[INFO] updating cached repository kendase3/rustrogue
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kendase3/rustrogue
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kendase3/rustrogue" "work/ex/beta-1.38-1/sources/1.37.0/gh/kendase3/rustrogue"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kendase3/rustrogue'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kendase3/rustrogue" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kendase3/rustrogue"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kendase3/rustrogue'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 72f5c3cbb40249dbe2eb20d908b5efe20c2f05c7
[INFO] sha for GitHub repo kendase3/rustrogue: 72f5c3cbb40249dbe2eb20d908b5efe20c2f05c7
[INFO] validating manifest of kendase3/rustrogue 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 kendase3/rustrogue 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 kendase3/rustrogue
[INFO] finished frobbing kendase3/rustrogue
[INFO] frobbed toml for kendase3/rustrogue written to work/ex/beta-1.38-1/sources/1.37.0/gh/kendase3/rustrogue/Cargo.toml
[INFO] started frobbing kendase3/rustrogue
[INFO] finished frobbing kendase3/rustrogue
[INFO] frobbed toml for kendase3/rustrogue written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kendase3/rustrogue/Cargo.toml
[INFO] crate kendase3/rustrogue 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 kendase3/rustrogue 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kendase3/rustrogue:/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] 941a9843265d4a5a86a9659dcdf3514e903660715327c6279d4677d849dcea9f
[INFO] running `"docker" "start" "-a" "941a9843265d4a5a86a9659dcdf3514e903660715327c6279d4677d849dcea9f"`
[INFO] [stderr]    Compiling khronos_api v3.0.0 (https://github.com/bjz/gl-rs#10b1987f)
[INFO] [stderr]    Compiling sdl2-sys v0.32.5 (https://github.com/Rust-SDL2/rust-sdl2?rev=48a4a8e5c51faf2b8c7570b87366bbea60d435e3#48a4a8e5)
[INFO] [stderr]    Compiling gl_generator v0.10.0 (https://github.com/bjz/gl-rs#10b1987f)
[INFO] [stderr]    Compiling gl v0.11.0 (https://github.com/bjz/gl-rs#10b1987f)
[INFO] [stderr]    Compiling sdl2 v0.32.1 (https://github.com/Rust-SDL2/rust-sdl2?rev=48a4a8e5c51faf2b8c7570b87366bbea60d435e3#48a4a8e5)
[INFO] [stderr]    Compiling rustrogue v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `crate::mapp::Mapp`
[INFO] [stderr]  --> src/mappenstance.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::mapp::Mapp;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/dungeonmapp.rs:118:17
[INFO] [stderr]     |
[INFO] [stderr] 118 |             for i in 0..num_desired_rooms {
[INFO] [stderr]     |                 ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mappenstance.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut mapp = DungeonMapp::new();
[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: struct is never constructed: `CellRef`
[INFO] [stderr]  --> src/dungeonmapp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct CellRef {
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `at`
[INFO] [stderr]   --> src/dungeonmapp.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn at(&mut self, x: u32, y: u32) -> &mut BasicCell {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `display`
[INFO] [stderr]   --> src/mapp.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     display: char,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_char`
[INFO] [stderr]   --> src/mapp.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn to_char(&self) -> char {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::mapp::Mapp`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use crate::mapp::Mapp;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/dungeonmapp.rs:118:17
[INFO] [stderr]     |
[INFO] [stderr] 118 |             for i in 0..num_desired_rooms {
[INFO] [stderr]     |                 ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `CellRef`
[INFO] [stderr]  --> src/dungeonmapp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct CellRef {
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `display`
[INFO] [stderr]   --> src/mapp.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     display: char,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[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/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.rustrogue.3w40adtd-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11" "/opt/crater/target/debug/deps/rustrogue-7336acce3ccf9f11.55pahijc8t503d54.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/libsdl2-a6140cf1fedf3f9d.rlib" "/opt/crater/target/debug/deps/librand-9b7fe073fbe1fc63.rlib" "/opt/crater/target/debug/deps/librand_xorshift-15cb6a18b6c74131.rlib" "/opt/crater/target/debug/deps/librand_pcg-c5e68549f8257d45.rlib" "/opt/crater/target/debug/deps/librand_hc-3f70f11e485734e0.rlib" "/opt/crater/target/debug/deps/librand_chacha-5858715fa3376b59.rlib" "/opt/crater/target/debug/deps/librand_isaac-89e2c3e133c46472.rlib" "/opt/crater/target/debug/deps/librand_core-4e8f985719ac1648.rlib" "/opt/crater/target/debug/deps/librand_os-fcb2ce342b646333.rlib" "/opt/crater/target/debug/deps/librand_jitter-c7a8e894021de283.rlib" "/opt/crater/target/debug/deps/librand_core-b87567e86349098d.rlib" "/opt/crater/target/debug/deps/libc_vec-95afc2c008d052ea.rlib" "/opt/crater/target/debug/deps/libsdl2_sys-de37760a74b0e801.rlib" "/opt/crater/target/debug/deps/libbitflags-031756039b29afaf.rlib" "/opt/crater/target/debug/deps/liblazy_static-024dbe6825df62a4.rlib" "/opt/crater/target/debug/deps/liblibc-ef404b4d288f3d75.rlib" "/opt/crater/target/debug/deps/libnum-afb29d0cf2165d85.rlib" "/opt/crater/target/debug/deps/libnum_iter-8673f0b69b432df1.rlib" "/opt/crater/target/debug/deps/libnum_integer-4efe0f2dadd87400.rlib" "/opt/crater/target/debug/deps/libnum_traits-86600a016bc21e91.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" "-lSDL2_image" "-lSDL2_ttf" "-lSDL2_gfx" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lSDL2_image
[INFO] [stderr]           /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 `rustrogue`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "941a9843265d4a5a86a9659dcdf3514e903660715327c6279d4677d849dcea9f"`
[INFO] running `"docker" "rm" "-f" "941a9843265d4a5a86a9659dcdf3514e903660715327c6279d4677d849dcea9f"`
[INFO] [stdout] 941a9843265d4a5a86a9659dcdf3514e903660715327c6279d4677d849dcea9f