[INFO] cloning repository https://github.com/xyhuuz/exam-grading
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xyhuuz/exam-grading" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxyhuuz%2Fexam-grading", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxyhuuz%2Fexam-grading'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0bf6499fdf0691237687830fe6f5b7904d057a3c
[INFO] checking xyhuuz/exam-grading against try#f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 for pr-139419
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxyhuuz%2Fexam-grading" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xyhuuz/exam-grading on toolchain f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xyhuuz/exam-grading
[INFO] finished tweaking git repo https://github.com/xyhuuz/exam-grading
[INFO] tweaked toml for git repo https://github.com/xyhuuz/exam-grading written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/xyhuuz/exam-grading 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" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4398437f45d6d62e7b1fe5816175cf25441913a429c25751ccce4f46f52d1cde
[INFO] running `Command { std: "docker" "start" "-a" "4398437f45d6d62e7b1fe5816175cf25441913a429c25751ccce4f46f52d1cde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4398437f45d6d62e7b1fe5816175cf25441913a429c25751ccce4f46f52d1cde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4398437f45d6d62e7b1fe5816175cf25441913a429c25751ccce4f46f52d1cde", kill_on_drop: false }`
[INFO] [stdout] 4398437f45d6d62e7b1fe5816175cf25441913a429c25751ccce4f46f52d1cde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a06a72f2ca0b41c0e4ff4beaf53d670910b27075c971d498e9aa84632ec7bd91
[INFO] running `Command { std: "docker" "start" "-a" "a06a72f2ca0b41c0e4ff4beaf53d670910b27075c971d498e9aa84632ec7bd91", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr] error: failed to write `/opt/rustwide/target/debug/.fingerprint/version_check-a69353e011479d26/invoked.timestamp`
[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] [stderr] error: failed to write `/opt/rustwide/target/debug/.fingerprint/parking_lot_core-349f1d43f1c68ba7/invoked.timestamp`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetahzx4A3/full.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/build/serde-d878952cc3c6c6c5/rmetaHCNp9U"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/build/libc-136b98220ee637d0/rmetavaO5JY"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unicode-ident` (lib) due to 1 previous error
[INFO] [stderr] error: could not compile `libc` (build script) due to 1 previous error
[INFO] [stderr] error: could not compile `serde` (build script) due to 1 previous error
[INFO] [stderr] error: could not compile `proc-macro2` (build script)
[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/f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208/bin/rustc --crate-name build_script_build --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.86/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="proc-macro"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "nightly", "proc-macro", "span-locations"))' -C metadata=f01db2c769f9ede4 -C extra-filename=-8c68ecd7d948d827 --out-dir /opt/rustwide/target/debug/build/proc-macro2-8c68ecd7d948d827 -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (exit status: 101)
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetawcOVTg"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `autocfg` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a06a72f2ca0b41c0e4ff4beaf53d670910b27075c971d498e9aa84632ec7bd91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a06a72f2ca0b41c0e4ff4beaf53d670910b27075c971d498e9aa84632ec7bd91", kill_on_drop: false }`
[INFO] [stdout] a06a72f2ca0b41c0e4ff4beaf53d670910b27075c971d498e9aa84632ec7bd91