[INFO] cloning repository https://github.com/barneyb/rust_playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/barneyb/rust_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarneyb%2Frust_playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarneyb%2Frust_playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ff637fcacf34ec7e124634a3952c852e1eadf33
[INFO] checking barneyb/rust_playground against nightly-2024-02-05 for check-cfg-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarneyb%2Frust_playground" "/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/barneyb/rust_playground on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/barneyb/rust_playground
[INFO] finished tweaking git repo https://github.com/barneyb/rust_playground
[INFO] tweaked toml for git repo https://github.com/barneyb/rust_playground written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/barneyb/rust_playground 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb7a48184352020015d6374c66f2acdb41f5ab3dfe42cd8979bdab3947473d2b
[INFO] running `Command { std: "docker" "start" "-a" "bb7a48184352020015d6374c66f2acdb41f5ab3dfe42cd8979bdab3947473d2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb7a48184352020015d6374c66f2acdb41f5ab3dfe42cd8979bdab3947473d2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb7a48184352020015d6374c66f2acdb41f5ab3dfe42cd8979bdab3947473d2b", kill_on_drop: false }`
[INFO] [stdout] bb7a48184352020015d6374c66f2acdb41f5ab3dfe42cd8979bdab3947473d2b
[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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a471e15fe0bb52a4da9b7f2feab945da0ebaa6e841f1aa97dc97c6a0830c203a
[INFO] running `Command { std: "docker" "start" "-a" "a471e15fe0bb52a4da9b7f2feab945da0ebaa6e841f1aa97dc97c6a0830c203a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rust_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Dir`, `Turn`
[INFO] [stdout]  --> src/aoc_2019_15/mod.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::geom2d::{Dir, Turn};
[INFO] [stdout]   |                     ^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Processor`, `Program`
[INFO] [stdout]  --> src/aoc_2019_15/mod.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::intcode::{Processor, Program};
[INFO] [stdout]   |                      ^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BW::*`, `BW`
[INFO] [stdout]  --> src/aoc_2019_15/mod.rs:6:27
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::plane::{Plane, BW, BW::*, ToChar};
[INFO] [stdout]   |                           ^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Dir`, `Turn`
[INFO] [stdout]  --> src/aoc_2019_15/mod.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::geom2d::{Dir, Turn};
[INFO] [stdout]   |                     ^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Processor`, `Program`
[INFO] [stdout]  --> src/aoc_2019_15/mod.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::intcode::{Processor, Program};
[INFO] [stdout]   |                      ^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BW::*`, `BW`
[INFO] [stdout]  --> src/aoc_2019_15/mod.rs:6:27
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::plane::{Plane, BW, BW::*, ToChar};
[INFO] [stdout]   |                           ^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prog`
[INFO] [stdout]   --> src/aoc_2019_15/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let prog = intcode::read_from_file(filename);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_prog`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2019_15/mod.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut pos = Point::origin();
[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: field `settings` is never read
[INFO] [stdout]   --> src/aoc_2019_07/mod.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct OptimalPhaseSettings {
[INFO] [stdout]    |        -------------------- field in this struct
[INFO] [stdout] 33 |     settings: PhaseSettings,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OptimalPhaseSettings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Wall` and `Visited` are never constructed
[INFO] [stdout]   --> src/aoc_2019_15/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum Markers {
[INFO] [stdout]    |      ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 11 |     Wall,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 12 |     Visited,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prog`
[INFO] [stdout]   --> src/aoc_2019_15/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let prog = intcode::read_from_file(filename);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_prog`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2019_15/mod.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut pos = Point::origin();
[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: variants `Wall` and `Visited` are never constructed
[INFO] [stdout]   --> src/aoc_2019_15/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum Markers {
[INFO] [stdout]    |      ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 11 |     Wall,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 12 |     Visited,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `Command { std: "docker" "inspect" "a471e15fe0bb52a4da9b7f2feab945da0ebaa6e841f1aa97dc97c6a0830c203a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a471e15fe0bb52a4da9b7f2feab945da0ebaa6e841f1aa97dc97c6a0830c203a", kill_on_drop: false }`
[INFO] [stdout] a471e15fe0bb52a4da9b7f2feab945da0ebaa6e841f1aa97dc97c6a0830c203a
[INFO] checking barneyb/rust_playground against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarneyb%2Frust_playground" "/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/barneyb/rust_playground on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/barneyb/rust_playground
[INFO] finished tweaking git repo https://github.com/barneyb/rust_playground
[INFO] tweaked toml for git repo https://github.com/barneyb/rust_playground written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/barneyb/rust_playground 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" "+nightly-2024-02-05" "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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfc98dcb9f3aa6babf16d2ec0a5cfa06b6ba82aa81c9a36a5b19532be77259dc
[INFO] running `Command { std: "docker" "start" "-a" "bfc98dcb9f3aa6babf16d2ec0a5cfa06b6ba82aa81c9a36a5b19532be77259dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfc98dcb9f3aa6babf16d2ec0a5cfa06b6ba82aa81c9a36a5b19532be77259dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfc98dcb9f3aa6babf16d2ec0a5cfa06b6ba82aa81c9a36a5b19532be77259dc", kill_on_drop: false }`
[INFO] [stdout] bfc98dcb9f3aa6babf16d2ec0a5cfa06b6ba82aa81c9a36a5b19532be77259dc
[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 -Dunexpected_cfgs" "-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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 92fdecb9d22ba4bd8674c82e2495273545afbe626683d4fc55989d4e9ce7a89f
[INFO] running `Command { std: "docker" "start" "-a" "92fdecb9d22ba4bd8674c82e2495273545afbe626683d4fc55989d4e9ce7a89f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rust_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Dir`, `Turn`
[INFO] [stdout]  --> src/aoc_2019_15/mod.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::geom2d::{Dir, Turn};
[INFO] [stdout]   |                     ^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Processor`, `Program`
[INFO] [stdout]  --> src/aoc_2019_15/mod.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::intcode::{Processor, Program};
[INFO] [stdout]   |                      ^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BW::*`, `BW`
[INFO] [stdout]  --> src/aoc_2019_15/mod.rs:6:27
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::plane::{Plane, BW, BW::*, ToChar};
[INFO] [stdout]   |                           ^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `rustfmt`
[INFO] [stdout]   --> src/geom2d.rs:62:20
[INFO] [stdout]    |
[INFO] [stdout] 62 |         #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stdout]    |                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(rustfmt)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Dir`, `Turn`
[INFO] [stdout]  --> src/aoc_2019_15/mod.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::geom2d::{Dir, Turn};
[INFO] [stdout]   |                     ^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Processor`, `Program`
[INFO] [stdout]  --> src/aoc_2019_15/mod.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::intcode::{Processor, Program};
[INFO] [stdout]   |                      ^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BW::*`, `BW`
[INFO] [stdout]  --> src/aoc_2019_15/mod.rs:6:27
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::plane::{Plane, BW, BW::*, ToChar};
[INFO] [stdout]   |                           ^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `rustfmt`
[INFO] [stdout]   --> src/aoc_2019_22/test.rs:52:16
[INFO] [stdout]    |
[INFO] [stdout] 52 |     #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(rustfmt)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `rustfmt`
[INFO] [stdout]   --> src/geom2d.rs:62:20
[INFO] [stdout]    |
[INFO] [stdout] 62 |         #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stdout]    |                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(rustfmt)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prog`
[INFO] [stdout]   --> src/aoc_2019_15/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let prog = intcode::read_from_file(filename);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_prog`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2019_15/mod.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut pos = Point::origin();
[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: field `settings` is never read
[INFO] [stdout]   --> src/aoc_2019_07/mod.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct OptimalPhaseSettings {
[INFO] [stdout]    |        -------------------- field in this struct
[INFO] [stdout] 33 |     settings: PhaseSettings,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OptimalPhaseSettings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Wall` and `Visited` are never constructed
[INFO] [stdout]   --> src/aoc_2019_15/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum Markers {
[INFO] [stdout]    |      ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 11 |     Wall,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 12 |     Visited,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_playground` (lib) due to 2 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `prog`
[INFO] [stdout]   --> src/aoc_2019_15/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let prog = intcode::read_from_file(filename);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_prog`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/aoc_2019_15/mod.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut pos = Point::origin();
[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: variants `Wall` and `Visited` are never constructed
[INFO] [stdout]   --> src/aoc_2019_15/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum Markers {
[INFO] [stdout]    |      ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 11 |     Wall,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 12 |     Visited,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_playground` (lib test) due to 3 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "92fdecb9d22ba4bd8674c82e2495273545afbe626683d4fc55989d4e9ce7a89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92fdecb9d22ba4bd8674c82e2495273545afbe626683d4fc55989d4e9ce7a89f", kill_on_drop: false }`
[INFO] [stdout] 92fdecb9d22ba4bd8674c82e2495273545afbe626683d4fc55989d4e9ce7a89f
