[INFO] cloning repository https://github.com/AugustinLF/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/AugustinLF/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAugustinLF%2Fadvent-of-code-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAugustinLF%2Fadvent-of-code-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e044149b10f60cca4656a7acf1acd2ccf9e88f1
[INFO] testing AugustinLF/advent-of-code-2018 against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAugustinLF%2Fadvent-of-code-2018" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AugustinLF/advent-of-code-2018 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AugustinLF/advent-of-code-2018
[INFO] finished tweaking git repo https://github.com/AugustinLF/advent-of-code-2018
[INFO] tweaked toml for git repo https://github.com/AugustinLF/advent-of-code-2018 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AugustinLF/advent-of-code-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.1.41
[INFO] [stderr]   Downloaded redox_syscall v0.1.50
[INFO] [stderr]   Downloaded libc v0.2.46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b55ce46d89f91c608985d7b365409aeb5fbf27f77643021f1d2a28a867036b0
[INFO] running `Command { std: "docker" "start" "-a" "2b55ce46d89f91c608985d7b365409aeb5fbf27f77643021f1d2a28a867036b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b55ce46d89f91c608985d7b365409aeb5fbf27f77643021f1d2a28a867036b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b55ce46d89f91c608985d7b365409aeb5fbf27f77643021f1d2a28a867036b0", kill_on_drop: false }`
[INFO] [stdout] 2b55ce46d89f91c608985d7b365409aeb5fbf27f77643021f1d2a28a867036b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4b97418438456024a0b16dae1dd7ab36bb8dc7e230869420f14f0c9c349b87f
[INFO] running `Command { std: "docker" "start" "-a" "b4b97418438456024a0b16dae1dd7ab36bb8dc7e230869420f14f0c9c349b87f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling time v0.1.41
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `generate_frequency` is never used
[INFO] [stdout]  --> src/ex1.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn generate_frequency(initial_frequency: i32, mut input: Vec<i32>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `from_string_to_frequencies` is never used
[INFO] [stdout]   --> src/ex1.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn from_string_to_frequencies(content: String) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_exercise` is never used
[INFO] [stdout]   --> src/ex1.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn solve_exercise(process: fn(i32, Vec<i32>) -> i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_repeated_frequency` is never used
[INFO] [stdout]   --> src/ex1.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn find_repeated_frequency(base_frequency: i32, input: Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_product_checksum` is never used
[INFO] [stdout]  --> src/ex2.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn get_product_checksum(id: &str) -> (i32, i32) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_checksum` is never used
[INFO] [stdout]   --> src/ex2.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn calculate_checksum(ids: Vec<String>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `are_ids_similar` is never used
[INFO] [stdout]   --> src/ex2.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn are_ids_similar<'a>(first: &'a str, second: &'a str) -> Option<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_ids` is never used
[INFO] [stdout]   --> src/ex2.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn get_ids() -> Vec<String> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_base_id` is never used
[INFO] [stdout]   --> src/ex2.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn find_base_id(mut ids: Vec<String>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_exercise_1` is never used
[INFO] [stdout]   --> src/ex2.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn solve_exercise_1() -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_exercise_2` is never used
[INFO] [stdout]   --> src/ex2.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn solve_exercise_2() -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_claim` is never used
[INFO] [stdout]   --> src/ex3.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn parse_claim<'a>(claim: &'a str) -> Claim<'a> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_covered_fabric` is never used
[INFO] [stdout]   --> src/ex3.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn set_covered_fabric(claim: &Claim, fabric: &mut HashMap<String, u16>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_covered_fabric_for_claims` is never used
[INFO] [stdout]   --> src/ex3.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn get_covered_fabric_for_claims(claims: &mut Vec<Claim>) -> HashMap<String, u16> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_fabric_for_claims` is never used
[INFO] [stdout]   --> src/ex3.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn find_fabric_for_claims(mut claims: Vec<Claim>) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_claim_overlapped` is never used
[INFO] [stdout]   --> src/ex3.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn is_claim_overlapped(claim: &Claim, fabric: &HashMap<String, u16>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_claim_with_no_overlap` is never used
[INFO] [stdout]   --> src/ex3.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn find_claim_with_no_overlap<'a>(mut claims: Vec<Claim<'a>>) -> &'a str {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_exercise_2` is never used
[INFO] [stdout]    --> src/ex3.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub fn solve_exercise_2() -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_exercise_1` is never used
[INFO] [stdout]    --> src/ex3.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn solve_exercise_1() -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NewGuard`, `WakesUp`, and `FallsAsleep` are never constructed
[INFO] [stdout]   --> src/ex4.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | enum RecordType {
[INFO] [stdout]    |      ---------- variants in this enum
[INFO] [stdout] 8  |     NewGuard(u16), // id
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 9  |     WakesUp,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     FallsAsleep,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RecordType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_record` is never used
[INFO] [stdout]   --> src/ex4.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn parse_record<'a>(input: &'a str) -> Record {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `GuardPresence` is never used
[INFO] [stdout]   --> src/ex4.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 | type GuardPresence = HashMap<NaiveDateTime, bool>;
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Presences` is never used
[INFO] [stdout]   --> src/ex4.rs:46:6
[INFO] [stdout]    |
[INFO] [stdout] 46 | type Presences = HashMap<u16, GuardPresence>;
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rec_get_guards_presence` is never used
[INFO] [stdout]   --> src/ex4.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn rec_get_guards_presence<'a>(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_presence_from_input` is never used
[INFO] [stdout]   --> src/ex4.rs:94:4
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn get_presence_from_input(input: &str) -> Presences {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_sleepiest_guard_minute` is never used
[INFO] [stdout]    --> src/ex4.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn get_sleepiest_guard_minute(guard_presence: &GuardPresence) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_sleepiest_guards_minute` is never used
[INFO] [stdout]    --> src/ex4.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn get_sleepiest_guards_minute(input: &str) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_most_likely_alseep_minute` is never used
[INFO] [stdout]    --> src/ex4.rs:151:4
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn get_most_likely_alseep_minute(input: &str) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exercise_4_1` is never used
[INFO] [stdout]    --> src/ex4.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub fn exercise_4_1() -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exercise_4_2` is never used
[INFO] [stdout]    --> src/ex4.rs:181:8
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub fn exercise_4_2() -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `react_polymer_from_string` is never used
[INFO] [stdout]  --> src/ex5.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn react_polymer_from_string(polymer: &str) -> LinkedList<char> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `polymer_react_once` is never used
[INFO] [stdout]   --> src/ex5.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn polymer_react_once(mut polymer: LinkedList<char>) -> LinkedList<char> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `polymer_react` is never used
[INFO] [stdout]   --> src/ex5.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn polymer_react(mut polymer: LinkedList<char>) -> LinkedList<char> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exercise_5_1` is never used
[INFO] [stdout]   --> src/ex5.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn exercise_5_1() -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_unit_and_react_polymer` is never used
[INFO] [stdout]   --> src/ex5.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn remove_unit_and_react_polymer(polymer: &str, unit_to_remove: char) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exercise_5_2` is never used
[INFO] [stdout]   --> src/ex5.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn exercise_5_2() -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `Command { std: "docker" "inspect" "b4b97418438456024a0b16dae1dd7ab36bb8dc7e230869420f14f0c9c349b87f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b97418438456024a0b16dae1dd7ab36bb8dc7e230869420f14f0c9c349b87f", kill_on_drop: false }`
[INFO] [stdout] b4b97418438456024a0b16dae1dd7ab36bb8dc7e230869420f14f0c9c349b87f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1d929a6938a62777ad023d12ba3376e15c99f4eaca89dbb690197dd9b57f359
[INFO] running `Command { std: "docker" "start" "-a" "c1d929a6938a62777ad023d12ba3376e15c99f4eaca89dbb690197dd9b57f359", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "c1d929a6938a62777ad023d12ba3376e15c99f4eaca89dbb690197dd9b57f359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d929a6938a62777ad023d12ba3376e15c99f4eaca89dbb690197dd9b57f359", kill_on_drop: false }`
[INFO] [stdout] c1d929a6938a62777ad023d12ba3376e15c99f4eaca89dbb690197dd9b57f359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5272bb72e2ffe604d681e310a84fffa662d3e69648c136980f67d0ce03d85723
[INFO] running `Command { std: "docker" "start" "-a" "5272bb72e2ffe604d681e310a84fffa662d3e69648c136980f67d0ce03d85723", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/advent_of_code_2018-fa304722f7f8eb45)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test ex1::tests::find_repeated_frequency_works ... ok
[INFO] [stdout] test ex1::tests::exercise_1 ... ok
[INFO] [stdout] test ex1::tests::generate_frequency_adds ... ok
[INFO] [stdout] test ex2::tests::checksum_of_list ... ok
[INFO] [stdout] test ex2::tests::get_ids_should_work ... ok
[INFO] [stdout] test ex2::tests::checksum_with_doubles_and_triplets ... ok
[INFO] [stdout] test ex2::tests::exercise_2_1 ... ok
[INFO] [stdout] test ex2::tests::similar_ids ... ok
[INFO] [stdout] test ex2::tests::several_doubles ... ok
[INFO] [stdout] test ex3::test::covered_fabric ... ok
[INFO] [stdout] test ex3::test::find_claim_with_no_overlap_test ... ok
[INFO] [stdout] test ex3::test::test_parse_claim ... ok
[INFO] [stdout] test ex4::test::test_get_sleepiest_minute ... ok
[INFO] [stdout] test ex4::test::test_guard_presence ... ok
[INFO] [stdout] test ex3::test::test_fabric_for_claims ... ok
[INFO] [stdout] test ex5::test::remove ... ok
[INFO] [stdout] test ex4::test::test_parse_record ... ok
[INFO] [stdout] test ex4::test::solve_exercise_4_2 ... ok
[INFO] [stdout] test ex4::test::solve_exercise_4_1 ... ok
[INFO] [stdout] test ex2::tests::exercise_2_2 ... ok
[INFO] [stdout] test ex5::test::test_react_polymer ... ok
[INFO] [stdout] test ex1::tests::exercise_2 ... ok
[INFO] [stdout] test ex3::test::solve_exercise_3_1 ... ok
[INFO] [stdout] test ex3::test::solve_exercise_3_2 ... ok
[INFO] [stdout] test ex5::test::solve_exercise_5_1 ... ok
[INFO] [stdout] test ex5::test::solve_exercise_5_2 has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "5272bb72e2ffe604d681e310a84fffa662d3e69648c136980f67d0ce03d85723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5272bb72e2ffe604d681e310a84fffa662d3e69648c136980f67d0ce03d85723", kill_on_drop: false }`
[INFO] [stdout] 5272bb72e2ffe604d681e310a84fffa662d3e69648c136980f67d0ce03d85723
[INFO] testing AugustinLF/advent-of-code-2018 against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAugustinLF%2Fadvent-of-code-2018" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AugustinLF/advent-of-code-2018 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AugustinLF/advent-of-code-2018
[INFO] finished tweaking git repo https://github.com/AugustinLF/advent-of-code-2018
[INFO] tweaked toml for git repo https://github.com/AugustinLF/advent-of-code-2018 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/AugustinLF/advent-of-code-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee8ca5694df2d9d3c69a7730848ff00063458e435dc646401f9643acf821ed51
[INFO] running `Command { std: "docker" "start" "-a" "ee8ca5694df2d9d3c69a7730848ff00063458e435dc646401f9643acf821ed51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee8ca5694df2d9d3c69a7730848ff00063458e435dc646401f9643acf821ed51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee8ca5694df2d9d3c69a7730848ff00063458e435dc646401f9643acf821ed51", kill_on_drop: false }`
[INFO] [stdout] ee8ca5694df2d9d3c69a7730848ff00063458e435dc646401f9643acf821ed51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b625a8dd31022b868620f9999361df71e5c3b620e74b828254baec47ad8f156
[INFO] running `Command { std: "docker" "start" "-a" "8b625a8dd31022b868620f9999361df71e5c3b620e74b828254baec47ad8f156", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling time v0.1.41
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `generate_frequency` is never used
[INFO] [stdout]  --> src/ex1.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn generate_frequency(initial_frequency: i32, mut input: Vec<i32>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `from_string_to_frequencies` is never used
[INFO] [stdout]   --> src/ex1.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn from_string_to_frequencies(content: String) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_exercise` is never used
[INFO] [stdout]   --> src/ex1.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn solve_exercise(process: fn(i32, Vec<i32>) -> i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_repeated_frequency` is never used
[INFO] [stdout]   --> src/ex1.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn find_repeated_frequency(base_frequency: i32, input: Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_product_checksum` is never used
[INFO] [stdout]  --> src/ex2.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn get_product_checksum(id: &str) -> (i32, i32) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_checksum` is never used
[INFO] [stdout]   --> src/ex2.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn calculate_checksum(ids: Vec<String>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `are_ids_similar` is never used
[INFO] [stdout]   --> src/ex2.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn are_ids_similar<'a>(first: &'a str, second: &'a str) -> Option<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_ids` is never used
[INFO] [stdout]   --> src/ex2.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn get_ids() -> Vec<String> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_base_id` is never used
[INFO] [stdout]   --> src/ex2.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn find_base_id(mut ids: Vec<String>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_exercise_1` is never used
[INFO] [stdout]   --> src/ex2.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn solve_exercise_1() -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_exercise_2` is never used
[INFO] [stdout]   --> src/ex2.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn solve_exercise_2() -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_claim` is never used
[INFO] [stdout]   --> src/ex3.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn parse_claim<'a>(claim: &'a str) -> Claim<'a> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_covered_fabric` is never used
[INFO] [stdout]   --> src/ex3.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn set_covered_fabric(claim: &Claim, fabric: &mut HashMap<String, u16>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_covered_fabric_for_claims` is never used
[INFO] [stdout]   --> src/ex3.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn get_covered_fabric_for_claims(claims: &mut Vec<Claim>) -> HashMap<String, u16> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_fabric_for_claims` is never used
[INFO] [stdout]   --> src/ex3.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn find_fabric_for_claims(mut claims: Vec<Claim>) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_claim_overlapped` is never used
[INFO] [stdout]   --> src/ex3.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn is_claim_overlapped(claim: &Claim, fabric: &HashMap<String, u16>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_claim_with_no_overlap` is never used
[INFO] [stdout]   --> src/ex3.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn find_claim_with_no_overlap<'a>(mut claims: Vec<Claim<'a>>) -> &'a str {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_exercise_2` is never used
[INFO] [stdout]    --> src/ex3.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub fn solve_exercise_2() -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_exercise_1` is never used
[INFO] [stdout]    --> src/ex3.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn solve_exercise_1() -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NewGuard`, `WakesUp`, and `FallsAsleep` are never constructed
[INFO] [stdout]   --> src/ex4.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | enum RecordType {
[INFO] [stdout]    |      ---------- variants in this enum
[INFO] [stdout] 8  |     NewGuard(u16), // id
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 9  |     WakesUp,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     FallsAsleep,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RecordType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_record` is never used
[INFO] [stdout]   --> src/ex4.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn parse_record<'a>(input: &'a str) -> Record {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `GuardPresence` is never used
[INFO] [stdout]   --> src/ex4.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 | type GuardPresence = HashMap<NaiveDateTime, bool>;
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Presences` is never used
[INFO] [stdout]   --> src/ex4.rs:46:6
[INFO] [stdout]    |
[INFO] [stdout] 46 | type Presences = HashMap<u16, GuardPresence>;
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rec_get_guards_presence` is never used
[INFO] [stdout]   --> src/ex4.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn rec_get_guards_presence<'a>(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_presence_from_input` is never used
[INFO] [stdout]   --> src/ex4.rs:94:4
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn get_presence_from_input(input: &str) -> Presences {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_sleepiest_guard_minute` is never used
[INFO] [stdout]    --> src/ex4.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn get_sleepiest_guard_minute(guard_presence: &GuardPresence) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_sleepiest_guards_minute` is never used
[INFO] [stdout]    --> src/ex4.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn get_sleepiest_guards_minute(input: &str) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_most_likely_alseep_minute` is never used
[INFO] [stdout]    --> src/ex4.rs:151:4
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn get_most_likely_alseep_minute(input: &str) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exercise_4_1` is never used
[INFO] [stdout]    --> src/ex4.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub fn exercise_4_1() -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exercise_4_2` is never used
[INFO] [stdout]    --> src/ex4.rs:181:8
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub fn exercise_4_2() -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `react_polymer_from_string` is never used
[INFO] [stdout]  --> src/ex5.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn react_polymer_from_string(polymer: &str) -> LinkedList<char> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `polymer_react_once` is never used
[INFO] [stdout]   --> src/ex5.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn polymer_react_once(mut polymer: LinkedList<char>) -> LinkedList<char> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `polymer_react` is never used
[INFO] [stdout]   --> src/ex5.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn polymer_react(mut polymer: LinkedList<char>) -> LinkedList<char> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exercise_5_1` is never used
[INFO] [stdout]   --> src/ex5.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn exercise_5_1() -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_unit_and_react_polymer` is never used
[INFO] [stdout]   --> src/ex5.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn remove_unit_and_react_polymer(polymer: &str, unit_to_remove: char) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exercise_5_2` is never used
[INFO] [stdout]   --> src/ex5.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn exercise_5_2() -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "8b625a8dd31022b868620f9999361df71e5c3b620e74b828254baec47ad8f156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b625a8dd31022b868620f9999361df71e5c3b620e74b828254baec47ad8f156", kill_on_drop: false }`
[INFO] [stdout] 8b625a8dd31022b868620f9999361df71e5c3b620e74b828254baec47ad8f156
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e1588e3bf34a732b3142962d845f08e41307a76a1d6f618c95667beb176d277
[INFO] running `Command { std: "docker" "start" "-a" "9e1588e3bf34a732b3142962d845f08e41307a76a1d6f618c95667beb176d277", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "9e1588e3bf34a732b3142962d845f08e41307a76a1d6f618c95667beb176d277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e1588e3bf34a732b3142962d845f08e41307a76a1d6f618c95667beb176d277", kill_on_drop: false }`
[INFO] [stdout] 9e1588e3bf34a732b3142962d845f08e41307a76a1d6f618c95667beb176d277
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd6330af61cd1bd078c1418698356f0d57c4f190318affee6b795a6b2dcf1fc7
[INFO] running `Command { std: "docker" "start" "-a" "fd6330af61cd1bd078c1418698356f0d57c4f190318affee6b795a6b2dcf1fc7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/advent_of_code_2018-ccae5baf8a2161ec)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test ex1::tests::generate_frequency_adds ... ok
[INFO] [stdout] test ex1::tests::find_repeated_frequency_works ... ok
[INFO] [stdout] test ex2::tests::checksum_of_list ... ok
[INFO] [stdout] test ex2::tests::checksum_with_doubles_and_triplets ... ok
[INFO] [stdout] test ex1::tests::exercise_1 ... ok
[INFO] [stdout] test ex2::tests::several_doubles ... ok
[INFO] [stdout] test ex2::tests::similar_ids ... ok
[INFO] [stdout] test ex3::test::covered_fabric ... ok
[INFO] [stdout] test ex2::tests::get_ids_should_work ... ok
[INFO] [stdout] test ex3::test::find_claim_with_no_overlap_test ... ok
[INFO] [stdout] test ex3::test::test_parse_claim ... ok
[INFO] [stdout] test ex2::tests::exercise_2_1 ... ok
[INFO] [stdout] test ex3::test::test_fabric_for_claims ... ok
[INFO] [stdout] test ex4::test::test_get_sleepiest_minute ... ok
[INFO] [stdout] test ex4::test::test_guard_presence ... ok
[INFO] [stdout] test ex4::test::test_parse_record ... ok
[INFO] [stdout] test ex5::test::remove ... ok
[INFO] [stdout] test ex4::test::solve_exercise_4_2 ... ok
[INFO] [stdout] test ex5::test::test_react_polymer ... ok
[INFO] [stdout] test ex4::test::solve_exercise_4_1 ... ok
[INFO] [stdout] test ex2::tests::exercise_2_2 ... ok
[INFO] [stdout] test ex1::tests::exercise_2 ... ok
[INFO] [stdout] test ex3::test::solve_exercise_3_1 ... ok
[INFO] [stdout] test ex3::test::solve_exercise_3_2 ... ok
[INFO] [stdout] test ex5::test::solve_exercise_5_1 ... ok
[INFO] [stdout] test ex5::test::solve_exercise_5_2 has been running for over 60 seconds
[INFO] [stdout] test ex5::test::solve_exercise_5_2 ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- ex5::test::solve_exercise_5_2 stdout ----
[INFO] [stdout] thread 'ex5::test::solve_exercise_5_2' panicked at src/ex5.rs:88:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 5726
[INFO] [stdout]  right: 9822
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5571c0e94686 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5571c0e94686 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5571c0e94686 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5571c0e94686 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5571c0ebded0 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5571c0ebded0 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5571c0e920ef - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x5571c0e94464 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5571c0e94464 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5571c0e961d7 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x5571c0e95ebd - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5571c0e426b7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x5571c0e426b7 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5571c0e967f6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x5571c0e967f6 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5571c0e96542 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x5571c0e94b86 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5571c0e962a0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5571c0dd3cd5 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5571c0dd410b - core::panicking::assert_failed_inner::h9f13e27dd63c3a08
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x5571c0dfabee - core::panicking::assert_failed::hecb9d89acd44dec4
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x5571c0e0a078 - advent_of_code_2018::ex5::test::solve_exercise_5_2::h2ed7266db047ffd0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ex5.rs:88:9
[INFO] [stdout]   22:     0x5571c0e09fe7 - advent_of_code_2018::ex5::test::solve_exercise_5_2::{{closure}}::he1335383c0fb56c2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ex5.rs:87:28
[INFO] [stdout]   23:     0x5571c0df7986 - core::ops::function::FnOnce::call_once::h354d0800d8ab5117
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5571c0e47f8f - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5571c0e47f8f - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x5571c0e46d11 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x5571c0e46d11 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5571c0e46d11 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x5571c0e46d11 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x5571c0e46d11 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x5571c0e46d11 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x5571c0e46d11 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x5571c0e0e046 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x5571c0e0e046 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x5571c0e130a7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x5571c0e130a7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5571c0e130a7 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x5571c0e130a7 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x5571c0e130a7 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x5571c0e130a7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x5571c0e130a7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5571c0e9b2a5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x5571c0e9b2a5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x5571c0e9b2a5 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f6574f15ac3 - <unknown>
[INFO] [stdout]   46:     0x7f6574fa6bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     ex5::test::solve_exercise_5_2
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 25 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 279.70s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "fd6330af61cd1bd078c1418698356f0d57c4f190318affee6b795a6b2dcf1fc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6330af61cd1bd078c1418698356f0d57c4f190318affee6b795a6b2dcf1fc7", kill_on_drop: false }`
[INFO] [stdout] fd6330af61cd1bd078c1418698356f0d57c4f190318affee6b795a6b2dcf1fc7
