[INFO] cloning repository https://github.com/Zak-Temperton/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zak-Temperton/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZak-Temperton%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZak-Temperton%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 445a0cf2de9cfa21eb79e26cefc3571fda1cc413
[INFO] checking Zak-Temperton/aoc2021 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZak-Temperton%2Faoc2021" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Zak-Temperton/aoc2021
[INFO] finished tweaking git repo https://github.com/Zak-Temperton/aoc2021
[INFO] tweaked toml for git repo https://github.com/Zak-Temperton/aoc2021 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Zak-Temperton/aoc2021 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Zak-Temperton/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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97fd44e9d917be852dc2f9e108359302fa656e6b16d8a874bd7709190fb23ea0
[INFO] running `Command { std: "docker" "start" "-a" "97fd44e9d917be852dc2f9e108359302fa656e6b16d8a874bd7709190fb23ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97fd44e9d917be852dc2f9e108359302fa656e6b16d8a874bd7709190fb23ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97fd44e9d917be852dc2f9e108359302fa656e6b16d8a874bd7709190fb23ea0", kill_on_drop: false }`
[INFO] [stdout] 97fd44e9d917be852dc2f9e108359302fa656e6b16d8a874bd7709190fb23ea0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d2c0cf38590ce7d3d3642a6d5d67578af3796dd465b0a9788dcc1c674ba4bbd
[INFO] running `Command { std: "docker" "start" "-a" "0d2c0cf38590ce7d3d3642a6d5d67578af3796dd465b0a9788dcc1c674ba4bbd", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day01.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day02.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day03.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day04.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day05.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day06.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day07.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day08.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day09.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day10.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day11.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day12.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day13.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day14.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day15.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day16.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day17.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day18.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day19.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day20.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day21.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day22.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day24.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day25.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day01.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day02.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day03.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day04.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day05.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day06.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day07.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day08.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day09.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day10.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day11.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day12.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day13.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day14.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day15.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day16.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day17.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day18.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day19.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day20.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day21.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day22.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]    --> src/solutions/day24.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `soft_unstable` has been removed: the general soft-unstable mechanism has been removed
[INFO] [stdout]   --> src/solutions/day25.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[allow(soft_unstable, unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/solutions/day24.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Inp(Register),
[INFO] [stdout]    |     --- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[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] 78 -     Inp(Register),
[INFO] [stdout] 78 +     Inp(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/solutions/day24.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Inp(Register),
[INFO] [stdout]    |     --- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[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] 78 -     Inp(Register),
[INFO] [stdout] 78 +     Inp(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.89s
[INFO] running `Command { std: "docker" "inspect" "0d2c0cf38590ce7d3d3642a6d5d67578af3796dd465b0a9788dcc1c674ba4bbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d2c0cf38590ce7d3d3642a6d5d67578af3796dd465b0a9788dcc1c674ba4bbd", kill_on_drop: false }`
[INFO] [stdout] 0d2c0cf38590ce7d3d3642a6d5d67578af3796dd465b0a9788dcc1c674ba4bbd
