[INFO] cloning repository https://github.com/SeanTater/nextrail
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SeanTater/nextrail" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeanTater%2Fnextrail", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeanTater%2Fnextrail'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0b7ecc2305b4aae600180467e60bcdf9afc4bb0
[INFO] building SeanTater/nextrail against master#a29f341a8ac4e9325a5e37027b4215f50a76d06f for pr-101929
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeanTater%2Fnextrail" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SeanTater/nextrail on toolchain a29f341a8ac4e9325a5e37027b4215f50a76d06f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SeanTater/nextrail
[INFO] finished tweaking git repo https://github.com/SeanTater/nextrail
[INFO] tweaked toml for git repo https://github.com/SeanTater/nextrail written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/SeanTater/nextrail already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded png v0.17.2
[INFO] [stderr]   Downloaded v4l2-sys-mit v0.2.0
[INFO] [stderr]   Downloaded jpeg-decoder v0.2.1
[INFO] [stderr]   Downloaded nshare v0.9.0
[INFO] [stderr]   Downloaded v4l v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a1cc84de897a71b859d54a480f834789758e809c6bcc6153c2f56fab70fe2ac
[INFO] running `Command { std: "docker" "start" "-a" "7a1cc84de897a71b859d54a480f834789758e809c6bcc6153c2f56fab70fe2ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a1cc84de897a71b859d54a480f834789758e809c6bcc6153c2f56fab70fe2ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a1cc84de897a71b859d54a480f834789758e809c6bcc6153c2f56fab70fe2ac", kill_on_drop: false }`
[INFO] [stdout] 7a1cc84de897a71b859d54a480f834789758e809c6bcc6153c2f56fab70fe2ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5acd06988176215310a269cec03342c0a91b6a87558ac685351c913dbc08e267
[INFO] running `Command { std: "docker" "start" "-a" "5acd06988176215310a269cec03342c0a91b6a87558ac685351c913dbc08e267", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling bytemuck v1.7.3
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v1.3.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling nanorand v0.6.1
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling safe_arch v0.6.0
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling wide v0.7.4
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling deflate v1.0.0
[INFO] [stderr]    Compiling deflate v0.9.1
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/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="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"' -C metadata=23a3f353ac89bec3 -C extra-filename=-23a3f353ac89bec3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "5acd06988176215310a269cec03342c0a91b6a87558ac685351c913dbc08e267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5acd06988176215310a269cec03342c0a91b6a87558ac685351c913dbc08e267", kill_on_drop: false }`
[INFO] [stdout] 5acd06988176215310a269cec03342c0a91b6a87558ac685351c913dbc08e267