[INFO] cloning repository https://github.com/PhilippGackstatter/rustychip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PhilippGackstatter/rustychip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilippGackstatter%2Frustychip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilippGackstatter%2Frustychip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c619b21e60da1a899c0a2db3dce72f2fb26356c
[INFO] testing PhilippGackstatter/rustychip against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilippGackstatter%2Frustychip" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PhilippGackstatter/rustychip on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PhilippGackstatter/rustychip
[INFO] finished tweaking git repo https://github.com/PhilippGackstatter/rustychip
[INFO] tweaked toml for git repo https://github.com/PhilippGackstatter/rustychip written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/PhilippGackstatter/rustychip already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v0.15.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 234937dc1bffbee8b1850735e4a5180fe891e971ed4805e370cb4a087579d98b
[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" "234937dc1bffbee8b1850735e4a5180fe891e971ed4805e370cb4a087579d98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "234937dc1bffbee8b1850735e4a5180fe891e971ed4805e370cb4a087579d98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "234937dc1bffbee8b1850735e4a5180fe891e971ed4805e370cb4a087579d98b", kill_on_drop: false }`
[INFO] [stdout] 234937dc1bffbee8b1850735e4a5180fe891e971ed4805e370cb4a087579d98b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", 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] 630cad795714d10b4ee1c58a6324f36d81575edffae7f1e21cd5ee0053703593
[INFO] running `Command { std: "docker" "start" "-a" "630cad795714d10b4ee1c58a6324f36d81575edffae7f1e21cd5ee0053703593", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling inflate v0.4.3
[INFO] [stderr]    Compiling gif v0.10.0
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling stb_truetype v0.2.4
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling ordered-float v0.5.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]    Compiling rusttype v0.4.3
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling piston2d-graphics v0.26.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling glutin v0.14.0
[INFO] [stderr]    Compiling tempfile v3.0.4
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling wayland-sys v0.12.5
[INFO] [stderr]    Compiling gfx_core v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling wayland-kbd v0.13.1
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling wayland-window v0.13.3
[INFO] [stderr]    Compiling gfx v0.17.1
[INFO] [stderr]    Compiling gfx_device_gl v0.15.3
[INFO] [stderr]    Compiling winit v0.12.0
[INFO] [stderr]    Compiling piston-gfx_texture v0.32.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.51.0
[INFO] [stderr]    Compiling pistoncore-input v0.21.0
[INFO] [stderr]    Compiling pistoncore-window v0.32.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.37.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.47.0
[INFO] [stderr]    Compiling piston v0.37.0
[INFO] [stderr]    Compiling piston_window v0.80.0
[INFO] [stderr]    Compiling rusty_chip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/cpu.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ...   write!(
[INFO] [stdout] 26 | | ...       f,
[INFO] [stdout] 27 | | ...       "V0: {}\nV1: {}\nV2: {}\nV3: {}\nV4: {}\nV5: {}\nV6: {}\nV7: {}\nV8: {}\nV9: {}\nV10: {}\nV11: {}\nV12: {}\nV13: {}\nV14: {}\nV...
[INFO] [stdout] 28 | | ...       self.v[0], self.v[1], self.v[2],self.v[3], self.v[4], self.v[5],
[INFO] [stdout] 29 | | ...       self.v[6], self.v[7], self.v[8],self.v[9], self.v[10], self.v[11],
[INFO] [stdout] 30 | | ...       self.v[12], self.v[13], self.v[14],self.v[15]
[INFO] [stdout] 31 | | ...   );
[INFO] [stdout]    | |________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/cpu.rs:96:9
[INFO] [stdout]     |
[INFO] [stdout] 96  | /         write!(
[INFO] [stdout] 97  | |             f,
[INFO] [stdout] 98  | |             "{:?}\n{:?}\n{}sp: {}\nI: {}\ndraw: {}\n",
[INFO] [stdout] 99  | |             self.debug_current_opcode,
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |             self.draw_flag
[INFO] [stdout] 105 | |         );
[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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "630cad795714d10b4ee1c58a6324f36d81575edffae7f1e21cd5ee0053703593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "630cad795714d10b4ee1c58a6324f36d81575edffae7f1e21cd5ee0053703593", kill_on_drop: false }`
[INFO] [stdout] 630cad795714d10b4ee1c58a6324f36d81575edffae7f1e21cd5ee0053703593
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", 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] 6fc575f82b20103e7293d36d5b8a5450c0baa5ae1da4dc4548997e259bb3a5e2
[INFO] running `Command { std: "docker" "start" "-a" "6fc575f82b20103e7293d36d5b8a5450c0baa5ae1da4dc4548997e259bb3a5e2", kill_on_drop: false }`
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/cpu.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ...   write!(
[INFO] [stdout] 26 | | ...       f,
[INFO] [stdout] 27 | | ...       "V0: {}\nV1: {}\nV2: {}\nV3: {}\nV4: {}\nV5: {}\nV6: {}\nV7: {}\nV8: {}\nV9: {}\nV10: {}\nV11: {}\nV12: {}\nV13: {}\nV14: {}\nV...
[INFO] [stdout] 28 | | ...       self.v[0], self.v[1], self.v[2],self.v[3], self.v[4], self.v[5],
[INFO] [stdout] 29 | | ...       self.v[6], self.v[7], self.v[8],self.v[9], self.v[10], self.v[11],
[INFO] [stdout] 30 | | ...       self.v[12], self.v[13], self.v[14],self.v[15]
[INFO] [stdout] 31 | | ...   );
[INFO] [stdout]    | |________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/cpu.rs:96:9
[INFO] [stdout]     |
[INFO] [stdout] 96  | /         write!(
[INFO] [stdout] 97  | |             f,
[INFO] [stdout] 98  | |             "{:?}\n{:?}\n{}sp: {}\nI: {}\ndraw: {}\n",
[INFO] [stdout] 99  | |             self.debug_current_opcode,
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |             self.draw_flag
[INFO] [stdout] 105 | |         );
[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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rusty_chip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/cpu.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | / ...   write!(
[INFO] [stdout] 26 | | ...       f,
[INFO] [stdout] 27 | | ...       "V0: {}\nV1: {}\nV2: {}\nV3: {}\nV4: {}\nV5: {}\nV6: {}\nV7: {}\nV8: {}\nV9: {}\nV10: {}\nV11: {}\nV12: {}\nV13: {}\nV14: {}\nV...
[INFO] [stdout] 28 | | ...       self.v[0], self.v[1], self.v[2],self.v[3], self.v[4], self.v[5],
[INFO] [stdout] 29 | | ...       self.v[6], self.v[7], self.v[8],self.v[9], self.v[10], self.v[11],
[INFO] [stdout] 30 | | ...       self.v[12], self.v[13], self.v[14],self.v[15]
[INFO] [stdout] 31 | | ...   );
[INFO] [stdout]    | |________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/cpu.rs:96:9
[INFO] [stdout]     |
[INFO] [stdout] 96  | /         write!(
[INFO] [stdout] 97  | |             f,
[INFO] [stdout] 98  | |             "{:?}\n{:?}\n{}sp: {}\nI: {}\ndraw: {}\n",
[INFO] [stdout] 99  | |             self.debug_current_opcode,
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |             self.draw_flag
[INFO] [stdout] 105 | |         );
[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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "6fc575f82b20103e7293d36d5b8a5450c0baa5ae1da4dc4548997e259bb3a5e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fc575f82b20103e7293d36d5b8a5450c0baa5ae1da4dc4548997e259bb3a5e2", kill_on_drop: false }`
[INFO] [stdout] 6fc575f82b20103e7293d36d5b8a5450c0baa5ae1da4dc4548997e259bb3a5e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 86d015bcd448e50269b7732e7f6211384c759a347ba621c09d5cae41c5efac81
[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" "86d015bcd448e50269b7732e7f6211384c759a347ba621c09d5cae41c5efac81", kill_on_drop: false }`
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/cpu.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ...   write!(
[INFO] [stderr] 26 | | ...       f,
[INFO] [stderr] 27 | | ...       "V0: {}\nV1: {}\nV2: {}\nV3: {}\nV4: {}\nV5: {}\nV6: {}\nV7: {}\nV8: {}\nV9: {}\nV10: {}\nV11: {}\nV12: {}\nV13: {}\nV14: {}\nV...
[INFO] [stderr] 28 | | ...       self.v[0], self.v[1], self.v[2],self.v[3], self.v[4], self.v[5],
[INFO] [stderr] 29 | | ...       self.v[6], self.v[7], self.v[8],self.v[9], self.v[10], self.v[11],
[INFO] [stderr] 30 | | ...       self.v[12], self.v[13], self.v[14],self.v[15]
[INFO] [stderr] 31 | | ...   );
[INFO] [stderr]    | |________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/cpu.rs:96:9
[INFO] [stderr]     |
[INFO] [stderr] 96  | /         write!(
[INFO] [stderr] 97  | |             f,
[INFO] [stderr] 98  | |             "{:?}\n{:?}\n{}sp: {}\nI: {}\ndraw: {}\n",
[INFO] [stderr] 99  | |             self.debug_current_opcode,
[INFO] [stderr] ...   |
[INFO] [stderr] 104 | |             self.draw_flag
[INFO] [stderr] 105 | |         );
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/cpu.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 | / ...   write!(
[INFO] [stderr] 26 | | ...       f,
[INFO] [stderr] 27 | | ...       "V0: {}\nV1: {}\nV2: {}\nV3: {}\nV4: {}\nV5: {}\nV6: {}\nV7: {}\nV8: {}\nV9: {}\nV10: {}\nV11: {}\nV12: {}\nV13: {}\nV14: {}\nV...
[INFO] [stderr] 28 | | ...       self.v[0], self.v[1], self.v[2],self.v[3], self.v[4], self.v[5],
[INFO] [stderr] 29 | | ...       self.v[6], self.v[7], self.v[8],self.v[9], self.v[10], self.v[11],
[INFO] [stderr] 30 | | ...       self.v[12], self.v[13], self.v[14],self.v[15]
[INFO] [stderr] 31 | | ...   );
[INFO] [stderr]    | |________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/cpu.rs:96:9
[INFO] [stderr]     |
[INFO] [stderr] 96  | /         write!(
[INFO] [stderr] 97  | |             f,
[INFO] [stderr] 98  | |             "{:?}\n{:?}\n{}sp: {}\nI: {}\ndraw: {}\n",
[INFO] [stderr] 99  | |             self.debug_current_opcode,
[INFO] [stderr] ...   |
[INFO] [stderr] 104 | |             self.draw_flag
[INFO] [stderr] 105 | |         );
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusty_chip-a3b1874dd5b60eaf
[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]      Running /opt/rustwide/target/debug/deps/rusty_chip-bd55d1ba33022c8b
[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 rusty_chip
[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" "86d015bcd448e50269b7732e7f6211384c759a347ba621c09d5cae41c5efac81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d015bcd448e50269b7732e7f6211384c759a347ba621c09d5cae41c5efac81", kill_on_drop: false }`
[INFO] [stdout] 86d015bcd448e50269b7732e7f6211384c759a347ba621c09d5cae41c5efac81