Dec 11 05:38:05.150 INFO checking yiblet/tagtask against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 05:38:05.150 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 05:38:05.670 INFO [stdout] 26739fd77e8ef79cb905969c42588a7451156cf6b739c59985dff972209c16ed
Dec 11 05:38:05.671 INFO running `"docker" "start" "-a" "26739fd77e8ef79cb905969c42588a7451156cf6b739c59985dff972209c16ed"`
Dec 11 05:38:07.871 INFO [stderr] usermod: no changes
Dec 11 05:38:07.998 INFO [stderr]    Compiling derive_builder v0.5.1
Dec 11 05:38:07.998 INFO [stderr]     Checking termion v1.5.1
Dec 11 05:38:08.004 INFO [stderr]    Compiling syn v0.11.11
Dec 11 05:38:08.005 INFO [stderr]     Checking smallvec v0.6.3
Dec 11 05:38:08.023 INFO [stderr]     Checking kdtree v0.5.1
Dec 11 05:38:10.285 INFO [stderr]     Checking ropey v0.8.1
Dec 11 05:38:16.799 INFO [stderr]    Compiling derive_builder_core v0.2.0
Dec 11 05:38:21.586 INFO [stderr]     Checking tagtask v0.1.0 (/source)
Dec 11 05:38:22.033 INFO [stderr] warning: unused import: `SquareBuilder`
Dec 11 05:38:22.033 INFO [stderr]  --> src/view/layout.rs:2:28
Dec 11 05:38:22.033 INFO [stderr]   |
Dec 11 05:38:22.033 INFO [stderr] 2 | use view::widget::{Square, SquareBuilder};
Dec 11 05:38:22.033 INFO [stderr]   |                            ^^^^^^^^^^^^^
Dec 11 05:38:22.033 INFO [stderr]   |
Dec 11 05:38:22.033 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 05:38:22.033 INFO [stderr] 
Dec 11 05:38:22.033 INFO [stderr] warning: unused import: `view::widget::Widget`
Dec 11 05:38:22.033 INFO [stderr]   --> src/view/render.rs:10:5
Dec 11 05:38:22.033 INFO [stderr]    |
Dec 11 05:38:22.033 INFO [stderr] 10 | use view::widget::Widget;
Dec 11 05:38:22.033 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 05:38:22.033 INFO [stderr] 
Dec 11 05:38:22.062 INFO [stderr] warning: unused import: `SquareBuilder`
Dec 11 05:38:22.062 INFO [stderr]  --> src/view/layout.rs:2:28
Dec 11 05:38:22.062 INFO [stderr]   |
Dec 11 05:38:22.062 INFO [stderr] 2 | use view::widget::{Square, SquareBuilder};
Dec 11 05:38:22.062 INFO [stderr]   |                            ^^^^^^^^^^^^^
Dec 11 05:38:22.062 INFO [stderr]   |
Dec 11 05:38:22.062 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 05:38:22.062 INFO [stderr] 
Dec 11 05:38:22.062 INFO [stderr] warning: unused import: `view::widget::Widget`
Dec 11 05:38:22.062 INFO [stderr]   --> src/view/render.rs:10:5
Dec 11 05:38:22.062 INFO [stderr]    |
Dec 11 05:38:22.062 INFO [stderr] 10 | use view::widget::Widget;
Dec 11 05:38:22.062 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 05:38:22.062 INFO [stderr] 
Dec 11 05:38:22.580 INFO [stderr] warning: function is never used: `fetch`
Dec 11 05:38:22.580 INFO [stderr]   --> src/view/id.rs:26:1
Dec 11 05:38:22.580 INFO [stderr]    |
Dec 11 05:38:22.580 INFO [stderr] 26 | pub fn fetch() -> u64 {
Dec 11 05:38:22.580 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:38:22.580 INFO [stderr] 
Dec 11 05:38:22.580 INFO [stderr] warning: variant is never constructed: `Horizontal`
Dec 11 05:38:22.580 INFO [stderr]  --> src/view/layout.rs:7:5
Dec 11 05:38:22.580 INFO [stderr]   |
Dec 11 05:38:22.580 INFO [stderr] 7 |     Horizontal,
Dec 11 05:38:22.580 INFO [stderr]   |     ^^^^^^^^^^
Dec 11 05:38:22.580 INFO [stderr] 
Dec 11 05:38:22.580 INFO [stderr] warning: struct is never constructed: `VirtualScreen`
Dec 11 05:38:22.580 INFO [stderr]   --> src/view/render.rs:12:1
Dec 11 05:38:22.581 INFO [stderr]    |
Dec 11 05:38:22.581 INFO [stderr] 12 | struct VirtualScreen<T: Space> {
Dec 11 05:38:22.581 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:38:22.581 INFO [stderr] 
Dec 11 05:38:22.581 INFO [stderr] warning: method is never used: `new`
Dec 11 05:38:22.581 INFO [stderr]   --> src/view/render.rs:17:5
Dec 11 05:38:22.581 INFO [stderr]    |
Dec 11 05:38:22.581 INFO [stderr] 17 |     pub fn new() -> Self {
Dec 11 05:38:22.581 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 05:38:22.581 INFO [stderr] 
Dec 11 05:38:22.581 INFO [stderr] warning: method is never used: `insert`
Dec 11 05:38:22.581 INFO [stderr]   --> src/view/render.rs:23:5
Dec 11 05:38:22.581 INFO [stderr]    |
Dec 11 05:38:22.581 INFO [stderr] 23 |     pub fn insert(&mut self, x: u16, y: u16, item: Rc<T>) -> Result<(), ErrorKind> {
Dec 11 05:38:22.581 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:38:22.581 INFO [stderr] 
Dec 11 05:38:22.581 INFO [stderr] warning: method is never used: `in_range`
Dec 11 05:38:22.581 INFO [stderr]   --> src/view/render.rs:36:5
Dec 11 05:38:22.581 INFO [stderr]    |
Dec 11 05:38:22.581 INFO [stderr] 36 |     pub fn in_range(&mut self, square: &Square) -> Result<Vec<Rc<T>>, ErrorKind> {
Dec 11 05:38:22.581 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:38:22.581 INFO [stderr] 
Dec 11 05:38:22.652 INFO [stderr] warning: function is never used: `fetch`
Dec 11 05:38:22.652 INFO [stderr]   --> src/view/id.rs:26:1
Dec 11 05:38:22.652 INFO [stderr]    |
Dec 11 05:38:22.652 INFO [stderr] 26 | pub fn fetch() -> u64 {
Dec 11 05:38:22.652 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:38:22.652 INFO [stderr] 
Dec 11 05:38:22.652 INFO [stderr] warning: variant is never constructed: `Horizontal`
Dec 11 05:38:22.652 INFO [stderr]  --> src/view/layout.rs:7:5
Dec 11 05:38:22.652 INFO [stderr]   |
Dec 11 05:38:22.652 INFO [stderr] 7 |     Horizontal,
Dec 11 05:38:22.652 INFO [stderr]   |     ^^^^^^^^^^
Dec 11 05:38:22.652 INFO [stderr] 
Dec 11 05:38:22.652 INFO [stderr] warning: struct is never constructed: `VirtualScreen`
Dec 11 05:38:22.652 INFO [stderr]   --> src/view/render.rs:12:1
Dec 11 05:38:22.652 INFO [stderr]    |
Dec 11 05:38:22.652 INFO [stderr] 12 | struct VirtualScreen<T: Space> {
Dec 11 05:38:22.652 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:38:22.653 INFO [stderr] 
Dec 11 05:38:22.653 INFO [stderr] warning: method is never used: `new`
Dec 11 05:38:22.653 INFO [stderr]   --> src/view/render.rs:17:5
Dec 11 05:38:22.653 INFO [stderr]    |
Dec 11 05:38:22.653 INFO [stderr] 17 |     pub fn new() -> Self {
Dec 11 05:38:22.653 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 05:38:22.653 INFO [stderr] 
Dec 11 05:38:22.653 INFO [stderr] warning: method is never used: `insert`
Dec 11 05:38:22.653 INFO [stderr]   --> src/view/render.rs:23:5
Dec 11 05:38:22.653 INFO [stderr]    |
Dec 11 05:38:22.653 INFO [stderr] 23 |     pub fn insert(&mut self, x: u16, y: u16, item: Rc<T>) -> Result<(), ErrorKind> {
Dec 11 05:38:22.653 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:38:22.653 INFO [stderr] 
Dec 11 05:38:22.653 INFO [stderr] warning: method is never used: `in_range`
Dec 11 05:38:22.653 INFO [stderr]   --> src/view/render.rs:36:5
Dec 11 05:38:22.653 INFO [stderr]    |
Dec 11 05:38:22.653 INFO [stderr] 36 |     pub fn in_range(&mut self, square: &Square) -> Result<Vec<Rc<T>>, ErrorKind> {
Dec 11 05:38:22.653 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:38:22.653 INFO [stderr] 
Dec 11 05:38:22.714 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.81s
Dec 11 05:38:22.740 INFO [stderr] su: No module specific data is present
Dec 11 05:38:24.200 INFO running `"docker" "inspect" "26739fd77e8ef79cb905969c42588a7451156cf6b739c59985dff972209c16ed"`
Dec 11 05:38:24.552 INFO running `"docker" "rm" "-f" "26739fd77e8ef79cb905969c42588a7451156cf6b739c59985dff972209c16ed"`
Dec 11 05:38:24.888 INFO [stdout] 26739fd77e8ef79cb905969c42588a7451156cf6b739c59985dff972209c16ed