[INFO] updating cached repository https://github.com/PumpMagic/aoc_2019_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b503a34839f5e161720c02a4a9a20249879d3b1
[INFO] checking PumpMagic/aoc_2019_rs against try#5fdfba63a96c5e8ae0ebf6b8b66853110277087d for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPumpMagic%2Faoc_2019_rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PumpMagic/aoc_2019_rs on toolchain 5fdfba63a96c5e8ae0ebf6b8b66853110277087d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PumpMagic/aoc_2019_rs
[INFO] finished tweaking git repo https://github.com/PumpMagic/aoc_2019_rs
[INFO] tweaked toml for git repo https://github.com/PumpMagic/aoc_2019_rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/PumpMagic/aoc_2019_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "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/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb94c7be9926fe1e8138eca71b22ffcfdfc640703ecf4839aad0f4bcb63dc714
[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" "cb94c7be9926fe1e8138eca71b22ffcfdfc640703ecf4839aad0f4bcb63dc714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb94c7be9926fe1e8138eca71b22ffcfdfc640703ecf4839aad0f4bcb63dc714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb94c7be9926fe1e8138eca71b22ffcfdfc640703ecf4839aad0f4bcb63dc714", kill_on_drop: false }`
[INFO] [stdout] cb94c7be9926fe1e8138eca71b22ffcfdfc640703ecf4839aad0f4bcb63dc714
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7592cfe91fa7b8a8408a315ba57eba9e731ea2478e73b048cb6955d234e6ee2
[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" "e7592cfe91fa7b8a8408a315ba57eba9e731ea2478e73b048cb6955d234e6ee2", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc_2019_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Planet`
[INFO] [stdout]  --> src/bin/6.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Planet<'a> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/6.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn new<'b, T>(label: T, orbited_planet: Option<&'b Planet<'b>>) -> Planet<'b>
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/bin/3.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Planet`
[INFO] [stdout]  --> src/bin/6.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Planet<'a> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/6.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn new<'b, T>(label: T, orbited_planet: Option<&'b Planet<'b>>) -> Planet<'b>
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e7592cfe91fa7b8a8408a315ba57eba9e731ea2478e73b048cb6955d234e6ee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7592cfe91fa7b8a8408a315ba57eba9e731ea2478e73b048cb6955d234e6ee2", kill_on_drop: false }`
[INFO] [stdout] e7592cfe91fa7b8a8408a315ba57eba9e731ea2478e73b048cb6955d234e6ee2