[INFO] cloning repository https://github.com/jmagaram/keylayout
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmagaram/keylayout" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmagaram%2Fkeylayout", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmagaram%2Fkeylayout'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e67e6536deb4067b715d4fc07c9f7bb5f8a6ffd9
[INFO] testing jmagaram/keylayout against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmagaram%2Fkeylayout" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jmagaram/keylayout
[INFO] finished tweaking git repo https://github.com/jmagaram/keylayout
[INFO] tweaked toml for git repo https://github.com/jmagaram/keylayout written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jmagaram/keylayout on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jmagaram/keylayout 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ac4ce31438a041337f709064541311a15cce253f074ccf006955d328edd5156
[INFO] running `Command { std: "docker" "start" "-a" "5ac4ce31438a041337f709064541311a15cce253f074ccf006955d328edd5156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ac4ce31438a041337f709064541311a15cce253f074ccf006955d328edd5156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac4ce31438a041337f709064541311a15cce253f074ccf006955d328edd5156", kill_on_drop: false }`
[INFO] [stdout] 5ac4ce31438a041337f709064541311a15cce253f074ccf006955d328edd5156
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] a9d514f8de5019fa8a331d4da332cb2290f146445f1ba433b7e37da3857d0a2d
[INFO] running `Command { std: "docker" "start" "-a" "a9d514f8de5019fa8a331d4da332cb2290f146445f1ba433b7e37da3857d0a2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling cc v1.0.94
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling unicode-width v0.1.12
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling zeroize v1.7.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling thousands v0.2.0
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[INFO] [stderr]    Compiling libsqlite3-sys v0.28.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling hashlink v0.9.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.200
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[INFO] [stderr]    Compiling dialoguer v0.11.0
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling rusqlite v0.31.0
[INFO] [stderr]    Compiling keylayout v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `single_key_penalties` is never read
[INFO] [stdout]   --> src/genetic.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Genetic<'a> {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     single_key_penalties: &'a SingleKeyPenalties,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SubsetSeed` is never constructed
[INFO] [stdout]    --> src/key.rs:273:16
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub struct SubsetSeed {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/genetic.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         self.sender.send(StatusMessage::CalculatedEstimate);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         let _ = self.sender.send(StatusMessage::CalculatedEstimate);
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/genetic.rs:76:25
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         self.sender.send(StatusMessage::CalulatedPrecise);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         let _ = self.sender.send(StatusMessage::CalulatedPrecise);
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/keyboard.rs:398:32
[INFO] [stdout]     |
[INFO] [stdout] 396 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 397 |         dictionary: &'a Dictionary,
[INFO] [stdout]     |                      -- the lifetime is named here
[INFO] [stdout] 398 |     ) -> impl Iterator<Item = (&Word, Penalty)> {
[INFO] [stdout]     |                                ^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 398 |     ) -> impl Iterator<Item = (&'a Word, Penalty)> {
[INFO] [stdout]     |                                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `replace_letters` is never used
[INFO] [stdout]   --> src/dictionary.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Dictionary {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn replace_letters(&self, find: Key, replace_with: Letter) -> Dictionary {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Custom` is never constructed
[INFO] [stdout]   --> src/exhaustive_n_key.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum DictionaryChoice {
[INFO] [stdout]    |          ---------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 33 |     Custom(Dictionary),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FillArgs` is never constructed
[INFO] [stdout]    --> src/exhaustive_n_key.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 282 | pub struct FillArgs {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `solve` is never used
[INFO] [stdout]    --> src/exhaustive_n_key.rs:289:12
[INFO] [stdout]     |
[INFO] [stdout] 288 | impl FillArgs {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 289 |     pub fn solve(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PopularLetterPairingsArgs` is never constructed
[INFO] [stdout]    --> src/exhaustive_n_key.rs:359:12
[INFO] [stdout]     |
[INFO] [stdout] 359 | pub struct PopularLetterPairingsArgs {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `solve` is never used
[INFO] [stdout]    --> src/exhaustive_n_key.rs:367:12
[INFO] [stdout]     |
[INFO] [stdout] 364 | impl PopularLetterPairingsArgs {
[INFO] [stdout]     | ------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 367 |     pub fn solve(&self) -> Solution {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/frequency.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Frequency {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(value: f32) -> Frequency {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `single_key_penalties` is never read
[INFO] [stdout]   --> src/genetic.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Genetic<'a> {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     single_key_penalties: &'a SingleKeyPenalties,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `with_every_letter`, `with_first_n_letters`, `random_subsets`, and `distribute` are never used
[INFO] [stdout]    --> src/key.rs:48:12
[INFO] [stdout]     |
[INFO] [stdout]  40 | impl Key {
[INFO] [stdout]     | -------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  48 |     pub fn with_every_letter() -> Key {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  52 |     pub fn with_first_n_letters(count: u8) -> Key {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 193 |     pub fn random_subsets(&self, groupings: &Vec<u8>) -> impl Iterator<Item = Key> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     pub fn distribute(&self, key_sizes: Tally<u8>) -> impl Iterator<Item = Vec<Key>> + '_ {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RandomSubsets` is never constructed
[INFO] [stdout]    --> src/key.rs:381:8
[INFO] [stdout]     |
[INFO] [stdout] 381 | struct RandomSubsets {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DistributeLetters` is never constructed
[INFO] [stdout]    --> src/key.rs:406:8
[INFO] [stdout]     |
[INFO] [stdout] 406 | struct DistributeLetters {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SubsetSeed` is never constructed
[INFO] [stdout]    --> src/key.rs:273:16
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub struct SubsetSeed {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Seed` is never used
[INFO] [stdout]  --> src/lazy_tree.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub trait Seed<'a, N, T>
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/letter.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl Letter {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn new(char: char) -> Letter {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pairings_to_ignore` is never read
[INFO] [stdout]   --> src/pairing.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Args {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub pairings_to_ignore: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `len` is never used
[INFO] [stdout]   --> src/prohibited.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Prohibited {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `save_csv` and `new` are never used
[INFO] [stdout]   --> src/single_key_penalties.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl SingleKeyPenalties {
[INFO] [stdout]    | ----------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn save_csv(&self) -> Result<(), csv::Error> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn new(dictionary: &Dictionary, max_key_size: u8) -> SingleKeyPenalties {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Args` is never constructed
[INFO] [stdout]  --> src/solution_samples.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Args<'a> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/solution_samples.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl CsvOutput {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn new(s: &Solution, index: usize) -> CsvOutput {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `save_to_csv`, `partitions`, and `calculate` are never used
[INFO] [stdout]    --> src/solution_samples.rs:72:12
[INFO] [stdout]     |
[INFO] [stdout]  71 | impl<'a> Args<'a> {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout]  72 |     pub fn save_to_csv(&'a self) -> Result<(), csv::Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  90 |     fn partitions(&'a self) -> impl Iterator<Item = Partitions> + 'a {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn calculate(&'a self) -> Vec<Solution> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_bits_decreasing` is never used
[INFO] [stdout]   --> src/util.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn set_bits_decreasing(n: u32) -> impl Iterator<Item = usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `replace_letters` is never used
[INFO] [stdout]   --> src/word.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Word {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn replace_letters(&self, find: impl Iterator<Item = Letter>, letter: Letter) -> Word {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `calculate`, `print`, and `save_to_csv` are never used
[INFO] [stdout]   --> src/word_overlap.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl WordOverlap {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 20 |     pub fn calculate(dictionary: &Dictionary, max_pairs: u8) -> WordOverlap {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     pub fn save_to_csv(&self, file_name: &str) -> Result<(), csv::Error> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/genetic.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         self.sender.send(StatusMessage::CalculatedEstimate);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         let _ = self.sender.send(StatusMessage::CalculatedEstimate);
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/genetic.rs:76:25
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         self.sender.send(StatusMessage::CalulatedPrecise);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         let _ = self.sender.send(StatusMessage::CalulatedPrecise);
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/keyboard.rs:398:32
[INFO] [stdout]     |
[INFO] [stdout] 396 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 397 |         dictionary: &'a Dictionary,
[INFO] [stdout]     |                      -- the lifetime is named here
[INFO] [stdout] 398 |     ) -> impl Iterator<Item = (&Word, Penalty)> {
[INFO] [stdout]     |                                ^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 398 |     ) -> impl Iterator<Item = (&'a Word, Penalty)> {
[INFO] [stdout]     |                                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.68s
[INFO] running `Command { std: "docker" "inspect" "a9d514f8de5019fa8a331d4da332cb2290f146445f1ba433b7e37da3857d0a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9d514f8de5019fa8a331d4da332cb2290f146445f1ba433b7e37da3857d0a2d", kill_on_drop: false }`
[INFO] [stdout] a9d514f8de5019fa8a331d4da332cb2290f146445f1ba433b7e37da3857d0a2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] c8f5dc59de2286e90ae9db700647a41bef5e470c18583ecc42b5cf413cb9d93f
[INFO] running `Command { std: "docker" "start" "-a" "c8f5dc59de2286e90ae9db700647a41bef5e470c18583ecc42b5cf413cb9d93f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling textwrap v0.16.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling keylayout v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stdout] warning: field `single_key_penalties` is never read
[INFO] [stdout]   --> src/genetic.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Genetic<'a> {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     single_key_penalties: &'a SingleKeyPenalties,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SubsetSeed` is never constructed
[INFO] [stdout]    --> src/key.rs:273:16
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub struct SubsetSeed {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/genetic.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         self.sender.send(StatusMessage::CalculatedEstimate);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         let _ = self.sender.send(StatusMessage::CalculatedEstimate);
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/genetic.rs:76:25
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         self.sender.send(StatusMessage::CalulatedPrecise);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         let _ = self.sender.send(StatusMessage::CalulatedPrecise);
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/keyboard.rs:398:32
[INFO] [stdout]     |
[INFO] [stdout] 396 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 397 |         dictionary: &'a Dictionary,
[INFO] [stdout]     |                      -- the lifetime is named here
[INFO] [stdout] 398 |     ) -> impl Iterator<Item = (&Word, Penalty)> {
[INFO] [stdout]     |                                ^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 398 |     ) -> impl Iterator<Item = (&'a Word, Penalty)> {
[INFO] [stdout]     |                                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `replace_letters` is never used
[INFO] [stdout]   --> src/dictionary.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Dictionary {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn replace_letters(&self, find: Key, replace_with: Letter) -> Dictionary {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Custom` is never constructed
[INFO] [stdout]   --> src/exhaustive_n_key.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum DictionaryChoice {
[INFO] [stdout]    |          ---------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 33 |     Custom(Dictionary),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FillArgs` is never constructed
[INFO] [stdout]    --> src/exhaustive_n_key.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 282 | pub struct FillArgs {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `solve` is never used
[INFO] [stdout]    --> src/exhaustive_n_key.rs:289:12
[INFO] [stdout]     |
[INFO] [stdout] 288 | impl FillArgs {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 289 |     pub fn solve(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PopularLetterPairingsArgs` is never constructed
[INFO] [stdout]    --> src/exhaustive_n_key.rs:359:12
[INFO] [stdout]     |
[INFO] [stdout] 359 | pub struct PopularLetterPairingsArgs {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `solve` is never used
[INFO] [stdout]    --> src/exhaustive_n_key.rs:367:12
[INFO] [stdout]     |
[INFO] [stdout] 364 | impl PopularLetterPairingsArgs {
[INFO] [stdout]     | ------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 367 |     pub fn solve(&self) -> Solution {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/frequency.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Frequency {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(value: f32) -> Frequency {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `single_key_penalties` is never read
[INFO] [stdout]   --> src/genetic.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Genetic<'a> {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     single_key_penalties: &'a SingleKeyPenalties,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pairings_to_ignore` is never read
[INFO] [stdout]   --> src/pairing.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Args {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub pairings_to_ignore: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `len` is never used
[INFO] [stdout]   --> src/prohibited.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Prohibited {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `save_csv` and `new` are never used
[INFO] [stdout]   --> src/single_key_penalties.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl SingleKeyPenalties {
[INFO] [stdout]    | ----------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn save_csv(&self) -> Result<(), csv::Error> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn new(dictionary: &Dictionary, max_key_size: u8) -> SingleKeyPenalties {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Args` is never constructed
[INFO] [stdout]  --> src/solution_samples.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Args<'a> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/solution_samples.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl CsvOutput {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub fn new(s: &Solution, index: usize) -> CsvOutput {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `save_to_csv`, `partitions`, and `calculate` are never used
[INFO] [stdout]    --> src/solution_samples.rs:72:12
[INFO] [stdout]     |
[INFO] [stdout]  71 | impl<'a> Args<'a> {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout]  72 |     pub fn save_to_csv(&'a self) -> Result<(), csv::Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  90 |     fn partitions(&'a self) -> impl Iterator<Item = Partitions> + 'a {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn calculate(&'a self) -> Vec<Solution> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `calculate`, `print`, and `save_to_csv` are never used
[INFO] [stdout]   --> src/word_overlap.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl WordOverlap {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 20 |     pub fn calculate(dictionary: &Dictionary, max_pairs: u8) -> WordOverlap {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     pub fn save_to_csv(&self, file_name: &str) -> Result<(), csv::Error> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/genetic.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         self.sender.send(StatusMessage::CalculatedEstimate);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         let _ = self.sender.send(StatusMessage::CalculatedEstimate);
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/genetic.rs:76:25
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         self.sender.send(StatusMessage::CalulatedPrecise);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         let _ = self.sender.send(StatusMessage::CalulatedPrecise);
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/keyboard.rs:398:32
[INFO] [stdout]     |
[INFO] [stdout] 396 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 397 |         dictionary: &'a Dictionary,
[INFO] [stdout]     |                      -- the lifetime is named here
[INFO] [stdout] 398 |     ) -> impl Iterator<Item = (&Word, Penalty)> {
[INFO] [stdout]     |                                ^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 398 |     ) -> impl Iterator<Item = (&'a Word, Penalty)> {
[INFO] [stdout]     |                                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `single_key_penalties` is never read
[INFO] [stdout]   --> src/genetic.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Genetic<'a> {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     single_key_penalties: &'a SingleKeyPenalties,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/genetic.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         self.sender.send(StatusMessage::CalculatedEstimate);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         let _ = self.sender.send(StatusMessage::CalculatedEstimate);
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/genetic.rs:76:25
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         self.sender.send(StatusMessage::CalulatedPrecise);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         let _ = self.sender.send(StatusMessage::CalulatedPrecise);
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/keyboard.rs:398:32
[INFO] [stdout]     |
[INFO] [stdout] 396 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 397 |         dictionary: &'a Dictionary,
[INFO] [stdout]     |                      -- the lifetime is named here
[INFO] [stdout] 398 |     ) -> impl Iterator<Item = (&Word, Penalty)> {
[INFO] [stdout]     |                                ^^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 398 |     ) -> impl Iterator<Item = (&'a Word, Penalty)> {
[INFO] [stdout]     |                                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 21.54s
[INFO] running `Command { std: "docker" "inspect" "c8f5dc59de2286e90ae9db700647a41bef5e470c18583ecc42b5cf413cb9d93f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8f5dc59de2286e90ae9db700647a41bef5e470c18583ecc42b5cf413cb9d93f", kill_on_drop: false }`
[INFO] [stdout] c8f5dc59de2286e90ae9db700647a41bef5e470c18583ecc42b5cf413cb9d93f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 22c813715fe56058f6b711278cb5885b1fad70fd02b61aa96886d92ccad4f1b2
[INFO] running `Command { std: "docker" "start" "-a" "22c813715fe56058f6b711278cb5885b1fad70fd02b61aa96886d92ccad4f1b2", kill_on_drop: false }`
[INFO] [stderr] warning: field `single_key_penalties` is never read
[INFO] [stderr]   --> src/genetic.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct Genetic<'a> {
[INFO] [stderr]    |        ------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 25 |     single_key_penalties: &'a SingleKeyPenalties,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SubsetSeed` is never constructed
[INFO] [stderr]    --> src/key.rs:273:16
[INFO] [stderr]     |
[INFO] [stderr] 273 |     pub struct SubsetSeed {
[INFO] [stderr]     |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/genetic.rs:73:25
[INFO] [stderr]    |
[INFO] [stderr] 73 |                         self.sender.send(StatusMessage::CalculatedEstimate);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 73 |                         let _ = self.sender.send(StatusMessage::CalculatedEstimate);
[INFO] [stderr]    |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/genetic.rs:76:25
[INFO] [stderr]    |
[INFO] [stderr] 76 |                         self.sender.send(StatusMessage::CalulatedPrecise);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 76 |                         let _ = self.sender.send(StatusMessage::CalulatedPrecise);
[INFO] [stderr]    |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/keyboard.rs:398:32
[INFO] [stderr]     |
[INFO] [stderr] 396 |         &'a self,
[INFO] [stderr]     |          -- the lifetime is named here
[INFO] [stderr] 397 |         dictionary: &'a Dictionary,
[INFO] [stderr]     |                      -- the lifetime is named here
[INFO] [stderr] 398 |     ) -> impl Iterator<Item = (&Word, Penalty)> {
[INFO] [stderr]     |                                ^^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 398 |     ) -> impl Iterator<Item = (&'a Word, Penalty)> {
[INFO] [stderr]     |                                 ++
[INFO] [stderr] 
[INFO] [stderr] warning: `keylayout` (lib) generated 5 warnings (run `cargo fix --lib -p keylayout` to apply 1 suggestion)
[INFO] [stderr] warning: method `replace_letters` is never used
[INFO] [stderr]   --> src/dictionary.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Dictionary {
[INFO] [stderr]    | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 40 |     pub fn replace_letters(&self, find: Key, replace_with: Letter) -> Dictionary {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Custom` is never constructed
[INFO] [stderr]   --> src/exhaustive_n_key.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub enum DictionaryChoice {
[INFO] [stderr]    |          ---------------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 33 |     Custom(Dictionary),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FillArgs` is never constructed
[INFO] [stderr]    --> src/exhaustive_n_key.rs:282:12
[INFO] [stderr]     |
[INFO] [stderr] 282 | pub struct FillArgs {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `solve` is never used
[INFO] [stderr]    --> src/exhaustive_n_key.rs:289:12
[INFO] [stderr]     |
[INFO] [stderr] 288 | impl FillArgs {
[INFO] [stderr]     | ------------- method in this implementation
[INFO] [stderr] 289 |     pub fn solve(&self) {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PopularLetterPairingsArgs` is never constructed
[INFO] [stderr]    --> src/exhaustive_n_key.rs:359:12
[INFO] [stderr]     |
[INFO] [stderr] 359 | pub struct PopularLetterPairingsArgs {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `solve` is never used
[INFO] [stderr]    --> src/exhaustive_n_key.rs:367:12
[INFO] [stderr]     |
[INFO] [stderr] 364 | impl PopularLetterPairingsArgs {
[INFO] [stderr]     | ------------------------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 367 |     pub fn solve(&self) -> Solution {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/frequency.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl Frequency {
[INFO] [stderr]    | -------------- associated function in this implementation
[INFO] [stderr] 15 |     pub fn new(value: f32) -> Frequency {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `single_key_penalties` is never read
[INFO] [stderr]   --> src/genetic.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct Genetic<'a> {
[INFO] [stderr]    |        ------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 25 |     single_key_penalties: &'a SingleKeyPenalties,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `pairings_to_ignore` is never read
[INFO] [stderr]   --> src/pairing.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct Args {
[INFO] [stderr]    |            ---- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 22 |     pub pairings_to_ignore: u8,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `len` is never used
[INFO] [stderr]   --> src/prohibited.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Prohibited {
[INFO] [stderr]    | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `save_csv` and `new` are never used
[INFO] [stderr]   --> src/single_key_penalties.rs:54:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl SingleKeyPenalties {
[INFO] [stderr]    | ----------------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 54 |     pub fn save_csv(&self) -> Result<(), csv::Error> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn new(dictionary: &Dictionary, max_key_size: u8) -> SingleKeyPenalties {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Args` is never constructed
[INFO] [stderr]  --> src/solution_samples.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Args<'a> {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/solution_samples.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | impl CsvOutput {
[INFO] [stderr]    | -------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 51 |     pub fn new(s: &Solution, index: usize) -> CsvOutput {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `save_to_csv`, `partitions`, and `calculate` are never used
[INFO] [stderr]    --> src/solution_samples.rs:72:12
[INFO] [stderr]     |
[INFO] [stderr]  71 | impl<'a> Args<'a> {
[INFO] [stderr]     | ----------------- methods in this implementation
[INFO] [stderr]  72 |     pub fn save_to_csv(&'a self) -> Result<(), csv::Error> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  90 |     fn partitions(&'a self) -> impl Iterator<Item = Partitions> + 'a {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 105 |     pub fn calculate(&'a self) -> Vec<Solution> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `calculate`, `print`, and `save_to_csv` are never used
[INFO] [stderr]   --> src/word_overlap.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl WordOverlap {
[INFO] [stderr]    | ---------------- associated items in this implementation
[INFO] [stderr] 20 |     pub fn calculate(dictionary: &Dictionary, max_pairs: u8) -> WordOverlap {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 74 |     pub fn print(&self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 86 |     pub fn save_to_csv(&self, file_name: &str) -> Result<(), csv::Error> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `keylayout` (bin "keylayout" test) generated 18 warnings (3 duplicates)
[INFO] [stderr] warning: `keylayout` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/keylayout/e2a4a02412085dce/deps/keylayout-e2a4a02412085dce)
[INFO] [stdout] 
[INFO] [stdout] running 144 tests
[INFO] [stdout] test dictionary::tests::display_top_words ... ignored
[INFO] [stdout] test frequency::tests::display ... ignored
[INFO] [stdout] test frequency::tests::try_from_when_invalid ... ok
[INFO] [stdout] test key::tests::add_test ... ok
[INFO] [stdout] test key::tests::contains_all_test ... ok
[INFO] [stdout] test key::tests::distribute_key_and_print ... ignored
[INFO] [stdout] test key::tests::contains_test ... ok
[INFO] [stdout] test key::tests::count_letters_test ... ok
[INFO] [stdout] test key::tests::distribute_letters_with_equal_key_sizes ... ok
[INFO] [stdout] test key::tests::distribute_letters_with_unequal_key_sizes ... ok
[INFO] [stdout] test key::tests::distribute_many_letters_with_one_key ... ok
[INFO] [stdout] test key::tests::intersect_test ... ok
[INFO] [stdout] test key::tests::distribute_one_letter_on_one_key ... ok
[INFO] [stdout] test key::tests::except_test ... ok
[INFO] [stdout] test key::tests::letters_test ... ok
[INFO] [stdout] test key::tests::max_letter_test ... ok
[INFO] [stdout] test key::tests::max_letters_is_alphabet_size ... ok
[INFO] [stdout] test key::tests::min_letter_test ... ok
[INFO] [stdout] test key::tests::ord_is_alphabetical ... ok
[INFO] [stdout] test key::tests::from_iterator_of_letter ... ok
[INFO] [stdout] test key::tests::ord_of_single_letter_is_alphabetical ... ok
[INFO] [stdout] test key::tests::random_subsets_print_out ... ignored
[INFO] [stdout] test key::tests::random_letter_when_empty_return_none ... ok
[INFO] [stdout] test key::tests::random_subsets_returns_keys_with_all_the_letters_of_source_key ... ok
[INFO] [stdout] test key::tests::remove_test ... ok
[INFO] [stdout] test key::tests::subsets ... ok
[INFO] [stdout] test key::tests::subsets_of_size_zero_return_one_empty_set ... ok
[INFO] [stdout] test key::tests::to_string_concatenates_letters ... ok
[INFO] [stdout] test frequency::tests::try_from_when_valid ... ok
[INFO] [stdout] test key::tests::try_from_str_when_invalid ... ok
[INFO] [stdout] test key::tests::union_test ... ok
[INFO] [stdout] test key::tests::try_from_str_when_valid ... ok
[INFO] [stdout] test key::tests::with_every_letter_includes_every_letter ... ok
[INFO] [stdout] test key::tests::with_first_n_letters_includes_first_n ... ok
[INFO] [stdout] test key::tests::random_letter_gets_every_letter_eventually ... ok
[INFO] [stdout] test key::tests::with_one_letter_test ... ok
[INFO] [stdout] test key_set::tests::word_differences ... ok
[INFO] [stdout] test key_set::tests::display ... ok
[INFO] [stdout] test keyboard::tests::create_file_of_penalty_per_word ... ignored
[INFO] [stdout] test key_set::tests::equality ... ok
[INFO] [stdout] test key::tests::subsets_of_size_test ... ok
[INFO] [stdout] test key::tests::distribute_letters_calculates_results_with_only_correct_letters ... ok
[INFO] [stdout] test keyboard::tests::dfs_builder::with_dfs_creates_unique_final_keyboards ... ok
[INFO] [stdout] test keyboard::tests::dfs_builder::with_dfs_print_keyboards ... ignored
[INFO] [stdout] test keyboard::tests::dfs_builder::with_dfs_creates_proper_number_of_keyboards ... ok
[INFO] [stdout] test keyboard::tests::dfs_builder::with_dfs_never_returns_empty_keyboard ... ok
[INFO] [stdout] test keyboard::tests::display_penalty_for_specific_keyboard ... ignored
[INFO] [stdout] test keyboard::tests::every_swap ... ignored
[INFO] [stdout] test keyboard::tests::find_key_index_for_letter ... ok
[INFO] [stdout] test keyboard::tests::dfs_builder::with_dfs_creates_unique_intermediate_keyboards ... ok
[INFO] [stdout] test key::tests::is_allowed ... ok
[INFO] [stdout] test keyboard::tests::letters ... ok
[INFO] [stdout] test key::tests::distribute_letters_calculates_unique_results ... ok
[INFO] [stdout] test keyboard::tests::random_with_display ... ignored
[INFO] [stdout] test key::tests::subsets_of_size_panic_if_bigger_than_alphabet_size - should panic ... ok
[INFO] [stdout] test key::tests::random_subsets_panic_if_more_groups_than_letters - should panic ... ok
[INFO] [stdout] test key::tests::random_subsets_panic_if_any_group_has_size_zero - should panic ... ok
[INFO] [stdout] test key::tests::with_first_n_letters_panic_if_more_than_alphabet - should panic ... ok
[INFO] [stdout] test keyboard::tests::new_panic_if_keys_with_duplicate_letters - should panic ... ok
[INFO] [stdout] test keyboard::tests::spell_panic_if_required_letter_not_on_keyboard - should panic ... ok
[INFO] [stdout] test keyboard::tests::spell_print_each_dictionary_word_out ... ignored
[INFO] [stdout] test keyboard::tests::swap_random_letters ... ignored
[INFO] [stdout] test keyboard::tests::spell_test ... ok
[INFO] [stdout] test keyboard::tests::with_layout_can_split_on_comma_or_space ... ok
[INFO] [stdout] test lazy_tree::tests::combinations_with_empty ... ok
[INFO] [stdout] test keyboard::tests::spell_serialized_test ... ok
[INFO] [stdout] test letter::tests::alphabet_size_is_number_of_letters ... ok
[INFO] [stdout] test letter::tests::display_is_the_character_from_alphabet_indexed ... ok
[INFO] [stdout] test letter::tests::ord_is_alphabetical ... ok
[INFO] [stdout] test letter::tests::to_u8_index ... ok
[INFO] [stdout] test letter::tests::to_usize_index_returns_zero_based_index_into_alphabet ... ok
[INFO] [stdout] test letter::tests::try_from_char_when_in_alphabet ... ok
[INFO] [stdout] test letter::tests::try_from_char_when_not_in_alphabet ... ok
[INFO] [stdout] test lazy_tree::tests::combinations_with_many_items ... ok
[INFO] [stdout] test letter::tests::to_char ... ok
[INFO] [stdout] test lazy_tree::tests::combinations_with_one_item ... ok
[INFO] [stdout] test letter::tests::new_for_valid_letters_in_alphabet ... ok
[INFO] [stdout] test letter::tests::new_panic_on_invalid_letter - should panic ... ok
[INFO] [stdout] test letter::tests::try_from_u128_when_in_alphabet ... ok
[INFO] [stdout] test letter::tests::try_from_u128_when_not_in_alphabet ... ok
[INFO] [stdout] test partitions::tests::print_a_sample ... ignored
[INFO] [stdout] test letter::tests::try_from_u32_when_in_alphabet ... ok
[INFO] [stdout] test keyboard::tests::dfs_builder::with_dfs_never_calls_prune_more_than_once_per_keyboard ... ok
[INFO] [stdout] test partitions::tests::total_unique_keyboards_print ... ignored
[INFO] [stdout] test penalty::tests::display ... ignored
[INFO] [stdout] test penalty::tests::try_from_when_invalid ... ok
[INFO] [stdout] test penalty::tests::try_from_when_valid ... ok
[INFO] [stdout] test partitions::tests::total_unique_keyboards ... ok
[INFO] [stdout] test letter::tests::try_from_u32_when_not_in_alphabet ... ok
[INFO] [stdout] test partitions::tests::partitions_have_proper_count ... ok
[INFO] [stdout] test tally::tests::calculate_count_of_unique_keyboards ... ok
[INFO] [stdout] test prohibited::tests::is_allowed_with_cache ... ok
[INFO] [stdout] test tally::tests::combinations_display ... ignored
[INFO] [stdout] test tally::tests::combinations_of_empty_is_one_empty ... ok
[INFO] [stdout] test tally::tests::count ... ok
[INFO] [stdout] test tally::tests::count_is_zero_if_item_missing ... ok
[INFO] [stdout] test tally::tests::decrement_by ... ok
[INFO] [stdout] test tally::tests::decrement_by_count_larger_than_current_panics - should panic ... ok
[INFO] [stdout] test tally::tests::decrement_by_removes_item_if_zero ... ok
[INFO] [stdout] test tally::tests::decrement_by_returns_new_count ... ok
[INFO] [stdout] test tally::tests::decrement_by_zero_returns_same_count ... ok
[INFO] [stdout] test prohibited::tests::if_add_empty_key_panic - should panic ... ok
[INFO] [stdout] test tally::tests::from_iterator_of_items ... ok
[INFO] [stdout] test tally::tests::from_tuples_array_ignores_items_with_zero_occurrences ... ok
[INFO] [stdout] test tally::tests::from_tuples_array_sums_duplicate_items ... ok
[INFO] [stdout] test tally::tests::increment_by ... ok
[INFO] [stdout] test tally::tests::increment_by_zero_has_no_effect ... ok
[INFO] [stdout] test tally::tests::increment_by_returns_count ... ok
[INFO] [stdout] test tally::tests::increment_by_zero_returns_same_count ... ok
[INFO] [stdout] test util::tests::choose_test ... ok
[INFO] [stdout] test util::tests::factorial_test ... ok
[INFO] [stdout] test util::tests::same_set_bits_panic_if_count_is_0 - should panic ... ok
[INFO] [stdout] test util::tests::same_set_bits_panic_if_count_more_than_32 - should panic ... ok
[INFO] [stdout] test prohibited::tests::duplicates_removed_when_add_smaller_key_first ... ok
[INFO] [stdout] test prohibited::tests::duplicates_are_removed_when_add_bigger_key_first ... ok
[INFO] [stdout] test util::tests::same_set_bits_returns_correct_count_of_results ... ok
[INFO] [stdout] test util::tests::set_bits_test ... ok
[INFO] [stdout] test word::tests::hash_ignores_frequency ... ok
[INFO] [stdout] test word::tests::len_for_all_word_lengths ... ok
[INFO] [stdout] test word::tests::letters_count_is_correct ... ok
[INFO] [stdout] test word::tests::longest_word_fits_in_u128 ... ok
[INFO] [stdout] test word::tests::new_when_valid ... ok
[INFO] [stdout] test word::tests::cmp_sorts_only_by_word ... ok
[INFO] [stdout] test word::tests::overlap ... ok
[INFO] [stdout] test word::tests::replace_letters_keeps_same_frequency ... ok
[INFO] [stdout] test word::tests::replace_letters ... ok
[INFO] [stdout] test word::tests::try_from_str_when_no_characters_fails ... ok
[INFO] [stdout] test word::tests::try_from_str_when_too_long ... ok
[INFO] [stdout] test word::tests::try_from_tuple_when_invalid ... ok
[INFO] [stdout] test word::tests::try_from_str_when_invalid_characters ... ok
[INFO] [stdout] test tally::tests::combinations_count_is_correct ... ok
[INFO] [stdout] test partitions::tests::partitions_total_to_sum ... ok
[INFO] [stdout] test keyboard::tests::has_prohibited_keys_true_if_any_prohibited ... ok
[INFO] [stdout] test key::tests::distribute_letters_calculates_correct_number_of_results ... ok
[INFO] [stdout] test prohibited::tests::is_allowed ... ok
[INFO] [stdout] test util::tests::same_set_bits_ends_with_top_bits_filled ... ok
[INFO] [stdout] test key::tests::random_subset_gets_every_letter_eventually ... ok
[INFO] [stdout] test dictionary::tests::standard_dictionary_has_proper_count_of_words ... ok
[INFO] [stdout] test dictionary::tests::standard_dictionary_has_proper_letter_set ... ok
[INFO] [stdout] test dictionary::tests::standard_dictionary_has_proper_frequency_sum ... ok
[INFO] [stdout] test keyboard::tests::penalty_score_is_correct ... ok
[INFO] [stdout] test util::tests::same_set_bits_returns_numbers_with_same_count_of_bits ... ok
[INFO] [stdout] test keyboard::tests::dfs_builder::with_dfs_pruned_keyboard_is_last ... ok
[INFO] [stdout] test keyboard::tests::penalty_estimate_comparison has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "22c813715fe56058f6b711278cb5885b1fad70fd02b61aa96886d92ccad4f1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c813715fe56058f6b711278cb5885b1fad70fd02b61aa96886d92ccad4f1b2", kill_on_drop: false }`
[INFO] [stdout] 22c813715fe56058f6b711278cb5885b1fad70fd02b61aa96886d92ccad4f1b2
