[INFO] fetching crate hepmc2-macros 0.1.0...
[INFO] checking hepmc2-macros-0.1.0 against master#9c3064e131f4939cc95a29bb11413c49bbda1491 for pr-144098
[INFO] extracting crate hepmc2-macros 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate hepmc2-macros 0.1.0
[INFO] finished tweaking crates.io crate hepmc2-macros 0.1.0
[INFO] tweaked toml for crates.io crate hepmc2-macros 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hepmc2-macros 0.1.0 on toolchain 9c3064e131f4939cc95a29bb11413c49bbda1491
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3739729f22705abfeb0706c6ea81bd1cd2737f6e52ffea322325f26a0a5c9d1d
[INFO] running `Command { std: "docker" "start" "-a" "3739729f22705abfeb0706c6ea81bd1cd2737f6e52ffea322325f26a0a5c9d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3739729f22705abfeb0706c6ea81bd1cd2737f6e52ffea322325f26a0a5c9d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3739729f22705abfeb0706c6ea81bd1cd2737f6e52ffea322325f26a0a5c9d1d", kill_on_drop: false }`
[INFO] [stdout] 3739729f22705abfeb0706c6ea81bd1cd2737f6e52ffea322325f26a0a5c9d1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bba42a1c6b0b704be6b71aa9f04eb5a637963f28c297f99496a03df90320b205
[INFO] running `Command { std: "docker" "start" "-a" "bba42a1c6b0b704be6b71aa9f04eb5a637963f28c297f99496a03df90320b205", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.104
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmeta1NOHf0"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "bba42a1c6b0b704be6b71aa9f04eb5a637963f28c297f99496a03df90320b205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bba42a1c6b0b704be6b71aa9f04eb5a637963f28c297f99496a03df90320b205", kill_on_drop: false }`
[INFO] [stdout] bba42a1c6b0b704be6b71aa9f04eb5a637963f28c297f99496a03df90320b205