[INFO] fetching crate chip8 0.1.1...
[INFO] testing chip8-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate chip8 0.1.1 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate chip8 0.1.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chip8 0.1.1
[INFO] finished tweaking crates.io crate chip8 0.1.1
[INFO] tweaked toml for crates.io crate chip8 0.1.1 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdccf34c67c2abec9f99e65bdbba5c38a546c0055239917b2c017c02a86352c1
[INFO] running `Command { std: "docker" "start" "-a" "fdccf34c67c2abec9f99e65bdbba5c38a546c0055239917b2c017c02a86352c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdccf34c67c2abec9f99e65bdbba5c38a546c0055239917b2c017c02a86352c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdccf34c67c2abec9f99e65bdbba5c38a546c0055239917b2c017c02a86352c1", kill_on_drop: false }`
[INFO] [stdout] fdccf34c67c2abec9f99e65bdbba5c38a546c0055239917b2c017c02a86352c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38e5711cc99479d66ed43966413039a17637c598e37a787a26fb43b20736a3d9
[INFO] running `Command { std: "docker" "start" "-a" "38e5711cc99479d66ed43966413039a17637c598e37a787a26fb43b20736a3d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip8 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:27:28
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn nnn(&self) -> u16 { (self.0 & 0x0fff) }
[INFO] [stdout]    |                            ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -     fn nnn(&self) -> u16 { (self.0 & 0x0fff) }
[INFO] [stdout] 27 +     fn nnn(&self) -> u16 { self.0 & 0x0fff }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "38e5711cc99479d66ed43966413039a17637c598e37a787a26fb43b20736a3d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e5711cc99479d66ed43966413039a17637c598e37a787a26fb43b20736a3d9", kill_on_drop: false }`
[INFO] [stdout] 38e5711cc99479d66ed43966413039a17637c598e37a787a26fb43b20736a3d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89b9c5e31e7099b1a2322adac94ebf6490b67c3e8d5c9ef99e3fb3d084cb7bba
[INFO] running `Command { std: "docker" "start" "-a" "89b9c5e31e7099b1a2322adac94ebf6490b67c3e8d5c9ef99e3fb3d084cb7bba", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2-sys v0.27.3
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:27:28
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn nnn(&self) -> u16 { (self.0 & 0x0fff) }
[INFO] [stdout]    |                            ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -     fn nnn(&self) -> u16 { (self.0 & 0x0fff) }
[INFO] [stdout] 27 +     fn nnn(&self) -> u16 { self.0 & 0x0fff }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.27.3
[INFO] [stderr]    Compiling chip8 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:27:28
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn nnn(&self) -> u16 { (self.0 & 0x0fff) }
[INFO] [stdout]    |                            ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -     fn nnn(&self) -> u16 { (self.0 & 0x0fff) }
[INFO] [stdout] 27 +     fn nnn(&self) -> u16 { self.0 & 0x0fff }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.33s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/chip8-3d4196cff24526f2)
[INFO] running `Command { std: "docker" "inspect" "89b9c5e31e7099b1a2322adac94ebf6490b67c3e8d5c9ef99e3fb3d084cb7bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b9c5e31e7099b1a2322adac94ebf6490b67c3e8d5c9ef99e3fb3d084cb7bba", kill_on_drop: false }`
[INFO] [stdout] 89b9c5e31e7099b1a2322adac94ebf6490b67c3e8d5c9ef99e3fb3d084cb7bba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cc362c919e91f2051b97449c256334706820d074179de959c558effc80c0d560
[INFO] running `Command { std: "docker" "start" "-a" "cc362c919e91f2051b97449c256334706820d074179de959c558effc80c0d560", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/lib.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn nnn(&self) -> u16 { (self.0 & 0x0fff) }
[INFO] [stderr]    |                            ^               ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 27 -     fn nnn(&self) -> u16 { (self.0 & 0x0fff) }
[INFO] [stderr] 27 +     fn nnn(&self) -> u16 { self.0 & 0x0fff }
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `chip8` (lib) generated 1 warning
[INFO] [stderr] warning: `chip8` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chip8-3d4196cff24526f2)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chip8
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn nnn(&self) -> u16 { (self.0 & 0x0fff) }
[INFO] [stderr]    |                            ^               ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 27 -     fn nnn(&self) -> u16 { (self.0 & 0x0fff) }
[INFO] [stderr] 27 +     fn nnn(&self) -> u16 { self.0 & 0x0fff }
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning 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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cc362c919e91f2051b97449c256334706820d074179de959c558effc80c0d560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc362c919e91f2051b97449c256334706820d074179de959c558effc80c0d560", kill_on_drop: false }`
[INFO] [stdout] cc362c919e91f2051b97449c256334706820d074179de959c558effc80c0d560