[INFO] cloning repository https://github.com/crockeo/advent-of-code-2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crockeo/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrockeo%2Fadvent-of-code-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrockeo%2Fadvent-of-code-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 124e46e905dc4a5949f8effada733f1eadcd4b09 [INFO] checking crockeo/advent-of-code-2020 against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrockeo%2Fadvent-of-code-2020" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/crockeo/advent-of-code-2020 on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/crockeo/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/crockeo/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/crockeo/advent-of-code-2020 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/crockeo/advent-of-code-2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "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] b2779704c0ff307e135213789c35cdd3c011e92a7c421151f75476af276cd679 [INFO] running `Command { std: "docker" "start" "-a" "b2779704c0ff307e135213789c35cdd3c011e92a7c421151f75476af276cd679", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2779704c0ff307e135213789c35cdd3c011e92a7c421151f75476af276cd679", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2779704c0ff307e135213789c35cdd3c011e92a7c421151f75476af276cd679", kill_on_drop: false }` [INFO] [stdout] b2779704c0ff307e135213789c35cdd3c011e92a7c421151f75476af276cd679 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "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] bf82f84474cf59e720234b480c193f835f1c9cacccc3d4707c9808d8a70cc577 [INFO] running `Command { std: "docker" "start" "-a" "bf82f84474cf59e720234b480c193f835f1c9cacccc3d4707c9808d8a70cc577", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking advent-of-code-2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `lazy_static::lazy_static` [INFO] [stdout] --> src/problem_07.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use lazy_static::lazy_static; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/problem_07.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FromIterator` [INFO] [stdout] --> src/problem_01.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lazy_static::lazy_static` [INFO] [stdout] --> src/problem_07.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use lazy_static::lazy_static; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/problem_07.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/problem_07.rs:75:57 [INFO] [stdout] | [INFO] [stdout] 75 | fn load_expansion_rules<'a, I: Iterator>(i: I) -> Option> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/problem_07.rs:79:28 [INFO] [stdout] | [INFO] [stdout] 79 | fn load_expansion_rule<'a>(s: &'a str) -> Option<(&'a str, HashMap<&'a str, i64>)> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expansion_rules` [INFO] [stdout] --> src/problem_07.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let expansion_rules = load_expansion_rules( [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expansion_rules` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/problem_07.rs:75:57 [INFO] [stdout] | [INFO] [stdout] 75 | fn load_expansion_rules<'a, I: Iterator>(i: I) -> Option> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/problem_07.rs:79:28 [INFO] [stdout] | [INFO] [stdout] 79 | fn load_expansion_rule<'a>(s: &'a str) -> Option<(&'a str, HashMap<&'a str, i64>)> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expansion_rules` [INFO] [stdout] --> src/problem_07.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let expansion_rules = load_expansion_rules( [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expansion_rules` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `can_contain_target` [INFO] [stdout] --> src/problem_07.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn can_contain_target<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `load_expansion_rule` [INFO] [stdout] --> src/problem_07.rs:79:4 [INFO] [stdout] | [INFO] [stdout] 79 | fn load_expansion_rule<'a>(s: &'a str) -> Option<(&'a str, HashMap<&'a str, i64>)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `can_contain_target` [INFO] [stdout] --> src/problem_07.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn can_contain_target<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.83s [INFO] running `Command { std: "docker" "inspect" "bf82f84474cf59e720234b480c193f835f1c9cacccc3d4707c9808d8a70cc577", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf82f84474cf59e720234b480c193f835f1c9cacccc3d4707c9808d8a70cc577", kill_on_drop: false }` [INFO] [stdout] bf82f84474cf59e720234b480c193f835f1c9cacccc3d4707c9808d8a70cc577