[INFO] updating cached repository nryaskin/simulator [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/nryaskin/simulator [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/nryaskin/simulator" "work/ex/beta-1.38-1/sources/1.37.0/gh/nryaskin/simulator"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nryaskin/simulator'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/nryaskin/simulator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nryaskin/simulator"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nryaskin/simulator'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9b4bcc7c1aa8ee0b09452eeb6d6b029bef566993 [INFO] sha for GitHub repo nryaskin/simulator: 9b4bcc7c1aa8ee0b09452eeb6d6b029bef566993 [INFO] validating manifest of nryaskin/simulator 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 nryaskin/simulator 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 nryaskin/simulator [INFO] finished frobbing nryaskin/simulator [INFO] frobbed toml for nryaskin/simulator written to work/ex/beta-1.38-1/sources/1.37.0/gh/nryaskin/simulator/Cargo.toml [INFO] started frobbing nryaskin/simulator [INFO] finished frobbing nryaskin/simulator [INFO] frobbed toml for nryaskin/simulator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nryaskin/simulator/Cargo.toml [INFO] crate nryaskin/simulator 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 nryaskin/simulator 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nryaskin/simulator:/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] 28528df802c9f16f2290f07136cf34a151b095720789ddcc50ed145fbda61b94 [INFO] running `"docker" "start" "-a" "28528df802c9f16f2290f07136cf34a151b095720789ddcc50ed145fbda61b94"` [INFO] [stderr] Compiling disassembler v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::result` [INFO] [stderr] --> src/chip8/cpu.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::result; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `self::rand::prelude::*` [INFO] [stderr] --> src/chip8/cpu.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use self::rand::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::result` [INFO] [stderr] --> src/chip8/mod.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::result; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `memory` [INFO] [stderr] --> src/chip8/cpu.rs:193:26 [INFO] [stderr] | [INFO] [stderr] 193 | fn disp_clear(&self, memory: & mut Memory) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_memory` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `r_y` [INFO] [stderr] --> src/chip8/cpu.rs:292:48 [INFO] [stderr] | [INFO] [stderr] 292 | fn bit_right_shift(& mut self, r_x: usize, r_y: usize) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_r_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `r_y` [INFO] [stderr] --> src/chip8/cpu.rs:309:47 [INFO] [stderr] | [INFO] [stderr] 309 | fn bit_left_shift(& mut self, r_x: usize, r_y: usize) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_r_y` [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `CHIP8_V0_REGISTER` [INFO] [stderr] --> src/chip8/cpu.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | const CHIP8_V0_REGISTER: usize = 0x0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mem_size` [INFO] [stderr] --> src/chip8/memory.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn mem_size(& self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Keypad` [INFO] [stderr] --> src/chip8/keypad.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | pub struct Keypad { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_mem` [INFO] [stderr] --> src/chip8/mod.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn get_mem(&self, addr: u16) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | chip.emulate_cycle(); [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] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.39s [INFO] running `"docker" "inspect" "28528df802c9f16f2290f07136cf34a151b095720789ddcc50ed145fbda61b94"` [INFO] running `"docker" "rm" "-f" "28528df802c9f16f2290f07136cf34a151b095720789ddcc50ed145fbda61b94"` [INFO] [stdout] 28528df802c9f16f2290f07136cf34a151b095720789ddcc50ed145fbda61b94 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nryaskin/simulator:/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] 6d33652bc1780e00c185ea4a8357111456444d823ac4dfbabf8ca306a86d368d [INFO] running `"docker" "start" "-a" "6d33652bc1780e00c185ea4a8357111456444d823ac4dfbabf8ca306a86d368d"` [INFO] [stderr] Compiling disassembler v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::result` [INFO] [stderr] --> src/chip8/cpu.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::result; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `self::rand::prelude::*` [INFO] [stderr] --> src/chip8/cpu.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use self::rand::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::result` [INFO] [stderr] --> src/chip8/mod.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::result; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `memory` [INFO] [stderr] --> src/chip8/cpu.rs:193:26 [INFO] [stderr] | [INFO] [stderr] 193 | fn disp_clear(&self, memory: & mut Memory) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_memory` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `r_y` [INFO] [stderr] --> src/chip8/cpu.rs:292:48 [INFO] [stderr] | [INFO] [stderr] 292 | fn bit_right_shift(& mut self, r_x: usize, r_y: usize) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_r_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `r_y` [INFO] [stderr] --> src/chip8/cpu.rs:309:47 [INFO] [stderr] | [INFO] [stderr] 309 | fn bit_left_shift(& mut self, r_x: usize, r_y: usize) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_r_y` [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `CHIP8_V0_REGISTER` [INFO] [stderr] --> src/chip8/cpu.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | const CHIP8_V0_REGISTER: usize = 0x0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mem_size` [INFO] [stderr] --> src/chip8/memory.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn mem_size(& self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Keypad` [INFO] [stderr] --> src/chip8/keypad.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | pub struct Keypad { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_mem` [INFO] [stderr] --> src/chip8/mod.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn get_mem(&self, addr: u16) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | chip.emulate_cycle(); [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] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `"docker" "inspect" "6d33652bc1780e00c185ea4a8357111456444d823ac4dfbabf8ca306a86d368d"` [INFO] running `"docker" "rm" "-f" "6d33652bc1780e00c185ea4a8357111456444d823ac4dfbabf8ca306a86d368d"` [INFO] [stdout] 6d33652bc1780e00c185ea4a8357111456444d823ac4dfbabf8ca306a86d368d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nryaskin/simulator:/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] 921fa1a971d24a04dac0ee400167e0746c06319e602ee3a7d63f88aae13e905c [INFO] running `"docker" "start" "-a" "921fa1a971d24a04dac0ee400167e0746c06319e602ee3a7d63f88aae13e905c"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/disassembler-d46994260f6a5064 [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" "921fa1a971d24a04dac0ee400167e0746c06319e602ee3a7d63f88aae13e905c"` [INFO] running `"docker" "rm" "-f" "921fa1a971d24a04dac0ee400167e0746c06319e602ee3a7d63f88aae13e905c"` [INFO] [stdout] 921fa1a971d24a04dac0ee400167e0746c06319e602ee3a7d63f88aae13e905c