcad352fb034", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling sdd v3.0.10
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling scc v2.4.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling tempfile v3.24.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling serial_test_derive v3.3.1
[INFO] [stderr]    Compiling serial_test v3.3.1
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling vm-memory v0.17.1
[INFO] [stderr]    Compiling vhost v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 18.07s
[INFO] running `Command { std: "docker" "inspect" "ee2f250c0957ca4111dde6a5a31e96f5897d28d69e3b790e5594bcad352fb034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee2f250c0957ca4111dde6a5a31e96f5897d28d69e3b790e5594bcad352fb034", kill_on_drop: false }`
[INFO] [stdout] ee2f250c0957ca4111dde6a5a31e96f5897d28d69e3b790e5594bcad352fb034
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac214fe7e87909a76472a0847376ba5196ca1890450f53d0b4b2dbf94c8a8fe1
[INFO] running `Command { std: "docker" "start" "-a" "ac214fe7e87909a76472a0847376ba5196ca1890450f53d0b4b2dbf94c8a8fe1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vhost-989135c54555b4f3)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test backend::tests::test_vring_backend_mut ... ok
[INFO] [stdout] test backend::tests::test_vring_config_data ... ok
[INFO] [stdout] test tests::test_error ... 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" "ac214fe7e87909a76472a0847376ba5196ca1890450f53d0b4b2dbf94c8a8fe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac214fe7e87909a76472a0847376ba5196ca1890450f53d0b4b2dbf94c8a8fe1", kill_on_drop: false }`
[INFO] [stdout] ac214fe7e87909a76472a0847376ba5196ca1890450f53d0b4b2dbf94c8a8fe1
