[INFO] cloning repository https://github.com/jugglerchris/adventofcode2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jugglerchris/adventofcode2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjugglerchris%2Fadventofcode2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjugglerchris%2Fadventofcode2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 871d9c0a847e821ab6b58e96418f4c57c820d469
[INFO] checking jugglerchris/adventofcode2022 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjugglerchris%2Fadventofcode2022" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jugglerchris/adventofcode2022
[INFO] finished tweaking git repo https://github.com/jugglerchris/adventofcode2022
[INFO] tweaked toml for git repo https://github.com/jugglerchris/adventofcode2022 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jugglerchris/adventofcode2022 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jugglerchris/adventofcode2022 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4076e2c539ba331ee8db8d407dc0c3b747d0612073c1cca191c5fbe1ed81a501
[INFO] running `Command { std: "docker" "start" "-a" "4076e2c539ba331ee8db8d407dc0c3b747d0612073c1cca191c5fbe1ed81a501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4076e2c539ba331ee8db8d407dc0c3b747d0612073c1cca191c5fbe1ed81a501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4076e2c539ba331ee8db8d407dc0c3b747d0612073c1cca191c5fbe1ed81a501", kill_on_drop: false }`
[INFO] [stdout] 4076e2c539ba331ee8db8d407dc0c3b747d0612073c1cca191c5fbe1ed81a501
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57f52570313a66b96fe3a33893d3d186c066831586b8a725fda3988f9d0e9b9d
[INFO] running `Command { std: "docker" "start" "-a" "57f52570313a66b96fe3a33893d3d186c066831586b8a725fda3988f9d0e9b9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking termion v2.0.1
[INFO] [stderr]     Checking rayon v1.6.1
[INFO] [stderr]     Checking adventofcode2022 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `draw_board` is never used
[INFO] [stdout]   --> examples/day24.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn draw_board(data: &Data, t: usize, positions: &HashSet<(usize, usize)>) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> examples/day16.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / regex_parser!(parse_valve: Valve {
[INFO] [stdout] 16 | |     U = r#"^Valve (\w+) has flow rate=(\d+); tunnels? leads? to valves? ([\w, ]+)$"# =>
[INFO] [stdout] 17 | |         |name: String, flow: usize, names: String| {
[INFO] [stdout] 18 | |             let valves = names.split(", ")
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | | });
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `regex_parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> examples/day21.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | / regex_parser!(parse_monkey: Monkey {
[INFO] [stdout] 33 | |     C = r#"(\w+): (-?\d+)$"# =>
[INFO] [stdout] 34 | |         |name: String, c: Val| Monkey {
[INFO] [stdout] 35 | |             name, op: Op::Const(c)
[INFO] [stdout] ...  |
[INFO] [stdout] 53 | | });
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `regex_parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `adventofcode2022` (example "day16") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `adventofcode2022` (example "day21") due to 1 previous error
[INFO] [stderr] error: could not compile `adventofcode2022` (example "day7") due to 1 previous error
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> examples/day7.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / regex_parser!(parse_command: Command {
[INFO] [stdout] 19 | |     CDR = r#"^\$ cd /"# => | | { CdRoot },
[INFO] [stdout] 20 | |     CDUP = r#"^\$ cd \.\."# => | | { Command::CdUp },
[INFO] [stdout] 21 | |     CD = r#"^\$ cd (\w+)"# => |dir: String| { Cd(dir) },
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     DIR = r#"^dir (\w+)"# => |name: String| { DirEntry(name) }
[INFO] [stdout] 25 | | });
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `regex_parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "57f52570313a66b96fe3a33893d3d186c066831586b8a725fda3988f9d0e9b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f52570313a66b96fe3a33893d3d186c066831586b8a725fda3988f9d0e9b9d", kill_on_drop: false }`
[INFO] [stdout] 57f52570313a66b96fe3a33893d3d186c066831586b8a725fda3988f9d0e9b9d