[INFO] updating cached repository werner291/evolution_simulator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/werner291/evolution_simulator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/werner291/evolution_simulator" "work/ex/beta-1.37-6/sources/1.36.0/gh/werner291/evolution_simulator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/werner291/evolution_simulator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/werner291/evolution_simulator" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/werner291/evolution_simulator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/werner291/evolution_simulator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9b8da20885eb1ae1e8b8a162cc5252a8307b85ae
[INFO] sha for GitHub repo werner291/evolution_simulator: 9b8da20885eb1ae1e8b8a162cc5252a8307b85ae
[INFO] validating manifest of werner291/evolution_simulator 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 werner291/evolution_simulator 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 werner291/evolution_simulator
[INFO] finished frobbing werner291/evolution_simulator
[INFO] frobbed toml for werner291/evolution_simulator written to work/ex/beta-1.37-6/sources/1.36.0/gh/werner291/evolution_simulator/Cargo.toml
[INFO] started frobbing werner291/evolution_simulator
[INFO] finished frobbing werner291/evolution_simulator
[INFO] frobbed toml for werner291/evolution_simulator written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/werner291/evolution_simulator/Cargo.toml
[INFO] crate werner291/evolution_simulator 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 werner291/evolution_simulator against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/werner291/evolution_simulator:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 45b8ab7a309a07b39f1f4546dcb71435b1f26b73989e6d2f1cbf19a39df1b593
[INFO] running `"docker" "start" "-a" "45b8ab7a309a07b39f1f4546dcb71435b1f26b73989e6d2f1cbf19a39df1b593"`
[INFO] [stderr]    Compiling libm v0.1.2
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling clamp v0.1.0
[INFO] [stderr]    Compiling c_vec v1.3.2
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling sdl2-sys v0.32.5
[INFO] [stderr]    Compiling generational-arena v0.1.0
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling generic-array v0.11.1
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling alga v0.7.2
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling sdl2 v0.32.1
[INFO] [stderr]    Compiling nalgebra v0.16.13
[INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.16.13/src/base/cg.rs:291:44
[INFO] [stderr]     |
[INFO] [stderr] 291 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stderr]     |                 ---------------------------^^^^-------------------
[INFO] [stderr]     |                 |                          |
[INFO] [stderr]     |                 |                          immutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow later used here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling spade v1.6.0
[INFO] [stderr]    Compiling evo_exp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `crate::sim_framework::Body`
[INFO] [stderr]  --> src/food.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::sim_framework::Body;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:371:25
[INFO] [stderr]     |
[INFO] [stderr] 371 | pub fn run(update: &mut FnMut(&mut Canvas<Window>) -> ()) {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Canvas<Window>) -> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/main.rs:88:21
[INFO] [stderr]    |
[INFO] [stderr] 88 |             let mut rng = rand::thread_rng();
[INFO] [stderr]    |                     ^^^ help: consider prefixing with an underscore: `_rng`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `angle`
[INFO] [stderr]    --> src/main.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let angle: f32 = rng.gen_range(0.0, 2.0 * std::f32::consts::PI);
[INFO] [stderr]     |             ^^^^^ help: consider prefixing with an underscore: `_angle`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mutation_coeff`
[INFO] [stderr]    --> src/genome.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |         let mutation_coeff : f32 = BASE_MUT.powf(self.mutation_rate);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_mutation_coeff`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dv`
[INFO] [stderr]    --> src/sim_framework.rs:129:17
[INFO] [stderr]     |
[INFO] [stderr] 129 |             let dv = node.vel * node.anchor;
[INFO] [stderr]     |                 ^^ help: consider prefixing with an underscore: `_dv`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |             let mut rng = rand::thread_rng();
[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/main.rs:290:9
[INFO] [stderr]     |
[INFO] [stderr] 290 |     for mut spawner in spawners.iter_mut() {
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/food.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |         for mut org in organisms.iter_mut() {
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `output_size`
[INFO] [stderr]   --> src/ffnn.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn output_size(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `output_size`
[INFO] [stderr]   --> src/ffnn.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn output_size(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `insert_input`
[INFO] [stderr]   --> src/ffnn.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn insert_input(&mut self, index: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `insert_output`
[INFO] [stderr]   --> src/ffnn.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn insert_output(&mut self, index: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `insert_node`
[INFO] [stderr]   --> src/ffnn.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn insert_node(&mut self, layer: usize, index: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_connected`
[INFO] [stderr]   --> src/genome.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn is_connected(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_node`
[INFO] [stderr]   --> src/genome.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     fn add_node(&mut self, at: Vector2<f32>) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_connection`
[INFO] [stderr]    --> src/genome.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn add_connection(&mut self, from: usize, to: usize) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `ANCHOR_STRENGTH`
[INFO] [stderr]  --> src/sim_framework.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub const ANCHOR_STRENGTH : f32 = 1.0;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `FOOD_AMOUNT`
[INFO] [stderr]   --> src/main.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | const FOOD_AMOUNT: usize = 100000 / (SCALE * SCALE) as usize;
[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/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.evo_exp.2n0dw91e-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a" "/opt/crater/target/debug/deps/evo_exp-42140d58f3de126a.2rpru74xvnkek5gy.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libsdl2-ccc7386e99922568.rlib" "/opt/crater/target/debug/deps/librand-d2a3f809a8e93bc2.rlib" "/opt/crater/target/debug/deps/librand_xorshift-c37135569305816d.rlib" "/opt/crater/target/debug/deps/librand_pcg-957ef770c259d356.rlib" "/opt/crater/target/debug/deps/librand_hc-2e617981d71d68fb.rlib" "/opt/crater/target/debug/deps/librand_chacha-c7b8d6e6a71680df.rlib" "/opt/crater/target/debug/deps/librand_isaac-e2932bc2eab2b64f.rlib" "/opt/crater/target/debug/deps/librand_os-dc9c80e123fcd985.rlib" "/opt/crater/target/debug/deps/libc_vec-186e4acb7db03e17.rlib" "/opt/crater/target/debug/deps/libsdl2_sys-6f16b1ab9907cdc4.rlib" "/opt/crater/target/debug/deps/libbitflags-e31ad08aaa94ea6a.rlib" "/opt/crater/target/debug/deps/liblazy_static-6758b07bea2a83cb.rlib" "/opt/crater/target/debug/deps/libnum-6d1c41becdc658de.rlib" "/opt/crater/target/debug/deps/libspade-e8fa6a959f881951.rlib" "/opt/crater/target/debug/deps/libpdqselect-4a00b0e00a4c4636.rlib" "/opt/crater/target/debug/deps/libsmallvec-4fbebcd092a774c5.rlib" "/opt/crater/target/debug/deps/libunreachable-40e55d450f39618d.rlib" "/opt/crater/target/debug/deps/libvoid-b4a3c83e92a11249.rlib" "/opt/crater/target/debug/deps/libclamp-dfe4a6ad58d15a7c.rlib" "/opt/crater/target/debug/deps/libcgmath-f9b62e84019398b1.rlib" "/opt/crater/target/debug/deps/libnum_traits-a3ab5ec38e1d4728.rlib" "/opt/crater/target/debug/deps/libapprox-ecf5281917ee9778.rlib" "/opt/crater/target/debug/deps/libnum-b054ba70a1a39c44.rlib" "/opt/crater/target/debug/deps/libnum_rational-3e12165008e28a56.rlib" "/opt/crater/target/debug/deps/libnum_iter-6a53ebaecf43d64b.rlib" "/opt/crater/target/debug/deps/libnum_bigint-bce709f9d95e180e.rlib" "/opt/crater/target/debug/deps/libnum_integer-3e4b662ece72588f.rlib" "/opt/crater/target/debug/deps/libgenerational_arena-969bc064ac9e4ed2.rlib" "/opt/crater/target/debug/deps/libcfg_if-c1938f77dc3c8b6e.rlib" "/opt/crater/target/debug/deps/libnalgebra-59ff3cebe623cc29.rlib" "/opt/crater/target/debug/deps/libalga-f7d29561d0a3d136.rlib" "/opt/crater/target/debug/deps/librand-d74851372aafccb9.rlib" "/opt/crater/target/debug/deps/librand_core-cb99a0b940c27ed9.rlib" "/opt/crater/target/debug/deps/librand_core-4c9a550ae16dbf0f.rlib" "/opt/crater/target/debug/deps/libgeneric_array-b68b3f3de60881f9.rlib" "/opt/crater/target/debug/deps/libtypenum-ae9884ba48ac3ae3.rlib" "/opt/crater/target/debug/deps/libapprox-00e3de79dff29eba.rlib" "/opt/crater/target/debug/deps/libndarray-052ab6d763f7177b.rlib" "/opt/crater/target/debug/deps/libnum_complex-02e1a8d53ad0c3d9.rlib" "/opt/crater/target/debug/deps/libnum_traits-b0613bcbd790bfdc.rlib" "/opt/crater/target/debug/deps/libitertools-f13118b74f86cdb3.rlib" "/opt/crater/target/debug/deps/libeither-88c841192ea25aec.rlib" "/opt/crater/target/debug/deps/libmatrixmultiply-add3c2ef4a6aa2e3.rlib" "/opt/crater/target/debug/deps/librawpointer-0c16108fbcdeefb9.rlib" "/opt/crater/target/debug/deps/librand-f2be29e34ef97b8b.rlib" "/opt/crater/target/debug/deps/liblibc-16c98f476d96e922.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a80a1e8e09cafef8.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e0e6351da805c468.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e04f54bafc95e331.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-67901d3322495bd5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-bd390b1abaceaec1.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-312dd37fdc7bedfc.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8ed0e51d58d644a3.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-8a423c320a6c707f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d6a95598e2238263.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d231614b153016eb.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3821619027f463e4.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-1cfd794d18771a44.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-dcf33cf10c2452ef.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c258fea34bf64bce.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_gfx" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /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 `evo_exp`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "45b8ab7a309a07b39f1f4546dcb71435b1f26b73989e6d2f1cbf19a39df1b593"`
[INFO] running `"docker" "rm" "-f" "45b8ab7a309a07b39f1f4546dcb71435b1f26b73989e6d2f1cbf19a39df1b593"`
[INFO] [stdout] 45b8ab7a309a07b39f1f4546dcb71435b1f26b73989e6d2f1cbf19a39df1b593