[INFO] cloning repository https://github.com/petergeorgas/chip-eight [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/petergeorgas/chip-eight" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpetergeorgas%2Fchip-eight", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpetergeorgas%2Fchip-eight'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8b5a7a80f23051868fa83dac5925e0f0dea4fb2c [INFO] checking petergeorgas/chip-eight against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpetergeorgas%2Fchip-eight" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/petergeorgas/chip-eight 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/petergeorgas/chip-eight [INFO] finished tweaking git repo https://github.com/petergeorgas/chip-eight [INFO] tweaked toml for git repo https://github.com/petergeorgas/chip-eight written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/petergeorgas/chip-eight 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8992fb75dfd09cf7907ce0d97dabb9586402c9fb51ed55fb6693b96dac36fe3d [INFO] running `Command { std: "docker" "start" "-a" "8992fb75dfd09cf7907ce0d97dabb9586402c9fb51ed55fb6693b96dac36fe3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8992fb75dfd09cf7907ce0d97dabb9586402c9fb51ed55fb6693b96dac36fe3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8992fb75dfd09cf7907ce0d97dabb9586402c9fb51ed55fb6693b96dac36fe3d", kill_on_drop: false }` [INFO] [stdout] 8992fb75dfd09cf7907ce0d97dabb9586402c9fb51ed55fb6693b96dac36fe3d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ab10a75b08d988baf6d35d3386fd6fff13d18baffb4412916d41ba2cb646d8cd [INFO] running `Command { std: "docker" "start" "-a" "ab10a75b08d988baf6d35d3386fd6fff13d18baffb4412916d41ba2cb646d8cd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling version-compare v0.1.1 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling sdl2 v0.36.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling sdl2-sys v0.36.0 [INFO] [stderr] Checking getrandom v0.2.11 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking chip-eight v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `sdl2` is imported redundantly [INFO] [stdout] --> src/drivers/display.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | use sdl2::{self}; [INFO] [stdout] | ^^^^ the item `sdl2` 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 `sdl2` is imported redundantly [INFO] [stdout] --> src/drivers/display.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | use sdl2::{self}; [INFO] [stdout] | ^^^^ the item `sdl2` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CHIP8_DISPLAY_WIDTH` is never used [INFO] [stdout] --> src/main.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const CHIP8_DISPLAY_WIDTH: usize = 64; // 64px wide [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CHIP8_DISPLAY_WIDTH` is never used [INFO] [stdout] --> src/main.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const CHIP8_DISPLAY_WIDTH: usize = 64; // 64px wide [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CHIP8_DISPLAY_HEIGHT` is never used [INFO] [stdout] --> src/main.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const CHIP8_DISPLAY_HEIGHT: usize = 32; // 32px tall [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CHIP8_DISPLAY_HEIGHT` is never used [INFO] [stdout] --> src/main.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const CHIP8_DISPLAY_HEIGHT: usize = 32; // 32px tall [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `sound_timer` and `delay_timer` are never read [INFO] [stdout] --> src/processor.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Processor { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | sound_timer: u8, // Used to produce beep if value >0 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 20 | delay_timer: u8, // Decremented 60 times per second until it reaches 0 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `sound_timer` and `delay_timer` are never read [INFO] [stdout] --> src/processor.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Processor { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | sound_timer: u8, // Used to produce beep if value >0 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 20 | delay_timer: u8, // Decremented 60 times per second until it reaches 0 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.06s [INFO] running `Command { std: "docker" "inspect" "ab10a75b08d988baf6d35d3386fd6fff13d18baffb4412916d41ba2cb646d8cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab10a75b08d988baf6d35d3386fd6fff13d18baffb4412916d41ba2cb646d8cd", kill_on_drop: false }` [INFO] [stdout] ab10a75b08d988baf6d35d3386fd6fff13d18baffb4412916d41ba2cb646d8cd [INFO] checking petergeorgas/chip-eight against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpetergeorgas%2Fchip-eight" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/petergeorgas/chip-eight on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/petergeorgas/chip-eight [INFO] finished tweaking git repo https://github.com/petergeorgas/chip-eight [INFO] tweaked toml for git repo https://github.com/petergeorgas/chip-eight written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/petergeorgas/chip-eight 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6739c00423d56ff4079be29befc490c4d26ce597bf6a9126af2905191741944d [INFO] running `Command { std: "docker" "start" "-a" "6739c00423d56ff4079be29befc490c4d26ce597bf6a9126af2905191741944d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6739c00423d56ff4079be29befc490c4d26ce597bf6a9126af2905191741944d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6739c00423d56ff4079be29befc490c4d26ce597bf6a9126af2905191741944d", kill_on_drop: false }` [INFO] [stdout] 6739c00423d56ff4079be29befc490c4d26ce597bf6a9126af2905191741944d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e33dadf91f6c3e5a04463642fb2d7069f0b4750dfe5558322eeebc3107f48c8 [INFO] running `Command { std: "docker" "start" "-a" "6e33dadf91f6c3e5a04463642fb2d7069f0b4750dfe5558322eeebc3107f48c8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Compiling version-compare v0.1.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling sdl2 v0.36.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling sdl2-sys v0.36.0 [INFO] [stderr] Checking getrandom v0.2.11 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking chip-eight v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `sdl2` is imported redundantly [INFO] [stdout] --> src/drivers/display.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | use sdl2::{self}; [INFO] [stdout] | ^^^^ the item `sdl2` 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 `sdl2` is imported redundantly [INFO] [stdout] --> src/drivers/display.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | use sdl2::{self}; [INFO] [stdout] | ^^^^ the item `sdl2` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CHIP8_DISPLAY_WIDTH` is never used [INFO] [stdout] --> src/main.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const CHIP8_DISPLAY_WIDTH: usize = 64; // 64px wide [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CHIP8_DISPLAY_HEIGHT` is never used [INFO] [stdout] --> src/main.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const CHIP8_DISPLAY_HEIGHT: usize = 32; // 32px tall [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `sound_timer` and `delay_timer` are never read [INFO] [stdout] --> src/processor.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Processor { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | sound_timer: u8, // Used to produce beep if value >0 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 20 | delay_timer: u8, // Decremented 60 times per second until it reaches 0 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CHIP8_DISPLAY_WIDTH` is never used [INFO] [stdout] --> src/main.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const CHIP8_DISPLAY_WIDTH: usize = 64; // 64px wide [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CHIP8_DISPLAY_HEIGHT` is never used [INFO] [stdout] --> src/main.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const CHIP8_DISPLAY_HEIGHT: usize = 32; // 32px tall [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `sound_timer` and `delay_timer` are never read [INFO] [stdout] --> src/processor.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Processor { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | sound_timer: u8, // Used to produce beep if value >0 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 20 | delay_timer: u8, // Decremented 60 times per second until it reaches 0 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.73s [INFO] running `Command { std: "docker" "inspect" "6e33dadf91f6c3e5a04463642fb2d7069f0b4750dfe5558322eeebc3107f48c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e33dadf91f6c3e5a04463642fb2d7069f0b4750dfe5558322eeebc3107f48c8", kill_on_drop: false }` [INFO] [stdout] 6e33dadf91f6c3e5a04463642fb2d7069f0b4750dfe5558322eeebc3107f48c8