[INFO] cloning repository https://github.com/tuttza/contacts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tuttza/contacts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuttza%2Fcontacts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuttza%2Fcontacts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a6ce77016863d6ee434f1ecbbcbc0b5731b01c1
[INFO] checking tuttza/contacts against master#d1ac43a9b9a8250d858705b0796dfed6186e18db for pr-107891
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuttza%2Fcontacts" "/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/tuttza/contacts on toolchain d1ac43a9b9a8250d858705b0796dfed6186e18db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d1ac43a9b9a8250d858705b0796dfed6186e18db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tuttza/contacts
[INFO] finished tweaking git repo https://github.com/tuttza/contacts
[INFO] tweaked toml for git repo https://github.com/tuttza/contacts written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tuttza/contacts 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" "+d1ac43a9b9a8250d858705b0796dfed6186e18db" "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-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@sha256:542af8c9c691278ea8427c9f55ce1005b509eeebcbbcbc893145cd6832507671" "/opt/rustwide/cargo-home/bin/cargo" "+d1ac43a9b9a8250d858705b0796dfed6186e18db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cca172cdefbe3c208eb5f9aac55b90a5066be2eb437f2328b11b179936727221
[INFO] running `Command { std: "docker" "start" "-a" "cca172cdefbe3c208eb5f9aac55b90a5066be2eb437f2328b11b179936727221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cca172cdefbe3c208eb5f9aac55b90a5066be2eb437f2328b11b179936727221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cca172cdefbe3c208eb5f9aac55b90a5066be2eb437f2328b11b179936727221", kill_on_drop: false }`
[INFO] [stdout] cca172cdefbe3c208eb5f9aac55b90a5066be2eb437f2328b11b179936727221
[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=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@sha256:542af8c9c691278ea8427c9f55ce1005b509eeebcbbcbc893145cd6832507671" "/opt/rustwide/cargo-home/bin/cargo" "+d1ac43a9b9a8250d858705b0796dfed6186e18db" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17d650973968342b5bb4b94c179bdafb30ca48d31fb478b30f452351cf6adee8
[INFO] running `Command { std: "docker" "start" "-a" "17d650973968342b5bb4b94c179bdafb30ca48d31fb478b30f452351cf6adee8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr] LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `serde_derive`
[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: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.104/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"' -C metadata=72f0657a30421ddf -C extra-filename=-72f0657a30421ddf --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fd310ad6fc98bcd6.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-9dc352bdac77d17b.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-2d0136e4f32b733a.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "17d650973968342b5bb4b94c179bdafb30ca48d31fb478b30f452351cf6adee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d650973968342b5bb4b94c179bdafb30ca48d31fb478b30f452351cf6adee8", kill_on_drop: false }`
[INFO] [stdout] 17d650973968342b5bb4b94c179bdafb30ca48d31fb478b30f452351cf6adee8