Dec 13 16:54:41.535 INFO testing ijks/piet-rs against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 16:54:41.535 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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 13 16:54:42.039 INFO [stdout] 4ad7dabee3ebf825be413b1e435f603eedd0f2e10287bb28bee8024cd1175526
Dec 13 16:54:42.045 INFO running `"docker" "start" "-a" "4ad7dabee3ebf825be413b1e435f603eedd0f2e10287bb28bee8024cd1175526"`
Dec 13 16:54:42.931 INFO [stderr] usermod: no changes
Dec 13 16:54:43.109 INFO [stderr]    Compiling backtrace-sys v0.1.16
Dec 13 16:54:43.109 INFO [stderr]    Compiling rayon-core v1.2.1
Dec 13 16:54:45.385 INFO [stderr]    Compiling rayon v0.8.2
Dec 13 16:54:49.540 INFO [stderr]    Compiling jpeg-decoder v0.1.13
Dec 13 16:54:53.351 INFO [stderr]    Compiling image v0.17.0
Dec 13 16:54:59.405 INFO [stderr]    Compiling backtrace v0.3.3
Dec 13 16:55:00.443 INFO [stderr]    Compiling error-chain v0.11.0
Dec 13 16:55:10.804 INFO [stderr]    Compiling piet v0.1.0 (/source)
Dec 13 16:55:11.751 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Dec 13 16:55:11.751 INFO [stderr]  --> src/interpreter.rs:1:5
Dec 13 16:55:11.751 INFO [stderr]   |
Dec 13 16:55:11.751 INFO [stderr] 1 | use std::cmp::Ordering;
Dec 13 16:55:11.751 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 16:55:11.751 INFO [stderr]   |
Dec 13 16:55:11.751 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 16:55:11.751 INFO [stderr] 
Dec 13 16:55:11.939 INFO [stderr] warning: unused variable: `x`
Dec 13 16:55:11.939 INFO [stderr]    --> src/interpreter.rs:120:29
Dec 13 16:55:11.939 INFO [stderr]     |
Dec 13 16:55:11.939 INFO [stderr] 120 |                 .filter(|&&(x, y)| y == farthest_y)
Dec 13 16:55:11.939 INFO [stderr]     |                             ^ help: consider using `_x` instead
Dec 13 16:55:11.939 INFO [stderr]     |
Dec 13 16:55:11.939 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 16:55:11.939 INFO [stderr] 
Dec 13 16:55:11.943 INFO [stderr] warning: unused variable: `y`
Dec 13 16:55:11.943 INFO [stderr]    --> src/interpreter.rs:133:32
Dec 13 16:55:11.943 INFO [stderr]     |
Dec 13 16:55:11.943 INFO [stderr] 133 |                 .filter(|&&(x, y)| x == farthest_x)
Dec 13 16:55:11.943 INFO [stderr]     |                                ^ help: consider using `_y` instead
Dec 13 16:55:11.943 INFO [stderr] 
Dec 13 16:55:11.943 INFO [stderr] warning: unused variable: `height`
Dec 13 16:55:11.943 INFO [stderr]   --> src/program.rs:78:21
Dec 13 16:55:11.943 INFO [stderr]    |
Dec 13 16:55:11.943 INFO [stderr] 78 |         let (width, height) = self.size;
Dec 13 16:55:11.943 INFO [stderr]    |                     ^^^^^^ help: consider using `_height` instead
Dec 13 16:55:11.943 INFO [stderr] 
Dec 13 16:55:12.006 INFO [stderr] warning: variant is never constructed: `Up`
Dec 13 16:55:12.006 INFO [stderr]   --> src/interpreter.rs:14:5
Dec 13 16:55:12.006 INFO [stderr]    |
Dec 13 16:55:12.006 INFO [stderr] 14 |     Up,
Dec 13 16:55:12.006 INFO [stderr]    |     ^^
Dec 13 16:55:12.006 INFO [stderr]    |
Dec 13 16:55:12.006 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 16:55:12.006 INFO [stderr] 
Dec 13 16:55:12.006 INFO [stderr] warning: variant is never constructed: `Down`
Dec 13 16:55:12.006 INFO [stderr]   --> src/interpreter.rs:16:5
Dec 13 16:55:12.006 INFO [stderr]    |
Dec 13 16:55:12.006 INFO [stderr] 16 |     Down,
Dec 13 16:55:12.006 INFO [stderr]    |     ^^^^
Dec 13 16:55:12.006 INFO [stderr] 
Dec 13 16:55:12.007 INFO [stderr] warning: variant is never constructed: `Left`
Dec 13 16:55:12.007 INFO [stderr]   --> src/interpreter.rs:17:5
Dec 13 16:55:12.007 INFO [stderr]    |
Dec 13 16:55:12.007 INFO [stderr] 17 |     Left,
Dec 13 16:55:12.007 INFO [stderr]    |     ^^^^
Dec 13 16:55:12.007 INFO [stderr] 
Dec 13 16:55:12.007 INFO [stderr] warning: method is never used: `rotate_clockwise`
Dec 13 16:55:12.007 INFO [stderr]   --> src/interpreter.rs:21:5
Dec 13 16:55:12.007 INFO [stderr]    |
Dec 13 16:55:12.007 INFO [stderr] 21 |     pub fn rotate_clockwise(&mut self) {
Dec 13 16:55:12.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:12.007 INFO [stderr] 
Dec 13 16:55:12.007 INFO [stderr] warning: method is never used: `rotate_counterclockwise`
Dec 13 16:55:12.007 INFO [stderr]   --> src/interpreter.rs:32:5
Dec 13 16:55:12.007 INFO [stderr]    |
Dec 13 16:55:12.007 INFO [stderr] 32 |     pub fn rotate_counterclockwise(&mut self) {
Dec 13 16:55:12.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:12.007 INFO [stderr] 
Dec 13 16:55:12.007 INFO [stderr] warning: variant is never constructed: `Right`
Dec 13 16:55:12.007 INFO [stderr]   --> src/interpreter.rs:47:5
Dec 13 16:55:12.007 INFO [stderr]    |
Dec 13 16:55:12.007 INFO [stderr] 47 |     Right,
Dec 13 16:55:12.007 INFO [stderr]    |     ^^^^^
Dec 13 16:55:12.007 INFO [stderr] 
Dec 13 16:55:12.007 INFO [stderr] warning: method is never used: `switch`
Dec 13 16:55:12.007 INFO [stderr]   --> src/interpreter.rs:51:5
Dec 13 16:55:12.007 INFO [stderr]    |
Dec 13 16:55:12.007 INFO [stderr] 51 |     pub fn switch(&mut self) {
Dec 13 16:55:12.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:12.007 INFO [stderr] 
Dec 13 16:55:12.007 INFO [stderr] warning: method is never used: `current_block`
Dec 13 16:55:12.007 INFO [stderr]   --> src/interpreter.rs:93:5
Dec 13 16:55:12.007 INFO [stderr]    |
Dec 13 16:55:12.007 INFO [stderr] 93 |     fn current_block(&self) -> HashSet<Coords> {
Dec 13 16:55:12.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:12.007 INFO [stderr] 
Dec 13 16:55:12.007 INFO [stderr] warning: method is never used: `next_coords`
Dec 13 16:55:12.007 INFO [stderr]   --> src/interpreter.rs:97:5
Dec 13 16:55:12.007 INFO [stderr]    |
Dec 13 16:55:12.007 INFO [stderr] 97 |     fn next_coords(&self) -> Coords {
Dec 13 16:55:12.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:12.007 INFO [stderr] 
Dec 13 16:55:12.007 INFO [stderr] warning: function is never used: `x_key`
Dec 13 16:55:12.007 INFO [stderr]    --> src/interpreter.rs:101:9
Dec 13 16:55:12.007 INFO [stderr]     |
Dec 13 16:55:12.007 INFO [stderr] 101 |         fn x_key(&(x, _): &Coords) -> usize {
Dec 13 16:55:12.007 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:12.007 INFO [stderr] 
Dec 13 16:55:12.007 INFO [stderr] warning: function is never used: `y_key`
Dec 13 16:55:12.007 INFO [stderr]    --> src/interpreter.rs:104:9
Dec 13 16:55:12.007 INFO [stderr]     |
Dec 13 16:55:12.007 INFO [stderr] 104 |         fn y_key(&(_, y): &Coords) -> usize {
Dec 13 16:55:12.007 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:12.007 INFO [stderr] 
Dec 13 16:55:12.007 INFO [stderr] warning: method is never used: `execute_command`
Dec 13 16:55:12.007 INFO [stderr]    --> src/interpreter.rs:167:5
Dec 13 16:55:12.007 INFO [stderr]     |
Dec 13 16:55:12.007 INFO [stderr] 167 |     fn execute_command(&mut self, command: &Command) {
Dec 13 16:55:12.007 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:12.007 INFO [stderr] 
Dec 13 16:55:12.007 INFO [stderr] warning: method is never used: `pointer`
Dec 13 16:55:12.007 INFO [stderr]    --> src/interpreter.rs:261:5
Dec 13 16:55:12.007 INFO [stderr]     |
Dec 13 16:55:12.007 INFO [stderr] 261 |     fn pointer(&mut self, steps: i64) {
Dec 13 16:55:12.007 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:12.007 INFO [stderr] 
Dec 13 16:55:12.008 INFO [stderr] warning: method is never used: `switch`
Dec 13 16:55:12.008 INFO [stderr]    --> src/interpreter.rs:273:5
Dec 13 16:55:12.008 INFO [stderr]     |
Dec 13 16:55:12.008 INFO [stderr] 273 |     fn switch(&mut self, times: i64) {
Dec 13 16:55:12.008 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:12.008 INFO [stderr] 
Dec 13 16:55:12.008 INFO [stderr] warning: method is never used: `index_to_coords`
Dec 13 16:55:12.008 INFO [stderr]   --> src/program.rs:83:5
Dec 13 16:55:12.008 INFO [stderr]    |
Dec 13 16:55:12.008 INFO [stderr] 83 |     fn index_to_coords(&self, index: usize) -> Option<Coords> {
Dec 13 16:55:12.008 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:12.008 INFO [stderr] 
Dec 13 16:55:14.231 INFO [stderr] warning: unused variable: `codel_size`
Dec 13 16:55:14.231 INFO [stderr]   --> src/main.rs:23:9
Dec 13 16:55:14.231 INFO [stderr]    |
Dec 13 16:55:14.231 INFO [stderr] 23 |     let codel_size = matches.value_of("codel_size").map(|_| unimplemented!());
Dec 13 16:55:14.231 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_codel_size` instead
Dec 13 16:55:14.231 INFO [stderr]    |
Dec 13 16:55:14.231 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 16:55:14.231 INFO [stderr] 
Dec 13 16:55:14.234 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:55:14.234 INFO [stderr]   --> src/main.rs:34:5
Dec 13 16:55:14.235 INFO [stderr]    |
Dec 13 16:55:14.235 INFO [stderr] 34 |     interpreter.run();
Dec 13 16:55:14.235 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 13 16:55:14.235 INFO [stderr]    |
Dec 13 16:55:14.235 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 16:55:14.235 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:55:14.235 INFO [stderr] 
Dec 13 16:55:17.111 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.13s
Dec 13 16:55:17.114 INFO [stderr] su: No module specific data is present
Dec 13 16:55:17.557 INFO running `"docker" "inspect" "4ad7dabee3ebf825be413b1e435f603eedd0f2e10287bb28bee8024cd1175526"`
Dec 13 16:55:17.669 INFO running `"docker" "rm" "-f" "4ad7dabee3ebf825be413b1e435f603eedd0f2e10287bb28bee8024cd1175526"`
Dec 13 16:55:17.750 INFO [stdout] 4ad7dabee3ebf825be413b1e435f603eedd0f2e10287bb28bee8024cd1175526
Dec 13 16:55:17.757 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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 13 16:55:17.974 INFO [stdout] ea83f1a26e2846018670b12ff84da8cbcf627f417ac2fbe25aba3b1910366b82
Dec 13 16:55:17.977 INFO running `"docker" "start" "-a" "ea83f1a26e2846018670b12ff84da8cbcf627f417ac2fbe25aba3b1910366b82"`
Dec 13 16:55:18.552 INFO [stderr] usermod: no changes
Dec 13 16:55:18.699 INFO [stderr]    Compiling piet v0.1.0 (/source)
Dec 13 16:55:19.837 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Dec 13 16:55:19.837 INFO [stderr]  --> src/interpreter.rs:1:5
Dec 13 16:55:19.837 INFO [stderr]   |
Dec 13 16:55:19.837 INFO [stderr] 1 | use std::cmp::Ordering;
Dec 13 16:55:19.837 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 16:55:19.837 INFO [stderr]   |
Dec 13 16:55:19.837 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 16:55:19.837 INFO [stderr] 
Dec 13 16:55:20.152 INFO [stderr] warning: unused variable: `x`
Dec 13 16:55:20.152 INFO [stderr]    --> src/interpreter.rs:120:29
Dec 13 16:55:20.152 INFO [stderr]     |
Dec 13 16:55:20.152 INFO [stderr] 120 |                 .filter(|&&(x, y)| y == farthest_y)
Dec 13 16:55:20.152 INFO [stderr]     |                             ^ help: consider using `_x` instead
Dec 13 16:55:20.152 INFO [stderr]     |
Dec 13 16:55:20.152 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 16:55:20.152 INFO [stderr] 
Dec 13 16:55:20.152 INFO [stderr] warning: unused variable: `y`
Dec 13 16:55:20.152 INFO [stderr]    --> src/interpreter.rs:133:32
Dec 13 16:55:20.152 INFO [stderr]     |
Dec 13 16:55:20.152 INFO [stderr] 133 |                 .filter(|&&(x, y)| x == farthest_x)
Dec 13 16:55:20.152 INFO [stderr]     |                                ^ help: consider using `_y` instead
Dec 13 16:55:20.152 INFO [stderr] 
Dec 13 16:55:20.153 INFO [stderr] warning: unused variable: `height`
Dec 13 16:55:20.153 INFO [stderr]   --> src/program.rs:78:21
Dec 13 16:55:20.153 INFO [stderr]    |
Dec 13 16:55:20.153 INFO [stderr] 78 |         let (width, height) = self.size;
Dec 13 16:55:20.153 INFO [stderr]    |                     ^^^^^^ help: consider using `_height` instead
Dec 13 16:55:20.153 INFO [stderr] 
Dec 13 16:55:20.321 INFO [stderr] warning: variant is never constructed: `Up`
Dec 13 16:55:20.322 INFO [stderr]   --> src/interpreter.rs:14:5
Dec 13 16:55:20.322 INFO [stderr]    |
Dec 13 16:55:20.322 INFO [stderr] 14 |     Up,
Dec 13 16:55:20.322 INFO [stderr]    |     ^^
Dec 13 16:55:20.322 INFO [stderr]    |
Dec 13 16:55:20.322 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 16:55:20.322 INFO [stderr] 
Dec 13 16:55:20.322 INFO [stderr] warning: variant is never constructed: `Down`
Dec 13 16:55:20.322 INFO [stderr]   --> src/interpreter.rs:16:5
Dec 13 16:55:20.322 INFO [stderr]    |
Dec 13 16:55:20.322 INFO [stderr] 16 |     Down,
Dec 13 16:55:20.322 INFO [stderr]    |     ^^^^
Dec 13 16:55:20.323 INFO [stderr] 
Dec 13 16:55:20.323 INFO [stderr] warning: variant is never constructed: `Left`
Dec 13 16:55:20.323 INFO [stderr]   --> src/interpreter.rs:17:5
Dec 13 16:55:20.323 INFO [stderr]    |
Dec 13 16:55:20.323 INFO [stderr] 17 |     Left,
Dec 13 16:55:20.323 INFO [stderr]    |     ^^^^
Dec 13 16:55:20.323 INFO [stderr] 
Dec 13 16:55:20.324 INFO [stderr] warning: method is never used: `rotate_clockwise`
Dec 13 16:55:20.324 INFO [stderr]   --> src/interpreter.rs:21:5
Dec 13 16:55:20.324 INFO [stderr]    |
Dec 13 16:55:20.324 INFO [stderr] 21 |     pub fn rotate_clockwise(&mut self) {
Dec 13 16:55:20.324 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:20.324 INFO [stderr] 
Dec 13 16:55:20.325 INFO [stderr] warning: method is never used: `rotate_counterclockwise`
Dec 13 16:55:20.325 INFO [stderr]   --> src/interpreter.rs:32:5
Dec 13 16:55:20.325 INFO [stderr]    |
Dec 13 16:55:20.325 INFO [stderr] 32 |     pub fn rotate_counterclockwise(&mut self) {
Dec 13 16:55:20.325 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:20.325 INFO [stderr] 
Dec 13 16:55:20.325 INFO [stderr] warning: variant is never constructed: `Right`
Dec 13 16:55:20.326 INFO [stderr]   --> src/interpreter.rs:47:5
Dec 13 16:55:20.326 INFO [stderr]    |
Dec 13 16:55:20.326 INFO [stderr] 47 |     Right,
Dec 13 16:55:20.326 INFO [stderr]    |     ^^^^^
Dec 13 16:55:20.326 INFO [stderr] 
Dec 13 16:55:20.326 INFO [stderr] warning: method is never used: `switch`
Dec 13 16:55:20.326 INFO [stderr]   --> src/interpreter.rs:51:5
Dec 13 16:55:20.327 INFO [stderr]    |
Dec 13 16:55:20.327 INFO [stderr] 51 |     pub fn switch(&mut self) {
Dec 13 16:55:20.327 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:20.327 INFO [stderr] 
Dec 13 16:55:20.327 INFO [stderr] warning: method is never used: `current_block`
Dec 13 16:55:20.327 INFO [stderr]   --> src/interpreter.rs:93:5
Dec 13 16:55:20.328 INFO [stderr]    |
Dec 13 16:55:20.328 INFO [stderr] 93 |     fn current_block(&self) -> HashSet<Coords> {
Dec 13 16:55:20.328 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:20.328 INFO [stderr] 
Dec 13 16:55:20.328 INFO [stderr] warning: method is never used: `next_coords`
Dec 13 16:55:20.328 INFO [stderr]   --> src/interpreter.rs:97:5
Dec 13 16:55:20.328 INFO [stderr]    |
Dec 13 16:55:20.329 INFO [stderr] 97 |     fn next_coords(&self) -> Coords {
Dec 13 16:55:20.329 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:20.329 INFO [stderr] 
Dec 13 16:55:20.329 INFO [stderr] warning: function is never used: `x_key`
Dec 13 16:55:20.329 INFO [stderr]    --> src/interpreter.rs:101:9
Dec 13 16:55:20.329 INFO [stderr]     |
Dec 13 16:55:20.329 INFO [stderr] 101 |         fn x_key(&(x, _): &Coords) -> usize {
Dec 13 16:55:20.329 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:20.329 INFO [stderr] 
Dec 13 16:55:20.329 INFO [stderr] warning: function is never used: `y_key`
Dec 13 16:55:20.329 INFO [stderr]    --> src/interpreter.rs:104:9
Dec 13 16:55:20.329 INFO [stderr]     |
Dec 13 16:55:20.329 INFO [stderr] 104 |         fn y_key(&(_, y): &Coords) -> usize {
Dec 13 16:55:20.329 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:20.329 INFO [stderr] 
Dec 13 16:55:20.330 INFO [stderr] warning: method is never used: `execute_command`
Dec 13 16:55:20.330 INFO [stderr]    --> src/interpreter.rs:167:5
Dec 13 16:55:20.330 INFO [stderr]     |
Dec 13 16:55:20.330 INFO [stderr] 167 |     fn execute_command(&mut self, command: &Command) {
Dec 13 16:55:20.330 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:20.330 INFO [stderr] 
Dec 13 16:55:20.330 INFO [stderr] warning: method is never used: `pointer`
Dec 13 16:55:20.330 INFO [stderr]    --> src/interpreter.rs:261:5
Dec 13 16:55:20.330 INFO [stderr]     |
Dec 13 16:55:20.330 INFO [stderr] 261 |     fn pointer(&mut self, steps: i64) {
Dec 13 16:55:20.330 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:20.330 INFO [stderr] 
Dec 13 16:55:20.335 INFO [stderr] warning: method is never used: `switch`
Dec 13 16:55:20.335 INFO [stderr]    --> src/interpreter.rs:273:5
Dec 13 16:55:20.335 INFO [stderr]     |
Dec 13 16:55:20.335 INFO [stderr] 273 |     fn switch(&mut self, times: i64) {
Dec 13 16:55:20.335 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:55:20.335 INFO [stderr] 
Dec 13 16:55:20.733 INFO [stderr] warning: unused variable: `codel_size`
Dec 13 16:55:20.733 INFO [stderr]   --> src/main.rs:23:9
Dec 13 16:55:20.738 INFO [stderr]    |
Dec 13 16:55:20.739 INFO [stderr] 23 |     let codel_size = matches.value_of("codel_size").map(|_| unimplemented!());
Dec 13 16:55:20.739 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_codel_size` instead
Dec 13 16:55:20.747 INFO [stderr]    |
Dec 13 16:55:20.747 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 16:55:20.747 INFO [stderr] 
Dec 13 16:55:20.773 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 16:55:20.773 INFO [stderr]   --> src/main.rs:34:5
Dec 13 16:55:20.773 INFO [stderr]    |
Dec 13 16:55:20.773 INFO [stderr] 34 |     interpreter.run();
Dec 13 16:55:20.773 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 13 16:55:20.781 INFO [stderr]    |
Dec 13 16:55:20.781 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 16:55:20.781 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 16:55:20.781 INFO [stderr] 
Dec 13 16:55:21.978 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.39s
Dec 13 16:55:21.983 INFO [stderr] su: No module specific data is present
Dec 13 16:55:22.791 INFO running `"docker" "inspect" "ea83f1a26e2846018670b12ff84da8cbcf627f417ac2fbe25aba3b1910366b82"`
Dec 13 16:55:23.115 INFO running `"docker" "rm" "-f" "ea83f1a26e2846018670b12ff84da8cbcf627f417ac2fbe25aba3b1910366b82"`
Dec 13 16:55:23.467 INFO [stdout] ea83f1a26e2846018670b12ff84da8cbcf627f417ac2fbe25aba3b1910366b82
Dec 13 16:55:23.469 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-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 13 16:55:23.967 INFO [stdout] f6078956c9c3c139578849280baa5d08a56458b5b3b296dbeba70ac8df710844
Dec 13 16:55:23.969 INFO running `"docker" "start" "-a" "f6078956c9c3c139578849280baa5d08a56458b5b3b296dbeba70ac8df710844"`
Dec 13 16:55:25.421 INFO [stderr] usermod: no changes
Dec 13 16:55:25.595 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
Dec 13 16:55:25.615 INFO [stderr]      Running /target/debug/deps/piet-a54e959ca3282249
Dec 13 16:55:25.615 INFO [stdout] 
Dec 13 16:55:25.615 INFO [stdout] running 15 tests
Dec 13 16:55:25.615 INFO [stdout] test program::tests::test_program_check_coords ... ok
Dec 13 16:55:25.615 INFO [stdout] test program::tests::test_program_color_block ... ok
Dec 13 16:55:25.615 INFO [stdout] test command::tests::test_from_transition ... ok
Dec 13 16:55:25.615 INFO [stdout] test color::tests::test_lightness_shift ... ok
Dec 13 16:55:25.615 INFO [stdout] test color::tests::test_hue_shift ... ok
Dec 13 16:55:25.615 INFO [stdout] test color::tests::test_color_transition ... ok
Dec 13 16:55:25.615 INFO [stdout] test stack::tests::test_stack_fold_top ... ok
Dec 13 16:55:25.615 INFO [stdout] test stack::tests::test_stack_map_top ... ok
Dec 13 16:55:25.615 INFO [stdout] test stack::tests::test_stack_new ... ok
Dec 13 16:55:25.615 INFO [stdout] test color::tests::test_color_from_rgb ... ok
Dec 13 16:55:25.615 INFO [stdout] test program::tests::test_program_coords_to_index ... ok
Dec 13 16:55:25.615 INFO [stdout] test stack::tests::test_stack_peek ... ok
Dec 13 16:55:25.627 INFO [stdout] test program::tests::test_program_index_to_coords ... ok
Dec 13 16:55:25.627 INFO [stdout] test stack::tests::test_stack_pop2 ... ok
Dec 13 16:55:25.637 INFO [stdout] test stack::tests::test_stack_roll ... ok
Dec 13 16:55:25.637 INFO [stderr]      Running /target/debug/deps/piet-c437487fd6c911c7
Dec 13 16:55:25.637 INFO [stdout] 
Dec 13 16:55:25.637 INFO [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:55:25.637 INFO [stdout] 
Dec 13 16:55:25.647 INFO [stdout] 
Dec 13 16:55:25.647 INFO [stderr]    Doc-tests piet
Dec 13 16:55:25.647 INFO [stdout] running 0 tests
Dec 13 16:55:25.647 INFO [stdout] 
Dec 13 16:55:25.647 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:55:25.647 INFO [stdout] 
Dec 13 16:55:26.965 INFO [stdout] 
Dec 13 16:55:26.965 INFO [stdout] running 6 tests
Dec 13 16:55:30.715 INFO [stdout] test src/stack.rs - stack::Stack::roll (line 64) ... ok
Dec 13 16:55:31.355 INFO [stdout] test src/color.rs - color::Lightness::shift (line 44) ... ok
Dec 13 16:55:31.728 INFO [stdout] test src/stack.rs - stack::Stack::fold_top (line 33) ... ok
Dec 13 16:55:31.751 INFO [stdout] test src/color.rs - color::Hue::shift (line 19) ... ok
Dec 13 16:55:32.008 INFO [stdout] test src/color.rs - color::Color::transition (line 127) ... ok
Dec 13 16:55:32.221 INFO [stdout] test src/color.rs - color::Color::from_rgb (line 69) ... ok
Dec 13 16:55:32.221 INFO [stdout] 
Dec 13 16:55:32.221 INFO [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:55:32.221 INFO [stdout] 
Dec 13 16:55:32.244 INFO [stderr] su: No module specific data is present
Dec 13 16:55:33.023 INFO running `"docker" "inspect" "f6078956c9c3c139578849280baa5d08a56458b5b3b296dbeba70ac8df710844"`
Dec 13 16:55:33.267 INFO running `"docker" "rm" "-f" "f6078956c9c3c139578849280baa5d08a56458b5b3b296dbeba70ac8df710844"`
Dec 13 16:55:33.607 INFO [stdout] f6078956c9c3c139578849280baa5d08a56458b5b3b296dbeba70ac8df710844