[INFO] updating cached repository alanpoon/arcaders
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alanpoon/arcaders
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alanpoon/arcaders" "work/ex/beta-1.38-1/sources/1.37.0/gh/alanpoon/arcaders"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/alanpoon/arcaders'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alanpoon/arcaders" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alanpoon/arcaders"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alanpoon/arcaders'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9b4835094d041cb2cc0e6cf2e317ee210a3ab550
[INFO] sha for GitHub repo alanpoon/arcaders: 9b4835094d041cb2cc0e6cf2e317ee210a3ab550
[INFO] validating manifest of alanpoon/arcaders 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 alanpoon/arcaders 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 alanpoon/arcaders
[INFO] finished frobbing alanpoon/arcaders
[INFO] frobbed toml for alanpoon/arcaders written to work/ex/beta-1.38-1/sources/1.37.0/gh/alanpoon/arcaders/Cargo.toml
[INFO] started frobbing alanpoon/arcaders
[INFO] finished frobbing alanpoon/arcaders
[INFO] frobbed toml for alanpoon/arcaders written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alanpoon/arcaders/Cargo.toml
[INFO] crate alanpoon/arcaders 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 alanpoon/arcaders against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alanpoon/arcaders:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 85422b4aa7ac39d569b000e4630cf13f5d0f2cfb48915c66b0105248117e3474
[INFO] running `"docker" "start" "-a" "85422b4aa7ac39d569b000e4630cf13f5d0f2cfb48915c66b0105248117e3474"`
[INFO] [stderr]    Compiling c_vec v1.0.12
[INFO] [stderr]    Compiling lazy_static v0.2.5
[INFO] [stderr]    Compiling sdl2-sys v0.27.2
[INFO] [stderr]    Compiling sdl2 v0.29.0
[INFO] [stderr]    Compiling arcaders v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]  --> src/phi/gfx.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::sync::Arc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TextureQuery`
[INFO] [stderr]  --> src/phi/gfx.rs:4:29
[INFO] [stderr]   |
[INFO] [stderr] 4 | use sdl2::render::{Texture, TextureQuery, Renderer};
[INFO] [stderr]   |                             ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sdl2::event::WindowEvent::Shown`
[INFO] [stderr]   --> src/phi/events.rs:54:25
[INFO] [stderr]    |
[INFO] [stderr] 54 |                       use sdl2::event::WindowEvent::Shown;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/phi/mod.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | / struct_events! {
[INFO] [stderr] 12 | |     keyboard: {
[INFO] [stderr] 13 | |         key_escape: Escape,
[INFO] [stderr] 14 | |         key_up: Up,
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |     }
[INFO] [stderr] 27 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/phi/mod.rs:94:20
[INFO] [stderr]    |
[INFO] [stderr] 94 |     ChangeView(Box<View>),
[INFO] [stderr]    |                    ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/phi/mod.rs:107:34
[INFO] [stderr]     |
[INFO] [stderr] 107 |     where F: Fn(&mut Phi) -> Box<View>
[INFO] [stderr]     |                                  ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/phi/mod.rs:133:31
[INFO] [stderr]     |
[INFO] [stderr] 133 |     let mut current_view: Box<View> = init(&mut context);
[INFO] [stderr]     |                               ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/views/game.rs:234:40
[INFO] [stderr]     |
[INFO] [stderr] 234 |     fn spawn_bullets(&self) -> Vec<Box<Bullet>> {
[INFO] [stderr]     |                                        ^^^^^^ help: use `dyn`: `dyn Bullet`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/views/game.rs:304:22
[INFO] [stderr]     |
[INFO] [stderr] 304 |     bullets: Vec<Box<Bullet>>,
[INFO] [stderr]     |                      ^^^^^^ help: use `dyn`: `dyn Bullet`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gfx`
[INFO] [stderr]  --> src/views/main_menu.rs:1:34
[INFO] [stderr]   |
[INFO] [stderr] 1 | use phi::{Phi, View, ViewAction, gfx};
[INFO] [stderr]   |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Background`
[INFO] [stderr]  --> src/views/main_menu.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use views::shared::{Background, BgSet};
[INFO] [stderr]   |                     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/views/main_menu.rs:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 |     func: Box<Fn(&mut Phi, BgSet) -> ViewAction>,
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Phi, BgSet) -> ViewAction`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/views/main_menu.rs:15:22
[INFO] [stderr]    |
[INFO] [stderr] 15 |            func: Box<Fn(&mut Phi, BgSet) -> ViewAction>)
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Phi, BgSet) -> ViewAction`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/views/bullets.rs:17:70
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn update(self: Box<Self>, phi: &mut Phi, dt: f64) -> Option<Box<Bullet>>;
[INFO] [stderr]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Bullet`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/views/bullets.rs:32:74
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn update(mut self: Box<Self>, phi: &mut Phi, dt: f64) -> Option<Box<Bullet>> {
[INFO] [stderr]    |                                                                          ^^^^^^ help: use `dyn`: `dyn Bullet`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/views/bullets.rs:61:74
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn update(mut self: Box<Self>, phi: &mut Phi, dt: f64) -> Option<Box<Bullet>> {
[INFO] [stderr]    |                                                                          ^^^^^^ help: use `dyn`: `dyn Bullet`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/views/bullets.rs:100:74
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn update(mut self: Box<Self>, phi: &mut Phi, dt: f64) -> Option<Box<Bullet>> {
[INFO] [stderr]     |                                                                          ^^^^^^ help: use `dyn`: `dyn Bullet`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/views/bullets.rs:147:33
[INFO] [stderr]     |
[INFO] [stderr] 147 |                      -> Vec<Box<Bullet>> {
[INFO] [stderr]     |                                 ^^^^^^ help: use `dyn`: `dyn Bullet`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `views::shared::Background`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use views::shared::Background;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `traveled`
[INFO] [stderr]    --> src/views/game.rs:256:13
[INFO] [stderr]     |
[INFO] [stderr] 256 |         let traveled = PLAYER_SPEED * elapsed;
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_traveled`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clone`
[INFO] [stderr]   --> src/phi/gfx.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn clone(&self) -> Sprite {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `music`
[INFO] [stderr]    --> src/views/game.rs:310:5
[INFO] [stderr]     |
[INFO] [stderr] 310 |     music: Music<'static>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `DivergentBullet`
[INFO] [stderr]    --> src/views/bullets.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 139 |     DivergentBullet { a: f64, b: f64 },
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/phi/gfx.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         renderer.copy(&mut self.tex.borrow_mut(), self.src.to_sdl(), dest.to_sdl());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/views/game.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |             phi.renderer.fill_rect(self.rect().to_sdl().unwrap());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/views/game.rs:229:13
[INFO] [stderr]     |
[INFO] [stderr] 229 |             phi.renderer.fill_rect(self.rect.to_sdl().unwrap());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/views/main_menu.rs:97:9
[INFO] [stderr]     |
[INFO] [stderr] 97  | /         phi.renderer.fill_rect(Rectangle {
[INFO] [stderr] 98  | |                                        w: box_w + border_width * 2.0,
[INFO] [stderr] 99  | |                                        h: box_h + border_width * 2.0 + margin_h * 2.0,
[INFO] [stderr] 100 | |                                        x: (win_w - box_w) / 2.0 - border_width,
[INFO] [stderr] ...   |
[INFO] [stderr] 103 | |                                    .to_sdl()
[INFO] [stderr] 104 | |                                    .unwrap());
[INFO] [stderr]     | |______________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/views/main_menu.rs:107:9
[INFO] [stderr]     |
[INFO] [stderr] 107 | /         phi.renderer.fill_rect(Rectangle {
[INFO] [stderr] 108 | |                                        w: box_w,
[INFO] [stderr] 109 | |                                        h: box_h + margin_h * 2.0,
[INFO] [stderr] 110 | |                                        x: (win_w - box_w) / 2.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 113 | |                                    .to_sdl()
[INFO] [stderr] 114 | |                                    .unwrap());
[INFO] [stderr]     | |______________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/views/bullets.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |         phi.renderer.fill_rect(self.rect.to_sdl().unwrap());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/views/bullets.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         phi.renderer.fill_rect(self.rect().to_sdl().unwrap());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/views/bullets.rs:118:9
[INFO] [stderr]     |
[INFO] [stderr] 118 |         phi.renderer.fill_rect(self.rect().to_sdl().unwrap());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[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-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.arcaders.271tq8l3-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096" "/opt/crater/target/debug/deps/arcaders-5ae577cd78af6096.29ur22al8y0pv3vp.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libsdl2-89820694aea4b2b7.rlib" "/opt/crater/target/debug/deps/librand-a0fe57d880017bb3.rlib" "/opt/crater/target/debug/deps/libc_vec-0cf308e42bbc7a1f.rlib" "/opt/crater/target/debug/deps/libsdl2_sys-148c3a33962415ef.rlib" "/opt/crater/target/debug/deps/libbitflags-b03ee8d07369378c.rlib" "/opt/crater/target/debug/deps/liblazy_static-fdb274f290103486.rlib" "/opt/crater/target/debug/deps/liblibc-fa6a13efc42a2c55.rlib" "/opt/crater/target/debug/deps/libnum-06417c22761cd433.rlib" "/opt/crater/target/debug/deps/libnum_iter-3653dd18f1235316.rlib" "/opt/crater/target/debug/deps/libnum_integer-649ad51fd5b12af5.rlib" "/opt/crater/target/debug/deps/libnum_traits-90aaff30512310e9.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1d6d86bd078a28e9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e9721e46a424e2a9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-c07193698f282147.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-6da45690f3863086.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-690797036dd27680.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d3896ccbfd8eda2b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7cccc3739e3d7623.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5e9ba178a513cd29.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-5ca9f83bf63d1f4b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bba1c7ef9e950882.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e23c9de62012deb5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9b59dffdcd513d5d.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-17392340ab2e4a97.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ac21508a81e3f7f3.rlib" "-Wl,-Bdynamic" "-lSDL2_ttf" "-lSDL2_image" "-lSDL2_mixer" "-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_image
[INFO] [stderr]           /usr/bin/ld: cannot find -lSDL2_mixer
[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 `arcaders`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "85422b4aa7ac39d569b000e4630cf13f5d0f2cfb48915c66b0105248117e3474"`
[INFO] running `"docker" "rm" "-f" "85422b4aa7ac39d569b000e4630cf13f5d0f2cfb48915c66b0105248117e3474"`
[INFO] [stdout] 85422b4aa7ac39d569b000e4630cf13f5d0f2cfb48915c66b0105248117e3474