[INFO] updating cached repository nsmryan/RustTcodTutorial
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nsmryan/RustTcodTutorial
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nsmryan/RustTcodTutorial" "work/ex/beta-1.37-6/sources/1.36.0/gh/nsmryan/RustTcodTutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/nsmryan/RustTcodTutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nsmryan/RustTcodTutorial" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nsmryan/RustTcodTutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nsmryan/RustTcodTutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5f7336ff04782112f5cb1e7c4bdcdf650d3526b0
[INFO] sha for GitHub repo nsmryan/RustTcodTutorial: 5f7336ff04782112f5cb1e7c4bdcdf650d3526b0
[INFO] validating manifest of nsmryan/RustTcodTutorial 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 nsmryan/RustTcodTutorial 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 nsmryan/RustTcodTutorial
[INFO] finished frobbing nsmryan/RustTcodTutorial
[INFO] frobbed toml for nsmryan/RustTcodTutorial written to work/ex/beta-1.37-6/sources/1.36.0/gh/nsmryan/RustTcodTutorial/Cargo.toml
[INFO] started frobbing nsmryan/RustTcodTutorial
[INFO] finished frobbing nsmryan/RustTcodTutorial
[INFO] frobbed toml for nsmryan/RustTcodTutorial written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nsmryan/RustTcodTutorial/Cargo.toml
[INFO] crate nsmryan/RustTcodTutorial 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 nsmryan/RustTcodTutorial 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/nsmryan/RustTcodTutorial:/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] 2292543c8338eb795290f7fe890e04c0aa9a435c136f9c1d85391a56483e87ca
[INFO] running `"docker" "start" "-a" "2292543c8338eb795290f7fe890e04c0aa9a435c136f9c1d85391a56483e87ca"`
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling tcod-sys v5.0.0
[INFO] [stderr]    Compiling slice-deque v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling cpal v0.8.2
[INFO] [stderr]    Compiling lewton v0.9.4
[INFO] [stderr]    Compiling cgmath v0.14.1
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling minimp3 v0.3.3
[INFO] [stderr]    Compiling timer v0.2.0
[INFO] [stderr]    Compiling rodio v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling tcod v0.13.0
[INFO] [stderr]    Compiling roguelike v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `rodio::Source`
[INFO] [stderr]   --> src/main.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | use rodio::Source;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `potential_positions`
[INFO] [stderr]    --> src/types.rs:291:21
[INFO] [stderr]     |
[INFO] [stderr] 291 |                 let potential_positions =
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_potential_positions`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] 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/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.roguelike.57r7t8cd-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c" "/opt/crater/target/debug/deps/roguelike-e5f05203142ffc1c.5gt06ohiby5hsvsk.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/crater/target/debug/build/minimp3-sys-b890027711298c7d/out" "-L" "/opt/crater/target/debug/build/tcod-sys-9d99481c1dea6544/out" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/crater/target/debug/build/tcod-sys-9d99481c1dea6544/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/librodio-bb77ae6907f269e2.rlib" "/opt/crater/target/debug/deps/libminimp3-2db0661c8debb8ee.rlib" "/opt/crater/target/debug/deps/libslice_deque-01269744fab8b7f3.rlib" "/opt/crater/target/debug/deps/libminimp3_sys-843b784b47c0a22e.rlib" "/opt/crater/target/debug/deps/liblewton-98b58624d3a976a2.rlib" "/opt/crater/target/debug/deps/libogg-7705056d53cbf1e3.rlib" "/opt/crater/target/debug/deps/libsmallvec-00d14f3ddb609d61.rlib" "/opt/crater/target/debug/deps/libbyteorder-a25b209c708b793b.rlib" "/opt/crater/target/debug/deps/liblazy_static-35422c5bca3b6d90.rlib" "/opt/crater/target/debug/deps/libhound-a040dcbf07ab3d81.rlib" "/opt/crater/target/debug/deps/libcpal-70e48c719a8dc94e.rlib" "/opt/crater/target/debug/deps/libalsa_sys-31fe40103443635c.rlib" "/opt/crater/target/debug/deps/libclaxon-b7f3da83d0ee38b5.rlib" "/opt/crater/target/debug/deps/libcgmath-046337373efb5cb9.rlib" "/opt/crater/target/debug/deps/libnum_traits-536aeebbd8cb3a42.rlib" "/opt/crater/target/debug/deps/libapprox-1fd7e0dde6480993.rlib" "/opt/crater/target/debug/deps/libtimer-d50b0b04d651cca3.rlib" "/opt/crater/target/debug/deps/libchrono-0511ead219b2f659.rlib" "/opt/crater/target/debug/deps/libtime-057ac0a2c9dc8d5a.rlib" "/opt/crater/target/debug/deps/libnum-f23f102fd3db25e7.rlib" "/opt/crater/target/debug/deps/libnum_rational-2a448f2ad3f28b13.rlib" "/opt/crater/target/debug/deps/libnum_iter-ae12e0d37a6854ae.rlib" "/opt/crater/target/debug/deps/libnum_complex-1395bcf1e6ad3d19.rlib" "/opt/crater/target/debug/deps/libnum_bigint-7bffdfb92429fd97.rlib" "/opt/crater/target/debug/deps/libnum_integer-1de4c870aea09f38.rlib" "/opt/crater/target/debug/deps/libnum_traits-cd98387e0f6e90f9.rlib" "/opt/crater/target/debug/deps/libserde_json-d6b4f9f7c9bd8a83.rlib" "/opt/crater/target/debug/deps/libryu-0a79168f3ba04445.rlib" "/opt/crater/target/debug/deps/libitoa-5ac5fbad12f6c895.rlib" "/opt/crater/target/debug/deps/libserde-bed1f903b8c39290.rlib" "/opt/crater/target/debug/deps/librand-a39886947e79acfb.rlib" "/opt/crater/target/debug/deps/librand-9e72e8348502251a.rlib" "/opt/crater/target/debug/deps/liblibc-c75d0a007accf210.rlib" "/opt/crater/target/debug/deps/libtcod-d20f3ddeacdf7bc6.rlib" "/opt/crater/target/debug/deps/libtcod_sys-de0bd0c4ebe19351.rlib" "/opt/crater/target/debug/deps/liblazy_static-80c68ec466d08be3.rlib" "/opt/crater/target/debug/deps/libbitflags-c826ddc0605ee6ff.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" "-lasound" "-lutil" "-lutil" "-lSDL2" "-ltcod" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/build/tcod-sys-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/out/libtcod.a(sys_sdl_c.o): In function `TCOD_sys_wait_for_event':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:1374: undefined reference to `SDL_PollEvent'
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tcod-sys-5.0.0/libtcod/src/sys_sdl_c.c:1390: undefined reference to `SDL_WaitEvent'
[INFO] [stderr]           /opt/crater/target/debug/build/tcod-sys-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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-9d99481c1dea6544/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 `roguelike`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2292543c8338eb795290f7fe890e04c0aa9a435c136f9c1d85391a56483e87ca"`
[INFO] running `"docker" "rm" "-f" "2292543c8338eb795290f7fe890e04c0aa9a435c136f9c1d85391a56483e87ca"`
[INFO] [stdout] 2292543c8338eb795290f7fe890e04c0aa9a435c136f9c1d85391a56483e87ca