[INFO] cloning repository https://github.com/haoxue-tutor/erudify [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/haoxue-tutor/erudify" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaoxue-tutor%2Ferudify", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaoxue-tutor%2Ferudify'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a2f1143a24090b0bb49b240715e7ad1e214c9ac6 [INFO] checking haoxue-tutor/erudify against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaoxue-tutor%2Ferudify" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/haoxue-tutor/erudify on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/haoxue-tutor/erudify [INFO] finished tweaking git repo https://github.com/haoxue-tutor/erudify [INFO] tweaked toml for git repo https://github.com/haoxue-tutor/erudify written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/haoxue-tutor/erudify 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded prettify_pinyin v2.0.0 [INFO] [stderr] Downloaded clap v4.4.12 [INFO] [stderr] Downloaded clap_builder v4.4.12 [INFO] [stderr] Downloaded gloo v0.11.0 [INFO] [stderr] Downloaded gloo-worker v0.5.0 [INFO] [stderr] Downloaded cedict v0.3.1 [INFO] [stderr] Downloaded haoxue-dict v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 959dc7e60b91726796b632c68ce619408a7fed4fa9a59bea8e4f8be9947848c1 [INFO] running `Command { std: "docker" "start" "-a" "959dc7e60b91726796b632c68ce619408a7fed4fa9a59bea8e4f8be9947848c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "959dc7e60b91726796b632c68ce619408a7fed4fa9a59bea8e4f8be9947848c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "959dc7e60b91726796b632c68ce619408a7fed4fa9a59bea8e4f8be9947848c1", kill_on_drop: false }` [INFO] [stdout] 959dc7e60b91726796b632c68ce619408a7fed4fa9a59bea8e4f8be9947848c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eff3fb79a283d37a64e09b82c84e0e81a7fcb106e781ff1ed2ec45a15ee79a6f [INFO] running `Command { std: "docker" "start" "-a" "eff3fb79a283d37a64e09b82c84e0e81a7fcb106e781ff1ed2ec45a15ee79a6f", kill_on_drop: false }` [INFO] [stderr] Compiling thiserror v1.0.51 [INFO] [stderr] Compiling winnow v0.5.30 [INFO] [stderr] Compiling thiserror-impl v1.0.51 [INFO] [stderr] Checking getrandom v0.2.11 [INFO] [stderr] Checking tokio v1.35.1 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking clap_lex v0.6.0 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking prettify_pinyin v2.0.0 [INFO] [stderr] Checking iana-time-zone v0.1.58 [INFO] [stderr] Checking cedict v0.3.1 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking wasm-logger v0.2.0 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking itertools v0.12.0 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Checking anstream v0.6.5 [INFO] [stderr] Checking clap_builder v4.4.12 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Checking lipsum v0.9.0 [INFO] [stderr] Checking pinned v0.1.0 [INFO] [stderr] Checking gloo-history v0.2.2 [INFO] [stderr] Checking gloo-storage v0.3.0 [INFO] [stderr] Checking gloo-net v0.4.0 [INFO] [stderr] Checking gloo-net v0.5.0 [INFO] [stderr] Checking haoxue-dict v0.1.4 [INFO] [stderr] Checking tokio-stream v0.1.14 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Checking prokio v0.1.0 [INFO] [stderr] Checking clap v4.4.12 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling gloo-worker-macros v0.1.0 [INFO] [stderr] Checking gloo-worker v0.4.0 [INFO] [stderr] Checking gloo-worker v0.5.0 [INFO] [stderr] Checking gloo v0.11.0 [INFO] [stderr] Checking gloo v0.10.0 [INFO] [stderr] Checking yew v0.21.0 [INFO] [stderr] Checking yew-router v0.18.0 [INFO] [stderr] Checking erudify v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `c_chars` [INFO] [stdout] --> src/bin/cli/main.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | let mut c_chars = chinese.chars(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_c_chars` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/cli/main.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | let mut c_chars = chinese.chars(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c_chars` [INFO] [stdout] --> src/bin/cli/main.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | let mut c_chars = chinese.chars(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_c_chars` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `empty` is never used [INFO] [stdout] --> src/bin/cli/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 19 | impl Exercise { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 20 | fn empty() -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/cli/main.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | let mut c_chars = chinese.chars(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Model` is never constructed [INFO] [stdout] --> src/bin/cli/main.rs:129:8 [INFO] [stdout] | [INFO] [stdout] 129 | struct Model { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Response` is never constructed [INFO] [stdout] --> src/bin/cli/main.rs:135:8 [INFO] [stdout] | [INFO] [stdout] 135 | struct Response { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `empty` is never used [INFO] [stdout] --> src/bin/cli/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 19 | impl Exercise { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 20 | fn empty() -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Model` is never constructed [INFO] [stdout] --> src/bin/cli/main.rs:129:8 [INFO] [stdout] | [INFO] [stdout] 129 | struct Model { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Response` is never constructed [INFO] [stdout] --> src/bin/cli/main.rs:135:8 [INFO] [stdout] | [INFO] [stdout] 135 | struct Response { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.96s [INFO] running `Command { std: "docker" "inspect" "eff3fb79a283d37a64e09b82c84e0e81a7fcb106e781ff1ed2ec45a15ee79a6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eff3fb79a283d37a64e09b82c84e0e81a7fcb106e781ff1ed2ec45a15ee79a6f", kill_on_drop: false }` [INFO] [stdout] eff3fb79a283d37a64e09b82c84e0e81a7fcb106e781ff1ed2ec45a15ee79a6f [INFO] checking haoxue-tutor/erudify against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaoxue-tutor%2Ferudify" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/haoxue-tutor/erudify on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/haoxue-tutor/erudify [INFO] finished tweaking git repo https://github.com/haoxue-tutor/erudify [INFO] tweaked toml for git repo https://github.com/haoxue-tutor/erudify written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/haoxue-tutor/erudify 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 982da81e33a2045552867519f2813240f05e00f4074c6f157b6ba20deb68df90 [INFO] running `Command { std: "docker" "start" "-a" "982da81e33a2045552867519f2813240f05e00f4074c6f157b6ba20deb68df90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "982da81e33a2045552867519f2813240f05e00f4074c6f157b6ba20deb68df90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "982da81e33a2045552867519f2813240f05e00f4074c6f157b6ba20deb68df90", kill_on_drop: false }` [INFO] [stdout] 982da81e33a2045552867519f2813240f05e00f4074c6f157b6ba20deb68df90 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48ca3c47f7178abc66b84528f38c6c137c28b4d0dd6e71322ad120173bce3a1f [INFO] running `Command { std: "docker" "start" "-a" "48ca3c47f7178abc66b84528f38c6c137c28b4d0dd6e71322ad120173bce3a1f", kill_on_drop: false }` [INFO] [stderr] Compiling thiserror v1.0.51 [INFO] [stderr] Compiling winnow v0.5.30 [INFO] [stderr] Compiling thiserror-impl v1.0.51 [INFO] [stderr] Checking getrandom v0.2.11 [INFO] [stderr] Checking tokio v1.35.1 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking clap_lex v0.6.0 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking iana-time-zone v0.1.58 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking cedict v0.3.1 [INFO] [stderr] Checking prettify_pinyin v2.0.0 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking itertools v0.12.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking wasm-logger v0.2.0 [INFO] [stderr] Checking anstream v0.6.5 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking clap_builder v4.4.12 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Checking lipsum v0.9.0 [INFO] [stderr] Checking haoxue-dict v0.1.4 [INFO] [stderr] Checking pinned v0.1.0 [INFO] [stderr] Checking gloo-history v0.2.2 [INFO] [stderr] Checking gloo-storage v0.3.0 [INFO] [stderr] Checking gloo-net v0.4.0 [INFO] [stderr] Checking gloo-net v0.5.0 [INFO] [stderr] Checking tokio-stream v0.1.14 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Checking prokio v0.1.0 [INFO] [stderr] Checking clap v4.4.12 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling gloo-worker-macros v0.1.0 [INFO] [stderr] Checking gloo-worker v0.4.0 [INFO] [stderr] Checking gloo-worker v0.5.0 [INFO] [stderr] Checking gloo v0.11.0 [INFO] [stderr] Checking gloo v0.10.0 [INFO] [stderr] Checking yew v0.21.0 [INFO] [stderr] Checking yew-router v0.18.0 [INFO] [stderr] Checking erudify v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `c_chars` [INFO] [stdout] --> src/bin/cli/main.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | let mut c_chars = chinese.chars(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_c_chars` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/cli/main.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | let mut c_chars = chinese.chars(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `empty` is never used [INFO] [stdout] --> src/bin/cli/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 19 | impl Exercise { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 20 | fn empty() -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Model` is never constructed [INFO] [stdout] --> src/bin/cli/main.rs:129:8 [INFO] [stdout] | [INFO] [stdout] 129 | struct Model { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Response` is never constructed [INFO] [stdout] --> src/bin/cli/main.rs:135:8 [INFO] [stdout] | [INFO] [stdout] 135 | struct Response { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c_chars` [INFO] [stdout] --> src/bin/cli/main.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | let mut c_chars = chinese.chars(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_c_chars` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/cli/main.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | let mut c_chars = chinese.chars(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `empty` is never used [INFO] [stdout] --> src/bin/cli/main.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 19 | impl Exercise { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 20 | fn empty() -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Model` is never constructed [INFO] [stdout] --> src/bin/cli/main.rs:129:8 [INFO] [stdout] | [INFO] [stdout] 129 | struct Model { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Response` is never constructed [INFO] [stdout] --> src/bin/cli/main.rs:135:8 [INFO] [stdout] | [INFO] [stdout] 135 | struct Response { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.83s [INFO] running `Command { std: "docker" "inspect" "48ca3c47f7178abc66b84528f38c6c137c28b4d0dd6e71322ad120173bce3a1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48ca3c47f7178abc66b84528f38c6c137c28b4d0dd6e71322ad120173bce3a1f", kill_on_drop: false }` [INFO] [stdout] 48ca3c47f7178abc66b84528f38c6c137c28b4d0dd6e71322ad120173bce3a1f