[INFO] cloning repository https://github.com/saint-justin/aoc-2018-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saint-justin/aoc-2018-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaint-justin%2Faoc-2018-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaint-justin%2Faoc-2018-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c9665ec59da0800058bad3d3a8ff67830ceceede [INFO] checking saint-justin/aoc-2018-rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaint-justin%2Faoc-2018-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/saint-justin/aoc-2018-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/saint-justin/aoc-2018-rust [INFO] finished tweaking git repo https://github.com/saint-justin/aoc-2018-rust [INFO] tweaked toml for git repo https://github.com/saint-justin/aoc-2018-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/saint-justin/aoc-2018-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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f8a49ec329f978ecf4b9a99715902b88d17dda2741ad9b8caf2c15704777dc89 [INFO] running `Command { std: "docker" "start" "-a" "f8a49ec329f978ecf4b9a99715902b88d17dda2741ad9b8caf2c15704777dc89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8a49ec329f978ecf4b9a99715902b88d17dda2741ad9b8caf2c15704777dc89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8a49ec329f978ecf4b9a99715902b88d17dda2741ad9b8caf2c15704777dc89", kill_on_drop: false }` [INFO] [stdout] f8a49ec329f978ecf4b9a99715902b88d17dda2741ad9b8caf2c15704777dc89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 62d222940b01c753522caacfaa46721c9e939ed0301f8f0ed627a0c96485f33d [INFO] running `Command { std: "docker" "start" "-a" "62d222940b01c753522caacfaa46721c9e939ed0301f8f0ed627a0c96485f33d", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking iana-time-zone v0.1.53 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking aho-corasick v0.7.19 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking chrono v0.4.22 [INFO] [stderr] Checking regex v1.7.0 [INFO] [stderr] Checking aoc_2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/day_04/mod.rs:2:7 [INFO] [stdout] | [INFO] [stdout] 2 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Datelike`, `Timelike`, `Utc` [INFO] [stdout] --> src/day_04/mod.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use chrono::{Datelike, Timelike, Utc, NaiveDateTime}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/day_04/mod.rs:2:7 [INFO] [stdout] | [INFO] [stdout] 2 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Datelike`, `Timelike`, `Utc` [INFO] [stdout] --> src/day_04/mod.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use chrono::{Datelike, Timelike, Utc, NaiveDateTime}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sorted_guard_data` [INFO] [stdout] --> src/day_04/mod.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let sorted_guard_data: Vec = parse_input(input_vec); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_guard_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sorted_guard_data` [INFO] [stdout] --> src/day_04/mod.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let sorted_guard_data: Vec = parse_input(input_vec); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_guard_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `minute_based_timestamp` [INFO] [stdout] --> src/day_04/mod.rs:39:15 [INFO] [stdout] | [INFO] [stdout] 39 | let mut minute_based_timestamp = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_minute_based_timestamp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `minute_based_timestamp` [INFO] [stdout] --> src/day_04/mod.rs:39:15 [INFO] [stdout] | [INFO] [stdout] 39 | let mut minute_based_timestamp = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_minute_based_timestamp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_04/mod.rs:39:11 [INFO] [stdout] | [INFO] [stdout] 39 | let mut minute_based_timestamp = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day_04/mod.rs:39:11 [INFO] [stdout] | [INFO] [stdout] 39 | let mut minute_based_timestamp = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_all` is never used [INFO] [stdout] --> src/day_01/mod.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn sum_all(input_vec: &Vec<&str>) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_for_first_repeat` is never used [INFO] [stdout] --> src/day_01/mod.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn solve_for_first_repeat(input_vec: &Vec<&str>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_all` is never used [INFO] [stdout] --> src/day_01/mod.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn sum_all(input_vec: &Vec<&str>) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_dups` is never used [INFO] [stdout] --> src/day_02/mod.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn find_dups(input_vec: &Vec<&str>) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_for_first_repeat` is never used [INFO] [stdout] --> src/day_01/mod.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn solve_for_first_repeat(input_vec: &Vec<&str>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_common_key` is never used [INFO] [stdout] --> src/day_02/mod.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn find_common_key(input_vec: &Vec<&str>) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/day_03/mod.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | struct Point {x: u32, y: u32} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_dups` is never used [INFO] [stdout] --> src/day_02/mod.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn find_dups(input_vec: &Vec<&str>) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_common_key` is never used [INFO] [stdout] --> src/day_02/mod.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn find_common_key(input_vec: &Vec<&str>) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Dimensions` is never constructed [INFO] [stdout] --> src/day_03/mod.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | struct Dimensions {h: u32, w: u32} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/day_03/mod.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | struct Point {x: u32, y: u32} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `remove_last_char` is never used [INFO] [stdout] --> src/day_03/mod.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 9 | fn remove_last_char(string: &str) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Dimensions` is never constructed [INFO] [stdout] --> src/day_03/mod.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | struct Dimensions {h: u32, w: u32} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_multiclaim_squares` is never used [INFO] [stdout] --> src/day_03/mod.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn find_multiclaim_squares (input: &Vec<&str>) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `remove_last_char` is never used [INFO] [stdout] --> src/day_03/mod.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 9 | fn remove_last_char(string: &str) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_multiclaim_squares` is never used [INFO] [stdout] --> src/day_03/mod.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn find_multiclaim_squares (input: &Vec<&str>) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_island_square` is never used [INFO] [stdout] --> src/day_03/mod.rs:29:10 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn find_island_square(input: &Vec<&str>) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_island_square` is never used [INFO] [stdout] --> src/day_03/mod.rs:29:10 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn find_island_square(input: &Vec<&str>) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `generate_map_from_input` is never used [INFO] [stdout] --> src/day_03/mod.rs:74:6 [INFO] [stdout] | [INFO] [stdout] 74 | fn generate_map_from_input (input: &Vec<&str>) -> HashMap{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `generate_map_from_input` is never used [INFO] [stdout] --> src/day_03/mod.rs:74:6 [INFO] [stdout] | [INFO] [stdout] 74 | fn generate_map_from_input (input: &Vec<&str>) -> HashMap{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `GuardData` is never constructed [INFO] [stdout] --> src/day_04/mod.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | struct GuardData { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `GuardData` is never constructed [INFO] [stdout] --> src/day_04/mod.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | struct GuardData { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_sleepiest_guard` is never used [INFO] [stdout] --> src/day_04/mod.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn find_sleepiest_guard(input_vec: &Vec<&str>) -> (u32, u32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_sleepiest_guard` is never used [INFO] [stdout] --> src/day_04/mod.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn find_sleepiest_guard(input_vec: &Vec<&str>) -> (u32, u32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_input` is never used [INFO] [stdout] --> src/day_04/mod.rs:25:6 [INFO] [stdout] | [INFO] [stdout] 25 | fn parse_input(input_vec: &Vec<&str>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_input` is never used [INFO] [stdout] --> src/day_04/mod.rs:25:6 [INFO] [stdout] | [INFO] [stdout] 25 | fn parse_input(input_vec: &Vec<&str>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.77s [INFO] running `Command { std: "docker" "inspect" "62d222940b01c753522caacfaa46721c9e939ed0301f8f0ed627a0c96485f33d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62d222940b01c753522caacfaa46721c9e939ed0301f8f0ed627a0c96485f33d", kill_on_drop: false }` [INFO] [stdout] 62d222940b01c753522caacfaa46721c9e939ed0301f8f0ed627a0c96485f33d [INFO] checking saint-justin/aoc-2018-rust against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaint-justin%2Faoc-2018-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/saint-justin/aoc-2018-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/saint-justin/aoc-2018-rust [INFO] finished tweaking git repo https://github.com/saint-justin/aoc-2018-rust [INFO] tweaked toml for git repo https://github.com/saint-justin/aoc-2018-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/saint-justin/aoc-2018-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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 719da5f00ab304e16eb2ca97876b93be57a2ef6c155c595787745bf4745b9e89 [INFO] running `Command { std: "docker" "start" "-a" "719da5f00ab304e16eb2ca97876b93be57a2ef6c155c595787745bf4745b9e89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "719da5f00ab304e16eb2ca97876b93be57a2ef6c155c595787745bf4745b9e89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "719da5f00ab304e16eb2ca97876b93be57a2ef6c155c595787745bf4745b9e89", kill_on_drop: false }` [INFO] [stdout] 719da5f00ab304e16eb2ca97876b93be57a2ef6c155c595787745bf4745b9e89 [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" "-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] 1bdaf5fe1bafcbe549fe77a1a248e05fc8f1fcf861f34dad106bd9b7f3208631 [INFO] running `Command { std: "docker" "start" "-a" "1bdaf5fe1bafcbe549fe77a1a248e05fc8f1fcf861f34dad106bd9b7f3208631", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking iana-time-zone v0.1.53 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking aho-corasick v0.7.19 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking chrono v0.4.22 [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] running `Command { std: "docker" "inspect" "1bdaf5fe1bafcbe549fe77a1a248e05fc8f1fcf861f34dad106bd9b7f3208631", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bdaf5fe1bafcbe549fe77a1a248e05fc8f1fcf861f34dad106bd9b7f3208631", kill_on_drop: false }` [INFO] [stdout] 1bdaf5fe1bafcbe549fe77a1a248e05fc8f1fcf861f34dad106bd9b7f3208631