Dec 17 23:44:09.564 INFO checking gitbugr/NES_Emulator against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 23:44:09.564 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/gitbugr/NES_Emulator:/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=forbid" "-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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 23:44:09.759 INFO [stdout] 2988531a7113e73f9090ecc20b11bab8cccedb845e33758e11527205c7de9ee3
Dec 17 23:44:09.761 INFO running `"docker" "start" "-a" "2988531a7113e73f9090ecc20b11bab8cccedb845e33758e11527205c7de9ee3"`
Dec 17 23:44:10.444 INFO [stderr]     Checking nes_emulator v0.0.1 (/opt/crater/workdir)
Dec 17 23:44:10.623 INFO [stderr] warning: unnecessary parentheses around `return` value
Dec 17 23:44:10.623 INFO [stderr]    --> src/main.rs:952:15
Dec 17 23:44:10.623 INFO [stderr]     |
Dec 17 23:44:10.623 INFO [stderr] 952 |         return(self.cpu_memory[0x01FF - self.sp as usize]);
Dec 17 23:44:10.623 INFO [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 23:44:10.624 INFO [stderr]     |
Dec 17 23:44:10.624 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 17 23:44:10.624 INFO [stderr] 
Dec 17 23:44:10.628 INFO [stderr] warning: unnecessary parentheses around `return` value
Dec 17 23:44:10.628 INFO [stderr]     --> src/main.rs:1012:11
Dec 17 23:44:10.628 INFO [stderr]      |
Dec 17 23:44:10.628 INFO [stderr] 1012 |     return(nb);
Dec 17 23:44:10.628 INFO [stderr]      |           ^^^^ help: remove these parentheses
Dec 17 23:44:10.628 INFO [stderr] 
Dec 17 23:44:10.628 INFO [stderr] warning: unnecessary parentheses around `return` value
Dec 17 23:44:10.628 INFO [stderr]     --> src/main.rs:1027:15
Dec 17 23:44:10.628 INFO [stderr]      |
Dec 17 23:44:10.628 INFO [stderr] 1027 |         return(true);
Dec 17 23:44:10.628 INFO [stderr]      |               ^^^^^^ help: remove these parentheses
Dec 17 23:44:10.628 INFO [stderr] 
Dec 17 23:44:10.628 INFO [stderr] warning: unnecessary parentheses around `return` value
Dec 17 23:44:10.628 INFO [stderr]     --> src/main.rs:1029:11
Dec 17 23:44:10.628 INFO [stderr]      |
Dec 17 23:44:10.628 INFO [stderr] 1029 |     return(false);
Dec 17 23:44:10.629 INFO [stderr]      |           ^^^^^^^ help: remove these parentheses
Dec 17 23:44:10.629 INFO [stderr] 
Dec 17 23:44:10.649 INFO [stderr] warning: unnecessary parentheses around `return` value
Dec 17 23:44:10.649 INFO [stderr]    --> src/main.rs:952:15
Dec 17 23:44:10.649 INFO [stderr]     |
Dec 17 23:44:10.649 INFO [stderr] 952 |         return(self.cpu_memory[0x01FF - self.sp as usize]);
Dec 17 23:44:10.649 INFO [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 23:44:10.649 INFO [stderr]     |
Dec 17 23:44:10.649 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 17 23:44:10.649 INFO [stderr] 
Dec 17 23:44:10.649 INFO [stderr] warning: unnecessary parentheses around `return` value
Dec 17 23:44:10.649 INFO [stderr]     --> src/main.rs:1012:11
Dec 17 23:44:10.649 INFO [stderr]      |
Dec 17 23:44:10.649 INFO [stderr] 1012 |     return(nb);
Dec 17 23:44:10.649 INFO [stderr]      |           ^^^^ help: remove these parentheses
Dec 17 23:44:10.649 INFO [stderr] 
Dec 17 23:44:10.652 INFO [stderr] warning: unnecessary parentheses around `return` value
Dec 17 23:44:10.652 INFO [stderr]     --> src/main.rs:1027:15
Dec 17 23:44:10.652 INFO [stderr]      |
Dec 17 23:44:10.652 INFO [stderr] 1027 |         return(true);
Dec 17 23:44:10.652 INFO [stderr]      |               ^^^^^^ help: remove these parentheses
Dec 17 23:44:10.652 INFO [stderr] 
Dec 17 23:44:10.652 INFO [stderr] warning: unnecessary parentheses around `return` value
Dec 17 23:44:10.652 INFO [stderr]     --> src/main.rs:1029:11
Dec 17 23:44:10.652 INFO [stderr]      |
Dec 17 23:44:10.652 INFO [stderr] 1029 |     return(false);
Dec 17 23:44:10.652 INFO [stderr]      |           ^^^^^^^ help: remove these parentheses
Dec 17 23:44:10.652 INFO [stderr] 
Dec 17 23:44:10.868 INFO [stderr] warning: unreachable pattern
Dec 17 23:44:10.868 INFO [stderr]    --> src/main.rs:209:13
Dec 17 23:44:10.868 INFO [stderr]     |
Dec 17 23:44:10.868 INFO [stderr] 209 |             0xBD =>{
Dec 17 23:44:10.868 INFO [stderr]     |             ^^^^
Dec 17 23:44:10.868 INFO [stderr]     |
Dec 17 23:44:10.868 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 17 23:44:10.868 INFO [stderr] 
Dec 17 23:44:10.868 INFO [stderr] warning: unreachable pattern
Dec 17 23:44:10.868 INFO [stderr]    --> src/main.rs:322:13
Dec 17 23:44:10.868 INFO [stderr]     |
Dec 17 23:44:10.868 INFO [stderr] 322 |             0x20 =>{
Dec 17 23:44:10.868 INFO [stderr]     |             ^^^^
Dec 17 23:44:10.868 INFO [stderr] 
Dec 17 23:44:10.868 INFO [stderr] warning: variable `has_cartram` is assigned to, but never used
Dec 17 23:44:10.868 INFO [stderr]   --> src/main.rs:64:17
Dec 17 23:44:10.868 INFO [stderr]    |
Dec 17 23:44:10.868 INFO [stderr] 64 |         let mut has_cartram:bool = false;
Dec 17 23:44:10.868 INFO [stderr]    |                 ^^^^^^^^^^^
Dec 17 23:44:10.868 INFO [stderr]    |
Dec 17 23:44:10.868 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 23:44:10.868 INFO [stderr]    = note: consider using `_has_cartram` instead
Dec 17 23:44:10.868 INFO [stderr] 
Dec 17 23:44:10.868 INFO [stderr] warning: variable `has_trainer` is assigned to, but never used
Dec 17 23:44:10.868 INFO [stderr]   --> src/main.rs:65:17
Dec 17 23:44:10.868 INFO [stderr]    |
Dec 17 23:44:10.868 INFO [stderr] 65 |         let mut has_trainer:bool = false;
Dec 17 23:44:10.868 INFO [stderr]    |                 ^^^^^^^^^^^
Dec 17 23:44:10.868 INFO [stderr]    |
Dec 17 23:44:10.868 INFO [stderr]    = note: consider using `_has_trainer` instead
Dec 17 23:44:10.868 INFO [stderr] 
Dec 17 23:44:10.868 INFO [stderr] warning: variable `region` is assigned to, but never used
Dec 17 23:44:10.868 INFO [stderr]   --> src/main.rs:66:17
Dec 17 23:44:10.868 INFO [stderr]    |
Dec 17 23:44:10.868 INFO [stderr] 66 |         let mut region:bool = false;
Dec 17 23:44:10.868 INFO [stderr]    |                 ^^^^^^
Dec 17 23:44:10.868 INFO [stderr]    |
Dec 17 23:44:10.868 INFO [stderr]    = note: consider using `_region` instead
Dec 17 23:44:10.869 INFO [stderr] 
Dec 17 23:44:10.869 INFO [stderr] warning: value assigned to `rom_mapper_type` is never read
Dec 17 23:44:10.869 INFO [stderr]   --> src/main.rs:67:17
Dec 17 23:44:10.869 INFO [stderr]    |
Dec 17 23:44:10.869 INFO [stderr] 67 |         let mut rom_mapper_type:u8 = 0;
Dec 17 23:44:10.869 INFO [stderr]    |                 ^^^^^^^^^^^^^^^
Dec 17 23:44:10.869 INFO [stderr]    |
Dec 17 23:44:10.869 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 23:44:10.869 INFO [stderr] 
Dec 17 23:44:10.869 INFO [stderr] warning: variable `rom_banks` is assigned to, but never used
Dec 17 23:44:10.869 INFO [stderr]   --> src/main.rs:69:17
Dec 17 23:44:10.869 INFO [stderr]    |
Dec 17 23:44:10.869 INFO [stderr] 69 |         let mut rom_banks:u8 = 0;
Dec 17 23:44:10.869 INFO [stderr]    |                 ^^^^^^^^^
Dec 17 23:44:10.869 INFO [stderr]    |
Dec 17 23:44:10.869 INFO [stderr]    = note: consider using `_rom_banks` instead
Dec 17 23:44:10.869 INFO [stderr] 
Dec 17 23:44:10.869 INFO [stderr] warning: value assigned to `rom_banks` is never read
Dec 17 23:44:10.869 INFO [stderr]   --> src/main.rs:78:9
Dec 17 23:44:10.869 INFO [stderr]    |
Dec 17 23:44:10.869 INFO [stderr] 78 |         rom_banks = buffer[4];
Dec 17 23:44:10.869 INFO [stderr]    |         ^^^^^^^^^
Dec 17 23:44:10.869 INFO [stderr] 
Dec 17 23:44:10.869 INFO [stderr] warning: value assigned to `has_cartram` is never read
Dec 17 23:44:10.869 INFO [stderr]   --> src/main.rs:84:52
Dec 17 23:44:10.869 INFO [stderr]    |
Dec 17 23:44:10.869 INFO [stderr] 84 |         if &buffer[6] & 0b00000010 == 0b00000010 { has_cartram=true; println!("Has on-cartridge ram!") }
Dec 17 23:44:10.869 INFO [stderr]    |                                                    ^^^^^^^^^^^
Dec 17 23:44:10.869 INFO [stderr] 
Dec 17 23:44:10.869 INFO [stderr] warning: value assigned to `has_trainer` is never read
Dec 17 23:44:10.869 INFO [stderr]   --> src/main.rs:96:52
Dec 17 23:44:10.869 INFO [stderr]    |
Dec 17 23:44:10.869 INFO [stderr] 96 |         if &buffer[6] & 0b00000100 == 0b00000100 { has_trainer=true; println!("Has trainer section!") }
Dec 17 23:44:10.869 INFO [stderr]    |                                                    ^^^^^^^^^^^
Dec 17 23:44:10.869 INFO [stderr] 
Dec 17 23:44:10.869 INFO [stderr] warning: value assigned to `region` is never read
Dec 17 23:44:10.869 INFO [stderr]    --> src/main.rs:101:52
Dec 17 23:44:10.869 INFO [stderr]     |
Dec 17 23:44:10.869 INFO [stderr] 101 |         if &buffer[9] & 0b00000001 == 0b00000001 { region=true; println!("Region: PAL"); }
Dec 17 23:44:10.869 INFO [stderr]     |                                                    ^^^^^^
Dec 17 23:44:10.869 INFO [stderr] 
Dec 17 23:44:10.916 INFO [stderr] warning: unreachable pattern
Dec 17 23:44:10.916 INFO [stderr]    --> src/main.rs:209:13
Dec 17 23:44:10.916 INFO [stderr]     |
Dec 17 23:44:10.916 INFO [stderr] 209 |             0xBD =>{
Dec 17 23:44:10.916 INFO [stderr]     |             ^^^^
Dec 17 23:44:10.916 INFO [stderr]     |
Dec 17 23:44:10.916 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 17 23:44:10.916 INFO [stderr] 
Dec 17 23:44:10.916 INFO [stderr] warning: unreachable pattern
Dec 17 23:44:10.916 INFO [stderr]    --> src/main.rs:322:13
Dec 17 23:44:10.916 INFO [stderr]     |
Dec 17 23:44:10.916 INFO [stderr] 322 |             0x20 =>{
Dec 17 23:44:10.916 INFO [stderr]     |             ^^^^
Dec 17 23:44:10.916 INFO [stderr] 
Dec 17 23:44:10.916 INFO [stderr] warning: variable `has_cartram` is assigned to, but never used
Dec 17 23:44:10.916 INFO [stderr]   --> src/main.rs:64:17
Dec 17 23:44:10.916 INFO [stderr]    |
Dec 17 23:44:10.916 INFO [stderr] 64 |         let mut has_cartram:bool = false;
Dec 17 23:44:10.916 INFO [stderr]    |                 ^^^^^^^^^^^
Dec 17 23:44:10.916 INFO [stderr]    |
Dec 17 23:44:10.916 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 23:44:10.916 INFO [stderr]    = note: consider using `_has_cartram` instead
Dec 17 23:44:10.916 INFO [stderr] 
Dec 17 23:44:10.916 INFO [stderr] warning: variable `has_trainer` is assigned to, but never used
Dec 17 23:44:10.916 INFO [stderr]   --> src/main.rs:65:17
Dec 17 23:44:10.916 INFO [stderr]    |
Dec 17 23:44:10.916 INFO [stderr] 65 |         let mut has_trainer:bool = false;
Dec 17 23:44:10.916 INFO [stderr]    |                 ^^^^^^^^^^^
Dec 17 23:44:10.916 INFO [stderr]    |
Dec 17 23:44:10.916 INFO [stderr]    = note: consider using `_has_trainer` instead
Dec 17 23:44:10.916 INFO [stderr] 
Dec 17 23:44:10.916 INFO [stderr] warning: variable `region` is assigned to, but never used
Dec 17 23:44:10.916 INFO [stderr]   --> src/main.rs:66:17
Dec 17 23:44:10.916 INFO [stderr]    |
Dec 17 23:44:10.916 INFO [stderr] 66 |         let mut region:bool = false;
Dec 17 23:44:10.916 INFO [stderr]    |                 ^^^^^^
Dec 17 23:44:10.916 INFO [stderr]    |
Dec 17 23:44:10.916 INFO [stderr]    = note: consider using `_region` instead
Dec 17 23:44:10.916 INFO [stderr] 
Dec 17 23:44:10.916 INFO [stderr] warning: value assigned to `rom_mapper_type` is never read
Dec 17 23:44:10.916 INFO [stderr]   --> src/main.rs:67:17
Dec 17 23:44:10.917 INFO [stderr]    |
Dec 17 23:44:10.917 INFO [stderr] 67 |         let mut rom_mapper_type:u8 = 0;
Dec 17 23:44:10.917 INFO [stderr]    |                 ^^^^^^^^^^^^^^^
Dec 17 23:44:10.917 INFO [stderr]    |
Dec 17 23:44:10.917 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 23:44:10.917 INFO [stderr] 
Dec 17 23:44:10.917 INFO [stderr] warning: variable `rom_banks` is assigned to, but never used
Dec 17 23:44:10.917 INFO [stderr]   --> src/main.rs:69:17
Dec 17 23:44:10.917 INFO [stderr]    |
Dec 17 23:44:10.917 INFO [stderr] 69 |         let mut rom_banks:u8 = 0;
Dec 17 23:44:10.917 INFO [stderr]    |                 ^^^^^^^^^
Dec 17 23:44:10.917 INFO [stderr]    |
Dec 17 23:44:10.917 INFO [stderr]    = note: consider using `_rom_banks` instead
Dec 17 23:44:10.917 INFO [stderr] 
Dec 17 23:44:10.917 INFO [stderr] warning: value assigned to `rom_banks` is never read
Dec 17 23:44:10.917 INFO [stderr]   --> src/main.rs:78:9
Dec 17 23:44:10.917 INFO [stderr]    |
Dec 17 23:44:10.917 INFO [stderr] 78 |         rom_banks = buffer[4];
Dec 17 23:44:10.917 INFO [stderr]    |         ^^^^^^^^^
Dec 17 23:44:10.917 INFO [stderr] 
Dec 17 23:44:10.917 INFO [stderr] warning: value assigned to `has_cartram` is never read
Dec 17 23:44:10.917 INFO [stderr]   --> src/main.rs:84:52
Dec 17 23:44:10.917 INFO [stderr]    |
Dec 17 23:44:10.917 INFO [stderr] 84 |         if &buffer[6] & 0b00000010 == 0b00000010 { has_cartram=true; println!("Has on-cartridge ram!") }
Dec 17 23:44:10.917 INFO [stderr]    |                                                    ^^^^^^^^^^^
Dec 17 23:44:10.917 INFO [stderr] 
Dec 17 23:44:10.917 INFO [stderr] warning: value assigned to `has_trainer` is never read
Dec 17 23:44:10.917 INFO [stderr]   --> src/main.rs:96:52
Dec 17 23:44:10.917 INFO [stderr]    |
Dec 17 23:44:10.917 INFO [stderr] 96 |         if &buffer[6] & 0b00000100 == 0b00000100 { has_trainer=true; println!("Has trainer section!") }
Dec 17 23:44:10.917 INFO [stderr]    |                                                    ^^^^^^^^^^^
Dec 17 23:44:10.917 INFO [stderr] 
Dec 17 23:44:10.917 INFO [stderr] warning: value assigned to `region` is never read
Dec 17 23:44:10.917 INFO [stderr]    --> src/main.rs:101:52
Dec 17 23:44:10.917 INFO [stderr]     |
Dec 17 23:44:10.917 INFO [stderr] 101 |         if &buffer[9] & 0b00000001 == 0b00000001 { region=true; println!("Region: PAL"); }
Dec 17 23:44:10.917 INFO [stderr]     |                                                    ^^^^^^
Dec 17 23:44:10.917 INFO [stderr] 
Dec 17 23:44:10.944 INFO [stderr] warning: variable does not need to be mutable
Dec 17 23:44:10.944 INFO [stderr]    --> src/main.rs:941:13
Dec 17 23:44:10.944 INFO [stderr]     |
Dec 17 23:44:10.944 INFO [stderr] 941 |         let mut addr = 0x01FF - self.sp as usize;
Dec 17 23:44:10.944 INFO [stderr]     |             ----^^^^
Dec 17 23:44:10.944 INFO [stderr]     |             |
Dec 17 23:44:10.944 INFO [stderr]     |             help: remove this `mut`
Dec 17 23:44:10.944 INFO [stderr]     |
Dec 17 23:44:10.944 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 23:44:10.944 INFO [stderr] 
Dec 17 23:44:10.952 INFO [stderr] warning: field is never used: `clock`
Dec 17 23:44:10.952 INFO [stderr]   --> src/main.rs:37:5
Dec 17 23:44:10.952 INFO [stderr]    |
Dec 17 23:44:10.952 INFO [stderr] 37 |     clock: f32,
Dec 17 23:44:10.952 INFO [stderr]    |     ^^^^^^^^^^
Dec 17 23:44:10.952 INFO [stderr]    |
Dec 17 23:44:10.952 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 23:44:10.952 INFO [stderr] 
Dec 17 23:44:10.952 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 23:44:10.952 INFO [stderr]   --> src/main.rs:72:9
Dec 17 23:44:10.952 INFO [stderr]    |
Dec 17 23:44:10.952 INFO [stderr] 72 |         file.read_to_end(&mut buffer);
Dec 17 23:44:10.952 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:44:10.952 INFO [stderr]    |
Dec 17 23:44:10.952 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 23:44:10.952 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 23:44:10.952 INFO [stderr] 
Dec 17 23:44:10.952 INFO [stderr] warning: comparison is useless due to type limits
Dec 17 23:44:10.952 INFO [stderr]    --> src/main.rs:439:20
Dec 17 23:44:10.952 INFO [stderr]     |
Dec 17 23:44:10.952 INFO [stderr] 439 |                 if res >= 0 { self.set_bitflag(0,true) }
Dec 17 23:44:10.952 INFO [stderr]     |                    ^^^^^^^^
Dec 17 23:44:10.952 INFO [stderr]     |
Dec 17 23:44:10.952 INFO [stderr]     = note: #[warn(unused_comparisons)] on by default
Dec 17 23:44:10.952 INFO [stderr] 
Dec 17 23:44:10.952 INFO [stderr] warning: comparison is useless due to type limits
Dec 17 23:44:10.952 INFO [stderr]    --> src/main.rs:454:20
Dec 17 23:44:10.952 INFO [stderr]     |
Dec 17 23:44:10.952 INFO [stderr] 454 |                 if res >= 0 { self.set_bitflag(0,true) }
Dec 17 23:44:10.952 INFO [stderr]     |                    ^^^^^^^^
Dec 17 23:44:10.952 INFO [stderr] 
Dec 17 23:44:10.988 INFO [stderr] warning: variable does not need to be mutable
Dec 17 23:44:10.990 INFO [stderr]    --> src/main.rs:941:13
Dec 17 23:44:10.990 INFO [stderr]     |
Dec 17 23:44:10.990 INFO [stderr] 941 |         let mut addr = 0x01FF - self.sp as usize;
Dec 17 23:44:10.990 INFO [stderr]     |             ----^^^^
Dec 17 23:44:10.990 INFO [stderr]     |             |
Dec 17 23:44:10.990 INFO [stderr]     |             help: remove this `mut`
Dec 17 23:44:10.990 INFO [stderr]     |
Dec 17 23:44:10.990 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 23:44:10.990 INFO [stderr] 
Dec 17 23:44:10.996 INFO [stderr] warning: field is never used: `clock`
Dec 17 23:44:10.996 INFO [stderr]   --> src/main.rs:37:5
Dec 17 23:44:10.996 INFO [stderr]    |
Dec 17 23:44:10.996 INFO [stderr] 37 |     clock: f32,
Dec 17 23:44:10.996 INFO [stderr]    |     ^^^^^^^^^^
Dec 17 23:44:10.996 INFO [stderr]    |
Dec 17 23:44:10.996 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 23:44:10.996 INFO [stderr] 
Dec 17 23:44:10.996 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 23:44:10.996 INFO [stderr]   --> src/main.rs:72:9
Dec 17 23:44:10.996 INFO [stderr]    |
Dec 17 23:44:10.996 INFO [stderr] 72 |         file.read_to_end(&mut buffer);
Dec 17 23:44:10.996 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:44:10.996 INFO [stderr]    |
Dec 17 23:44:10.996 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 23:44:10.996 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 23:44:10.996 INFO [stderr] 
Dec 17 23:44:10.996 INFO [stderr] warning: comparison is useless due to type limits
Dec 17 23:44:10.996 INFO [stderr]    --> src/main.rs:439:20
Dec 17 23:44:10.996 INFO [stderr]     |
Dec 17 23:44:10.996 INFO [stderr] 439 |                 if res >= 0 { self.set_bitflag(0,true) }
Dec 17 23:44:10.996 INFO [stderr]     |                    ^^^^^^^^
Dec 17 23:44:10.996 INFO [stderr]     |
Dec 17 23:44:10.996 INFO [stderr]     = note: #[warn(unused_comparisons)] on by default
Dec 17 23:44:10.996 INFO [stderr] 
Dec 17 23:44:10.996 INFO [stderr] warning: comparison is useless due to type limits
Dec 17 23:44:10.996 INFO [stderr]    --> src/main.rs:454:20
Dec 17 23:44:10.996 INFO [stderr]     |
Dec 17 23:44:10.996 INFO [stderr] 454 |                 if res >= 0 { self.set_bitflag(0,true) }
Dec 17 23:44:10.996 INFO [stderr]     |                    ^^^^^^^^
Dec 17 23:44:10.996 INFO [stderr] 
Dec 17 23:44:11.020 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
Dec 17 23:44:11.399 INFO running `"docker" "inspect" "2988531a7113e73f9090ecc20b11bab8cccedb845e33758e11527205c7de9ee3"`
Dec 17 23:44:11.477 INFO running `"docker" "rm" "-f" "2988531a7113e73f9090ecc20b11bab8cccedb845e33758e11527205c7de9ee3"`
Dec 17 23:44:11.580 INFO [stdout] 2988531a7113e73f9090ecc20b11bab8cccedb845e33758e11527205c7de9ee3