[INFO] cloning repository https://github.com/Bates550/advent-of-code-2023 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bates550/advent-of-code-2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBates550%2Fadvent-of-code-2023", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBates550%2Fadvent-of-code-2023'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 36a4486c4c179024c673ceaf21fbf7bf307327fb [INFO] checking Bates550/advent-of-code-2023 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%2FBates550%2Fadvent-of-code-2023" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Bates550/advent-of-code-2023 [INFO] finished tweaking git repo https://github.com/Bates550/advent-of-code-2023 [INFO] tweaked toml for git repo https://github.com/Bates550/advent-of-code-2023 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Bates550/advent-of-code-2023 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/Bates550/advent-of-code-2023 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c7b08fc7b824e6fef0fad9b957d26b3cb46b64f592e2b1afcc7aca9a0e7e075d [INFO] running `Command { std: "docker" "start" "-a" "c7b08fc7b824e6fef0fad9b957d26b3cb46b64f592e2b1afcc7aca9a0e7e075d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c7b08fc7b824e6fef0fad9b957d26b3cb46b64f592e2b1afcc7aca9a0e7e075d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7b08fc7b824e6fef0fad9b957d26b3cb46b64f592e2b1afcc7aca9a0e7e075d", kill_on_drop: false }` [INFO] [stdout] c7b08fc7b824e6fef0fad9b957d26b3cb46b64f592e2b1afcc7aca9a0e7e075d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c2a28233510970580c8dd091cae839afcc44b544a2f5562e8a80193077b7fc23 [INFO] running `Command { std: "docker" "start" "-a" "c2a28233510970580c8dd091cae839afcc44b544a2f5562e8a80193077b7fc23", kill_on_drop: false }` [INFO] [stderr] Checking advent-of-code-2023 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `found` is never read [INFO] [stdout] --> src/day3/mod.rs:323:21 [INFO] [stdout] | [INFO] [stdout] 323 | found = true; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/day3/mod.rs:93:46 [INFO] [stdout] | [INFO] [stdout] 93 | let result = self.layout.chars().nth(n.try_into().unwrap()).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 [INFO] [stdout] --> src/day3/mod.rs:156:28 [INFO] [stdout] | [INFO] [stdout] 156 | x: x.try_into().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/day3/mod.rs:157:28 [INFO] [stdout] | [INFO] [stdout] 157 | y: y.try_into().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/day3/mod.rs:177:24 [INFO] [stdout] | [INFO] [stdout] 177 | x: x.try_into().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/day3/mod.rs:178:24 [INFO] [stdout] | [INFO] [stdout] 178 | y: y.try_into().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `advent-of-code-2023` (bin "advent-of-code-2023" test) due to 5 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: value assigned to `found` is never read [INFO] [stdout] --> src/day3/mod.rs:323:21 [INFO] [stdout] | [INFO] [stdout] 323 | found = true; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/day3/mod.rs:93:46 [INFO] [stdout] | [INFO] [stdout] 93 | let result = self.layout.chars().nth(n.try_into().unwrap()).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 [INFO] [stdout] --> src/day3/mod.rs:156:28 [INFO] [stdout] | [INFO] [stdout] 156 | x: x.try_into().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/day3/mod.rs:157:28 [INFO] [stdout] | [INFO] [stdout] 157 | y: y.try_into().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/day3/mod.rs:177:24 [INFO] [stdout] | [INFO] [stdout] 177 | x: x.try_into().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/day3/mod.rs:178:24 [INFO] [stdout] | [INFO] [stdout] 178 | y: y.try_into().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `advent-of-code-2023` (bin "advent-of-code-2023") due to 5 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "c2a28233510970580c8dd091cae839afcc44b544a2f5562e8a80193077b7fc23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2a28233510970580c8dd091cae839afcc44b544a2f5562e8a80193077b7fc23", kill_on_drop: false }` [INFO] [stdout] c2a28233510970580c8dd091cae839afcc44b544a2f5562e8a80193077b7fc23