[INFO] fetching crate gumdrop 0.8.1...
[INFO] checking gumdrop-0.8.1 against try#5785402183672f7786e9dc343d7b435bdaf4a4bc for pr-138001
[INFO] extracting crate gumdrop 0.8.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate gumdrop 0.8.1 on toolchain 5785402183672f7786e9dc343d7b435bdaf4a4bc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gumdrop 0.8.1
[INFO] finished tweaking crates.io crate gumdrop 0.8.1
[INFO] tweaked toml for crates.io crate gumdrop 0.8.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate gumdrop 0.8.1 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" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e74ccff649c413823f646d919589a62e40086a09fe4025a7b2e8a0c56ae55de9
[INFO] running `Command { std: "docker" "start" "-a" "e74ccff649c413823f646d919589a62e40086a09fe4025a7b2e8a0c56ae55de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e74ccff649c413823f646d919589a62e40086a09fe4025a7b2e8a0c56ae55de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e74ccff649c413823f646d919589a62e40086a09fe4025a7b2e8a0c56ae55de9", kill_on_drop: false }`
[INFO] [stdout] e74ccff649c413823f646d919589a62e40086a09fe4025a7b2e8a0c56ae55de9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf52179f5e8ac64e820ba3ea0b14623f225c58031824aa8f9fc0c90e37f660db
[INFO] running `Command { std: "docker" "start" "-a" "cf52179f5e8ac64e820ba3ea0b14623f225c58031824aa8f9fc0c90e37f660db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking assert_matches v1.3.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling gumdrop_derive v0.8.1
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `gumdrop_derive` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/5785402183672f7786e9dc343d7b435bdaf4a4bc/bin/rustc --crate-name gumdrop_derive --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gumdrop_derive-0.8.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "default_expr"))' -C metadata=4eed92c8ceea501b -C extra-filename=-473f22fc8f4a2a2c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-276d4c282fd9b665.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-1f5e0556fb69246f.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-f3e04cea1a6760db.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "cf52179f5e8ac64e820ba3ea0b14623f225c58031824aa8f9fc0c90e37f660db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf52179f5e8ac64e820ba3ea0b14623f225c58031824aa8f9fc0c90e37f660db", kill_on_drop: false }`
[INFO] [stdout] cf52179f5e8ac64e820ba3ea0b14623f225c58031824aa8f9fc0c90e37f660db