[INFO] fetching crate vhost-user-backend 0.3.0...
[INFO] testing vhost-user-backend-0.3.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate vhost-user-backend 0.3.0 into /workspace/builds/worker-114/source
[INFO] validating manifest of crates.io crate vhost-user-backend 0.3.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-114/source/.cargo/config
[INFO] started tweaking crates.io crate vhost-user-backend 0.3.0
[INFO] finished tweaking crates.io crate vhost-user-backend 0.3.0
[INFO] tweaked toml for crates.io crate vhost-user-backend 0.3.0 written to /workspace/builds/worker-114/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vm-memory v0.8.0
[INFO] [stderr]   Downloaded vhost v0.4.0
[INFO] [stderr]   Downloaded virtio-queue v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acddd69ecd897fb5c157f8cffcceff3eb63b7f2a2f0daefd2add67ae0016c0ad
[INFO] running `Command { std: "docker" "start" "-a" "acddd69ecd897fb5c157f8cffcceff3eb63b7f2a2f0daefd2add67ae0016c0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acddd69ecd897fb5c157f8cffcceff3eb63b7f2a2f0daefd2add67ae0016c0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acddd69ecd897fb5c157f8cffcceff3eb63b7f2a2f0daefd2add67ae0016c0ad", kill_on_drop: false }`
[INFO] [stdout] acddd69ecd897fb5c157f8cffcceff3eb63b7f2a2f0daefd2add67ae0016c0ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fd29abceb988fa714f3213619afa08d1ed3fb4d8459a375319196b13565d08b
[INFO] running `Command { std: "docker" "start" "-a" "0fd29abceb988fa714f3213619afa08d1ed3fb4d8459a375319196b13565d08b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling arc-swap v1.5.0
[INFO] [stderr]    Compiling virtio-bindings v0.1.0
[INFO] [stderr]    Compiling vmm-sys-util v0.9.0
[INFO] [stderr]    Compiling vm-memory v0.8.0
[INFO] [stderr]    Compiling vm-memory v0.7.0
[INFO] [stderr]    Compiling vhost v0.4.0
[INFO] [stderr]    Compiling virtio-queue v0.2.0
[INFO] [stderr]    Compiling vhost-user-backend v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.32s
[INFO] running `Command { std: "docker" "inspect" "0fd29abceb988fa714f3213619afa08d1ed3fb4d8459a375319196b13565d08b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd29abceb988fa714f3213619afa08d1ed3fb4d8459a375319196b13565d08b", kill_on_drop: false }`
[INFO] [stdout] 0fd29abceb988fa714f3213619afa08d1ed3fb4d8459a375319196b13565d08b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf261b3be0457c378a76b2a5b4be47396d124e32caa078d0c378689509f3dc07
[INFO] running `Command { std: "docker" "start" "-a" "bf261b3be0457c378a76b2a5b4be47396d124e32caa078d0c378689509f3dc07", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling vhost-user-backend v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.71s
[INFO] running `Command { std: "docker" "inspect" "bf261b3be0457c378a76b2a5b4be47396d124e32caa078d0c378689509f3dc07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf261b3be0457c378a76b2a5b4be47396d124e32caa078d0c378689509f3dc07", kill_on_drop: false }`
[INFO] [stdout] bf261b3be0457c378a76b2a5b4be47396d124e32caa078d0c378689509f3dc07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30650491170fdcb532faf6a5bdce47ec86d807e84d2ddeef6639989d5efa88be
[INFO] running `Command { std: "docker" "start" "-a" "30650491170fdcb532faf6a5bdce47ec86d807e84d2ddeef6639989d5efa88be", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vhost_user_backend-3ff8c5710182aca4)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test backend::tests::test_new_mock_backend_mutex ... ok
[INFO] [stdout] test backend::tests::test_new_mock_backend_rwlock ... ok
[INFO] [stdout] test event_loop::tests::test_vring_epoll_handler ... ok
[INFO] [stdout] test vring::tests::test_new_vring ... ok
[INFO] [stdout] test vring::tests::test_vring_set_fd ... ok
[INFO] [stdout] test tests::test_new_daemon_client ... ok
[INFO] [stdout] test tests::test_new_daemon ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/vhost-user-server.rs (/opt/rustwide/target/debug/deps/vhost_user_server-e1cf5cb420e345c1)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_vhost_user_get_inflight ... ok
[INFO] [stdout] test test_vhost_user_enable ... ok
[INFO] [stdout] test test_vhost_user_server ... ok
[INFO] [stderr]    Doc-tests vhost-user-backend
[INFO] [stdout] test test_vhost_user_set_inflight ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/backend.rs - backend (line 13) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "30650491170fdcb532faf6a5bdce47ec86d807e84d2ddeef6639989d5efa88be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30650491170fdcb532faf6a5bdce47ec86d807e84d2ddeef6639989d5efa88be", kill_on_drop: false }`
[INFO] [stdout] 30650491170fdcb532faf6a5bdce47ec86d807e84d2ddeef6639989d5efa88be