[INFO] updating cached repository https://github.com/totem3/machine [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 405ae9a044e0dbe08e4801cc50a9141509b541f3 [INFO] checking totem3/machine against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotem3%2Fmachine" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/totem3/machine on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7 [INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/totem3/machine [INFO] finished tweaking git repo https://github.com/totem3/machine [INFO] tweaked toml for git repo https://github.com/totem3/machine written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/totem3/machine already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ff60a4da9b6b7975f3beb723677630c9adb21523f51a2665f3e04b89fecf14c2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "ff60a4da9b6b7975f3beb723677630c9adb21523f51a2665f3e04b89fecf14c2"` [INFO] [stderr] Checking libc v0.2.17 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking log v0.3.6 [INFO] [stderr] Checking kernel32-sys v0.2.2 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `super::super::ops::ByteContainer` [INFO] [stderr] --> src/cpu.rs:174:9 [INFO] [stderr] | [INFO] [stderr] 174 | use super::super::ops::ByteContainer; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lop` [INFO] [stderr] --> src/instruction.rs:38:31 [INFO] [stderr] | [INFO] [stderr] 38 | Operation::Ld(ref lop, ref rop) => { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_lop` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rop` [INFO] [stderr] --> src/instruction.rs:38:40 [INFO] [stderr] | [INFO] [stderr] 38 | Operation::Ld(ref lop, ref rop) => { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rop` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lop` [INFO] [stderr] --> src/instruction.rs:41:32 [INFO] [stderr] | [INFO] [stderr] 41 | Operation::Add(ref lop, ref rop) => {} [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_lop` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rop` [INFO] [stderr] --> src/instruction.rs:41:41 [INFO] [stderr] | [INFO] [stderr] 41 | Operation::Add(ref lop, ref rop) => {} [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rop` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num` [INFO] [stderr] --> src/instruction.rs:51:33 [INFO] [stderr] | [INFO] [stderr] 51 | (Operand::Reg16(ref num), ref Immediate16) => { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_num` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Immediate16` [INFO] [stderr] --> src/instruction.rs:51:43 [INFO] [stderr] | [INFO] [stderr] 51 | (Operand::Reg16(ref num), ref Immediate16) => { [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_Immediate16` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/instruction.rs:52:21 [INFO] [stderr] | [INFO] [stderr] 52 | let val: u16 = ((args[1] as u16) << 8) | (args[0] as u16); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cpu` [INFO] [stderr] --> src/instruction.rs:45:20 [INFO] [stderr] | [INFO] [stderr] 45 | fn load(&self, cpu: &mut Cpu, args: Vec) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_cpu` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lop` [INFO] [stderr] --> src/instruction.rs:38:31 [INFO] [stderr] | [INFO] [stderr] 38 | Operation::Ld(ref lop, ref rop) => { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_lop` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rop` [INFO] [stderr] --> src/instruction.rs:38:40 [INFO] [stderr] | [INFO] [stderr] 38 | Operation::Ld(ref lop, ref rop) => { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rop` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lop` [INFO] [stderr] --> src/instruction.rs:41:32 [INFO] [stderr] | [INFO] [stderr] 41 | Operation::Add(ref lop, ref rop) => {} [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_lop` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rop` [INFO] [stderr] --> src/instruction.rs:41:41 [INFO] [stderr] | [INFO] [stderr] 41 | Operation::Add(ref lop, ref rop) => {} [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rop` [INFO] [stderr] [INFO] [stderr] warning: variable `Immediate16` should have a snake case name [INFO] [stderr] --> src/instruction.rs:51:43 [INFO] [stderr] | [INFO] [stderr] 51 | (Operand::Reg16(ref num), ref Immediate16) => { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `immediate16` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num` [INFO] [stderr] --> src/instruction.rs:51:33 [INFO] [stderr] | [INFO] [stderr] 51 | (Operand::Reg16(ref num), ref Immediate16) => { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_num` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Immediate16` [INFO] [stderr] --> src/instruction.rs:51:43 [INFO] [stderr] | [INFO] [stderr] 51 | (Operand::Reg16(ref num), ref Immediate16) => { [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_Immediate16` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/instruction.rs:52:21 [INFO] [stderr] | [INFO] [stderr] 52 | let val: u16 = ((args[1] as u16) << 8) | (args[0] as u16); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cpu` [INFO] [stderr] --> src/instruction.rs:45:20 [INFO] [stderr] | [INFO] [stderr] 45 | fn load(&self, cpu: &mut Cpu, args: Vec) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_cpu` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/cpu.rs:191:13 [INFO] [stderr] | [INFO] [stderr] 191 | let mut b = match cpu.reg16(Register16::SP) { [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/cpu.rs:204:13 [INFO] [stderr] | [INFO] [stderr] 204 | let mut b = match cpu.reg16(Register16::BC) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable `Immediate16` should have a snake case name [INFO] [stderr] --> src/instruction.rs:51:43 [INFO] [stderr] | [INFO] [stderr] 51 | (Operand::Reg16(ref num), ref Immediate16) => { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `immediate16` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.66s [INFO] running `"docker" "inspect" "ff60a4da9b6b7975f3beb723677630c9adb21523f51a2665f3e04b89fecf14c2"` [INFO] running `"docker" "rm" "-f" "ff60a4da9b6b7975f3beb723677630c9adb21523f51a2665f3e04b89fecf14c2"` [INFO] [stdout] ff60a4da9b6b7975f3beb723677630c9adb21523f51a2665f3e04b89fecf14c2