[INFO] cloning repository https://github.com/philmein23/aoc_2019_day_four
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/philmein23/aoc_2019_day_four" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilmein23%2Faoc_2019_day_four", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilmein23%2Faoc_2019_day_four'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5793ee267db24f726aede72dddd89df48633fa8
[INFO] checking philmein23/aoc_2019_day_four against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilmein23%2Faoc_2019_day_four" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/philmein23/aoc_2019_day_four on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/philmein23/aoc_2019_day_four
[INFO] finished tweaking git repo https://github.com/philmein23/aoc_2019_day_four
[INFO] tweaked toml for git repo https://github.com/philmein23/aoc_2019_day_four written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/philmein23/aoc_2019_day_four already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] d3f39fcd7d2ab8f9d08bb960c32cea2a49c6a9e9cb2e385582676cbe6986bfd5
[INFO] running `Command { std: "docker" "start" "-a" "d3f39fcd7d2ab8f9d08bb960c32cea2a49c6a9e9cb2e385582676cbe6986bfd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3f39fcd7d2ab8f9d08bb960c32cea2a49c6a9e9cb2e385582676cbe6986bfd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f39fcd7d2ab8f9d08bb960c32cea2a49c6a9e9cb2e385582676cbe6986bfd5", kill_on_drop: false }`
[INFO] [stdout] d3f39fcd7d2ab8f9d08bb960c32cea2a49c6a9e9cb2e385582676cbe6986bfd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18d8e03d94370f83ac210ef11cbb87bbd8d0f4cfc236ffe614df2578c9d7a7af
[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" "18d8e03d94370f83ac210ef11cbb87bbd8d0f4cfc236ffe614df2578c9d7a7af", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc_4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `has_same_digits`
[INFO] [stdout]   --> src/main.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn has_same_digits(digits: &Vec<u32>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_same_digits`
[INFO] [stdout]   --> src/main.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn has_same_digits(digits: &Vec<u32>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "18d8e03d94370f83ac210ef11cbb87bbd8d0f4cfc236ffe614df2578c9d7a7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d8e03d94370f83ac210ef11cbb87bbd8d0f4cfc236ffe614df2578c9d7a7af", kill_on_drop: false }`
[INFO] [stdout] 18d8e03d94370f83ac210ef11cbb87bbd8d0f4cfc236ffe614df2578c9d7a7af