[INFO] cloning repository https://github.com/LImoritakeU/rust_playgroud [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LImoritakeU/rust_playgroud" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLImoritakeU%2Frust_playgroud", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLImoritakeU%2Frust_playgroud'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 28adbc8277ad94b65997893f8a4d6a0a72a0edf1 [INFO] checking LImoritakeU/rust_playgroud against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLImoritakeU%2Frust_playgroud" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LImoritakeU/rust_playgroud on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/LImoritakeU/rust_playgroud [INFO] finished tweaking git repo https://github.com/LImoritakeU/rust_playgroud [INFO] tweaked toml for git repo https://github.com/LImoritakeU/rust_playgroud written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/LImoritakeU/rust_playgroud already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 69059dca203d27c967281ef1b0909735f1dd2f99fad65f58b59545fbe58b680a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "69059dca203d27c967281ef1b0909735f1dd2f99fad65f58b59545fbe58b680a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "69059dca203d27c967281ef1b0909735f1dd2f99fad65f58b59545fbe58b680a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69059dca203d27c967281ef1b0909735f1dd2f99fad65f58b59545fbe58b680a", kill_on_drop: false }` [INFO] [stdout] 69059dca203d27c967281ef1b0909735f1dd2f99fad65f58b59545fbe58b680a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a81b1af276edca5146fe89fa4ab1bc0a6c9fe789b711f39ad6cdab18881756da [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a81b1af276edca5146fe89fa4ab1bc0a6c9fe789b711f39ad6cdab18881756da", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::intrinsics::write_bytes` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::intrinsics::write_bytes; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stdin` [INFO] [stdout] --> src/practice_57/practice07.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{self, Write, stdin}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Formatter` is imported redundantly [INFO] [stdout] --> src/main.rs:127:26 [INFO] [stdout] | [INFO] [stdout] 8 | use std::fmt::{Display, Formatter}; [INFO] [stdout] | --------- the item `Formatter` is already imported here [INFO] [stdout] ... [INFO] [stdout] 127 | use std::fmt::{self, Formatter, Display}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Display` is imported redundantly [INFO] [stdout] --> src/main.rs:127:37 [INFO] [stdout] | [INFO] [stdout] 8 | use std::fmt::{Display, Formatter}; [INFO] [stdout] | ------- the item `Display` is already imported here [INFO] [stdout] ... [INFO] [stdout] 127 | use std::fmt::{self, Formatter, Display}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:180:5 [INFO] [stdout] | [INFO] [stdout] 180 | /// Array, Vector, and Slice [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 181 | // new array [INFO] [stdout] 182 | let arr = ["eins", "zwei"]; [INFO] [stdout] | --------------------------- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Work::*` [INFO] [stdout] --> src/main.rs:312:9 [INFO] [stdout] | [INFO] [stdout] 312 | use Work::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/main.rs:340:9 [INFO] [stdout] | [INFO] [stdout] 340 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/main.rs:361:9 [INFO] [stdout] | [INFO] [stdout] 361 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::intrinsics::write_bytes` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::intrinsics::write_bytes; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stdin` [INFO] [stdout] --> src/practice_57/practice07.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{self, Write, stdin}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Formatter` is imported redundantly [INFO] [stdout] --> src/main.rs:127:26 [INFO] [stdout] | [INFO] [stdout] 8 | use std::fmt::{Display, Formatter}; [INFO] [stdout] | --------- the item `Formatter` is already imported here [INFO] [stdout] ... [INFO] [stdout] 127 | use std::fmt::{self, Formatter, Display}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Display` is imported redundantly [INFO] [stdout] --> src/main.rs:127:37 [INFO] [stdout] | [INFO] [stdout] 8 | use std::fmt::{Display, Formatter}; [INFO] [stdout] | ------- the item `Display` is already imported here [INFO] [stdout] ... [INFO] [stdout] 127 | use std::fmt::{self, Formatter, Display}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:180:5 [INFO] [stdout] | [INFO] [stdout] 180 | /// Array, Vector, and Slice [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 181 | // new array [INFO] [stdout] 182 | let arr = ["eins", "zwei"]; [INFO] [stdout] | --------------------------- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Work::*` [INFO] [stdout] --> src/main.rs:312:9 [INFO] [stdout] | [INFO] [stdout] 312 | use Work::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/main.rs:340:9 [INFO] [stdout] | [INFO] [stdout] 340 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/main.rs:361:9 [INFO] [stdout] | [INFO] [stdout] 361 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `slice_arr` [INFO] [stdout] --> src/main.rs:238:9 [INFO] [stdout] | [INFO] [stdout] 238 | let slice_arr = &_s; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_slice_arr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `slice_arr` [INFO] [stdout] --> src/main.rs:241:9 [INFO] [stdout] | [INFO] [stdout] 241 | let slice_arr = &[1, 2, 3, 4, 5]; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_slice_arr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `slice_arr` [INFO] [stdout] --> src/main.rs:243:9 [INFO] [stdout] | [INFO] [stdout] 243 | let slice_arr = &mut [1, 2, 3, 4, 5]; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_slice_arr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `decimal_f64` [INFO] [stdout] --> src/main.rs:332:9 [INFO] [stdout] | [INFO] [stdout] 332 | let decimal_f64 = decimal as f64; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decimal_f64` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `my_string` [INFO] [stdout] --> src/main.rs:338:9 [INFO] [stdout] | [INFO] [stdout] 338 | let my_string = String::from(my_str); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parsed_int` [INFO] [stdout] --> src/main.rs:376:9 [INFO] [stdout] | [INFO] [stdout] 376 | let parsed_int: i32 = "5".parse().unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parsed_int` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `turbo_parsed` [INFO] [stdout] --> src/main.rs:377:9 [INFO] [stdout] | [INFO] [stdout] 377 | let turbo_parsed = "10".parse::().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_turbo_parsed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `float_parsed` [INFO] [stdout] --> src/main.rs:378:9 [INFO] [stdout] | [INFO] [stdout] 378 | let float_parsed = "10".parse::().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_float_parsed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `letter` [INFO] [stdout] --> src/main.rs:434:9 [INFO] [stdout] | [INFO] [stdout] 434 | let letter: Option = None; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `emoticon` [INFO] [stdout] --> src/main.rs:435:9 [INFO] [stdout] | [INFO] [stdout] 435 | let emoticon: Option = None; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_emoticon` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s_meter` [INFO] [stdout] --> src/practice_57/practice07.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let s_meter = length as f64 * 0.3048 * width as f64 * 0.3048; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_s_meter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `slice_arr` [INFO] [stdout] --> src/main.rs:238:9 [INFO] [stdout] | [INFO] [stdout] 238 | let slice_arr = &_s; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_slice_arr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `slice_arr` [INFO] [stdout] --> src/main.rs:241:9 [INFO] [stdout] | [INFO] [stdout] 241 | let slice_arr = &[1, 2, 3, 4, 5]; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_slice_arr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `slice_arr` [INFO] [stdout] --> src/main.rs:243:9 [INFO] [stdout] | [INFO] [stdout] 243 | let slice_arr = &mut [1, 2, 3, 4, 5]; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_slice_arr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `decimal_f64` [INFO] [stdout] --> src/main.rs:332:9 [INFO] [stdout] | [INFO] [stdout] 332 | let decimal_f64 = decimal as f64; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decimal_f64` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `my_string` [INFO] [stdout] --> src/main.rs:338:9 [INFO] [stdout] | [INFO] [stdout] 338 | let my_string = String::from(my_str); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parsed_int` [INFO] [stdout] --> src/main.rs:376:9 [INFO] [stdout] | [INFO] [stdout] 376 | let parsed_int: i32 = "5".parse().unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parsed_int` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `turbo_parsed` [INFO] [stdout] --> src/main.rs:377:9 [INFO] [stdout] | [INFO] [stdout] 377 | let turbo_parsed = "10".parse::().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_turbo_parsed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `float_parsed` [INFO] [stdout] --> src/main.rs:378:9 [INFO] [stdout] | [INFO] [stdout] 378 | let float_parsed = "10".parse::().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_float_parsed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `letter` [INFO] [stdout] --> src/main.rs:434:9 [INFO] [stdout] | [INFO] [stdout] 434 | let letter: Option = None; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `emoticon` [INFO] [stdout] --> src/main.rs:435:9 [INFO] [stdout] | [INFO] [stdout] 435 | let emoticon: Option = None; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_emoticon` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s_meter` [INFO] [stdout] --> src/practice_57/practice07.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let s_meter = length as f64 * 0.3048 * width as f64 * 0.3048; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_s_meter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/practice_57/practice03.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let mut sentence = &[person, " says, \"", quote, "\""].concat(); [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: variable does not need to be mutable [INFO] [stdout] --> src/practice_57/practice05.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let mut num1: i32; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/practice_57/practice05.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut num2: i32; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `count_str` [INFO] [stdout] --> src/practice_57/practice02.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn count_str() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `use_quote` [INFO] [stdout] --> src/practice_57/practice03.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn use_quote() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fill_sentence` [INFO] [stdout] --> src/practice_57/practice04.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn fill_sentence() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `calculate` [INFO] [stdout] --> src/practice_57/practice05.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn calculate() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `calculate_retiration` [INFO] [stdout] --> src/practice_57/practice06.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn calculate_retiration() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `rectangle` [INFO] [stdout] --> src/practice_57/practice07.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn rectangle() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bubble_sort` [INFO] [stdout] --> src/main.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn bubble_sort(slice: &mut Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `num` [INFO] [stdout] --> src/main.rs:60:4 [INFO] [stdout] | [INFO] [stdout] 60 | fn num() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `debug_practice` [INFO] [stdout] --> src/main.rs:93:4 [INFO] [stdout] | [INFO] [stdout] 93 | fn debug_practice() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `display_practice` [INFO] [stdout] --> src/main.rs:108:4 [INFO] [stdout] | [INFO] [stdout] 108 | fn display_practice() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `formatting` [INFO] [stdout] --> src/main.rs:126:4 [INFO] [stdout] | [INFO] [stdout] 126 | fn formatting() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `tuple_practice` [INFO] [stdout] --> src/main.rs:149:4 [INFO] [stdout] | [INFO] [stdout] 149 | fn tuple_practice() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sequences` [INFO] [stdout] --> src/main.rs:179:4 [INFO] [stdout] | [INFO] [stdout] 179 | fn sequences() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `enums_practices` [INFO] [stdout] --> src/main.rs:268:4 [INFO] [stdout] | [INFO] [stdout] 268 | fn enums_practices() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `conversion_practice` [INFO] [stdout] --> src/main.rs:323:4 [INFO] [stdout] | [INFO] [stdout] 323 | fn conversion_practice() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `lambda_practice` [INFO] [stdout] --> src/main.rs:394:4 [INFO] [stdout] | [INFO] [stdout] 394 | fn lambda_practice() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `assign_practice` [INFO] [stdout] --> src/main.rs:432:4 [INFO] [stdout] | [INFO] [stdout] 432 | fn assign_practice() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `trans` should have an upper case name [INFO] [stdout] --> src/practice_57/practice07.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | const trans: f64 = 0.09290304; [INFO] [stdout] | ^^^^^ help: convert the identifier to upper case: `TRANS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `pieces_per_pizza` should have an upper case name [INFO] [stdout] --> src/practice_57/practice08.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | const pieces_per_pizza: i32 = 8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `PIECES_PER_PIZZA` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/practice_57/practice03.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let mut sentence = &[person, " says, \"", quote, "\""].concat(); [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: 41 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/practice_57/practice05.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let mut num1: i32; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/practice_57/practice05.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut num2: i32; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `count_str` [INFO] [stdout] --> src/practice_57/practice02.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn count_str() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `use_quote` [INFO] [stdout] --> src/practice_57/practice03.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn use_quote() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fill_sentence` [INFO] [stdout] --> src/practice_57/practice04.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn fill_sentence() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `calculate` [INFO] [stdout] --> src/practice_57/practice05.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn calculate() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `calculate_retiration` [INFO] [stdout] --> src/practice_57/practice06.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn calculate_retiration() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `rectangle` [INFO] [stdout] --> src/practice_57/practice07.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn rectangle() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bubble_sort` [INFO] [stdout] --> src/main.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn bubble_sort(slice: &mut Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `num` [INFO] [stdout] --> src/main.rs:60:4 [INFO] [stdout] | [INFO] [stdout] 60 | fn num() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `debug_practice` [INFO] [stdout] --> src/main.rs:93:4 [INFO] [stdout] | [INFO] [stdout] 93 | fn debug_practice() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `display_practice` [INFO] [stdout] --> src/main.rs:108:4 [INFO] [stdout] | [INFO] [stdout] 108 | fn display_practice() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `formatting` [INFO] [stdout] --> src/main.rs:126:4 [INFO] [stdout] | [INFO] [stdout] 126 | fn formatting() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `tuple_practice` [INFO] [stdout] --> src/main.rs:149:4 [INFO] [stdout] | [INFO] [stdout] 149 | fn tuple_practice() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sequences` [INFO] [stdout] --> src/main.rs:179:4 [INFO] [stdout] | [INFO] [stdout] 179 | fn sequences() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `enums_practices` [INFO] [stdout] --> src/main.rs:268:4 [INFO] [stdout] | [INFO] [stdout] 268 | fn enums_practices() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `conversion_practice` [INFO] [stdout] --> src/main.rs:323:4 [INFO] [stdout] | [INFO] [stdout] 323 | fn conversion_practice() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `lambda_practice` [INFO] [stdout] --> src/main.rs:394:4 [INFO] [stdout] | [INFO] [stdout] 394 | fn lambda_practice() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `assign_practice` [INFO] [stdout] --> src/main.rs:432:4 [INFO] [stdout] | [INFO] [stdout] 432 | fn assign_practice() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `trans` should have an upper case name [INFO] [stdout] --> src/practice_57/practice07.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | const trans: f64 = 0.09290304; [INFO] [stdout] | ^^^^^ help: convert the identifier to upper case: `TRANS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `pieces_per_pizza` should have an upper case name [INFO] [stdout] --> src/practice_57/practice08.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | const pieces_per_pizza: i32 = 8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `PIECES_PER_PIZZA` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 41 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.86s [INFO] running `Command { std: "docker" "inspect" "a81b1af276edca5146fe89fa4ab1bc0a6c9fe789b711f39ad6cdab18881756da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a81b1af276edca5146fe89fa4ab1bc0a6c9fe789b711f39ad6cdab18881756da", kill_on_drop: false }` [INFO] [stdout] a81b1af276edca5146fe89fa4ab1bc0a6c9fe789b711f39ad6cdab18881756da