[INFO] cloning repository https://github.com/JorgeMartinezG/chip8 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JorgeMartinezG/chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorgeMartinezG%2Fchip8", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorgeMartinezG%2Fchip8'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 275a2481c184e55c556931225a66de7b232d7795 [INFO] building JorgeMartinezG/chip8 against try#0c94de7c1a8f4b82b92d562847c35f513f520c7a for pr-102832-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorgeMartinezG%2Fchip8" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JorgeMartinezG/chip8 on toolchain 0c94de7c1a8f4b82b92d562847c35f513f520c7a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JorgeMartinezG/chip8 [INFO] finished tweaking git repo https://github.com/JorgeMartinezG/chip8 [INFO] tweaked toml for git repo https://github.com/JorgeMartinezG/chip8 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/JorgeMartinezG/chip8 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2914bc8320429dab7dc3feee6c4ef572d741fdf897807969de773a51f4d83730 [INFO] running `Command { std: "docker" "start" "-a" "2914bc8320429dab7dc3feee6c4ef572d741fdf897807969de773a51f4d83730", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2914bc8320429dab7dc3feee6c4ef572d741fdf897807969de773a51f4d83730", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2914bc8320429dab7dc3feee6c4ef572d741fdf897807969de773a51f4d83730", kill_on_drop: false }` [INFO] [stdout] 2914bc8320429dab7dc3feee6c4ef572d741fdf897807969de773a51f4d83730 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16cb5cdf840eea08799bf145183a8a3d12e7ae24ffb872c016412481e8aec421 [INFO] running `Command { std: "docker" "start" "-a" "16cb5cdf840eea08799bf145183a8a3d12e7ae24ffb872c016412481e8aec421", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling x11-dl v2.14.0 [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling minifb v0.10.7 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling chip8-emulator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | file.read_to_end(&mut data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:99:3 [INFO] [stdout] | [INFO] [stdout] 99 | window.update_with_buffer(&buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/cpu.rs:327:9 [INFO] [stdout] | [INFO] [stdout] 327 | write!(f, "pc: {:#X}\n", self.pc); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/cpu.rs:328:9 [INFO] [stdout] | [INFO] [stdout] 328 | write!(f, "vx: "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/cpu.rs:330:13 [INFO] [stdout] | [INFO] [stdout] 330 | write!(f, "{:#X} ", *item); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/cpu.rs:332:9 [INFO] [stdout] | [INFO] [stdout] 332 | write!(f, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.89s [INFO] running `Command { std: "docker" "inspect" "16cb5cdf840eea08799bf145183a8a3d12e7ae24ffb872c016412481e8aec421", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16cb5cdf840eea08799bf145183a8a3d12e7ae24ffb872c016412481e8aec421", kill_on_drop: false }` [INFO] [stdout] 16cb5cdf840eea08799bf145183a8a3d12e7ae24ffb872c016412481e8aec421 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e8e3a98b02cad4fc6bdf19d312b34ce61b7acd98da7c3b75ac10cabfa715f69 [INFO] running `Command { std: "docker" "start" "-a" "2e8e3a98b02cad4fc6bdf19d312b34ce61b7acd98da7c3b75ac10cabfa715f69", kill_on_drop: false }` [INFO] [stderr] Compiling chip8-emulator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | file.read_to_end(&mut data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:99:3 [INFO] [stdout] | [INFO] [stdout] 99 | window.update_with_buffer(&buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/cpu.rs:327:9 [INFO] [stdout] | [INFO] [stdout] 327 | write!(f, "pc: {:#X}\n", self.pc); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/cpu.rs:328:9 [INFO] [stdout] | [INFO] [stdout] 328 | write!(f, "vx: "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/cpu.rs:330:13 [INFO] [stdout] | [INFO] [stdout] 330 | write!(f, "{:#X} ", *item); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/cpu.rs:332:9 [INFO] [stdout] | [INFO] [stdout] 332 | write!(f, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "2e8e3a98b02cad4fc6bdf19d312b34ce61b7acd98da7c3b75ac10cabfa715f69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e8e3a98b02cad4fc6bdf19d312b34ce61b7acd98da7c3b75ac10cabfa715f69", kill_on_drop: false }` [INFO] [stdout] 2e8e3a98b02cad4fc6bdf19d312b34ce61b7acd98da7c3b75ac10cabfa715f69