[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/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/acmiyaguchi/chip8-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/acmiyaguchi/chip8-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/acmiyaguchi/chip8-rust" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/acmiyaguchi/chip8-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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 master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of acmiyaguchi/chip8-rust on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "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/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/acmiyaguchi/chip8-rust/Cargo.toml [INFO] crate acmiyaguchi/chip8-rust has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing acmiyaguchi/chip8-rust against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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=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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"` [INFO] [stdout] b14651e06ba136ae121714c7d57600e068e675b186eeadb558f04aadf4ef50d3 [INFO] running `"docker" "start" "-a" "b14651e06ba136ae121714c7d57600e068e675b186eeadb558f04aadf4ef50d3"` [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 8.57s [INFO] running `"docker" "inspect" "b14651e06ba136ae121714c7d57600e068e675b186eeadb558f04aadf4ef50d3"` [INFO] running `"docker" "rm" "-f" "b14651e06ba136ae121714c7d57600e068e675b186eeadb558f04aadf4ef50d3"` [INFO] [stdout] b14651e06ba136ae121714c7d57600e068e675b186eeadb558f04aadf4ef50d3 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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=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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] a4f7cb926f161af84d9691860ed3f4744c4f55f6b559a91634b7bca068b01009 [INFO] running `"docker" "start" "-a" "a4f7cb926f161af84d9691860ed3f4744c4f55f6b559a91634b7bca068b01009"` [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 1.85s [INFO] running `"docker" "inspect" "a4f7cb926f161af84d9691860ed3f4744c4f55f6b559a91634b7bca068b01009"` [INFO] running `"docker" "rm" "-f" "a4f7cb926f161af84d9691860ed3f4744c4f55f6b559a91634b7bca068b01009"` [INFO] [stdout] a4f7cb926f161af84d9691860ed3f4744c4f55f6b559a91634b7bca068b01009 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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=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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"` [INFO] [stdout] e4e63e335e18f68648500e9bcb94bc1e0dd0579cf9efa026ec4f7492267afbae [INFO] running `"docker" "start" "-a" "e4e63e335e18f68648500e9bcb94bc1e0dd0579cf9efa026ec4f7492267afbae"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running /opt/crater/target/debug/deps/chip8_rust-a6810877e727179e [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" "e4e63e335e18f68648500e9bcb94bc1e0dd0579cf9efa026ec4f7492267afbae"` [INFO] running `"docker" "rm" "-f" "e4e63e335e18f68648500e9bcb94bc1e0dd0579cf9efa026ec4f7492267afbae"` [INFO] [stdout] e4e63e335e18f68648500e9bcb94bc1e0dd0579cf9efa026ec4f7492267afbae