[INFO] updating cached repository AaroArponen/sammakko
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AaroArponen/sammakko
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AaroArponen/sammakko" "work/ex/beta-1.37-6/sources/1.36.0/gh/AaroArponen/sammakko"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/AaroArponen/sammakko'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AaroArponen/sammakko" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AaroArponen/sammakko"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AaroArponen/sammakko'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5b195fe0d5cd69be874da2c9547478c52e283277
[INFO] sha for GitHub repo AaroArponen/sammakko: 5b195fe0d5cd69be874da2c9547478c52e283277
[INFO] validating manifest of AaroArponen/sammakko on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of AaroArponen/sammakko on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing AaroArponen/sammakko
[INFO] finished frobbing AaroArponen/sammakko
[INFO] frobbed toml for AaroArponen/sammakko written to work/ex/beta-1.37-6/sources/1.36.0/gh/AaroArponen/sammakko/Cargo.toml
[INFO] started frobbing AaroArponen/sammakko
[INFO] finished frobbing AaroArponen/sammakko
[INFO] frobbed toml for AaroArponen/sammakko written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AaroArponen/sammakko/Cargo.toml
[INFO] crate AaroArponen/sammakko already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing AaroArponen/sammakko against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/AaroArponen/sammakko:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 6b5c857b2bd2e69a164eb1699efaed90b5032f22fb21fee95b52561cb428bd6b
[INFO] running `"docker" "start" "-a" "6b5c857b2bd2e69a164eb1699efaed90b5032f22fb21fee95b52561cb428bd6b"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling rusttype v0.7.3
[INFO] [stderr]    Compiling alga v0.7.2
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling crossbeam-deque v0.5.2
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling andrew v0.1.4
[INFO] [stderr]    Compiling piston2d-graphics v0.28.0
[INFO] [stderr]    Compiling nalgebra v0.16.13
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.3
[INFO] [stderr]    Compiling crossbeam v0.4.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling hibitset v0.5.4
[INFO] [stderr]    Compiling shred v0.7.1
[INFO] [stderr]    Compiling winit v0.18.0
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling shred-derive v0.5.1
[INFO] [stderr]    Compiling specs-derive v0.4.0
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling gfx_core v0.8.3
[INFO] [stderr]    Compiling shrev v1.0.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling specs v0.14.3
[INFO] [stderr]    Compiling pistoncore-input v0.23.0
[INFO] [stderr]    Compiling pistoncore-window v0.34.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.39.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.51.1
[INFO] [stderr]    Compiling piston v0.39.0
[INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.16.13/src/base/cg.rs:291:44
[INFO] [stderr]     |
[INFO] [stderr] 291 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stderr]     |                 ---------------------------^^^^-------------------
[INFO] [stderr]     |                 |                          |
[INFO] [stderr]     |                 |                          immutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow later used here
[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] 
[INFO] [stderr]    Compiling gfx v0.17.1
[INFO] [stderr]    Compiling gfx_device_gl v0.15.4
[INFO] [stderr]    Compiling piston-gfx_texture v0.34.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.54.0
[INFO] [stderr]    Compiling piston_window v0.85.0
[INFO] [stderr]    Compiling sammakkokatedraali_1 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `PhysicsSystem`
[INFO] [stderr]  --> src/physics.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct PhysicsSystem;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 33s
[INFO] running `"docker" "inspect" "6b5c857b2bd2e69a164eb1699efaed90b5032f22fb21fee95b52561cb428bd6b"`
[INFO] running `"docker" "rm" "-f" "6b5c857b2bd2e69a164eb1699efaed90b5032f22fb21fee95b52561cb428bd6b"`
[INFO] [stdout] 6b5c857b2bd2e69a164eb1699efaed90b5032f22fb21fee95b52561cb428bd6b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/AaroArponen/sammakko:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] ff6762ac5a501126c019867c38b70ac6c6bde7488e29c66c75174f136e37ea49
[INFO] running `"docker" "start" "-a" "ff6762ac5a501126c019867c38b70ac6c6bde7488e29c66c75174f136e37ea49"`
[INFO] [stderr]    Compiling sammakkokatedraali_1 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `PhysicsSystem`
[INFO] [stderr]  --> src/physics.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct PhysicsSystem;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `"docker" "inspect" "ff6762ac5a501126c019867c38b70ac6c6bde7488e29c66c75174f136e37ea49"`
[INFO] running `"docker" "rm" "-f" "ff6762ac5a501126c019867c38b70ac6c6bde7488e29c66c75174f136e37ea49"`
[INFO] [stdout] ff6762ac5a501126c019867c38b70ac6c6bde7488e29c66c75174f136e37ea49
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/AaroArponen/sammakko:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 86943fd27ed6bcfbe75afa23001751aa42fb8f50c13099c6445586a815449452
[INFO] running `"docker" "start" "-a" "86943fd27ed6bcfbe75afa23001751aa42fb8f50c13099c6445586a815449452"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sammakkokatedraali_1-e7e3663b0c4cdb45
[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" "86943fd27ed6bcfbe75afa23001751aa42fb8f50c13099c6445586a815449452"`
[INFO] running `"docker" "rm" "-f" "86943fd27ed6bcfbe75afa23001751aa42fb8f50c13099c6445586a815449452"`
[INFO] [stdout] 86943fd27ed6bcfbe75afa23001751aa42fb8f50c13099c6445586a815449452