[INFO] cloning repository https://github.com/lyterk/advent_2023 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lyterk/advent_2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flyterk%2Fadvent_2023", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flyterk%2Fadvent_2023'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8c7540d595c92f6f6b3f7d7f823d63a511f121fa [INFO] checking lyterk/advent_2023 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flyterk%2Fadvent_2023" "/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/lyterk/advent_2023 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lyterk/advent_2023 [INFO] finished tweaking git repo https://github.com/lyterk/advent_2023 [INFO] tweaked toml for git repo https://github.com/lyterk/advent_2023 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/lyterk/advent_2023 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 04a1664974800d4f0583fc1e217bf0dde7c722dded48eb4777c916e8d76bfcbc [INFO] running `Command { std: "docker" "start" "-a" "04a1664974800d4f0583fc1e217bf0dde7c722dded48eb4777c916e8d76bfcbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04a1664974800d4f0583fc1e217bf0dde7c722dded48eb4777c916e8d76bfcbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04a1664974800d4f0583fc1e217bf0dde7c722dded48eb4777c916e8d76bfcbc", kill_on_drop: false }` [INFO] [stdout] 04a1664974800d4f0583fc1e217bf0dde7c722dded48eb4777c916e8d76bfcbc [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f611d9830c39d1d9fd038ece4b49a1578f4413465700fc8b803f71da6808151d [INFO] running `Command { std: "docker" "start" "-a" "f611d9830c39d1d9fd038ece4b49a1578f4413465700fc8b803f71da6808151d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling eyre v0.6.9 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking owo-colors v3.5.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking object v0.32.1 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking itertools v0.12.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking tracing-error v0.2.0 [INFO] [stderr] Checking color-spantrace v0.2.1 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking color-eyre v0.6.2 [INFO] [stderr] Checking advent_2023 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `parse_block` is never used [INFO] [stdout] --> src/two.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn parse_block(i: &str) -> IResult<&str, Block> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_game` is never used [INFO] [stdout] --> src/two.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn parse_game(i: &str) -> IResult<&str, Game> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_games` is never used [INFO] [stdout] --> src/two.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_games(i: &str) -> IResult<&str, Vec> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Red`, `Blue`, and `Green` are never constructed [INFO] [stdout] --> src/two.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 47 | enum Block { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 48 | Red(u32), [INFO] [stdout] | ^^^ [INFO] [stdout] 49 | Blue(u32), [INFO] [stdout] | ^^^^ [INFO] [stdout] 50 | Green(u32), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Block` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/two.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | struct MyResult(u64); [INFO] [stdout] | -------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 105 | struct MyResult(()); [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 5.17s [INFO] running `Command { std: "docker" "inspect" "f611d9830c39d1d9fd038ece4b49a1578f4413465700fc8b803f71da6808151d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f611d9830c39d1d9fd038ece4b49a1578f4413465700fc8b803f71da6808151d", kill_on_drop: false }` [INFO] [stdout] f611d9830c39d1d9fd038ece4b49a1578f4413465700fc8b803f71da6808151d [INFO] checking lyterk/advent_2023 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flyterk%2Fadvent_2023" "/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/lyterk/advent_2023 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lyterk/advent_2023 [INFO] finished tweaking git repo https://github.com/lyterk/advent_2023 [INFO] tweaked toml for git repo https://github.com/lyterk/advent_2023 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/lyterk/advent_2023 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1994000b4ef8a41618a56fae92a17a909d15179371e258779809151288337273 [INFO] running `Command { std: "docker" "start" "-a" "1994000b4ef8a41618a56fae92a17a909d15179371e258779809151288337273", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1994000b4ef8a41618a56fae92a17a909d15179371e258779809151288337273", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1994000b4ef8a41618a56fae92a17a909d15179371e258779809151288337273", kill_on_drop: false }` [INFO] [stdout] 1994000b4ef8a41618a56fae92a17a909d15179371e258779809151288337273 [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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a1b301411b6acd993b23f5bf988f316ae927dfc9fa37659d240b5a770335a38 [INFO] running `Command { std: "docker" "start" "-a" "8a1b301411b6acd993b23f5bf988f316ae927dfc9fa37659d240b5a770335a38", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Compiling eyre v0.6.9 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking owo-colors v3.5.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking object v0.32.1 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking itertools v0.12.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking tracing-error v0.2.0 [INFO] [stderr] Checking color-spantrace v0.2.1 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking color-eyre v0.6.2 [INFO] [stderr] Checking advent_2023 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `parse_block` is never used [INFO] [stdout] --> src/two.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn parse_block(i: &str) -> IResult<&str, Block> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_game` is never used [INFO] [stdout] --> src/two.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn parse_game(i: &str) -> IResult<&str, Game> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_games` is never used [INFO] [stdout] --> src/two.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_games(i: &str) -> IResult<&str, Vec> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Red`, `Blue`, and `Green` are never constructed [INFO] [stdout] --> src/two.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 47 | enum Block { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 48 | Red(u32), [INFO] [stdout] | ^^^ [INFO] [stdout] 49 | Blue(u32), [INFO] [stdout] | ^^^^ [INFO] [stdout] 50 | Green(u32), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Block` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/two.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | struct MyResult(u64); [INFO] [stdout] | -------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 105 | struct MyResult(()); [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 4.36s [INFO] running `Command { std: "docker" "inspect" "8a1b301411b6acd993b23f5bf988f316ae927dfc9fa37659d240b5a770335a38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a1b301411b6acd993b23f5bf988f316ae927dfc9fa37659d240b5a770335a38", kill_on_drop: false }` [INFO] [stdout] 8a1b301411b6acd993b23f5bf988f316ae927dfc9fa37659d240b5a770335a38