Dec 11 15:45:23.929 INFO checking kaseiaoki/roar against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 15:45:23.929 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 11 15:45:24.344 INFO [stdout] eb39e5b27e23111982838b448c8e6bdf880cbe8e559af2ac16bed36c061d4f09
Dec 11 15:45:24.346 INFO running `"docker" "start" "-a" "eb39e5b27e23111982838b448c8e6bdf880cbe8e559af2ac16bed36c061d4f09"`
Dec 11 15:45:26.439 INFO [stderr] usermod: no changes
Dec 11 15:45:26.512 INFO [stderr]     Checking roar v0.1.0 (/source)
Dec 11 15:45:27.193 INFO [stderr] warning: unused import: `std::io`
Dec 11 15:45:27.194 INFO [stderr]  --> src/main.rs:1:5
Dec 11 15:45:27.194 INFO [stderr]   |
Dec 11 15:45:27.194 INFO [stderr] 1 | use std::io;
Dec 11 15:45:27.194 INFO [stderr]   |     ^^^^^^^
Dec 11 15:45:27.195 INFO [stderr]   |
Dec 11 15:45:27.195 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 15:45:27.195 INFO [stderr] 
Dec 11 15:45:27.195 INFO [stderr] warning: unused import: `std::string::String`
Dec 11 15:45:27.195 INFO [stderr]  --> src/main.rs:2:5
Dec 11 15:45:27.196 INFO [stderr]   |
Dec 11 15:45:27.196 INFO [stderr] 2 | use std::string::String;
Dec 11 15:45:27.196 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 11 15:45:27.196 INFO [stderr] 
Dec 11 15:45:27.197 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 11 15:45:27.197 INFO [stderr]  --> src/main.rs:3:5
Dec 11 15:45:27.197 INFO [stderr]   |
Dec 11 15:45:27.197 INFO [stderr] 3 | use std::io::prelude::*;
Dec 11 15:45:27.197 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 11 15:45:27.198 INFO [stderr] 
Dec 11 15:45:27.198 INFO [stderr] warning: unused import: `std::env`
Dec 11 15:45:27.198 INFO [stderr]  --> src/main.rs:4:5
Dec 11 15:45:27.198 INFO [stderr]   |
Dec 11 15:45:27.198 INFO [stderr] 4 | use std::env;
Dec 11 15:45:27.199 INFO [stderr]   |     ^^^^^^^^
Dec 11 15:45:27.199 INFO [stderr] 
Dec 11 15:45:27.199 INFO [stderr] warning: unused import: `std::vec::Vec`
Dec 11 15:45:27.199 INFO [stderr]  --> src/main.rs:5:5
Dec 11 15:45:27.199 INFO [stderr]   |
Dec 11 15:45:27.200 INFO [stderr] 5 | use std::vec::Vec;
Dec 11 15:45:27.200 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 11 15:45:27.200 INFO [stderr] 
Dec 11 15:45:27.200 INFO [stderr] warning: unused import: `std::process`
Dec 11 15:45:27.200 INFO [stderr]  --> src/main.rs:7:5
Dec 11 15:45:27.201 INFO [stderr]   |
Dec 11 15:45:27.201 INFO [stderr] 7 | use std::process;
Dec 11 15:45:27.201 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 11 15:45:27.201 INFO [stderr] 
Dec 11 15:45:27.201 INFO [stderr] warning: unused import: `std::mem`
Dec 11 15:45:27.202 INFO [stderr]  --> src/main.rs:8:5
Dec 11 15:45:27.202 INFO [stderr]   |
Dec 11 15:45:27.202 INFO [stderr] 8 | use std::mem;
Dec 11 15:45:27.202 INFO [stderr]   |     ^^^^^^^^
Dec 11 15:45:27.202 INFO [stderr] 
Dec 11 15:45:27.207 INFO [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
Dec 11 15:45:27.207 INFO [stderr]   --> src/main.rs:14:5
Dec 11 15:45:27.207 INFO [stderr]    |
Dec 11 15:45:27.207 INFO [stderr] 14 |     thread::sleep_ms(3);
Dec 11 15:45:27.208 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 11 15:45:27.208 INFO [stderr]    |
Dec 11 15:45:27.208 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 11 15:45:27.208 INFO [stderr] 
Dec 11 15:45:27.249 INFO [stderr] warning: unused variable: `rng`
Dec 11 15:45:27.249 INFO [stderr]   --> src/main.rs:16:9
Dec 11 15:45:27.249 INFO [stderr]    |
Dec 11 15:45:27.250 INFO [stderr] 16 | fn roar(rng: u32) {
Dec 11 15:45:27.250 INFO [stderr]    |         ^^^ help: consider using `_rng` instead
Dec 11 15:45:27.250 INFO [stderr]    |
Dec 11 15:45:27.250 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 15:45:27.250 INFO [stderr] 
Dec 11 15:45:27.256 INFO [stderr] warning: variable does not need to be mutable
Dec 11 15:45:27.256 INFO [stderr]   --> src/main.rs:31:9
Dec 11 15:45:27.256 INFO [stderr]    |
Dec 11 15:45:27.256 INFO [stderr] 31 |     let mut rng = rand::thread_rng().gen_range(1, 71);
Dec 11 15:45:27.256 INFO [stderr]    |         ----^^^
Dec 11 15:45:27.256 INFO [stderr]    |         |
Dec 11 15:45:27.256 INFO [stderr]    |         help: remove this `mut`
Dec 11 15:45:27.256 INFO [stderr]    |
Dec 11 15:45:27.256 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 15:45:27.256 INFO [stderr] 
Dec 11 15:45:27.280 INFO [stderr] warning: variable `Em` should have a snake case name such as `em`
Dec 11 15:45:27.280 INFO [stderr]   --> src/main.rs:17:9
Dec 11 15:45:27.281 INFO [stderr]    |
Dec 11 15:45:27.281 INFO [stderr] 17 |     let Em = [
Dec 11 15:45:27.281 INFO [stderr]    |         ^^
Dec 11 15:45:27.281 INFO [stderr]    |
Dec 11 15:45:27.281 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 11 15:45:27.281 INFO [stderr] 
Dec 11 15:45:27.396 INFO [stderr] warning: unused import: `std::io`
Dec 11 15:45:27.396 INFO [stderr]  --> src/main.rs:1:5
Dec 11 15:45:27.396 INFO [stderr]   |
Dec 11 15:45:27.396 INFO [stderr] 1 | use std::io;
Dec 11 15:45:27.396 INFO [stderr]   |     ^^^^^^^
Dec 11 15:45:27.396 INFO [stderr]   |
Dec 11 15:45:27.396 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 15:45:27.396 INFO [stderr] 
Dec 11 15:45:27.396 INFO [stderr] warning: unused import: `std::string::String`
Dec 11 15:45:27.396 INFO [stderr]  --> src/main.rs:2:5
Dec 11 15:45:27.396 INFO [stderr]   |
Dec 11 15:45:27.396 INFO [stderr] 2 | use std::string::String;
Dec 11 15:45:27.396 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 11 15:45:27.396 INFO [stderr] 
Dec 11 15:45:27.396 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 11 15:45:27.396 INFO [stderr]  --> src/main.rs:3:5
Dec 11 15:45:27.397 INFO [stderr]   |
Dec 11 15:45:27.397 INFO [stderr] 3 | use std::io::prelude::*;
Dec 11 15:45:27.397 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 11 15:45:27.397 INFO [stderr] 
Dec 11 15:45:27.397 INFO [stderr] warning: unused import: `std::env`
Dec 11 15:45:27.397 INFO [stderr]  --> src/main.rs:4:5
Dec 11 15:45:27.397 INFO [stderr]   |
Dec 11 15:45:27.397 INFO [stderr] 4 | use std::env;
Dec 11 15:45:27.397 INFO [stderr]   |     ^^^^^^^^
Dec 11 15:45:27.397 INFO [stderr] 
Dec 11 15:45:27.397 INFO [stderr] warning: unused import: `std::vec::Vec`
Dec 11 15:45:27.397 INFO [stderr]  --> src/main.rs:5:5
Dec 11 15:45:27.397 INFO [stderr]   |
Dec 11 15:45:27.397 INFO [stderr] 5 | use std::vec::Vec;
Dec 11 15:45:27.397 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 11 15:45:27.397 INFO [stderr] 
Dec 11 15:45:27.397 INFO [stderr] warning: unused import: `std::process`
Dec 11 15:45:27.397 INFO [stderr]  --> src/main.rs:7:5
Dec 11 15:45:27.397 INFO [stderr]   |
Dec 11 15:45:27.397 INFO [stderr] 7 | use std::process;
Dec 11 15:45:27.397 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 11 15:45:27.397 INFO [stderr] 
Dec 11 15:45:27.397 INFO [stderr] warning: unused import: `std::mem`
Dec 11 15:45:27.397 INFO [stderr]  --> src/main.rs:8:5
Dec 11 15:45:27.397 INFO [stderr]   |
Dec 11 15:45:27.397 INFO [stderr] 8 | use std::mem;
Dec 11 15:45:27.397 INFO [stderr]   |     ^^^^^^^^
Dec 11 15:45:27.397 INFO [stderr] 
Dec 11 15:45:27.424 INFO [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
Dec 11 15:45:27.424 INFO [stderr]   --> src/main.rs:14:5
Dec 11 15:45:27.424 INFO [stderr]    |
Dec 11 15:45:27.424 INFO [stderr] 14 |     thread::sleep_ms(3);
Dec 11 15:45:27.424 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 11 15:45:27.424 INFO [stderr]    |
Dec 11 15:45:27.424 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 11 15:45:27.424 INFO [stderr] 
Dec 11 15:45:27.464 INFO [stderr] warning: unused variable: `rng`
Dec 11 15:45:27.464 INFO [stderr]   --> src/main.rs:16:9
Dec 11 15:45:27.464 INFO [stderr]    |
Dec 11 15:45:27.464 INFO [stderr] 16 | fn roar(rng: u32) {
Dec 11 15:45:27.464 INFO [stderr]    |         ^^^ help: consider using `_rng` instead
Dec 11 15:45:27.464 INFO [stderr]    |
Dec 11 15:45:27.464 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 15:45:27.464 INFO [stderr] 
Dec 11 15:45:27.472 INFO [stderr] warning: variable does not need to be mutable
Dec 11 15:45:27.472 INFO [stderr]   --> src/main.rs:31:9
Dec 11 15:45:27.472 INFO [stderr]    |
Dec 11 15:45:27.472 INFO [stderr] 31 |     let mut rng = rand::thread_rng().gen_range(1, 71);
Dec 11 15:45:27.472 INFO [stderr]    |         ----^^^
Dec 11 15:45:27.472 INFO [stderr]    |         |
Dec 11 15:45:27.472 INFO [stderr]    |         help: remove this `mut`
Dec 11 15:45:27.472 INFO [stderr]    |
Dec 11 15:45:27.472 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 15:45:27.472 INFO [stderr] 
Dec 11 15:45:27.472 INFO [stderr] warning: variable `Em` should have a snake case name such as `em`
Dec 11 15:45:27.472 INFO [stderr]   --> src/main.rs:17:9
Dec 11 15:45:27.472 INFO [stderr]    |
Dec 11 15:45:27.472 INFO [stderr] 17 |     let Em = [
Dec 11 15:45:27.472 INFO [stderr]    |         ^^
Dec 11 15:45:27.472 INFO [stderr]    |
Dec 11 15:45:27.472 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 11 15:45:27.472 INFO [stderr] 
Dec 11 15:45:27.502 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
Dec 11 15:45:27.503 INFO [stderr] su: No module specific data is present
Dec 11 15:45:28.696 INFO running `"docker" "inspect" "eb39e5b27e23111982838b448c8e6bdf880cbe8e559af2ac16bed36c061d4f09"`
Dec 11 15:45:28.990 INFO running `"docker" "rm" "-f" "eb39e5b27e23111982838b448c8e6bdf880cbe8e559af2ac16bed36c061d4f09"`
Dec 11 15:45:29.289 INFO [stdout] eb39e5b27e23111982838b448c8e6bdf880cbe8e559af2ac16bed36c061d4f09