[INFO] updating cached repository matonix/TetrisAttackClone
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/matonix/TetrisAttackClone
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/matonix/TetrisAttackClone" "work/ex/beta-1.38-1/sources/1.37.0/gh/matonix/TetrisAttackClone"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/matonix/TetrisAttackClone'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/matonix/TetrisAttackClone" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/matonix/TetrisAttackClone"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/matonix/TetrisAttackClone'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f8125f7d03dcf71e78d1e8896283373e21f0e048
[INFO] sha for GitHub repo matonix/TetrisAttackClone: f8125f7d03dcf71e78d1e8896283373e21f0e048
[INFO] validating manifest of matonix/TetrisAttackClone 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 matonix/TetrisAttackClone 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 matonix/TetrisAttackClone
[INFO] finished frobbing matonix/TetrisAttackClone
[INFO] frobbed toml for matonix/TetrisAttackClone written to work/ex/beta-1.38-1/sources/1.37.0/gh/matonix/TetrisAttackClone/Cargo.toml
[INFO] started frobbing matonix/TetrisAttackClone
[INFO] finished frobbing matonix/TetrisAttackClone
[INFO] frobbed toml for matonix/TetrisAttackClone written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/matonix/TetrisAttackClone/Cargo.toml
[INFO] crate matonix/TetrisAttackClone already has a lockfile, it will not be regenerated
[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 matonix/TetrisAttackClone against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/matonix/TetrisAttackClone:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 29fa565c271bfb32a3213e2ad598d6156afca1044aed66e09d1a50fb95d4a1b2
[INFO] running `"docker" "start" "-a" "29fa565c271bfb32a3213e2ad598d6156afca1044aed66e09d1a50fb95d4a1b2"`
[INFO] [stderr]    Compiling phf_shared v0.7.19
[INFO] [stderr]    Compiling odds v0.2.24
[INFO] [stderr]    Compiling shader_version v0.2.1
[INFO] [stderr]    Compiling piston-texture v0.4.0
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.1.0
[INFO] [stderr]    Compiling miniz-sys v0.1.7
[INFO] [stderr]    Compiling xml-rs v0.3.4
[INFO] [stderr]    Compiling xml-rs v0.2.2
[INFO] [stderr]    Compiling x11-dl v2.11.0
[INFO] [stderr]    Compiling shared_library v0.1.5
[INFO] [stderr]    Compiling draw_state v0.4.0
[INFO] [stderr]    Compiling gif v0.8.0
[INFO] [stderr]    Compiling stb_truetype v0.2.0
[INFO] [stderr]    Compiling pistoncore-input v0.10.0
[INFO] [stderr]    Compiling pistoncore-input v0.14.0
[INFO] [stderr]    Compiling nodrop v0.1.8
[INFO] [stderr]    Compiling phf_generator v0.7.19
[INFO] [stderr]    Compiling phf v0.7.19
[INFO] [stderr]    Compiling piston2d-graphics v0.16.0
[INFO] [stderr]    Compiling piston2d-graphics v0.19.0
[INFO] [stderr]    Compiling rayon v0.5.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling gfx_core v0.2.1
[INFO] [stderr]    Compiling gl_generator v0.4.2
[INFO] [stderr]    Compiling arrayvec v0.3.20
[INFO] [stderr]    Compiling phf_codegen v0.7.19
[INFO] [stderr]    Compiling tempfile v2.1.4
[INFO] [stderr]    Compiling pistoncore-window v0.17.0
[INFO] [stderr]    Compiling pistoncore-window v0.23.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.8
[INFO] [stderr]    Compiling target_build_utils v0.1.2
[INFO] [stderr]    Compiling memmap v0.2.3
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]    Compiling flate2 v0.2.14
[INFO] [stderr]    Compiling rusttype v0.2.1
[INFO] [stderr]    Compiling pistoncore-event_loop v0.20.1
[INFO] [stderr]    Compiling pistoncore-event_loop v0.26.0
[INFO] [stderr]    Compiling gl v0.5.2
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling glutin v0.5.2
[INFO] [stderr] warning[E0311]: the parameter type `K` may not live long enough
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:81:19
[INFO] [stderr]    |
[INFO] [stderr] 81 |             match node.force() {
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding an explicit lifetime bound for `K`
[INFO] [stderr] note: the parameter type `K` must be valid for the anonymous lifetime #1 defined on the function body at 77:9...
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 | /         fn clone_subtree<K: Clone, V: Clone>(
[INFO] [stderr] 78 | |                 node: node::NodeRef<marker::Immut, K, V, marker::LeafOrInternal>)
[INFO] [stderr] 79 | |                 -> BTreeMap<K, V> {
[INFO] [stderr] 80 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 136| |             }
[INFO] [stderr] 137| |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning[E0311]: the parameter type `V` may not live long enough
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:81:19
[INFO] [stderr]    |
[INFO] [stderr] 81 |             match node.force() {
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding an explicit lifetime bound for `V`
[INFO] [stderr] note: the parameter type `V` must be valid for the anonymous lifetime #1 defined on the function body at 77:9...
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 | /         fn clone_subtree<K: Clone, V: Clone>(
[INFO] [stderr] 78 | |                 node: node::NodeRef<marker::Immut, K, V, marker::LeafOrInternal>)
[INFO] [stderr] 79 | |                 -> BTreeMap<K, V> {
[INFO] [stderr] 80 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 136| |             }
[INFO] [stderr] 137| |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling gl v0.6.1
[INFO] [stderr]    Compiling glutin v0.6.2
[INFO] [stderr]    Compiling png v0.5.2
[INFO] [stderr]    Compiling piston v0.20.1
[INFO] [stderr]    Compiling piston v0.26.0
[INFO] [stderr]    Compiling image v0.9.1
[INFO] [stderr]    Compiling image v0.10.3
[INFO] [stderr]    Compiling gfx v0.10.2
[INFO] [stderr]    Compiling libloading v0.3.1
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.36.1
[INFO] [stderr]    Compiling gfx_device_gl v0.9.0
[INFO] [stderr]    Compiling piston-gfx_texture v0.14.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.27.0
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.5.11
[INFO] [stderr]    Compiling wayland-window v0.2.3
[INFO] [stderr]    Compiling wayland-kbd v0.3.6
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.24.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.31.0
[INFO] [stderr]    Compiling piston_window v0.44.0
[INFO] [stderr]    Compiling tetris_attack_clone v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `OpenGL`
[INFO] [stderr]  --> src/app.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | use opengl_graphics::{ OpenGL, GlGraphics };
[INFO] [stderr]   |                        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NPANELS_X`
[INFO] [stderr]   --> src/app.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         const NPANELS_X: u32 = 6;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NPANELS_Y`
[INFO] [stderr]   --> src/app.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         const NPANELS_Y: u32 = 20;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] running `"docker" "inspect" "29fa565c271bfb32a3213e2ad598d6156afca1044aed66e09d1a50fb95d4a1b2"`
[INFO] running `"docker" "rm" "-f" "29fa565c271bfb32a3213e2ad598d6156afca1044aed66e09d1a50fb95d4a1b2"`
[INFO] [stdout] 29fa565c271bfb32a3213e2ad598d6156afca1044aed66e09d1a50fb95d4a1b2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/matonix/TetrisAttackClone:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f2f0b3ad5ee377e8232cc3f501ae083c86d8828215ecaf27f95c8494e8bfaf39
[INFO] running `"docker" "start" "-a" "f2f0b3ad5ee377e8232cc3f501ae083c86d8828215ecaf27f95c8494e8bfaf39"`
[INFO] [stderr]    Compiling tetris_attack_clone v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `OpenGL`
[INFO] [stderr]  --> src/app.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | use opengl_graphics::{ OpenGL, GlGraphics };
[INFO] [stderr]   |                        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NPANELS_X`
[INFO] [stderr]   --> src/app.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         const NPANELS_X: u32 = 6;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NPANELS_Y`
[INFO] [stderr]   --> src/app.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         const NPANELS_Y: u32 = 20;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `"docker" "inspect" "f2f0b3ad5ee377e8232cc3f501ae083c86d8828215ecaf27f95c8494e8bfaf39"`
[INFO] running `"docker" "rm" "-f" "f2f0b3ad5ee377e8232cc3f501ae083c86d8828215ecaf27f95c8494e8bfaf39"`
[INFO] [stdout] f2f0b3ad5ee377e8232cc3f501ae083c86d8828215ecaf27f95c8494e8bfaf39
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/matonix/TetrisAttackClone:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] f5b2699dc264e3bb0a6695488f597fa19ed3e202e1291a3dff18ff2dc2babe57
[INFO] running `"docker" "start" "-a" "f5b2699dc264e3bb0a6695488f597fa19ed3e202e1291a3dff18ff2dc2babe57"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tetris_attack_clone-1f01bf11582e279e
[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" "f5b2699dc264e3bb0a6695488f597fa19ed3e202e1291a3dff18ff2dc2babe57"`
[INFO] running `"docker" "rm" "-f" "f5b2699dc264e3bb0a6695488f597fa19ed3e202e1291a3dff18ff2dc2babe57"`
[INFO] [stdout] f5b2699dc264e3bb0a6695488f597fa19ed3e202e1291a3dff18ff2dc2babe57