[INFO] cloning repository https://github.com/kitchen/aoc2019-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kitchen/aoc2019-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitchen%2Faoc2019-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitchen%2Faoc2019-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c414f9b1a2c1b5ee99952365d6c36b7bf31586f
[INFO] testing kitchen/aoc2019-rust against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitchen%2Faoc2019-rust" "/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/kitchen/aoc2019-rust on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kitchen/aoc2019-rust
[INFO] finished tweaking git repo https://github.com/kitchen/aoc2019-rust
[INFO] tweaked toml for git repo https://github.com/kitchen/aoc2019-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/kitchen/aoc2019-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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" "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" "+1.45.2" "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] 8cb9fa401bbe657718d2cc811325cb6f1ee727081855fed1592117c3573b9f46
[INFO] running `Command { std: "docker" "start" "-a" "8cb9fa401bbe657718d2cc811325cb6f1ee727081855fed1592117c3573b9f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cb9fa401bbe657718d2cc811325cb6f1ee727081855fed1592117c3573b9f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb9fa401bbe657718d2cc811325cb6f1ee727081855fed1592117c3573b9f46", kill_on_drop: false }`
[INFO] [stdout] 8cb9fa401bbe657718d2cc811325cb6f1ee727081855fed1592117c3573b9f46
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 640a8720c2412a62481cb7900a7e8ec20f4f8a6acdb2538d26ecd7cc1d14a5f2
[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" "640a8720c2412a62481cb7900a7e8ec20f4f8a6acdb2538d26ecd7cc1d14a5f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2019-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `day1`
[INFO] [stdout]   --> src/day1/day1.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / fn fuel_for_mass(mass: u32) -> u32 {
[INFO] [stdout] 2  | |     if mass / 3 < 2 {
[INFO] [stdout] 3  | |         return 0;
[INFO] [stdout] 4  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     }
[INFO] [stdout] 67 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `src/day1/day1.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2019-rust`.
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "640a8720c2412a62481cb7900a7e8ec20f4f8a6acdb2538d26ecd7cc1d14a5f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640a8720c2412a62481cb7900a7e8ec20f4f8a6acdb2538d26ecd7cc1d14a5f2", kill_on_drop: false }`
[INFO] [stdout] 640a8720c2412a62481cb7900a7e8ec20f4f8a6acdb2538d26ecd7cc1d14a5f2