[INFO] cloning repository https://github.com/nice-game/game-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nice-game/game-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnice-game%2Fgame-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnice-game%2Fgame-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb9f47ccbe0dc60684f0d88e2b0d17ef6ae1c35e
[INFO] checking nice-game/game-engine against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnice-game%2Fgame-engine" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nice-game/game-engine on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nice-game/game-engine
[INFO] finished tweaking git repo https://github.com/nice-game/game-engine
[INFO] tweaked toml for git repo https://github.com/nice-game/game-engine written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/nice-game/game-engine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b6426155fe573d729c54fcfe091a2b4ed5cf59a6787c4fba205b27e1b730afa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8b6426155fe573d729c54fcfe091a2b4ed5cf59a6787c4fba205b27e1b730afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b6426155fe573d729c54fcfe091a2b4ed5cf59a6787c4fba205b27e1b730afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b6426155fe573d729c54fcfe091a2b4ed5cf59a6787c4fba205b27e1b730afa", kill_on_drop: false }`
[INFO] [stdout] 8b6426155fe573d729c54fcfe091a2b4ed5cf59a6787c4fba205b27e1b730afa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e85eb577fa80c202c260f86ac2459824a1401b96add5c8c5c88116ef141a1d32
[INFO] running `Command { std: "docker" "start" "-a" "e85eb577fa80c202c260f86ac2459824a1401b96add5c8c5c88116ef141a1d32", kill_on_drop: false }`
[INFO] [stderr]     Checking atomic v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling vk-mem v0.2.2
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling shaderc-sys v0.6.2
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rayon-core v1.8.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking freetype v0.7.0
[INFO] [stderr]     Checking servo-fontconfig v0.5.1
[INFO] [stderr]     Checking rayon v1.4.0
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking font-kit v0.10.0
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking num-rational v0.3.0
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.14.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=5fc7bc09381f9ded -C extra-filename=-5fc7bc09381f9ded --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-e1a9b9121eac1683.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-b31c81520e08f43a.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-c293ed6c2bbafdc0.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-0ccfc045111cba9c.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: In file included from wrapper/vma_lib.cpp:2:
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h: In member function 'virtual bool VmaBlockMetadata_Generic::Validate() const':
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:8515:40: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
[INFO] [stderr] warning:  8515 |             VMA_VALIDATE(subAlloc.size >= VMA_DEBUG_MARGIN);
[INFO] [stderr] warning:       |                                        ^
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:5929:38: note: in definition of macro 'VMA_VALIDATE'
[INFO] [stderr] warning:  5929 | #define VMA_VALIDATE(cond) do { if(!(cond)) { \
[INFO] [stderr] warning:       |                                      ^~~~
[INFO] [stderr] warning: In file included from wrapper/vma_lib.cpp:2:
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h: In member function 'bool VmaBlockMetadata_Linear::CreateAllocationRequest_UpperAddress(uint32_t, uint32_t, VkDeviceSize, VkDeviceSize, VkDeviceSize, VmaSuballocationType, bool, uint32_t, VmaAllocationRequest*)':
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:10400:25: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits]
[INFO] [stderr] warning: 10400 |         if(resultOffset < VMA_DEBUG_MARGIN)
[INFO] [stderr] warning:       |                         ^
[INFO] [stderr] warning: In file included from /usr/include/c++/9/cassert:44,
[INFO] [stderr] warning:                  from vendor/src/vk_mem_alloc.h:3754,
[INFO] [stderr] warning:                  from wrapper/vma_lib.cpp:2:
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h: In member function 'VkResult VmaDeviceMemoryBlock::WriteMagicValueAroundAllocation(VmaAllocator, VkDeviceSize, VkDeviceSize)':
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:11890:28: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
[INFO] [stderr] warning: 11890 |     VMA_ASSERT(allocOffset >= VMA_DEBUG_MARGIN);
[INFO] [stderr] warning:       |                            ^
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:11890:5: note: in expansion of macro 'VMA_ASSERT'
[INFO] [stderr] warning: 11890 |     VMA_ASSERT(allocOffset >= VMA_DEBUG_MARGIN);
[INFO] [stderr] warning:       |     ^~~~~~~~~~
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h: In member function 'VkResult VmaDeviceMemoryBlock::ValidateMagicValueAroundAllocation(VmaAllocator, VkDeviceSize, VkDeviceSize)':
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:11910:28: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
[INFO] [stderr] warning: 11910 |     VMA_ASSERT(allocOffset >= VMA_DEBUG_MARGIN);
[INFO] [stderr] warning:       |                            ^
[INFO] [stderr] warning: vendor/src/vk_mem_alloc.h:11910:5: note: in expansion of macro 'VMA_ASSERT'
[INFO] [stderr] warning: 11910 |     VMA_ASSERT(allocOffset >= VMA_DEBUG_MARGIN);
[INFO] [stderr] warning:       |     ^~~~~~~~~~
[INFO] [stderr] warning: At global scope:
[INFO] [stderr] warning: cc1plus: warning: unrecognized command line option '-Wno-unused-private-field'
[INFO] [stderr] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e85eb577fa80c202c260f86ac2459824a1401b96add5c8c5c88116ef141a1d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85eb577fa80c202c260f86ac2459824a1401b96add5c8c5c88116ef141a1d32", kill_on_drop: false }`
[INFO] [stdout] e85eb577fa80c202c260f86ac2459824a1401b96add5c8c5c88116ef141a1d32