[INFO] cloning repository https://github.com/beefsack/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/beefsack/advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeefsack%2Fadvent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeefsack%2Fadvent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73d02d9b21bf72c4c2fa1e06aced8b56a71b24ff
[INFO] checking beefsack/advent-of-code against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeefsack%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/beefsack/advent-of-code on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/beefsack/advent-of-code
[INFO] finished tweaking git repo https://github.com/beefsack/advent-of-code
[INFO] tweaked toml for git repo https://github.com/beefsack/advent-of-code written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/beefsack/advent-of-code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c87fd2e49dc8c6b7479bb74c7b1fe6dcadbf7a44c5dd3acb146975468444183
[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" "9c87fd2e49dc8c6b7479bb74c7b1fe6dcadbf7a44c5dd3acb146975468444183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c87fd2e49dc8c6b7479bb74c7b1fe6dcadbf7a44c5dd3acb146975468444183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c87fd2e49dc8c6b7479bb74c7b1fe6dcadbf7a44c5dd3acb146975468444183", kill_on_drop: false }`
[INFO] [stdout] 9c87fd2e49dc8c6b7479bb74c7b1fe6dcadbf7a44c5dd3acb146975468444183
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-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" "RUSTUP_TOOLCHAIN=3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "-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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68a3193d2242501b47dc80b3459a6c5529a3231e6685f6266639357ca85de5e1
[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" "68a3193d2242501b47dc80b3459a6c5529a3231e6685f6266639357ca85de5e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.25
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking aoc2019day04a v0.1.0 (/opt/rustwide/workdir/2019/day04a)
[INFO] [stderr]     Checking aoc2019day02a v0.1.0 (/opt/rustwide/workdir/2019/day02a)
[INFO] [stderr]     Checking aoc2019day04b v0.1.0 (/opt/rustwide/workdir/2019/day04b)
[INFO] [stderr]     Checking aoc2015day01a v0.1.0 (/opt/rustwide/workdir/2015/day01a)
[INFO] [stderr]     Checking aoc2015day01b v0.1.0 (/opt/rustwide/workdir/2015/day01b)
[INFO] [stderr]     Checking aoc2019day02b v0.1.0 (/opt/rustwide/workdir/2019/day02b)
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking helper v0.1.0 (/opt/rustwide/workdir/helper)
[INFO] [stderr]     Checking intcptr v0.1.0 (/opt/rustwide/workdir/2019/intcptr)
[INFO] [stderr]     Checking aoc2019day09b v0.1.0 (/opt/rustwide/workdir/2019/day09b)
[INFO] [stderr]     Checking aoc2019day07a v0.1.0 (/opt/rustwide/workdir/2019/day07a)
[INFO] [stderr]     Checking aoc2019day03a v0.1.0 (/opt/rustwide/workdir/2019/day03a)
[INFO] [stderr]     Checking aoc2015day02a v0.1.0 (/opt/rustwide/workdir/2015/day02a)
[INFO] [stderr]     Checking aoc2019day07b v0.1.0 (/opt/rustwide/workdir/2019/day07b)
[INFO] [stderr]     Checking aoc2019day08a v0.1.0 (/opt/rustwide/workdir/2019/day08a)
[INFO] [stderr]     Checking aoc2015day02b v0.1.0 (/opt/rustwide/workdir/2015/day02b)
[INFO] [stderr]     Checking aoc2019day16a v0.1.0 (/opt/rustwide/workdir/2019/day16a)
[INFO] [stderr]     Checking aoc2019day08b v0.1.0 (/opt/rustwide/workdir/2019/day08b)
[INFO] [stderr]     Checking aoc2019day09a v0.1.0 (/opt/rustwide/workdir/2019/day09a)
[INFO] [stderr]     Checking aoc2019day03b v0.1.0 (/opt/rustwide/workdir/2019/day03b)
[INFO] [stderr]     Checking aoc2019day06b v0.1.0 (/opt/rustwide/workdir/2019/day06b)
[INFO] [stderr]     Checking aoc2019day05a v0.1.0 (/opt/rustwide/workdir/2019/day05a)
[INFO] [stderr]     Checking aoc2019day05b v0.1.0 (/opt/rustwide/workdir/2019/day05b)
[INFO] [stderr]     Checking aoc2019day16b v0.1.0 (/opt/rustwide/workdir/2019/day16b)
[INFO] [stderr]     Checking aoc2019day06a v0.1.0 (/opt/rustwide/workdir/2019/day06a)
[INFO] [stderr]     Checking aoc2019day01a v0.1.0 (/opt/rustwide/workdir/2019/day01a)
[INFO] [stderr]     Checking aoc2019day01b v0.1.0 (/opt/rustwide/workdir/2019/day01b)
[INFO] [stderr]     Checking aoc2019day13a v0.1.0 (/opt/rustwide/workdir/2019/day13a)
[INFO] [stderr]     Checking aoc2019day15b v0.1.0 (/opt/rustwide/workdir/2019/day15b)
[INFO] [stderr]     Checking aoc2019day11b v0.1.0 (/opt/rustwide/workdir/2019/day11b)
[INFO] [stderr]     Checking aoc2019day11a v0.1.0 (/opt/rustwide/workdir/2019/day11a)
[INFO] [stderr]     Checking aoc2019day15a v0.1.0 (/opt/rustwide/workdir/2019/day15a)
[INFO] [stderr]     Checking aoc2019day13b v0.1.0 (/opt/rustwide/workdir/2019/day13b)
[INFO] [stderr]     Checking aoc2019day17a v0.1.0 (/opt/rustwide/workdir/2019/day17a)
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking aoc2019day14a v0.1.0 (/opt/rustwide/workdir/2019/day14a)
[INFO] [stderr]     Checking aoc2019day12a v0.1.0 (/opt/rustwide/workdir/2019/day12a)
[INFO] [stderr]     Checking aoc2019day14b v0.1.0 (/opt/rustwide/workdir/2019/day14b)
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking aoc2019day10b v0.1.0 (/opt/rustwide/workdir/2019/day10b)
[INFO] [stderr]     Checking aoc2019day10a v0.1.0 (/opt/rustwide/workdir/2019/day10a)
[INFO] [stderr]     Checking aoc2019day12b v0.1.0 (/opt/rustwide/workdir/2019/day12b)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.84s
[INFO] running `Command { std: "docker" "inspect" "68a3193d2242501b47dc80b3459a6c5529a3231e6685f6266639357ca85de5e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68a3193d2242501b47dc80b3459a6c5529a3231e6685f6266639357ca85de5e1", kill_on_drop: false }`
[INFO] [stdout] 68a3193d2242501b47dc80b3459a6c5529a3231e6685f6266639357ca85de5e1