[INFO] cloning repository https://github.com/the7thobserver/Chip8_Emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/the7thobserver/Chip8_Emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe7thobserver%2FChip8_Emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe7thobserver%2FChip8_Emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51f31d867eb261d9596eae6d550cc009174a64e4
[INFO] checking the7thobserver/Chip8_Emulator against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe7thobserver%2FChip8_Emulator" "/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/the7thobserver/Chip8_Emulator on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/the7thobserver/Chip8_Emulator
[INFO] finished tweaking git repo https://github.com/the7thobserver/Chip8_Emulator
[INFO] tweaked toml for git repo https://github.com/the7thobserver/Chip8_Emulator written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/the7thobserver/Chip8_Emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", 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] a4dd686b0d3b7cc24ad2cbcccbb93d7201e609739fa5568d33d290ee8c8934f9
[INFO] running `Command { std: "docker" "start" "-a" "a4dd686b0d3b7cc24ad2cbcccbb93d7201e609739fa5568d33d290ee8c8934f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4dd686b0d3b7cc24ad2cbcccbb93d7201e609739fa5568d33d290ee8c8934f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4dd686b0d3b7cc24ad2cbcccbb93d7201e609739fa5568d33d290ee8c8934f9", kill_on_drop: false }`
[INFO] [stdout] a4dd686b0d3b7cc24ad2cbcccbb93d7201e609739fa5568d33d290ee8c8934f9
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0237fd4250ee56c2096ee7987f77f7521c0e50507167f2070c46c331ad36d262
[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" "0237fd4250ee56c2096ee7987f77f7521c0e50507167f2070c46c331ad36d262", kill_on_drop: false }`
[INFO] [stderr]     Checking chip8_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `:`, `@`, or `|`, found `)`
[INFO] [stdout]   --> src/cpu.rs:19:47
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn execute_instruction(&mut self, instruction) {
[INFO] [stdout]    |                                                  ^ expected one of `:`, `@`, or `|`
[INFO] [stdout]    |
[INFO] [stdout]    = note: anonymous parameters are removed in the 2018 edition (see RFC 1685)
[INFO] [stdout] help: if this is a parameter name, give it a type
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn execute_instruction(&mut self, instruction: TypeName) {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: if this is a type, explicitly ignore the parameter name
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn execute_instruction(&mut self, _: instruction) {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `:`, `@`, or `|`, found `)`
[INFO] [stdout]   --> src/cpu.rs:19:47
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn execute_instruction(&mut self, instruction) {
[INFO] [stdout]    |                                                  ^ expected one of `:`, `@`, or `|`
[INFO] [stdout]    |
[INFO] [stdout]    = note: anonymous parameters are removed in the 2018 edition (see RFC 1685)
[INFO] [stdout] help: if this is a parameter name, give it a type
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn execute_instruction(&mut self, instruction: TypeName) {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: if this is a type, explicitly ignore the parameter name
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn execute_instruction(&mut self, _: instruction) {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chip8_emulator`
[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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0237fd4250ee56c2096ee7987f77f7521c0e50507167f2070c46c331ad36d262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0237fd4250ee56c2096ee7987f77f7521c0e50507167f2070c46c331ad36d262", kill_on_drop: false }`
[INFO] [stdout] 0237fd4250ee56c2096ee7987f77f7521c0e50507167f2070c46c331ad36d262