[INFO] updating cached repository acmiyaguchi/chip8-rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/acmiyaguchi/chip8-rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/acmiyaguchi/chip8-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/acmiyaguchi/chip8-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/acmiyaguchi/chip8-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/acmiyaguchi/chip8-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/acmiyaguchi/chip8-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/acmiyaguchi/chip8-rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 707af4af63de8c3e3e9366c0c1e06d050eade9a6 [INFO] sha for GitHub repo acmiyaguchi/chip8-rust: 707af4af63de8c3e3e9366c0c1e06d050eade9a6 [INFO] validating manifest of acmiyaguchi/chip8-rust 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 acmiyaguchi/chip8-rust 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 acmiyaguchi/chip8-rust [INFO] finished frobbing acmiyaguchi/chip8-rust [INFO] frobbed toml for acmiyaguchi/chip8-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/acmiyaguchi/chip8-rust/Cargo.toml [INFO] started frobbing acmiyaguchi/chip8-rust [INFO] finished frobbing acmiyaguchi/chip8-rust [INFO] frobbed toml for acmiyaguchi/chip8-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/acmiyaguchi/chip8-rust/Cargo.toml [INFO] crate acmiyaguchi/chip8-rust 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing acmiyaguchi/chip8-rust 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/acmiyaguchi/chip8-rust:/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] 2550429b6dc73a6127277541869698bfadd13061d187742522e21653e43cecfa [INFO] running `"docker" "start" "-a" "2550429b6dc73a6127277541869698bfadd13061d187742522e21653e43cecfa"` [INFO] [stderr] Compiling libc v0.2.22 [INFO] [stderr] Compiling rayon-core v1.0.0 [INFO] [stderr] Compiling deque v0.3.2 [INFO] [stderr] Compiling adler32 v1.0.0 [INFO] [stderr] Compiling odds v0.2.25 [INFO] [stderr] Compiling inflate v0.2.0 [INFO] [stderr] Compiling shader_version v0.2.2 [INFO] [stderr] Compiling linked-hash-map v0.0.10 [INFO] [stderr] Compiling piston-texture v0.5.0 [INFO] [stderr] Compiling serde_json v0.9.10 [INFO] [stderr] Compiling num-integer v0.1.34 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling x11-dl v2.13.0 [INFO] [stderr] Compiling draw_state v0.7.0 [INFO] [stderr] Compiling vecmath v0.3.0 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling num_cpus v1.4.0 [INFO] [stderr] Compiling shared_library v0.1.5 [INFO] [stderr] Compiling wayland-scanner v0.7.8 [INFO] [stderr] Compiling gl_generator v0.5.2 [INFO] [stderr] Compiling deflate v0.7.8 [INFO] [stderr] Compiling pistoncore-input v0.18.0 [INFO] [stderr] Compiling num-iter v0.1.33 [INFO] [stderr] Compiling num-rational v0.1.36 [INFO] [stderr] Compiling nodrop v0.1.9 [INFO] [stderr] Compiling gfx_core v0.7.0 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling piston2d-graphics v0.21.1 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling arrayvec v0.3.23 [INFO] [stderr] Compiling fs2 v0.2.5 [INFO] [stderr] Compiling wayland-client v0.7.8 [INFO] [stderr] Compiling tempfile v2.1.5 [INFO] [stderr] Compiling pistoncore-window v0.27.0 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling memmap v0.4.0 [INFO] [stderr] Compiling gfx_gl v0.3.1 [INFO] [stderr] Compiling gl v0.6.1 [INFO] [stderr] Compiling glutin v0.7.4 [INFO] [stderr] Compiling rusttype v0.2.1 [INFO] [stderr] Compiling pistoncore-event_loop v0.32.0 [INFO] [stderr] Compiling target_build_utils v0.3.0 [INFO] [stderr] Compiling rayon v0.7.0 [INFO] [stderr] warning[E0311]: the parameter type `K` may not live long enough [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:81:19 [INFO] [stderr] | [INFO] [stderr] 81 | match node.force() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider adding an explicit lifetime bound for `K` [INFO] [stderr] note: the parameter type `K` must be valid for the anonymous lifetime #1 defined on the function body at 77:9... [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | / fn clone_subtree( [INFO] [stderr] 78 | | node: node::NodeRef) [INFO] [stderr] 79 | | -> BTreeMap { [INFO] [stderr] 80 | | [INFO] [stderr] ... | [INFO] [stderr] 136| | } [INFO] [stderr] 137| | } [INFO] [stderr] | |_________^ [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] warning[E0311]: the parameter type `V` may not live long enough [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:81:19 [INFO] [stderr] | [INFO] [stderr] 81 | match node.force() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider adding an explicit lifetime bound for `V` [INFO] [stderr] note: the parameter type `V` must be valid for the anonymous lifetime #1 defined on the function body at 77:9... [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | / fn clone_subtree( [INFO] [stderr] 78 | | node: node::NodeRef) [INFO] [stderr] 79 | | -> BTreeMap { [INFO] [stderr] 80 | | [INFO] [stderr] ... | [INFO] [stderr] 136| | } [INFO] [stderr] 137| | } [INFO] [stderr] | |_________^ [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling png v0.7.0 [INFO] [stderr] Compiling piston v0.32.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.12 [INFO] [stderr] Compiling image v0.13.0 [INFO] [stderr] Compiling libloading v0.3.4 [INFO] [stderr] Compiling dlib v0.3.1 [INFO] [stderr] Compiling wayland-sys v0.7.8 [INFO] [stderr] Compiling wayland-kbd v0.6.3 [INFO] [stderr] Compiling wayland-window v0.4.4 [INFO] [stderr] Compiling winit v0.5.11 [INFO] [stderr] Compiling gfx v0.15.1 [INFO] [stderr] Compiling gfx_device_gl v0.14.0 [INFO] [stderr] Compiling pistoncore-glutin_window v0.36.0 [INFO] [stderr] Compiling piston-gfx_texture v0.23.0 [INFO] [stderr] Compiling piston2d-gfx_graphics v0.39.0 [INFO] [stderr] Compiling piston_window v0.65.0 [INFO] [stderr] Compiling chip8-rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:369:21 [INFO] [stderr] | [INFO] [stderr] 369 | if let Some(args) = e.render_args() { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:379:21 [INFO] [stderr] | [INFO] [stderr] 379 | if let Some(args) = e.update_args() { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:146:13 [INFO] [stderr] | [INFO] [stderr] 146 | let mut mem = &mut self.memory; [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: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:147:13 [INFO] [stderr] | [INFO] [stderr] 147 | let mut reg = &mut self.register; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:148:13 [INFO] [stderr] | [INFO] [stderr] 148 | let mut stack = &mut self.stack; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: structure field `register_I` should have a snake case name [INFO] [stderr] --> src/main.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | register_I: u16, [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `register_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:118:9 [INFO] [stderr] | [INFO] [stderr] 118 | f.read(&mut self.memory[0x200..]); [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] warning: variable `I` should have a snake case name [INFO] [stderr] --> src/main.rs:149:17 [INFO] [stderr] | [INFO] [stderr] 149 | let mut I = self.register_I; [INFO] [stderr] | ^ help: convert the identifier to snake case: `i` [INFO] [stderr] [INFO] [stderr] warning: variable `PC` should have a snake case name [INFO] [stderr] --> src/main.rs:150:17 [INFO] [stderr] | [INFO] [stderr] 150 | let mut PC = self.program_counter; [INFO] [stderr] | ^^ help: convert the identifier to snake case: `pc` [INFO] [stderr] [INFO] [stderr] warning: variable `SP` should have a snake case name [INFO] [stderr] --> src/main.rs:151:17 [INFO] [stderr] | [INFO] [stderr] 151 | let mut SP = self.stack_pointer; [INFO] [stderr] | ^^ help: convert the identifier to snake case: `sp` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 20s [INFO] running `"docker" "inspect" "2550429b6dc73a6127277541869698bfadd13061d187742522e21653e43cecfa"` [INFO] running `"docker" "rm" "-f" "2550429b6dc73a6127277541869698bfadd13061d187742522e21653e43cecfa"` [INFO] [stdout] 2550429b6dc73a6127277541869698bfadd13061d187742522e21653e43cecfa [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/acmiyaguchi/chip8-rust:/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] 1216aa6e1fed94bd37c7c5a3699ea8c54afc8411220b024679f4b6b9ab10cd17 [INFO] running `"docker" "start" "-a" "1216aa6e1fed94bd37c7c5a3699ea8c54afc8411220b024679f4b6b9ab10cd17"` [INFO] [stderr] Compiling chip8-rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:369:21 [INFO] [stderr] | [INFO] [stderr] 369 | if let Some(args) = e.render_args() { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:379:21 [INFO] [stderr] | [INFO] [stderr] 379 | if let Some(args) = e.update_args() { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:146:13 [INFO] [stderr] | [INFO] [stderr] 146 | let mut mem = &mut self.memory; [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: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:147:13 [INFO] [stderr] | [INFO] [stderr] 147 | let mut reg = &mut self.register; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:148:13 [INFO] [stderr] | [INFO] [stderr] 148 | let mut stack = &mut self.stack; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: structure field `register_I` should have a snake case name [INFO] [stderr] --> src/main.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | register_I: u16, [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `register_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:118:9 [INFO] [stderr] | [INFO] [stderr] 118 | f.read(&mut self.memory[0x200..]); [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] warning: variable `I` should have a snake case name [INFO] [stderr] --> src/main.rs:149:17 [INFO] [stderr] | [INFO] [stderr] 149 | let mut I = self.register_I; [INFO] [stderr] | ^ help: convert the identifier to snake case: `i` [INFO] [stderr] [INFO] [stderr] warning: variable `PC` should have a snake case name [INFO] [stderr] --> src/main.rs:150:17 [INFO] [stderr] | [INFO] [stderr] 150 | let mut PC = self.program_counter; [INFO] [stderr] | ^^ help: convert the identifier to snake case: `pc` [INFO] [stderr] [INFO] [stderr] warning: variable `SP` should have a snake case name [INFO] [stderr] --> src/main.rs:151:17 [INFO] [stderr] | [INFO] [stderr] 151 | let mut SP = self.stack_pointer; [INFO] [stderr] | ^^ help: convert the identifier to snake case: `sp` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.65s [INFO] running `"docker" "inspect" "1216aa6e1fed94bd37c7c5a3699ea8c54afc8411220b024679f4b6b9ab10cd17"` [INFO] running `"docker" "rm" "-f" "1216aa6e1fed94bd37c7c5a3699ea8c54afc8411220b024679f4b6b9ab10cd17"` [INFO] [stdout] 1216aa6e1fed94bd37c7c5a3699ea8c54afc8411220b024679f4b6b9ab10cd17 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/acmiyaguchi/chip8-rust:/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] d7bb0ff4aaea0064928c89e0e891b410f1bbc15d4db85dbd09dfd94715b94475 [INFO] running `"docker" "start" "-a" "d7bb0ff4aaea0064928c89e0e891b410f1bbc15d4db85dbd09dfd94715b94475"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running /opt/crater/target/debug/deps/chip8_rust-e3c596c95383906e [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_macros ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "d7bb0ff4aaea0064928c89e0e891b410f1bbc15d4db85dbd09dfd94715b94475"` [INFO] running `"docker" "rm" "-f" "d7bb0ff4aaea0064928c89e0e891b410f1bbc15d4db85dbd09dfd94715b94475"` [INFO] [stdout] d7bb0ff4aaea0064928c89e0e891b410f1bbc15d4db85dbd09dfd94715b94475