[INFO] cloning repository https://github.com/Spanfile/AoC-2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Spanfile/AoC-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpanfile%2FAoC-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpanfile%2FAoC-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dba77c471b7c810b7cfe79f4fe335f7206b114f4
[INFO] checking Spanfile/AoC-2018 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpanfile%2FAoC-2018" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Spanfile/AoC-2018 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Spanfile/AoC-2018
[INFO] finished tweaking git repo https://github.com/Spanfile/AoC-2018
[INFO] tweaked toml for git repo https://github.com/Spanfile/AoC-2018 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Spanfile/AoC-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 493fffbc658d20230070b033734c64051bbeeddf2dad08b9a23c9540d0d35998
[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" "493fffbc658d20230070b033734c64051bbeeddf2dad08b9a23c9540d0d35998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "493fffbc658d20230070b033734c64051bbeeddf2dad08b9a23c9540d0d35998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "493fffbc658d20230070b033734c64051bbeeddf2dad08b9a23c9540d0d35998", kill_on_drop: false }`
[INFO] [stdout] 493fffbc658d20230070b033734c64051bbeeddf2dad08b9a23c9540d0d35998
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 39f9bad7508f245a8abbd82f7e973f0c3415552ba011f580b4ffddfc518c45b3
[INFO] running `Command { std: "docker" "start" "-a" "39f9bad7508f245a8abbd82f7e973f0c3415552ba011f580b4ffddfc518c45b3", kill_on_drop: false }`
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[INFO] [stderr]     Checking aoc-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/puzzles/runner.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run_solutions(solve_1: &Fn() -> (), solve_2: &Fn() -> ()) {
[INFO] [stdout]   |                                ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/puzzles/runner.rs:3:54
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run_solutions(solve_1: &Fn() -> (), solve_2: &Fn() -> ()) {
[INFO] [stdout]   |                                                      ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/puzzles/runner.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn timeit(func: &Fn() -> ()) {
[INFO] [stdout]    |                  ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/puzzles/runner.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run_solutions(solve_1: &Fn() -> (), solve_2: &Fn() -> ()) {
[INFO] [stdout]   |                                ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/puzzles/runner.rs:3:54
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run_solutions(solve_1: &Fn() -> (), solve_2: &Fn() -> ()) {
[INFO] [stdout]   |                                                      ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/puzzles/runner.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn timeit(func: &Fn() -> ()) {
[INFO] [stdout]    |                  ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/puzzles/day15.rs:438:12
[INFO] [stdout]     |
[INFO] [stdout] 438 | fn solve_2(input: Input) {}
[INFO] [stdout]     |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/puzzles/day15.rs:304:24
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn pathfind(&self, from: usize, to: usize) -> Option<(i32, usize)> {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/puzzles/day15.rs:304:37
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn pathfind(&self, from: usize, to: usize) -> Option<(i32, usize)> {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/puzzles/day15.rs:438:12
[INFO] [stdout]     |
[INFO] [stdout] 438 | fn solve_2(input: Input) {}
[INFO] [stdout]     |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]    --> src/puzzles/day15.rs:304:24
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn pathfind(&self, from: usize, to: usize) -> Option<(i32, usize)> {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/puzzles/day15.rs:304:37
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn pathfind(&self, from: usize, to: usize) -> Option<(i32, usize)> {
[INFO] [stdout]     |                                     ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_free_adjacent`
[INFO] [stdout]    --> src/puzzles/day15.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn get_free_adjacent(&self, cave: &Cave) -> Vec<usize> {
[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: `index_to_coords`
[INFO] [stdout]    --> src/puzzles/day15.rs:297:8
[INFO] [stdout]     |
[INFO] [stdout] 297 |     fn index_to_coords(&self, index: usize) -> (i32, i32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_as_u128)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `vec_remove_item`
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(vec_remove_item)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc-2018`
[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] [stdout] warning: associated function is never used: `get_free_adjacent`
[INFO] [stdout]    --> src/puzzles/day15.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn get_free_adjacent(&self, cave: &Cave) -> Vec<usize> {
[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: `index_to_coords`
[INFO] [stdout]    --> src/puzzles/day15.rs:297:8
[INFO] [stdout]     |
[INFO] [stdout] 297 |     fn index_to_coords(&self, index: usize) -> (i32, i32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_as_u128)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `vec_remove_item`
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(vec_remove_item)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "39f9bad7508f245a8abbd82f7e973f0c3415552ba011f580b4ffddfc518c45b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f9bad7508f245a8abbd82f7e973f0c3415552ba011f580b4ffddfc518c45b3", kill_on_drop: false }`
[INFO] [stdout] 39f9bad7508f245a8abbd82f7e973f0c3415552ba011f580b4ffddfc518c45b3