Nov 17 04:47:17.844 INFO testing dgoetsch/glutton against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 04:47:17.844 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 04:47:18.131 INFO [stdout] 1ed537759fb0515a9a031d815b3d005db4ea2534c6049d9de48fb15e61ab246a
Nov 17 04:47:18.139 INFO running `"docker" "start" "-a" "1ed537759fb0515a9a031d815b3d005db4ea2534c6049d9de48fb15e61ab246a"`
Nov 17 04:47:18.897 INFO [stderr] usermod: no changes
Nov 17 04:47:18.966 INFO [stderr]    Compiling rust-by-ex v0.1.0 (/source)
Nov 17 04:47:19.279 INFO [stderr] warning: unused import: `std::iter::Map`
Nov 17 04:47:19.279 INFO [stderr]  --> src/main.rs:6:5
Nov 17 04:47:19.279 INFO [stderr]   |
Nov 17 04:47:19.279 INFO [stderr] 6 | use std::iter::Map;
Nov 17 04:47:19.279 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 17 04:47:19.279 INFO [stderr]   |
Nov 17 04:47:19.279 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 04:47:19.279 INFO [stderr] 
Nov 17 04:47:19.279 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 17 04:47:19.279 INFO [stderr]   --> src/main.rs:18:21
Nov 17 04:47:19.279 INFO [stderr]    |
Nov 17 04:47:19.279 INFO [stderr] 18 |         for idx in  (0..self.at_a_time) {
Nov 17 04:47:19.279 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 17 04:47:19.279 INFO [stderr]    |
Nov 17 04:47:19.279 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 17 04:47:19.279 INFO [stderr] 
Nov 17 04:47:19.300 INFO [stderr] warning: use of deprecated item 'rand::Rng::gen_ascii_chars': use sample_iter(&Alphanumeric) instead
Nov 17 04:47:19.300 INFO [stderr]   --> src/main.rs:32:33
Nov 17 04:47:19.300 INFO [stderr]    |
Nov 17 04:47:19.300 INFO [stderr] 32 |         let name = thread_rng().gen_ascii_chars().take(10) .collect::<String>();
Nov 17 04:47:19.300 INFO [stderr]    |                                 ^^^^^^^^^^^^^^^
Nov 17 04:47:19.300 INFO [stderr]    |
Nov 17 04:47:19.300 INFO [stderr]    = note: #[warn(deprecated)] on by default
Nov 17 04:47:19.300 INFO [stderr] 
Nov 17 04:47:19.328 INFO [stderr] warning: unused variable: `idx`
Nov 17 04:47:19.328 INFO [stderr]   --> src/main.rs:18:13
Nov 17 04:47:19.328 INFO [stderr]    |
Nov 17 04:47:19.328 INFO [stderr] 18 |         for idx in  (0..self.at_a_time) {
Nov 17 04:47:19.328 INFO [stderr]    |             ^^^ help: consider using `_idx` instead
Nov 17 04:47:19.328 INFO [stderr]    |
Nov 17 04:47:19.328 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 04:47:19.328 INFO [stderr] 
Nov 17 04:47:19.328 INFO [stderr] warning: unused variable: `cd_res`
Nov 17 04:47:19.328 INFO [stderr]   --> src/main.rs:38:13
Nov 17 04:47:19.328 INFO [stderr]    |
Nov 17 04:47:19.328 INFO [stderr] 38 |         let cd_res = std::fs::create_dir_all(sub_dir.as_str());
Nov 17 04:47:19.328 INFO [stderr]    |             ^^^^^^ help: consider using `_cd_res` instead
Nov 17 04:47:19.328 INFO [stderr] 
Nov 17 04:47:19.328 INFO [stderr] warning: unused variable: `cf_res`
Nov 17 04:47:19.329 INFO [stderr]   --> src/main.rs:46:13
Nov 17 04:47:19.329 INFO [stderr]    |
Nov 17 04:47:19.329 INFO [stderr] 46 |         let cf_res = std::fs::File::create(file_name.as_str())
Nov 17 04:47:19.329 INFO [stderr]    |             ^^^^^^ help: consider using `_cf_res` instead
Nov 17 04:47:19.329 INFO [stderr] 
Nov 17 04:47:19.337 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 04:47:19.337 INFO [stderr]   --> src/main.rs:23:13
Nov 17 04:47:19.337 INFO [stderr]    |
Nov 17 04:47:19.337 INFO [stderr] 23 |             handler.join();
Nov 17 04:47:19.337 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Nov 17 04:47:19.337 INFO [stderr]    |
Nov 17 04:47:19.337 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 04:47:19.337 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 04:47:19.337 INFO [stderr] 
Nov 17 04:47:19.802 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
Nov 17 04:47:19.805 INFO [stderr] su: No module specific data is present
Nov 17 04:47:20.218 INFO running `"docker" "inspect" "1ed537759fb0515a9a031d815b3d005db4ea2534c6049d9de48fb15e61ab246a"`
Nov 17 04:47:20.511 INFO running `"docker" "rm" "-f" "1ed537759fb0515a9a031d815b3d005db4ea2534c6049d9de48fb15e61ab246a"`
Nov 17 04:47:20.721 INFO [stdout] 1ed537759fb0515a9a031d815b3d005db4ea2534c6049d9de48fb15e61ab246a
Nov 17 04:47:20.732 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 04:47:21.125 INFO [stdout] 0c11fe8f4b64c5a95cfd34e5aded8608f9570c0d5c5e7ef4a5f8500fd8f6317d
Nov 17 04:47:21.129 INFO running `"docker" "start" "-a" "0c11fe8f4b64c5a95cfd34e5aded8608f9570c0d5c5e7ef4a5f8500fd8f6317d"`
Nov 17 04:47:22.314 INFO [stderr] usermod: no changes
Nov 17 04:47:22.358 INFO [stderr]    Compiling rust-by-ex v0.1.0 (/source)
Nov 17 04:47:22.815 INFO [stderr] warning: unused import: `std::iter::Map`
Nov 17 04:47:22.815 INFO [stderr]  --> src/main.rs:6:5
Nov 17 04:47:22.815 INFO [stderr]   |
Nov 17 04:47:22.815 INFO [stderr] 6 | use std::iter::Map;
Nov 17 04:47:22.815 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 17 04:47:22.815 INFO [stderr]   |
Nov 17 04:47:22.815 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 04:47:22.815 INFO [stderr] 
Nov 17 04:47:22.815 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 17 04:47:22.815 INFO [stderr]   --> src/main.rs:18:21
Nov 17 04:47:22.815 INFO [stderr]    |
Nov 17 04:47:22.815 INFO [stderr] 18 |         for idx in  (0..self.at_a_time) {
Nov 17 04:47:22.815 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 17 04:47:22.815 INFO [stderr]    |
Nov 17 04:47:22.815 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 17 04:47:22.815 INFO [stderr] 
Nov 17 04:47:22.851 INFO [stderr] warning: use of deprecated item 'rand::Rng::gen_ascii_chars': use sample_iter(&Alphanumeric) instead
Nov 17 04:47:22.851 INFO [stderr]   --> src/main.rs:32:33
Nov 17 04:47:22.851 INFO [stderr]    |
Nov 17 04:47:22.851 INFO [stderr] 32 |         let name = thread_rng().gen_ascii_chars().take(10) .collect::<String>();
Nov 17 04:47:22.851 INFO [stderr]    |                                 ^^^^^^^^^^^^^^^
Nov 17 04:47:22.851 INFO [stderr]    |
Nov 17 04:47:22.851 INFO [stderr]    = note: #[warn(deprecated)] on by default
Nov 17 04:47:22.851 INFO [stderr] 
Nov 17 04:47:22.879 INFO [stderr] warning: unused variable: `idx`
Nov 17 04:47:22.879 INFO [stderr]   --> src/main.rs:18:13
Nov 17 04:47:22.879 INFO [stderr]    |
Nov 17 04:47:22.879 INFO [stderr] 18 |         for idx in  (0..self.at_a_time) {
Nov 17 04:47:22.879 INFO [stderr]    |             ^^^ help: consider using `_idx` instead
Nov 17 04:47:22.879 INFO [stderr]    |
Nov 17 04:47:22.879 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 04:47:22.879 INFO [stderr] 
Nov 17 04:47:22.879 INFO [stderr] warning: unused variable: `cd_res`
Nov 17 04:47:22.879 INFO [stderr]   --> src/main.rs:38:13
Nov 17 04:47:22.879 INFO [stderr]    |
Nov 17 04:47:22.879 INFO [stderr] 38 |         let cd_res = std::fs::create_dir_all(sub_dir.as_str());
Nov 17 04:47:22.879 INFO [stderr]    |             ^^^^^^ help: consider using `_cd_res` instead
Nov 17 04:47:22.879 INFO [stderr] 
Nov 17 04:47:22.879 INFO [stderr] warning: unused variable: `cf_res`
Nov 17 04:47:22.879 INFO [stderr]   --> src/main.rs:46:13
Nov 17 04:47:22.879 INFO [stderr]    |
Nov 17 04:47:22.879 INFO [stderr] 46 |         let cf_res = std::fs::File::create(file_name.as_str())
Nov 17 04:47:22.879 INFO [stderr]    |             ^^^^^^ help: consider using `_cf_res` instead
Nov 17 04:47:22.879 INFO [stderr] 
Nov 17 04:47:22.891 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 04:47:22.891 INFO [stderr]   --> src/main.rs:23:13
Nov 17 04:47:22.891 INFO [stderr]    |
Nov 17 04:47:22.891 INFO [stderr] 23 |             handler.join();
Nov 17 04:47:22.891 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Nov 17 04:47:22.891 INFO [stderr]    |
Nov 17 04:47:22.891 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 04:47:22.891 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 04:47:22.891 INFO [stderr] 
Nov 17 04:47:23.235 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
Nov 17 04:47:23.243 INFO [stderr] su: No module specific data is present
Nov 17 04:47:23.875 INFO running `"docker" "inspect" "0c11fe8f4b64c5a95cfd34e5aded8608f9570c0d5c5e7ef4a5f8500fd8f6317d"`
Nov 17 04:47:24.167 INFO running `"docker" "rm" "-f" "0c11fe8f4b64c5a95cfd34e5aded8608f9570c0d5c5e7ef4a5f8500fd8f6317d"`
Nov 17 04:47:24.407 INFO [stdout] 0c11fe8f4b64c5a95cfd34e5aded8608f9570c0d5c5e7ef4a5f8500fd8f6317d
Nov 17 04:47:24.416 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 04:47:24.891 INFO [stdout] 69022f9e99e7aa2d732b852b77810f6d1f1338c59d5845294071572d85a85dc4
Nov 17 04:47:24.901 INFO running `"docker" "start" "-a" "69022f9e99e7aa2d732b852b77810f6d1f1338c59d5845294071572d85a85dc4"`
Nov 17 04:47:25.959 INFO [stderr] usermod: no changes
Nov 17 04:47:26.015 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Nov 17 04:47:26.019 INFO [stderr]      Running /target/debug/deps/rust_by_ex-d177133d957019d9
Nov 17 04:47:26.055 INFO [stderr] su: No module specific data is present
Nov 17 04:47:26.055 INFO [stdout] 
Nov 17 04:47:26.055 INFO [stdout] running 0 tests
Nov 17 04:47:26.055 INFO [stdout] 
Nov 17 04:47:26.055 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 04:47:26.055 INFO [stdout] 
Nov 17 04:47:26.801 INFO running `"docker" "inspect" "69022f9e99e7aa2d732b852b77810f6d1f1338c59d5845294071572d85a85dc4"`
Nov 17 04:47:27.099 INFO running `"docker" "rm" "-f" "69022f9e99e7aa2d732b852b77810f6d1f1338c59d5845294071572d85a85dc4"`
Nov 17 04:47:27.295 INFO [stdout] 69022f9e99e7aa2d732b852b77810f6d1f1338c59d5845294071572d85a85dc4