[INFO] cloning repository https://github.com/Degover/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/Degover/advent-of-code-2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDegover%2Fadvent-of-code-2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDegover%2Fadvent-of-code-2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0211c1c3f72a90a2a3c7e71a46e0dc4a916336e0
[INFO] checking Degover/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%2FDegover%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/Degover/advent-of-code-2022
[INFO] finished tweaking git repo https://github.com/Degover/advent-of-code-2022
[INFO] tweaked toml for git repo https://github.com/Degover/advent-of-code-2022 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Degover/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/Degover/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] [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-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] 0e7dcb97ca453c149cb487a27273ecef4b34cf5a652fe7ffba080d630c5bef8a
[INFO] running `Command { std: "docker" "start" "-a" "0e7dcb97ca453c149cb487a27273ecef4b34cf5a652fe7ffba080d630c5bef8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e7dcb97ca453c149cb487a27273ecef4b34cf5a652fe7ffba080d630c5bef8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7dcb97ca453c149cb487a27273ecef4b34cf5a652fe7ffba080d630c5bef8a", kill_on_drop: false }`
[INFO] [stdout] 0e7dcb97ca453c149cb487a27273ecef4b34cf5a652fe7ffba080d630c5bef8a
[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] c958e6df38ca3bd429b3677287c927990124a8b9f67ac4e86ba0c76e7650065b
[INFO] running `Command { std: "docker" "start" "-a" "c958e6df38ca3bd429b3677287c927990124a8b9f67ac4e86ba0c76e7650065b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking advent-of-code-2022 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_09/commons.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         for mut knot in self.knots.iter_mut() {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<char>, Infallible>
[INFO] [stdout]   --> src/day_06/commons.rs:24:36
[INFO] [stdout]    |
[INFO] [stdout] 24 |               let chunk: Vec<char> = self.data_stream[i - self.marker_size..i]
[INFO] [stdout]    |  ____________________________________^
[INFO] [stdout] 25 | |                 .try_into()
[INFO] [stdout]    | |___________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code-2022` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_09/commons.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         for mut knot in self.knots.iter_mut() {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<char>, Infallible>
[INFO] [stdout]   --> src/day_06/commons.rs:24:36
[INFO] [stdout]    |
[INFO] [stdout] 24 |               let chunk: Vec<char> = self.data_stream[i - self.marker_size..i]
[INFO] [stdout]    |  ____________________________________^
[INFO] [stdout] 25 | |                 .try_into()
[INFO] [stdout]    | |___________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code-2022` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c958e6df38ca3bd429b3677287c927990124a8b9f67ac4e86ba0c76e7650065b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c958e6df38ca3bd429b3677287c927990124a8b9f67ac4e86ba0c76e7650065b", kill_on_drop: false }`
[INFO] [stdout] c958e6df38ca3bd429b3677287c927990124a8b9f67ac4e86ba0c76e7650065b