[INFO] cloning repository https://github.com/amhk/advent-of-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amhk/advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famhk%2Fadvent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famhk%2Fadvent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 159d9a3d9d28091ea7e890e9ada88f424037650f
[INFO] checking amhk/advent-of-code against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famhk%2Fadvent-of-code" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amhk/advent-of-code on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/amhk/advent-of-code
[INFO] finished tweaking git repo https://github.com/amhk/advent-of-code
[INFO] tweaked toml for git repo https://github.com/amhk/advent-of-code written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/amhk/advent-of-code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primes v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fd2f94efbc32634e476a410ad7807c3d6e16b986151e466e557dc1eae2eff65
[INFO] running `Command { std: "docker" "start" "-a" "0fd2f94efbc32634e476a410ad7807c3d6e16b986151e466e557dc1eae2eff65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fd2f94efbc32634e476a410ad7807c3d6e16b986151e466e557dc1eae2eff65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd2f94efbc32634e476a410ad7807c3d6e16b986151e466e557dc1eae2eff65", kill_on_drop: false }`
[INFO] [stdout] 0fd2f94efbc32634e476a410ad7807c3d6e16b986151e466e557dc1eae2eff65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee07d527984dc95d6f99c8880b97e8127051eae97ff65b88d438988637d411a2
[INFO] running `Command { std: "docker" "start" "-a" "ee07d527984dc95d6f99c8880b97e8127051eae97ff65b88d438988637d411a2", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking primes v0.3.0
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]     Checking aoc-2020-13 v0.1.0 (/opt/rustwide/workdir/2020/13)
[INFO] [stderr]     Checking aoc-2015-08 v0.1.0 (/opt/rustwide/workdir/2015/08)
[INFO] [stderr]     Checking aoc-2020-03 v0.1.0 (/opt/rustwide/workdir/2020/03)
[INFO] [stderr]     Checking aoc-2020-18 v0.1.0 (/opt/rustwide/workdir/2020/18)
[INFO] [stderr]     Checking aoc-2015-03 v0.1.0 (/opt/rustwide/workdir/2015/03)
[INFO] [stderr]     Checking aoc-2015-25 v0.1.0 (/opt/rustwide/workdir/2015/25)
[INFO] [stderr]     Checking aoc-2020-25 v0.1.0 (/opt/rustwide/workdir/2020/25)
[INFO] [stderr]     Checking aoc-2020-12 v0.1.0 (/opt/rustwide/workdir/2020/12)
[INFO] [stderr]     Checking aoc-2020-08 v0.1.0 (/opt/rustwide/workdir/2020/08)
[INFO] [stderr]     Checking aoc-2015-14 v0.1.0 (/opt/rustwide/workdir/2015/14)
[INFO] [stderr]     Checking aoc-2020-09 v0.1.0 (/opt/rustwide/workdir/2020/09)
[INFO] [stderr]     Checking aoc-2020-17 v0.1.0 (/opt/rustwide/workdir/2020/17)
[INFO] [stderr]     Checking aoc-2020-01 v0.1.0 (/opt/rustwide/workdir/2020/01)
[INFO] [stderr]     Checking aoc-2020-10 v0.1.0 (/opt/rustwide/workdir/2020/10)
[INFO] [stderr]     Checking aoc-2015-22 v0.1.0 (/opt/rustwide/workdir/2015/22)
[INFO] [stderr]     Checking aoc-2020-23 v0.1.0 (/opt/rustwide/workdir/2020/23)
[INFO] [stderr]     Checking aoc-2020-24 v0.1.0 (/opt/rustwide/workdir/2020/24)
[INFO] [stderr]     Checking aoc-2020-20 v0.1.0 (/opt/rustwide/workdir/2020/20)
[INFO] [stderr]     Checking aoc-2020-19 v0.1.0 (/opt/rustwide/workdir/2020/19)
[INFO] [stderr]     Checking aoc-2020-11 v0.1.0 (/opt/rustwide/workdir/2020/11)
[INFO] [stderr]     Checking aoc-2015-02 v0.1.0 (/opt/rustwide/workdir/2015/02)
[INFO] [stderr]     Checking aoc-2015-19 v0.1.0 (/opt/rustwide/workdir/2015/19)
[INFO] [stderr]     Checking aoc-2020-05 v0.1.0 (/opt/rustwide/workdir/2020/05)
[INFO] [stderr]     Checking aoc-2015-01 v0.1.0 (/opt/rustwide/workdir/2015/01)
[INFO] [stderr]     Checking aoc-2020-22 v0.1.0 (/opt/rustwide/workdir/2020/22)
[INFO] [stderr]     Checking aoc-2015-17 v0.1.0 (/opt/rustwide/workdir/2015/17)
[INFO] [stderr]     Checking aoc-2015-10 v0.1.0 (/opt/rustwide/workdir/2015/10)
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking aoc-2020-06 v0.1.0 (/opt/rustwide/workdir/2020/06)
[INFO] [stderr]     Checking aoc-2015-18 v0.1.0 (/opt/rustwide/workdir/2015/18)
[INFO] [stderr]     Checking aoc-2020-15 v0.1.0 (/opt/rustwide/workdir/2020/15)
[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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.21/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --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=a0cf83a0ad9ea5b8 -C extra-filename=-a0cf83a0ad9ea5b8 --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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ee07d527984dc95d6f99c8880b97e8127051eae97ff65b88d438988637d411a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee07d527984dc95d6f99c8880b97e8127051eae97ff65b88d438988637d411a2", kill_on_drop: false }`
[INFO] [stdout] ee07d527984dc95d6f99c8880b97e8127051eae97ff65b88d438988637d411a2