[INFO] cloning repository https://github.com/TheNumerus/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/TheNumerus/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheNumerus%2Fadvent-of-code-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheNumerus%2Fadvent-of-code-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f5d25d533760bd5652b5d3463c5b5b72125d579
[INFO] checking TheNumerus/advent-of-code-2018 against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheNumerus%2Fadvent-of-code-2018" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheNumerus/advent-of-code-2018 on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheNumerus/advent-of-code-2018
[INFO] finished tweaking git repo https://github.com/TheNumerus/advent-of-code-2018
[INFO] tweaked toml for git repo https://github.com/TheNumerus/advent-of-code-2018 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/TheNumerus/advent-of-code-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "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] d26577373d9c6e44d08f800e28521d5e6e0ca734ebfed33d857f2a0a57e8b422
[INFO] running `Command { std: "docker" "start" "-a" "d26577373d9c6e44d08f800e28521d5e6e0ca734ebfed33d857f2a0a57e8b422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d26577373d9c6e44d08f800e28521d5e6e0ca734ebfed33d857f2a0a57e8b422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d26577373d9c6e44d08f800e28521d5e6e0ca734ebfed33d857f2a0a57e8b422", kill_on_drop: false }`
[INFO] [stdout] d26577373d9c6e44d08f800e28521d5e6e0ca734ebfed33d857f2a0a57e8b422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "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] 85372711ea77bc400b054e2f26c1d42e035882e88b844bae70330957acaa539c
[INFO] running `Command { std: "docker" "start" "-a" "85372711ea77bc400b054e2f26c1d42e035882e88b844bae70330957acaa539c", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking funty v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking pico-args v0.3.4
[INFO] [stderr]    Compiling nom v6.0.0
[INFO] [stderr]     Checking bitvec v0.19.4
[INFO] [stderr]     Checking aoc_2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `to_x`
[INFO] [stdout]    --> src/days/day_15.rs:129:15
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn reachable((to_x, to_y): &(usize, usize), (from_x, from_y): (usize, usize), entities: &[Entity]) -> bool {
[INFO] [stdout]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_to_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to_y`
[INFO] [stdout]    --> src/days/day_15.rs:129:21
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn reachable((to_x, to_y): &(usize, usize), (from_x, from_y): (usize, usize), entities: &[Entity]) -> bool {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_to_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from_x`
[INFO] [stdout]    --> src/days/day_15.rs:129:46
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn reachable((to_x, to_y): &(usize, usize), (from_x, from_y): (usize, usize), entities: &[Entity]) -> bool {
[INFO] [stdout]     |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_from_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from_y`
[INFO] [stdout]    --> src/days/day_15.rs:129:54
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn reachable((to_x, to_y): &(usize, usize), (from_x, from_y): (usize, usize), entities: &[Entity]) -> bool {
[INFO] [stdout]     |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_from_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entities`
[INFO] [stdout]    --> src/days/day_15.rs:129:79
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn reachable((to_x, to_y): &(usize, usize), (from_x, from_y): (usize, usize), entities: &[Entity]) -> bool {
[INFO] [stdout]     |                                                                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entities`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to_x`
[INFO] [stdout]    --> src/days/day_15.rs:129:15
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn reachable((to_x, to_y): &(usize, usize), (from_x, from_y): (usize, usize), entities: &[Entity]) -> bool {
[INFO] [stdout]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_to_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to_y`
[INFO] [stdout]    --> src/days/day_15.rs:129:21
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn reachable((to_x, to_y): &(usize, usize), (from_x, from_y): (usize, usize), entities: &[Entity]) -> bool {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_to_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from_x`
[INFO] [stdout]    --> src/days/day_15.rs:129:46
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn reachable((to_x, to_y): &(usize, usize), (from_x, from_y): (usize, usize), entities: &[Entity]) -> bool {
[INFO] [stdout]     |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_from_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from_y`
[INFO] [stdout]    --> src/days/day_15.rs:129:54
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn reachable((to_x, to_y): &(usize, usize), (from_x, from_y): (usize, usize), entities: &[Entity]) -> bool {
[INFO] [stdout]     |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_from_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entities`
[INFO] [stdout]    --> src/days/day_15.rs:129:79
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn reachable((to_x, to_y): &(usize, usize), (from_x, from_y): (usize, usize), entities: &[Entity]) -> bool {
[INFO] [stdout]     |                                                                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entities`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.65s
[INFO] running `Command { std: "docker" "inspect" "85372711ea77bc400b054e2f26c1d42e035882e88b844bae70330957acaa539c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85372711ea77bc400b054e2f26c1d42e035882e88b844bae70330957acaa539c", kill_on_drop: false }`
[INFO] [stdout] 85372711ea77bc400b054e2f26c1d42e035882e88b844bae70330957acaa539c