[INFO] updating cached repository JorinTielen/maki8 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/JorinTielen/maki8 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/JorinTielen/maki8" "work/ex/beta-1.38-1/sources/1.37.0/gh/JorinTielen/maki8"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/JorinTielen/maki8'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/JorinTielen/maki8" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JorinTielen/maki8"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JorinTielen/maki8'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6d02c39a6426ac197f9b12f340b6868c8d99e9d9 [INFO] sha for GitHub repo JorinTielen/maki8: 6d02c39a6426ac197f9b12f340b6868c8d99e9d9 [INFO] validating manifest of JorinTielen/maki8 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of JorinTielen/maki8 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing JorinTielen/maki8 [INFO] finished frobbing JorinTielen/maki8 [INFO] frobbed toml for JorinTielen/maki8 written to work/ex/beta-1.38-1/sources/1.37.0/gh/JorinTielen/maki8/Cargo.toml [INFO] started frobbing JorinTielen/maki8 [INFO] finished frobbing JorinTielen/maki8 [INFO] frobbed toml for JorinTielen/maki8 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JorinTielen/maki8/Cargo.toml [INFO] crate JorinTielen/maki8 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing JorinTielen/maki8 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/JorinTielen/maki8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] dcc896b522a37ce21482cc956094d5ec9932c81e185e3e43475905ade7317910 [INFO] running `"docker" "start" "-a" "dcc896b522a37ce21482cc956094d5ec9932c81e185e3e43475905ade7317910"` [INFO] [stderr] Compiling sdl2 v0.31.0 [INFO] [stderr] Compiling maki8 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `sdl2::pixels::Color` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use sdl2::pixels::Color; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `frame` is assigned to, but never used [INFO] [stderr] --> src/main.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | let mut frame = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] = note: consider using `_frame` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/cpu.rs:84:13 [INFO] [stderr] | [INFO] [stderr] 84 | let y = ((self.op & 0x00F0) >> 4) as usize; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/cpu.rs:165:21 [INFO] [stderr] | [INFO] [stderr] 165 | let mut value = rng.gen::(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `start` [INFO] [stderr] --> src/chip8.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn start(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `WaitForInput` [INFO] [stderr] --> src/cpu.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | WaitForInput, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `gfx` [INFO] [stderr] --> src/cpu.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | gfx: [u8; 64 * 32], //Display buffer [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `read_byte` [INFO] [stderr] --> src/ram.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn read_byte(&self, i: usize) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_sdl_gl_driver` [INFO] [stderr] --> src/main.rs:75:1 [INFO] [stderr] | [INFO] [stderr] 75 | fn find_sdl_gl_driver() -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: structure field `V` should have a snake case name [INFO] [stderr] --> src/cpu.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | V: [u8; 16], //V Registers [INFO] [stderr] | ^ help: convert the identifier to snake case: `v` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::num::::wrapping_add` that must be used [INFO] [stderr] --> src/cpu.rs:167:17 [INFO] [stderr] | [INFO] [stderr] 167 | value.wrapping_add(kk); //Should this overflow? probably. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this returns the result of the operation, without modifying the original [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.46s [INFO] running `"docker" "inspect" "dcc896b522a37ce21482cc956094d5ec9932c81e185e3e43475905ade7317910"` [INFO] running `"docker" "rm" "-f" "dcc896b522a37ce21482cc956094d5ec9932c81e185e3e43475905ade7317910"` [INFO] [stdout] dcc896b522a37ce21482cc956094d5ec9932c81e185e3e43475905ade7317910 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/JorinTielen/maki8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 9d60915db9e92a199f9b194ce2f559ab68c07b58c4fe32b6bae557d331ae54a2 [INFO] running `"docker" "start" "-a" "9d60915db9e92a199f9b194ce2f559ab68c07b58c4fe32b6bae557d331ae54a2"` [INFO] [stderr] Compiling maki8 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `sdl2::pixels::Color` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use sdl2::pixels::Color; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `frame` is assigned to, but never used [INFO] [stderr] --> src/main.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | let mut frame = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] = note: consider using `_frame` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/cpu.rs:84:13 [INFO] [stderr] | [INFO] [stderr] 84 | let y = ((self.op & 0x00F0) >> 4) as usize; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/cpu.rs:165:21 [INFO] [stderr] | [INFO] [stderr] 165 | let mut value = rng.gen::(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `start` [INFO] [stderr] --> src/chip8.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn start(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `WaitForInput` [INFO] [stderr] --> src/cpu.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | WaitForInput, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `gfx` [INFO] [stderr] --> src/cpu.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | gfx: [u8; 64 * 32], //Display buffer [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `read_byte` [INFO] [stderr] --> src/ram.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn read_byte(&self, i: usize) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_sdl_gl_driver` [INFO] [stderr] --> src/main.rs:75:1 [INFO] [stderr] | [INFO] [stderr] 75 | fn find_sdl_gl_driver() -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: structure field `V` should have a snake case name [INFO] [stderr] --> src/cpu.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | V: [u8; 16], //V Registers [INFO] [stderr] | ^ help: convert the identifier to snake case: `v` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::num::::wrapping_add` that must be used [INFO] [stderr] --> src/cpu.rs:167:17 [INFO] [stderr] | [INFO] [stderr] 167 | value.wrapping_add(kk); //Should this overflow? probably. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this returns the result of the operation, without modifying the original [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `"docker" "inspect" "9d60915db9e92a199f9b194ce2f559ab68c07b58c4fe32b6bae557d331ae54a2"` [INFO] running `"docker" "rm" "-f" "9d60915db9e92a199f9b194ce2f559ab68c07b58c4fe32b6bae557d331ae54a2"` [INFO] [stdout] 9d60915db9e92a199f9b194ce2f559ab68c07b58c4fe32b6bae557d331ae54a2 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/JorinTielen/maki8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 27671bf0256765d1537c5e8219b38848a8c51f434fb71d4009cea373ec387510 [INFO] running `"docker" "start" "-a" "27671bf0256765d1537c5e8219b38848a8c51f434fb71d4009cea373ec387510"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.91s [INFO] [stderr] Running /opt/crater/target/debug/deps/maki8-fdcd55a3d0a39d08 [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 `"docker" "inspect" "27671bf0256765d1537c5e8219b38848a8c51f434fb71d4009cea373ec387510"` [INFO] running `"docker" "rm" "-f" "27671bf0256765d1537c5e8219b38848a8c51f434fb71d4009cea373ec387510"` [INFO] [stdout] 27671bf0256765d1537c5e8219b38848a8c51f434fb71d4009cea373ec387510