[INFO] cloning repository https://github.com/askreet/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/askreet/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faskreet%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faskreet%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a7ae84f43bcb421617d312561103942c3e85866
[INFO] testing askreet/aoc2020 against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faskreet%2Faoc2020" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/askreet/aoc2020 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/askreet/aoc2020
[INFO] finished tweaking git repo https://github.com/askreet/aoc2020
[INFO] tweaked toml for git repo https://github.com/askreet/aoc2020 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/askreet/aoc2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded array2d v0.2.1
[INFO] [stderr]   Downloaded enum_from_str v0.1.0
[INFO] [stderr]   Downloaded enum_from_str_derive v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 018adb749a61a9965b4580cded1c9bd7792e0cf0bf0f4fd3f87daf4acc7ace3c
[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" "018adb749a61a9965b4580cded1c9bd7792e0cf0bf0f4fd3f87daf4acc7ace3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "018adb749a61a9965b4580cded1c9bd7792e0cf0bf0f4fd3f87daf4acc7ace3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "018adb749a61a9965b4580cded1c9bd7792e0cf0bf0f4fd3f87daf4acc7ace3c", kill_on_drop: false }`
[INFO] [stdout] 018adb749a61a9965b4580cded1c9bd7792e0cf0bf0f4fd3f87daf4acc7ace3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8903483c5ebc864bd3112306b99b2121d71b0effd43890b3fd09e419b6e0ab23
[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" "8903483c5ebc864bd3112306b99b2121d71b0effd43890b3fd09e419b6e0ab23", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling array2d v0.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling enum_from_str_derive v0.1.0
[INFO] [stderr]    Compiling enum_from_str v0.1.0
[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 01_b --edition=2018 src/bin/01-b.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=819a17ea44934f6f -C extra-filename=-819a17ea44934f6f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aoc2020=/opt/rustwide/target/debug/deps/libaoc2020-fe48f733def650c4.rlib --extern array2d=/opt/rustwide/target/debug/deps/libarray2d-116a99cc72922821.rlib --extern enum_from_str=/opt/rustwide/target/debug/deps/libenum_from_str-3156ccbfaab7d0a1.rlib --extern enum_from_str_derive=/opt/rustwide/target/debug/deps/libenum_from_str_derive-a91a3d060f2cc72d.so --extern itertools=/opt/rustwide/target/debug/deps/libitertools-c8817b3e8fe5b390.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rlib --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-716ab23a78a063c8.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-88a1e75c7e2bfbce.rlib --cap-lints=warn` (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" "8903483c5ebc864bd3112306b99b2121d71b0effd43890b3fd09e419b6e0ab23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8903483c5ebc864bd3112306b99b2121d71b0effd43890b3fd09e419b6e0ab23", kill_on_drop: false }`
[INFO] [stdout] 8903483c5ebc864bd3112306b99b2121d71b0effd43890b3fd09e419b6e0ab23