Oct 12 19:16:16.671 INFO checking kaseiaoki/roar against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 19:16:16.671 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 19:16:16.976 INFO blam! 0c21567f62d88e8d4883ecc06c1c3a13cf79f62089ceda18cc7ac1f85bc69d43
Oct 12 19:16:16.976 INFO running `"docker" "start" "-a" "0c21567f62d88e8d4883ecc06c1c3a13cf79f62089ceda18cc7ac1f85bc69d43"`
Oct 12 19:16:17.872 INFO kablam! usermod: no changes
Oct 12 19:16:17.929 INFO kablam!     Checking roar v0.1.0 (/source)
Oct 12 19:16:18.290 INFO kablam! warning: unused import: `std::io`
Oct 12 19:16:18.290 INFO kablam!  --> src/main.rs:1:5
Oct 12 19:16:18.290 INFO kablam!   |
Oct 12 19:16:18.290 INFO kablam! 1 | use std::io;
Oct 12 19:16:18.290 INFO kablam!   |     ^^^^^^^
Oct 12 19:16:18.290 INFO kablam!   |
Oct 12 19:16:18.290 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 19:16:18.290 INFO kablam! 
Oct 12 19:16:18.290 INFO kablam! warning: unused import: `std::string::String`
Oct 12 19:16:18.290 INFO kablam!  --> src/main.rs:2:5
Oct 12 19:16:18.290 INFO kablam!   |
Oct 12 19:16:18.290 INFO kablam! 2 | use std::string::String;
Oct 12 19:16:18.290 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 19:16:18.290 INFO kablam! 
Oct 12 19:16:18.290 INFO kablam! warning: unused import: `std::io::prelude::*`
Oct 12 19:16:18.290 INFO kablam!  --> src/main.rs:3:5
Oct 12 19:16:18.290 INFO kablam!   |
Oct 12 19:16:18.290 INFO kablam! 3 | use std::io::prelude::*;
Oct 12 19:16:18.290 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 19:16:18.290 INFO kablam! 
Oct 12 19:16:18.290 INFO kablam! warning: unused import: `std::env`
Oct 12 19:16:18.290 INFO kablam!  --> src/main.rs:4:5
Oct 12 19:16:18.290 INFO kablam!   |
Oct 12 19:16:18.290 INFO kablam! 4 | use std::env;
Oct 12 19:16:18.290 INFO kablam!   |     ^^^^^^^^
Oct 12 19:16:18.290 INFO kablam! 
Oct 12 19:16:18.291 INFO kablam! warning: unused import: `std::vec::Vec`
Oct 12 19:16:18.291 INFO kablam!  --> src/main.rs:5:5
Oct 12 19:16:18.291 INFO kablam!   |
Oct 12 19:16:18.291 INFO kablam! 5 | use std::vec::Vec;
Oct 12 19:16:18.291 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 19:16:18.291 INFO kablam! 
Oct 12 19:16:18.291 INFO kablam! warning: unused import: `std::process`
Oct 12 19:16:18.291 INFO kablam!  --> src/main.rs:7:5
Oct 12 19:16:18.291 INFO kablam!   |
Oct 12 19:16:18.291 INFO kablam! 7 | use std::process;
Oct 12 19:16:18.291 INFO kablam!   |     ^^^^^^^^^^^^
Oct 12 19:16:18.291 INFO kablam! 
Oct 12 19:16:18.291 INFO kablam! warning: unused import: `std::mem`
Oct 12 19:16:18.291 INFO kablam!  --> src/main.rs:8:5
Oct 12 19:16:18.291 INFO kablam!   |
Oct 12 19:16:18.291 INFO kablam! 8 | use std::mem;
Oct 12 19:16:18.291 INFO kablam!   |     ^^^^^^^^
Oct 12 19:16:18.291 INFO kablam! 
Oct 12 19:16:18.308 INFO kablam! warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
Oct 12 19:16:18.308 INFO kablam!   --> src/main.rs:14:5
Oct 12 19:16:18.308 INFO kablam!    |
Oct 12 19:16:18.308 INFO kablam! 14 |     thread::sleep_ms(3);
Oct 12 19:16:18.308 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Oct 12 19:16:18.308 INFO kablam!    |
Oct 12 19:16:18.308 INFO kablam!    = note: #[warn(deprecated)] on by default
Oct 12 19:16:18.308 INFO kablam! 
Oct 12 19:16:18.349 INFO kablam! warning: unused variable: `rng`
Oct 12 19:16:18.349 INFO kablam!   --> src/main.rs:16:9
Oct 12 19:16:18.349 INFO kablam!    |
Oct 12 19:16:18.349 INFO kablam! 16 | fn roar(rng: u32) {
Oct 12 19:16:18.349 INFO kablam!    |         ^^^ help: consider using `_rng` instead
Oct 12 19:16:18.349 INFO kablam!    |
Oct 12 19:16:18.349 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 19:16:18.349 INFO kablam! 
Oct 12 19:16:18.350 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:16:18.350 INFO kablam!   --> src/main.rs:31:9
Oct 12 19:16:18.350 INFO kablam!    |
Oct 12 19:16:18.350 INFO kablam! 31 |     let mut rng = rand::thread_rng().gen_range(1, 71);
Oct 12 19:16:18.350 INFO kablam!    |         ----^^^
Oct 12 19:16:18.350 INFO kablam!    |         |
Oct 12 19:16:18.350 INFO kablam!    |         help: remove this `mut`
Oct 12 19:16:18.350 INFO kablam!    |
Oct 12 19:16:18.350 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 19:16:18.350 INFO kablam! 
Oct 12 19:16:18.350 INFO kablam! warning: variable `Em` should have a snake case name such as `em`
Oct 12 19:16:18.350 INFO kablam!   --> src/main.rs:17:9
Oct 12 19:16:18.350 INFO kablam!    |
Oct 12 19:16:18.350 INFO kablam! 17 |     let Em = [
Oct 12 19:16:18.350 INFO kablam!    |         ^^
Oct 12 19:16:18.350 INFO kablam!    |
Oct 12 19:16:18.350 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Oct 12 19:16:18.350 INFO kablam! 
Oct 12 19:16:18.440 INFO kablam! warning: unused import: `std::io`
Oct 12 19:16:18.440 INFO kablam!  --> src/main.rs:1:5
Oct 12 19:16:18.440 INFO kablam!   |
Oct 12 19:16:18.440 INFO kablam! 1 | use std::io;
Oct 12 19:16:18.440 INFO kablam!   |     ^^^^^^^
Oct 12 19:16:18.440 INFO kablam!   |
Oct 12 19:16:18.440 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 19:16:18.440 INFO kablam! 
Oct 12 19:16:18.440 INFO kablam! warning: unused import: `std::string::String`
Oct 12 19:16:18.440 INFO kablam!  --> src/main.rs:2:5
Oct 12 19:16:18.440 INFO kablam!   |
Oct 12 19:16:18.440 INFO kablam! 2 | use std::string::String;
Oct 12 19:16:18.440 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 19:16:18.440 INFO kablam! 
Oct 12 19:16:18.440 INFO kablam! warning: unused import: `std::io::prelude::*`
Oct 12 19:16:18.440 INFO kablam!  --> src/main.rs:3:5
Oct 12 19:16:18.441 INFO kablam!   |
Oct 12 19:16:18.441 INFO kablam! 3 | use std::io::prelude::*;
Oct 12 19:16:18.441 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 19:16:18.441 INFO kablam! 
Oct 12 19:16:18.441 INFO kablam! warning: unused import: `std::env`
Oct 12 19:16:18.441 INFO kablam!  --> src/main.rs:4:5
Oct 12 19:16:18.441 INFO kablam!   |
Oct 12 19:16:18.441 INFO kablam! 4 | use std::env;
Oct 12 19:16:18.441 INFO kablam!   |     ^^^^^^^^
Oct 12 19:16:18.441 INFO kablam! 
Oct 12 19:16:18.441 INFO kablam! warning: unused import: `std::vec::Vec`
Oct 12 19:16:18.441 INFO kablam!  --> src/main.rs:5:5
Oct 12 19:16:18.441 INFO kablam!   |
Oct 12 19:16:18.441 INFO kablam! 5 | use std::vec::Vec;
Oct 12 19:16:18.441 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 19:16:18.441 INFO kablam! 
Oct 12 19:16:18.441 INFO kablam! warning: unused import: `std::process`
Oct 12 19:16:18.441 INFO kablam!  --> src/main.rs:7:5
Oct 12 19:16:18.441 INFO kablam!   |
Oct 12 19:16:18.441 INFO kablam! 7 | use std::process;
Oct 12 19:16:18.441 INFO kablam!   |     ^^^^^^^^^^^^
Oct 12 19:16:18.441 INFO kablam! 
Oct 12 19:16:18.441 INFO kablam! warning: unused import: `std::mem`
Oct 12 19:16:18.441 INFO kablam!  --> src/main.rs:8:5
Oct 12 19:16:18.441 INFO kablam!   |
Oct 12 19:16:18.441 INFO kablam! 8 | use std::mem;
Oct 12 19:16:18.441 INFO kablam!   |     ^^^^^^^^
Oct 12 19:16:18.441 INFO kablam! 
Oct 12 19:16:18.452 INFO kablam! warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
Oct 12 19:16:18.452 INFO kablam!   --> src/main.rs:14:5
Oct 12 19:16:18.452 INFO kablam!    |
Oct 12 19:16:18.452 INFO kablam! 14 |     thread::sleep_ms(3);
Oct 12 19:16:18.452 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Oct 12 19:16:18.452 INFO kablam!    |
Oct 12 19:16:18.452 INFO kablam!    = note: #[warn(deprecated)] on by default
Oct 12 19:16:18.452 INFO kablam! 
Oct 12 19:16:18.492 INFO kablam! warning: unused variable: `rng`
Oct 12 19:16:18.492 INFO kablam!   --> src/main.rs:16:9
Oct 12 19:16:18.492 INFO kablam!    |
Oct 12 19:16:18.492 INFO kablam! 16 | fn roar(rng: u32) {
Oct 12 19:16:18.492 INFO kablam!    |         ^^^ help: consider using `_rng` instead
Oct 12 19:16:18.492 INFO kablam!    |
Oct 12 19:16:18.492 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 19:16:18.492 INFO kablam! 
Oct 12 19:16:18.496 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:16:18.496 INFO kablam!   --> src/main.rs:31:9
Oct 12 19:16:18.496 INFO kablam!    |
Oct 12 19:16:18.496 INFO kablam! 31 |     let mut rng = rand::thread_rng().gen_range(1, 71);
Oct 12 19:16:18.496 INFO kablam!    |         ----^^^
Oct 12 19:16:18.496 INFO kablam!    |         |
Oct 12 19:16:18.496 INFO kablam!    |         help: remove this `mut`
Oct 12 19:16:18.496 INFO kablam!    |
Oct 12 19:16:18.496 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 19:16:18.496 INFO kablam! 
Oct 12 19:16:18.496 INFO kablam! warning: variable `Em` should have a snake case name such as `em`
Oct 12 19:16:18.496 INFO kablam!   --> src/main.rs:17:9
Oct 12 19:16:18.496 INFO kablam!    |
Oct 12 19:16:18.496 INFO kablam! 17 |     let Em = [
Oct 12 19:16:18.496 INFO kablam!    |         ^^
Oct 12 19:16:18.496 INFO kablam!    |
Oct 12 19:16:18.496 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Oct 12 19:16:18.496 INFO kablam! 
Oct 12 19:16:18.510 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
Oct 12 19:16:18.513 INFO kablam! su: No module specific data is present
Oct 12 19:16:19.061 INFO running `"docker" "rm" "-f" "0c21567f62d88e8d4883ecc06c1c3a13cf79f62089ceda18cc7ac1f85bc69d43"`
Oct 12 19:16:19.356 INFO blam! 0c21567f62d88e8d4883ecc06c1c3a13cf79f62089ceda18cc7ac1f85bc69d43