[INFO] cloning repository https://github.com/Heasummn/Chip8-Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Heasummn/Chip8-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeasummn%2FChip8-Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeasummn%2FChip8-Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fd2f1d79ba4bbcd1bb8453fd792f58d06c41e4f6 [INFO] checking Heasummn/Chip8-Rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeasummn%2FChip8-Rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Heasummn/Chip8-Rust 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/Heasummn/Chip8-Rust [INFO] finished tweaking git repo https://github.com/Heasummn/Chip8-Rust [INFO] tweaked toml for git repo https://github.com/Heasummn/Chip8-Rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Heasummn/Chip8-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lazy_static v1.3.0 [INFO] [stderr] Downloaded rand_core v0.4.0 [INFO] [stderr] Downloaded cfg-if v0.1.7 [INFO] [stderr] Downloaded sdl2 v0.32.1 [INFO] [stderr] Downloaded rand_jitter v0.1.3 [INFO] [stderr] Downloaded autocfg v0.1.2 [INFO] [stderr] Downloaded sdl2-sys v0.32.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2f86e43dc842b45e7acba1841cc15db572e083198cbedb8954a0a14cbf0628b5 [INFO] running `Command { std: "docker" "start" "-a" "2f86e43dc842b45e7acba1841cc15db572e083198cbedb8954a0a14cbf0628b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2f86e43dc842b45e7acba1841cc15db572e083198cbedb8954a0a14cbf0628b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f86e43dc842b45e7acba1841cc15db572e083198cbedb8954a0a14cbf0628b5", kill_on_drop: false }` [INFO] [stdout] 2f86e43dc842b45e7acba1841cc15db572e083198cbedb8954a0a14cbf0628b5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9ba336d72c47b074c45c747c1416c5a3f402cc03a06b0b102e9c56380f67afed [INFO] running `Command { std: "docker" "start" "-a" "9ba336d72c47b074c45c747c1416c5a3f402cc03a06b0b102e9c56380f67afed", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling cfg-if v0.1.7 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling sdl2-sys v0.32.5 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking sdl2 v0.32.1 [INFO] [stderr] Checking chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/instruction.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 106 | (op & 0xF) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 106 - (op & 0xF) [INFO] [stdout] 106 + op & 0xF [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/instruction.rs:125:5 [INFO] [stdout] | [INFO] [stdout] 125 | (op & 0x0FFF) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 125 - (op & 0x0FFF) [INFO] [stdout] 125 + op & 0x0FFF [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `sdl2` is imported redundantly [INFO] [stdout] --> src/keyboard.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use sdl2; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate sdl2; [INFO] [stdout] | ------------------ the item `sdl2` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/instruction.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 106 | (op & 0xF) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 106 - (op & 0xF) [INFO] [stdout] 106 + op & 0xF [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/instruction.rs:125:5 [INFO] [stdout] | [INFO] [stdout] 125 | (op & 0x0FFF) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 125 - (op & 0x0FFF) [INFO] [stdout] 125 + op & 0x0FFF [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `sdl2` is imported redundantly [INFO] [stdout] --> src/keyboard.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use sdl2; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate sdl2; [INFO] [stdout] | ------------------ the item `sdl2` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.86s [INFO] running `Command { std: "docker" "inspect" "9ba336d72c47b074c45c747c1416c5a3f402cc03a06b0b102e9c56380f67afed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ba336d72c47b074c45c747c1416c5a3f402cc03a06b0b102e9c56380f67afed", kill_on_drop: false }` [INFO] [stdout] 9ba336d72c47b074c45c747c1416c5a3f402cc03a06b0b102e9c56380f67afed [INFO] checking Heasummn/Chip8-Rust against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeasummn%2FChip8-Rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Heasummn/Chip8-Rust 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/Heasummn/Chip8-Rust [INFO] finished tweaking git repo https://github.com/Heasummn/Chip8-Rust [INFO] tweaked toml for git repo https://github.com/Heasummn/Chip8-Rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Heasummn/Chip8-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d58c91978dac28d36cd777152bc4d0d8980a0b080d57a9cac6669d5af981a3b5 [INFO] running `Command { std: "docker" "start" "-a" "d58c91978dac28d36cd777152bc4d0d8980a0b080d57a9cac6669d5af981a3b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d58c91978dac28d36cd777152bc4d0d8980a0b080d57a9cac6669d5af981a3b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d58c91978dac28d36cd777152bc4d0d8980a0b080d57a9cac6669d5af981a3b5", kill_on_drop: false }` [INFO] [stdout] d58c91978dac28d36cd777152bc4d0d8980a0b080d57a9cac6669d5af981a3b5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2dfb2a1b71ec66a5e736bfaca18ecfa53ad6cee1a3a253b03b9f7dfbbc6f545d [INFO] running `Command { std: "docker" "start" "-a" "2dfb2a1b71ec66a5e736bfaca18ecfa53ad6cee1a3a253b03b9f7dfbbc6f545d", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling cfg-if v0.1.7 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling sdl2-sys v0.32.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [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_hc v0.1.0 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking sdl2 v0.32.1 [INFO] [stderr] Checking chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/instruction.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 106 | (op & 0xF) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 106 - (op & 0xF) [INFO] [stdout] 106 + op & 0xF [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/instruction.rs:125:5 [INFO] [stdout] | [INFO] [stdout] 125 | (op & 0x0FFF) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 125 - (op & 0x0FFF) [INFO] [stdout] 125 + op & 0x0FFF [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `sdl2` is imported redundantly [INFO] [stdout] --> src/keyboard.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use sdl2; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate sdl2; [INFO] [stdout] | ------------------ the item `sdl2` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/instruction.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 106 | (op & 0xF) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 106 - (op & 0xF) [INFO] [stdout] 106 + op & 0xF [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/instruction.rs:125:5 [INFO] [stdout] | [INFO] [stdout] 125 | (op & 0x0FFF) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 125 - (op & 0x0FFF) [INFO] [stdout] 125 + op & 0x0FFF [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `sdl2` is imported redundantly [INFO] [stdout] --> src/keyboard.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use sdl2; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate sdl2; [INFO] [stdout] | ------------------ the item `sdl2` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.66s [INFO] running `Command { std: "docker" "inspect" "2dfb2a1b71ec66a5e736bfaca18ecfa53ad6cee1a3a253b03b9f7dfbbc6f545d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2dfb2a1b71ec66a5e736bfaca18ecfa53ad6cee1a3a253b03b9f7dfbbc6f545d", kill_on_drop: false }` [INFO] [stdout] 2dfb2a1b71ec66a5e736bfaca18ecfa53ad6cee1a3a253b03b9f7dfbbc6f545d