[INFO] cloning repository https://github.com/ddrcoder/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddrcoder/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddrcoder%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddrcoder%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61472bef0618209f0ac11bbf59d723a1eed360ba
[INFO] checking ddrcoder/aoc2020 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%2Fddrcoder%2Faoc2020" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ddrcoder/aoc2020
[INFO] finished tweaking git repo https://github.com/ddrcoder/aoc2020
[INFO] tweaked toml for git repo https://github.com/ddrcoder/aoc2020 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ddrcoder/aoc2020 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/ddrcoder/aoc2020 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94bb7b58bcc3ab6884ad88f17408b016b3692832ff11ae4d7c6e70fa7bc0e96d
[INFO] running `Command { std: "docker" "start" "-a" "94bb7b58bcc3ab6884ad88f17408b016b3692832ff11ae4d7c6e70fa7bc0e96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94bb7b58bcc3ab6884ad88f17408b016b3692832ff11ae4d7c6e70fa7bc0e96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94bb7b58bcc3ab6884ad88f17408b016b3692832ff11ae4d7c6e70fa7bc0e96d", kill_on_drop: false }`
[INFO] [stdout] 94bb7b58bcc3ab6884ad88f17408b016b3692832ff11ae4d7c6e70fa7bc0e96d
[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 -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] f36e578a6be12762f1125ee0beaa669dda7eff449e94c7644ab2d4d5cb99010c
[INFO] running `Command { std: "docker" "start" "-a" "f36e578a6be12762f1125ee0beaa669dda7eff449e94c7644ab2d4d5cb99010c", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking os_str_bytes v4.2.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking scan_fmt v0.2.6
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]     Checking clap v3.0.0-beta.5
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]    --> src/main.rs:423:17
[INFO] [stdout]     |
[INFO] [stdout] 423 |         if cfg!(debug) {
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]    --> src/main.rs:493:17
[INFO] [stdout]     |
[INFO] [stdout] 493 |         if cfg!(debug) {
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]    --> src/main.rs:876:29
[INFO] [stdout]     |
[INFO] [stdout] 876 |                     if cfg!(debug) {
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]    --> src/main.rs:886:29
[INFO] [stdout]     |
[INFO] [stdout] 886 |                     if cfg!(debug) {
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]    --> src/main.rs:903:21
[INFO] [stdout]     |
[INFO] [stdout] 903 |             if cfg!(debug) {
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]    --> src/main.rs:995:13
[INFO] [stdout]     |
[INFO] [stdout] 995 |     if cfg!(debug) {
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1321:21
[INFO] [stdout]      |
[INFO] [stdout] 1321 |             if cfg!(debug) {
[INFO] [stdout]      |                     ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1332:21
[INFO] [stdout]      |
[INFO] [stdout] 1332 |             if cfg!(debug) {
[INFO] [stdout]      |                     ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1342:29
[INFO] [stdout]      |
[INFO] [stdout] 1342 |                     if cfg!(debug) {
[INFO] [stdout]      |                             ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1351:29
[INFO] [stdout]      |
[INFO] [stdout] 1351 |                     if cfg!(debug) {
[INFO] [stdout]      |                             ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1360:29
[INFO] [stdout]      |
[INFO] [stdout] 1360 |                     if cfg!(debug) {
[INFO] [stdout]      |                             ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1370:25
[INFO] [stdout]      |
[INFO] [stdout] 1370 |                 if cfg!(debug) {
[INFO] [stdout]      |                         ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1384:29
[INFO] [stdout]      |
[INFO] [stdout] 1384 |                     if cfg!(debug) {
[INFO] [stdout]      |                             ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1402:25
[INFO] [stdout]      |
[INFO] [stdout] 1402 |                 if cfg!(debug) {
[INFO] [stdout]      |                         ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1417:13
[INFO] [stdout]      |
[INFO] [stdout] 1417 |     if cfg!(debug) {
[INFO] [stdout]      |             ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]    --> src/main.rs:423:17
[INFO] [stdout]     |
[INFO] [stdout] 423 |         if cfg!(debug) {
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]    --> src/main.rs:493:17
[INFO] [stdout]     |
[INFO] [stdout] 493 |         if cfg!(debug) {
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]    --> src/main.rs:876:29
[INFO] [stdout]     |
[INFO] [stdout] 876 |                     if cfg!(debug) {
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]    --> src/main.rs:886:29
[INFO] [stdout]     |
[INFO] [stdout] 886 |                     if cfg!(debug) {
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]    --> src/main.rs:903:21
[INFO] [stdout]     |
[INFO] [stdout] 903 |             if cfg!(debug) {
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]    --> src/main.rs:995:13
[INFO] [stdout]     |
[INFO] [stdout] 995 |     if cfg!(debug) {
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1321:21
[INFO] [stdout]      |
[INFO] [stdout] 1321 |             if cfg!(debug) {
[INFO] [stdout]      |                     ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1332:21
[INFO] [stdout]      |
[INFO] [stdout] 1332 |             if cfg!(debug) {
[INFO] [stdout]      |                     ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1342:29
[INFO] [stdout]      |
[INFO] [stdout] 1342 |                     if cfg!(debug) {
[INFO] [stdout]      |                             ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1351:29
[INFO] [stdout]      |
[INFO] [stdout] 1351 |                     if cfg!(debug) {
[INFO] [stdout]      |                             ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1360:29
[INFO] [stdout]      |
[INFO] [stdout] 1360 |                     if cfg!(debug) {
[INFO] [stdout]      |                             ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1370:25
[INFO] [stdout]      |
[INFO] [stdout] 1370 |                 if cfg!(debug) {
[INFO] [stdout]      |                         ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1384:29
[INFO] [stdout]      |
[INFO] [stdout] 1384 |                     if cfg!(debug) {
[INFO] [stdout]      |                             ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1402:25
[INFO] [stdout]      |
[INFO] [stdout] 1402 |                 if cfg!(debug) {
[INFO] [stdout]      |                         ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `debug`
[INFO] [stdout]     --> src/main.rs:1417:13
[INFO] [stdout]      |
[INFO] [stdout] 1417 |     if cfg!(debug) {
[INFO] [stdout]      |             ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(debug)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(debug)");` to the top of the `build.rs`
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[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 `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc` (bin "aoc" test) due to 48 previous errors; 15 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[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 `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             scan_fmt!(line, "{}-{} {}: {}", usize, usize, char, String)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let (k, v) = scan_fmt!(pair, "{}:{}", String, String).ok().unwrap();
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:665:17
[INFO] [stdout]     |
[INFO] [stdout] 665 |                 scan_fmt!(s, "{/[^:]*/}: {}-{} or {}-{}", String, u16, u16, u16, u16)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (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: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1240:44
[INFO] [stdout]      |
[INFO] [stdout] 1240 |               let (ingredients, allergens) = scan_fmt!(
[INFO] [stdout]      |  ____________________________________________^
[INFO] [stdout] 1241 | |                 line,
[INFO] [stdout] 1242 | |                 "{/[^ ]+( [^( ]+)*/} (contains {/[^)]*/})",
[INFO] [stdout] 1243 | |                 String,
[INFO] [stdout] 1244 | |                 String
[INFO] [stdout] 1245 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `$crate::scan_fmt_help` which comes from the expansion of the macro `scan_fmt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc` (bin "aoc") due to 48 previous errors; 15 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f36e578a6be12762f1125ee0beaa669dda7eff449e94c7644ab2d4d5cb99010c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36e578a6be12762f1125ee0beaa669dda7eff449e94c7644ab2d4d5cb99010c", kill_on_drop: false }`
[INFO] [stdout] f36e578a6be12762f1125ee0beaa669dda7eff449e94c7644ab2d4d5cb99010c