[INFO] cloning repository https://github.com/Krystex/Chip-8 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Krystex/Chip-8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrystex%2FChip-8", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrystex%2FChip-8'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 55c126bb77a58276dccc1d4c5c57a4bd8670aa96 [INFO] checking Krystex/Chip-8 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrystex%2FChip-8" "/workspace/builds/worker-43/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Krystex/Chip-8 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Krystex/Chip-8 [INFO] finished tweaking git repo https://github.com/Krystex/Chip-8 [INFO] tweaked toml for git repo https://github.com/Krystex/Chip-8 written to /workspace/builds/worker-43/source/Cargo.toml [INFO] crate git repo https://github.com/Krystex/Chip-8 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fe613b1bd53763cfd44c521ffce012b5d5657e6bc9bbc9fc9778122d80275e19 [INFO] running `Command { std: "docker" "start" "-a" "fe613b1bd53763cfd44c521ffce012b5d5657e6bc9bbc9fc9778122d80275e19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe613b1bd53763cfd44c521ffce012b5d5657e6bc9bbc9fc9778122d80275e19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe613b1bd53763cfd44c521ffce012b5d5657e6bc9bbc9fc9778122d80275e19", kill_on_drop: false }` [INFO] [stdout] fe613b1bd53763cfd44c521ffce012b5d5657e6bc9bbc9fc9778122d80275e19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 97dc7c11b281771a396a6a26cd918b5db3939e95fd648a72da001aac405a44bd [INFO] running `Command { std: "docker" "start" "-a" "97dc7c11b281771a396a6a26cd918b5db3939e95fd648a72da001aac405a44bd", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.37 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking chip-8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:87:3 [INFO] [stdout] | [INFO] [stdout] 86 | unimplemented!(); [INFO] [stdout] | ----------------- any code following this expression is unreachable [INFO] [stdout] 87 | return 0; [INFO] [stdout] | ^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:87:3 [INFO] [stdout] | [INFO] [stdout] 86 | unimplemented!(); [INFO] [stdout] | ----------------- any code following this expression is unreachable [INFO] [stdout] 87 | return 0; [INFO] [stdout] | ^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:379:11 [INFO] [stdout] | [INFO] [stdout] 379 | Shr(x, y) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/main.rs:390:10 [INFO] [stdout] | [INFO] [stdout] 390 | let (val, overflowing) = (*self.reg(x)).overflowing_sub(*self.reg(y)); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:379:11 [INFO] [stdout] | [INFO] [stdout] 379 | Shr(x, y) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/main.rs:390:10 [INFO] [stdout] | [INFO] [stdout] 390 | let (val, overflowing) = (*self.reg(x)).overflowing_sub(*self.reg(y)); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.82s [INFO] running `Command { std: "docker" "inspect" "97dc7c11b281771a396a6a26cd918b5db3939e95fd648a72da001aac405a44bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97dc7c11b281771a396a6a26cd918b5db3939e95fd648a72da001aac405a44bd", kill_on_drop: false }` [INFO] [stdout] 97dc7c11b281771a396a6a26cd918b5db3939e95fd648a72da001aac405a44bd