Dec 14 09:50:31.908 INFO testing Hand-of-Cthulhu/quiz_file_creator against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 09:50:31.908 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 09:50:32.407 INFO [stdout] a8ff4d4cfa4b76918d17cbaaae808ed545623b583f9292421e7aca5974a43cd5
Dec 14 09:50:32.413 INFO running `"docker" "start" "-a" "a8ff4d4cfa4b76918d17cbaaae808ed545623b583f9292421e7aca5974a43cd5"`
Dec 14 09:50:33.520 INFO [stderr] usermod: no changes
Dec 14 09:50:33.643 INFO [stderr]    Compiling nix v0.5.1
Dec 14 09:50:38.205 INFO [stderr]    Compiling rustyline v1.0.0
Dec 14 09:50:40.811 INFO [stderr]    Compiling quiz_file_creator v0.1.0 (/source)
Dec 14 09:50:42.331 INFO [stderr] warning: unused import: `regex::Regex`
Dec 14 09:50:42.331 INFO [stderr]  --> src/main.rs:6:5
Dec 14 09:50:42.331 INFO [stderr]   |
Dec 14 09:50:42.331 INFO [stderr] 6 | use regex::Regex;
Dec 14 09:50:42.331 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 14 09:50:42.331 INFO [stderr]   |
Dec 14 09:50:42.331 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 09:50:42.331 INFO [stderr] 
Dec 14 09:50:42.331 INFO [stderr] warning: unused import: `std::io`
Dec 14 09:50:42.331 INFO [stderr]  --> src/main.rs:9:5
Dec 14 09:50:42.331 INFO [stderr]   |
Dec 14 09:50:42.331 INFO [stderr] 9 | use std::io;
Dec 14 09:50:42.331 INFO [stderr]   |     ^^^^^^^
Dec 14 09:50:42.331 INFO [stderr] 
Dec 14 09:50:42.523 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:50:42.523 INFO [stderr]   --> src/main.rs:61:5
Dec 14 09:50:42.523 INFO [stderr]    |
Dec 14 09:50:42.523 INFO [stderr] 61 |     fs::copy(&file_path, file_path.as_ref().to_str().unwrap().to_owned() + ".bak");//.expect("File backup failed");
Dec 14 09:50:42.523 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:50:42.523 INFO [stderr]    |
Dec 14 09:50:42.523 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 09:50:42.523 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:50:42.523 INFO [stderr] 
Dec 14 09:50:44.803 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.24s
Dec 14 09:50:44.803 INFO [stderr] su: No module specific data is present
Dec 14 09:50:45.378 INFO running `"docker" "inspect" "a8ff4d4cfa4b76918d17cbaaae808ed545623b583f9292421e7aca5974a43cd5"`
Dec 14 09:50:45.863 INFO running `"docker" "rm" "-f" "a8ff4d4cfa4b76918d17cbaaae808ed545623b583f9292421e7aca5974a43cd5"`
Dec 14 09:50:46.150 INFO [stdout] a8ff4d4cfa4b76918d17cbaaae808ed545623b583f9292421e7aca5974a43cd5
Dec 14 09:50:46.157 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 09:50:46.659 INFO [stdout] 4e8b268afb3f2b5347661e2291227950f92c7c65ea02f2d724082b9474f93e86
Dec 14 09:50:46.667 INFO running `"docker" "start" "-a" "4e8b268afb3f2b5347661e2291227950f92c7c65ea02f2d724082b9474f93e86"`
Dec 14 09:50:48.394 INFO [stderr] usermod: no changes
Dec 14 09:50:48.499 INFO [stderr]    Compiling quiz_file_creator v0.1.0 (/source)
Dec 14 09:50:49.991 INFO [stderr] warning: unused import: `regex::Regex`
Dec 14 09:50:49.991 INFO [stderr]  --> src/main.rs:6:5
Dec 14 09:50:49.991 INFO [stderr]   |
Dec 14 09:50:49.991 INFO [stderr] 6 | use regex::Regex;
Dec 14 09:50:49.991 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 14 09:50:49.991 INFO [stderr]   |
Dec 14 09:50:49.991 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 09:50:49.991 INFO [stderr] 
Dec 14 09:50:49.991 INFO [stderr] warning: unused import: `std::io`
Dec 14 09:50:49.991 INFO [stderr]  --> src/main.rs:9:5
Dec 14 09:50:49.991 INFO [stderr]   |
Dec 14 09:50:49.991 INFO [stderr] 9 | use std::io;
Dec 14 09:50:49.991 INFO [stderr]   |     ^^^^^^^
Dec 14 09:50:49.991 INFO [stderr] 
Dec 14 09:50:50.203 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 09:50:50.203 INFO [stderr]   --> src/main.rs:61:5
Dec 14 09:50:50.203 INFO [stderr]    |
Dec 14 09:50:50.203 INFO [stderr] 61 |     fs::copy(&file_path, file_path.as_ref().to_str().unwrap().to_owned() + ".bak");//.expect("File backup failed");
Dec 14 09:50:50.203 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 09:50:50.203 INFO [stderr]    |
Dec 14 09:50:50.203 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 09:50:50.203 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 09:50:50.203 INFO [stderr] 
Dec 14 09:50:50.526 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.10s
Dec 14 09:50:50.531 INFO [stderr] su: No module specific data is present
Dec 14 09:50:51.309 INFO running `"docker" "inspect" "4e8b268afb3f2b5347661e2291227950f92c7c65ea02f2d724082b9474f93e86"`
Dec 14 09:50:51.549 INFO running `"docker" "rm" "-f" "4e8b268afb3f2b5347661e2291227950f92c7c65ea02f2d724082b9474f93e86"`
Dec 14 09:50:51.880 INFO [stdout] 4e8b268afb3f2b5347661e2291227950f92c7c65ea02f2d724082b9474f93e86
Dec 14 09:50:51.889 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 09:50:52.395 INFO [stdout] 915a2f2f0749248e50dee3d7a37246fd8576cc3bd67d7f0c4b86e81353d281de
Dec 14 09:50:52.401 INFO running `"docker" "start" "-a" "915a2f2f0749248e50dee3d7a37246fd8576cc3bd67d7f0c4b86e81353d281de"`
Dec 14 09:50:53.124 INFO [stderr] usermod: no changes
Dec 14 09:50:53.182 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 14 09:50:53.194 INFO [stderr]      Running /target/debug/deps/quiz_file_creator-addf137deada0cfd
Dec 14 09:50:53.196 INFO [stdout] 
Dec 14 09:50:53.196 INFO [stdout] running 0 tests
Dec 14 09:50:53.196 INFO [stdout] 
Dec 14 09:50:53.196 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 09:50:53.196 INFO [stdout] 
Dec 14 09:50:53.205 INFO [stderr] su: No module specific data is present
Dec 14 09:50:53.764 INFO running `"docker" "inspect" "915a2f2f0749248e50dee3d7a37246fd8576cc3bd67d7f0c4b86e81353d281de"`
Dec 14 09:50:53.909 INFO running `"docker" "rm" "-f" "915a2f2f0749248e50dee3d7a37246fd8576cc3bd67d7f0c4b86e81353d281de"`
Dec 14 09:50:54.202 INFO [stdout] 915a2f2f0749248e50dee3d7a37246fd8576cc3bd67d7f0c4b86e81353d281de