[INFO] cloning repository https://github.com/0xkelvin/experiment2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xkelvin/experiment2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xkelvin%2Fexperiment2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xkelvin%2Fexperiment2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d344023e60053cd140c859913bf867c8da687de7
[INFO] testing 0xkelvin/experiment2 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xkelvin%2Fexperiment2" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/0xkelvin/experiment2
[INFO] finished tweaking git repo https://github.com/0xkelvin/experiment2
[INFO] tweaked toml for git repo https://github.com/0xkelvin/experiment2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xkelvin/experiment2 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xkelvin/experiment2 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f84d6e1f372a0bcfba2d1c26c0893ee6b896987ad401cb4d5dd95bd0e85cc1de
[INFO] running `Command { std: "docker" "start" "-a" "f84d6e1f372a0bcfba2d1c26c0893ee6b896987ad401cb4d5dd95bd0e85cc1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f84d6e1f372a0bcfba2d1c26c0893ee6b896987ad401cb4d5dd95bd0e85cc1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f84d6e1f372a0bcfba2d1c26c0893ee6b896987ad401cb4d5dd95bd0e85cc1de", kill_on_drop: false }`
[INFO] [stdout] f84d6e1f372a0bcfba2d1c26c0893ee6b896987ad401cb4d5dd95bd0e85cc1de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76bf3533c45c6151e2efab19ff61b81a6ae324fc9c086db4b7faae55636a30a2
[INFO] running `Command { std: "docker" "start" "-a" "76bf3533c45c6151e2efab19ff61b81a6ae324fc9c086db4b7faae55636a30a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling winnow v0.4.6
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling target-lexicon v0.12.7
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling cfg-expr v0.15.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling iana-time-zone v0.1.56
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling mio v0.8.6
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling simd-adler32 v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling tempfile v3.5.0
[INFO] [stderr]    Compiling protobuf v3.2.0
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/733b47ea4b1b86216f14ef56e49440c33933f230/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.7.1/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 -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=00f51c33e75f9e44 -C extra-filename=-b68b814a9cae55a9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "76bf3533c45c6151e2efab19ff61b81a6ae324fc9c086db4b7faae55636a30a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76bf3533c45c6151e2efab19ff61b81a6ae324fc9c086db4b7faae55636a30a2", kill_on_drop: false }`
[INFO] [stdout] 76bf3533c45c6151e2efab19ff61b81a6ae324fc9c086db4b7faae55636a30a2
