[INFO] cloning repository https://github.com/DominicBurkart/advent_of_code_2018
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DominicBurkart/advent_of_code_2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominicBurkart%2Fadvent_of_code_2018"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominicBurkart%2Fadvent_of_code_2018'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 400f4304d29ba2c84863140e3692185384da9968
[INFO] testing DominicBurkart/advent_of_code_2018 against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominicBurkart%2Fadvent_of_code_2018" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DominicBurkart/advent_of_code_2018 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/DominicBurkart/advent_of_code_2018
[INFO] finished tweaking git repo https://github.com/DominicBurkart/advent_of_code_2018
[INFO] tweaked toml for git repo https://github.com/DominicBurkart/advent_of_code_2018 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/DominicBurkart/advent_of_code_2018 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 11cb92816389de40361a97b5e3194ce5ad425c605ba42596ced3a364155ad409
[INFO] running `"docker" "start" "-a" "11cb92816389de40361a97b5e3194ce5ad425c605ba42596ced3a364155ad409"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cute v0.3.0
[INFO] [stderr]    Compiling advent_of_code_2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> src/main.rs:30:71
[INFO] [stderr]    |
[INFO] [stderr] 30 |     inputs.iter().map(|file_string| {*file_string.clone().split("\n").collect()}).collect()
[INFO] [stderr]    |                                                                       ^^^^^^^ cannot infer type for type parameter `B` declared on the associated function `collect`
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] help: consider specifying the type argument in the method call
[INFO] [stderr]    |
[INFO] [stderr] 30 |     inputs.iter().map(|file_string| {*file_string.clone().split("\n").collect::<B>()}).collect()
[INFO] [stderr]    |                                                                              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0282`.
[INFO] [stderr] error: could not compile `advent_of_code_2018`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "11cb92816389de40361a97b5e3194ce5ad425c605ba42596ced3a364155ad409"`
[INFO] running `"docker" "rm" "-f" "11cb92816389de40361a97b5e3194ce5ad425c605ba42596ced3a364155ad409"`
[INFO] [stdout] 11cb92816389de40361a97b5e3194ce5ad425c605ba42596ced3a364155ad409