[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 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-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b23c14a94287c4f226cd357ccc2fbcd94a8188c583a2c6904070bb71040063a0
[INFO] running `"docker" "start" "-a" "b23c14a94287c4f226cd357ccc2fbcd94a8188c583a2c6904070bb71040063a0"`
[INFO] [stderr]    Compiling nonzero_signed v1.0.3
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling tcod-sys v5.0.0
[INFO] [stderr]    Compiling dirs v1.0.4
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[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 stderrlog v0.4.1
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.5.2
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling crossbeam v0.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling shrev v1.0.1
[INFO] [stderr]    Compiling tcod v0.13.0
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling hibitset v0.5.4
[INFO] [stderr]    Compiling shred v0.7.1
[INFO] [stderr]    Compiling specs v0.14.3
[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/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.z_buffer_game.9ubxbsbm-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6" "/opt/crater/target/debug/deps/z_buffer_game-1618a286c2a31bf6.eyv6aibnp471sox.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-505564937dd1bb33/out" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/crater/target/debug/build/tcod-sys-505564937dd1bb33/out" "-L" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libspecs-3437814f4b0b384d.rlib" "/opt/crater/target/debug/deps/libtuple_utils-5802f5431f7d3c54.rlib" "/opt/crater/target/debug/deps/libshrev-26b23bf28fbfc0e8.rlib" "/opt/crater/target/debug/deps/libparking_lot-ac8ec52ff96455f6.rlib" "/opt/crater/target/debug/deps/libparking_lot_core-e810cb0a91767efe.rlib" "/opt/crater/target/debug/deps/librand-03a7dbee451a2cce.rlib" "/opt/crater/target/debug/deps/libowning_ref-c4fffb9d34752a31.rlib" "/opt/crater/target/debug/deps/libnonzero_signed-6b9f7d2e62312aa8.rlib" "/opt/crater/target/debug/deps/libhibitset-96a7e8abd3fda02b.rlib" "/opt/crater/target/debug/deps/libatom-5d7f969b73b91621.rlib" "/opt/crater/target/debug/deps/libfnv-0d57e5fd8327cc13.rlib" "/opt/crater/target/debug/deps/libcrossbeam-b6ee4d9a6627c78c.rlib" "/opt/crater/target/debug/deps/libcrossbeam_deque-ac4bfa42957c1c1b.rlib" "/opt/crater/target/debug/deps/libcrossbeam_epoch-5533a877af4b213d.rlib" "/opt/crater/target/debug/deps/libcrossbeam_channel-4d1c5348c0a3dc06.rlib" "/opt/crater/target/debug/deps/libparking_lot-e590eb0e93d35b5a.rlib" "/opt/crater/target/debug/deps/libparking_lot_core-f2831129147b16fc.rlib" "/opt/crater/target/debug/deps/liblock_api-8ec026c283607898.rlib" "/opt/crater/target/debug/deps/libowning_ref-dcde4af4fc98f07e.rlib" "/opt/crater/target/debug/deps/libstable_deref_trait-2a9412c89a8f626f.rlib" "/opt/crater/target/debug/deps/librand-1d7bc391f3e670e4.rlib" "/opt/crater/target/debug/deps/librand_core-c3aa65e01d868112.rlib" "/opt/crater/target/debug/deps/librand_core-a9179eebc82cf0f0.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-18baa1a70943fe72.rlib" "/opt/crater/target/debug/deps/libcrossbeam_epoch-41fc94afeeb928c8.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-3a0513448a0857cd.rlib" "/opt/crater/target/debug/deps/libshred-444098a703175b68.rlib" "/opt/crater/target/debug/deps/libsmallvec-7e9133769ef9393b.rlib" "/opt/crater/target/debug/deps/libunreachable-82bd20dc79f20878.rlib" "/opt/crater/target/debug/deps/libvoid-e4249880315f5034.rlib" "/opt/crater/target/debug/deps/librayon-abc9ca6f08679554.rlib" "/opt/crater/target/debug/deps/libeither-0f95895ac60a72cc.rlib" "/opt/crater/target/debug/deps/librayon_core-36dc20cae0377055.rlib" "/opt/crater/target/debug/deps/libnum_cpus-59fa7ecb80818b49.rlib" "/opt/crater/target/debug/deps/libcrossbeam_deque-6da14546bcea06d9.rlib" "/opt/crater/target/debug/deps/libcrossbeam_epoch-4c28a860443a38bd.rlib" "/opt/crater/target/debug/deps/libscopeguard-f1a5efe88a6d7a2c.rlib" "/opt/crater/target/debug/deps/libmemoffset-97aaddce60f38adf.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-5f5464b1771a61c4.rlib" "/opt/crater/target/debug/deps/libmopa-0fa3c1e41a943bac.rlib" "/opt/crater/target/debug/deps/libfxhash-b2673410329bcca7.rlib" "/opt/crater/target/debug/deps/libbyteorder-a25b209c708b793b.rlib" "/opt/crater/target/debug/deps/libarrayvec-1e3f2345c8889c98.rlib" "/opt/crater/target/debug/deps/libnodrop-e7a4f1c1f7749e1f.rlib" "/opt/crater/target/debug/deps/libdirs-50eb91ba4e41187f.rlib" "/opt/crater/target/debug/deps/libtcod-acf6ed1efd9cf467.rlib" "/opt/crater/target/debug/deps/libtcod_sys-68d3eba4ed1b1d3f.rlib" "/opt/crater/target/debug/deps/liblazy_static-80c68ec466d08be3.rlib" "/opt/crater/target/debug/deps/libbitflags-c826ddc0605ee6ff.rlib" "/opt/crater/target/debug/deps/libstderrlog-7bb8ec1d322271ee.rlib" "/opt/crater/target/debug/deps/libthread_local-449278f440e198dc.rlib" "/opt/crater/target/debug/deps/liblazy_static-ab49020bde3ad45f.rlib" "/opt/crater/target/debug/deps/libtermcolor-82488bd429b97df2.rlib" "/opt/crater/target/debug/deps/libchrono-e36ca4083eecf431.rlib" "/opt/crater/target/debug/deps/libnum_integer-6442eebb199d17f6.rlib" "/opt/crater/target/debug/deps/libnum_traits-d5458cf43ba730b9.rlib" "/opt/crater/target/debug/deps/libtime-3f31ccda587002db.rlib" "/opt/crater/target/debug/deps/liblibc-a2400964cc07e3c0.rlib" "/opt/crater/target/debug/deps/liblog-4880d661f25fc746.rlib" "/opt/crater/target/debug/deps/libcfg_if-f8f28fea847dcb27.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9895e8982b0a79e7.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-57306b8ed3378a0e.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-54463ae5adae3649.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-d99667b199a9875a.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-51f4300e102199f5.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-b3ccf1f7737a6a91.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-157c37a3ceb78853.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-505bcee45aafb736.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c29abd529ba4452b.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-895383a3232f6572.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5594cb4f559bc761.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-38e90baf978bc428.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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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-505564937dd1bb33/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" "b23c14a94287c4f226cd357ccc2fbcd94a8188c583a2c6904070bb71040063a0"`
[INFO] running `"docker" "rm" "-f" "b23c14a94287c4f226cd357ccc2fbcd94a8188c583a2c6904070bb71040063a0"`
[INFO] [stdout] b23c14a94287c4f226cd357ccc2fbcd94a8188c583a2c6904070bb71040063a0