[INFO] cloning repository https://github.com/tom-sherman/aoc-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tom-sherman/aoc-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-sherman%2Faoc-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-sherman%2Faoc-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66724ccd7d955dbeda5713f9ca201f5aba36bfad
[INFO] checking tom-sherman/aoc-2020 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftom-sherman%2Faoc-2020" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tom-sherman/aoc-2020 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tom-sherman/aoc-2020
[INFO] finished tweaking git repo https://github.com/tom-sherman/aoc-2020
[INFO] tweaked toml for git repo https://github.com/tom-sherman/aoc-2020 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tom-sherman/aoc-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", 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] f51471f228eaaf34cf86845c963e351d0195944be173a07d710c325986795ef0
[INFO] running `Command { std: "docker" "start" "-a" "f51471f228eaaf34cf86845c963e351d0195944be173a07d710c325986795ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f51471f228eaaf34cf86845c963e351d0195944be173a07d710c325986795ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f51471f228eaaf34cf86845c963e351d0195944be173a07d710c325986795ef0", kill_on_drop: false }`
[INFO] [stdout] f51471f228eaaf34cf86845c963e351d0195944be173a07d710c325986795ef0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a6800e1386177550574d9c3aefee30315a67348c5d2c0bbdf10d255f52d8bdd
[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" "5a6800e1386177550574d9c3aefee30315a67348c5d2c0bbdf10d255f52d8bdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking day03-01 v0.1.0 (/opt/rustwide/workdir/day03-01)
[INFO] [stderr]     Checking day02-02 v0.1.0 (/opt/rustwide/workdir/day02-02)
[INFO] [stderr]     Checking day01-02 v0.1.0 (/opt/rustwide/workdir/day01-02)
[INFO] [stderr]     Checking day01-01 v0.1.0 (/opt/rustwide/workdir/day01-01)
[INFO] [stderr]     Checking day02-01 v0.1.0 (/opt/rustwide/workdir/day02-01)
[INFO] [stderr]     Checking day03-02 v0.1.0 (/opt/rustwide/workdir/day03-02)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.39s
[INFO] running `Command { std: "docker" "inspect" "5a6800e1386177550574d9c3aefee30315a67348c5d2c0bbdf10d255f52d8bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a6800e1386177550574d9c3aefee30315a67348c5d2c0bbdf10d255f52d8bdd", kill_on_drop: false }`
[INFO] [stdout] 5a6800e1386177550574d9c3aefee30315a67348c5d2c0bbdf10d255f52d8bdd