Dec 11 22:45:14.648 INFO checking alternately/hangman against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 22:45:14.648 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 22:45:15.116 INFO [stdout] 750cd04878ba53a4d8244a01f22e2408cc9f2d80bda4f9fcd532187205dba3c9
Dec 11 22:45:15.118 INFO running `"docker" "start" "-a" "750cd04878ba53a4d8244a01f22e2408cc9f2d80bda4f9fcd532187205dba3c9"`
Dec 11 22:45:16.014 INFO [stderr] usermod: no changes
Dec 11 22:45:16.066 INFO [stderr]     Checking hangman v0.1.0 (/source)
Dec 11 22:45:16.638 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 11 22:45:16.638 INFO [stderr]   --> src/main.rs:89:30
Dec 11 22:45:16.638 INFO [stderr]    |
Dec 11 22:45:16.638 INFO [stderr] 89 |             printstring.push((c.clone().to_string()));
Dec 11 22:45:16.638 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 22:45:16.638 INFO [stderr]    |
Dec 11 22:45:16.638 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 22:45:16.638 INFO [stderr] 
Dec 11 22:45:16.643 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 11 22:45:16.643 INFO [stderr]   --> src/main.rs:89:30
Dec 11 22:45:16.643 INFO [stderr]    |
Dec 11 22:45:16.643 INFO [stderr] 89 |             printstring.push((c.clone().to_string()));
Dec 11 22:45:16.643 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 22:45:16.643 INFO [stderr]    |
Dec 11 22:45:16.643 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 22:45:16.643 INFO [stderr] 
Dec 11 22:45:16.756 INFO [stderr] warning: function is never used: `veccombine`
Dec 11 22:45:16.756 INFO [stderr]   --> src/main.rs:64:1
Dec 11 22:45:16.756 INFO [stderr]    |
Dec 11 22:45:16.756 INFO [stderr] 64 | fn veccombine(victor: Vec<String>) -> String{
Dec 11 22:45:16.756 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:45:16.756 INFO [stderr]    |
Dec 11 22:45:16.756 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 22:45:16.756 INFO [stderr] 
Dec 11 22:45:16.759 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 22:45:16.759 INFO [stderr]   --> src/main.rs:50:9
Dec 11 22:45:16.759 INFO [stderr]    |
Dec 11 22:45:16.759 INFO [stderr] 50 |         io::stdin().read_line(&mut input);
Dec 11 22:45:16.759 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:45:16.759 INFO [stderr]    |
Dec 11 22:45:16.759 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 22:45:16.759 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 22:45:16.759 INFO [stderr] 
Dec 11 22:45:16.759 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 22:45:16.759 INFO [stderr]    --> src/main.rs:134:5
Dec 11 22:45:16.759 INFO [stderr]     |
Dec 11 22:45:16.759 INFO [stderr] 134 |     file.read_to_string(&mut contents);
Dec 11 22:45:16.759 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:45:16.759 INFO [stderr]     |
Dec 11 22:45:16.759 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 22:45:16.763 INFO [stderr] 
Dec 11 22:45:16.795 INFO [stderr] warning: function is never used: `veccombine`
Dec 11 22:45:16.795 INFO [stderr]   --> src/main.rs:64:1
Dec 11 22:45:16.795 INFO [stderr]    |
Dec 11 22:45:16.795 INFO [stderr] 64 | fn veccombine(victor: Vec<String>) -> String{
Dec 11 22:45:16.795 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:45:16.795 INFO [stderr]    |
Dec 11 22:45:16.795 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 22:45:16.795 INFO [stderr] 
Dec 11 22:45:16.816 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 22:45:16.816 INFO [stderr]   --> src/main.rs:50:9
Dec 11 22:45:16.816 INFO [stderr]    |
Dec 11 22:45:16.816 INFO [stderr] 50 |         io::stdin().read_line(&mut input);
Dec 11 22:45:16.816 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:45:16.816 INFO [stderr]    |
Dec 11 22:45:16.816 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 22:45:16.816 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 22:45:16.816 INFO [stderr] 
Dec 11 22:45:16.816 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 22:45:16.816 INFO [stderr]    --> src/main.rs:134:5
Dec 11 22:45:16.816 INFO [stderr]     |
Dec 11 22:45:16.816 INFO [stderr] 134 |     file.read_to_string(&mut contents);
Dec 11 22:45:16.816 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:45:16.816 INFO [stderr]     |
Dec 11 22:45:16.816 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 22:45:16.816 INFO [stderr] 
Dec 11 22:45:16.852 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Dec 11 22:45:16.852 INFO [stderr] su: No module specific data is present
Dec 11 22:45:17.438 INFO running `"docker" "inspect" "750cd04878ba53a4d8244a01f22e2408cc9f2d80bda4f9fcd532187205dba3c9"`
Dec 11 22:45:17.590 INFO running `"docker" "rm" "-f" "750cd04878ba53a4d8244a01f22e2408cc9f2d80bda4f9fcd532187205dba3c9"`
Dec 11 22:45:17.991 INFO [stdout] 750cd04878ba53a4d8244a01f22e2408cc9f2d80bda4f9fcd532187205dba3c9