[INFO] cloning repository https://github.com/dprgarner/advent-of-code-2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dprgarner/advent-of-code-2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdprgarner%2Fadvent-of-code-2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdprgarner%2Fadvent-of-code-2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 132702e1c6eeb8c1205b9851a689c67b6398c855
[INFO] checking dprgarner/advent-of-code-2022 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdprgarner%2Fadvent-of-code-2022" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dprgarner/advent-of-code-2022
[INFO] finished tweaking git repo https://github.com/dprgarner/advent-of-code-2022
[INFO] tweaked toml for git repo https://github.com/dprgarner/advent-of-code-2022 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dprgarner/advent-of-code-2022 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dprgarner/advent-of-code-2022 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 935ba752d220190fae16ba3c0d5d45063e36117d12cd40f365ab28f3e1229fbe
[INFO] running `Command { std: "docker" "start" "-a" "935ba752d220190fae16ba3c0d5d45063e36117d12cd40f365ab28f3e1229fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "935ba752d220190fae16ba3c0d5d45063e36117d12cd40f365ab28f3e1229fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "935ba752d220190fae16ba3c0d5d45063e36117d12cd40f365ab28f3e1229fbe", kill_on_drop: false }`
[INFO] [stdout] 935ba752d220190fae16ba3c0d5d45063e36117d12cd40f365ab28f3e1229fbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1abfb2f8eced15cc0b3ce20dcc7aa1ab425647ec7ffe6b498bcb75f99d8861bc
[INFO] running `Command { std: "docker" "start" "-a" "1abfb2f8eced15cc0b3ce20dcc7aa1ab425647ec7ffe6b498bcb75f99d8861bc", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking advent-of-code-2022 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/aoc_24.rs:91:26
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 .map(|d| (position + d))
[INFO] [stdout]    |                          ^            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 91 -                 .map(|d| (position + d))
[INFO] [stdout] 91 +                 .map(|d| position + d )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/aoc_24.rs:91:26
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 .map(|d| (position + d))
[INFO] [stdout]    |                          ^            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 91 -                 .map(|d| (position + d))
[INFO] [stdout] 91 +                 .map(|d| position + d )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/aoc_07/commands.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     File(u32, String),
[INFO] [stdout]   |     ----      ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ListDirectoryOutput` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 4 -     File(u32, String),
[INFO] [stdout] 4 +     File(u32, ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]   --> src/aoc_22/map.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub trait MonkeyMap {
[INFO] [stdout]    |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn print(&self, position: &Position);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]  --> src/aoc_02.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 |         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   |
[INFO] [stdout] 6 -         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout] 6 +         while let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]   |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   |
[INFO] [stdout] 6 -         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout] 6 +         if let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/aoc_02.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 32 -         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout] 32 +         while let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 32 -         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout] 32 +         if let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/aoc_17.rs:251:17
[INFO] [stdout]     |
[INFO] [stdout] 251 |                 last_occurrence.3.try_into().unwrap(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/aoc_17.rs:252:17
[INFO] [stdout]     |
[INFO] [stdout] 252 |                 chamber.highest.try_into().unwrap(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/aoc_07/commands.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     File(u32, String),
[INFO] [stdout]   |     ----      ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ListDirectoryOutput` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 4 -     File(u32, String),
[INFO] [stdout] 4 +     File(u32, ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]   --> src/aoc_22/map.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub trait MonkeyMap {
[INFO] [stdout]    |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn print(&self, position: &Position);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]  --> src/aoc_02.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 |         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   |
[INFO] [stdout] 6 -         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout] 6 +         while let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]   |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   |
[INFO] [stdout] 6 -         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout] 6 +         if let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/aoc_02.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 32 -         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout] 32 +         while let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 32 -         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout] 32 +         if let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/aoc_17.rs:251:17
[INFO] [stdout]     |
[INFO] [stdout] 251 |                 last_occurrence.3.try_into().unwrap(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/aoc_17.rs:252:17
[INFO] [stdout]     |
[INFO] [stdout] 252 |                 chamber.highest.try_into().unwrap(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code-2022` (bin "advent-of-code-2022" test) due to 2 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `advent-of-code-2022` (bin "advent-of-code-2022") due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1abfb2f8eced15cc0b3ce20dcc7aa1ab425647ec7ffe6b498bcb75f99d8861bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1abfb2f8eced15cc0b3ce20dcc7aa1ab425647ec7ffe6b498bcb75f99d8861bc", kill_on_drop: false }`
[INFO] [stdout] 1abfb2f8eced15cc0b3ce20dcc7aa1ab425647ec7ffe6b498bcb75f99d8861bc
