[INFO] cloning repository https://github.com/evsmithx/scratch_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/evsmithx/scratch_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevsmithx%2Fscratch_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevsmithx%2Fscratch_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e8d4217561c4350eb5b03e90f32546c1e6e6e0c7 [INFO] checking evsmithx/scratch_rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevsmithx%2Fscratch_rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/evsmithx/scratch_rust on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/evsmithx/scratch_rust [INFO] finished tweaking git repo https://github.com/evsmithx/scratch_rust [INFO] tweaked toml for git repo https://github.com/evsmithx/scratch_rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/evsmithx/scratch_rust 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb420fc159b7f66a146a58a86ba7847082741fb08d65c0eb4bb02b2858d91f16 [INFO] running `Command { std: "docker" "start" "-a" "fb420fc159b7f66a146a58a86ba7847082741fb08d65c0eb4bb02b2858d91f16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb420fc159b7f66a146a58a86ba7847082741fb08d65c0eb4bb02b2858d91f16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb420fc159b7f66a146a58a86ba7847082741fb08d65c0eb4bb02b2858d91f16", kill_on_drop: false }` [INFO] [stdout] fb420fc159b7f66a146a58a86ba7847082741fb08d65c0eb4bb02b2858d91f16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3e844e3903a5835a11fa6e714bd39587ba1cb0adc0920f14ad7ab4182cb76dfb [INFO] running `Command { std: "docker" "start" "-a" "3e844e3903a5835a11fa6e714bd39587ba1cb0adc0920f14ad7ab4182cb76dfb", kill_on_drop: false }` [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking regex v1.7.0 [INFO] [stderr] Checking scratch_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/advent_of_code_2022/day16.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let start = "AA"; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/advent_of_code_2022/day16.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let start = "AA"; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `day10` is never used [INFO] [stdout] --> src/advent_of_code_2022/day10.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn day10(input: &String) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `day16` is never used [INFO] [stdout] --> src/advent_of_code_2022/day16.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn day16(input: &String) -> u32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.28s [INFO] running `Command { std: "docker" "inspect" "3e844e3903a5835a11fa6e714bd39587ba1cb0adc0920f14ad7ab4182cb76dfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e844e3903a5835a11fa6e714bd39587ba1cb0adc0920f14ad7ab4182cb76dfb", kill_on_drop: false }` [INFO] [stdout] 3e844e3903a5835a11fa6e714bd39587ba1cb0adc0920f14ad7ab4182cb76dfb