[INFO] cloning repository https://github.com/CaseyFalk/chip8emulator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CaseyFalk/chip8emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaseyFalk%2Fchip8emulator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaseyFalk%2Fchip8emulator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ba43165d42ad0279213c8581f4f86da17431b957 [INFO] checking CaseyFalk/chip8emulator against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaseyFalk%2Fchip8emulator" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CaseyFalk/chip8emulator on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CaseyFalk/chip8emulator [INFO] finished tweaking git repo https://github.com/CaseyFalk/chip8emulator [INFO] tweaked toml for git repo https://github.com/CaseyFalk/chip8emulator written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/CaseyFalk/chip8emulator already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-iter v0.1.39 [INFO] [stderr] Downloaded autocfg v0.1.5 [INFO] [stderr] Downloaded lazy_static v1.3.0 [INFO] [stderr] Downloaded sdl2 v0.32.2 [INFO] [stderr] Downloaded libc v0.2.60 [INFO] [stderr] Downloaded sdl2-sys v0.32.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 35a8fae57e7012c689779ff87641d809a8a09bb093a6744145b1d50656c2f04d [INFO] running `Command { std: "docker" "start" "-a" "35a8fae57e7012c689779ff87641d809a8a09bb093a6744145b1d50656c2f04d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "35a8fae57e7012c689779ff87641d809a8a09bb093a6744145b1d50656c2f04d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35a8fae57e7012c689779ff87641d809a8a09bb093a6744145b1d50656c2f04d", kill_on_drop: false }` [INFO] [stdout] 35a8fae57e7012c689779ff87641d809a8a09bb093a6744145b1d50656c2f04d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4198d7583832ab8375c2575317a0d94b6efda45fc396a2b48e7650a0a3708a32 [INFO] running `Command { std: "docker" "start" "-a" "4198d7583832ab8375c2575317a0d94b6efda45fc396a2b48e7650a0a3708a32", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling sdl2 v0.32.2 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling sdl2-sys v0.32.6 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking chip8emulator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:133:13 [INFO] [stdout] | [INFO] [stdout] 133 | 0x4000 => { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `register_i`, `sound_timer`, and `delay_timer` are never read [INFO] [stdout] --> src/main.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 30 | struct Cpu { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 33 | register_i: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 34 | sound_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 35 | delay_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:133:13 [INFO] [stdout] | [INFO] [stdout] 133 | 0x4000 => { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `register_i`, `sound_timer`, and `delay_timer` are never read [INFO] [stdout] --> src/main.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 30 | struct Cpu { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 33 | register_i: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 34 | sound_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 35 | delay_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.13s [INFO] running `Command { std: "docker" "inspect" "4198d7583832ab8375c2575317a0d94b6efda45fc396a2b48e7650a0a3708a32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4198d7583832ab8375c2575317a0d94b6efda45fc396a2b48e7650a0a3708a32", kill_on_drop: false }` [INFO] [stdout] 4198d7583832ab8375c2575317a0d94b6efda45fc396a2b48e7650a0a3708a32 [INFO] checking CaseyFalk/chip8emulator against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaseyFalk%2Fchip8emulator" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CaseyFalk/chip8emulator on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CaseyFalk/chip8emulator [INFO] finished tweaking git repo https://github.com/CaseyFalk/chip8emulator [INFO] tweaked toml for git repo https://github.com/CaseyFalk/chip8emulator written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/CaseyFalk/chip8emulator already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8cee072e85c72f2367dd25a9c55b1d072ebf2be6088970d10deae9bb68f7f2c7 [INFO] running `Command { std: "docker" "start" "-a" "8cee072e85c72f2367dd25a9c55b1d072ebf2be6088970d10deae9bb68f7f2c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8cee072e85c72f2367dd25a9c55b1d072ebf2be6088970d10deae9bb68f7f2c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cee072e85c72f2367dd25a9c55b1d072ebf2be6088970d10deae9bb68f7f2c7", kill_on_drop: false }` [INFO] [stdout] 8cee072e85c72f2367dd25a9c55b1d072ebf2be6088970d10deae9bb68f7f2c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a82630751692d49c2872c66807f6540e146977650ecdda83316cb7f37cd7e67 [INFO] running `Command { std: "docker" "start" "-a" "8a82630751692d49c2872c66807f6540e146977650ecdda83316cb7f37cd7e67", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling sdl2 v0.32.2 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling sdl2-sys v0.32.6 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking chip8emulator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:133:13 [INFO] [stdout] | [INFO] [stdout] 133 | 0x4000 => { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `register_i`, `sound_timer`, and `delay_timer` are never read [INFO] [stdout] --> src/main.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 30 | struct Cpu { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 33 | register_i: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 34 | sound_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 35 | delay_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:133:13 [INFO] [stdout] | [INFO] [stdout] 133 | 0x4000 => { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `register_i`, `sound_timer`, and `delay_timer` are never read [INFO] [stdout] --> src/main.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 30 | struct Cpu { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 33 | register_i: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 34 | sound_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 35 | delay_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.34s [INFO] running `Command { std: "docker" "inspect" "8a82630751692d49c2872c66807f6540e146977650ecdda83316cb7f37cd7e67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a82630751692d49c2872c66807f6540e146977650ecdda83316cb7f37cd7e67", kill_on_drop: false }` [INFO] [stdout] 8a82630751692d49c2872c66807f6540e146977650ecdda83316cb7f37cd7e67