[INFO] updating cached repository https://github.com/OssFate/AdventOfCode18
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 27660b3ebeaafde19bfcd2496c4cef3ee86577c7
[INFO] testing OssFate/AdventOfCode18 against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FOssFate%2FAdventOfCode18" "work/builds/worker-8/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OssFate/AdventOfCode18 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/OssFate/AdventOfCode18
[INFO] finished tweaking git repo https://github.com/OssFate/AdventOfCode18
[INFO] tweaked toml for git repo https://github.com/OssFate/AdventOfCode18 written to work/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/OssFate/AdventOfCode18 already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] e32b0b127e19adbf39f9b4b467b80baa023e0be7e849f234bc5c94e0629d0314
[INFO] running `"docker" "start" "-a" "e32b0b127e19adbf39f9b4b467b80baa023e0be7e849f234bc5c94e0629d0314"`
[INFO] [stderr]    Compiling oss_advent_code_18 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:58
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn read_file(path: String) -> Result<Option<String>, Box<Error + 'static>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/day/mod.rs:21:22
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn first_problem(file: &String) {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/day/mod.rs:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn second_problem(file: &String) {
[INFO] [stderr]    |                       ^^^^ help: consider prefixing with an underscore: `_file`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "e32b0b127e19adbf39f9b4b467b80baa023e0be7e849f234bc5c94e0629d0314"`
[INFO] running `"docker" "rm" "-f" "e32b0b127e19adbf39f9b4b467b80baa023e0be7e849f234bc5c94e0629d0314"`
[INFO] [stdout] e32b0b127e19adbf39f9b4b467b80baa023e0be7e849f234bc5c94e0629d0314
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] eae530aa01d98ad229d2be328d821aa9f76626a9faf8a384c62f39acbb89ebaa
[INFO] running `"docker" "start" "-a" "eae530aa01d98ad229d2be328d821aa9f76626a9faf8a384c62f39acbb89ebaa"`
[INFO] [stderr]    Compiling oss_advent_code_18 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:58
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn read_file(path: String) -> Result<Option<String>, Box<Error + 'static>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/day/mod.rs:21:22
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn first_problem(file: &String) {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/day/mod.rs:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn second_problem(file: &String) {
[INFO] [stderr]    |                       ^^^^ help: consider prefixing with an underscore: `_file`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "eae530aa01d98ad229d2be328d821aa9f76626a9faf8a384c62f39acbb89ebaa"`
[INFO] running `"docker" "rm" "-f" "eae530aa01d98ad229d2be328d821aa9f76626a9faf8a384c62f39acbb89ebaa"`
[INFO] [stdout] eae530aa01d98ad229d2be328d821aa9f76626a9faf8a384c62f39acbb89ebaa
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 2c569f5d0374e1f113fad869dacf7162a6d74ae2179734caa166b7133ed79577
[INFO] running `"docker" "start" "-a" "2c569f5d0374e1f113fad869dacf7162a6d74ae2179734caa166b7133ed79577"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/oss_advent_code_18-8a6041144d583724
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/oss_advent_code_18-7914f68b557edce3
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests oss_advent_code_18
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2c569f5d0374e1f113fad869dacf7162a6d74ae2179734caa166b7133ed79577"`
[INFO] running `"docker" "rm" "-f" "2c569f5d0374e1f113fad869dacf7162a6d74ae2179734caa166b7133ed79577"`
[INFO] [stdout] 2c569f5d0374e1f113fad869dacf7162a6d74ae2179734caa166b7133ed79577