[INFO] cloning repository https://github.com/24online24/AdventOfCode2024
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/24online24/AdventOfCode2024" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F24online24%2FAdventOfCode2024", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F24online24%2FAdventOfCode2024'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e21b86b699ac025db150c5ce02fadacaa44304d6
[INFO] building 24online24/AdventOfCode2024 against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F24online24%2FAdventOfCode2024" "/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/24online24/AdventOfCode2024 on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/24online24/AdventOfCode2024
[INFO] finished tweaking git repo https://github.com/24online24/AdventOfCode2024
[INFO] tweaked toml for git repo https://github.com/24online24/AdventOfCode2024 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/24online24/AdventOfCode2024 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const_format_proc_macros v0.2.33
[INFO] [stderr]   Downloaded code-timing-macros v0.0.5
[INFO] [stderr]   Downloaded const_format v0.2.33
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 422c30572c2544fac1e43350dbc567e816a5c6e6c979ebd6f88cc1db470e605e
[INFO] running `Command { std: "docker" "start" "-a" "422c30572c2544fac1e43350dbc567e816a5c6e6c979ebd6f88cc1db470e605e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "422c30572c2544fac1e43350dbc567e816a5c6e6c979ebd6f88cc1db470e605e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "422c30572c2544fac1e43350dbc567e816a5c6e6c979ebd6f88cc1db470e605e", kill_on_drop: false }`
[INFO] [stdout] 422c30572c2544fac1e43350dbc567e816a5c6e6c979ebd6f88cc1db470e605e
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4dba4ce2e116b1b42a7177c2930ccb11ceb0a14cc09f60310b4a65043617f46
[INFO] running `Command { std: "docker" "start" "-a" "a4dba4ce2e116b1b42a7177c2930ccb11ceb0a14cc09f60310b4a65043617f46", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.33
[INFO] [stderr]    Compiling const_format v0.2.33
[INFO] [stderr]    Compiling code-timing-macros v0.0.5
[INFO] [stderr]    Compiling advent_of_code2024 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `tracing`
[INFO] [stdout]   --> src/bin/02.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let result = time_snippet!(part1(input_file)?);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `time_snippet` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `time_snippet` may come from an old version of the `code_timing_macros` crate, try updating your dependency with `cargo update -p code_timing_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `time_snippet` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tracing`
[INFO] [stdout]    --> src/bin/02.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let result = time_snippet!(part2(input_file)?);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]     = help: try referring to `time_snippet` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]     = help: the macro `time_snippet` may come from an old version of the `code_timing_macros` crate, try updating your dependency with `cargo update -p code_timing_macros`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `time_snippet` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tracing`
[INFO] [stdout]   --> src/bin/NN.rs:30:18
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let result = time_snippet!(part1(input_file)?);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `time_snippet` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `time_snippet` may come from an old version of the `code_timing_macros` crate, try updating your dependency with `cargo update -p code_timing_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `time_snippet` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tracing`
[INFO] [stdout]   --> src/bin/NN.rs:42:18
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let result = time_snippet!(part2(input_file)?);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `time_snippet` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `time_snippet` may come from an old version of the `code_timing_macros` crate, try updating your dependency with `cargo update -p code_timing_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `time_snippet` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tracing`
[INFO] [stdout]   --> src/bin/01.rs:48:18
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let result = time_snippet!(part1(input_file)?);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `time_snippet` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `time_snippet` may come from an old version of the `code_timing_macros` crate, try updating your dependency with `cargo update -p code_timing_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `time_snippet` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tracing`
[INFO] [stdout]   --> src/bin/01.rs:89:18
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let result = time_snippet!(part2(input_file)?);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `time_snippet` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `time_snippet` may come from an old version of the `code_timing_macros` crate, try updating your dependency with `cargo update -p code_timing_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `time_snippet` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reader`
[INFO] [stdout]   --> src/bin/NN.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn part2<R: BufRead>(reader: R) -> Result<usize> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reader`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.65s
[INFO] running `Command { std: "docker" "inspect" "a4dba4ce2e116b1b42a7177c2930ccb11ceb0a14cc09f60310b4a65043617f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4dba4ce2e116b1b42a7177c2930ccb11ceb0a14cc09f60310b4a65043617f46", kill_on_drop: false }`
[INFO] [stdout] a4dba4ce2e116b1b42a7177c2930ccb11ceb0a14cc09f60310b4a65043617f46
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1608642b079f916869ac3a9e457da4058eb8cbc6818be96e6e75861467761035
[INFO] running `Command { std: "docker" "start" "-a" "1608642b079f916869ac3a9e457da4058eb8cbc6818be96e6e75861467761035", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent_of_code2024 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `tracing`
[INFO] [stdout]   --> src/bin/02.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let result = time_snippet!(part1(input_file)?);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `time_snippet` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `time_snippet` may come from an old version of the `code_timing_macros` crate, try updating your dependency with `cargo update -p code_timing_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `time_snippet` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tracing`
[INFO] [stdout]    --> src/bin/02.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let result = time_snippet!(part2(input_file)?);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]     = help: try referring to `time_snippet` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]     = help: the macro `time_snippet` may come from an old version of the `code_timing_macros` crate, try updating your dependency with `cargo update -p code_timing_macros`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `time_snippet` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tracing`
[INFO] [stdout]   --> src/bin/NN.rs:30:18
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let result = time_snippet!(part1(input_file)?);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `time_snippet` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `time_snippet` may come from an old version of the `code_timing_macros` crate, try updating your dependency with `cargo update -p code_timing_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `time_snippet` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tracing`
[INFO] [stdout]   --> src/bin/NN.rs:42:18
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let result = time_snippet!(part2(input_file)?);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `time_snippet` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `time_snippet` may come from an old version of the `code_timing_macros` crate, try updating your dependency with `cargo update -p code_timing_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `time_snippet` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tracing`
[INFO] [stdout]   --> src/bin/01.rs:48:18
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let result = time_snippet!(part1(input_file)?);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `time_snippet` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `time_snippet` may come from an old version of the `code_timing_macros` crate, try updating your dependency with `cargo update -p code_timing_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `time_snippet` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tracing`
[INFO] [stdout]   --> src/bin/01.rs:89:18
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let result = time_snippet!(part2(input_file)?);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `time_snippet` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `time_snippet` may come from an old version of the `code_timing_macros` crate, try updating your dependency with `cargo update -p code_timing_macros`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `time_snippet` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reader`
[INFO] [stdout]   --> src/bin/NN.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn part2<R: BufRead>(reader: R) -> Result<usize> {
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reader`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "1608642b079f916869ac3a9e457da4058eb8cbc6818be96e6e75861467761035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1608642b079f916869ac3a9e457da4058eb8cbc6818be96e6e75861467761035", kill_on_drop: false }`
[INFO] [stdout] 1608642b079f916869ac3a9e457da4058eb8cbc6818be96e6e75861467761035
