Dec 01 23:35:49.298 INFO testing baskerville/sketch against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 23:35:49.298 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 01 23:35:49.595 INFO [stdout] 25d7201951e0844c672cd0c8df290b7560af3cbb719ab252d59de0a87b01046b
Dec 01 23:35:49.597 INFO running `"docker" "start" "-a" "25d7201951e0844c672cd0c8df290b7560af3cbb719ab252d59de0a87b01046b"`
Dec 01 23:35:50.147 INFO [stderr] usermod: no changes
Dec 01 23:35:50.242 INFO [stderr]    Compiling chrono v0.3.0
Dec 01 23:35:53.619 INFO [stderr]    Compiling sketch v0.4.0 (/source)
Dec 01 23:35:54.823 INFO [stderr] warning: method is never used: `contains`
Dec 01 23:35:54.823 INFO [stderr]    --> src/geom.rs:112:5
Dec 01 23:35:54.823 INFO [stderr]     |
Dec 01 23:35:54.823 INFO [stderr] 112 |     pub fn contains(&self, pt: &Point) -> bool {
Dec 01 23:35:54.823 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.823 INFO [stderr]     |
Dec 01 23:35:54.823 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 01 23:35:54.823 INFO [stderr] 
Dec 01 23:35:54.823 INFO [stderr] warning: method is never used: `overlaps`
Dec 01 23:35:54.823 INFO [stderr]    --> src/geom.rs:116:5
Dec 01 23:35:54.823 INFO [stderr]     |
Dec 01 23:35:54.823 INFO [stderr] 116 |     pub fn overlaps(&self, rect: &Rectangle) -> bool {
Dec 01 23:35:54.823 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.823 INFO [stderr] 
Dec 01 23:35:54.823 INFO [stderr] warning: method is never used: `absorb`
Dec 01 23:35:54.823 INFO [stderr]    --> src/geom.rs:134:5
Dec 01 23:35:54.823 INFO [stderr]     |
Dec 01 23:35:54.823 INFO [stderr] 134 |     pub fn absorb(&mut self, rect: &Rectangle) {
Dec 01 23:35:54.823 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.823 INFO [stderr] 
Dec 01 23:35:54.823 INFO [stderr] warning: method is never used: `intersection`
Dec 01 23:35:54.823 INFO [stderr]    --> src/geom.rs:148:5
Dec 01 23:35:54.823 INFO [stderr]     |
Dec 01 23:35:54.823 INFO [stderr] 148 |     pub fn intersection(&self, rect: &Rectangle) -> Option<Rectangle> {
Dec 01 23:35:54.823 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.823 INFO [stderr] 
Dec 01 23:35:54.823 INFO [stderr] warning: constant item is never used: `KEY_HOME`
Dec 01 23:35:54.823 INFO [stderr]   --> src/input.rs:31:1
Dec 01 23:35:54.823 INFO [stderr]    |
Dec 01 23:35:54.823 INFO [stderr] 31 | pub const KEY_HOME: u16 = 102;
Dec 01 23:35:54.823 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.823 INFO [stderr] 
Dec 01 23:35:54.823 INFO [stderr] warning: constant item is never used: `NTX_WFM_MODE_INIT`
Dec 01 23:35:54.823 INFO [stderr]    --> src/framebuffer.rs:150:1
Dec 01 23:35:54.823 INFO [stderr]     |
Dec 01 23:35:54.824 INFO [stderr] 150 | const NTX_WFM_MODE_INIT: u32  = 0;
Dec 01 23:35:54.824 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.824 INFO [stderr] 
Dec 01 23:35:54.824 INFO [stderr] warning: constant item is never used: `NTX_WFM_MODE_DU`
Dec 01 23:35:54.824 INFO [stderr]    --> src/framebuffer.rs:151:1
Dec 01 23:35:54.824 INFO [stderr]     |
Dec 01 23:35:54.824 INFO [stderr] 151 | const NTX_WFM_MODE_DU: u32    = 1;
Dec 01 23:35:54.824 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.824 INFO [stderr] 
Dec 01 23:35:54.824 INFO [stderr] warning: constant item is never used: `NTX_WFM_MODE_GC4`
Dec 01 23:35:54.824 INFO [stderr]    --> src/framebuffer.rs:153:1
Dec 01 23:35:54.824 INFO [stderr]     |
Dec 01 23:35:54.824 INFO [stderr] 153 | const NTX_WFM_MODE_GC4: u32   = 3;
Dec 01 23:35:54.824 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.824 INFO [stderr] 
Dec 01 23:35:54.824 INFO [stderr] warning: constant item is never used: `NTX_WFM_MODE_GL16`
Dec 01 23:35:54.824 INFO [stderr]    --> src/framebuffer.rs:155:1
Dec 01 23:35:54.824 INFO [stderr]     |
Dec 01 23:35:54.824 INFO [stderr] 155 | const NTX_WFM_MODE_GL16: u32  = 5;
Dec 01 23:35:54.824 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.824 INFO [stderr] 
Dec 01 23:35:54.824 INFO [stderr] warning: constant item is never used: `NTX_WFM_MODE_GLR16`
Dec 01 23:35:54.824 INFO [stderr]    --> src/framebuffer.rs:156:1
Dec 01 23:35:54.824 INFO [stderr]     |
Dec 01 23:35:54.824 INFO [stderr] 156 | const NTX_WFM_MODE_GLR16: u32 = 6;
Dec 01 23:35:54.824 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.824 INFO [stderr] 
Dec 01 23:35:54.824 INFO [stderr] warning: constant item is never used: `NTX_WFM_MODE_GLD16`
Dec 01 23:35:54.824 INFO [stderr]    --> src/framebuffer.rs:157:1
Dec 01 23:35:54.824 INFO [stderr]     |
Dec 01 23:35:54.824 INFO [stderr] 157 | const NTX_WFM_MODE_GLD16: u32 = 7;
Dec 01 23:35:54.824 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.824 INFO [stderr] 
Dec 01 23:35:54.824 INFO [stderr] warning: constant item is never used: `EPDC_FLAG_FORCE_MONOCHROME`
Dec 01 23:35:54.824 INFO [stderr]    --> src/framebuffer.rs:165:1
Dec 01 23:35:54.824 INFO [stderr]     |
Dec 01 23:35:54.824 INFO [stderr] 165 | const EPDC_FLAG_FORCE_MONOCHROME: libc::c_uint = 0x02;
Dec 01 23:35:54.824 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.824 INFO [stderr] 
Dec 01 23:35:54.824 INFO [stderr] warning: variant is never constructed: `Partial`
Dec 01 23:35:54.824 INFO [stderr]    --> src/framebuffer.rs:170:5
Dec 01 23:35:54.824 INFO [stderr]     |
Dec 01 23:35:54.824 INFO [stderr] 170 |     Partial,
Dec 01 23:35:54.824 INFO [stderr]     |     ^^^^^^^
Dec 01 23:35:54.824 INFO [stderr] 
Dec 01 23:35:54.824 INFO [stderr] warning: variant is never constructed: `Gui`
Dec 01 23:35:54.824 INFO [stderr]    --> src/framebuffer.rs:171:5
Dec 01 23:35:54.824 INFO [stderr]     |
Dec 01 23:35:54.824 INFO [stderr] 171 |     Gui,
Dec 01 23:35:54.824 INFO [stderr]     |     ^^^
Dec 01 23:35:54.824 INFO [stderr] 
Dec 01 23:35:54.824 INFO [stderr] warning: method is never used: `draw_disk`
Dec 01 23:35:54.824 INFO [stderr]    --> src/framebuffer.rs:245:5
Dec 01 23:35:54.824 INFO [stderr]     |
Dec 01 23:35:54.824 INFO [stderr] 245 |     pub fn draw_disk(&mut self, center: &Point, radius: u32, gray: u8) -> Rectangle {
Dec 01 23:35:54.824 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.824 INFO [stderr] 
Dec 01 23:35:54.824 INFO [stderr] warning: method is never used: `toggle_monochrome`
Dec 01 23:35:54.824 INFO [stderr]    --> src/framebuffer.rs:374:5
Dec 01 23:35:54.824 INFO [stderr]     |
Dec 01 23:35:54.824 INFO [stderr] 374 |     pub fn toggle_monochrome(&mut self) {
Dec 01 23:35:54.824 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.824 INFO [stderr] 
Dec 01 23:35:54.824 INFO [stderr] warning: method is never used: `id`
Dec 01 23:35:54.824 INFO [stderr]    --> src/framebuffer.rs:382:5
Dec 01 23:35:54.824 INFO [stderr]     |
Dec 01 23:35:54.824 INFO [stderr] 382 |     pub fn id(&self) -> Cow<str> {
Dec 01 23:35:54.824 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.824 INFO [stderr] 
Dec 01 23:35:54.824 INFO [stderr] warning: method is never used: `length`
Dec 01 23:35:54.824 INFO [stderr]    --> src/framebuffer.rs:386:5
Dec 01 23:35:54.824 INFO [stderr]     |
Dec 01 23:35:54.824 INFO [stderr] 386 |     pub fn length(&self) -> usize {
Dec 01 23:35:54.824 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:54.824 INFO [stderr] 
Dec 01 23:35:56.883 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.70s
Dec 01 23:35:56.886 INFO [stderr] su: No module specific data is present
Dec 01 23:35:57.207 INFO running `"docker" "inspect" "25d7201951e0844c672cd0c8df290b7560af3cbb719ab252d59de0a87b01046b"`
Dec 01 23:35:57.294 INFO running `"docker" "rm" "-f" "25d7201951e0844c672cd0c8df290b7560af3cbb719ab252d59de0a87b01046b"`
Dec 01 23:35:57.399 INFO [stdout] 25d7201951e0844c672cd0c8df290b7560af3cbb719ab252d59de0a87b01046b
Dec 01 23:35:57.401 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 01 23:35:57.613 INFO [stdout] 02b3ac02e27b508d515777b6cff17dde23a50bce1c14c8c4f1ce323c52b64de5
Dec 01 23:35:57.616 INFO running `"docker" "start" "-a" "02b3ac02e27b508d515777b6cff17dde23a50bce1c14c8c4f1ce323c52b64de5"`
Dec 01 23:35:58.150 INFO [stderr] usermod: no changes
Dec 01 23:35:58.245 INFO [stderr]    Compiling sketch v0.4.0 (/source)
Dec 01 23:35:59.231 INFO [stderr] warning: method is never used: `contains`
Dec 01 23:35:59.231 INFO [stderr]    --> src/geom.rs:112:5
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.231 INFO [stderr] 112 |     pub fn contains(&self, pt: &Point) -> bool {
Dec 01 23:35:59.231 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.231 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 01 23:35:59.231 INFO [stderr] 
Dec 01 23:35:59.231 INFO [stderr] warning: method is never used: `overlaps`
Dec 01 23:35:59.231 INFO [stderr]    --> src/geom.rs:116:5
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.231 INFO [stderr] 116 |     pub fn overlaps(&self, rect: &Rectangle) -> bool {
Dec 01 23:35:59.231 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.231 INFO [stderr] 
Dec 01 23:35:59.231 INFO [stderr] warning: method is never used: `absorb`
Dec 01 23:35:59.231 INFO [stderr]    --> src/geom.rs:134:5
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.231 INFO [stderr] 134 |     pub fn absorb(&mut self, rect: &Rectangle) {
Dec 01 23:35:59.231 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.231 INFO [stderr] 
Dec 01 23:35:59.231 INFO [stderr] warning: method is never used: `intersection`
Dec 01 23:35:59.231 INFO [stderr]    --> src/geom.rs:148:5
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.231 INFO [stderr] 148 |     pub fn intersection(&self, rect: &Rectangle) -> Option<Rectangle> {
Dec 01 23:35:59.231 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.231 INFO [stderr] 
Dec 01 23:35:59.231 INFO [stderr] warning: constant item is never used: `KEY_HOME`
Dec 01 23:35:59.231 INFO [stderr]   --> src/input.rs:31:1
Dec 01 23:35:59.231 INFO [stderr]    |
Dec 01 23:35:59.231 INFO [stderr] 31 | pub const KEY_HOME: u16 = 102;
Dec 01 23:35:59.231 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.231 INFO [stderr] 
Dec 01 23:35:59.231 INFO [stderr] warning: constant item is never used: `NTX_WFM_MODE_INIT`
Dec 01 23:35:59.231 INFO [stderr]    --> src/framebuffer.rs:150:1
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.231 INFO [stderr] 150 | const NTX_WFM_MODE_INIT: u32  = 0;
Dec 01 23:35:59.231 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.231 INFO [stderr] 
Dec 01 23:35:59.231 INFO [stderr] warning: constant item is never used: `NTX_WFM_MODE_DU`
Dec 01 23:35:59.231 INFO [stderr]    --> src/framebuffer.rs:151:1
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.231 INFO [stderr] 151 | const NTX_WFM_MODE_DU: u32    = 1;
Dec 01 23:35:59.231 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.231 INFO [stderr] 
Dec 01 23:35:59.231 INFO [stderr] warning: constant item is never used: `NTX_WFM_MODE_GC4`
Dec 01 23:35:59.231 INFO [stderr]    --> src/framebuffer.rs:153:1
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.231 INFO [stderr] 153 | const NTX_WFM_MODE_GC4: u32   = 3;
Dec 01 23:35:59.231 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.231 INFO [stderr] 
Dec 01 23:35:59.231 INFO [stderr] warning: constant item is never used: `NTX_WFM_MODE_GL16`
Dec 01 23:35:59.231 INFO [stderr]    --> src/framebuffer.rs:155:1
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.231 INFO [stderr] 155 | const NTX_WFM_MODE_GL16: u32  = 5;
Dec 01 23:35:59.231 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.231 INFO [stderr] 
Dec 01 23:35:59.231 INFO [stderr] warning: constant item is never used: `NTX_WFM_MODE_GLR16`
Dec 01 23:35:59.231 INFO [stderr]    --> src/framebuffer.rs:156:1
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.231 INFO [stderr] 156 | const NTX_WFM_MODE_GLR16: u32 = 6;
Dec 01 23:35:59.231 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.231 INFO [stderr] 
Dec 01 23:35:59.231 INFO [stderr] warning: constant item is never used: `NTX_WFM_MODE_GLD16`
Dec 01 23:35:59.231 INFO [stderr]    --> src/framebuffer.rs:157:1
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.231 INFO [stderr] 157 | const NTX_WFM_MODE_GLD16: u32 = 7;
Dec 01 23:35:59.231 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.231 INFO [stderr] 
Dec 01 23:35:59.231 INFO [stderr] warning: constant item is never used: `EPDC_FLAG_FORCE_MONOCHROME`
Dec 01 23:35:59.231 INFO [stderr]    --> src/framebuffer.rs:165:1
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.231 INFO [stderr] 165 | const EPDC_FLAG_FORCE_MONOCHROME: libc::c_uint = 0x02;
Dec 01 23:35:59.231 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.231 INFO [stderr] 
Dec 01 23:35:59.231 INFO [stderr] warning: variant is never constructed: `Partial`
Dec 01 23:35:59.231 INFO [stderr]    --> src/framebuffer.rs:170:5
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.231 INFO [stderr] 170 |     Partial,
Dec 01 23:35:59.231 INFO [stderr]     |     ^^^^^^^
Dec 01 23:35:59.231 INFO [stderr] 
Dec 01 23:35:59.231 INFO [stderr] warning: variant is never constructed: `Gui`
Dec 01 23:35:59.231 INFO [stderr]    --> src/framebuffer.rs:171:5
Dec 01 23:35:59.231 INFO [stderr]     |
Dec 01 23:35:59.232 INFO [stderr] 171 |     Gui,
Dec 01 23:35:59.232 INFO [stderr]     |     ^^^
Dec 01 23:35:59.232 INFO [stderr] 
Dec 01 23:35:59.232 INFO [stderr] warning: method is never used: `draw_disk`
Dec 01 23:35:59.232 INFO [stderr]    --> src/framebuffer.rs:245:5
Dec 01 23:35:59.232 INFO [stderr]     |
Dec 01 23:35:59.232 INFO [stderr] 245 |     pub fn draw_disk(&mut self, center: &Point, radius: u32, gray: u8) -> Rectangle {
Dec 01 23:35:59.232 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.232 INFO [stderr] 
Dec 01 23:35:59.232 INFO [stderr] warning: method is never used: `toggle_monochrome`
Dec 01 23:35:59.232 INFO [stderr]    --> src/framebuffer.rs:374:5
Dec 01 23:35:59.232 INFO [stderr]     |
Dec 01 23:35:59.232 INFO [stderr] 374 |     pub fn toggle_monochrome(&mut self) {
Dec 01 23:35:59.232 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.232 INFO [stderr] 
Dec 01 23:35:59.232 INFO [stderr] warning: method is never used: `id`
Dec 01 23:35:59.232 INFO [stderr]    --> src/framebuffer.rs:382:5
Dec 01 23:35:59.232 INFO [stderr]     |
Dec 01 23:35:59.232 INFO [stderr] 382 |     pub fn id(&self) -> Cow<str> {
Dec 01 23:35:59.232 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.232 INFO [stderr] 
Dec 01 23:35:59.232 INFO [stderr] warning: method is never used: `length`
Dec 01 23:35:59.232 INFO [stderr]    --> src/framebuffer.rs:386:5
Dec 01 23:35:59.232 INFO [stderr]     |
Dec 01 23:35:59.232 INFO [stderr] 386 |     pub fn length(&self) -> usize {
Dec 01 23:35:59.232 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 23:35:59.232 INFO [stderr] 
Dec 01 23:35:59.730 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
Dec 01 23:35:59.738 INFO [stderr] su: No module specific data is present
Dec 01 23:36:00.379 INFO running `"docker" "inspect" "02b3ac02e27b508d515777b6cff17dde23a50bce1c14c8c4f1ce323c52b64de5"`
Dec 01 23:36:00.564 INFO running `"docker" "rm" "-f" "02b3ac02e27b508d515777b6cff17dde23a50bce1c14c8c4f1ce323c52b64de5"`
Dec 01 23:36:00.802 INFO [stdout] 02b3ac02e27b508d515777b6cff17dde23a50bce1c14c8c4f1ce323c52b64de5
Dec 01 23:36:00.811 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 01 23:36:01.037 INFO [stdout] def74bb4736b35c845557e0342242f786d30f65b3651880abc605a2dda00b423
Dec 01 23:36:01.040 INFO running `"docker" "start" "-a" "def74bb4736b35c845557e0342242f786d30f65b3651880abc605a2dda00b423"`
Dec 01 23:36:01.483 INFO [stderr] usermod: no changes
Dec 01 23:36:01.528 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 01 23:36:01.529 INFO [stderr]      Running /target/debug/deps/sketch-9fde08581be84a64
Dec 01 23:36:01.531 INFO [stdout] 
Dec 01 23:36:01.531 INFO [stdout] running 0 tests
Dec 01 23:36:01.531 INFO [stdout] 
Dec 01 23:36:01.531 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 23:36:01.531 INFO [stdout] 
Dec 01 23:36:01.533 INFO [stderr] su: No module specific data is present
Dec 01 23:36:01.906 INFO running `"docker" "inspect" "def74bb4736b35c845557e0342242f786d30f65b3651880abc605a2dda00b423"`
Dec 01 23:36:02.011 INFO running `"docker" "rm" "-f" "def74bb4736b35c845557e0342242f786d30f65b3651880abc605a2dda00b423"`
Dec 01 23:36:02.113 INFO [stdout] def74bb4736b35c845557e0342242f786d30f65b3651880abc605a2dda00b423
