Dec 05 18:53:43.224 INFO testing kaseiaoki/roar against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 18:53:43.224 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 05 18:53:43.842 INFO [stdout] ca56e7152481ac03757e6856c2ccea141ce0b74d2a5e4afea850b79de3371626
Dec 05 18:53:43.844 INFO running `"docker" "start" "-a" "ca56e7152481ac03757e6856c2ccea141ce0b74d2a5e4afea850b79de3371626"`
Dec 05 18:53:45.357 INFO [stderr] usermod: no changes
Dec 05 18:53:45.434 INFO [stderr]    Compiling roar v0.1.0 (/source)
Dec 05 18:53:45.720 INFO [stderr] warning: unused import: `std::io`
Dec 05 18:53:45.720 INFO [stderr]  --> src/main.rs:1:5
Dec 05 18:53:45.720 INFO [stderr]   |
Dec 05 18:53:45.720 INFO [stderr] 1 | use std::io;
Dec 05 18:53:45.720 INFO [stderr]   |     ^^^^^^^
Dec 05 18:53:45.720 INFO [stderr]   |
Dec 05 18:53:45.720 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 18:53:45.720 INFO [stderr] 
Dec 05 18:53:45.720 INFO [stderr] warning: unused import: `std::string::String`
Dec 05 18:53:45.720 INFO [stderr]  --> src/main.rs:2:5
Dec 05 18:53:45.720 INFO [stderr]   |
Dec 05 18:53:45.721 INFO [stderr] 2 | use std::string::String;
Dec 05 18:53:45.721 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 05 18:53:45.721 INFO [stderr] 
Dec 05 18:53:45.721 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 05 18:53:45.721 INFO [stderr]  --> src/main.rs:3:5
Dec 05 18:53:45.721 INFO [stderr]   |
Dec 05 18:53:45.721 INFO [stderr] 3 | use std::io::prelude::*;
Dec 05 18:53:45.721 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 05 18:53:45.721 INFO [stderr] 
Dec 05 18:53:45.721 INFO [stderr] warning: unused import: `std::env`
Dec 05 18:53:45.721 INFO [stderr]  --> src/main.rs:4:5
Dec 05 18:53:45.721 INFO [stderr]   |
Dec 05 18:53:45.721 INFO [stderr] 4 | use std::env;
Dec 05 18:53:45.721 INFO [stderr]   |     ^^^^^^^^
Dec 05 18:53:45.721 INFO [stderr] 
Dec 05 18:53:45.721 INFO [stderr] warning: unused import: `std::vec::Vec`
Dec 05 18:53:45.721 INFO [stderr]  --> src/main.rs:5:5
Dec 05 18:53:45.721 INFO [stderr]   |
Dec 05 18:53:45.721 INFO [stderr] 5 | use std::vec::Vec;
Dec 05 18:53:45.721 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 05 18:53:45.721 INFO [stderr] 
Dec 05 18:53:45.721 INFO [stderr] warning: unused import: `std::process`
Dec 05 18:53:45.721 INFO [stderr]  --> src/main.rs:7:5
Dec 05 18:53:45.721 INFO [stderr]   |
Dec 05 18:53:45.721 INFO [stderr] 7 | use std::process;
Dec 05 18:53:45.721 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 05 18:53:45.721 INFO [stderr] 
Dec 05 18:53:45.721 INFO [stderr] warning: unused import: `std::mem`
Dec 05 18:53:45.721 INFO [stderr]  --> src/main.rs:8:5
Dec 05 18:53:45.721 INFO [stderr]   |
Dec 05 18:53:45.721 INFO [stderr] 8 | use std::mem;
Dec 05 18:53:45.721 INFO [stderr]   |     ^^^^^^^^
Dec 05 18:53:45.721 INFO [stderr] 
Dec 05 18:53:45.728 INFO [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
Dec 05 18:53:45.728 INFO [stderr]   --> src/main.rs:14:5
Dec 05 18:53:45.728 INFO [stderr]    |
Dec 05 18:53:45.728 INFO [stderr] 14 |     thread::sleep_ms(3);
Dec 05 18:53:45.728 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 05 18:53:45.728 INFO [stderr]    |
Dec 05 18:53:45.728 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 05 18:53:45.728 INFO [stderr] 
Dec 05 18:53:45.764 INFO [stderr] warning: unused variable: `rng`
Dec 05 18:53:45.764 INFO [stderr]   --> src/main.rs:16:9
Dec 05 18:53:45.764 INFO [stderr]    |
Dec 05 18:53:45.764 INFO [stderr] 16 | fn roar(rng: u32) {
Dec 05 18:53:45.764 INFO [stderr]    |         ^^^ help: consider using `_rng` instead
Dec 05 18:53:45.764 INFO [stderr]    |
Dec 05 18:53:45.764 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 18:53:45.764 INFO [stderr] 
Dec 05 18:53:45.768 INFO [stderr] warning: variable does not need to be mutable
Dec 05 18:53:45.768 INFO [stderr]   --> src/main.rs:31:9
Dec 05 18:53:45.768 INFO [stderr]    |
Dec 05 18:53:45.768 INFO [stderr] 31 |     let mut rng = rand::thread_rng().gen_range(1, 71);
Dec 05 18:53:45.768 INFO [stderr]    |         ----^^^
Dec 05 18:53:45.768 INFO [stderr]    |         |
Dec 05 18:53:45.768 INFO [stderr]    |         help: remove this `mut`
Dec 05 18:53:45.768 INFO [stderr]    |
Dec 05 18:53:45.768 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 18:53:45.768 INFO [stderr] 
Dec 05 18:53:45.768 INFO [stderr] warning: variable `Em` should have a snake case name such as `em`
Dec 05 18:53:45.768 INFO [stderr]   --> src/main.rs:17:9
Dec 05 18:53:45.768 INFO [stderr]    |
Dec 05 18:53:45.769 INFO [stderr] 17 |     let Em = [
Dec 05 18:53:45.769 INFO [stderr]    |         ^^
Dec 05 18:53:45.769 INFO [stderr]    |
Dec 05 18:53:45.776 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 05 18:53:45.776 INFO [stderr] 
Dec 05 18:53:46.368 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Dec 05 18:53:46.368 INFO [stderr] su: No module specific data is present
Dec 05 18:53:47.256 INFO running `"docker" "inspect" "ca56e7152481ac03757e6856c2ccea141ce0b74d2a5e4afea850b79de3371626"`
Dec 05 18:53:47.590 INFO running `"docker" "rm" "-f" "ca56e7152481ac03757e6856c2ccea141ce0b74d2a5e4afea850b79de3371626"`
Dec 05 18:53:47.894 INFO [stdout] ca56e7152481ac03757e6856c2ccea141ce0b74d2a5e4afea850b79de3371626
Dec 05 18:53:47.902 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 05 18:53:48.448 INFO [stdout] a2abc2630e85d371de97c1b6a4208bcac71870bf453553d837b96b0284b7d1ac
Dec 05 18:53:48.450 INFO running `"docker" "start" "-a" "a2abc2630e85d371de97c1b6a4208bcac71870bf453553d837b96b0284b7d1ac"`
Dec 05 18:53:50.232 INFO [stderr] usermod: no changes
Dec 05 18:53:50.295 INFO [stderr]    Compiling roar v0.1.0 (/source)
Dec 05 18:53:50.668 INFO [stderr] warning: unused import: `std::io`
Dec 05 18:53:50.668 INFO [stderr]  --> src/main.rs:1:5
Dec 05 18:53:50.668 INFO [stderr]   |
Dec 05 18:53:50.668 INFO [stderr] 1 | use std::io;
Dec 05 18:53:50.668 INFO [stderr]   |     ^^^^^^^
Dec 05 18:53:50.668 INFO [stderr]   |
Dec 05 18:53:50.668 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 18:53:50.668 INFO [stderr] 
Dec 05 18:53:50.668 INFO [stderr] warning: unused import: `std::string::String`
Dec 05 18:53:50.668 INFO [stderr]  --> src/main.rs:2:5
Dec 05 18:53:50.668 INFO [stderr]   |
Dec 05 18:53:50.668 INFO [stderr] 2 | use std::string::String;
Dec 05 18:53:50.668 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 05 18:53:50.668 INFO [stderr] 
Dec 05 18:53:50.668 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 05 18:53:50.668 INFO [stderr]  --> src/main.rs:3:5
Dec 05 18:53:50.668 INFO [stderr]   |
Dec 05 18:53:50.668 INFO [stderr] 3 | use std::io::prelude::*;
Dec 05 18:53:50.668 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 05 18:53:50.668 INFO [stderr] 
Dec 05 18:53:50.668 INFO [stderr] warning: unused import: `std::env`
Dec 05 18:53:50.668 INFO [stderr]  --> src/main.rs:4:5
Dec 05 18:53:50.668 INFO [stderr]   |
Dec 05 18:53:50.668 INFO [stderr] 4 | use std::env;
Dec 05 18:53:50.668 INFO [stderr]   |     ^^^^^^^^
Dec 05 18:53:50.668 INFO [stderr] 
Dec 05 18:53:50.668 INFO [stderr] warning: unused import: `std::vec::Vec`
Dec 05 18:53:50.668 INFO [stderr]  --> src/main.rs:5:5
Dec 05 18:53:50.668 INFO [stderr]   |
Dec 05 18:53:50.668 INFO [stderr] 5 | use std::vec::Vec;
Dec 05 18:53:50.668 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 05 18:53:50.668 INFO [stderr] 
Dec 05 18:53:50.668 INFO [stderr] warning: unused import: `std::process`
Dec 05 18:53:50.668 INFO [stderr]  --> src/main.rs:7:5
Dec 05 18:53:50.668 INFO [stderr]   |
Dec 05 18:53:50.668 INFO [stderr] 7 | use std::process;
Dec 05 18:53:50.668 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 05 18:53:50.668 INFO [stderr] 
Dec 05 18:53:50.668 INFO [stderr] warning: unused import: `std::mem`
Dec 05 18:53:50.668 INFO [stderr]  --> src/main.rs:8:5
Dec 05 18:53:50.668 INFO [stderr]   |
Dec 05 18:53:50.668 INFO [stderr] 8 | use std::mem;
Dec 05 18:53:50.668 INFO [stderr]   |     ^^^^^^^^
Dec 05 18:53:50.668 INFO [stderr] 
Dec 05 18:53:50.668 INFO [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
Dec 05 18:53:50.668 INFO [stderr]   --> src/main.rs:14:5
Dec 05 18:53:50.668 INFO [stderr]    |
Dec 05 18:53:50.669 INFO [stderr] 14 |     thread::sleep_ms(3);
Dec 05 18:53:50.669 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 05 18:53:50.669 INFO [stderr]    |
Dec 05 18:53:50.669 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 05 18:53:50.669 INFO [stderr] 
Dec 05 18:53:50.708 INFO [stderr] warning: unused variable: `rng`
Dec 05 18:53:50.708 INFO [stderr]   --> src/main.rs:16:9
Dec 05 18:53:50.708 INFO [stderr]    |
Dec 05 18:53:50.708 INFO [stderr] 16 | fn roar(rng: u32) {
Dec 05 18:53:50.708 INFO [stderr]    |         ^^^ help: consider using `_rng` instead
Dec 05 18:53:50.708 INFO [stderr]    |
Dec 05 18:53:50.708 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 18:53:50.708 INFO [stderr] 
Dec 05 18:53:50.720 INFO [stderr] warning: variable does not need to be mutable
Dec 05 18:53:50.720 INFO [stderr]   --> src/main.rs:31:9
Dec 05 18:53:50.720 INFO [stderr]    |
Dec 05 18:53:50.720 INFO [stderr] 31 |     let mut rng = rand::thread_rng().gen_range(1, 71);
Dec 05 18:53:50.720 INFO [stderr]    |         ----^^^
Dec 05 18:53:50.720 INFO [stderr]    |         |
Dec 05 18:53:50.720 INFO [stderr]    |         help: remove this `mut`
Dec 05 18:53:50.720 INFO [stderr]    |
Dec 05 18:53:50.720 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 18:53:50.720 INFO [stderr] 
Dec 05 18:53:50.720 INFO [stderr] warning: variable `Em` should have a snake case name such as `em`
Dec 05 18:53:50.720 INFO [stderr]   --> src/main.rs:17:9
Dec 05 18:53:50.720 INFO [stderr]    |
Dec 05 18:53:50.720 INFO [stderr] 17 |     let Em = [
Dec 05 18:53:50.720 INFO [stderr]    |         ^^
Dec 05 18:53:50.720 INFO [stderr]    |
Dec 05 18:53:50.720 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 05 18:53:50.720 INFO [stderr] 
Dec 05 18:53:51.096 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Dec 05 18:53:51.096 INFO [stderr] su: No module specific data is present
Dec 05 18:53:51.723 INFO running `"docker" "inspect" "a2abc2630e85d371de97c1b6a4208bcac71870bf453553d837b96b0284b7d1ac"`
Dec 05 18:53:52.096 INFO running `"docker" "rm" "-f" "a2abc2630e85d371de97c1b6a4208bcac71870bf453553d837b96b0284b7d1ac"`
Dec 05 18:53:52.364 INFO [stdout] a2abc2630e85d371de97c1b6a4208bcac71870bf453553d837b96b0284b7d1ac
Dec 05 18:53:52.372 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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 05 18:53:52.905 INFO [stdout] 9b6e575ee3842ae682a811004841fd537be97d937ebc6f9a175f455a8ebe6a6f
Dec 05 18:53:52.907 INFO running `"docker" "start" "-a" "9b6e575ee3842ae682a811004841fd537be97d937ebc6f9a175f455a8ebe6a6f"`
Dec 05 18:53:53.939 INFO [stderr] usermod: no changes
Dec 05 18:53:54.020 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 05 18:53:54.028 INFO [stderr]      Running /target/debug/deps/roar-26336f8bab536d14
Dec 05 18:53:54.030 INFO [stdout] 
Dec 05 18:53:54.030 INFO [stdout] running 0 tests
Dec 05 18:53:54.030 INFO [stdout] 
Dec 05 18:53:54.030 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 18:53:54.030 INFO [stdout] 
Dec 05 18:53:54.038 INFO [stderr] su: No module specific data is present
Dec 05 18:53:54.813 INFO running `"docker" "inspect" "9b6e575ee3842ae682a811004841fd537be97d937ebc6f9a175f455a8ebe6a6f"`
Dec 05 18:53:55.112 INFO running `"docker" "rm" "-f" "9b6e575ee3842ae682a811004841fd537be97d937ebc6f9a175f455a8ebe6a6f"`
Dec 05 18:53:55.364 INFO [stdout] 9b6e575ee3842ae682a811004841fd537be97d937ebc6f9a175f455a8ebe6a6f