[INFO] cloning repository https://github.com/rust-osdev/virtio-spec-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-osdev/virtio-spec-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-osdev%2Fvirtio-spec-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-osdev%2Fvirtio-spec-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5fa844e3102e5c2a7ea54aaff2305fa2c71146cb
[INFO] testing rust-osdev/virtio-spec-rs against 1.86.0 for beta-1.87-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-osdev%2Fvirtio-spec-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-osdev/virtio-spec-rs on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-osdev/virtio-spec-rs
[INFO] finished tweaking git repo https://github.com/rust-osdev/virtio-spec-rs
[INFO] tweaked toml for git repo https://github.com/rust-osdev/virtio-spec-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-osdev/virtio-spec-rs 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" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitfield-struct v0.9.0
[INFO] [stderr]   Downloaded volatile v0.6.1
[INFO] [stderr]   Downloaded volatile-macro v0.6.0
[INFO] [stderr]   Downloaded endian-num v0.2.0
[INFO] [stderr]   Downloaded zerocopy v0.8.5
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fb0c63d8a88dad512e66ca8c73277a411c09146d59be1806a4e302d5f55915b
[INFO] running `Command { std: "docker" "start" "-a" "5fb0c63d8a88dad512e66ca8c73277a411c09146d59be1806a4e302d5f55915b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fb0c63d8a88dad512e66ca8c73277a411c09146d59be1806a4e302d5f55915b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb0c63d8a88dad512e66ca8c73277a411c09146d59be1806a4e302d5f55915b", kill_on_drop: false }`
[INFO] [stdout] 5fb0c63d8a88dad512e66ca8c73277a411c09146d59be1806a4e302d5f55915b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] def083fe1e262da363b13f42df89db35b7131edc1531fdf19d6e94ddfae37dc7
[INFO] running `Command { std: "docker" "start" "-a" "def083fe1e262da363b13f42df89db35b7131edc1531fdf19d6e94ddfae37dc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling volatile v0.6.1
[INFO] [stderr]    Compiling endian-num v0.2.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmeta5Ywg31"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `endian-num` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaoDtMfD/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "def083fe1e262da363b13f42df89db35b7131edc1531fdf19d6e94ddfae37dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "def083fe1e262da363b13f42df89db35b7131edc1531fdf19d6e94ddfae37dc7", kill_on_drop: false }`
[INFO] [stdout] def083fe1e262da363b13f42df89db35b7131edc1531fdf19d6e94ddfae37dc7