Dec 12 03:50:45.473 INFO checking AugustinLF/advent-of-code-2018 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 03:50:45.474 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 03:50:45.920 INFO [stdout] c576e4a5f0bef3fc3f8dc2d3c312ad4d1fd309a38523ee5d2621bd09d43a7845
Dec 12 03:50:45.928 INFO running `"docker" "start" "-a" "c576e4a5f0bef3fc3f8dc2d3c312ad4d1fd309a38523ee5d2621bd09d43a7845"`
Dec 12 03:50:46.864 INFO [stderr] usermod: no changes
Dec 12 03:50:46.920 INFO [stderr]     Checking advent-of-code-2018 v0.1.0 (/source)
Dec 12 03:50:47.708 INFO [stderr] warning: function is never used: `generate_frequency`
Dec 12 03:50:47.709 INFO [stderr]  --> src/ex1.rs:5:1
Dec 12 03:50:47.709 INFO [stderr]   |
Dec 12 03:50:47.709 INFO [stderr] 5 | fn generate_frequency(initial_frequency: i32, mut input: Vec<i32>) -> i32 {
Dec 12 03:50:47.709 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.709 INFO [stderr]   |
Dec 12 03:50:47.710 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 03:50:47.710 INFO [stderr] 
Dec 12 03:50:47.710 INFO [stderr] warning: function is never used: `from_string_to_frequencies`
Dec 12 03:50:47.710 INFO [stderr]   --> src/ex1.rs:13:1
Dec 12 03:50:47.711 INFO [stderr]    |
Dec 12 03:50:47.711 INFO [stderr] 13 | fn from_string_to_frequencies(content: String) -> Vec<i32> {
Dec 12 03:50:47.711 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.711 INFO [stderr] 
Dec 12 03:50:47.711 INFO [stderr] warning: function is never used: `solve_exercise`
Dec 12 03:50:47.712 INFO [stderr]   --> src/ex1.rs:23:1
Dec 12 03:50:47.712 INFO [stderr]    |
Dec 12 03:50:47.712 INFO [stderr] 23 | pub fn solve_exercise(process: fn(i32, Vec<i32>) -> i32) -> i32 {
Dec 12 03:50:47.712 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.713 INFO [stderr] 
Dec 12 03:50:47.713 INFO [stderr] warning: function is never used: `find_repeated_frequency`
Dec 12 03:50:47.713 INFO [stderr]   --> src/ex1.rs:35:1
Dec 12 03:50:47.713 INFO [stderr]    |
Dec 12 03:50:47.714 INFO [stderr] 35 | fn find_repeated_frequency(base_frequency: i32, input: Vec<i32>) -> i32 {
Dec 12 03:50:47.714 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.714 INFO [stderr] 
Dec 12 03:50:47.714 INFO [stderr] warning: function is never used: `get_product_checksum`
Dec 12 03:50:47.715 INFO [stderr]  --> src/ex2.rs:4:1
Dec 12 03:50:47.715 INFO [stderr]   |
Dec 12 03:50:47.715 INFO [stderr] 4 | fn get_product_checksum(id: &str) -> (i32, i32) {
Dec 12 03:50:47.715 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.716 INFO [stderr] 
Dec 12 03:50:47.716 INFO [stderr] warning: function is never used: `calculate_checksum`
Dec 12 03:50:47.716 INFO [stderr]   --> src/ex2.rs:25:1
Dec 12 03:50:47.716 INFO [stderr]    |
Dec 12 03:50:47.716 INFO [stderr] 25 | fn calculate_checksum(ids: Vec<String>) -> i32 {
Dec 12 03:50:47.717 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.717 INFO [stderr] 
Dec 12 03:50:47.717 INFO [stderr] warning: function is never used: `are_ids_similar`
Dec 12 03:50:47.717 INFO [stderr]   --> src/ex2.rs:35:1
Dec 12 03:50:47.718 INFO [stderr]    |
Dec 12 03:50:47.718 INFO [stderr] 35 | fn are_ids_similar<'a>(first: &'a str, second: &'a str) -> Option<String> {
Dec 12 03:50:47.718 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.718 INFO [stderr] 
Dec 12 03:50:47.719 INFO [stderr] warning: function is never used: `get_ids`
Dec 12 03:50:47.719 INFO [stderr]   --> src/ex2.rs:57:1
Dec 12 03:50:47.719 INFO [stderr]    |
Dec 12 03:50:47.719 INFO [stderr] 57 | fn get_ids() -> Vec<String> {
Dec 12 03:50:47.720 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.720 INFO [stderr] 
Dec 12 03:50:47.720 INFO [stderr] warning: function is never used: `find_base_id`
Dec 12 03:50:47.720 INFO [stderr]   --> src/ex2.rs:67:1
Dec 12 03:50:47.720 INFO [stderr]    |
Dec 12 03:50:47.721 INFO [stderr] 67 | fn find_base_id(mut ids: Vec<String>) -> String {
Dec 12 03:50:47.721 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.721 INFO [stderr] 
Dec 12 03:50:47.721 INFO [stderr] warning: function is never used: `solve_exercise_1`
Dec 12 03:50:47.721 INFO [stderr]   --> src/ex2.rs:81:1
Dec 12 03:50:47.722 INFO [stderr]    |
Dec 12 03:50:47.722 INFO [stderr] 81 | pub fn solve_exercise_1() -> i32 {
Dec 12 03:50:47.722 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.722 INFO [stderr] 
Dec 12 03:50:47.722 INFO [stderr] warning: function is never used: `solve_exercise_2`
Dec 12 03:50:47.722 INFO [stderr]   --> src/ex2.rs:87:1
Dec 12 03:50:47.722 INFO [stderr]    |
Dec 12 03:50:47.722 INFO [stderr] 87 | pub fn solve_exercise_2() -> String {
Dec 12 03:50:47.722 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.722 INFO [stderr] 
Dec 12 03:50:47.722 INFO [stderr] warning: function is never used: `parse_claim`
Dec 12 03:50:47.722 INFO [stderr]   --> src/ex3.rs:16:1
Dec 12 03:50:47.722 INFO [stderr]    |
Dec 12 03:50:47.722 INFO [stderr] 16 | fn parse_claim<'a>(claim: &'a str) -> Claim<'a> {
Dec 12 03:50:47.722 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.722 INFO [stderr] 
Dec 12 03:50:47.722 INFO [stderr] warning: function is never used: `get_covered_fabric`
Dec 12 03:50:47.722 INFO [stderr]   --> src/ex3.rs:45:1
Dec 12 03:50:47.722 INFO [stderr]    |
Dec 12 03:50:47.722 INFO [stderr] 45 | fn get_covered_fabric(claim: Claim, mut fabric: HashMap<String, u16>) -> HashMap<String, u16> {
Dec 12 03:50:47.722 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.722 INFO [stderr] 
Dec 12 03:50:47.722 INFO [stderr] warning: function is never used: `get_covered_fabric_for_claims`
Dec 12 03:50:47.722 INFO [stderr]   --> src/ex3.rs:60:1
Dec 12 03:50:47.722 INFO [stderr]    |
Dec 12 03:50:47.722 INFO [stderr] 60 | / fn get_covered_fabric_for_claims(
Dec 12 03:50:47.722 INFO [stderr] 61 | |     mut claims: Vec<Claim>,
Dec 12 03:50:47.722 INFO [stderr] 62 | |     fabric: HashMap<String, u16>,
Dec 12 03:50:47.722 INFO [stderr] 63 | | ) -> HashMap<String, u16> {
Dec 12 03:50:47.722 INFO [stderr] ...  |
Dec 12 03:50:47.722 INFO [stderr] 67 | |     };
Dec 12 03:50:47.722 INFO [stderr] 68 | | }
Dec 12 03:50:47.722 INFO [stderr]    | |_^
Dec 12 03:50:47.722 INFO [stderr] 
Dec 12 03:50:47.723 INFO [stderr] warning: function is never used: `find_fabric_for_claims`
Dec 12 03:50:47.723 INFO [stderr]   --> src/ex3.rs:70:1
Dec 12 03:50:47.723 INFO [stderr]    |
Dec 12 03:50:47.723 INFO [stderr] 70 | fn find_fabric_for_claims(claims: Vec<Claim>) -> u32 {
Dec 12 03:50:47.723 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.723 INFO [stderr] 
Dec 12 03:50:47.723 INFO [stderr] warning: function is never used: `solve_exercise_1`
Dec 12 03:50:47.723 INFO [stderr]   --> src/ex3.rs:81:1
Dec 12 03:50:47.723 INFO [stderr]    |
Dec 12 03:50:47.723 INFO [stderr] 81 | pub fn solve_exercise_1() -> u32 {
Dec 12 03:50:47.723 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:50:47.723 INFO [stderr] 
Dec 12 03:50:48.110 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
Dec 12 03:50:48.110 INFO [stderr] su: No module specific data is present
Dec 12 03:50:48.908 INFO running `"docker" "inspect" "c576e4a5f0bef3fc3f8dc2d3c312ad4d1fd309a38523ee5d2621bd09d43a7845"`
Dec 12 03:50:49.214 INFO running `"docker" "rm" "-f" "c576e4a5f0bef3fc3f8dc2d3c312ad4d1fd309a38523ee5d2621bd09d43a7845"`
Dec 12 03:50:49.500 INFO [stdout] c576e4a5f0bef3fc3f8dc2d3c312ad4d1fd309a38523ee5d2621bd09d43a7845