[INFO] cloning repository https://github.com/rail44/nanohyve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rail44/nanohyve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frail44%2Fnanohyve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frail44%2Fnanohyve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22d27efd10530a41fa51993d1e13014d19595764
[INFO] checking rail44/nanohyve against master#c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2 for pr-142712
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frail44%2Fnanohyve" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rail44/nanohyve
[INFO] finished tweaking git repo https://github.com/rail44/nanohyve
[INFO] tweaked toml for git repo https://github.com/rail44/nanohyve written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rail44/nanohyve on toolchain c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rail44/nanohyve 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" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/rust-vmm/linux-loader.git`
[INFO] [stderr]     Updating git submodule `https://github.com/rust-vmm/rust-vmm-ci.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/rust-vmm/vm-virtio.git`
[INFO] [stderr]     Updating git submodule `https://github.com/rust-vmm/rust-vmm-ci.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vm-device v0.1.0
[INFO] [stderr]   Downloaded kvm-ioctls v0.11.0
[INFO] [stderr]   Downloaded vm-fdt v0.2.0
[INFO] [stderr]   Downloaded event-manager v0.2.1
[INFO] [stderr]   Downloaded vm-memory v0.7.0
[INFO] [stderr]   Downloaded vmm-sys-util v0.8.0
[INFO] [stderr]   Downloaded kvm-bindings v0.5.0
[INFO] [stderr]   Downloaded vm-superio v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b39418ec94ae3dc5cb60599748aa9a2b8ae6410c8fb3d45dc4f816767094fe5
[INFO] running `Command { std: "docker" "start" "-a" "7b39418ec94ae3dc5cb60599748aa9a2b8ae6410c8fb3d45dc4f816767094fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b39418ec94ae3dc5cb60599748aa9a2b8ae6410c8fb3d45dc4f816767094fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b39418ec94ae3dc5cb60599748aa9a2b8ae6410c8fb3d45dc4f816767094fe5", kill_on_drop: false }`
[INFO] [stdout] 7b39418ec94ae3dc5cb60599748aa9a2b8ae6410c8fb3d45dc4f816767094fe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fd761e60d5f6872d0689abd88e8b73f63b7548d451e5874eed2abbf25e8ced5
[INFO] running `Command { std: "docker" "start" "-a" "0fd761e60d5f6872d0689abd88e8b73f63b7548d451e5874eed2abbf25e8ced5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling kvm-ioctls v0.11.0
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking vm-fdt v0.2.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking utils v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stderr]     Checking vm-device v0.1.0
[INFO] [stderr]     Checking vm-superio v0.5.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking vmm-sys-util v0.8.0
[INFO] [stderr]     Checking vm-memory v0.7.0
[INFO] [stderr]     Checking kvm-bindings v0.5.0
[INFO] [stderr]     Checking event-manager v0.2.1
[INFO] [stderr]     Checking virtio-queue v0.2.0 (https://github.com/rust-vmm/vm-virtio.git#d8ef45f5)
[INFO] [stderr]     Checking linux-loader v0.4.0 (https://github.com/rust-vmm/linux-loader.git?rev=9a9f071#9a9f0712)
[INFO] [stderr]     Checking arch v0.1.0 (/opt/rustwide/workdir/arch)
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/arch-7ad3881479b4b6b1.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/arch-7ad3881479b4b6b1/dep-lib-arch`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaEPz0dG"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0fd761e60d5f6872d0689abd88e8b73f63b7548d451e5874eed2abbf25e8ced5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd761e60d5f6872d0689abd88e8b73f63b7548d451e5874eed2abbf25e8ced5", kill_on_drop: false }`
[INFO] [stdout] 0fd761e60d5f6872d0689abd88e8b73f63b7548d451e5874eed2abbf25e8ced5