Dec 02 07:56:06.087 INFO testing ErikPartridge/sudoku-generator against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 07:56:06.087 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 07:56:06.235 INFO [stdout] 1feb687a0615f410bcc26bbbb5eed2c5198aa7b9ef2266ac64442486f6a3fc97
Dec 02 07:56:06.237 INFO running `"docker" "start" "-a" "1feb687a0615f410bcc26bbbb5eed2c5198aa7b9ef2266ac64442486f6a3fc97"`
Dec 02 07:56:06.763 INFO [stderr] usermod: no changes
Dec 02 07:56:06.802 INFO [stderr]    Compiling sudoku-generator v0.1.0 (/source)
Dec 02 07:56:07.209 INFO [stderr] warning: unused import: `freedom::Freedom`
Dec 02 07:56:07.209 INFO [stderr]  --> src/main.rs:3:5
Dec 02 07:56:07.209 INFO [stderr]   |
Dec 02 07:56:07.209 INFO [stderr] 3 | use freedom::Freedom;
Dec 02 07:56:07.209 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 02 07:56:07.209 INFO [stderr]   |
Dec 02 07:56:07.209 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 02 07:56:07.209 INFO [stderr] 
Dec 02 07:56:07.209 INFO [stderr] warning: unused import: `problem::Problem`
Dec 02 07:56:07.209 INFO [stderr]  --> src/main.rs:4:5
Dec 02 07:56:07.209 INFO [stderr]   |
Dec 02 07:56:07.209 INFO [stderr] 4 | use problem::Problem;
Dec 02 07:56:07.209 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 02 07:56:07.209 INFO [stderr] 
Dec 02 07:56:07.263 INFO [stderr] warning: unused variable: `j`
Dec 02 07:56:07.263 INFO [stderr]   --> src/freedom.rs:28:9
Dec 02 07:56:07.263 INFO [stderr]    |
Dec 02 07:56:07.263 INFO [stderr] 28 |     for j in 0..3 {
Dec 02 07:56:07.263 INFO [stderr]    |         ^ help: consider using `_j` instead
Dec 02 07:56:07.263 INFO [stderr]    |
Dec 02 07:56:07.263 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 02 07:56:07.263 INFO [stderr] 
Dec 02 07:56:07.269 INFO [stderr] warning: constant item is never used: `ORDER`
Dec 02 07:56:07.269 INFO [stderr]  --> src/freedom.rs:1:1
Dec 02 07:56:07.269 INFO [stderr]   |
Dec 02 07:56:07.269 INFO [stderr] 1 | const ORDER: u8 = 3;
Dec 02 07:56:07.269 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:07.269 INFO [stderr]   |
Dec 02 07:56:07.269 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 02 07:56:07.269 INFO [stderr] 
Dec 02 07:56:07.269 INFO [stderr] warning: constant item is never used: `DIM`
Dec 02 07:56:07.269 INFO [stderr]  --> src/freedom.rs:2:1
Dec 02 07:56:07.269 INFO [stderr]   |
Dec 02 07:56:07.269 INFO [stderr] 2 | const DIM: u8 = ORDER * ORDER;
Dec 02 07:56:07.269 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:07.269 INFO [stderr] 
Dec 02 07:56:07.269 INFO [stderr] warning: constant item is never used: `ELEMENTS`
Dec 02 07:56:07.269 INFO [stderr]  --> src/freedom.rs:3:1
Dec 02 07:56:07.269 INFO [stderr]   |
Dec 02 07:56:07.269 INFO [stderr] 3 | const ELEMENTS: u8 = DIM * DIM;
Dec 02 07:56:07.269 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:07.269 INFO [stderr] 
Dec 02 07:56:07.271 INFO [stderr] warning: constant item is never used: `ALL_VALUES`
Dec 02 07:56:07.271 INFO [stderr]  --> src/freedom.rs:4:1
Dec 02 07:56:07.271 INFO [stderr]   |
Dec 02 07:56:07.271 INFO [stderr] 4 | const ALL_VALUES: u16 = (1 << DIM) - 1;
Dec 02 07:56:07.271 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:07.271 INFO [stderr] 
Dec 02 07:56:07.271 INFO [stderr] warning: struct is never constructed: `Freedom`
Dec 02 07:56:07.271 INFO [stderr]  --> src/freedom.rs:7:1
Dec 02 07:56:07.271 INFO [stderr]   |
Dec 02 07:56:07.271 INFO [stderr] 7 | pub struct Freedom {
Dec 02 07:56:07.271 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 02 07:56:07.271 INFO [stderr] 
Dec 02 07:56:07.271 INFO [stderr] warning: function is never used: `singleton`
Dec 02 07:56:07.271 INFO [stderr]   --> src/freedom.rs:11:1
Dec 02 07:56:07.271 INFO [stderr]    |
Dec 02 07:56:07.271 INFO [stderr] 11 | fn singleton(v: u16) -> u16 {
Dec 02 07:56:07.271 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:07.271 INFO [stderr] 
Dec 02 07:56:07.271 INFO [stderr] warning: function is never used: `freedom_eliminate`
Dec 02 07:56:07.271 INFO [stderr]   --> src/freedom.rs:16:1
Dec 02 07:56:07.271 INFO [stderr]    |
Dec 02 07:56:07.271 INFO [stderr] 16 | fn freedom_eliminate(f: &Freedom, col: u16, row: u16, value: u16) -> Freedom {
Dec 02 07:56:07.271 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:07.271 INFO [stderr] 
Dec 02 07:56:07.271 INFO [stderr] warning: function is never used: `create_freedom`
Dec 02 07:56:07.271 INFO [stderr]   --> src/freedom.rs:38:1
Dec 02 07:56:07.271 INFO [stderr]    |
Dec 02 07:56:07.271 INFO [stderr] 38 | fn create_freedom(problem: &Problem) -> Freedom {
Dec 02 07:56:07.271 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:07.271 INFO [stderr] 
Dec 02 07:56:07.271 INFO [stderr] warning: function is never used: `sanity_check`
Dec 02 07:56:07.271 INFO [stderr]   --> src/freedom.rs:52:1
Dec 02 07:56:07.271 INFO [stderr]    |
Dec 02 07:56:07.271 INFO [stderr] 52 | fn sanity_check(problem: &Problem, freedom: &Freedom) -> bool {
Dec 02 07:56:07.271 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:07.271 INFO [stderr] 
Dec 02 07:56:07.271 INFO [stderr] warning: function is never used: `search_least_free`
Dec 02 07:56:07.271 INFO [stderr]   --> src/freedom.rs:63:1
Dec 02 07:56:07.271 INFO [stderr]    |
Dec 02 07:56:07.271 INFO [stderr] 63 | fn search_least_free(problem: &Problem, freedom: &Freedom) -> u16 {
Dec 02 07:56:07.271 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:07.271 INFO [stderr] 
Dec 02 07:56:07.271 INFO [stderr] warning: struct is never constructed: `Problem`
Dec 02 07:56:07.271 INFO [stderr]  --> src/problem.rs:1:1
Dec 02 07:56:07.272 INFO [stderr]   |
Dec 02 07:56:07.272 INFO [stderr] 1 | pub struct Problem {
Dec 02 07:56:07.272 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 02 07:56:07.272 INFO [stderr] 
Dec 02 07:56:07.537 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Dec 02 07:56:07.540 INFO [stderr] su: No module specific data is present
Dec 02 07:56:07.820 INFO running `"docker" "inspect" "1feb687a0615f410bcc26bbbb5eed2c5198aa7b9ef2266ac64442486f6a3fc97"`
Dec 02 07:56:07.908 INFO running `"docker" "rm" "-f" "1feb687a0615f410bcc26bbbb5eed2c5198aa7b9ef2266ac64442486f6a3fc97"`
Dec 02 07:56:08.021 INFO [stdout] 1feb687a0615f410bcc26bbbb5eed2c5198aa7b9ef2266ac64442486f6a3fc97
Dec 02 07:56:08.023 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 07:56:08.225 INFO [stdout] c558b61c4d146197ad3b92c52040efc9e218dd835843cef8a245ec7db44a0960
Dec 02 07:56:08.230 INFO running `"docker" "start" "-a" "c558b61c4d146197ad3b92c52040efc9e218dd835843cef8a245ec7db44a0960"`
Dec 02 07:56:08.668 INFO [stderr] usermod: no changes
Dec 02 07:56:08.705 INFO [stderr]    Compiling sudoku-generator v0.1.0 (/source)
Dec 02 07:56:09.275 INFO [stderr] warning: unused import: `freedom::Freedom`
Dec 02 07:56:09.275 INFO [stderr]  --> src/main.rs:3:5
Dec 02 07:56:09.275 INFO [stderr]   |
Dec 02 07:56:09.275 INFO [stderr] 3 | use freedom::Freedom;
Dec 02 07:56:09.275 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 02 07:56:09.275 INFO [stderr]   |
Dec 02 07:56:09.275 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 02 07:56:09.275 INFO [stderr] 
Dec 02 07:56:09.275 INFO [stderr] warning: unused import: `problem::Problem`
Dec 02 07:56:09.275 INFO [stderr]  --> src/main.rs:4:5
Dec 02 07:56:09.275 INFO [stderr]   |
Dec 02 07:56:09.275 INFO [stderr] 4 | use problem::Problem;
Dec 02 07:56:09.275 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 02 07:56:09.275 INFO [stderr] 
Dec 02 07:56:09.317 INFO [stderr] warning: unused variable: `j`
Dec 02 07:56:09.317 INFO [stderr]   --> src/freedom.rs:28:9
Dec 02 07:56:09.317 INFO [stderr]    |
Dec 02 07:56:09.317 INFO [stderr] 28 |     for j in 0..3 {
Dec 02 07:56:09.317 INFO [stderr]    |         ^ help: consider using `_j` instead
Dec 02 07:56:09.317 INFO [stderr]    |
Dec 02 07:56:09.317 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 02 07:56:09.317 INFO [stderr] 
Dec 02 07:56:09.329 INFO [stderr] warning: constant item is never used: `ORDER`
Dec 02 07:56:09.329 INFO [stderr]  --> src/freedom.rs:1:1
Dec 02 07:56:09.329 INFO [stderr]   |
Dec 02 07:56:09.329 INFO [stderr] 1 | const ORDER: u8 = 3;
Dec 02 07:56:09.329 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:09.329 INFO [stderr]   |
Dec 02 07:56:09.329 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 02 07:56:09.329 INFO [stderr] 
Dec 02 07:56:09.329 INFO [stderr] warning: constant item is never used: `DIM`
Dec 02 07:56:09.329 INFO [stderr]  --> src/freedom.rs:2:1
Dec 02 07:56:09.329 INFO [stderr]   |
Dec 02 07:56:09.329 INFO [stderr] 2 | const DIM: u8 = ORDER * ORDER;
Dec 02 07:56:09.329 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:09.329 INFO [stderr] 
Dec 02 07:56:09.329 INFO [stderr] warning: constant item is never used: `ELEMENTS`
Dec 02 07:56:09.329 INFO [stderr]  --> src/freedom.rs:3:1
Dec 02 07:56:09.329 INFO [stderr]   |
Dec 02 07:56:09.329 INFO [stderr] 3 | const ELEMENTS: u8 = DIM * DIM;
Dec 02 07:56:09.329 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:09.329 INFO [stderr] 
Dec 02 07:56:09.329 INFO [stderr] warning: constant item is never used: `ALL_VALUES`
Dec 02 07:56:09.329 INFO [stderr]  --> src/freedom.rs:4:1
Dec 02 07:56:09.329 INFO [stderr]   |
Dec 02 07:56:09.329 INFO [stderr] 4 | const ALL_VALUES: u16 = (1 << DIM) - 1;
Dec 02 07:56:09.329 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:09.329 INFO [stderr] 
Dec 02 07:56:09.329 INFO [stderr] warning: struct is never constructed: `Freedom`
Dec 02 07:56:09.329 INFO [stderr]  --> src/freedom.rs:7:1
Dec 02 07:56:09.329 INFO [stderr]   |
Dec 02 07:56:09.329 INFO [stderr] 7 | pub struct Freedom {
Dec 02 07:56:09.329 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 02 07:56:09.329 INFO [stderr] 
Dec 02 07:56:09.329 INFO [stderr] warning: function is never used: `singleton`
Dec 02 07:56:09.329 INFO [stderr]   --> src/freedom.rs:11:1
Dec 02 07:56:09.329 INFO [stderr]    |
Dec 02 07:56:09.329 INFO [stderr] 11 | fn singleton(v: u16) -> u16 {
Dec 02 07:56:09.329 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:09.329 INFO [stderr] 
Dec 02 07:56:09.329 INFO [stderr] warning: function is never used: `freedom_eliminate`
Dec 02 07:56:09.329 INFO [stderr]   --> src/freedom.rs:16:1
Dec 02 07:56:09.329 INFO [stderr]    |
Dec 02 07:56:09.329 INFO [stderr] 16 | fn freedom_eliminate(f: &Freedom, col: u16, row: u16, value: u16) -> Freedom {
Dec 02 07:56:09.329 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:09.329 INFO [stderr] 
Dec 02 07:56:09.329 INFO [stderr] warning: function is never used: `create_freedom`
Dec 02 07:56:09.329 INFO [stderr]   --> src/freedom.rs:38:1
Dec 02 07:56:09.329 INFO [stderr]    |
Dec 02 07:56:09.329 INFO [stderr] 38 | fn create_freedom(problem: &Problem) -> Freedom {
Dec 02 07:56:09.329 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:09.329 INFO [stderr] 
Dec 02 07:56:09.329 INFO [stderr] warning: function is never used: `sanity_check`
Dec 02 07:56:09.329 INFO [stderr]   --> src/freedom.rs:52:1
Dec 02 07:56:09.329 INFO [stderr]    |
Dec 02 07:56:09.329 INFO [stderr] 52 | fn sanity_check(problem: &Problem, freedom: &Freedom) -> bool {
Dec 02 07:56:09.329 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:09.329 INFO [stderr] 
Dec 02 07:56:09.329 INFO [stderr] warning: function is never used: `search_least_free`
Dec 02 07:56:09.329 INFO [stderr]   --> src/freedom.rs:63:1
Dec 02 07:56:09.329 INFO [stderr]    |
Dec 02 07:56:09.329 INFO [stderr] 63 | fn search_least_free(problem: &Problem, freedom: &Freedom) -> u16 {
Dec 02 07:56:09.329 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:09.329 INFO [stderr] 
Dec 02 07:56:09.329 INFO [stderr] warning: struct is never constructed: `Problem`
Dec 02 07:56:09.330 INFO [stderr]  --> src/problem.rs:1:1
Dec 02 07:56:09.330 INFO [stderr]   |
Dec 02 07:56:09.330 INFO [stderr] 1 | pub struct Problem {
Dec 02 07:56:09.330 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 02 07:56:09.330 INFO [stderr] 
Dec 02 07:56:09.701 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Dec 02 07:56:09.705 INFO [stderr] su: No module specific data is present
Dec 02 07:56:09.997 INFO running `"docker" "inspect" "c558b61c4d146197ad3b92c52040efc9e218dd835843cef8a245ec7db44a0960"`
Dec 02 07:56:10.091 INFO running `"docker" "rm" "-f" "c558b61c4d146197ad3b92c52040efc9e218dd835843cef8a245ec7db44a0960"`
Dec 02 07:56:10.179 INFO [stdout] c558b61c4d146197ad3b92c52040efc9e218dd835843cef8a245ec7db44a0960
Dec 02 07:56:10.181 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 07:56:10.349 INFO [stdout] 65715eaedf68ff1bb37a53b8ce903c1902763955d32507bb05816eb300ca3883
Dec 02 07:56:10.352 INFO running `"docker" "start" "-a" "65715eaedf68ff1bb37a53b8ce903c1902763955d32507bb05816eb300ca3883"`
Dec 02 07:56:10.785 INFO [stderr] usermod: no changes
Dec 02 07:56:10.821 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 02 07:56:10.821 INFO [stderr]      Running /target/debug/deps/sudoku_generator-131eeea63f666ebb
Dec 02 07:56:10.823 INFO [stdout] 
Dec 02 07:56:10.824 INFO [stdout] running 0 tests
Dec 02 07:56:10.824 INFO [stdout] 
Dec 02 07:56:10.824 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 02 07:56:10.824 INFO [stdout] 
Dec 02 07:56:10.826 INFO [stderr] su: No module specific data is present
Dec 02 07:56:11.096 INFO running `"docker" "inspect" "65715eaedf68ff1bb37a53b8ce903c1902763955d32507bb05816eb300ca3883"`
Dec 02 07:56:11.212 INFO running `"docker" "rm" "-f" "65715eaedf68ff1bb37a53b8ce903c1902763955d32507bb05816eb300ca3883"`
Dec 02 07:56:11.301 INFO [stdout] 65715eaedf68ff1bb37a53b8ce903c1902763955d32507bb05816eb300ca3883
