[INFO] cloning repository https://github.com/blitzerr/rust-aoc2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blitzerr/rust-aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblitzerr%2Frust-aoc2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblitzerr%2Frust-aoc2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 13a8902bb8030c6b4a403e869421f80ccac69877 [INFO] checking blitzerr/rust-aoc2020 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblitzerr%2Frust-aoc2020" "/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/blitzerr/rust-aoc2020 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/blitzerr/rust-aoc2020 [INFO] finished tweaking git repo https://github.com/blitzerr/rust-aoc2020 [INFO] tweaked toml for git repo https://github.com/blitzerr/rust-aoc2020 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/blitzerr/rust-aoc2020 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] 27b3e37ac61c02b53344a1a89dbc8646ed8d356048a403073f6bd93aa8f82e37 [INFO] running `Command { std: "docker" "start" "-a" "27b3e37ac61c02b53344a1a89dbc8646ed8d356048a403073f6bd93aa8f82e37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "27b3e37ac61c02b53344a1a89dbc8646ed8d356048a403073f6bd93aa8f82e37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27b3e37ac61c02b53344a1a89dbc8646ed8d356048a403073f6bd93aa8f82e37", kill_on_drop: false }` [INFO] [stdout] 27b3e37ac61c02b53344a1a89dbc8646ed8d356048a403073f6bd93aa8f82e37 [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] 895565aa3b9e5e27650195cd5692c775a7b09efd27b5419974bb72eaf81dc047 [INFO] running `Command { std: "docker" "start" "-a" "895565aa3b9e5e27650195cd5692c775a7b09efd27b5419974bb72eaf81dc047", kill_on_drop: false }` [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking aoc2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `part1` is never used [INFO] [stdout] --> src/day1.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn part1(expense: &[i32], sum: &i32) -> Option { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `part2` is never used [INFO] [stdout] --> src/day1.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn part2(expense: &[i32], sum: &i32) -> Option { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `min`, `max`, `ch`, and `example` are never read [INFO] [stdout] --> src/day2.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | struct RuleAndExampleSet { [INFO] [stdout] | ----------------- fields in this struct [INFO] [stdout] 5 | min: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] 6 | max: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] 7 | ch: char, [INFO] [stdout] | ^^ [INFO] [stdout] 8 | example: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RuleAndExampleSet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `does_count_lie_between` is never used [INFO] [stdout] --> src/day2.rs:41:4 [INFO] [stdout] | [INFO] [stdout] 41 | fn does_count_lie_between(rule: &RuleAndExampleSet) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `part1` is never used [INFO] [stdout] --> src/day2.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn part1(pwds: &[&str]) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `does_position_contain` is never used [INFO] [stdout] --> src/day2.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn does_position_contain(rule: &RuleAndExampleSet) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `part2` is never used [INFO] [stdout] --> src/day2.rs:81:4 [INFO] [stdout] | [INFO] [stdout] 81 | fn part2(pwds: &[&str]) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_tree` is never used [INFO] [stdout] --> src/day3.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn is_tree(line: &str, idx: usize) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Step` is never constructed [INFO] [stdout] --> src/day3.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct Step { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Pos` is never constructed [INFO] [stdout] --> src/day3.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | struct Pos { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `part1` is never used [INFO] [stdout] --> src/day3.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn part1(trees: &[&str], steps_to_rt: usize, steps_down: usize) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `part1` is never used [INFO] [stdout] --> src/day4.rs:85:4 [INFO] [stdout] | [INFO] [stdout] 85 | fn part1(input: &str) -> (i32, i32) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_valid_height` is never used [INFO] [stdout] --> src/day4.rs:115:4 [INFO] [stdout] | [INFO] [stdout] 115 | fn is_valid_height(ht: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_valid_hair_color` is never used [INFO] [stdout] --> src/day4.rs:125:4 [INFO] [stdout] | [INFO] [stdout] 125 | fn is_valid_hair_color(hcl: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `part2` is never used [INFO] [stdout] --> src/day4.rs:151:4 [INFO] [stdout] | [INFO] [stdout] 151 | fn part2(passport: &Passport) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_row_recursive` is never used [INFO] [stdout] --> src/day5.rs:2:4 [INFO] [stdout] | [INFO] [stdout] 2 | fn get_row_recursive( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_row` is never used [INFO] [stdout] --> src/day5.rs:33:4 [INFO] [stdout] | [INFO] [stdout] 33 | fn get_row(row_str: &[char]) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_col` is never used [INFO] [stdout] --> src/day5.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn get_col(col_str: &[char]) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_missing_seat` is never used [INFO] [stdout] --> src/day5.rs:41:4 [INFO] [stdout] | [INFO] [stdout] 41 | fn find_missing_seat(seats: &Vec) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `part1` is never used [INFO] [stdout] --> src/day5.rs:51:4 [INFO] [stdout] | [INFO] [stdout] 51 | fn part1(boarding_passes: &[&str]) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `all_yesses` is never used [INFO] [stdout] --> src/day6.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn all_yesses(s: &Vec, members: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_groups` is never used [INFO] [stdout] --> src/day6.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn get_groups(s: &str) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_string_to_map` is never used [INFO] [stdout] --> src/day7.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn parse_string_to_map(s: &str) -> HashMap> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_all_paths` is never used [INFO] [stdout] --> src/day7.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | fn create_all_paths<'a>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `part1` is never used [INFO] [stdout] --> src/day7.rs:79:4 [INFO] [stdout] | [INFO] [stdout] 79 | fn part1(s: &str, key: &str) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `travel` is never used [INFO] [stdout] --> src/day7.rs:103:4 [INFO] [stdout] | [INFO] [stdout] 103 | fn travel(key: &str, hm: &HashMap>, spaces: i32) -> i32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `part2` is never used [INFO] [stdout] --> src/day7.rs:120:4 [INFO] [stdout] | [INFO] [stdout] 120 | fn part2(s: &str, key: &str) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> src/day8.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn parse(s: &str) -> Vec<(&str, i32)> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `part1` is never used [INFO] [stdout] --> src/day8.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn part1(s: &str) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exec` is never used [INFO] [stdout] --> src/day8.rs:47:4 [INFO] [stdout] | [INFO] [stdout] 47 | fn exec(v: &Vec<(&str, i32)>) -> (i32, bool) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `modify` is never used [INFO] [stdout] --> src/day8.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn modify(v: &mut Vec<(&str, i32)>, curr: usize) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `part2` is never used [INFO] [stdout] --> src/day8.rs:96:4 [INFO] [stdout] | [INFO] [stdout] 96 | fn part2(s: &str) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/day7.rs:105:14 [INFO] [stdout] | [INFO] [stdout] 105 | for v in hm.get(&key.to_string()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 105 | while let Some(v) = hm.get(&key.to_string()) { [INFO] [stdout] | ~~~~~~~~~~~~~~~ ~~~ [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 105 | if let Some(v) = hm.get(&key.to_string()) { [INFO] [stdout] | ~~~~~~~~~~~~ ~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 33 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/day7.rs:105:14 [INFO] [stdout] | [INFO] [stdout] 105 | for v in hm.get(&key.to_string()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 105 | while let Some(v) = hm.get(&key.to_string()) { [INFO] [stdout] | ~~~~~~~~~~~~~~~ ~~~ [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 105 | if let Some(v) = hm.get(&key.to_string()) { [INFO] [stdout] | ~~~~~~~~~~~~ ~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.42s [INFO] running `Command { std: "docker" "inspect" "895565aa3b9e5e27650195cd5692c775a7b09efd27b5419974bb72eaf81dc047", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "895565aa3b9e5e27650195cd5692c775a7b09efd27b5419974bb72eaf81dc047", kill_on_drop: false }` [INFO] [stdout] 895565aa3b9e5e27650195cd5692c775a7b09efd27b5419974bb72eaf81dc047 [INFO] checking blitzerr/rust-aoc2020 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblitzerr%2Frust-aoc2020" "/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/blitzerr/rust-aoc2020 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/blitzerr/rust-aoc2020 [INFO] finished tweaking git repo https://github.com/blitzerr/rust-aoc2020 [INFO] tweaked toml for git repo https://github.com/blitzerr/rust-aoc2020 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/blitzerr/rust-aoc2020 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] 5b1660c0dca8defb659530d9d2576bed372cdaed0425090520a0dcef94bae7cf [INFO] running `Command { std: "docker" "start" "-a" "5b1660c0dca8defb659530d9d2576bed372cdaed0425090520a0dcef94bae7cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b1660c0dca8defb659530d9d2576bed372cdaed0425090520a0dcef94bae7cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b1660c0dca8defb659530d9d2576bed372cdaed0425090520a0dcef94bae7cf", kill_on_drop: false }` [INFO] [stdout] 5b1660c0dca8defb659530d9d2576bed372cdaed0425090520a0dcef94bae7cf [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] c8c603cd7210556952d27543a0a8daa827a33ce361827e7b58ce2eba092a1295 [INFO] running `Command { std: "docker" "start" "-a" "c8c603cd7210556952d27543a0a8daa827a33ce361827e7b58ce2eba092a1295", kill_on_drop: false }` [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.4.2/src/exec.rs:836:13 [INFO] [stdout] | [INFO] [stdout] 836 | / match dfa::Fsm::reverse( [INFO] [stdout] 837 | | &self.ro.dfa_reverse, [INFO] [stdout] 838 | | self.cache.value(), [INFO] [stdout] 839 | | false, [INFO] [stdout] ... | [INFO] [stdout] 850 | | Quit => return Some(Quit), [INFO] [stdout] 851 | | }; [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] running `Command { std: "docker" "inspect" "c8c603cd7210556952d27543a0a8daa827a33ce361827e7b58ce2eba092a1295", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8c603cd7210556952d27543a0a8daa827a33ce361827e7b58ce2eba092a1295", kill_on_drop: false }` [INFO] [stdout] c8c603cd7210556952d27543a0a8daa827a33ce361827e7b58ce2eba092a1295