Dec 04 16:42:38.297 INFO checking jeromew21/rust-tic-tac-toe against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 16:42:38.297 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 16:42:38.744 INFO [stdout] 1f90ab9df3925cb06a15bc274ca2aad2c0c65f2e7338d83f57606474350db83b
Dec 04 16:42:38.746 INFO running `"docker" "start" "-a" "1f90ab9df3925cb06a15bc274ca2aad2c0c65f2e7338d83f57606474350db83b"`
Dec 04 16:42:41.044 INFO [stderr] usermod: no changes
Dec 04 16:42:41.123 INFO [stderr]     Checking tic-tac-toe v0.1.0 (/source)
Dec 04 16:42:41.858 INFO [stderr] warning: unreachable pattern
Dec 04 16:42:41.858 INFO [stderr]   --> src/ttt.rs:91:17
Dec 04 16:42:41.858 INFO [stderr]    |
Dec 04 16:42:41.858 INFO [stderr] 77 |                 space => {
Dec 04 16:42:41.858 INFO [stderr]    |                 ----- matches any value
Dec 04 16:42:41.858 INFO [stderr] ...
Dec 04 16:42:41.859 INFO [stderr] 91 |                 _ => panic!("Wrong turn")
Dec 04 16:42:41.859 INFO [stderr]    |                 ^ unreachable pattern
Dec 04 16:42:41.859 INFO [stderr]    |
Dec 04 16:42:41.859 INFO [stderr]    = note: #[warn(unreachable_patterns)] on by default
Dec 04 16:42:41.859 INFO [stderr] 
Dec 04 16:42:41.859 INFO [stderr] warning: unused variable: `num`
Dec 04 16:42:41.859 INFO [stderr]    --> src/main.rs:138:17
Dec 04 16:42:41.859 INFO [stderr]     |
Dec 04 16:42:41.859 INFO [stderr] 138 |             let num = 
Dec 04 16:42:41.859 INFO [stderr]     |                 ^^^ help: consider using `_num` instead
Dec 04 16:42:41.859 INFO [stderr]     |
Dec 04 16:42:41.859 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 16:42:41.859 INFO [stderr] 
Dec 04 16:42:41.859 INFO [stderr] warning: unused variable: `error`
Dec 04 16:42:41.859 INFO [stderr]    --> src/main.rs:151:25
Dec 04 16:42:41.859 INFO [stderr]     |
Dec 04 16:42:41.859 INFO [stderr] 151 |                     Err(error) => {
Dec 04 16:42:41.859 INFO [stderr]     |                         ^^^^^ help: consider using `_error` instead
Dec 04 16:42:41.859 INFO [stderr] 
Dec 04 16:42:41.859 INFO [stderr] warning: unused variable: `space`
Dec 04 16:42:41.859 INFO [stderr]   --> src/ttt.rs:75:54
Dec 04 16:42:41.859 INFO [stderr]    |
Dec 04 16:42:41.859 INFO [stderr] 75 |         pub fn make_move(&mut self, location: usize, space: &Space) -> bool {
Dec 04 16:42:41.859 INFO [stderr]    |                                                      ^^^^^ help: consider using `_space` instead
Dec 04 16:42:41.859 INFO [stderr] 
Dec 04 16:42:41.859 INFO [stderr] warning: unused variable: `c`
Dec 04 16:42:41.859 INFO [stderr]    --> src/ttt.rs:183:29
Dec 04 16:42:41.859 INFO [stderr]     |
Dec 04 16:42:41.859 INFO [stderr] 183 |                 if let Some(c) = i.move_index {
Dec 04 16:42:41.859 INFO [stderr]     |                             ^ help: consider using `_c` instead
Dec 04 16:42:41.859 INFO [stderr] 
Dec 04 16:42:41.900 INFO [stderr] warning: comparison is useless due to type limits
Dec 04 16:42:41.900 INFO [stderr]   --> src/ttt.rs:78:24
Dec 04 16:42:41.900 INFO [stderr]    |
Dec 04 16:42:41.900 INFO [stderr] 78 |                     if location < 0 || location > 8 {
Dec 04 16:42:41.900 INFO [stderr]    |                        ^^^^^^^^^^^^
Dec 04 16:42:41.900 INFO [stderr]    |
Dec 04 16:42:41.903 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Dec 04 16:42:41.906 INFO [stderr] 
Dec 04 16:42:41.909 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:42:41.909 INFO [stderr]   --> src/main.rs:39:5
Dec 04 16:42:41.909 INFO [stderr]    |
Dec 04 16:42:41.909 INFO [stderr] 39 |     std::io::stdout().flush();
Dec 04 16:42:41.909 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:41.909 INFO [stderr]    |
Dec 04 16:42:41.909 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 16:42:41.909 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:42:41.909 INFO [stderr] 
Dec 04 16:42:41.909 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:42:41.909 INFO [stderr]   --> src/main.rs:66:13
Dec 04 16:42:41.909 INFO [stderr]    |
Dec 04 16:42:41.909 INFO [stderr] 66 |             File::create(RECORD_FILE);
Dec 04 16:42:41.909 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:41.909 INFO [stderr]    |
Dec 04 16:42:41.909 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:42:41.909 INFO [stderr] 
Dec 04 16:42:41.909 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:42:41.909 INFO [stderr]   --> src/main.rs:82:5
Dec 04 16:42:41.909 INFO [stderr]    |
Dec 04 16:42:41.909 INFO [stderr] 82 |     fs::write(RECORD_FILE, data);
Dec 04 16:42:41.909 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:41.909 INFO [stderr]    |
Dec 04 16:42:41.909 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:42:41.909 INFO [stderr] 
Dec 04 16:42:41.982 INFO [stderr] warning: unreachable pattern
Dec 04 16:42:41.982 INFO [stderr]   --> src/ttt.rs:91:17
Dec 04 16:42:41.982 INFO [stderr]    |
Dec 04 16:42:41.982 INFO [stderr] 77 |                 space => {
Dec 04 16:42:41.982 INFO [stderr]    |                 ----- matches any value
Dec 04 16:42:41.982 INFO [stderr] ...
Dec 04 16:42:41.982 INFO [stderr] 91 |                 _ => panic!("Wrong turn")
Dec 04 16:42:41.982 INFO [stderr]    |                 ^ unreachable pattern
Dec 04 16:42:41.982 INFO [stderr]    |
Dec 04 16:42:41.982 INFO [stderr]    = note: #[warn(unreachable_patterns)] on by default
Dec 04 16:42:41.982 INFO [stderr] 
Dec 04 16:42:41.995 INFO [stderr] warning: unused variable: `num`
Dec 04 16:42:41.995 INFO [stderr]    --> src/main.rs:138:17
Dec 04 16:42:41.995 INFO [stderr]     |
Dec 04 16:42:41.995 INFO [stderr] 138 |             let num = 
Dec 04 16:42:41.995 INFO [stderr]     |                 ^^^ help: consider using `_num` instead
Dec 04 16:42:41.999 INFO [stderr]     |
Dec 04 16:42:41.999 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 16:42:41.999 INFO [stderr] 
Dec 04 16:42:42.000 INFO [stderr] warning: unused variable: `error`
Dec 04 16:42:42.000 INFO [stderr]    --> src/main.rs:151:25
Dec 04 16:42:42.000 INFO [stderr]     |
Dec 04 16:42:42.000 INFO [stderr] 151 |                     Err(error) => {
Dec 04 16:42:42.000 INFO [stderr]     |                         ^^^^^ help: consider using `_error` instead
Dec 04 16:42:42.000 INFO [stderr] 
Dec 04 16:42:42.000 INFO [stderr] warning: unused variable: `space`
Dec 04 16:42:42.000 INFO [stderr]   --> src/ttt.rs:75:54
Dec 04 16:42:42.000 INFO [stderr]    |
Dec 04 16:42:42.000 INFO [stderr] 75 |         pub fn make_move(&mut self, location: usize, space: &Space) -> bool {
Dec 04 16:42:42.000 INFO [stderr]    |                                                      ^^^^^ help: consider using `_space` instead
Dec 04 16:42:42.001 INFO [stderr] 
Dec 04 16:42:42.001 INFO [stderr] warning: unused variable: `c`
Dec 04 16:42:42.001 INFO [stderr]    --> src/ttt.rs:183:29
Dec 04 16:42:42.001 INFO [stderr]     |
Dec 04 16:42:42.001 INFO [stderr] 183 |                 if let Some(c) = i.move_index {
Dec 04 16:42:42.001 INFO [stderr]     |                             ^ help: consider using `_c` instead
Dec 04 16:42:42.001 INFO [stderr] 
Dec 04 16:42:42.030 INFO [stderr] warning: comparison is useless due to type limits
Dec 04 16:42:42.030 INFO [stderr]   --> src/ttt.rs:78:24
Dec 04 16:42:42.030 INFO [stderr]    |
Dec 04 16:42:42.030 INFO [stderr] 78 |                     if location < 0 || location > 8 {
Dec 04 16:42:42.031 INFO [stderr]    |                        ^^^^^^^^^^^^
Dec 04 16:42:42.031 INFO [stderr]    |
Dec 04 16:42:42.031 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Dec 04 16:42:42.031 INFO [stderr] 
Dec 04 16:42:42.032 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:42:42.032 INFO [stderr]   --> src/main.rs:39:5
Dec 04 16:42:42.032 INFO [stderr]    |
Dec 04 16:42:42.032 INFO [stderr] 39 |     std::io::stdout().flush();
Dec 04 16:42:42.033 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:42.033 INFO [stderr]    |
Dec 04 16:42:42.033 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 16:42:42.033 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:42:42.033 INFO [stderr] 
Dec 04 16:42:42.033 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:42:42.033 INFO [stderr]   --> src/main.rs:66:13
Dec 04 16:42:42.033 INFO [stderr]    |
Dec 04 16:42:42.033 INFO [stderr] 66 |             File::create(RECORD_FILE);
Dec 04 16:42:42.033 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:42.033 INFO [stderr]    |
Dec 04 16:42:42.033 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:42:42.033 INFO [stderr] 
Dec 04 16:42:42.033 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:42:42.033 INFO [stderr]   --> src/main.rs:82:5
Dec 04 16:42:42.033 INFO [stderr]    |
Dec 04 16:42:42.033 INFO [stderr] 82 |     fs::write(RECORD_FILE, data);
Dec 04 16:42:42.033 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:42.033 INFO [stderr]    |
Dec 04 16:42:42.033 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:42:42.033 INFO [stderr] 
Dec 04 16:42:42.074 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Dec 04 16:42:42.074 INFO [stderr] su: No module specific data is present
Dec 04 16:42:43.072 INFO running `"docker" "inspect" "1f90ab9df3925cb06a15bc274ca2aad2c0c65f2e7338d83f57606474350db83b"`
Dec 04 16:42:43.239 INFO running `"docker" "rm" "-f" "1f90ab9df3925cb06a15bc274ca2aad2c0c65f2e7338d83f57606474350db83b"`
Dec 04 16:42:43.483 INFO [stdout] 1f90ab9df3925cb06a15bc274ca2aad2c0c65f2e7338d83f57606474350db83b