Nov 30 07:11:22.481 INFO checking alternately/hangman against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 07:11:22.481 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 30 07:11:23.002 INFO [stdout] 37311e4e949fadec3d3a3b711d24b202996b75036a52813c26e439bd60d4dc57
Nov 30 07:11:23.004 INFO running `"docker" "start" "-a" "37311e4e949fadec3d3a3b711d24b202996b75036a52813c26e439bd60d4dc57"`
Nov 30 07:11:25.053 INFO [stderr] usermod: no changes
Nov 30 07:11:25.148 INFO [stderr]     Checking hangman v0.1.0 (/source)
Nov 30 07:11:26.065 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 30 07:11:26.066 INFO [stderr]   --> src/main.rs:89:30
Nov 30 07:11:26.066 INFO [stderr]    |
Nov 30 07:11:26.066 INFO [stderr] 89 |             printstring.push((c.clone().to_string()));
Nov 30 07:11:26.067 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 07:11:26.067 INFO [stderr]    |
Nov 30 07:11:26.067 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 07:11:26.068 INFO [stderr] 
Nov 30 07:11:26.169 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 30 07:11:26.169 INFO [stderr]   --> src/main.rs:89:30
Nov 30 07:11:26.169 INFO [stderr]    |
Nov 30 07:11:26.169 INFO [stderr] 89 |             printstring.push((c.clone().to_string()));
Nov 30 07:11:26.169 INFO [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 07:11:26.169 INFO [stderr]    |
Nov 30 07:11:26.169 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 07:11:26.169 INFO [stderr] 
Nov 30 07:11:26.236 INFO [stderr] warning: function is never used: `veccombine`
Nov 30 07:11:26.237 INFO [stderr]   --> src/main.rs:64:1
Nov 30 07:11:26.237 INFO [stderr]    |
Nov 30 07:11:26.237 INFO [stderr] 64 | fn veccombine(victor: Vec<String>) -> String{
Nov 30 07:11:26.238 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:11:26.240 INFO [stderr]    |
Nov 30 07:11:26.240 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 07:11:26.240 INFO [stderr] 
Nov 30 07:11:26.257 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:11:26.257 INFO [stderr]   --> src/main.rs:50:9
Nov 30 07:11:26.257 INFO [stderr]    |
Nov 30 07:11:26.257 INFO [stderr] 50 |         io::stdin().read_line(&mut input);
Nov 30 07:11:26.257 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:11:26.257 INFO [stderr]    |
Nov 30 07:11:26.257 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 07:11:26.257 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:11:26.257 INFO [stderr] 
Nov 30 07:11:26.257 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:11:26.257 INFO [stderr]    --> src/main.rs:134:5
Nov 30 07:11:26.257 INFO [stderr]     |
Nov 30 07:11:26.257 INFO [stderr] 134 |     file.read_to_string(&mut contents);
Nov 30 07:11:26.257 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:11:26.257 INFO [stderr]     |
Nov 30 07:11:26.258 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:11:26.258 INFO [stderr] 
Nov 30 07:11:26.273 INFO [stderr] warning: function is never used: `veccombine`
Nov 30 07:11:26.273 INFO [stderr]   --> src/main.rs:64:1
Nov 30 07:11:26.273 INFO [stderr]    |
Nov 30 07:11:26.273 INFO [stderr] 64 | fn veccombine(victor: Vec<String>) -> String{
Nov 30 07:11:26.273 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:11:26.273 INFO [stderr]    |
Nov 30 07:11:26.273 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 07:11:26.273 INFO [stderr] 
Nov 30 07:11:26.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:11:26.282 INFO [stderr]   --> src/main.rs:50:9
Nov 30 07:11:26.282 INFO [stderr]    |
Nov 30 07:11:26.282 INFO [stderr] 50 |         io::stdin().read_line(&mut input);
Nov 30 07:11:26.282 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:11:26.282 INFO [stderr]    |
Nov 30 07:11:26.282 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 07:11:26.282 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:11:26.282 INFO [stderr] 
Nov 30 07:11:26.282 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:11:26.282 INFO [stderr]    --> src/main.rs:134:5
Nov 30 07:11:26.282 INFO [stderr]     |
Nov 30 07:11:26.282 INFO [stderr] 134 |     file.read_to_string(&mut contents);
Nov 30 07:11:26.282 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:11:26.282 INFO [stderr]     |
Nov 30 07:11:26.282 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:11:26.282 INFO [stderr] 
Nov 30 07:11:26.320 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
Nov 30 07:11:26.329 INFO [stderr] su: No module specific data is present
Nov 30 07:11:27.258 INFO running `"docker" "inspect" "37311e4e949fadec3d3a3b711d24b202996b75036a52813c26e439bd60d4dc57"`
Nov 30 07:11:27.436 INFO running `"docker" "rm" "-f" "37311e4e949fadec3d3a3b711d24b202996b75036a52813c26e439bd60d4dc57"`
Nov 30 07:11:27.596 INFO [stdout] 37311e4e949fadec3d3a3b711d24b202996b75036a52813c26e439bd60d4dc57