[INFO] cloning repository https://github.com/MrHeer/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/MrHeer/advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMrHeer%2Fadvent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMrHeer%2Fadvent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95b08a7d21b4625f57eabdb4129a2070f8245ec6
[INFO] checking MrHeer/advent-of-code against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMrHeer%2Fadvent-of-code" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MrHeer/advent-of-code on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/MrHeer/advent-of-code
[INFO] finished tweaking git repo https://github.com/MrHeer/advent-of-code
[INFO] tweaked toml for git repo https://github.com/MrHeer/advent-of-code written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MrHeer/advent-of-code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/MrHeer/matrix`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-rational v0.4.2
[INFO] [stderr]   Downloaded pico-args v0.5.0
[INFO] [stderr]   Downloaded either v1.12.0
[INFO] [stderr]   Downloaded num-iter v0.1.45
[INFO] [stderr]   Downloaded num v0.4.3
[INFO] [stderr]   Downloaded num-complex v0.4.6
[INFO] [stderr]   Downloaded num-bigint v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b152c80613ded5f02ba5fa84e4d08058cd041bf18063ff49782f6ebebd09d286
[INFO] running `Command { std: "docker" "start" "-a" "b152c80613ded5f02ba5fa84e4d08058cd041bf18063ff49782f6ebebd09d286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b152c80613ded5f02ba5fa84e4d08058cd041bf18063ff49782f6ebebd09d286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b152c80613ded5f02ba5fa84e4d08058cd041bf18063ff49782f6ebebd09d286", kill_on_drop: false }`
[INFO] [stdout] b152c80613ded5f02ba5fa84e4d08058cd041bf18063ff49782f6ebebd09d286
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d82b3f691884281088ae5415d94d5267f3e6d0dd6da61a81a10660473e28741
[INFO] running `Command { std: "docker" "start" "-a" "5d82b3f691884281088ae5415d94d5267f3e6d0dd6da61a81a10660473e28741", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]     Checking matrix v0.1.0 (https://github.com/MrHeer/matrix#a61ee21d)
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-bigint v0.4.5
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking advent_of_code v0.9.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `Command { std: "docker" "inspect" "5d82b3f691884281088ae5415d94d5267f3e6d0dd6da61a81a10660473e28741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d82b3f691884281088ae5415d94d5267f3e6d0dd6da61a81a10660473e28741", kill_on_drop: false }`
[INFO] [stdout] 5d82b3f691884281088ae5415d94d5267f3e6d0dd6da61a81a10660473e28741