[INFO] cloning repository https://github.com/luryus/aoc-2020-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luryus/aoc-2020-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluryus%2Faoc-2020-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluryus%2Faoc-2020-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3090d1c6bd0b7692bbabc3a124f3c2138944aef
[INFO] testing luryus/aoc-2020-rust against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluryus%2Faoc-2020-rust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luryus/aoc-2020-rust on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luryus/aoc-2020-rust
[INFO] finished tweaking git repo https://github.com/luryus/aoc-2020-rust
[INFO] tweaked toml for git repo https://github.com/luryus/aoc-2020-rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/luryus/aoc-2020-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pcre2 v0.2.3
[INFO] [stderr]   Downloaded pcre2-sys v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e135f2657537822b2f44391326bd88f1c4f6cdd7f2c8fbf19801cd77605b4e05
[INFO] running `Command { std: "docker" "start" "-a" "e135f2657537822b2f44391326bd88f1c4f6cdd7f2c8fbf19801cd77605b4e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e135f2657537822b2f44391326bd88f1c4f6cdd7f2c8fbf19801cd77605b4e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e135f2657537822b2f44391326bd88f1c4f6cdd7f2c8fbf19801cd77605b4e05", kill_on_drop: false }`
[INFO] [stdout] e135f2657537822b2f44391326bd88f1c4f6cdd7f2c8fbf19801cd77605b4e05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] add27c1b9212f507692080b2ffcd78430b672e5078bd3548b517119830241771
[INFO] running `Command { std: "docker" "start" "-a" "add27c1b9212f507692080b2ffcd78430b672e5078bd3548b517119830241771", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling pcre2-sys v0.2.5
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling pcre2 v0.2.3
[INFO] [stderr]    Compiling regex v1.4.2
[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 21 --edition=2018 src/bin/21.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=337dce8f4717253c -C extra-filename=-337dce8f4717253c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aoc2020=/opt/rustwide/target/debug/deps/libaoc2020-0a1d3fd5e96c9c7a.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-9f3b8f40c419f506.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b341606102c7008f.rlib --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-07e340c13372274c.rlib --extern num_integer=/opt/rustwide/target/debug/deps/libnum_integer-5d811cc4790ff2bf.rlib --extern pcre2=/opt/rustwide/target/debug/deps/libpcre2-cd52a2f92db4ebd6.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-0de61d468f6429a0.rlib --cap-lints=warn -L native=/usr/lib/x86_64-linux-gnu` (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" "add27c1b9212f507692080b2ffcd78430b672e5078bd3548b517119830241771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "add27c1b9212f507692080b2ffcd78430b672e5078bd3548b517119830241771", kill_on_drop: false }`
[INFO] [stdout] add27c1b9212f507692080b2ffcd78430b672e5078bd3548b517119830241771