[INFO] cloning repository https://github.com/zack37/shuttlings-cch24
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zack37/shuttlings-cch24" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzack37%2Fshuttlings-cch24", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzack37%2Fshuttlings-cch24'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0059862fd1d28f993daf05799bf3d8a4d21df3d1
[INFO] building zack37/shuttlings-cch24 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzack37%2Fshuttlings-cch24" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zack37/shuttlings-cch24
[INFO] finished tweaking git repo https://github.com/zack37/shuttlings-cch24
[INFO] tweaked toml for git repo https://github.com/zack37/shuttlings-cch24 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zack37/shuttlings-cch24 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zack37/shuttlings-cch24 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.9.34+deprecated` for dependency `serde_yaml` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 305f6adada680cbe0a28cfd3a1f5a819df80418168254d1690c1849eeffed834
[INFO] running `Command { std: "docker" "start" "-a" "305f6adada680cbe0a28cfd3a1f5a819df80418168254d1690c1849eeffed834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "305f6adada680cbe0a28cfd3a1f5a819df80418168254d1690c1849eeffed834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "305f6adada680cbe0a28cfd3a1f5a819df80418168254d1690c1849eeffed834", kill_on_drop: false }`
[INFO] [stdout] 305f6adada680cbe0a28cfd3a1f5a819df80418168254d1690c1849eeffed834
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b62ba7cd3e126f8b9eed039a028fc35c49a3887e520abc76b037b6151a06be74
[INFO] running `Command { std: "docker" "start" "-a" "b62ba7cd3e126f8b9eed039a028fc35c49a3887e520abc76b037b6151a06be74", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.9.34+deprecated` for dependency `serde_yaml` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling cc v1.2.2
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling unicode-bidi v0.3.17
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling unicase v2.8.0
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling urlencoding v2.1.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling ordered-float v4.5.0
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr] error: could not compile `cc` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.2.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("jobserver", "parallel"))' -C metadata=fdafd606d8efb45d -C extra-filename=-c257114e605b7cda --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern shlex=/opt/rustwide/target/debug/deps/libshlex-258c8bec04b9d869.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b62ba7cd3e126f8b9eed039a028fc35c49a3887e520abc76b037b6151a06be74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b62ba7cd3e126f8b9eed039a028fc35c49a3887e520abc76b037b6151a06be74", kill_on_drop: false }`
[INFO] [stdout] b62ba7cd3e126f8b9eed039a028fc35c49a3887e520abc76b037b6151a06be74