[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 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAugustinLF%2Fadvent-of-code-2018" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AugustinLF/advent-of-code-2018 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "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-4-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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.1.41
[INFO] [stderr]   Downloaded chrono v0.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b03adc1f3b67d411578ce52865bfd456b3fc633c05ce398280f53dca854ec1c2
[INFO] running `Command { std: "docker" "start" "-a" "b03adc1f3b67d411578ce52865bfd456b3fc633c05ce398280f53dca854ec1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b03adc1f3b67d411578ce52865bfd456b3fc633c05ce398280f53dca854ec1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b03adc1f3b67d411578ce52865bfd456b3fc633c05ce398280f53dca854ec1c2", kill_on_drop: false }`
[INFO] [stdout] b03adc1f3b67d411578ce52865bfd456b3fc633c05ce398280f53dca854ec1c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c52420a4b029ec3e070e47eb8dee279dcdf90a0f7f259023ef1d841d14d0287c
[INFO] running `Command { std: "docker" "start" "-a" "c52420a4b029ec3e070e47eb8dee279dcdf90a0f7f259023ef1d841d14d0287c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling libc v0.2.46
[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: struct `Claim` is never constructed
[INFO] [stdout]  --> src/ex3.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Claim<'a> {
[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: enum `RecordType` is never used
[INFO] [stdout]  --> src/ex4.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum RecordType {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Record` is never constructed
[INFO] [stdout]   --> src/ex4.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Record {
[INFO] [stdout]    |        ^^^^^^
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.40s
[INFO] running `Command { std: "docker" "inspect" "c52420a4b029ec3e070e47eb8dee279dcdf90a0f7f259023ef1d841d14d0287c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c52420a4b029ec3e070e47eb8dee279dcdf90a0f7f259023ef1d841d14d0287c", kill_on_drop: false }`
[INFO] [stdout] c52420a4b029ec3e070e47eb8dee279dcdf90a0f7f259023ef1d841d14d0287c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df6a42990e80e8ee735a64231e5e44f0ca36c3f3a236146a28966d379203cde8
[INFO] running `Command { std: "docker" "start" "-a" "df6a42990e80e8ee735a64231e5e44f0ca36c3f3a236146a28966d379203cde8", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "df6a42990e80e8ee735a64231e5e44f0ca36c3f3a236146a28966d379203cde8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df6a42990e80e8ee735a64231e5e44f0ca36c3f3a236146a28966d379203cde8", kill_on_drop: false }`
[INFO] [stdout] df6a42990e80e8ee735a64231e5e44f0ca36c3f3a236146a28966d379203cde8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 71d8f222eb783311e4f638847b7c3bb81a736104462e437897a92b90aa9a98ec
[INFO] running `Command { std: "docker" "start" "-a" "71d8f222eb783311e4f638847b7c3bb81a736104462e437897a92b90aa9a98ec", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/advent_of_code_2018-2d91adcb800c24e7)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test ex2::tests::checksum_with_doubles_and_triplets ... ok
[INFO] [stdout] test ex2::tests::get_ids_should_work ... ok
[INFO] [stdout] test ex2::tests::several_doubles ... ok
[INFO] [stdout] test ex1::tests::find_repeated_frequency_works ... ok
[INFO] [stdout] test ex1::tests::exercise_1 ... ok
[INFO] [stdout] test ex2::tests::similar_ids ... ok
[INFO] [stdout] test ex3::test::test_fabric_for_claims ... ok
[INFO] [stdout] test ex3::test::find_claim_with_no_overlap_test ... ok
[INFO] [stdout] test ex2::tests::checksum_of_list ... ok
[INFO] [stdout] test ex3::test::test_parse_claim ... ok
[INFO] [stdout] test ex4::test::test_parse_record ... ok
[INFO] [stdout] test ex4::test::test_guard_presence ... ok
[INFO] [stdout] test ex5::test::remove ... ok
[INFO] [stdout] test ex2::tests::exercise_2_1 ... ok
[INFO] [stdout] test ex1::tests::generate_frequency_adds ... ok
[INFO] [stdout] test ex3::test::covered_fabric ... ok
[INFO] [stdout] test ex4::test::test_get_sleepiest_minute ... 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 ex4::test::solve_exercise_4_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:     0x605b758d4f8a - std::backtrace_rs::backtrace::libunwind::trace::h5a5b8284f2d0c266
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x605b758d4f8a - std::backtrace_rs::backtrace::trace_unsynchronized::h76d4f1c9b0b875e3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x605b758d4f8a - std::sys::backtrace::_print_fmt::hc4546b8364a537c6
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x605b758d4f8a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5b6bd5631a6d1f6b
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x605b758fa8c3 - core::fmt::rt::Argument::fmt::h270f6602a2b96f62
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x605b758fa8c3 - core::fmt::write::h7550c97b06c86515
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/mod.rs:1186:21
[INFO] [stdout]    6:     0x605b758d2153 - std::io::Write::write_fmt::h509ff860e5956e5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x605b758d4dd2 - std::sys::backtrace::BacktraceLock::print::h2395ccd2c84ba3aa
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x605b758d63ea - std::panicking::default_hook::{{closure}}::he19d4c7230e07961
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x605b758d61f4 - std::panicking::default_hook::hf614597d3c67bbdb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x605b75880829 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39b51ce4599c23d1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x605b75880829 - test::test_main::{{closure}}::he977ae839a582784
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x605b758d6a88 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9455091b6b06f9fb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x605b758d6a88 - std::panicking::rust_panic_with_hook::h8942133a8b252070
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x605b758d684a - std::panicking::begin_panic_handler::{{closure}}::hb5f5963570096b29
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x605b758d5469 - std::sys::backtrace::__rust_end_short_backtrace::h6208cedc1922feda
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x605b758d64dc - rust_begin_unwind
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x605b75810aa0 - core::panicking::panic_fmt::h0c3082644d1bf418
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:74:14
[INFO] [stdout]   18:     0x605b75810e6b - core::panicking::assert_failed_inner::h2ddf1fcc067fa858
[INFO] [stdout]   19:     0x605b75835f0e - core::panicking::assert_failed::h7fa5a70243b1e4b4
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:367:5
[INFO] [stdout]   20:     0x605b75837a92 - advent_of_code_2018::ex5::test::solve_exercise_5_2::hf4ae340e8b87966a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ex5.rs:88:9
[INFO] [stdout]   21:     0x605b75837a17 - advent_of_code_2018::ex5::test::solve_exercise_5_2::{{closure}}::hf94451e7fe7bcda7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ex5.rs:87:28
[INFO] [stdout]   22:     0x605b75830626 - core::ops::function::FnOnce::call_once::h890b27fd311c2da3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x605b758851eb - core::ops::function::FnOnce::call_once::h109cf8051a59b34e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x605b758851eb - test::__rust_begin_short_backtrace::hf4fff89d377446ba
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:621:18
[INFO] [stdout]   25:     0x605b75884a27 - test::run_test_in_process::{{closure}}::h0e39181dd7ee5a43
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:60
[INFO] [stdout]   26:     0x605b75884a27 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc5a66a30f0bdfd1f
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x605b75884a27 - std::panicking::try::do_call::h873b7cf639554a5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   28:     0x605b75884a27 - std::panicking::try::hdb19862fad9c8bd1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   29:     0x605b75884a27 - std::panic::catch_unwind::h281fe732d236d260
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   30:     0x605b75884a27 - test::run_test_in_process::h949b6df8457ed338
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:27
[INFO] [stdout]   31:     0x605b75884a27 - test::run_test::{{closure}}::h52c556a6d4740e10
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:565:43
[INFO] [stdout]   32:     0x605b75849d04 - test::run_test::{{closure}}::h4237f6381c45ccb9
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:595:41
[INFO] [stdout]   33:     0x605b75849d04 - std::sys::backtrace::__rust_begin_short_backtrace::h505c97a579eca628
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   34:     0x605b7584d3ce - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e86b2e2bc107ea3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:538:17
[INFO] [stdout]   35:     0x605b7584d3ce - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8b06ddb275ff4a25
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x605b7584d3ce - std::panicking::try::do_call::hb26ecd7cd9a9355d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   37:     0x605b7584d3ce - std::panicking::try::h8ddeca9d705f9069
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   38:     0x605b7584d3ce - std::panic::catch_unwind::h49e1c33078844c46
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   39:     0x605b7584d3ce - std::thread::Builder::spawn_unchecked_::{{closure}}::h6073db6ff56ad35d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:537:30
[INFO] [stdout]   40:     0x605b7584d3ce - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c5a5f3779c774f1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x605b758da7eb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf75717d9f28faebf
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   42:     0x605b758da7eb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7bd883a5f3c5f3c1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   43:     0x605b758da7eb - std::sys::pal::unix::thread::Thread::new::thread_start::hcc78f3943333fa94
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   44:     0x726f189a4ac3 - <unknown>
[INFO] [stdout]   45:     0x726f18a35a04 - clone
[INFO] [stdout]   46:                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 293.39s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "71d8f222eb783311e4f638847b7c3bb81a736104462e437897a92b90aa9a98ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71d8f222eb783311e4f638847b7c3bb81a736104462e437897a92b90aa9a98ec", kill_on_drop: false }`
[INFO] [stdout] 71d8f222eb783311e4f638847b7c3bb81a736104462e437897a92b90aa9a98ec
