[INFO] cloning repository https://github.com/lshi18/aoc-2022 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lshi18/aoc-2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flshi18%2Faoc-2022", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flshi18%2Faoc-2022'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9c648f8ff443940205ec08124fdcfc56dea82349 [INFO] checking lshi18/aoc-2022 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flshi18%2Faoc-2022" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lshi18/aoc-2022 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/lshi18/aoc-2022 [INFO] finished tweaking git repo https://github.com/lshi18/aoc-2022 [INFO] tweaked toml for git repo https://github.com/lshi18/aoc-2022 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/lshi18/aoc-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8da0c813c64591d9a262112b2d5aead76fb7d4bf8cba8b18da1602f413569fb3 [INFO] running `Command { std: "docker" "start" "-a" "8da0c813c64591d9a262112b2d5aead76fb7d4bf8cba8b18da1602f413569fb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8da0c813c64591d9a262112b2d5aead76fb7d4bf8cba8b18da1602f413569fb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8da0c813c64591d9a262112b2d5aead76fb7d4bf8cba8b18da1602f413569fb3", kill_on_drop: false }` [INFO] [stdout] 8da0c813c64591d9a262112b2d5aead76fb7d4bf8cba8b18da1602f413569fb3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6a64996e2a2631c911117b47d2f28d58f52102b08e712afdb81bb444cd1a1937 [INFO] running `Command { std: "docker" "start" "-a" "6a64996e2a2631c911117b47d2f28d58f52102b08e712afdb81bb444cd1a1937", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Compiling serde_json v1.0.91 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking itoa v1.0.5 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Checking ryu v1.0.12 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling indexmap v1.9.2 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking petgraph v0.6.2 [INFO] [stderr] Checking regex v1.7.0 [INFO] [stderr] Checking aoc-2022 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/bin/day-12.rs:114:21 [INFO] [stdout] | [INFO] [stdout] 114 | let (start_pos, c) = map.0.iter().filter(|(_k, v)| **v == 'S').nth(0).unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/bin/day-12.rs:114:21 [INFO] [stdout] | [INFO] [stdout] 114 | let (start_pos, c) = map.0.iter().filter(|(_k, v)| **v == 'S').nth(0).unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/bin/day-8.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn solve(input: &str) -> (usize, usize) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `check_visibility` is never used [INFO] [stdout] --> src/bin/day-8.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn check_visibility(map: &Vec>, result: &mut Vec<(bool, usize)>, index_fn: F) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n_cmd` [INFO] [stdout] --> src/bin/day-9.rs:153:10 [INFO] [stdout] | [INFO] [stdout] 153 | for (n_cmd, h_direction) in head_moves.into_iter().enumerate() { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_n_cmd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/day-9.rs:160:14 [INFO] [stdout] | [INFO] [stdout] 160 | for (i, t) in tails.iter_mut().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n_cmd` [INFO] [stdout] --> src/bin/day-9.rs:153:10 [INFO] [stdout] | [INFO] [stdout] 153 | for (n_cmd, h_direction) in head_moves.into_iter().enumerate() { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_n_cmd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/day-9.rs:160:14 [INFO] [stdout] | [INFO] [stdout] 160 | for (i, t) in tails.iter_mut().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.36s [INFO] running `Command { std: "docker" "inspect" "6a64996e2a2631c911117b47d2f28d58f52102b08e712afdb81bb444cd1a1937", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a64996e2a2631c911117b47d2f28d58f52102b08e712afdb81bb444cd1a1937", kill_on_drop: false }` [INFO] [stdout] 6a64996e2a2631c911117b47d2f28d58f52102b08e712afdb81bb444cd1a1937 [INFO] checking lshi18/aoc-2022 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flshi18%2Faoc-2022" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lshi18/aoc-2022 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lshi18/aoc-2022 [INFO] finished tweaking git repo https://github.com/lshi18/aoc-2022 [INFO] tweaked toml for git repo https://github.com/lshi18/aoc-2022 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/lshi18/aoc-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 273d80c953af7d346eff6464312ecc639866072cd8fb701bb1818bb859049fd0 [INFO] running `Command { std: "docker" "start" "-a" "273d80c953af7d346eff6464312ecc639866072cd8fb701bb1818bb859049fd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "273d80c953af7d346eff6464312ecc639866072cd8fb701bb1818bb859049fd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "273d80c953af7d346eff6464312ecc639866072cd8fb701bb1818bb859049fd0", kill_on_drop: false }` [INFO] [stdout] 273d80c953af7d346eff6464312ecc639866072cd8fb701bb1818bb859049fd0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b6a1bee1cb76fc68492c8c6f9034eb2e20d83be87bb7607e54d146bb0d10ec97 [INFO] running `Command { std: "docker" "start" "-a" "b6a1bee1cb76fc68492c8c6f9034eb2e20d83be87bb7607e54d146bb0d10ec97", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling serde_json v1.0.91 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking itoa v1.0.5 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking ryu v1.0.12 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling indexmap v1.9.2 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking petgraph v0.6.2 [INFO] [stderr] Checking regex v1.7.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.7.0/src/exec.rs:848:13 [INFO] [stdout] | [INFO] [stdout] 848 | / match dfa::Fsm::reverse( [INFO] [stdout] 849 | | &self.ro.dfa_reverse, [INFO] [stdout] 850 | | self.cache.value(), [INFO] [stdout] 851 | | false, [INFO] [stdout] ... | [INFO] [stdout] 862 | | Quit => return Some(Quit), [INFO] [stdout] 863 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "b6a1bee1cb76fc68492c8c6f9034eb2e20d83be87bb7607e54d146bb0d10ec97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6a1bee1cb76fc68492c8c6f9034eb2e20d83be87bb7607e54d146bb0d10ec97", kill_on_drop: false }` [INFO] [stdout] b6a1bee1cb76fc68492c8c6f9034eb2e20d83be87bb7607e54d146bb0d10ec97