[INFO] updating cached repository https://github.com/krummelur/rust-pong
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 25e20c1dca004dd6ad3e41dccb1386cdf4a344af
[INFO] testing krummelur/rust-pong against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrummelur%2Frust-pong" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/krummelur/rust-pong on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/krummelur/rust-pong
[INFO] finished tweaking git repo https://github.com/krummelur/rust-pong
[INFO] tweaked toml for git repo https://github.com/krummelur/rust-pong written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/krummelur/rust-pong already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stdout] 177d86ec2724e6e3a5d653fde329b19921ddccddce3ed0fa28c09221d744570a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "177d86ec2724e6e3a5d653fde329b19921ddccddce3ed0fa28c09221d744570a"`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rust-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]  --> src/client/../protocol.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 | const MESSAGE_LEN: usize = (9*4);
[INFO] [stderr]   |                            ^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/client/main.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     'running: loop {
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]  --> src/server/../protocol.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 | const MESSAGE_LEN: usize = (9*4);
[INFO] [stderr]   |                            ^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `position_y`
[INFO] [stderr]   --> src/server/../game_objects.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     position_y: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `position_x`
[INFO] [stderr]   --> src/server/../game_objects.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     position_x: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/server/../game_objects.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn new() -> PlayerBase {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_y_position`
[INFO] [stderr]   --> src/server/../game_objects.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn set_y_position(&mut self, new_position: i32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_x_position`
[INFO] [stderr]   --> src/server/../game_objects.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn set_x_position(&mut self, new_position: i32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]   --> src/server/../game_objects.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn draw(self, renderer: &mut WindowCanvas) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/server/../game_objects.rs:85:5
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn new() -> Ball {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_position`
[INFO] [stderr]   --> src/server/../game_objects.rs:96:5
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn set_position(&mut self, new_position: [i32;2]) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]    --> src/server/../game_objects.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn draw(self, renderer: &mut WindowCanvas) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LocalPlayer`
[INFO] [stderr]    --> src/server/../game_objects.rs:111:12
[INFO] [stderr]     |
[INFO] [stderr] 111 | pub struct LocalPlayer {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/server/../game_objects.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub fn new(ev_pump: sdl2::EventPump) -> LocalPlayer {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `handle_input`
[INFO] [stderr]    --> src/server/../game_objects.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn handle_input(&mut self) -> i32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `RemotePlayer`
[INFO] [stderr]    --> src/server/../game_objects.rs:131:12
[INFO] [stderr]     |
[INFO] [stderr] 131 | pub struct RemotePlayer {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/server/../game_objects.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn new() -> RemotePlayer {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `InputHandler`
[INFO] [stderr]    --> src/server/../game_objects.rs:144:8
[INFO] [stderr]     |
[INFO] [stderr] 144 | struct InputHandler {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/server/../game_objects.rs:149:5
[INFO] [stderr]     |
[INFO] [stderr] 149 |     fn new(ev_pump: sdl2::EventPump) -> InputHandler {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `handle_input`
[INFO] [stderr]    --> src/server/../game_objects.rs:153:5
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn handle_input(&mut self) -> i32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize`
[INFO] [stderr]   --> src/server/../protocol.rs:28:8
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn deserialize(message: [u8; MESSAGE_LEN]) -> GameState {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/client/../protocol.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new() -> GameState {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/client/../protocol.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn reset(&mut self) -> () {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `serialize`
[INFO] [stderr]   --> src/client/../protocol.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 | pub fn serialize(game_state: GameState, player_index: i32) -> [u8; MESSAGE_LEN] {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_colliding`
[INFO] [stderr]   --> src/client/../game_objects.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn is_colliding(obj1_pos: [i32;2], obj2_pos: [i32;2], obj1_dim: [u32;2], obj2_dim: [u32;2]) -> (bool, f32) {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `remoteAddress` should have a snake case name
[INFO] [stderr]   --> src/client/main.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let remoteAddress = &args[args.len()-1];
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `remote_address`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[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/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.server.27bxcmxz-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/server-286b96d74626e824" "/opt/rustwide/target/debug/deps/server-286b96d74626e824.2fxkgmgiju4jpajp.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-aa622d4c06f36fc9.rlib" "/opt/rustwide/target/debug/deps/librand-de1b2227fb70f1f9.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-b89e9be76dd5ebdb.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-034de6d884117d66.rlib" "/opt/rustwide/target/debug/deps/librand_hc-458e9d01f330c516.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-c0483d5bae5192d4.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-383ffb82adde40d9.rlib" "/opt/rustwide/target/debug/deps/librand_core-e860bcf581bc8c7b.rlib" "/opt/rustwide/target/debug/deps/librand_os-b62948a3dd9011ec.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-d1abb610e359825d.rlib" "/opt/rustwide/target/debug/deps/librand_core-efb9f61e179ac79b.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-60a2ff46e6b0f2fe.rlib" "/opt/rustwide/target/debug/deps/libbitflags-e19ca9f68a0a4995.rlib" "/opt/rustwide/target/debug/deps/libnum-07f620d6fbb6c4c8.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-9f7b1791fca004da.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-00454fc870777424.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-68bee547c0035c40.rlib" "/opt/rustwide/target/debug/deps/librand-e315fc64bce5d4de.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-f64db47d1d1dfea3.rlib" "/opt/rustwide/target/debug/deps/libc2_chacha-0cdbda234443e184.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-d705ca36b11e1acb.rlib" "/opt/rustwide/target/debug/deps/librand_core-e0e017d328f8b21e.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-8c3cff0a3f8f32fe.rlib" "/opt/rustwide/target/debug/deps/liblibc-f0c9b094107e6e40.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-d7ca2806b24a13b2.rlib" "/opt/rustwide/target/debug/deps/libspin-0dfc0cfc9785d5df.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1dac1a412c98f50d.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-b7841fd014bf83a1.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-338c0763450dca22.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5f2e5d11836e0967.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-81a9070bd3553adf.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-e297830377b95af4.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b38b87f2dd197fa0.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-601015f2e15e7e26.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-439f3a589bd88586.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-57ab7e6ac23ce11f.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3aec7f88778e912a.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-b6806800b307d4b9.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-e49d7651b12f7563.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-e8266574e26adcc3.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_ttf" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust-example`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.client.b5q8omvb-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/client-d55f53870753e323" "/opt/rustwide/target/debug/deps/client-d55f53870753e323.5d4lnwikbgrikr16.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-aa622d4c06f36fc9.rlib" "/opt/rustwide/target/debug/deps/librand-de1b2227fb70f1f9.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-b89e9be76dd5ebdb.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-034de6d884117d66.rlib" "/opt/rustwide/target/debug/deps/librand_hc-458e9d01f330c516.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-c0483d5bae5192d4.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-383ffb82adde40d9.rlib" "/opt/rustwide/target/debug/deps/librand_core-e860bcf581bc8c7b.rlib" "/opt/rustwide/target/debug/deps/librand_os-b62948a3dd9011ec.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-d1abb610e359825d.rlib" "/opt/rustwide/target/debug/deps/librand_core-efb9f61e179ac79b.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-60a2ff46e6b0f2fe.rlib" "/opt/rustwide/target/debug/deps/libbitflags-e19ca9f68a0a4995.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-d7ca2806b24a13b2.rlib" "/opt/rustwide/target/debug/deps/libspin-0dfc0cfc9785d5df.rlib" "/opt/rustwide/target/debug/deps/liblibc-f0c9b094107e6e40.rlib" "/opt/rustwide/target/debug/deps/libnum-07f620d6fbb6c4c8.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-9f7b1791fca004da.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-00454fc870777424.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-68bee547c0035c40.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1dac1a412c98f50d.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-b7841fd014bf83a1.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-338c0763450dca22.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5f2e5d11836e0967.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-81a9070bd3553adf.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-e297830377b95af4.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b38b87f2dd197fa0.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-601015f2e15e7e26.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-439f3a589bd88586.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-57ab7e6ac23ce11f.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3aec7f88778e912a.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-b6806800b307d4b9.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-e49d7651b12f7563.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-e8266574e26adcc3.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_ttf" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust-example`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "177d86ec2724e6e3a5d653fde329b19921ddccddce3ed0fa28c09221d744570a"`
[INFO] running `"docker" "rm" "-f" "177d86ec2724e6e3a5d653fde329b19921ddccddce3ed0fa28c09221d744570a"`
[INFO] [stdout] 177d86ec2724e6e3a5d653fde329b19921ddccddce3ed0fa28c09221d744570a