[INFO] cloning repository https://github.com/aaronboult/emulator-8080 [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aaronboult/emulator-8080" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaronboult%2Femulator-8080"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaronboult%2Femulator-8080'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 52e9ac4d39815cb07698481f07cff9f1b7f7d536 [INFO] checking aaronboult/emulator-8080 against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaronboult%2Femulator-8080" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aaronboult/emulator-8080 on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6 [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/aaronboult/emulator-8080 [INFO] finished tweaking git repo https://github.com/aaronboult/emulator-8080 [INFO] tweaked toml for git repo https://github.com/aaronboult/emulator-8080 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/aaronboult/emulator-8080 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: unused manifest key: cpu [INFO] [stderr] warning: unused manifest key: io_handlers [INFO] [stderr] warning: unused manifest key: machine [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b86e800d1605dd1dcc1012a68065e1b4a5b362a85651a6930d54268eb619e54c [INFO] running `"docker" "start" "-a" "b86e800d1605dd1dcc1012a68065e1b4a5b362a85651a6930d54268eb619e54c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused manifest key: cpu [INFO] [stderr] warning: unused manifest key: io_handlers [INFO] [stderr] warning: unused manifest key: machine [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling sdl2 v0.34.0 [INFO] [stderr] Compiling emulator_8080 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling sdl2-sys v0.34.0 [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:160:9 [INFO] [stderr] | [INFO] [stderr] 160 | write!(self.logger, "{:?}\n", self.memory); [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] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1002:17 [INFO] [stderr] | [INFO] [stderr] 1002 | write!(self.logger, "Length: {:x}\n", self.memory.len()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1003:17 [INFO] [stderr] | [INFO] [stderr] 1003 | write!(self.logger, "0x20C0: {:x}\n", self.memory[0x20C0]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1004:17 [INFO] [stderr] | [INFO] [stderr] 1004 | write!(self.logger, "Unimplemented Opcode:\n\tDenary: {0}\n\tHex: {0:x}\n", opcode); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1027:9 [INFO] [stderr] | [INFO] [stderr] 1027 | write!(self.logger, "\n\n==============\n\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1031:9 [INFO] [stderr] | [INFO] [stderr] 1031 | / write!(self.logger, "Memory:\n\t0x{:x}\n\t0x{:x}\n\t0x{:x}\n", [INFO] [stderr] 1032 | | self.memory[self.program_counter as usize], [INFO] [stderr] 1033 | | self.memory[(self.program_counter + 1) as usize], [INFO] [stderr] 1034 | | self.memory[(self.program_counter + 2) as usize], [INFO] [stderr] 1035 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1037:9 [INFO] [stderr] | [INFO] [stderr] 1037 | / write!(self.logger, "Registers:\n\tA: 0x{:x}\n\tB: 0x{:x}\n\tC: 0x{:x}\n\tD: 0x{:x}\n\tE: 0x{:x}\n\tH: 0x{:x}\n\tL: 0x{:x}\n", [INFO] [stderr] 1038 | | self.a, self.b, self.c, self.d, self.e, self.h, self.l [INFO] [stderr] 1039 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1041:9 [INFO] [stderr] | [INFO] [stderr] 1041 | / write!(self.logger, "Flags:\n\tZero: {}\n\tSign: {}\n\tParity: {}\n\tCarry: {}\n", [INFO] [stderr] 1042 | | self.flags.zero, self.flags.sign, self.flags.parity, self.flags.carry [INFO] [stderr] 1043 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1045:9 [INFO] [stderr] | [INFO] [stderr] 1045 | write!(self.logger, "Program Counter:\n\tDecimal: {0}\n\tHex: {0:x}\n", self.program_counter); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1047:9 [INFO] [stderr] | [INFO] [stderr] 1047 | write!(self.logger, "Stack Pointer:\n\tDecimal: {0}\n\tHex: {0:x}\nMisc:\n\n", self.stack_pointer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:160:9 [INFO] [stderr] | [INFO] [stderr] 160 | write!(self.logger, "{:?}\n", self.memory); [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] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1002:17 [INFO] [stderr] | [INFO] [stderr] 1002 | write!(self.logger, "Length: {:x}\n", self.memory.len()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1003:17 [INFO] [stderr] | [INFO] [stderr] 1003 | write!(self.logger, "0x20C0: {:x}\n", self.memory[0x20C0]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1004:17 [INFO] [stderr] | [INFO] [stderr] 1004 | write!(self.logger, "Unimplemented Opcode:\n\tDenary: {0}\n\tHex: {0:x}\n", opcode); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1027:9 [INFO] [stderr] | [INFO] [stderr] 1027 | write!(self.logger, "\n\n==============\n\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1031:9 [INFO] [stderr] | [INFO] [stderr] 1031 | / write!(self.logger, "Memory:\n\t0x{:x}\n\t0x{:x}\n\t0x{:x}\n", [INFO] [stderr] 1032 | | self.memory[self.program_counter as usize], [INFO] [stderr] 1033 | | self.memory[(self.program_counter + 1) as usize], [INFO] [stderr] 1034 | | self.memory[(self.program_counter + 2) as usize], [INFO] [stderr] 1035 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1037:9 [INFO] [stderr] | [INFO] [stderr] 1037 | / write!(self.logger, "Registers:\n\tA: 0x{:x}\n\tB: 0x{:x}\n\tC: 0x{:x}\n\tD: 0x{:x}\n\tE: 0x{:x}\n\tH: 0x{:x}\n\tL: 0x{:x}\n", [INFO] [stderr] 1038 | | self.a, self.b, self.c, self.d, self.e, self.h, self.l [INFO] [stderr] 1039 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1041:9 [INFO] [stderr] | [INFO] [stderr] 1041 | / write!(self.logger, "Flags:\n\tZero: {}\n\tSign: {}\n\tParity: {}\n\tCarry: {}\n", [INFO] [stderr] 1042 | | self.flags.zero, self.flags.sign, self.flags.parity, self.flags.carry [INFO] [stderr] 1043 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1045:9 [INFO] [stderr] | [INFO] [stderr] 1045 | write!(self.logger, "Program Counter:\n\tDecimal: {0}\n\tHex: {0:x}\n", self.program_counter); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cpu.rs:1047:9 [INFO] [stderr] | [INFO] [stderr] 1047 | write!(self.logger, "Stack Pointer:\n\tDecimal: {0}\n\tHex: {0:x}\nMisc:\n\n", self.stack_pointer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.72s [INFO] running `"docker" "inspect" "b86e800d1605dd1dcc1012a68065e1b4a5b362a85651a6930d54268eb619e54c"` [INFO] running `"docker" "rm" "-f" "b86e800d1605dd1dcc1012a68065e1b4a5b362a85651a6930d54268eb619e54c"` [INFO] [stdout] b86e800d1605dd1dcc1012a68065e1b4a5b362a85651a6930d54268eb619e54c