[INFO] cloning repository https://github.com/bcamp1/neat-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bcamp1/neat-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbcamp1%2Fneat-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbcamp1%2Fneat-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7cb44f6f411a50cb53fb51adade4682f3bc437a8
[INFO] testing bcamp1/neat-rs against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbcamp1%2Fneat-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bcamp1/neat-rs on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bcamp1/neat-rs
[INFO] finished tweaking git repo https://github.com/bcamp1/neat-rs
[INFO] tweaked toml for git repo https://github.com/bcamp1/neat-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/bcamp1/neat-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded c_vec v1.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38a5dc7748d351ea4454052b14f3fe678a6dc5c557937c8ad680fd058c609fcf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "38a5dc7748d351ea4454052b14f3fe678a6dc5c557937c8ad680fd058c609fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38a5dc7748d351ea4454052b14f3fe678a6dc5c557937c8ad680fd058c609fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38a5dc7748d351ea4454052b14f3fe678a6dc5c557937c8ad680fd058c609fcf", kill_on_drop: false }`
[INFO] [stdout] 38a5dc7748d351ea4454052b14f3fe678a6dc5c557937c8ad680fd058c609fcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9929f2ebd66df994d515e772fe790573a996ef153f096594010c32b93b618cd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d9929f2ebd66df994d515e772fe790573a996ef153f096594010c32b93b618cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling c_vec v1.3.3
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling neat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `network::*`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use network::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::keyboard::KeyboardState`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use sdl2::keyboard::KeyboardState;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::keyboard::Scancode`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use sdl2::keyboard::Scancode;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MouseState`
[INFO] [stdout]   --> src/main.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | use sdl2::mouse::{MouseState};
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `in_index` is never read
[INFO] [stdout]    --> src/network.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let mut in_index: usize = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `out_index` is never read
[INFO] [stdout]    --> src/network.rs:193:13
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut out_index: usize = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `link_exists` is assigned to, but never used
[INFO] [stdout]    --> src/network.rs:255:25
[INFO] [stdout]     |
[INFO] [stdout] 255 |                     let mut link_exists = false;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = note: consider using `_link_exists` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `link_exists` is never read
[INFO] [stdout]    --> src/network.rs:258:29
[INFO] [stdout]     |
[INFO] [stdout] 258 | ...                   link_exists = true;
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line_thickness`
[INFO] [stdout]    --> src/network.rs:434:13
[INFO] [stdout]     |
[INFO] [stdout] 434 |         let line_thickness: u8 = 2;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_thickness`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inno_number`
[INFO] [stdout]   --> src/neat.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |             let mut inno_number: u32 = 0;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inno_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/neat.rs:120:25
[INFO] [stdout]     |
[INFO] [stdout] 120 |     pub fn get_distance(a: &Network, b: &Network) -> f32 {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/neat.rs:120:38
[INFO] [stdout]     |
[INFO] [stdout] 120 |     pub fn get_distance(a: &Network, b: &Network) -> f32 {
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/neat.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn evaluate_xor(mut n: Network) -> f32 {
[INFO] [stdout]    |                     ----^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/neat.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |             let mut inno_number: u32 = 0;
[INFO] [stdout]    |                 ----^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/neat.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |             let mut n = Network::new(num_inputs, num_outputs);
[INFO] [stdout]    |                 ----^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_bool`
[INFO] [stdout]   --> src/neat.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn random_bool() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_distance`
[INFO] [stdout]    --> src/neat.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 120 |     pub fn get_distance(a: &Network, b: &Network) -> f32 {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/neat.rs:171:17
[INFO] [stdout]     |
[INFO] [stdout] 171 |                 network.add_random_node(&mut self.global_inno_number);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.neat.d9z8y2vj-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8" "/opt/rustwide/target/debug/deps/neat-210bf8fe618ed4e8.1ux2v7vfxwfer1r3.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librand-12e1a330dce9ad85.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-b6feac08437d100e.rlib" "/opt/rustwide/target/debug/deps/libc2_chacha-5a48e65bbdd376cb.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-64bfa76f9410d844.rlib" "/opt/rustwide/target/debug/deps/librand_core-b056e021f2407acc.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-408b6226df2b8d77.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-727e218cbe4629d5.rlib" "/opt/rustwide/target/debug/deps/libsdl2-18bc8c3628268155.rlib" "/opt/rustwide/target/debug/deps/librand-028eac9bf3e59034.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-ff4debf85d7d0431.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-d3554ad8d1f072a9.rlib" "/opt/rustwide/target/debug/deps/librand_hc-67b08b8b6035b688.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-3f3162119f31c395.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-ae775067d7a59098.rlib" "/opt/rustwide/target/debug/deps/librand_core-eadf77cab825c6b0.rlib" "/opt/rustwide/target/debug/deps/librand_os-747ecbe83b213a79.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-c74589dc11794036.rlib" "/opt/rustwide/target/debug/deps/librand_core-8dd96053848a29ab.rlib" "/opt/rustwide/target/debug/deps/libc_vec-ca6b7a7efd8d34ef.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-4bfb0c8cff1e6b83.rlib" "/opt/rustwide/target/debug/deps/libbitflags-ef3b499484556621.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-03dc560a77c5aa3e.rlib" "/opt/rustwide/target/debug/deps/liblibc-788ccbe2475f8bf2.rlib" "/opt/rustwide/target/debug/deps/libnum-c95c7f7dfb6aa5cf.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-bb36ab64519fe73d.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-f450ce6e322f2482.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-6975ea36585c9df2.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-3532beb752f910d7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3529ece450b7f3c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-23e8f582a6744f80.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-5e7e0793b29cbf78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-253e0736424ceb78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-b6fd484888124c85.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-cca4d20e4b53839c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0a7401891c2a4f50.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-efbb25e073df787e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-25965457612624bc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-09058283ea779342.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-ab973dacc0513511.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b437d6640b1f764b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-8cc0b2380206399c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-727cdf2b6a468113.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cf4d442d877ea2f4.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-7e5b6df427ca977c.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_ttf" "-lSDL2_gfx" "-lutil" "-lutil" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stdout]           /usr/bin/ld: cannot find -lSDL2_gfx
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neat`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d9929f2ebd66df994d515e772fe790573a996ef153f096594010c32b93b618cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9929f2ebd66df994d515e772fe790573a996ef153f096594010c32b93b618cd", kill_on_drop: false }`
[INFO] [stdout] d9929f2ebd66df994d515e772fe790573a996ef153f096594010c32b93b618cd
