[INFO] cloning repository https://github.com/FractalArt/AdventOfCode2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FractalArt/AdventOfCode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractalArt%2FAdventOfCode2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractalArt%2FAdventOfCode2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 859944a2b704b81ff0584abef5fc99f4513a4b6c
[INFO] testing FractalArt/AdventOfCode2020 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractalArt%2FAdventOfCode2020" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FractalArt/AdventOfCode2020 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FractalArt/AdventOfCode2020
[INFO] finished tweaking git repo https://github.com/FractalArt/AdventOfCode2020
[INFO] tweaked toml for git repo https://github.com/FractalArt/AdventOfCode2020 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/FractalArt/AdventOfCode2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 640797b35624bb6b34416503b87d8529fbb0d06a224ee313c4d0ffb10818a7ec
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "640797b35624bb6b34416503b87d8529fbb0d06a224ee313c4d0ffb10818a7ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "640797b35624bb6b34416503b87d8529fbb0d06a224ee313c4d0ffb10818a7ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640797b35624bb6b34416503b87d8529fbb0d06a224ee313c4d0ffb10818a7ec", kill_on_drop: false }`
[INFO] [stdout] 640797b35624bb6b34416503b87d8529fbb0d06a224ee313c4d0ffb10818a7ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54db2a937a37d6cdbf9fee818c2820d7b10700548cc09668e65bcab54d6db091
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "54db2a937a37d6cdbf9fee818c2820d7b10700548cc09668e65bcab54d6db091", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.11s
[INFO] running `Command { std: "docker" "inspect" "54db2a937a37d6cdbf9fee818c2820d7b10700548cc09668e65bcab54d6db091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54db2a937a37d6cdbf9fee818c2820d7b10700548cc09668e65bcab54d6db091", kill_on_drop: false }`
[INFO] [stdout] 54db2a937a37d6cdbf9fee818c2820d7b10700548cc09668e65bcab54d6db091
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1920a0e0290d31a549e91a2181b9750aaedca0ed52f276dc5304b5a3a89703e1
[INFO] running `Command { std: "docker" "start" "-a" "1920a0e0290d31a549e91a2181b9750aaedca0ed52f276dc5304b5a3a89703e1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `aoc2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name aoc2020 --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=b1243ed6ba4fa6bd -C extra-filename=-b1243ed6ba4fa6bd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-13d809b076c11b7e.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b33cd6b8ee13db74.rlib --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-85b5e2e0f3f13466.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-72851b535b394ea0.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.day_19.b8622753-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903.2mz2jvxz3ng98xei.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-ea87b6c2fe761216.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-91b9e0d063734789.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-2ddfc09cde4cdc0c.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-d066e6f50a258123.rlib" "/opt/rustwide/target/debug/deps/libaoc2020-bbb46d2a294bd213.rlib" "/opt/rustwide/target/debug/deps/libndarray-85b5e2e0f3f13466.rlib" "/opt/rustwide/target/debug/deps/libmatrixmultiply-e36e12ff2d603f8d.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-7cac410b10a1bf0f.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-70a0ef3db61c94df.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-465a2bd5cb0fd6cd.rlib" "/opt/rustwide/target/debug/deps/librawpointer-9b15b747fdb4e961.rlib" "/opt/rustwide/target/debug/deps/libregex-72851b535b394ea0.rlib" "/opt/rustwide/target/debug/deps/libthread_local-7b136cb51b93983e.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-b33cd6b8ee13db74.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-a59b32f817cf8cc0.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-e24eefacc9736727.rlib" "/opt/rustwide/target/debug/deps/libmemchr-3db82c5a8ba2376a.rlib" "/opt/rustwide/target/debug/deps/libitertools-13d809b076c11b7e.rlib" "/opt/rustwide/target/debug/deps/libeither-8ed8bc54e89b5c30.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-1b145d9fcdc08832.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b037ee6b77e2ff0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9635a64fca0ebd28.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a7574eb9bb7a8fc5.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-f5fa1dc334dcaeeb.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-6ee570a898e75ef0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-afb62f29a0815772.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a632746535fd9988.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-25acc307bcb1d7b6.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-377721a625f6ace7.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-43c01431c8a4ee6f.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5f74725679453254.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-2b35d8999819161d.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-a81f2980c3f58cf2.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-57b4679830289815.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-13b419dfbcf9c1f8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/day_19-53d15236cf8f5903" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: collect2: fatal error: ld terminated with signal 9 [Killed]
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1920a0e0290d31a549e91a2181b9750aaedca0ed52f276dc5304b5a3a89703e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1920a0e0290d31a549e91a2181b9750aaedca0ed52f276dc5304b5a3a89703e1", kill_on_drop: false }`
[INFO] [stdout] 1920a0e0290d31a549e91a2181b9750aaedca0ed52f276dc5304b5a3a89703e1