[INFO] updating cached repository anka-sirota/dvarcraft [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/anka-sirota/dvarcraft [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/anka-sirota/dvarcraft" "work/ex/beta-1.38-1/sources/1.37.0/gh/anka-sirota/dvarcraft"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/anka-sirota/dvarcraft'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/anka-sirota/dvarcraft" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/anka-sirota/dvarcraft"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/anka-sirota/dvarcraft'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c0667b3d72f75032bd7d5f9036b1b4d502d060dd [INFO] sha for GitHub repo anka-sirota/dvarcraft: c0667b3d72f75032bd7d5f9036b1b4d502d060dd [INFO] validating manifest of anka-sirota/dvarcraft on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of anka-sirota/dvarcraft on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing anka-sirota/dvarcraft [INFO] finished frobbing anka-sirota/dvarcraft [INFO] frobbed toml for anka-sirota/dvarcraft written to work/ex/beta-1.38-1/sources/1.37.0/gh/anka-sirota/dvarcraft/Cargo.toml [INFO] started frobbing anka-sirota/dvarcraft [INFO] finished frobbing anka-sirota/dvarcraft [INFO] frobbed toml for anka-sirota/dvarcraft written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/anka-sirota/dvarcraft/Cargo.toml [INFO] crate anka-sirota/dvarcraft already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing anka-sirota/dvarcraft against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/anka-sirota/dvarcraft:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 9a22187ba25ddfdf70010b5512c8fae81973f70464133786f354ff7043c44fb2 [INFO] running `"docker" "start" "-a" "9a22187ba25ddfdf70010b5512c8fae81973f70464133786f354ff7043c44fb2"` [INFO] [stderr] Compiling either v1.2.0 [INFO] [stderr] Compiling sdl2-sys v0.30.0 [INFO] [stderr] Compiling clock_ticks v0.1.1 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling num-rational v0.1.40 [INFO] [stderr] Compiling cgmath v0.15.0 [INFO] [stderr] Compiling ordered-float v0.5.0 [INFO] [stderr] Compiling png v0.11.0 [INFO] [stderr] Compiling itertools v0.5.10 [INFO] [stderr] Compiling coco v0.1.1 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling rusttype v0.3.0 [INFO] [stderr] Compiling sdl2 v0.30.0 [INFO] [stderr] Compiling rayon-core v1.3.0 [INFO] [stderr] Compiling regex v0.2.2 [INFO] [stderr] Compiling derivative v1.0.0 [INFO] [stderr] Compiling rayon v0.8.2 [INFO] [stderr] Compiling jpeg-decoder v0.1.13 [INFO] [stderr] Compiling gfx_core v0.7.1 (https://github.com/gfx-rs/gfx.git#c54a35ea) [INFO] [stderr] Compiling env_logger v0.4.3 [INFO] [stderr] Compiling image v0.18.0 [INFO] [stderr] Compiling gfx v0.16.0 (https://github.com/gfx-rs/gfx.git#c54a35ea) [INFO] [stderr] Compiling gfx_device_gl v0.14.0 (https://github.com/gfx-rs/gfx.git#c54a35ea) [INFO] [stderr] Compiling gfx_window_sdl v0.7.0 (https://github.com/gfx-rs/gfx.git#c54a35ea) [INFO] [stderr] Compiling dvarcraft v0.0.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `display` [INFO] [stderr] --> src/selection.rs:129:37 [INFO] [stderr] | [INFO] [stderr] 129 | pub fn generate_vertices(&self, display: String) -> String { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_display` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `old_len` [INFO] [stderr] --> src/quadtree.rs:174:17 [INFO] [stderr] | [INFO] [stderr] 174 | let old_len = self.tiles.len(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_old_len` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/tiles.rs:55:52 [INFO] [stderr] | [INFO] [stderr] 55 | resource_count: resource_id.map_or(0, |v| 5), // TODO roll the count, [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `old_len` [INFO] [stderr] --> src/tiles.rs:247:17 [INFO] [stderr] | [INFO] [stderr] 247 | let old_len = self.tiles.len(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_old_len` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/dvarcraft.rs:114:13 [INFO] [stderr] | [INFO] [stderr] 114 | let mut tiles = tiles::Tiles::new_layer_from_heightmap("heightmap_64.png", 2); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/dvarcraft.rs:115:13 [INFO] [stderr] | [INFO] [stderr] 115 | let mut miners = miners::Miners::new(10, &tiles); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `position` [INFO] [stderr] --> src/selection.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | position: [f32; 2], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `color` [INFO] [stderr] --> src/selection.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | color: [f32; 4], [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `generate_vertices` [INFO] [stderr] --> src/selection.rs:129:5 [INFO] [stderr] | [INFO] [stderr] 129 | pub fn generate_vertices(&self, display: String) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `print` [INFO] [stderr] --> src/quadtree.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn print(&self, level: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `overlaps` [INFO] [stderr] --> src/quadtree.rs:92:5 [INFO] [stderr] | [INFO] [stderr] 92 | fn overlaps(&self, other: &QuadTree) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `remove` [INFO] [stderr] --> src/quadtree.rs:172:5 [INFO] [stderr] | [INFO] [stderr] 172 | pub fn remove(&mut self, id: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `assign_closest_selected` [INFO] [stderr] --> src/tiles.rs:167:5 [INFO] [stderr] | [INFO] [stderr] 167 | pub fn assign_closest_selected(&mut self, pos: Vector2) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `tile_at` [INFO] [stderr] --> src/tiles.rs:230:5 [INFO] [stderr] | [INFO] [stderr] 230 | pub fn tile_at(&mut self, position: Vector2) -> Option<&Tile> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `remove` [INFO] [stderr] --> src/tiles.rs:245:5 [INFO] [stderr] | [INFO] [stderr] 245 | pub fn remove(&mut self, tile_id: Option) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stderr] --> src/support/mod.rs:22:28 [INFO] [stderr] | [INFO] [stderr] 22 | pub type BackbufferView = (gfx::handle::RenderTargetView, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(type_alias_bounds)] on by default [INFO] [stderr] = help: the bound will not be checked when the type alias is used, and should be removed [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/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.dvarcraft.c1wm7knv-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c" "/opt/crater/target/debug/deps/dvarcraft-07bcf5d6664cae6c.28glvuc4ie5or2oq.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libclock_ticks-c367b0736e51c1a0.rlib" "/opt/crater/target/debug/deps/libfind_folder-3892fa4f2ee480f4.rlib" "/opt/crater/target/debug/deps/libimage-aa9708fa18f0fbce.rlib" "/opt/crater/target/debug/deps/libscoped_threadpool-f6c9ba4232b2c621.rlib" "/opt/crater/target/debug/deps/libgif-48ad1e9e82f25dc4.rlib" "/opt/crater/target/debug/deps/libcolor_quant-a3347af2ac87caa9.rlib" "/opt/crater/target/debug/deps/liblzw-1f37f345e8096c7b.rlib" "/opt/crater/target/debug/deps/libjpeg_decoder-54713334dff06f2e.rlib" "/opt/crater/target/debug/deps/librayon-832c7ad835879704.rlib" "/opt/crater/target/debug/deps/librayon_core-8ce6541884ca7467.rlib" "/opt/crater/target/debug/deps/libnum_cpus-39d68b01d8af184e.rlib" "/opt/crater/target/debug/deps/libcoco-4214ebca6dc80d09.rlib" "/opt/crater/target/debug/deps/libscopeguard-bda2402063d13772.rlib" "/opt/crater/target/debug/deps/libeither-ca4158c23f346f67.rlib" "/opt/crater/target/debug/deps/libpng-a27aa76c8f4cb972.rlib" "/opt/crater/target/debug/deps/libdeflate-15431c76be25d0b2.rlib" "/opt/crater/target/debug/deps/libinflate-74e9d4b2eb6caedc.rlib" "/opt/crater/target/debug/deps/libadler32-57388d7593be9e79.rlib" "/opt/crater/target/debug/deps/libbitflags-1a4cdc6e572ed8b2.rlib" "/opt/crater/target/debug/deps/libenum_primitive-3f316ceb6c241da9.rlib" "/opt/crater/target/debug/deps/libnum_rational-ed5551ec31e46cde.rlib" "/opt/crater/target/debug/deps/libbyteorder-90775fa756ff2755.rlib" "/opt/crater/target/debug/deps/libcgmath-6f3250df9ddde950.rlib" "/opt/crater/target/debug/deps/libapprox-006b105747eba6fa.rlib" "/opt/crater/target/debug/deps/libgfx_window_sdl-bf4c834d2bbb468a.rlib" "/opt/crater/target/debug/deps/libgfx_device_gl-a4d45aa0b2b3caf0.rlib" "/opt/crater/target/debug/deps/libgfx_gl-c84cb0c2037f4832.rlib" "/opt/crater/target/debug/deps/libsdl2-98deb47499d3b51a.rlib" "/opt/crater/target/debug/deps/libc_vec-c46479f165841a49.rlib" "/opt/crater/target/debug/deps/libsdl2_sys-0ab17b55f7a0f202.rlib" "/opt/crater/target/debug/deps/libbitflags-05fa20c47058c1db.rlib" "/opt/crater/target/debug/deps/libnum-95161ef077004c27.rlib" "/opt/crater/target/debug/deps/libnum_iter-4385a720bce89133.rlib" "/opt/crater/target/debug/deps/libnum_integer-03e590edf1d4cc85.rlib" "/opt/crater/target/debug/deps/libnum_traits-50f4c0719bcfab71.rlib" "/opt/crater/target/debug/deps/librand-65e562cda7abbc87.rlib" "/opt/crater/target/debug/deps/libenv_logger-78b924f2048cadc7.rlib" "/opt/crater/target/debug/deps/libregex-8a508df0ea8f4c6d.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-92eef759f8fa2727.rlib" "/opt/crater/target/debug/deps/libregex_syntax-ce20ed97c088b9fa.rlib" "/opt/crater/target/debug/deps/libthread_local-30445fefb8c477a0.rlib" "/opt/crater/target/debug/deps/liblazy_static-412ea42650370eba.rlib" "/opt/crater/target/debug/deps/libunreachable-b06fe4f6d04b74f2.rlib" "/opt/crater/target/debug/deps/libvoid-d4bd79b68b9b921e.rlib" "/opt/crater/target/debug/deps/libaho_corasick-9e23b32e267ea0a2.rlib" "/opt/crater/target/debug/deps/libmemchr-2e304249fbf82a04.rlib" "/opt/crater/target/debug/deps/liblibc-054db7c22c4db9fc.rlib" "/opt/crater/target/debug/deps/libgfx-093defc84414ebc0.rlib" "/opt/crater/target/debug/deps/libgfx_core-2bc58fb4b7b592ad.rlib" "/opt/crater/target/debug/deps/libsmallvec-76c80b610ab0e833.rlib" "/opt/crater/target/debug/deps/libdraw_state-ae645cd3f55e4015.rlib" "/opt/crater/target/debug/deps/libbitflags-aa7bdd7bf6b7589c.rlib" "/opt/crater/target/debug/deps/liblog-cb32e2f952aff2a6.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-4a76ff35a356aedf.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e11c7b3b3225afe2.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-13217ede3d276f16.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-621a9ee22da6caa1.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-546c844e8071bbeb.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-be9569e4d599746f.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-47d8845cef2a3bc5.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-017511bce73a530c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-be7979c57a08057b.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d6459c4f0817c67c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-580035dd98451925.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-aee5c24fff305dea.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8a55a4098920125a.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-9fc4b5be2ba5cc19.rlib" "-Wl,-Bdynamic" "-lSDL2_ttf" "-lSDL2_gfx" "-lSDL2" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /usr/bin/ld: cannot find -lSDL2_ttf [INFO] [stderr] /usr/bin/ld: cannot find -lSDL2_gfx [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 `dvarcraft`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "9a22187ba25ddfdf70010b5512c8fae81973f70464133786f354ff7043c44fb2"` [INFO] running `"docker" "rm" "-f" "9a22187ba25ddfdf70010b5512c8fae81973f70464133786f354ff7043c44fb2"` [INFO] [stdout] 9a22187ba25ddfdf70010b5512c8fae81973f70464133786f354ff7043c44fb2