[INFO] updating cached repository cshaffer/advent_2017
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cshaffer/advent_2017
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cshaffer/advent_2017" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/cshaffer/advent_2017"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/cshaffer/advent_2017'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cshaffer/advent_2017" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/cshaffer/advent_2017"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/cshaffer/advent_2017'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 96ccf7be81dc5a12d7600d765701091585a7f090
[INFO] sha for GitHub repo cshaffer/advent_2017: 96ccf7be81dc5a12d7600d765701091585a7f090
[INFO] validating manifest of cshaffer/advent_2017 on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cshaffer/advent_2017 on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cshaffer/advent_2017
[INFO] finished frobbing cshaffer/advent_2017
[INFO] frobbed toml for cshaffer/advent_2017 written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/cshaffer/advent_2017/Cargo.toml
[INFO] started frobbing cshaffer/advent_2017
[INFO] finished frobbing cshaffer/advent_2017
[INFO] frobbed toml for cshaffer/advent_2017 written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/cshaffer/advent_2017/Cargo.toml
[INFO] crate cshaffer/advent_2017 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cshaffer/advent_2017 against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-5/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/cshaffer/advent_2017:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8bd2473017251fbcb2463c0f9fe2805abc750766e1b02eb6431a4341f4f336c9
[INFO] running `"docker" "start" "-a" "8bd2473017251fbcb2463c0f9fe2805abc750766e1b02eb6431a4341f4f336c9"`
[INFO] [stderr]     Checking advent_2017 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `checksum`
[INFO] [stderr]  --> src/checksum.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn checksum(numbers: Vec<Vec<u32>>, pair_finder: fn(Vec<u32>) -> (u32, u32), pair_transformation: fn(u32, u32) -> u32) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `divisible`
[INFO] [stderr]   --> src/checksum.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn divisible(first: u32, second: u32) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `divisible_values`
[INFO] [stderr]   --> src/checksum.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn divisible_values(row: Vec<u32>) -> (u32, u32) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `extreme_values`
[INFO] [stderr]   --> src/checksum.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn extreme_values(row: Vec<u32>) -> (u32, u32) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `quotient`
[INFO] [stderr]   --> src/checksum.rs:51:1
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn quotient(first: u32, second: u32) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `difference`
[INFO] [stderr]   --> src/checksum.rs:63:1
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn difference(first: u32, second: u32) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_one_line`
[INFO] [stderr]  --> src/io.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn read_one_line() -> String {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_int_arrays_from_file`
[INFO] [stderr]   --> src/io.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn read_int_arrays_from_file(path: String) -> Vec<Vec<u32>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_string_arrays_from_file`
[INFO] [stderr]   --> src/io.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn read_string_arrays_from_file(path: String) -> Vec<Vec<String>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_string_lines_from_file`
[INFO] [stderr]   --> src/io.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn read_string_lines_from_file(path: String) -> Vec<String> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_int_array_from_file`
[INFO] [stderr]   --> src/io.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn read_int_array_from_file(path: String) -> Vec<u32> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `inverse_captcha`
[INFO] [stderr]  --> src/inverse_captcha.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn inverse_captcha(digits: String) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sum_of_matching_offset_digits`
[INFO] [stderr]  --> src/inverse_captcha.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn sum_of_matching_offset_digits(v: &Vec<u32>, offset_function: fn(&Vec<u32>) -> usize) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_string_of_digits`
[INFO] [stderr]   --> src/inverse_captcha.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn parse_string_of_digits(input: String) -> Vec<u32> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `just_one`
[INFO] [stderr]   --> src/inverse_captcha.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn just_one<A>(_: &Vec<A>) -> usize {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `length_over_two`
[INFO] [stderr]   --> src/inverse_captcha.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn length_over_two<A>(vector: &Vec<A>) -> usize {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `valid_count`
[INFO] [stderr]  --> src/passphrase.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn valid_count(phrases: Vec<Vec<String>>) -> usize {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sort_word`
[INFO] [stderr]   --> src/passphrase.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn sort_word(word: &String) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `valid_passphrase`
[INFO] [stderr]   --> src/passphrase.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn valid_passphrase(phrase: &Vec<String>) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `construct_tower`
[INFO] [stderr]  --> src/tower.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn construct_tower(input: Vec<String>) -> (HashMap<String, String>, HashMap<String, u32>, HashMap<String, Vec<String>>) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_weight`
[INFO] [stderr]   --> src/tower.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn parse_weight(text: String) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_weight_at_node`
[INFO] [stderr]   --> src/tower.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn find_weight_at_node(tower: HashMap<String, Vec<String>>, weights: HashMap<String, u32>, node: String) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_node_weights`
[INFO] [stderr]   --> src/tower.rs:49:1
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub fn print_node_weights(tower: HashMap<String, Vec<String>>, weights: HashMap<String, u32>, root: String) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_root_of_tower`
[INFO] [stderr]   --> src/tower.rs:63:1
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn find_root_of_tower(tower: HashMap<String, String>) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `realloc`
[INFO] [stderr]  --> src/realloc.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn realloc(memory: Vec<u32>) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `redistribute`
[INFO] [stderr]   --> src/realloc.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn redistribute(memory: Vec<u32>, blocks: u32, next_index: usize) -> Vec<u32> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_index_of_max_value`
[INFO] [stderr]   --> src/realloc.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn find_index_of_max_value(memory: Vec<u32>) -> usize {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `manhattan_distance`
[INFO] [stderr]  --> src/spiral_memory.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn manhattan_distance(destination: u32) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `travel_spiral`
[INFO] [stderr]  --> src/spiral_memory.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn travel_spiral(destination: u32) -> (i32, i32) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `spiral_sum`
[INFO] [stderr]   --> src/spiral_memory.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn spiral_sum(input: u32) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_comparison`
[INFO] [stderr]  --> src/registers.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn parse_comparison(operator: String) -> (fn(&i32, &i32) -> bool) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_operator`
[INFO] [stderr]   --> src/registers.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn parse_operator(operator: String) -> (fn(i32, i32) -> i32) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_instructions`
[INFO] [stderr]   --> src/registers.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn run_instructions(input: Vec<String>) -> HashMap<String, i32> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_largest_value`
[INFO] [stderr]   --> src/registers.rs:59:1
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub fn find_largest_value(registers: HashMap<String, i32>) -> i32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_garbage`
[INFO] [stderr]  --> src/stream.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn count_garbage(stream: String) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hash`
[INFO] [stderr]  --> src/knot.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn hash(lengths_string: String) -> String {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reverse_sublist`
[INFO] [stderr]   --> src/knot.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn reverse_sublist(list: Vec<u32>, index: usize, size: usize) -> Vec<u32> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `inverse_captcha_main`
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn inverse_captcha_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `checksum_main`
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn checksum_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `spiral_memory_main`
[INFO] [stderr]   --> src/main.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn spiral_memory_main(input: u32) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `passphrase_main`
[INFO] [stderr]   --> src/main.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn passphrase_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `realloc_main`
[INFO] [stderr]   --> src/main.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn realloc_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `tower_main`
[INFO] [stderr]   --> src/main.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn tower_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `registers_main`
[INFO] [stderr]   --> src/main.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn registers_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stream_main`
[INFO] [stderr]   --> src/main.rs:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn stream_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `knot_main`
[INFO] [stderr]   --> src/main.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn knot_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `checksum`
[INFO] [stderr]  --> src/checksum.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn checksum(numbers: Vec<Vec<u32>>, pair_finder: fn(Vec<u32>) -> (u32, u32), pair_transformation: fn(u32, u32) -> u32) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `divisible`
[INFO] [stderr]   --> src/checksum.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn divisible(first: u32, second: u32) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `divisible_values`
[INFO] [stderr]   --> src/checksum.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn divisible_values(row: Vec<u32>) -> (u32, u32) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `extreme_values`
[INFO] [stderr]   --> src/checksum.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn extreme_values(row: Vec<u32>) -> (u32, u32) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `quotient`
[INFO] [stderr]   --> src/checksum.rs:51:1
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn quotient(first: u32, second: u32) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `difference`
[INFO] [stderr]   --> src/checksum.rs:63:1
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn difference(first: u32, second: u32) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_one_line`
[INFO] [stderr]  --> src/io.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn read_one_line() -> String {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_int_arrays_from_file`
[INFO] [stderr]   --> src/io.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn read_int_arrays_from_file(path: String) -> Vec<Vec<u32>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_string_arrays_from_file`
[INFO] [stderr]   --> src/io.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn read_string_arrays_from_file(path: String) -> Vec<Vec<String>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_string_lines_from_file`
[INFO] [stderr]   --> src/io.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn read_string_lines_from_file(path: String) -> Vec<String> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_int_array_from_file`
[INFO] [stderr]   --> src/io.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn read_int_array_from_file(path: String) -> Vec<u32> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `inverse_captcha`
[INFO] [stderr]  --> src/inverse_captcha.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn inverse_captcha(digits: String) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sum_of_matching_offset_digits`
[INFO] [stderr]  --> src/inverse_captcha.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn sum_of_matching_offset_digits(v: &Vec<u32>, offset_function: fn(&Vec<u32>) -> usize) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_string_of_digits`
[INFO] [stderr]   --> src/inverse_captcha.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn parse_string_of_digits(input: String) -> Vec<u32> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `just_one`
[INFO] [stderr]   --> src/inverse_captcha.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn just_one<A>(_: &Vec<A>) -> usize {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `length_over_two`
[INFO] [stderr]   --> src/inverse_captcha.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn length_over_two<A>(vector: &Vec<A>) -> usize {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `valid_count`
[INFO] [stderr]  --> src/passphrase.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn valid_count(phrases: Vec<Vec<String>>) -> usize {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sort_word`
[INFO] [stderr]   --> src/passphrase.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn sort_word(word: &String) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `valid_passphrase`
[INFO] [stderr]   --> src/passphrase.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn valid_passphrase(phrase: &Vec<String>) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `construct_tower`
[INFO] [stderr]  --> src/tower.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn construct_tower(input: Vec<String>) -> (HashMap<String, String>, HashMap<String, u32>, HashMap<String, Vec<String>>) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_weight`
[INFO] [stderr]   --> src/tower.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn parse_weight(text: String) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_weight_at_node`
[INFO] [stderr]   --> src/tower.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn find_weight_at_node(tower: HashMap<String, Vec<String>>, weights: HashMap<String, u32>, node: String) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_node_weights`
[INFO] [stderr]   --> src/tower.rs:49:1
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub fn print_node_weights(tower: HashMap<String, Vec<String>>, weights: HashMap<String, u32>, root: String) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_root_of_tower`
[INFO] [stderr]   --> src/tower.rs:63:1
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn find_root_of_tower(tower: HashMap<String, String>) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `realloc`
[INFO] [stderr]  --> src/realloc.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn realloc(memory: Vec<u32>) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `redistribute`
[INFO] [stderr]   --> src/realloc.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn redistribute(memory: Vec<u32>, blocks: u32, next_index: usize) -> Vec<u32> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_index_of_max_value`
[INFO] [stderr]   --> src/realloc.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn find_index_of_max_value(memory: Vec<u32>) -> usize {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `manhattan_distance`
[INFO] [stderr]  --> src/spiral_memory.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn manhattan_distance(destination: u32) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `travel_spiral`
[INFO] [stderr]  --> src/spiral_memory.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn travel_spiral(destination: u32) -> (i32, i32) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `spiral_sum`
[INFO] [stderr]   --> src/spiral_memory.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn spiral_sum(input: u32) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_comparison`
[INFO] [stderr]  --> src/registers.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn parse_comparison(operator: String) -> (fn(&i32, &i32) -> bool) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_operator`
[INFO] [stderr]   --> src/registers.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn parse_operator(operator: String) -> (fn(i32, i32) -> i32) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_instructions`
[INFO] [stderr]   --> src/registers.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn run_instructions(input: Vec<String>) -> HashMap<String, i32> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_largest_value`
[INFO] [stderr]   --> src/registers.rs:59:1
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub fn find_largest_value(registers: HashMap<String, i32>) -> i32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_garbage`
[INFO] [stderr]  --> src/stream.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn count_garbage(stream: String) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hash`
[INFO] [stderr]  --> src/knot.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn hash(lengths_string: String) -> String {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reverse_sublist`
[INFO] [stderr]   --> src/knot.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn reverse_sublist(list: Vec<u32>, index: usize, size: usize) -> Vec<u32> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `inverse_captcha_main`
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn inverse_captcha_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `checksum_main`
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn checksum_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `spiral_memory_main`
[INFO] [stderr]   --> src/main.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn spiral_memory_main(input: u32) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `passphrase_main`
[INFO] [stderr]   --> src/main.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn passphrase_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `realloc_main`
[INFO] [stderr]   --> src/main.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn realloc_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `tower_main`
[INFO] [stderr]   --> src/main.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn tower_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `registers_main`
[INFO] [stderr]   --> src/main.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn registers_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stream_main`
[INFO] [stderr]   --> src/main.rs:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn stream_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `knot_main`
[INFO] [stderr]   --> src/main.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn knot_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "8bd2473017251fbcb2463c0f9fe2805abc750766e1b02eb6431a4341f4f336c9"`
[INFO] running `"docker" "rm" "-f" "8bd2473017251fbcb2463c0f9fe2805abc750766e1b02eb6431a4341f4f336c9"`
[INFO] [stdout] 8bd2473017251fbcb2463c0f9fe2805abc750766e1b02eb6431a4341f4f336c9