[INFO] cloning repository https://github.com/kopackiw/advent-urous-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kopackiw/advent-urous-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkopackiw%2Fadvent-urous-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkopackiw%2Fadvent-urous-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2df7349591f4448b30886e0823687d77965c718c [INFO] checking kopackiw/advent-urous-rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkopackiw%2Fadvent-urous-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/kopackiw/advent-urous-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/kopackiw/advent-urous-rust [INFO] finished tweaking git repo https://github.com/kopackiw/advent-urous-rust [INFO] tweaked toml for git repo https://github.com/kopackiw/advent-urous-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kopackiw/advent-urous-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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fancy-regex v0.10.0 [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] 4f7fb205453b24cd4ac72051d05e1c2fa30137c617cc3b4a801480585a2600ea [INFO] running `Command { std: "docker" "start" "-a" "4f7fb205453b24cd4ac72051d05e1c2fa30137c617cc3b4a801480585a2600ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4f7fb205453b24cd4ac72051d05e1c2fa30137c617cc3b4a801480585a2600ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f7fb205453b24cd4ac72051d05e1c2fa30137c617cc3b4a801480585a2600ea", kill_on_drop: false }` [INFO] [stdout] 4f7fb205453b24cd4ac72051d05e1c2fa30137c617cc3b4a801480585a2600ea [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] 3a6903cc10ce6897eb495b090328c07707231d1d0e82e2e2c59a5dff1b1d235f [INFO] running `Command { std: "docker" "start" "-a" "3a6903cc10ce6897eb495b090328c07707231d1d0e82e2e2c59a5dff1b1d235f", kill_on_drop: false }` [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking fancy-regex v0.10.0 [INFO] [stderr] Checking advent-urous-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: enum `Direction` is never used [INFO] [stdout] --> src/year_2015/day_01.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | enum Direction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `char_to_direction` is never used [INFO] [stdout] --> src/year_2015/day_01.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn char_to_direction(c: char) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `next_floor` is never used [INFO] [stdout] --> src/year_2015/day_01.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn next_floor(floor: isize, direction: Direction) -> isize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_a` is never used [INFO] [stdout] --> src/year_2015/day_01.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn solve_a(text: &str) -> isize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_b` is never used [INFO] [stdout] --> src/year_2015/day_01.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn solve_b(text: &str) -> Option { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `dimensions` is never read [INFO] [stdout] --> src/year_2015/day_02.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Present { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 14 | dimensions: [usize; 3], [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `areas` is never used [INFO] [stdout] --> src/year_2015/day_02.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 35 | impl Present { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 36 | fn areas(&self) -> [usize; 3] { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `slack_for_present` is never used [INFO] [stdout] --> src/year_2015/day_02.rs:47:8 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn slack_for_present(present: Present) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ribbon_for_present` is never used [INFO] [stdout] --> src/year_2015/day_02.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn ribbon_for_present(present: Present) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/year_2015/day_02.rs:61:4 [INFO] [stdout] | [INFO] [stdout] 61 | fn solve(map_with: fn(Present) -> usize, s: &str) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_a` is never used [INFO] [stdout] --> src/year_2015/day_02.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn solve_a(s: &str) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_b` is never used [INFO] [stdout] --> src/year_2015/day_02.rs:74:8 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn solve_b(s: &str) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Move` is never used [INFO] [stdout] --> src/year_2015/day_03.rs:3:6 [INFO] [stdout] | [INFO] [stdout] 3 | enum Move { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Coordinates` is never used [INFO] [stdout] --> src/year_2015/day_03.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 9 | type Coordinates = (isize, isize); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_move` is never used [INFO] [stdout] --> src/year_2015/day_03.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn to_move(c: char) -> Option { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `on_move` is never used [INFO] [stdout] --> src/year_2015/day_03.rs:21:4 [INFO] [stdout] | [INFO] [stdout] 21 | fn on_move(m: Move, c: Coordinates) -> Coordinates { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/year_2015/day_03.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn solve(s: &str) -> HashSet { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_a` is never used [INFO] [stdout] --> src/year_2015/day_03.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn solve_a(s: &str) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_b` is never used [INFO] [stdout] --> src/year_2015/day_03.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | fn solve_b(s: &str) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_a` is never used [INFO] [stdout] --> src/year_2015/day_04.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn solve_a(key: &str) -> Option { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_b` is never used [INFO] [stdout] --> src/year_2015/day_04.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn solve_b(key: &str) -> Option { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_nice_a` is never used [INFO] [stdout] --> src/year_2015/day_05.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn is_nice_a(s: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_nice_b` is never used [INFO] [stdout] --> src/year_2015/day_05.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn is_nice_b(s: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/year_2015/day_05.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn solve(f: fn(&str) -> bool, s: &str) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_a` is never used [INFO] [stdout] --> src/year_2015/day_05.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn solve_a(s: &str) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_b` is never used [INFO] [stdout] --> src/year_2015/day_05.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn solve_b(s: &str) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Board` is never used [INFO] [stdout] --> src/year_2015/day_06.rs:3:6 [INFO] [stdout] | [INFO] [stdout] 3 | type Board = Vec>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Coordinates` is never used [INFO] [stdout] --> src/year_2015/day_06.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | type Coordinates = (usize, usize); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Command` is never constructed [INFO] [stdout] --> src/year_2015/day_06.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Command { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `CommandType` is never used [INFO] [stdout] --> src/year_2015/day_06.rs:12:6 [INFO] [stdout] | [INFO] [stdout] 12 | enum CommandType { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_coordinates` is never used [INFO] [stdout] --> src/year_2015/day_06.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn parse_coordinates(s: &str) -> Coordinates { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_command` is never used [INFO] [stdout] --> src/year_2015/day_06.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn parse_command(command_type: &str, from: &str, to: &str) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> src/year_2015/day_06.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | fn parse(s: &str) -> Option { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_values` is never used [INFO] [stdout] --> src/year_2015/day_06.rs:67:4 [INFO] [stdout] | [INFO] [stdout] 67 | fn set_values( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/year_2015/day_06.rs:80:4 [INFO] [stdout] | [INFO] [stdout] 80 | fn solve(command_mapping_strategy: fn(&CommandType) -> fn(usize) -> usize, s: &str) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `command_mapping_strategy_a` is never used [INFO] [stdout] --> src/year_2015/day_06.rs:94:4 [INFO] [stdout] | [INFO] [stdout] 94 | fn command_mapping_strategy_a(command_type: &CommandType) -> fn(usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_a` is never used [INFO] [stdout] --> src/year_2015/day_06.rs:102:4 [INFO] [stdout] | [INFO] [stdout] 102 | fn solve_a(s: &str) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `command_mapping_strategy_b` is never used [INFO] [stdout] --> src/year_2015/day_06.rs:106:4 [INFO] [stdout] | [INFO] [stdout] 106 | fn command_mapping_strategy_b(command_type: &CommandType) -> fn(usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_b` is never used [INFO] [stdout] --> src/year_2015/day_06.rs:114:4 [INFO] [stdout] | [INFO] [stdout] 114 | fn solve_b(s: &str) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 39 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/year_2015/day_05.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn solve(f: fn(&str) -> bool, s: &str) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_a` is never used [INFO] [stdout] --> src/year_2015/day_05.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn solve_a(s: &str) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_b` is never used [INFO] [stdout] --> src/year_2015/day_05.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn solve_b(s: &str) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.86s [INFO] running `Command { std: "docker" "inspect" "3a6903cc10ce6897eb495b090328c07707231d1d0e82e2e2c59a5dff1b1d235f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a6903cc10ce6897eb495b090328c07707231d1d0e82e2e2c59a5dff1b1d235f", kill_on_drop: false }` [INFO] [stdout] 3a6903cc10ce6897eb495b090328c07707231d1d0e82e2e2c59a5dff1b1d235f [INFO] checking kopackiw/advent-urous-rust against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkopackiw%2Fadvent-urous-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kopackiw/advent-urous-rust 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/kopackiw/advent-urous-rust [INFO] finished tweaking git repo https://github.com/kopackiw/advent-urous-rust [INFO] tweaked toml for git repo https://github.com/kopackiw/advent-urous-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kopackiw/advent-urous-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f161452d6b5568473e079f4a52e729a80f96db1c2fb68fbd39a2976c19f283cc [INFO] running `Command { std: "docker" "start" "-a" "f161452d6b5568473e079f4a52e729a80f96db1c2fb68fbd39a2976c19f283cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f161452d6b5568473e079f4a52e729a80f96db1c2fb68fbd39a2976c19f283cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f161452d6b5568473e079f4a52e729a80f96db1c2fb68fbd39a2976c19f283cc", kill_on_drop: false }` [INFO] [stdout] f161452d6b5568473e079f4a52e729a80f96db1c2fb68fbd39a2976c19f283cc [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" "-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] 64ecf518eb355242bbdd7fd08a6cb3d19ba1a57751a2c4c2c8df95d093e719a9 [INFO] running `Command { std: "docker" "start" "-a" "64ecf518eb355242bbdd7fd08a6cb3d19ba1a57751a2c4c2c8df95d093e719a9", kill_on_drop: false }` [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.6.0/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] running `Command { std: "docker" "inspect" "64ecf518eb355242bbdd7fd08a6cb3d19ba1a57751a2c4c2c8df95d093e719a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64ecf518eb355242bbdd7fd08a6cb3d19ba1a57751a2c4c2c8df95d093e719a9", kill_on_drop: false }` [INFO] [stdout] 64ecf518eb355242bbdd7fd08a6cb3d19ba1a57751a2c4c2c8df95d093e719a9