[INFO] cloning repository https://github.com/Jasonshengxi/keyboard
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jasonshengxi/keyboard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasonshengxi%2Fkeyboard", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasonshengxi%2Fkeyboard'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ba0c24a7349eb261b2bb3e6779980eb49e0268d
[INFO] testing Jasonshengxi/keyboard against master#cced03bfd61a304243a34504618ecec86c17063f for pr-154065-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasonshengxi%2Fkeyboard" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Jasonshengxi/keyboard
[INFO] finished tweaking git repo https://github.com/Jasonshengxi/keyboard
[INFO] tweaked toml for git repo https://github.com/Jasonshengxi/keyboard written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Jasonshengxi/keyboard on toolchain cced03bfd61a304243a34504618ecec86c17063f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Jasonshengxi/keyboard 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" "+cced03bfd61a304243a34504618ecec86c17063f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "57abbf95222273938499375e2ec53475bd4c1007287722995756a7a6ae8200d8", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2b5f6bb118eeebd668dbe5a6128758c36461fde45e72093a8baea540062268c
[INFO] running `Command { std: "docker" "start" "-a" "b2b5f6bb118eeebd668dbe5a6128758c36461fde45e72093a8baea540062268c", kill_on_drop: false }`
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[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
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[INFO] [stderr]    Compiling futures-lite v2.6.0
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[INFO] [stderr]    Compiling rustc-hash v2.1.1
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[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling enumflags2_derive v0.7.11
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling async-trait v0.1.87
[INFO] [stderr]    Compiling num_enum_derive v0.7.3
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling num_enum v0.7.3
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling polling v3.7.4
[INFO] [stderr]    Compiling async-io v2.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling async-signal v0.2.10
[INFO] [stderr]    Compiling async-process v2.3.0
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling zvariant_utils v3.2.0
[INFO] [stderr]    Compiling enumflags2 v0.7.11
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling zvariant_derive v5.4.0
[INFO] [stderr]    Compiling zvariant v5.4.0
[INFO] [stderr]    Compiling zbus_names v4.2.0
[INFO] [stderr]    Compiling zbus_macros v5.5.0
[INFO] [stderr]    Compiling zbus v5.5.0
[INFO] [stderr]    Compiling notify-rust v4.11.5
[INFO] [stderr]    Compiling keyboard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     return;
[INFO] [stdout]    |     ------ any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 76 |     let kl = KeyboardLayout::generate(&reference_layout, &keyboard).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_layout`
[INFO] [stdout]   --> src/main.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let start_layout: Layout =
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_layout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eval_trigrams` is never used
[INFO] [stdout]    --> src/evaluate.rs:281:8
[INFO] [stdout]     |
[INFO] [stdout] 281 | pub fn eval_trigrams(info: &KeyboardLayout, trigrams: &Trigrams) -> TrigramEval {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `one_trigram_any` is never used
[INFO] [stdout]    --> src/evaluate.rs:515:8
[INFO] [stdout]     |
[INFO] [stdout] 515 | pub fn one_trigram_any<T>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `one_trigram` is never used
[INFO] [stdout]    --> src/evaluate.rs:535:8
[INFO] [stdout]     |
[INFO] [stdout] 535 | pub fn one_trigram(info: &KeyboardLayout, trigram: [u8; 3]) -> TrigramEval {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `colemak_dh` is never used
[INFO] [stdout]   --> src/ferris.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn colemak_dh() -> Layout {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `canary` is never used
[INFO] [stdout]   --> src/ferris.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn canary() -> Layout {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `flip_internal` is never used
[INFO] [stdout]   --> src/ferris.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn flip_internal<T: Copy>(buffer: &[T]) -> Vec<T> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `flip_layout` is never used
[INFO] [stdout]   --> src/ferris.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub fn flip_layout(layout: &Layout) -> Layout {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Step` is never used
[INFO] [stdout]   --> src/iter.rs:45:11
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub trait Step: Copy {
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Range` is never constructed
[INFO] [stdout]   --> src/iter.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct Range<T> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/iter.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl<T> Range<T> {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 56 |     pub fn new(at: T, end: T) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `layer` and `first_layer` are never used
[INFO] [stdout]    --> src/layout.rs:161:12
[INFO] [stdout]     |
[INFO] [stdout] 136 | impl Layout {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 161 |     pub fn layer(&self, layer: u8) -> &LayoutLayer {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn first_layer(&self) -> &LayoutLayer {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `render_frequency_table` is never used
[INFO] [stdout]  --> src/output.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn render_frequency_table<I, F, E, const NGRAM: usize>(
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "b2b5f6bb118eeebd668dbe5a6128758c36461fde45e72093a8baea540062268c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2b5f6bb118eeebd668dbe5a6128758c36461fde45e72093a8baea540062268c", kill_on_drop: false }`
[INFO] [stdout] b2b5f6bb118eeebd668dbe5a6128758c36461fde45e72093a8baea540062268c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1fac229da030c5487c6f0058eced7efba9cf914436084d7e00859cb797034de
[INFO] running `Command { std: "docker" "start" "-a" "d1fac229da030c5487c6f0058eced7efba9cf914436084d7e00859cb797034de", kill_on_drop: false }`
[INFO] [stderr]    Compiling keyboard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     return;
[INFO] [stdout]    |     ------ any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 76 |     let kl = KeyboardLayout::generate(&reference_layout, &keyboard).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_layout`
[INFO] [stdout]   --> src/main.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let start_layout: Layout =
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_layout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eval_trigrams` is never used
[INFO] [stdout]    --> src/evaluate.rs:281:8
[INFO] [stdout]     |
[INFO] [stdout] 281 | pub fn eval_trigrams(info: &KeyboardLayout, trigrams: &Trigrams) -> TrigramEval {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `one_trigram_any` is never used
[INFO] [stdout]    --> src/evaluate.rs:515:8
[INFO] [stdout]     |
[INFO] [stdout] 515 | pub fn one_trigram_any<T>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `one_trigram` is never used
[INFO] [stdout]    --> src/evaluate.rs:535:8
[INFO] [stdout]     |
[INFO] [stdout] 535 | pub fn one_trigram(info: &KeyboardLayout, trigram: [u8; 3]) -> TrigramEval {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `colemak_dh` is never used
[INFO] [stdout]   --> src/ferris.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn colemak_dh() -> Layout {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `canary` is never used
[INFO] [stdout]   --> src/ferris.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn canary() -> Layout {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `flip_internal` is never used
[INFO] [stdout]   --> src/ferris.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn flip_internal<T: Copy>(buffer: &[T]) -> Vec<T> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `flip_layout` is never used
[INFO] [stdout]   --> src/ferris.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub fn flip_layout(layout: &Layout) -> Layout {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Step` is never used
[INFO] [stdout]   --> src/iter.rs:45:11
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub trait Step: Copy {
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Range` is never constructed
[INFO] [stdout]   --> src/iter.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct Range<T> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/iter.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl<T> Range<T> {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 56 |     pub fn new(at: T, end: T) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `layer` and `first_layer` are never used
[INFO] [stdout]    --> src/layout.rs:161:12
[INFO] [stdout]     |
[INFO] [stdout] 136 | impl Layout {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 161 |     pub fn layer(&self, layer: u8) -> &LayoutLayer {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     pub fn first_layer(&self) -> &LayoutLayer {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `render_frequency_table` is never used
[INFO] [stdout]  --> src/output.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn render_frequency_table<I, F, E, const NGRAM: usize>(
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "d1fac229da030c5487c6f0058eced7efba9cf914436084d7e00859cb797034de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1fac229da030c5487c6f0058eced7efba9cf914436084d7e00859cb797034de", kill_on_drop: false }`
[INFO] [stdout] d1fac229da030c5487c6f0058eced7efba9cf914436084d7e00859cb797034de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc21f62124ce0165b0dffd98c8ea695cc17b544c4d8828fb0dce4a6cd1472357
[INFO] running `Command { std: "docker" "start" "-a" "dc21f62124ce0165b0dffd98c8ea695cc17b544c4d8828fb0dce4a6cd1472357", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     return;
[INFO] [stderr]    |     ------ any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 76 |     let kl = KeyboardLayout::generate(&reference_layout, &keyboard).unwrap();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start_layout`
[INFO] [stderr]   --> src/main.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let start_layout: Layout =
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_layout`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `eval_trigrams` is never used
[INFO] [stderr]    --> src/evaluate.rs:281:8
[INFO] [stderr]     |
[INFO] [stderr] 281 | pub fn eval_trigrams(info: &KeyboardLayout, trigrams: &Trigrams) -> TrigramEval {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `one_trigram_any` is never used
[INFO] [stderr]    --> src/evaluate.rs:515:8
[INFO] [stderr]     |
[INFO] [stderr] 515 | pub fn one_trigram_any<T>(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `one_trigram` is never used
[INFO] [stderr]    --> src/evaluate.rs:535:8
[INFO] [stderr]     |
[INFO] [stderr] 535 | pub fn one_trigram(info: &KeyboardLayout, trigram: [u8; 3]) -> TrigramEval {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `colemak_dh` is never used
[INFO] [stderr]   --> src/ferris.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 | pub fn colemak_dh() -> Layout {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `canary` is never used
[INFO] [stderr]   --> src/ferris.rs:70:8
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn canary() -> Layout {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `flip_internal` is never used
[INFO] [stderr]   --> src/ferris.rs:75:4
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn flip_internal<T: Copy>(buffer: &[T]) -> Vec<T> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `flip_layout` is never used
[INFO] [stderr]   --> src/ferris.rs:83:8
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub fn flip_layout(layout: &Layout) -> Layout {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Step` is never used
[INFO] [stderr]   --> src/iter.rs:45:11
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub trait Step: Copy {
[INFO] [stderr]    |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Range` is never constructed
[INFO] [stderr]   --> src/iter.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub struct Range<T> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/iter.rs:56:12
[INFO] [stderr]    |
[INFO] [stderr] 55 | impl<T> Range<T> {
[INFO] [stderr]    | ---------------- associated function in this implementation
[INFO] [stderr] 56 |     pub fn new(at: T, end: T) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `layer` and `first_layer` are never used
[INFO] [stderr]    --> src/layout.rs:161:12
[INFO] [stderr]     |
[INFO] [stderr] 136 | impl Layout {
[INFO] [stderr]     | ----------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 161 |     pub fn layer(&self, layer: u8) -> &LayoutLayer {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 181 |     pub fn first_layer(&self) -> &LayoutLayer {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `render_frequency_table` is never used
[INFO] [stderr]  --> src/output.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn render_frequency_table<I, F, E, const NGRAM: usize>(
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `keyboard` (bin "keyboard" test) generated 14 warnings (run `cargo fix --bin "keyboard" -p keyboard --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/keyboard-d15eb223abdd714c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dc21f62124ce0165b0dffd98c8ea695cc17b544c4d8828fb0dce4a6cd1472357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc21f62124ce0165b0dffd98c8ea695cc17b544c4d8828fb0dce4a6cd1472357", kill_on_drop: false }`
[INFO] [stdout] dc21f62124ce0165b0dffd98c8ea695cc17b544c4d8828fb0dce4a6cd1472357
