[INFO] cloning repository https://github.com/dmeklund/advent-of-code-2021-deklund
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmeklund/advent-of-code-2021-deklund" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmeklund%2Fadvent-of-code-2021-deklund", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmeklund%2Fadvent-of-code-2021-deklund'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a26e0f9d7b03885508c283f6298740ce3ac7c2d6
[INFO] checking dmeklund/advent-of-code-2021-deklund against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmeklund%2Fadvent-of-code-2021-deklund" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dmeklund/advent-of-code-2021-deklund
[INFO] finished tweaking git repo https://github.com/dmeklund/advent-of-code-2021-deklund
[INFO] tweaked toml for git repo https://github.com/dmeklund/advent-of-code-2021-deklund written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dmeklund/advent-of-code-2021-deklund on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dmeklund/advent-of-code-2021-deklund 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c8c2cc8b3566609e8fb7c3fe9ad2d2e86a054c214e1a02ad10342ebae859a86
[INFO] running `Command { std: "docker" "start" "-a" "3c8c2cc8b3566609e8fb7c3fe9ad2d2e86a054c214e1a02ad10342ebae859a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c8c2cc8b3566609e8fb7c3fe9ad2d2e86a054c214e1a02ad10342ebae859a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c8c2cc8b3566609e8fb7c3fe9ad2d2e86a054c214e1a02ad10342ebae859a86", kill_on_drop: false }`
[INFO] [stdout] 3c8c2cc8b3566609e8fb7c3fe9ad2d2e86a054c214e1a02ad10342ebae859a86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc528a854045b838d05df22bce9898f94603a81592f8b2c73762151cec4c7770
[INFO] running `Command { std: "docker" "start" "-a" "bc528a854045b838d05df22bce9898f94603a81592f8b2c73762151cec4c7770", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking advent-of-code-2021-deklund v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `NdIndex`
[INFO] [stdout]  --> src/bin/day9.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ndarray::{Array2, NdIndex};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `simulate_day` is never used
[INFO] [stdout]  --> src/bin/day6.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl LanternFish {
[INFO] [stdout]   | ---------------- method in this implementation
[INFO] [stdout] 9 |     fn simulate_day(&mut self) -> Option<LanternFish> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `simulate_day` and `count` are never used
[INFO] [stdout]   --> src/bin/day6.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl LanternFishSet {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn simulate_day(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn count(&self) -> usize {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `anum`
[INFO] [stdout]    --> src/bin/day9.rs:162:22
[INFO] [stdout]     |
[INFO] [stdout] 162 |     sizes.sort_by(|&(anum, asize), &(bnum, bsize)| asize.cmp(&bsize));
[INFO] [stdout]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_anum`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bnum`
[INFO] [stdout]    --> src/bin/day9.rs:162:38
[INFO] [stdout]     |
[INFO] [stdout] 162 |     sizes.sort_by(|&(anum, asize), &(bnum, bsize)| asize.cmp(&bsize));
[INFO] [stdout]     |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_bnum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `digit`
[INFO] [stdout]   --> src/bin/day8.rs:80:14
[INFO] [stdout]    |
[INFO] [stdout] 80 |         for (digit, segments) in &digitmap {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_digit`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `digit`
[INFO] [stdout]   --> src/bin/day8.rs:80:14
[INFO] [stdout]    |
[INFO] [stdout] 80 |         for (digit, segments) in &digitmap {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_digit`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mappings`
[INFO] [stdout]    --> src/bin/day8.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let mappings = find_mapping(&display);
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mappings`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mappings`
[INFO] [stdout]    --> src/bin/day8.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let mappings = find_mapping(&display);
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mappings`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `simulate_day` is never used
[INFO] [stdout]  --> src/bin/day6.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl LanternFish {
[INFO] [stdout]   | ---------------- method in this implementation
[INFO] [stdout] 9 |     fn simulate_day(&mut self) -> Option<LanternFish> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `simulate_day` and `count` are never used
[INFO] [stdout]   --> src/bin/day6.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl LanternFishSet {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn simulate_day(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn count(&self) -> usize {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NdIndex`
[INFO] [stdout]  --> src/bin/day9.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ndarray::{Array2, NdIndex};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ind`
[INFO] [stdout]   --> src/bin/day4.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         for ind in 0..bingo.boards.len() {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_ind`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bin/day4.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn new(bingo: &Bingo) -> BingoResults {
[INFO] [stdout]    |                   ^^^^^^     ------------ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn new(bingo: &Bingo) -> BingoResults<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ind`
[INFO] [stdout]   --> src/bin/day4.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         for ind in 0..bingo.boards.len() {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_ind`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bin/day4.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn new(bingo: &Bingo) -> BingoResults {
[INFO] [stdout]    |                   ^^^^^^     ------------ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn new(bingo: &Bingo) -> BingoResults<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `anum`
[INFO] [stdout]    --> src/bin/day9.rs:162:22
[INFO] [stdout]     |
[INFO] [stdout] 162 |     sizes.sort_by(|&(anum, asize), &(bnum, bsize)| asize.cmp(&bsize));
[INFO] [stdout]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_anum`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bnum`
[INFO] [stdout]    --> src/bin/day9.rs:162:38
[INFO] [stdout]     |
[INFO] [stdout] 162 |     sizes.sort_by(|&(anum, asize), &(bnum, bsize)| asize.cmp(&bsize));
[INFO] [stdout]     |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_bnum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "bc528a854045b838d05df22bce9898f94603a81592f8b2c73762151cec4c7770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc528a854045b838d05df22bce9898f94603a81592f8b2c73762151cec4c7770", kill_on_drop: false }`
[INFO] [stdout] bc528a854045b838d05df22bce9898f94603a81592f8b2c73762151cec4c7770