[INFO] updating cached repository linkstar0513/utk
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/linkstar0513/utk
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/linkstar0513/utk" "work/ex/beta-1.38-1/sources/1.37.0/gh/linkstar0513/utk"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/linkstar0513/utk'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/linkstar0513/utk" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/linkstar0513/utk"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/linkstar0513/utk'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3c2d403c6789e41addaa9da2a39807035f600a89
[INFO] sha for GitHub repo linkstar0513/utk: 3c2d403c6789e41addaa9da2a39807035f600a89
[INFO] validating manifest of linkstar0513/utk on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of linkstar0513/utk on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing linkstar0513/utk
[INFO] finished frobbing linkstar0513/utk
[INFO] frobbed toml for linkstar0513/utk written to work/ex/beta-1.38-1/sources/1.37.0/gh/linkstar0513/utk/Cargo.toml
[INFO] started frobbing linkstar0513/utk
[INFO] finished frobbing linkstar0513/utk
[INFO] frobbed toml for linkstar0513/utk written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/linkstar0513/utk/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing linkstar0513/utk against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/linkstar0513/utk:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] afb503cc02959683e0860d47267e6582c62c987025af04b48a5d3d077eafb4e4
[INFO] running `"docker" "start" "-a" "afb503cc02959683e0860d47267e6582c62c987025af04b48a5d3d077eafb4e4"`
[INFO] [stderr]    Compiling utk v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/event.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/app.rs:51:42
[INFO] [stderr]    |
[INFO] [stderr] 51 |             self.event_loop.poll_events(|event|{
[INFO] [stderr]    |                                          ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/window.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |         for event in self.events_loop.iter(){
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `inner`
[INFO] [stderr]  --> src/window.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     inner:Vec<u32>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `width`
[INFO] [stderr]  --> src/window.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     width:u32,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `height`
[INFO] [stderr]  --> src/window.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     height:u32,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `"docker" "inspect" "afb503cc02959683e0860d47267e6582c62c987025af04b48a5d3d077eafb4e4"`
[INFO] running `"docker" "rm" "-f" "afb503cc02959683e0860d47267e6582c62c987025af04b48a5d3d077eafb4e4"`
[INFO] [stdout] afb503cc02959683e0860d47267e6582c62c987025af04b48a5d3d077eafb4e4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/linkstar0513/utk:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e7b284e0f4682f148edaa81c90ac888d3211f1ec1cb7fbf05c2a088fd32b500d
[INFO] running `"docker" "start" "-a" "e7b284e0f4682f148edaa81c90ac888d3211f1ec1cb7fbf05c2a088fd32b500d"`
[INFO] [stderr]    Compiling utk v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/event.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/app.rs:51:42
[INFO] [stderr]    |
[INFO] [stderr] 51 |             self.event_loop.poll_events(|event|{
[INFO] [stderr]    |                                          ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/window.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |         for event in self.events_loop.iter(){
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `inner`
[INFO] [stderr]  --> src/window.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     inner:Vec<u32>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `width`
[INFO] [stderr]  --> src/window.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     width:u32,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `height`
[INFO] [stderr]  --> src/window.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     height:u32,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `"docker" "inspect" "e7b284e0f4682f148edaa81c90ac888d3211f1ec1cb7fbf05c2a088fd32b500d"`
[INFO] running `"docker" "rm" "-f" "e7b284e0f4682f148edaa81c90ac888d3211f1ec1cb7fbf05c2a088fd32b500d"`
[INFO] [stdout] e7b284e0f4682f148edaa81c90ac888d3211f1ec1cb7fbf05c2a088fd32b500d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/linkstar0513/utk:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] e0333f444bf464e249a7ef73130fb4a591c5b200958d94f906de7b7c8974a2b4
[INFO] running `"docker" "start" "-a" "e0333f444bf464e249a7ef73130fb4a591c5b200958d94f906de7b7c8974a2b4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/utk-748a5b5fe108662c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/order-e4b9421896124c0f
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utk
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e0333f444bf464e249a7ef73130fb4a591c5b200958d94f906de7b7c8974a2b4"`
[INFO] running `"docker" "rm" "-f" "e0333f444bf464e249a7ef73130fb4a591c5b200958d94f906de7b7c8974a2b4"`
[INFO] [stdout] e0333f444bf464e249a7ef73130fb4a591c5b200958d94f906de7b7c8974a2b4