[INFO] cloning repository https://github.com/cshaffer/advent_2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cshaffer/advent_2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcshaffer%2Fadvent_2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcshaffer%2Fadvent_2017'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96ccf7be81dc5a12d7600d765701091585a7f090
[INFO] checking cshaffer/advent_2017 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcshaffer%2Fadvent_2017" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cshaffer/advent_2017 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cshaffer/advent_2017
[INFO] finished tweaking git repo https://github.com/cshaffer/advent_2017
[INFO] tweaked toml for git repo https://github.com/cshaffer/advent_2017 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/cshaffer/advent_2017 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6f25f7e66065de0cc68f94b38b25ba4058093986a7b8d03a14f1f08b60465dd8
[INFO] running `Command { std: "docker" "start" "-a" "6f25f7e66065de0cc68f94b38b25ba4058093986a7b8d03a14f1f08b60465dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f25f7e66065de0cc68f94b38b25ba4058093986a7b8d03a14f1f08b60465dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f25f7e66065de0cc68f94b38b25ba4058093986a7b8d03a14f1f08b60465dd8", kill_on_drop: false }`
[INFO] [stdout] 6f25f7e66065de0cc68f94b38b25ba4058093986a7b8d03a14f1f08b60465dd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b3240f4b244dbb32c21631488f5225239cd31df91534ce89c13cfbb0c6a224a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2b3240f4b244dbb32c21631488f5225239cd31df91534ce89c13cfbb0c6a224a", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]     Checking advent_2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/registers.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn parse_comparison(operator: String) -> (fn(&i32, &i32) -> bool) {
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/registers.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn parse_comparison(operator: String) -> (fn(&i32, &i32) -> bool) {
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/registers.rs:19:40
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn parse_operator(operator: String) -> (fn(i32, i32) -> i32) {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/registers.rs:19:40
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn parse_operator(operator: String) -> (fn(i32, i32) -> i32) {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `checksum`
[INFO] [stdout]  --> src/checksum.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn checksum(numbers: Vec<Vec<u32>>, pair_finder: fn(Vec<u32>) -> (u32, u32), pair_transformation: fn(u32, u32) -> u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `divisible`
[INFO] [stdout]   --> src/checksum.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn divisible(first: u32, second: u32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `divisible_values`
[INFO] [stdout]   --> src/checksum.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn divisible_values(row: Vec<u32>) -> (u32, u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extreme_values`
[INFO] [stdout]   --> src/checksum.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn extreme_values(row: Vec<u32>) -> (u32, u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `quotient`
[INFO] [stdout]   --> src/checksum.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn quotient(first: u32, second: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `difference`
[INFO] [stdout]   --> src/checksum.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn difference(first: u32, second: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_one_line`
[INFO] [stdout]  --> src/io.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn read_one_line() -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_int_arrays_from_file`
[INFO] [stdout]   --> src/io.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn read_int_arrays_from_file(path: String) -> Vec<Vec<u32>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_string_arrays_from_file`
[INFO] [stdout]   --> src/io.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn read_string_arrays_from_file(path: String) -> Vec<Vec<String>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_string_lines_from_file`
[INFO] [stdout]   --> src/io.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn read_string_lines_from_file(path: String) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_int_array_from_file`
[INFO] [stdout]   --> src/io.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn read_int_array_from_file(path: String) -> Vec<u32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `inverse_captcha`
[INFO] [stdout]  --> src/inverse_captcha.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn inverse_captcha(digits: String) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_matching_offset_digits`
[INFO] [stdout]  --> src/inverse_captcha.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn sum_of_matching_offset_digits(v: &Vec<u32>, offset_function: fn(&Vec<u32>) -> usize) -> u32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_string_of_digits`
[INFO] [stdout]   --> src/inverse_captcha.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn parse_string_of_digits(input: String) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `checksum`
[INFO] [stdout]  --> src/checksum.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn checksum(numbers: Vec<Vec<u32>>, pair_finder: fn(Vec<u32>) -> (u32, u32), pair_transformation: fn(u32, u32) -> u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `divisible`
[INFO] [stdout]   --> src/checksum.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn divisible(first: u32, second: u32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `divisible_values`
[INFO] [stdout]   --> src/checksum.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn divisible_values(row: Vec<u32>) -> (u32, u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extreme_values`
[INFO] [stdout]   --> src/checksum.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn extreme_values(row: Vec<u32>) -> (u32, u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `quotient`
[INFO] [stdout]   --> src/checksum.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn quotient(first: u32, second: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `difference`
[INFO] [stdout]   --> src/checksum.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn difference(first: u32, second: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_one_line`
[INFO] [stdout]  --> src/io.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn read_one_line() -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_int_arrays_from_file`
[INFO] [stdout]   --> src/io.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn read_int_arrays_from_file(path: String) -> Vec<Vec<u32>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_string_arrays_from_file`
[INFO] [stdout]   --> src/io.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn read_string_arrays_from_file(path: String) -> Vec<Vec<String>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_string_lines_from_file`
[INFO] [stdout]   --> src/io.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn read_string_lines_from_file(path: String) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_int_array_from_file`
[INFO] [stdout]   --> src/io.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn read_int_array_from_file(path: String) -> Vec<u32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `inverse_captcha`
[INFO] [stdout]  --> src/inverse_captcha.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn inverse_captcha(digits: String) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_of_matching_offset_digits`
[INFO] [stdout]  --> src/inverse_captcha.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn sum_of_matching_offset_digits(v: &Vec<u32>, offset_function: fn(&Vec<u32>) -> usize) -> u32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_string_of_digits`
[INFO] [stdout]   --> src/inverse_captcha.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn parse_string_of_digits(input: String) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `just_one`
[INFO] [stdout]   --> src/inverse_captcha.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn just_one<A>(_: &Vec<A>) -> usize {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `length_over_two`
[INFO] [stdout]   --> src/inverse_captcha.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn length_over_two<A>(vector: &Vec<A>) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `valid_count`
[INFO] [stdout]  --> src/passphrase.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn valid_count(phrases: Vec<Vec<String>>) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sort_word`
[INFO] [stdout]   --> src/passphrase.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn sort_word(word: &String) -> String {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `valid_passphrase`
[INFO] [stdout]   --> src/passphrase.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn valid_passphrase(phrase: &Vec<String>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `construct_tower`
[INFO] [stdout]  --> src/tower.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn construct_tower(input: Vec<String>) -> (HashMap<String, String>, HashMap<String, u32>, HashMap<String, Vec<String>>) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_weight`
[INFO] [stdout]   --> src/tower.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn parse_weight(text: String) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_weight_at_node`
[INFO] [stdout]   --> src/tower.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn find_weight_at_node(tower: HashMap<String, Vec<String>>, weights: HashMap<String, u32>, node: String) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_node_weights`
[INFO] [stdout]   --> src/tower.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn print_node_weights(tower: HashMap<String, Vec<String>>, weights: HashMap<String, u32>, root: String) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_root_of_tower`
[INFO] [stdout]   --> src/tower.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn find_root_of_tower(tower: HashMap<String, String>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `realloc`
[INFO] [stdout]  --> src/realloc.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn realloc(memory: Vec<u32>) -> u32 {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `redistribute`
[INFO] [stdout]   --> src/realloc.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn redistribute(memory: Vec<u32>, blocks: u32, next_index: usize) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_index_of_max_value`
[INFO] [stdout]   --> src/realloc.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn find_index_of_max_value(memory: Vec<u32>) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `manhattan_distance`
[INFO] [stdout]  --> src/spiral_memory.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn manhattan_distance(destination: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `travel_spiral`
[INFO] [stdout]  --> src/spiral_memory.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn travel_spiral(destination: u32) -> (i32, i32) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spiral_sum`
[INFO] [stdout]   --> src/spiral_memory.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn spiral_sum(input: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_comparison`
[INFO] [stdout]  --> src/registers.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn parse_comparison(operator: String) -> (fn(&i32, &i32) -> bool) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_operator`
[INFO] [stdout]   --> src/registers.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn parse_operator(operator: String) -> (fn(i32, i32) -> i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run_instructions`
[INFO] [stdout]   --> src/registers.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn run_instructions(input: Vec<String>) -> HashMap<String, i32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_largest_value`
[INFO] [stdout]   --> src/registers.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn find_largest_value(registers: HashMap<String, i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_garbage`
[INFO] [stdout]  --> src/stream.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn count_garbage(stream: String) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hash`
[INFO] [stdout]  --> src/knot.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn hash(lengths_string: String) -> String {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse_sublist`
[INFO] [stdout]   --> src/knot.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn reverse_sublist(list: Vec<u32>, index: usize, size: usize) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `inverse_captcha_main`
[INFO] [stdout]   --> src/main.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn inverse_captcha_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `checksum_main`
[INFO] [stdout]   --> src/main.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn checksum_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spiral_memory_main`
[INFO] [stdout]   --> src/main.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn spiral_memory_main(input: u32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `passphrase_main`
[INFO] [stdout]   --> src/main.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn passphrase_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `realloc_main`
[INFO] [stdout]   --> src/main.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn realloc_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tower_main`
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn tower_main() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `registers_main`
[INFO] [stdout]   --> src/main.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn registers_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `stream_main`
[INFO] [stdout]   --> src/main.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn stream_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `knot_main`
[INFO] [stdout]   --> src/main.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn knot_main() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 48 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `just_one`
[INFO] [stdout]   --> src/inverse_captcha.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn just_one<A>(_: &Vec<A>) -> usize {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `length_over_two`
[INFO] [stdout]   --> src/inverse_captcha.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn length_over_two<A>(vector: &Vec<A>) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `valid_count`
[INFO] [stdout]  --> src/passphrase.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn valid_count(phrases: Vec<Vec<String>>) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sort_word`
[INFO] [stdout]   --> src/passphrase.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn sort_word(word: &String) -> String {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `valid_passphrase`
[INFO] [stdout]   --> src/passphrase.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn valid_passphrase(phrase: &Vec<String>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `construct_tower`
[INFO] [stdout]  --> src/tower.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn construct_tower(input: Vec<String>) -> (HashMap<String, String>, HashMap<String, u32>, HashMap<String, Vec<String>>) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_weight`
[INFO] [stdout]   --> src/tower.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn parse_weight(text: String) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_weight_at_node`
[INFO] [stdout]   --> src/tower.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn find_weight_at_node(tower: HashMap<String, Vec<String>>, weights: HashMap<String, u32>, node: String) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_node_weights`
[INFO] [stdout]   --> src/tower.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn print_node_weights(tower: HashMap<String, Vec<String>>, weights: HashMap<String, u32>, root: String) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_root_of_tower`
[INFO] [stdout]   --> src/tower.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn find_root_of_tower(tower: HashMap<String, String>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `realloc`
[INFO] [stdout]  --> src/realloc.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn realloc(memory: Vec<u32>) -> u32 {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `redistribute`
[INFO] [stdout]   --> src/realloc.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn redistribute(memory: Vec<u32>, blocks: u32, next_index: usize) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_index_of_max_value`
[INFO] [stdout]   --> src/realloc.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn find_index_of_max_value(memory: Vec<u32>) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `manhattan_distance`
[INFO] [stdout]  --> src/spiral_memory.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn manhattan_distance(destination: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `travel_spiral`
[INFO] [stdout]  --> src/spiral_memory.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn travel_spiral(destination: u32) -> (i32, i32) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spiral_sum`
[INFO] [stdout]   --> src/spiral_memory.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn spiral_sum(input: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_comparison`
[INFO] [stdout]  --> src/registers.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn parse_comparison(operator: String) -> (fn(&i32, &i32) -> bool) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_operator`
[INFO] [stdout]   --> src/registers.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn parse_operator(operator: String) -> (fn(i32, i32) -> i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run_instructions`
[INFO] [stdout]   --> src/registers.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn run_instructions(input: Vec<String>) -> HashMap<String, i32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_largest_value`
[INFO] [stdout]   --> src/registers.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn find_largest_value(registers: HashMap<String, i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_garbage`
[INFO] [stdout]  --> src/stream.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn count_garbage(stream: String) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hash`
[INFO] [stdout]  --> src/knot.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn hash(lengths_string: String) -> String {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse_sublist`
[INFO] [stdout]   --> src/knot.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn reverse_sublist(list: Vec<u32>, index: usize, size: usize) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `inverse_captcha_main`
[INFO] [stdout]   --> src/main.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn inverse_captcha_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `checksum_main`
[INFO] [stdout]   --> src/main.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn checksum_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spiral_memory_main`
[INFO] [stdout]   --> src/main.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn spiral_memory_main(input: u32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `passphrase_main`
[INFO] [stdout]   --> src/main.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn passphrase_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `realloc_main`
[INFO] [stdout]   --> src/main.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn realloc_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tower_main`
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn tower_main() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `registers_main`
[INFO] [stdout]   --> src/main.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn registers_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `stream_main`
[INFO] [stdout]   --> src/main.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn stream_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `knot_main`
[INFO] [stdout]   --> src/main.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn knot_main() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 48 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "2b3240f4b244dbb32c21631488f5225239cd31df91534ce89c13cfbb0c6a224a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b3240f4b244dbb32c21631488f5225239cd31df91534ce89c13cfbb0c6a224a", kill_on_drop: false }`
[INFO] [stdout] 2b3240f4b244dbb32c21631488f5225239cd31df91534ce89c13cfbb0c6a224a