[INFO] cloning repository https://github.com/brydenfogelman/advent_of_code_2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brydenfogelman/advent_of_code_2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrydenfogelman%2Fadvent_of_code_2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrydenfogelman%2Fadvent_of_code_2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e7f927d8d410a46101e6fa52d691b11c4f13a5c
[INFO] checking brydenfogelman/advent_of_code_2021 against try#b32fc44666c052e7cf07ab471bfb6f9ec571902f for pr-138676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrydenfogelman%2Fadvent_of_code_2021" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brydenfogelman/advent_of_code_2021 on toolchain b32fc44666c052e7cf07ab471bfb6f9ec571902f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brydenfogelman/advent_of_code_2021
[INFO] finished tweaking git repo https://github.com/brydenfogelman/advent_of_code_2021
[INFO] tweaked toml for git repo https://github.com/brydenfogelman/advent_of_code_2021 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/brydenfogelman/advent_of_code_2021 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" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bee14c2857d727c511bdfce83dacd25f5c5c3d2fc63ae88072e20a3c2cb64c4
[INFO] running `Command { std: "docker" "start" "-a" "4bee14c2857d727c511bdfce83dacd25f5c5c3d2fc63ae88072e20a3c2cb64c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bee14c2857d727c511bdfce83dacd25f5c5c3d2fc63ae88072e20a3c2cb64c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bee14c2857d727c511bdfce83dacd25f5c5c3d2fc63ae88072e20a3c2cb64c4", kill_on_drop: false }`
[INFO] [stdout] 4bee14c2857d727c511bdfce83dacd25f5c5c3d2fc63ae88072e20a3c2cb64c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d78299df348862d50a950859d23466b4596eb59a923bd9c6c65404c0c57652eb
[INFO] running `Command { std: "docker" "start" "-a" "d78299df348862d50a950859d23466b4596eb59a923bd9c6c65404c0c57652eb", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking advent_of_code_2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day_three.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |         if (ones >= zeros) {
[INFO] [stdout]    |            ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 52 -         if (ones >= zeros) {
[INFO] [stdout] 52 +         if ones >= zeros {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day_three.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |         if (ones < zeros) {
[INFO] [stdout]    |            ^            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -         if (ones < zeros) {
[INFO] [stdout] 71 +         if ones < zeros {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day_three.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |         if (ones >= zeros) {
[INFO] [stdout]    |            ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 52 -         if (ones >= zeros) {
[INFO] [stdout] 52 +         if ones >= zeros {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day_three.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |         if (ones < zeros) {
[INFO] [stdout]    |            ^            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -         if (ones < zeros) {
[INFO] [stdout] 71 +         if ones < zeros {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file_to_string` is never used
[INFO] [stdout]  --> src/day_one.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn read_file_to_string(filename: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `strings_to_ints` is never used
[INFO] [stdout]  --> src/day_one.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn strings_to_ints(strings: Vec<&str>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_num_increasing` is never used
[INFO] [stdout]   --> src/day_one.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn find_num_increasing(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_depth_summed` is never used
[INFO] [stdout]   --> src/day_one.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn find_depth_summed(filename: &str, sum_range: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UP` is never used
[INFO] [stdout]  --> src/day_two.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const UP: &str = "up";
[INFO] [stdout]   |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DOWN` is never used
[INFO] [stdout]  --> src/day_two.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const DOWN: &str = "down";
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FORWARD` is never used
[INFO] [stdout]  --> src/day_two.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const FORWARD: &str = "forward";
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HORIZONTAL` is never used
[INFO] [stdout]  --> src/day_two.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const HORIZONTAL: &str = "horizontal";
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VERTICAL` is never used
[INFO] [stdout]  --> src/day_two.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const VERTICAL: &str = "vertical";
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AIM` is never used
[INFO] [stdout]   --> src/day_two.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const AIM: &str = "aim";
[INFO] [stdout]    |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_distance_travelled` is never used
[INFO] [stdout]   --> src/day_two.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn find_distance_travelled(filename: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_power_consumption` is never used
[INFO] [stdout]  --> src/day_three.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn find_power_consumption(filename: &str) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file_to_string` is never used
[INFO] [stdout]  --> src/day_one.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn read_file_to_string(filename: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `strings_to_ints` is never used
[INFO] [stdout]  --> src/day_one.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn strings_to_ints(strings: Vec<&str>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_num_increasing` is never used
[INFO] [stdout]   --> src/day_one.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn find_num_increasing(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_depth_summed` is never used
[INFO] [stdout]   --> src/day_one.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn find_depth_summed(filename: &str, sum_range: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UP` is never used
[INFO] [stdout]  --> src/day_two.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const UP: &str = "up";
[INFO] [stdout]   |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DOWN` is never used
[INFO] [stdout]  --> src/day_two.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const DOWN: &str = "down";
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FORWARD` is never used
[INFO] [stdout]  --> src/day_two.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const FORWARD: &str = "forward";
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HORIZONTAL` is never used
[INFO] [stdout]  --> src/day_two.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const HORIZONTAL: &str = "horizontal";
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VERTICAL` is never used
[INFO] [stdout]  --> src/day_two.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const VERTICAL: &str = "vertical";
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AIM` is never used
[INFO] [stdout]   --> src/day_two.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const AIM: &str = "aim";
[INFO] [stdout]    |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_distance_travelled` is never used
[INFO] [stdout]   --> src/day_two.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn find_distance_travelled(filename: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_power_consumption` is never used
[INFO] [stdout]  --> src/day_three.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn find_power_consumption(filename: &str) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "d78299df348862d50a950859d23466b4596eb59a923bd9c6c65404c0c57652eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78299df348862d50a950859d23466b4596eb59a923bd9c6c65404c0c57652eb", kill_on_drop: false }`
[INFO] [stdout] d78299df348862d50a950859d23466b4596eb59a923bd9c6c65404c0c57652eb