[INFO] cloning repository https://github.com/alondero/rust-invaders [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alondero/rust-invaders" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falondero%2Frust-invaders", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falondero%2Frust-invaders'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 016447d7de789d105a77696f0cc11379e4b17239 [INFO] testing alondero/rust-invaders against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falondero%2Frust-invaders" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alondero/rust-invaders on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alondero/rust-invaders [INFO] finished tweaking git repo https://github.com/alondero/rust-invaders [INFO] tweaked toml for git repo https://github.com/alondero/rust-invaders written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/alondero/rust-invaders already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9aa27c98ec485285e99e31cfb20024247527accf69c74ed331d1d8e9278620f2 [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" "9aa27c98ec485285e99e31cfb20024247527accf69c74ed331d1d8e9278620f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9aa27c98ec485285e99e31cfb20024247527accf69c74ed331d1d8e9278620f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9aa27c98ec485285e99e31cfb20024247527accf69c74ed331d1d8e9278620f2", kill_on_drop: false }` [INFO] [stdout] 9aa27c98ec485285e99e31cfb20024247527accf69c74ed331d1d8e9278620f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 20d78bc354344896886a74fac550fd9358356b1d52767d605881b8036ea9027c [INFO] running `Command { std: "docker" "start" "-a" "20d78bc354344896886a74fac550fd9358356b1d52767d605881b8036ea9027c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling sdl2-sys v0.19.0 [INFO] [stderr] Compiling bitflags v0.6.0 [INFO] [stderr] Compiling bitflags v0.5.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling sdl2 v0.19.0 [INFO] [stderr] Compiling sdl2_ttf v0.19.0 [INFO] [stderr] Compiling sdl2_image v0.19.0 [INFO] [stderr] Compiling rust_invaders v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/engine/mod.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | ChangeView(Box) [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn View` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/engine/mod.rs:104:71 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn spawn(title: &str, init: F) where F: Fn(&mut Engine) -> Box { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn View` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/views/game.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `TextureQuery`, `Texture` [INFO] [stdout] --> src/views/game.rs:6:20 [INFO] [stdout] | [INFO] [stdout] 6 | use sdl2::render::{Texture, TextureQuery, Renderer}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2_image::LoadTexture` [INFO] [stdout] --> src/views/game.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use sdl2_image::LoadTexture; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/views/main_menu.rs:97:15 [INFO] [stdout] | [INFO] [stdout] 97 | func: Box ViewAction>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Engine) -> ViewAction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/views/main_menu.rs:104:64 [INFO] [stdout] | [INFO] [stdout] 104 | fn new(engine: &mut Engine, label: &'static str, func: Box ViewAction>) -> Action { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Engine) -> ViewAction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `fps` is assigned to, but never used [INFO] [stdout] --> src/engine/mod.rs:130:9 [INFO] [stdout] | [INFO] [stdout] 130 | let mut fps = 0u16; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_fps` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Resized` [INFO] [stdout] --> src/engine/events.rs:49:39 [INFO] [stdout] | [INFO] [stdout] 49 | Window { win_event_id: Resized, .. } => { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Resized` [INFO] [stdout] | [INFO] [stdout] ::: src/engine/mod.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | / struct_events! { [INFO] [stdout] 14 | | keyboard: { [INFO] [stdout] 15 | | key_escape: Escape, [INFO] [stdout] 16 | | key_up: Up, [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `elapsed` [INFO] [stdout] --> src/views/main_menu.rs:24:47 [INFO] [stdout] | [INFO] [stdout] 24 | fn render(&mut self, engine: &mut Engine, elapsed: f64) -> ViewAction { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_elapsed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `overlaps` [INFO] [stdout] --> src/engine/data.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn overlaps(&self, other: Rectangle) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Resized` should have a snake case name [INFO] [stdout] --> src/engine/events.rs:49:39 [INFO] [stdout] | [INFO] [stdout] 49 | Window { win_event_id: Resized, .. } => { [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `resized` [INFO] [stdout] | [INFO] [stdout] ::: src/engine/mod.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | / struct_events! { [INFO] [stdout] 14 | | keyboard: { [INFO] [stdout] 15 | | key_escape: Escape, [INFO] [stdout] 16 | | key_up: Up, [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/views/game.rs:138:13 [INFO] [stdout] | [INFO] [stdout] 138 | context.renderer.fill_rect(self.player.rect.to_sdl()); [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] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/views/main_menu.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | / engine.renderer.fill_rect(Rectangle { [INFO] [stdout] 57 | | w: box_w + border_width * 2.0, [INFO] [stdout] 58 | | h: box_h + border_width * 2.0 + margin_h * 2.0, [INFO] [stdout] 59 | | x: (win_w - box_w) / 2.0 - border_width, [INFO] [stdout] 60 | | y: (win_h - box_h) / 2.0 - margin_h - border_width, [INFO] [stdout] 61 | | }.to_sdl()); [INFO] [stdout] | |____________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/views/main_menu.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | / engine.renderer.fill_rect(Rectangle { [INFO] [stdout] 66 | | w: box_w, [INFO] [stdout] 67 | | h: box_h + margin_h * 2.0, [INFO] [stdout] 68 | | x: (win_w - box_w) / 2.0, [INFO] [stdout] 69 | | y: (win_h - box_h) / 2.0 - margin_h, [INFO] [stdout] 70 | | }.to_sdl()); [INFO] [stdout] | |____________________^ [INFO] [stdout] | [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-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.rust_invaders.avb4qp0y-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20" "/opt/rustwide/target/debug/deps/rust_invaders-3fb3741ec5587a20.28jprg5qfp8t03sc.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2_ttf-f2cd20979bfb269a.rlib" "/opt/rustwide/target/debug/deps/libsdl2_image-8f6a37b126d77577.rlib" "/opt/rustwide/target/debug/deps/libbitflags-5a47ff0afee28f80.rlib" "/opt/rustwide/target/debug/deps/libsdl2-3072670123ae66da.rlib" "/opt/rustwide/target/debug/deps/librand-8db4f64e2a066c2e.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-2a1613c0818778f4.rlib" "/opt/rustwide/target/debug/deps/libbitflags-892cfafee7baf482.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-721ddb5cf32cc140.rlib" "/opt/rustwide/target/debug/deps/libnum-c89301de58d61aa5.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-ace401eb9d859349.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-2efb18a5dc1cd5de.rlib" "/opt/rustwide/target/debug/deps/librand-5d509fc47140bcd4.rlib" "/opt/rustwide/target/debug/deps/liblibc-77d6541a42757d2c.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-a533511d45cca78e.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-7a3ef2123a40ae59.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-aa130faf49ab8f05.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-d35afb76f1c5386c.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-cb2b583837c7ff21.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-lSDL2_ttf" "-lSDL2_image" "-lSDL2" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" [INFO] [stdout] = note: /usr/bin/ld: cannot find -lSDL2_ttf [INFO] [stdout] /usr/bin/ld: cannot find -lSDL2_image [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust_invaders` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "20d78bc354344896886a74fac550fd9358356b1d52767d605881b8036ea9027c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20d78bc354344896886a74fac550fd9358356b1d52767d605881b8036ea9027c", kill_on_drop: false }` [INFO] [stdout] 20d78bc354344896886a74fac550fd9358356b1d52767d605881b8036ea9027c