[INFO] cloning repository https://github.com/magey3/chip8-emu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/magey3/chip8-emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagey3%2Fchip8-emu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagey3%2Fchip8-emu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c72a24b49c8e9c714e60e196f797ed71b3e5bcc
[INFO] testing magey3/chip8-emu against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagey3%2Fchip8-emu" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/magey3/chip8-emu on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/magey3/chip8-emu
[INFO] finished tweaking git repo https://github.com/magey3/chip8-emu
[INFO] tweaked toml for git repo https://github.com/magey3/chip8-emu written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/magey3/chip8-emu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 009a1fef2b4da51616771219e682292e04c4050160642276227e057c0df5848e
[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" "009a1fef2b4da51616771219e682292e04c4050160642276227e057c0df5848e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "009a1fef2b4da51616771219e682292e04c4050160642276227e057c0df5848e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "009a1fef2b4da51616771219e682292e04c4050160642276227e057c0df5848e", kill_on_drop: false }`
[INFO] [stdout] 009a1fef2b4da51616771219e682292e04c4050160642276227e057c0df5848e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ad4d75032a5b84a2f9b4edd26c8d6f094885125ae33e01896bd50819fbf9496
[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" "1ad4d75032a5b84a2f9b4edd26c8d6f094885125ae33e01896bd50819fbf9496", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]    Compiling c_vec v1.3.3
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling chip8-emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `VideoSubsystem`
[INFO] [stdout]  --> src/graphics.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2::{self, VideoSubsystem};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `graphics::Display`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use graphics::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:304:5
[INFO] [stdout]     |
[INFO] [stdout] 304 |                 _ => {}
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/execute.rs:204:3
[INFO] [stdout]     |
[INFO] [stdout] 204 |         _ => panic!("Unsupported opcode at {:#x}", state.program_counter),
[INFO] [stdout]     |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/execute.rs:8:31
[INFO] [stdout]   |
[INFO] [stdout] 8 |         OpCode::CallMCodeSubroutine(n) => {
[INFO] [stdout]   |                                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/execute.rs:161:32
[INFO] [stdout]     |
[INFO] [stdout] 161 |         OpCode::SkipNextIfKeyPressed(key) => {
[INFO] [stdout]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/execute.rs:164:32
[INFO] [stdout]     |
[INFO] [stdout] 164 |         OpCode::SkipNextIfNotPressed(key) => {
[INFO] [stdout]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vx`
[INFO] [stdout]    --> src/execute.rs:170:18
[INFO] [stdout]     |
[INFO] [stdout] 170 |         OpCode::GetKey(vx) => {
[INFO] [stdout]     |                        ^^ help: if this is intentional, prefix it with an underscore: `_vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vx`
[INFO] [stdout]    --> src/execute.rs:182:36
[INFO] [stdout]     |
[INFO] [stdout] 182 |         OpCode::SetIndexToSpriteLocation(vx) => {
[INFO] [stdout]     |                                          ^^ help: if this is intentional, prefix it with an underscore: `_vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.chip8_emu.3b490419-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517.30kgbj42z1kaa3s2.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-0e9ed89d64002304.rlib" "/opt/rustwide/target/debug/deps/libc_vec-64adc4f640d38272.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-ddf1decfd16eacb7.rlib" "/opt/rustwide/target/debug/deps/libbitflags-603a79344a96ee73.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-f67718dd40129317.rlib" "/opt/rustwide/target/debug/deps/librand-07c87b03b1f41b60.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-b2785b12046f546a.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-82bdeb907cc2ed56.rlib" "/opt/rustwide/target/debug/deps/librand_core-9170d4da76ffb79e.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-e721ad64e91939a2.rlib" "/opt/rustwide/target/debug/deps/liblibc-5513382499078690.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-477585129feec44c.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d883bf2137e9181a.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-22ab8f3db88b586e.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-0167c9242d0931d5.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-361790a1a5505fc5.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-01c2ffe1ecd05a67.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-ec79e29a889fe805.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-001a3456e8a8331b.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e8f1404290f0f040.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-76f46d0f23360a60.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-baf0bdc5eb131895.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3a6a4ee6592d9370.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-1cc90d9dd57195f8.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0e91863ffbec5148.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-69528f2eac185ac9.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d1241f7bd234a268.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_gfx" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/432e145bd5a974c5b6f4dd9b352891bd7502b69d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/chip8_emu-43f4dfb05c258517" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /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; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chip8-emu`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "1ad4d75032a5b84a2f9b4edd26c8d6f094885125ae33e01896bd50819fbf9496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad4d75032a5b84a2f9b4edd26c8d6f094885125ae33e01896bd50819fbf9496", kill_on_drop: false }`
[INFO] [stdout] 1ad4d75032a5b84a2f9b4edd26c8d6f094885125ae33e01896bd50819fbf9496