[INFO] updating cached repository muhuk/z-buffer-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/muhuk/z-buffer-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/muhuk/z-buffer-game" "work/ex/beta-1.37-6/sources/1.36.0/gh/muhuk/z-buffer-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/muhuk/z-buffer-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/muhuk/z-buffer-game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/muhuk/z-buffer-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/muhuk/z-buffer-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 892e3be11aeb1b226403ff7474f9d86d40072e49
[INFO] sha for GitHub repo muhuk/z-buffer-game: 892e3be11aeb1b226403ff7474f9d86d40072e49
[INFO] validating manifest of muhuk/z-buffer-game 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 muhuk/z-buffer-game 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 muhuk/z-buffer-game
[INFO] finished frobbing muhuk/z-buffer-game
[INFO] frobbed toml for muhuk/z-buffer-game written to work/ex/beta-1.37-6/sources/1.36.0/gh/muhuk/z-buffer-game/Cargo.toml
[INFO] started frobbing muhuk/z-buffer-game
[INFO] finished frobbing muhuk/z-buffer-game
[INFO] frobbed toml for muhuk/z-buffer-game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/muhuk/z-buffer-game/Cargo.toml
[INFO] crate muhuk/z-buffer-game 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 muhuk/z-buffer-game against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/muhuk/z-buffer-game:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 3104866239b4b9f50da21f2f4483e6f263a12a56a0698f4c523e97d1f87adda8
[INFO] running `"docker" "start" "-a" "3104866239b4b9f50da21f2f4483e6f263a12a56a0698f4c523e97d1f87adda8"`
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling tcod-sys v5.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling stderrlog v0.4.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crossbeam-deque v0.5.2
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling crossbeam v0.4.1
[INFO] [stderr]    Compiling hibitset v0.5.4
[INFO] [stderr]    Compiling shred v0.7.1
[INFO] [stderr]    Compiling tcod v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling shred-derive v0.5.1
[INFO] [stderr]    Compiling shrev v1.0.1
[INFO] [stderr]    Compiling specs v0.14.3
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling z-buffer-game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `center`
[INFO] [stderr]   --> src/data/rectangle.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn center(self) -> Location {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.z_buffer_game.6woqzpoi-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde" "/opt/crater/target/debug/deps/z_buffer_game-83079f00fecf7fde.4adl7r2ykys7e9hi.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libspecs-3f866921b90f3f3a.rlib" "/opt/crater/target/debug/deps/libtuple_utils-a7d7feb7afaf803a.rlib" "/opt/crater/target/debug/deps/libshrev-291fbde31d1156b4.rlib" "/opt/crater/target/debug/deps/libparking_lot-d24b38afaec17be3.rlib" "/opt/crater/target/debug/deps/libparking_lot_core-8592100b35cff01d.rlib" "/opt/crater/target/debug/deps/librand-f2be29e34ef97b8b.rlib" "/opt/crater/target/debug/deps/libowning_ref-4b70c95a2731814b.rlib" "/opt/crater/target/debug/deps/libnonzero_signed-c50a0ebf80c377bd.rlib" "/opt/crater/target/debug/deps/libhibitset-b644449ff7355306.rlib" "/opt/crater/target/debug/deps/libatom-f8a7e7db88aecc10.rlib" "/opt/crater/target/debug/deps/libfnv-9c46c9dc8e117f05.rlib" "/opt/crater/target/debug/deps/libcrossbeam-da41b98f139a63fe.rlib" "/opt/crater/target/debug/deps/libcrossbeam_deque-7daa9453e442d7d6.rlib" "/opt/crater/target/debug/deps/libcrossbeam_epoch-eb18e5729e67bbe8.rlib" "/opt/crater/target/debug/deps/libcrossbeam_channel-4b072eda07e69908.rlib" "/opt/crater/target/debug/deps/libparking_lot-1c01dd7a64deccf1.rlib" "/opt/crater/target/debug/deps/libparking_lot_core-c0082df631f72061.rlib" "/opt/crater/target/debug/deps/liblock_api-3fc8af4b186c35a8.rlib" "/opt/crater/target/debug/deps/libowning_ref-f49604bedfa4ae1c.rlib" "/opt/crater/target/debug/deps/libstable_deref_trait-287a8a8ca6ec21fa.rlib" "/opt/crater/target/debug/deps/librand-77b1b48f680f646d.rlib" "/opt/crater/target/debug/deps/librand_core-cb99a0b940c27ed9.rlib" "/opt/crater/target/debug/deps/librand_core-4c9a550ae16dbf0f.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-7895d1ef454af0f9.rlib" "/opt/crater/target/debug/deps/libcrossbeam_epoch-aef13b747ab7bc0d.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-960207a7710ca893.rlib" "/opt/crater/target/debug/deps/libshred-ee3e028fee9b0f45.rlib" "/opt/crater/target/debug/deps/libsmallvec-4fbebcd092a774c5.rlib" "/opt/crater/target/debug/deps/libunreachable-40e55d450f39618d.rlib" "/opt/crater/target/debug/deps/libvoid-b4a3c83e92a11249.rlib" "/opt/crater/target/debug/deps/librayon-d69e1c6d04ae87d9.rlib" "/opt/crater/target/debug/deps/libeither-88c841192ea25aec.rlib" "/opt/crater/target/debug/deps/librayon_core-db6cb230154280d7.rlib" "/opt/crater/target/debug/deps/libnum_cpus-3b31a9e5af0b87a3.rlib" "/opt/crater/target/debug/deps/libcrossbeam_deque-e8807703236e4a68.rlib" "/opt/crater/target/debug/deps/libcrossbeam_epoch-c70fbedb8064de12.rlib" "/opt/crater/target/debug/deps/libscopeguard-afc08b825b950866.rlib" "/opt/crater/target/debug/deps/libmemoffset-ef971ccc3957ca71.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-2407f7c6dcf0a00e.rlib" "/opt/crater/target/debug/deps/libmopa-d9e951e34bd43684.rlib" "/opt/crater/target/debug/deps/libfxhash-b903b853e1177717.rlib" "/opt/crater/target/debug/deps/libbyteorder-301089d538415037.rlib" "/opt/crater/target/debug/deps/libarrayvec-03850c5bb778b6fd.rlib" "/opt/crater/target/debug/deps/libnodrop-36ce0cdfb7359e6a.rlib" "/opt/crater/target/debug/deps/libdirs-b2dde6daca8856ce.rlib" "/opt/crater/target/debug/deps/libtcod-4bfb7a56c937fe12.rlib" "/opt/crater/target/debug/deps/libtcod_sys-c20e526e8f995b66.rlib" "/opt/crater/target/debug/deps/liblazy_static-f0ae2b35d74e16dd.rlib" "/opt/crater/target/debug/deps/libbitflags-071149b246c87488.rlib" "/opt/crater/target/debug/deps/libstderrlog-e2b244b73a5c5519.rlib" "/opt/crater/target/debug/deps/libthread_local-16f8d52a4ba36763.rlib" "/opt/crater/target/debug/deps/liblazy_static-6758b07bea2a83cb.rlib" "/opt/crater/target/debug/deps/libtermcolor-bfdfa54bd879691d.rlib" "/opt/crater/target/debug/deps/libchrono-604a239d9d4bdebb.rlib" "/opt/crater/target/debug/deps/libnum_integer-9ca4ca22e0105bb2.rlib" "/opt/crater/target/debug/deps/libnum_traits-1f63f1ea91c56eb7.rlib" "/opt/crater/target/debug/deps/libtime-6de4efd23056e816.rlib" "/opt/crater/target/debug/deps/liblibc-16c98f476d96e922.rlib" "/opt/crater/target/debug/deps/liblog-3b5711445cfef0bd.rlib" "/opt/crater/target/debug/deps/libcfg_if-c1938f77dc3c8b6e.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a80a1e8e09cafef8.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e0e6351da805c468.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e04f54bafc95e331.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-67901d3322495bd5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-bd390b1abaceaec1.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-312dd37fdc7bedfc.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8ed0e51d58d644a3.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-8a423c320a6c707f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d6a95598e2238263.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d231614b153016eb.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3821619027f463e4.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-1cfd794d18771a44.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-dcf33cf10c2452ef.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c258fea34bf64bce.rlib" "-Wl,-Bdynamic" "-lSDL2" "-ltcod" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl_c.o): In function `TCOD_sys_load_font':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:204: undefined reference to `SDL_FreeSurface'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:235: undefined reference to `SDL_UpperBlit'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:236: undefined reference to `SDL_FreeSurface'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:266: undefined reference to `SDL_UpperBlit'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:267: undefined reference to `SDL_FreeSurface'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:305: undefined reference to `SDL_UpperBlit'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:306: undefined reference to `SDL_FreeSurface'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:338: undefined reference to `SDL_MapRGB'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:342: undefined reference to `SDL_SetColorKey'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl_c.o): In function `TCOD_sys_console_to_bitmap':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:437: undefined reference to `SDL_UpperBlit'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:467: undefined reference to `SDL_MapRGB'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:468: undefined reference to `SDL_FillRect'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:496: undefined reference to `SDL_MapRGB'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:593: undefined reference to `SDL_UpperBlit'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl_c.o): In function `TCOD_sys_startup':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:660: undefined reference to `SDL_Init'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl_c.o): In function `TCOD_sys_shutdown':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:675: undefined reference to `SDL_Quit'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl_c.o): In function `TCOD_sys_load_player_config':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:726: undefined reference to `SDL_FreeSurface'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl_c.o): In function `TCOD_sys_check_for_event':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:1412: undefined reference to `SDL_PollEvent'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl_c.o): In function `TCOD_sys_sleep_milli':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:1453: undefined reference to `SDL_Delay'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl_c.o): In function `TCOD_sys_elapsed_milli':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:1510: undefined reference to `SDL_GetTicks'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl_c.o): In function `TCOD_sys_delete_bitmap':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:1559: undefined reference to `SDL_FreeSurface'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl_c.o): In function `TCOD_sys_check_magic_number':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:1598: undefined reference to `SDL_RWFromFile'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl_img_bmp.o): In function `TCOD_sys_read_bmp':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_img_bmp.c:41: undefined reference to `SDL_RWFromFile'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_img_bmp.c:41: undefined reference to `SDL_LoadBMP_RW'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_img_bmp.c:42: undefined reference to `SDL_GetError'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_img_bmp.c:56: undefined reference to `SDL_CreateRGBSurface'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_img_bmp.c:57: undefined reference to `SDL_UpperBlit'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_img_bmp.c:58: undefined reference to `SDL_FreeSurface'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl_img_bmp.o): In function `TCOD_sys_write_bmp':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_img_bmp.c:66: undefined reference to `SDL_RWFromFile'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_img_bmp.c:66: undefined reference to `SDL_SaveBMP_RW'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `get_closest_mode':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:54: undefined reference to `SDL_GetWindowDisplayIndex'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:54: undefined reference to `SDL_GetClosestDisplayMode'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `actual_rendering':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:85: undefined reference to `SDL_CreateTextureFromSurface'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:86: undefined reference to `SDL_RenderCopy'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:87: undefined reference to `SDL_DestroyTexture'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `render':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:115: undefined reference to `SDL_GetWindowPixelFormat'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:115: undefined reference to `SDL_PixelFormatEnumToMasks'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:119: undefined reference to `SDL_CreateRGBSurface'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:126: undefined reference to `SDL_FillRect'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:185: undefined reference to `SDL_RenderClear'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:187: undefined reference to `SDL_RenderPresent'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `create_surface':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:232: undefined reference to `SDL_CreateRGBSurface'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:236: undefined reference to `SDL_SetSurfaceAlphaMod'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `create_window':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:270: undefined reference to `SDL_CreateWindow'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:273: undefined reference to `SDL_ShowCursor'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:274: undefined reference to `SDL_GetWindowSize'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:291: undefined reference to `SDL_CreateWindow'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:296: undefined reference to `SDL_CreateRenderer'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:298: undefined reference to `SDL_SetRenderDrawColor'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `destroy_window':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:308: undefined reference to `SDL_FreeSurface'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:312: undefined reference to `SDL_DestroyRenderer'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:316: undefined reference to `SDL_DestroyWindow'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `set_fullscreen':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:322: undefined reference to `SDL_ShowCursor'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:325: undefined reference to `SDL_SetWindowFullscreen'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:326: undefined reference to `SDL_ShowCursor'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:327: undefined reference to `SDL_GetWindowSize'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:330: undefined reference to `SDL_SetWindowFullscreen'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:331: undefined reference to `SDL_ShowCursor'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `set_window_title':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:340: undefined reference to `SDL_SetWindowTitle'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `save_screenshot':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:349: undefined reference to `SDL_RenderGetViewport'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:350: undefined reference to `SDL_GetWindowPixelFormat'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:351: undefined reference to `SDL_CreateTexture'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:353: undefined reference to `SDL_SetRenderTarget'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:358: undefined reference to `SDL_SetRenderTarget'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:361: undefined reference to `SDL_QueryTexture'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:362: undefined reference to `SDL_LockTexture'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:365: undefined reference to `SDL_PixelFormatEnumToMasks'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:366: undefined reference to `SDL_CreateRGBSurfaceFrom'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:368: undefined reference to `SDL_FreeSurface'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:372: undefined reference to `SDL_UnlockTexture'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:377: undefined reference to `SDL_DestroyTexture'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `get_current_resolution':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:394: undefined reference to `SDL_GetWindowDisplayIndex'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:398: undefined reference to `SDL_GetNumVideoDisplays'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:401: undefined reference to `SDL_GetDisplayBounds'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `set_mouse_position':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:407: undefined reference to `SDL_WarpMouseInWindow'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `get_clipboard_text':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:426: undefined reference to `SDL_free'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:429: undefined reference to `SDL_GetClipboardText'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `set_clipboard_text':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:443: undefined reference to `SDL_SetClipboardText'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `file_read':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:450: undefined reference to `SDL_RWFromFile'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `file_exists':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:470: undefined reference to `SDL_RWFromFile'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `file_write':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:479: undefined reference to `SDL_RWFromFile'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-5e58f39e75fe71e0/out/libtcod.a(sys_sdl2_c.o): In function `shutdown':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl2_c.c:488: undefined reference to `SDL_free'
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `z-buffer-game`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3104866239b4b9f50da21f2f4483e6f263a12a56a0698f4c523e97d1f87adda8"`
[INFO] running `"docker" "rm" "-f" "3104866239b4b9f50da21f2f4483e6f263a12a56a0698f4c523e97d1f87adda8"`
[INFO] [stdout] 3104866239b4b9f50da21f2f4483e6f263a12a56a0698f4c523e97d1f87adda8