[INFO] fetching crate vhost-user-backend 0.15.0...
[INFO] checking vhost-user-backend-0.15.0 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] extracting crate vhost-user-backend 0.15.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate vhost-user-backend 0.15.0 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vhost-user-backend 0.15.0
[INFO] finished tweaking crates.io crate vhost-user-backend 0.15.0
[INFO] tweaked toml for crates.io crate vhost-user-backend 0.15.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 61 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.68.1 (latest: v0.70.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding cfg_aliases v0.1.1 (latest: v0.2.1)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding nix v0.27.1 (latest: v0.29.0)
[INFO] [stderr]       Adding nix v0.28.0 (latest: v0.29.0)
[INFO] [stderr]       Adding peeking_take_while v0.1.2 (latest: v1.0.0)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 048ec4a0da8262df07ff829bd1a80464e203db6bb29e7cd1223060e2ce3b63ad
[INFO] running `Command { std: "docker" "start" "-a" "048ec4a0da8262df07ff829bd1a80464e203db6bb29e7cd1223060e2ce3b63ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "048ec4a0da8262df07ff829bd1a80464e203db6bb29e7cd1223060e2ce3b63ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "048ec4a0da8262df07ff829bd1a80464e203db6bb29e7cd1223060e2ce3b63ad", kill_on_drop: false }`
[INFO] [stdout] 048ec4a0da8262df07ff829bd1a80464e203db6bb29e7cd1223060e2ce3b63ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c6fa11cf6b1e70177e0fcc43bb5638f5ee9f92c51ff2815f12e35b4d21c672d
[INFO] running `Command { std: "docker" "start" "-a" "8c6fa11cf6b1e70177e0fcc43bb5638f5ee9f92c51ff2815f12e35b4d21c672d", kill_on_drop: false }`
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking virtio-bindings v0.2.2
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking vmm-sys-util v0.12.1
[INFO] [stderr]     Checking tempfile v3.12.0
[INFO] [stderr]     Checking vm-memory v0.14.1
[INFO] [stderr]     Checking vhost v0.11.0
[INFO] [stderr]     Checking virtio-queue v0.12.0
[INFO] [stderr]     Checking vhost-user-backend v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "8c6fa11cf6b1e70177e0fcc43bb5638f5ee9f92c51ff2815f12e35b4d21c672d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c6fa11cf6b1e70177e0fcc43bb5638f5ee9f92c51ff2815f12e35b4d21c672d", kill_on_drop: false }`
[INFO] [stdout] 8c6fa11cf6b1e70177e0fcc43bb5638f5ee9f92c51ff2815f12e35b4d21c672d