[INFO] cloning repository https://github.com/chazcross/Chip-8-Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chazcross/Chip-8-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchazcross%2FChip-8-Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchazcross%2FChip-8-Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 28611e23e6422e13c01e7ae790366ad998d7fffa [INFO] checking chazcross/Chip-8-Rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchazcross%2FChip-8-Rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chazcross/Chip-8-Rust on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chazcross/Chip-8-Rust [INFO] finished tweaking git repo https://github.com/chazcross/Chip-8-Rust [INFO] tweaked toml for git repo https://github.com/chazcross/Chip-8-Rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/chazcross/Chip-8-Rust 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossterm_terminal v0.2.6 [INFO] [stderr] Downloaded crossterm_utils v0.2.4 [INFO] [stderr] Downloaded itertools v0.8.0 [INFO] [stderr] Downloaded crossterm_screen v0.2.5 [INFO] [stderr] Downloaded unicode-segmentation v1.3.0 [INFO] [stderr] Downloaded ppv-lite86 v0.2.5 [INFO] [stderr] Downloaded crossterm_style v0.3.3 [INFO] [stderr] Downloaded crossterm_style v0.4.1 [INFO] [stderr] Downloaded crossterm v0.10.2 [INFO] [stderr] Downloaded cc v1.0.45 [INFO] [stderr] Downloaded x11-dl v2.18.4 [INFO] [stderr] Downloaded sdl2-sys v0.32.6 [INFO] [stderr] Downloaded sdl2 v0.32.2 [INFO] [stderr] Downloaded tui v0.6.2 [INFO] [stderr] Downloaded minifb v0.13.0 [INFO] [stderr] Downloaded cast v0.2.2 [INFO] [stderr] Downloaded autocfg v0.1.6 [INFO] [stderr] Downloaded orbclient v0.3.27 [INFO] [stderr] Downloaded c2-chacha v0.2.2 [INFO] [stderr] Downloaded getrandom v0.1.12 [INFO] [stderr] Downloaded crossterm_input v0.3.9 [INFO] [stderr] Downloaded crossterm v0.9.6 [INFO] [stderr] Downloaded crossterm_cursor v0.2.6 [INFO] [stderr] Downloaded crossterm_winapi v0.1.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f462467f77aafef1cd43274c759056a6baed0951e1b23dd72a6c8af837b8efbc [INFO] running `Command { std: "docker" "start" "-a" "f462467f77aafef1cd43274c759056a6baed0951e1b23dd72a6c8af837b8efbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f462467f77aafef1cd43274c759056a6baed0951e1b23dd72a6c8af837b8efbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f462467f77aafef1cd43274c759056a6baed0951e1b23dd72a6c8af837b8efbc", kill_on_drop: false }` [INFO] [stdout] f462467f77aafef1cd43274c759056a6baed0951e1b23dd72a6c8af837b8efbc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d16dc0f78d95c024d4a6316980d9c3b1df48eac160f826b60a73c2f0da1b174 [INFO] running `Command { std: "docker" "start" "-a" "8d16dc0f78d95c024d4a6316980d9c3b1df48eac160f826b60a73c2f0da1b174", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking unicode-segmentation v1.3.0 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Compiling x11-dl v2.18.4 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Compiling minifb v0.13.0 [INFO] [stderr] Checking crossterm_utils v0.2.4 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking crossterm_cursor v0.2.6 [INFO] [stderr] Checking crossterm_screen v0.2.5 [INFO] [stderr] Checking crossterm_style v0.3.3 [INFO] [stderr] Checking crossterm_style v0.4.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crossterm_input v0.3.9 [INFO] [stderr] Checking crossterm_terminal v0.2.6 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking crossterm v0.9.6 [INFO] [stderr] Checking crossterm v0.10.2 [INFO] [stderr] Checking tui v0.6.2 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/cpu/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/cpu/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `sp` is never read [INFO] [stdout] --> src/cpu/mod.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct CPU { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | pub sp: u8, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `press_key` is never used [INFO] [stdout] --> src/cpu/mod.rs:364:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl CPU { [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 364 | pub fn press_key(&mut self, key: Option) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `memory_location` and `opcode` are never read [INFO] [stdout] --> src/cpu/disassembler.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Dissemble { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 5 | pub memory_location: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 6 | pub opcode: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `offset` is never read [INFO] [stdout] --> src/window/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct WindowApp { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 13 | offset: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `sp` is never read [INFO] [stdout] --> src/cpu/mod.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct CPU { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | pub sp: u8, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `memory_location` and `opcode` are never read [INFO] [stdout] --> src/cpu/disassembler.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Dissemble { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 5 | pub memory_location: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 6 | pub opcode: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `offset` is never read [INFO] [stdout] --> src/window/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct WindowApp { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 13 | offset: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.65s [INFO] running `Command { std: "docker" "inspect" "8d16dc0f78d95c024d4a6316980d9c3b1df48eac160f826b60a73c2f0da1b174", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d16dc0f78d95c024d4a6316980d9c3b1df48eac160f826b60a73c2f0da1b174", kill_on_drop: false }` [INFO] [stdout] 8d16dc0f78d95c024d4a6316980d9c3b1df48eac160f826b60a73c2f0da1b174