[INFO] cloning repository https://github.com/gpluscb/aoc-2023 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gpluscb/aoc-2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgpluscb%2Faoc-2023", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgpluscb%2Faoc-2023'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e16737f18b05cf7616d985da8ba16f13e13c9994 [INFO] checking gpluscb/aoc-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%2Fgpluscb%2Faoc-2023" "/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/gpluscb/aoc-2023 [INFO] finished tweaking git repo https://github.com/gpluscb/aoc-2023 [INFO] tweaked toml for git repo https://github.com/gpluscb/aoc-2023 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/gpluscb/aoc-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/gpluscb/aoc-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] 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] 2bea09d0b1aaa335e52de6169a293c5c2dee2617c3e5e763ae09f0cbde795cfe [INFO] running `Command { std: "docker" "start" "-a" "2bea09d0b1aaa335e52de6169a293c5c2dee2617c3e5e763ae09f0cbde795cfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2bea09d0b1aaa335e52de6169a293c5c2dee2617c3e5e763ae09f0cbde795cfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bea09d0b1aaa335e52de6169a293c5c2dee2617c3e5e763ae09f0cbde795cfe", kill_on_drop: false }` [INFO] [stdout] 2bea09d0b1aaa335e52de6169a293c5c2dee2617c3e5e763ae09f0cbde795cfe [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] 95b3a12499e8198fabb132eac51e139b69e8e4d9b07fa1cc674e1903666af832 [INFO] running `Command { std: "docker" "start" "-a" "95b3a12499e8198fabb132eac51e139b69e8e4d9b07fa1cc674e1903666af832", kill_on_drop: false }` [INFO] [stderr] Checking iana-time-zone v0.1.58 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking itertools v0.12.0 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Compiling strum_macros v0.25.3 [INFO] [stderr] Checking strum v0.25.0 [INFO] [stderr] Checking aoc-2023 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `TestFailure` is never constructed [INFO] [stdout] --> src/main.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct TestFailure { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (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/challenge/day3.rs:30:53 [INFO] [stdout] | [INFO] [stdout] 30 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 31 | | let mut symbols = Vec::new(); [INFO] [stdout] 32 | | let mut numbers = Vec::new(); [INFO] [stdout] ... | [INFO] [stdout] 76 | | Ok(SchematicInfo { symbols, numbers }) [INFO] [stdout] 77 | | } [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/challenge/day3.rs:30:53 [INFO] [stdout] | [INFO] [stdout] 30 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 31 | | let mut symbols = Vec::new(); [INFO] [stdout] 32 | | let mut numbers = Vec::new(); [INFO] [stdout] ... | [INFO] [stdout] 76 | | Ok(SchematicInfo { symbols, numbers }) [INFO] [stdout] 77 | | } [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/challenge/day3.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | Ok(SchematicInfo { symbols, numbers }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/challenge/day3.rs:133:5 [INFO] [stdout] | [INFO] [stdout] 133 | / input [INFO] [stdout] 134 | | .parse::() [INFO] [stdout] | |_________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/challenge/day3.rs:142:5 [INFO] [stdout] | [INFO] [stdout] 142 | / input [INFO] [stdout] 143 | | .parse::() [INFO] [stdout] | |_________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/challenge/day3.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | Ok(SchematicInfo { symbols, numbers }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/challenge/day3.rs:133:5 [INFO] [stdout] | [INFO] [stdout] 133 | / input [INFO] [stdout] 134 | | .parse::() [INFO] [stdout] | |_________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/challenge/day3.rs:142:5 [INFO] [stdout] | [INFO] [stdout] 142 | / input [INFO] [stdout] 143 | | .parse::() [INFO] [stdout] | |_________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `aoc-2023` (bin "aoc-2023" test) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `aoc-2023` (bin "aoc-2023") due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "95b3a12499e8198fabb132eac51e139b69e8e4d9b07fa1cc674e1903666af832", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95b3a12499e8198fabb132eac51e139b69e8e4d9b07fa1cc674e1903666af832", kill_on_drop: false }` [INFO] [stdout] 95b3a12499e8198fabb132eac51e139b69e8e4d9b07fa1cc674e1903666af832