[INFO] cloning repository https://github.com/icechair/aoc2021 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/icechair/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficechair%2Faoc2021", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficechair%2Faoc2021'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5acc01a44ffb42736150070070343564bab34119 [INFO] checking icechair/aoc2021 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficechair%2Faoc2021" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/icechair/aoc2021 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] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/icechair/aoc2021 [INFO] finished tweaking git repo https://github.com/icechair/aoc2021 [INFO] tweaked toml for git repo https://github.com/icechair/aoc2021 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/icechair/aoc2021 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 simple_logger v1.13.0 [INFO] [stderr] Downloaded unicode-width v0.1.9 [INFO] [stderr] Downloaded colored v1.9.3 [INFO] [stderr] Downloaded memchr v2.4.1 [INFO] [stderr] Downloaded chrono v0.4.19 [INFO] [stderr] Downloaded regex v1.5.4 [INFO] [stderr] Downloaded regex-syntax v0.6.25 [INFO] [stderr] Downloaded libc v0.2.103 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 98e7a9faf73e33c8a858ce92e1b8194e4cf35dc6e6c0d3d5137e3d1a2e22c86b [INFO] running `Command { std: "docker" "start" "-a" "98e7a9faf73e33c8a858ce92e1b8194e4cf35dc6e6c0d3d5137e3d1a2e22c86b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "98e7a9faf73e33c8a858ce92e1b8194e4cf35dc6e6c0d3d5137e3d1a2e22c86b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98e7a9faf73e33c8a858ce92e1b8194e4cf35dc6e6c0d3d5137e3d1a2e22c86b", kill_on_drop: false }` [INFO] [stdout] 98e7a9faf73e33c8a858ce92e1b8194e4cf35dc6e6c0d3d5137e3d1a2e22c86b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 224187a685d9c45876f1ab75110f4471e0f86cea9742a31de86a277d5eb51ace [INFO] running `Command { std: "docker" "start" "-a" "224187a685d9c45876f1ab75110f4471e0f86cea9742a31de86a277d5eb51ace", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking simple_logger v1.13.0 [INFO] [stderr] Checking aoc2021-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use log; [INFO] [stdout] | ^^^ the item `log` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use log; [INFO] [stdout] | ^^^ the item `log` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `index` is never used [INFO] [stdout] --> src/solution/index.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn index(row: usize, col: usize, width: usize) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `row_col` is never used [INFO] [stdout] --> src/solution/index.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn row_col(index: usize, width: usize) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `neighbours` is never used [INFO] [stdout] --> src/solution/index.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn neighbours( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_map` is never used [INFO] [stdout] --> src/solution/index.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn print_map(map: &[T], width: usize, height: usize) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `index` is never used [INFO] [stdout] --> src/solution/index.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn index(row: usize, col: usize, width: usize) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `row_col` is never used [INFO] [stdout] --> src/solution/index.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn row_col(index: usize, width: usize) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `neighbours` is never used [INFO] [stdout] --> src/solution/index.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn neighbours( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_map` is never used [INFO] [stdout] --> src/solution/index.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn print_map(map: &[T], width: usize, height: usize) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.96s [INFO] running `Command { std: "docker" "inspect" "224187a685d9c45876f1ab75110f4471e0f86cea9742a31de86a277d5eb51ace", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "224187a685d9c45876f1ab75110f4471e0f86cea9742a31de86a277d5eb51ace", kill_on_drop: false }` [INFO] [stdout] 224187a685d9c45876f1ab75110f4471e0f86cea9742a31de86a277d5eb51ace [INFO] checking icechair/aoc2021 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficechair%2Faoc2021" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/icechair/aoc2021 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] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/icechair/aoc2021 [INFO] finished tweaking git repo https://github.com/icechair/aoc2021 [INFO] tweaked toml for git repo https://github.com/icechair/aoc2021 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/icechair/aoc2021 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 024d77e2f6d60824715c597607fc227e57f00c4409e70930b1f388296b013924 [INFO] running `Command { std: "docker" "start" "-a" "024d77e2f6d60824715c597607fc227e57f00c4409e70930b1f388296b013924", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "024d77e2f6d60824715c597607fc227e57f00c4409e70930b1f388296b013924", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "024d77e2f6d60824715c597607fc227e57f00c4409e70930b1f388296b013924", kill_on_drop: false }` [INFO] [stdout] 024d77e2f6d60824715c597607fc227e57f00c4409e70930b1f388296b013924 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 28e50190ddae344c85f89675bff3ee43874f4151687577ca27442d693e2d49a6 [INFO] running `Command { std: "docker" "start" "-a" "28e50190ddae344c85f89675bff3ee43874f4151687577ca27442d693e2d49a6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/chrono-0.4.19/src/format/parse.rs:491:21 [INFO] [stdout] | [INFO] [stdout] 491 | Err(INVALID)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 491 | Err::(INVALID)?; [INFO] [stdout] | +++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.5.4 [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 `chrono` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.5.4/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" "28e50190ddae344c85f89675bff3ee43874f4151687577ca27442d693e2d49a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28e50190ddae344c85f89675bff3ee43874f4151687577ca27442d693e2d49a6", kill_on_drop: false }` [INFO] [stdout] 28e50190ddae344c85f89675bff3ee43874f4151687577ca27442d693e2d49a6