[INFO] updating cached repository hokora/pong
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hokora/pong
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hokora/pong" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/hokora/pong"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/hokora/pong'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hokora/pong" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/hokora/pong"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/hokora/pong'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f559bb0d3bffff8b76e42c35b16bdcc78e590d12
[INFO] sha for GitHub repo hokora/pong: f559bb0d3bffff8b76e42c35b16bdcc78e590d12
[INFO] validating manifest of hokora/pong on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hokora/pong on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hokora/pong
[INFO] finished frobbing hokora/pong
[INFO] frobbed toml for hokora/pong written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/hokora/pong/Cargo.toml
[INFO] started frobbing hokora/pong
[INFO] finished frobbing hokora/pong
[INFO] frobbed toml for hokora/pong written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/hokora/pong/Cargo.toml
[INFO] crate hokora/pong already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking hokora/pong against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-4/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/hokora/pong:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5270632955de0f9b035099f5a09efb72e3f3d41d5d4c6a9d9ddc46b363f8b58b
[INFO] running `"docker" "start" "-a" "5270632955de0f9b035099f5a09efb72e3f3d41d5d4c6a9d9ddc46b363f8b58b"`
[INFO] [stderr]    Compiling libc v0.2.28
[INFO] [stderr]     Checking shared_library v0.1.7
[INFO] [stderr]     Checking deflate v0.7.14
[INFO] [stderr]     Checking rayon-core v1.2.1
[INFO] [stderr]     Checking x11-dl v2.14.0
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking gfx_device_gl v0.14.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]     Checking png v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking image v0.14.0
[INFO] [stderr]     Checking piston-gfx_texture v0.25.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.42.0
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.9.9
[INFO] [stderr]     Checking wayland-client v0.9.9
[INFO] [stderr]     Checking wayland-kbd v0.9.1
[INFO] [stderr]     Checking wayland-window v0.6.1
[INFO] [stderr]     Checking winit v0.7.5
[INFO] [stderr]     Checking glutin v0.9.2
[INFO] [stderr]     Checking pistoncore-glutin_window v0.38.0
[INFO] [stderr]     Checking piston_window v0.68.0
[INFO] [stderr]     Checking pong v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `color` is imported redundantly
[INFO] [stderr]   --> src/objects.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 1  | use piston_window::*;
[INFO] [stderr]    |     ---------------- the item `color` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 30 |         use piston_window::color;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]   --> src/objects.rs:10:16
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(width:u32,height:u32)->Ball{
[INFO] [stderr]    |                ^^^^^ help: consider prefixing with an underscore: `_width`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]   --> src/objects.rs:10:26
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(width:u32,height:u32)->Ball{
[INFO] [stderr]    |                          ^^^^^^ help: consider prefixing with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Ball`
[INFO] [stderr]  --> src/objects.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Ball{
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/objects.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(width:u32,height:u32)->Ball{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]   --> src/objects.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn draw(){
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Field`
[INFO] [stderr]  --> src/field.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct Field{
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]   --> src/field.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn draw(&self, c: context::Context, g: &mut G2d){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Bounds`
[INFO] [stderr]   --> src/field.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct Bounds{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/field.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn new(min_x:f64,max_x:f64,min_y:f64,max_y:f64)->Bounds{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]   --> src/field.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn draw(&self, c: context::Context, g: &mut G2d){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `color` is imported redundantly
[INFO] [stderr]   --> src/objects.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 1  | use piston_window::*;
[INFO] [stderr]    |     ---------------- the item `color` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 30 |         use piston_window::color;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]   --> src/objects.rs:10:16
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(width:u32,height:u32)->Ball{
[INFO] [stderr]    |                ^^^^^ help: consider prefixing with an underscore: `_width`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]   --> src/objects.rs:10:26
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(width:u32,height:u32)->Ball{
[INFO] [stderr]    |                          ^^^^^^ help: consider prefixing with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Ball`
[INFO] [stderr]  --> src/objects.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Ball{
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/objects.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(width:u32,height:u32)->Ball{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]   --> src/objects.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn draw(){
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Field`
[INFO] [stderr]  --> src/field.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct Field{
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]   --> src/field.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn draw(&self, c: context::Context, g: &mut G2d){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Bounds`
[INFO] [stderr]   --> src/field.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct Bounds{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/field.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn new(min_x:f64,max_x:f64,min_y:f64,max_y:f64)->Bounds{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]   --> src/field.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn draw(&self, c: context::Context, g: &mut G2d){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.62s
[INFO] running `"docker" "inspect" "5270632955de0f9b035099f5a09efb72e3f3d41d5d4c6a9d9ddc46b363f8b58b"`
[INFO] running `"docker" "rm" "-f" "5270632955de0f9b035099f5a09efb72e3f3d41d5d4c6a9d9ddc46b363f8b58b"`
[INFO] [stdout] 5270632955de0f9b035099f5a09efb72e3f3d41d5d4c6a9d9ddc46b363f8b58b