Nov 06 21:08:10.827 INFO checking halcyon/rust_tut against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687 Nov 06 21:08:10.828 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-5/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Nov 06 21:08:11.292 INFO blam! 88c15a345ee83b5e3d968747bb2454bca111158393c3387632fc5dbad2dd4638 Nov 06 21:08:11.294 INFO running `"docker" "start" "-a" "88c15a345ee83b5e3d968747bb2454bca111158393c3387632fc5dbad2dd4638"` Nov 06 21:08:12.585 INFO kablam! usermod: no changes Nov 06 21:08:12.656 INFO kablam! Checking rust_tut v0.1.0 (/source) Nov 06 21:08:13.124 INFO kablam! warning: unused imports: `u16`, `u32`, `u64`, `u8` Nov 06 21:08:13.124 INFO kablam! --> src/main.rs:1:30 Nov 06 21:08:13.124 INFO kablam! | Nov 06 21:08:13.124 INFO kablam! 1 | use std::{i8, i16, i32, i64, u8, u16, u32, u64, isize, usize, f32, f64}; Nov 06 21:08:13.124 INFO kablam! | ^^ ^^^ ^^^ ^^^ Nov 06 21:08:13.124 INFO kablam! | Nov 06 21:08:13.124 INFO kablam! = note: #[warn(unused_imports)] on by default Nov 06 21:08:13.124 INFO kablam! Nov 06 21:08:13.124 INFO kablam! warning: unnecessary parentheses around `if` condition Nov 06 21:08:13.124 INFO kablam! --> src/main.rs:62:8 Nov 06 21:08:13.124 INFO kablam! | Nov 06 21:08:13.124 INFO kablam! 62 | if (age_old == 5) { Nov 06 21:08:13.124 INFO kablam! | ^^^^^^^^^^^^^^ help: remove these parentheses Nov 06 21:08:13.124 INFO kablam! | Nov 06 21:08:13.124 INFO kablam! = note: #[warn(unused_parens)] on by default Nov 06 21:08:13.124 INFO kablam! Nov 06 21:08:13.124 INFO kablam! warning: unnecessary parentheses around `if` condition Nov 06 21:08:13.124 INFO kablam! --> src/main.rs:78:23 Nov 06 21:08:13.124 INFO kablam! | Nov 06 21:08:13.124 INFO kablam! 78 | let can_vote = if (age_old >= 18) { true } else { false }; Nov 06 21:08:13.124 INFO kablam! | ^^^^^^^^^^^^^^^ help: remove these parentheses Nov 06 21:08:13.124 INFO kablam! Nov 06 21:08:13.124 INFO kablam! warning: unnecessary parentheses around `if` condition Nov 06 21:08:13.124 INFO kablam! --> src/main.rs:85:12 Nov 06 21:08:13.124 INFO kablam! | Nov 06 21:08:13.124 INFO kablam! 85 | if ((x % 2) == 0) { Nov 06 21:08:13.124 INFO kablam! | ^^^^^^^^^^^^^^ help: remove these parentheses Nov 06 21:08:13.124 INFO kablam! Nov 06 21:08:13.124 INFO kablam! warning: unnecessary parentheses around `if` condition Nov 06 21:08:13.124 INFO kablam! --> src/main.rs:90:12 Nov 06 21:08:13.124 INFO kablam! | Nov 06 21:08:13.124 INFO kablam! 90 | if (x > 10) { Nov 06 21:08:13.124 INFO kablam! | ^^^^^^^^ help: remove these parentheses Nov 06 21:08:13.124 INFO kablam! Nov 06 21:08:13.176 INFO kablam! warning: unused imports: `u16`, `u32`, `u64`, `u8` Nov 06 21:08:13.176 INFO kablam! --> src/main.rs:1:30 Nov 06 21:08:13.176 INFO kablam! | Nov 06 21:08:13.176 INFO kablam! 1 | use std::{i8, i16, i32, i64, u8, u16, u32, u64, isize, usize, f32, f64}; Nov 06 21:08:13.176 INFO kablam! | ^^ ^^^ ^^^ ^^^ Nov 06 21:08:13.176 INFO kablam! | Nov 06 21:08:13.176 INFO kablam! = note: #[warn(unused_imports)] on by default Nov 06 21:08:13.176 INFO kablam! Nov 06 21:08:13.176 INFO kablam! warning: unnecessary parentheses around `if` condition Nov 06 21:08:13.176 INFO kablam! --> src/main.rs:62:8 Nov 06 21:08:13.176 INFO kablam! | Nov 06 21:08:13.176 INFO kablam! 62 | if (age_old == 5) { Nov 06 21:08:13.176 INFO kablam! | ^^^^^^^^^^^^^^ help: remove these parentheses Nov 06 21:08:13.176 INFO kablam! | Nov 06 21:08:13.176 INFO kablam! = note: #[warn(unused_parens)] on by default Nov 06 21:08:13.176 INFO kablam! Nov 06 21:08:13.176 INFO kablam! warning: unnecessary parentheses around `if` condition Nov 06 21:08:13.176 INFO kablam! --> src/main.rs:78:23 Nov 06 21:08:13.176 INFO kablam! | Nov 06 21:08:13.176 INFO kablam! 78 | let can_vote = if (age_old >= 18) { true } else { false }; Nov 06 21:08:13.176 INFO kablam! | ^^^^^^^^^^^^^^^ help: remove these parentheses Nov 06 21:08:13.176 INFO kablam! Nov 06 21:08:13.176 INFO kablam! warning: unnecessary parentheses around `if` condition Nov 06 21:08:13.176 INFO kablam! --> src/main.rs:85:12 Nov 06 21:08:13.176 INFO kablam! | Nov 06 21:08:13.176 INFO kablam! 85 | if ((x % 2) == 0) { Nov 06 21:08:13.176 INFO kablam! | ^^^^^^^^^^^^^^ help: remove these parentheses Nov 06 21:08:13.176 INFO kablam! Nov 06 21:08:13.176 INFO kablam! warning: unnecessary parentheses around `if` condition Nov 06 21:08:13.176 INFO kablam! --> src/main.rs:90:12 Nov 06 21:08:13.176 INFO kablam! | Nov 06 21:08:13.176 INFO kablam! 90 | if (x > 10) { Nov 06 21:08:13.176 INFO kablam! | ^^^^^^^^ help: remove these parentheses Nov 06 21:08:13.176 INFO kablam! Nov 06 21:08:13.320 INFO kablam! warning: unused variable: `num` Nov 06 21:08:13.320 INFO kablam! --> src/main.rs:8:9 Nov 06 21:08:13.320 INFO kablam! | Nov 06 21:08:13.320 INFO kablam! 8 | let num = 10; Nov 06 21:08:13.320 INFO kablam! | ^^^ help: consider using `_num` instead Nov 06 21:08:13.320 INFO kablam! | Nov 06 21:08:13.320 INFO kablam! = note: #[warn(unused_variables)] on by default Nov 06 21:08:13.320 INFO kablam! Nov 06 21:08:13.320 INFO kablam! warning: unused variable: `f_name` Nov 06 21:08:13.320 INFO kablam! --> src/main.rs:34:10 Nov 06 21:08:13.320 INFO kablam! | Nov 06 21:08:13.320 INFO kablam! 34 | let (f_name, l_name) = ("Derek", "Banas"); Nov 06 21:08:13.320 INFO kablam! | ^^^^^^ help: consider using `_f_name` instead Nov 06 21:08:13.320 INFO kablam! Nov 06 21:08:13.320 INFO kablam! warning: unused variable: `l_name` Nov 06 21:08:13.320 INFO kablam! --> src/main.rs:34:18 Nov 06 21:08:13.320 INFO kablam! | Nov 06 21:08:13.320 INFO kablam! 34 | let (f_name, l_name) = ("Derek", "Banas"); Nov 06 21:08:13.320 INFO kablam! | ^^^^^^ help: consider using `_l_name` instead Nov 06 21:08:13.320 INFO kablam! Nov 06 21:08:13.320 INFO kablam! warning: unused variable: `count` Nov 06 21:08:13.321 INFO kablam! --> src/main.rs:116:9 Nov 06 21:08:13.321 INFO kablam! | Nov 06 21:08:13.321 INFO kablam! 116 | let count = rand_string.chars().count(); Nov 06 21:08:13.321 INFO kablam! | ^^^^^ help: consider using `_count` instead Nov 06 21:08:13.321 INFO kablam! Nov 06 21:08:13.352 INFO kablam! warning: variable does not need to be mutable Nov 06 21:08:13.352 INFO kablam! --> src/main.rs:10:9 Nov 06 21:08:13.352 INFO kablam! | Nov 06 21:08:13.352 INFO kablam! 10 | let mut age: i32 = 40; Nov 06 21:08:13.352 INFO kablam! | ----^^^ Nov 06 21:08:13.352 INFO kablam! | | Nov 06 21:08:13.352 INFO kablam! | help: remove this `mut` Nov 06 21:08:13.352 INFO kablam! | Nov 06 21:08:13.352 INFO kablam! = note: #[warn(unused_mut)] on by default Nov 06 21:08:13.352 INFO kablam! Nov 06 21:08:13.352 INFO kablam! warning: variable does not need to be mutable Nov 06 21:08:13.352 INFO kablam! --> src/main.rs:52:9 Nov 06 21:08:13.352 INFO kablam! | Nov 06 21:08:13.352 INFO kablam! 52 | let mut neg_4 = -4i32; Nov 06 21:08:13.352 INFO kablam! | ----^^^^^ Nov 06 21:08:13.352 INFO kablam! | | Nov 06 21:08:13.352 INFO kablam! | help: remove this `mut` Nov 06 21:08:13.352 INFO kablam! Nov 06 21:08:13.360 INFO kablam! warning: unused variable: `num` Nov 06 21:08:13.360 INFO kablam! --> src/main.rs:8:9 Nov 06 21:08:13.360 INFO kablam! | Nov 06 21:08:13.360 INFO kablam! 8 | let num = 10; Nov 06 21:08:13.360 INFO kablam! | ^^^ help: consider using `_num` instead Nov 06 21:08:13.360 INFO kablam! | Nov 06 21:08:13.360 INFO kablam! = note: #[warn(unused_variables)] on by default Nov 06 21:08:13.360 INFO kablam! Nov 06 21:08:13.360 INFO kablam! warning: unused variable: `f_name` Nov 06 21:08:13.360 INFO kablam! --> src/main.rs:34:10 Nov 06 21:08:13.360 INFO kablam! | Nov 06 21:08:13.360 INFO kablam! 34 | let (f_name, l_name) = ("Derek", "Banas"); Nov 06 21:08:13.360 INFO kablam! | ^^^^^^ help: consider using `_f_name` instead Nov 06 21:08:13.360 INFO kablam! Nov 06 21:08:13.360 INFO kablam! warning: unused variable: `l_name` Nov 06 21:08:13.360 INFO kablam! --> src/main.rs:34:18 Nov 06 21:08:13.360 INFO kablam! | Nov 06 21:08:13.360 INFO kablam! 34 | let (f_name, l_name) = ("Derek", "Banas"); Nov 06 21:08:13.360 INFO kablam! | ^^^^^^ help: consider using `_l_name` instead Nov 06 21:08:13.360 INFO kablam! Nov 06 21:08:13.360 INFO kablam! warning: unused variable: `count` Nov 06 21:08:13.360 INFO kablam! --> src/main.rs:116:9 Nov 06 21:08:13.360 INFO kablam! | Nov 06 21:08:13.360 INFO kablam! 116 | let count = rand_string.chars().count(); Nov 06 21:08:13.361 INFO kablam! | ^^^^^ help: consider using `_count` instead Nov 06 21:08:13.361 INFO kablam! Nov 06 21:08:13.397 INFO kablam! warning: variable does not need to be mutable Nov 06 21:08:13.397 INFO kablam! --> src/main.rs:10:9 Nov 06 21:08:13.397 INFO kablam! | Nov 06 21:08:13.398 INFO kablam! 10 | let mut age: i32 = 40; Nov 06 21:08:13.398 INFO kablam! | ----^^^ Nov 06 21:08:13.398 INFO kablam! | | Nov 06 21:08:13.398 INFO kablam! | help: remove this `mut` Nov 06 21:08:13.399 INFO kablam! | Nov 06 21:08:13.399 INFO kablam! = note: #[warn(unused_mut)] on by default Nov 06 21:08:13.399 INFO kablam! Nov 06 21:08:13.400 INFO kablam! warning: variable does not need to be mutable Nov 06 21:08:13.400 INFO kablam! --> src/main.rs:52:9 Nov 06 21:08:13.400 INFO kablam! | Nov 06 21:08:13.400 INFO kablam! 52 | let mut neg_4 = -4i32; Nov 06 21:08:13.401 INFO kablam! | ----^^^^^ Nov 06 21:08:13.401 INFO kablam! | | Nov 06 21:08:13.401 INFO kablam! | help: remove this `mut` Nov 06 21:08:13.401 INFO kablam! Nov 06 21:08:13.433 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 0.83s Nov 06 21:08:13.436 INFO kablam! su: No module specific data is present Nov 06 21:08:13.969 INFO running `"docker" "rm" "-f" "88c15a345ee83b5e3d968747bb2454bca111158393c3387632fc5dbad2dd4638"` Nov 06 21:08:14.260 INFO blam! 88c15a345ee83b5e3d968747bb2454bca111158393c3387632fc5dbad2dd4638