[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd2f1d79ba4bbcd1bb8453fd792f58d06c41e4f6
[INFO] testing Heasummn/Chip8-Rust against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeasummn%2FChip8-Rust" "/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/Heasummn/Chip8-Rust on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", 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-4/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: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c648fc4dc86fa1b506dccd04efb97d3cab964e88a8962656d19507d361ee94ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c648fc4dc86fa1b506dccd04efb97d3cab964e88a8962656d19507d361ee94ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c648fc4dc86fa1b506dccd04efb97d3cab964e88a8962656d19507d361ee94ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c648fc4dc86fa1b506dccd04efb97d3cab964e88a8962656d19507d361ee94ae", kill_on_drop: false }`
[INFO] [stdout] c648fc4dc86fa1b506dccd04efb97d3cab964e88a8962656d19507d361ee94ae
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3eb384e5a9e4f11cc5e7187dd676a50430847dcc40651c612707349f7b4067b6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3eb384e5a9e4f11cc5e7187dd676a50430847dcc40651c612707349f7b4067b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling sdl2-sys v0.32.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.32.1
[INFO] [stderr]    Compiling 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]     |     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |     ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.91s
[INFO] running `Command { std: "docker" "inspect" "3eb384e5a9e4f11cc5e7187dd676a50430847dcc40651c612707349f7b4067b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb384e5a9e4f11cc5e7187dd676a50430847dcc40651c612707349f7b4067b6", kill_on_drop: false }`
[INFO] [stdout] 3eb384e5a9e4f11cc5e7187dd676a50430847dcc40651c612707349f7b4067b6
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ae86f2b0f00d3b1af807c39b6f05300a386a5acc593866cd3e8e7b1a5e33b07
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9ae86f2b0f00d3b1af807c39b6f05300a386a5acc593866cd3e8e7b1a5e33b07", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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]     |     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |     ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[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]     |     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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]     |     ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "9ae86f2b0f00d3b1af807c39b6f05300a386a5acc593866cd3e8e7b1a5e33b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ae86f2b0f00d3b1af807c39b6f05300a386a5acc593866cd3e8e7b1a5e33b07", kill_on_drop: false }`
[INFO] [stdout] 9ae86f2b0f00d3b1af807c39b6f05300a386a5acc593866cd3e8e7b1a5e33b07
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 677dfd2b7f07fe7b74dc7b0cb52c06540a0dc75dd45058805c87699126f4aef8
[INFO] running `Command { std: "docker" "start" "-a" "677dfd2b7f07fe7b74dc7b0cb52c06540a0dc75dd45058805c87699126f4aef8", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/instruction.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 106 |     (op & 0xF)
[INFO] [stderr]     |     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/instruction.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 125 |     (op & 0x0FFF)
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/instruction.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 106 |     (op & 0xF)
[INFO] [stderr]     |     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/instruction.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 125 |     (op & 0x0FFF)
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chip8_cpu-2e24c179a0e66bab
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test cpu::tests::test_addo ... ok
[INFO] [stdout] test cpu::tests::test_add ... ok
[INFO] [stdout] test cpu::tests::test_sne ... ok
[INFO] [stdout] test cpu::tests::test_jmp ... ok
[INFO] [stdout] test cpu::tests::test_jmp_a ... ok
[INFO] [stdout] test cpu::tests::test_and ... ok
[INFO] [stdout] test cpu::tests::test_ld_b ... ok
[INFO] [stdout] test instruction::tests::test_conv_binop ... ok
[INFO] [stdout] test instruction::tests::test_conv_fx ... ok
[INFO] [stdout] test cpu::tests::test_shr ... ok
[INFO] [stdout] test instruction::tests::test_conv_addo ... ok
[INFO] [stdout] test cpu::tests::test_ld ... ok
[INFO] [stdout] test instruction::tests::test_conv_ld_i ... ok
[INFO] [stdout] test instruction::tests::test_conv_jmp ... ok
[INFO] [stdout] test instruction::tests::test_conv_jmp_a ... ok
[INFO] [stdout] test instruction::tests::test_conv_sne ... ok
[INFO] [stdout] test cpu::tests::test_ld_i ... ok
[INFO] [stdout] test cpu::tests::test_sub ... ok
[INFO] [stdout] test cpu::tests::test_subn ... ok
[INFO] [stdout] test cpu::tests::test_shl ... ok
[INFO] [stdout] test cpu::tests::test_or ... ok
[INFO] [stdout] test cpu::tests::test_xor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chip8-f2ed7e32f5f0a891
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chip8_cpu
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/instruction.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 106 |     (op & 0xF)
[INFO] [stderr]     |     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/instruction.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 125 |     (op & 0x0FFF)
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "677dfd2b7f07fe7b74dc7b0cb52c06540a0dc75dd45058805c87699126f4aef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "677dfd2b7f07fe7b74dc7b0cb52c06540a0dc75dd45058805c87699126f4aef8", kill_on_drop: false }`
[INFO] [stdout] 677dfd2b7f07fe7b74dc7b0cb52c06540a0dc75dd45058805c87699126f4aef8