[INFO] cloning repository https://github.com/DominicBurkart/advent_of_code_2018 [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominicBurkart%2Fadvent_of_code_2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 400f4304d29ba2c84863140e3692185384da9968 [INFO] checking DominicBurkart/advent_of_code_2018 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominicBurkart%2Fadvent_of_code_2018" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DominicBurkart/advent_of_code_2018 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-3-tc1/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 `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d63b83dd3a1a37115631d5d8a5619ccb4e4d92711614f0c0ff27a04b94b901f6 [INFO] running `Command { std: "docker" "start" "-a" "d63b83dd3a1a37115631d5d8a5619ccb4e4d92711614f0c0ff27a04b94b901f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d63b83dd3a1a37115631d5d8a5619ccb4e4d92711614f0c0ff27a04b94b901f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d63b83dd3a1a37115631d5d8a5619ccb4e4d92711614f0c0ff27a04b94b901f6", kill_on_drop: false }` [INFO] [stdout] d63b83dd3a1a37115631d5d8a5619ccb4e4d92711614f0c0ff27a04b94b901f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e346adeab190f41d2d9f9f400d0bc69e1abd0da3bf93b3b43a02a675d38fda9 [INFO] running `Command { std: "docker" "start" "-a" "1e346adeab190f41d2d9f9f400d0bc69e1abd0da3bf93b3b43a02a675d38fda9", kill_on_drop: false }` [INFO] [stderr] Checking cute v0.3.0 [INFO] [stderr] Checking advent_of_code_2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/main.rs:30:71 [INFO] [stdout] | [INFO] [stdout] 30 | inputs.iter().map(|file_string| {*file_string.clone().split("\n").collect()}).collect() [INFO] [stdout] | ^^^^^^^ cannot infer type of the type parameter `B` declared on the method `collect` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 30 | inputs.iter().map(|file_string| {*file_string.clone().split("\n").collect::>()}).collect() [INFO] [stdout] | ++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/main.rs:30:71 [INFO] [stdout] | [INFO] [stdout] 30 | inputs.iter().map(|file_string| {*file_string.clone().split("\n").collect()}).collect() [INFO] [stdout] | ^^^^^^^ cannot infer type of the type parameter `B` declared on the method `collect` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 30 | inputs.iter().map(|file_string| {*file_string.clone().split("\n").collect::>()}).collect() [INFO] [stdout] | ++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0716]: temporary value dropped while borrowed [INFO] [stdout] --> src/main.rs:34:23 [INFO] [stdout] | [INFO] [stdout] 34 | let input_lines = parse_inputs(inputs).get(0).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ - temporary value is freed at the end of this statement [INFO] [stdout] | | [INFO] [stdout] | creates a temporary value which is freed while still in use [INFO] [stdout] 35 | input_lines.iter().map( [INFO] [stdout] | ----------- borrow later used here [INFO] [stdout] | [INFO] [stdout] help: consider using a `let` binding to create a longer lived value [INFO] [stdout] | [INFO] [stdout] 34 ~ let binding = parse_inputs(inputs); [INFO] [stdout] 35 ~ let input_lines = binding.get(0).unwrap(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0716]: temporary value dropped while borrowed [INFO] [stdout] --> src/main.rs:34:23 [INFO] [stdout] | [INFO] [stdout] 34 | let input_lines = parse_inputs(inputs).get(0).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ - temporary value is freed at the end of this statement [INFO] [stdout] | | [INFO] [stdout] | creates a temporary value which is freed while still in use [INFO] [stdout] 35 | input_lines.iter().map( [INFO] [stdout] | ----------- borrow later used here [INFO] [stdout] | [INFO] [stdout] help: consider using a `let` binding to create a longer lived value [INFO] [stdout] | [INFO] [stdout] 34 ~ let binding = parse_inputs(inputs); [INFO] [stdout] 35 ~ let input_lines = binding.get(0).unwrap(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0716. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0716. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `advent_of_code_2018` (bin "advent_of_code_2018" test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `advent_of_code_2018` (bin "advent_of_code_2018") due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "1e346adeab190f41d2d9f9f400d0bc69e1abd0da3bf93b3b43a02a675d38fda9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e346adeab190f41d2d9f9f400d0bc69e1abd0da3bf93b3b43a02a675d38fda9", kill_on_drop: false }` [INFO] [stdout] 1e346adeab190f41d2d9f9f400d0bc69e1abd0da3bf93b3b43a02a675d38fda9