[INFO] cloning repository https://github.com/jakubtuchol/adventofcode2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakubtuchol/adventofcode2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakubtuchol%2Fadventofcode2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakubtuchol%2Fadventofcode2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5b238b3b6a2eec7ce8c6939a6a0062e85430ae24 [INFO] checking jakubtuchol/adventofcode2018 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakubtuchol%2Fadventofcode2018" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jakubtuchol/adventofcode2018 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jakubtuchol/adventofcode2018 [INFO] finished tweaking git repo https://github.com/jakubtuchol/adventofcode2018 [INFO] tweaked toml for git repo https://github.com/jakubtuchol/adventofcode2018 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/jakubtuchol/adventofcode2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 022f5ef2fb5073b5007c82c60b7176aa628e263e1759eb0e75e3d4065255ae96 [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" "022f5ef2fb5073b5007c82c60b7176aa628e263e1759eb0e75e3d4065255ae96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "022f5ef2fb5073b5007c82c60b7176aa628e263e1759eb0e75e3d4065255ae96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "022f5ef2fb5073b5007c82c60b7176aa628e263e1759eb0e75e3d4065255ae96", kill_on_drop: false }` [INFO] [stdout] 022f5ef2fb5073b5007c82c60b7176aa628e263e1759eb0e75e3d4065255ae96 [INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c555151a7888daed7b72b4ae3b716305f1a0ebe1eac7fe4f877bdbbad563de84 [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" "c555151a7888daed7b72b4ae3b716305f1a0ebe1eac7fe4f877bdbbad563de84", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking adventofcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `last_event` [INFO] [stdout] --> src/day_four.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut last_event: Option = None; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_event` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_event` [INFO] [stdout] --> src/day_four.rs:94:13 [INFO] [stdout] | [INFO] [stdout] 94 | let new_event = parse_event(&line); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_event` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_four.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut last_event: Option = None; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Begin` [INFO] [stdout] --> src/day_four.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Begin, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Sleep` [INFO] [stdout] --> src/day_four.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Sleep, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Wake` [INFO] [stdout] --> src/day_four.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Wake, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Event` [INFO] [stdout] --> src/day_four.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct Event { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_date` [INFO] [stdout] --> src/day_four.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | fn get_date(&self) -> String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_event` [INFO] [stdout] --> src/day_four.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn parse_event(line: &str) -> (Event, Option) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_minute_difference` [INFO] [stdout] --> src/day_four.rs:70:4 [INFO] [stdout] | [INFO] [stdout] 70 | fn get_minute_difference(one: &Event, two: &Event) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_vector_sum` [INFO] [stdout] --> src/day_four.rs:83:4 [INFO] [stdout] | [INFO] [stdout] 83 | fn get_vector_sum(one: Vec, two: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `calculate_most_minutes_asleep` [INFO] [stdout] --> src/day_four.rs:90:4 [INFO] [stdout] | [INFO] [stdout] 90 | fn calculate_most_minutes_asleep(lines: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_event` [INFO] [stdout] --> src/day_four.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut last_event: Option = None; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_event` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_event` [INFO] [stdout] --> src/day_four.rs:94:13 [INFO] [stdout] | [INFO] [stdout] 94 | let new_event = parse_event(&line); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_event` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_four.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut last_event: Option = None; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_date` [INFO] [stdout] --> src/day_four.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | fn get_date(&self) -> String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_minute_difference` [INFO] [stdout] --> src/day_four.rs:70:4 [INFO] [stdout] | [INFO] [stdout] 70 | fn get_minute_difference(one: &Event, two: &Event) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `calculate_most_minutes_asleep` [INFO] [stdout] --> src/day_four.rs:90:4 [INFO] [stdout] | [INFO] [stdout] 90 | fn calculate_most_minutes_asleep(lines: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.40s [INFO] running `Command { std: "docker" "inspect" "c555151a7888daed7b72b4ae3b716305f1a0ebe1eac7fe4f877bdbbad563de84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c555151a7888daed7b72b4ae3b716305f1a0ebe1eac7fe4f877bdbbad563de84", kill_on_drop: false }` [INFO] [stdout] c555151a7888daed7b72b4ae3b716305f1a0ebe1eac7fe4f877bdbbad563de84