Oct 21 21:37:43.908 INFO checking ErikPartridge/sudoku-generator against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 21:37:43.910 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-4/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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"`
Oct 21 21:37:44.192 INFO blam! ce95c0bcd4083e1a691d7e5d63e923a05c52e3fbf5c56b63d6735f8739396bfb
Oct 21 21:37:44.200 INFO running `"docker" "start" "-a" "ce95c0bcd4083e1a691d7e5d63e923a05c52e3fbf5c56b63d6735f8739396bfb"`
Oct 21 21:37:44.807 INFO kablam! usermod: no changes
Oct 21 21:37:44.847 INFO kablam!     Checking sudoku-generator v0.1.0 (/source)
Oct 21 21:37:45.288 INFO kablam! warning: unused import: `freedom::Freedom`
Oct 21 21:37:45.289 INFO kablam!  --> src/main.rs:3:5
Oct 21 21:37:45.289 INFO kablam!   |
Oct 21 21:37:45.289 INFO kablam! 3 | use freedom::Freedom;
Oct 21 21:37:45.290 INFO kablam!   |     ^^^^^^^^^^^^^^^^
Oct 21 21:37:45.290 INFO kablam!   |
Oct 21 21:37:45.290 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 21:37:45.291 INFO kablam! 
Oct 21 21:37:45.291 INFO kablam! warning: unused import: `problem::Problem`
Oct 21 21:37:45.291 INFO kablam!  --> src/main.rs:4:5
Oct 21 21:37:45.291 INFO kablam!   |
Oct 21 21:37:45.292 INFO kablam! 4 | use problem::Problem;
Oct 21 21:37:45.292 INFO kablam!   |     ^^^^^^^^^^^^^^^^
Oct 21 21:37:45.292 INFO kablam! 
Oct 21 21:37:45.337 INFO kablam! warning: unused variable: `j`
Oct 21 21:37:45.337 INFO kablam!   --> src/freedom.rs:28:9
Oct 21 21:37:45.337 INFO kablam!    |
Oct 21 21:37:45.338 INFO kablam! 28 |     for j in 0..3 {
Oct 21 21:37:45.338 INFO kablam!    |         ^ help: consider using `_j` instead
Oct 21 21:37:45.338 INFO kablam!    |
Oct 21 21:37:45.338 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 21:37:45.339 INFO kablam! 
Oct 21 21:37:45.339 INFO kablam! warning: unused import: `freedom::Freedom`
Oct 21 21:37:45.339 INFO kablam!  --> src/main.rs:3:5
Oct 21 21:37:45.339 INFO kablam!   |
Oct 21 21:37:45.340 INFO kablam! 3 | use freedom::Freedom;
Oct 21 21:37:45.340 INFO kablam!   |     ^^^^^^^^^^^^^^^^
Oct 21 21:37:45.340 INFO kablam!   |
Oct 21 21:37:45.341 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 21:37:45.341 INFO kablam! 
Oct 21 21:37:45.341 INFO kablam! warning: unused import: `problem::Problem`
Oct 21 21:37:45.341 INFO kablam!  --> src/main.rs:4:5
Oct 21 21:37:45.342 INFO kablam!   |
Oct 21 21:37:45.342 INFO kablam! 4 | use problem::Problem;
Oct 21 21:37:45.342 INFO kablam!   |     ^^^^^^^^^^^^^^^^
Oct 21 21:37:45.342 INFO kablam! 
Oct 21 21:37:45.343 INFO kablam! warning: constant item is never used: `ORDER`
Oct 21 21:37:45.343 INFO kablam!  --> src/freedom.rs:1:1
Oct 21 21:37:45.343 INFO kablam!   |
Oct 21 21:37:45.343 INFO kablam! 1 | const ORDER: u8 = 3;
Oct 21 21:37:45.344 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.344 INFO kablam!   |
Oct 21 21:37:45.344 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 21 21:37:45.345 INFO kablam! 
Oct 21 21:37:45.345 INFO kablam! warning: constant item is never used: `DIM`
Oct 21 21:37:45.345 INFO kablam!  --> src/freedom.rs:2:1
Oct 21 21:37:45.345 INFO kablam!   |
Oct 21 21:37:45.346 INFO kablam! 2 | const DIM: u8 = ORDER * ORDER;
Oct 21 21:37:45.346 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.346 INFO kablam! 
Oct 21 21:37:45.347 INFO kablam! warning: constant item is never used: `ELEMENTS`
Oct 21 21:37:45.347 INFO kablam!  --> src/freedom.rs:3:1
Oct 21 21:37:45.347 INFO kablam!   |
Oct 21 21:37:45.347 INFO kablam! 3 | const ELEMENTS: u8 = DIM * DIM;
Oct 21 21:37:45.348 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.348 INFO kablam! 
Oct 21 21:37:45.349 INFO kablam! warning: constant item is never used: `ALL_VALUES`
Oct 21 21:37:45.349 INFO kablam!  --> src/freedom.rs:4:1
Oct 21 21:37:45.349 INFO kablam!   |
Oct 21 21:37:45.349 INFO kablam! 4 | const ALL_VALUES: u16 = (1 << DIM) - 1;
Oct 21 21:37:45.350 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.350 INFO kablam! 
Oct 21 21:37:45.350 INFO kablam! warning: struct is never constructed: `Freedom`
Oct 21 21:37:45.351 INFO kablam!  --> src/freedom.rs:7:1
Oct 21 21:37:45.351 INFO kablam!   |
Oct 21 21:37:45.352 INFO kablam! 7 | pub struct Freedom {
Oct 21 21:37:45.352 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.353 INFO kablam! 
Oct 21 21:37:45.353 INFO kablam! warning: function is never used: `singleton`
Oct 21 21:37:45.353 INFO kablam!   --> src/freedom.rs:11:1
Oct 21 21:37:45.353 INFO kablam!    |
Oct 21 21:37:45.354 INFO kablam! 11 | fn singleton(v: u16) -> u16 {
Oct 21 21:37:45.354 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.354 INFO kablam! 
Oct 21 21:37:45.355 INFO kablam! warning: function is never used: `freedom_eliminate`
Oct 21 21:37:45.355 INFO kablam!   --> src/freedom.rs:16:1
Oct 21 21:37:45.356 INFO kablam!    |
Oct 21 21:37:45.360 INFO kablam! 16 | fn freedom_eliminate(f: &Freedom, col: u16, row: u16, value: u16) -> Freedom {
Oct 21 21:37:45.361 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.361 INFO kablam! 
Oct 21 21:37:45.361 INFO kablam! warning: function is never used: `create_freedom`
Oct 21 21:37:45.361 INFO kablam!   --> src/freedom.rs:38:1
Oct 21 21:37:45.362 INFO kablam!    |
Oct 21 21:37:45.362 INFO kablam! 38 | fn create_freedom(problem: &Problem) -> Freedom {
Oct 21 21:37:45.362 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.362 INFO kablam! 
Oct 21 21:37:45.363 INFO kablam! warning: function is never used: `sanity_check`
Oct 21 21:37:45.363 INFO kablam!   --> src/freedom.rs:52:1
Oct 21 21:37:45.363 INFO kablam!    |
Oct 21 21:37:45.363 INFO kablam! 52 | fn sanity_check(problem: &Problem, freedom: &Freedom) -> bool {
Oct 21 21:37:45.364 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.364 INFO kablam! 
Oct 21 21:37:45.364 INFO kablam! warning: function is never used: `search_least_free`
Oct 21 21:37:45.365 INFO kablam!   --> src/freedom.rs:63:1
Oct 21 21:37:45.365 INFO kablam!    |
Oct 21 21:37:45.365 INFO kablam! 63 | fn search_least_free(problem: &Problem, freedom: &Freedom) -> u16 {
Oct 21 21:37:45.366 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.366 INFO kablam! 
Oct 21 21:37:45.366 INFO kablam! warning: struct is never constructed: `Problem`
Oct 21 21:37:45.366 INFO kablam!  --> src/problem.rs:1:1
Oct 21 21:37:45.367 INFO kablam!   |
Oct 21 21:37:45.367 INFO kablam! 1 | pub struct Problem {
Oct 21 21:37:45.367 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.367 INFO kablam! 
Oct 21 21:37:45.392 INFO kablam! warning: unused variable: `j`
Oct 21 21:37:45.392 INFO kablam!   --> src/freedom.rs:28:9
Oct 21 21:37:45.392 INFO kablam!    |
Oct 21 21:37:45.392 INFO kablam! 28 |     for j in 0..3 {
Oct 21 21:37:45.392 INFO kablam!    |         ^ help: consider using `_j` instead
Oct 21 21:37:45.392 INFO kablam!    |
Oct 21 21:37:45.392 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 21:37:45.392 INFO kablam! 
Oct 21 21:37:45.397 INFO kablam! warning: constant item is never used: `ORDER`
Oct 21 21:37:45.397 INFO kablam!  --> src/freedom.rs:1:1
Oct 21 21:37:45.397 INFO kablam!   |
Oct 21 21:37:45.397 INFO kablam! 1 | const ORDER: u8 = 3;
Oct 21 21:37:45.397 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.397 INFO kablam!   |
Oct 21 21:37:45.397 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 21 21:37:45.397 INFO kablam! 
Oct 21 21:37:45.397 INFO kablam! warning: constant item is never used: `DIM`
Oct 21 21:37:45.397 INFO kablam!  --> src/freedom.rs:2:1
Oct 21 21:37:45.397 INFO kablam!   |
Oct 21 21:37:45.397 INFO kablam! 2 | const DIM: u8 = ORDER * ORDER;
Oct 21 21:37:45.397 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.397 INFO kablam! 
Oct 21 21:37:45.397 INFO kablam! warning: constant item is never used: `ELEMENTS`
Oct 21 21:37:45.397 INFO kablam!  --> src/freedom.rs:3:1
Oct 21 21:37:45.397 INFO kablam!   |
Oct 21 21:37:45.397 INFO kablam! 3 | const ELEMENTS: u8 = DIM * DIM;
Oct 21 21:37:45.397 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.397 INFO kablam! 
Oct 21 21:37:45.397 INFO kablam! warning: constant item is never used: `ALL_VALUES`
Oct 21 21:37:45.397 INFO kablam!  --> src/freedom.rs:4:1
Oct 21 21:37:45.397 INFO kablam!   |
Oct 21 21:37:45.397 INFO kablam! 4 | const ALL_VALUES: u16 = (1 << DIM) - 1;
Oct 21 21:37:45.397 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.397 INFO kablam! 
Oct 21 21:37:45.397 INFO kablam! warning: struct is never constructed: `Freedom`
Oct 21 21:37:45.397 INFO kablam!  --> src/freedom.rs:7:1
Oct 21 21:37:45.397 INFO kablam!   |
Oct 21 21:37:45.397 INFO kablam! 7 | pub struct Freedom {
Oct 21 21:37:45.397 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.397 INFO kablam! 
Oct 21 21:37:45.397 INFO kablam! warning: function is never used: `singleton`
Oct 21 21:37:45.397 INFO kablam!   --> src/freedom.rs:11:1
Oct 21 21:37:45.397 INFO kablam!    |
Oct 21 21:37:45.397 INFO kablam! 11 | fn singleton(v: u16) -> u16 {
Oct 21 21:37:45.397 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.397 INFO kablam! 
Oct 21 21:37:45.397 INFO kablam! warning: function is never used: `freedom_eliminate`
Oct 21 21:37:45.397 INFO kablam!   --> src/freedom.rs:16:1
Oct 21 21:37:45.397 INFO kablam!    |
Oct 21 21:37:45.397 INFO kablam! 16 | fn freedom_eliminate(f: &Freedom, col: u16, row: u16, value: u16) -> Freedom {
Oct 21 21:37:45.397 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.397 INFO kablam! 
Oct 21 21:37:45.397 INFO kablam! warning: function is never used: `create_freedom`
Oct 21 21:37:45.397 INFO kablam!   --> src/freedom.rs:38:1
Oct 21 21:37:45.397 INFO kablam!    |
Oct 21 21:37:45.397 INFO kablam! 38 | fn create_freedom(problem: &Problem) -> Freedom {
Oct 21 21:37:45.397 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.397 INFO kablam! 
Oct 21 21:37:45.397 INFO kablam! warning: function is never used: `sanity_check`
Oct 21 21:37:45.397 INFO kablam!   --> src/freedom.rs:52:1
Oct 21 21:37:45.397 INFO kablam!    |
Oct 21 21:37:45.397 INFO kablam! 52 | fn sanity_check(problem: &Problem, freedom: &Freedom) -> bool {
Oct 21 21:37:45.397 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.397 INFO kablam! 
Oct 21 21:37:45.397 INFO kablam! warning: function is never used: `search_least_free`
Oct 21 21:37:45.397 INFO kablam!   --> src/freedom.rs:63:1
Oct 21 21:37:45.397 INFO kablam!    |
Oct 21 21:37:45.397 INFO kablam! 63 | fn search_least_free(problem: &Problem, freedom: &Freedom) -> u16 {
Oct 21 21:37:45.397 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.397 INFO kablam! 
Oct 21 21:37:45.397 INFO kablam! warning: struct is never constructed: `Problem`
Oct 21 21:37:45.397 INFO kablam!  --> src/problem.rs:1:1
Oct 21 21:37:45.397 INFO kablam!   |
Oct 21 21:37:45.397 INFO kablam! 1 | pub struct Problem {
Oct 21 21:37:45.397 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Oct 21 21:37:45.397 INFO kablam! 
Oct 21 21:37:45.417 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
Oct 21 21:37:45.420 INFO kablam! su: No module specific data is present
Oct 21 21:37:45.697 INFO running `"docker" "rm" "-f" "ce95c0bcd4083e1a691d7e5d63e923a05c52e3fbf5c56b63d6735f8739396bfb"`
Oct 21 21:37:45.845 INFO blam! ce95c0bcd4083e1a691d7e5d63e923a05c52e3fbf5c56b63d6735f8739396bfb