[INFO] cloning repository https://github.com/thomshib/RustCPUSimulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomshib/RustCPUSimulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomshib%2FRustCPUSimulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomshib%2FRustCPUSimulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3522a87b9658246f90311ac0e88354419c03aec
[INFO] testing thomshib/RustCPUSimulator against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomshib%2FRustCPUSimulator" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thomshib/RustCPUSimulator
[INFO] finished tweaking git repo https://github.com/thomshib/RustCPUSimulator
[INFO] tweaked toml for git repo https://github.com/thomshib/RustCPUSimulator written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thomshib/RustCPUSimulator on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thomshib/RustCPUSimulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffb5574ed3d91e3f2582aa6397a712688f0dc2c58053ec7af9665f09d38ccd11
[INFO] running `Command { std: "docker" "start" "-a" "ffb5574ed3d91e3f2582aa6397a712688f0dc2c58053ec7af9665f09d38ccd11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffb5574ed3d91e3f2582aa6397a712688f0dc2c58053ec7af9665f09d38ccd11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffb5574ed3d91e3f2582aa6397a712688f0dc2c58053ec7af9665f09d38ccd11", kill_on_drop: false }`
[INFO] [stdout] ffb5574ed3d91e3f2582aa6397a712688f0dc2c58053ec7af9665f09d38ccd11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 279235416ec025cfce11f629f7d13d20a172a22f97a59e39e1e81dbb4884db27
[INFO] running `Command { std: "docker" "start" "-a" "279235416ec025cfce11f629f7d13d20a172a22f97a59e39e1e81dbb4884db27", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/main.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 |         match(opcode){
[INFO] [stdout]    |              ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -         match(opcode){
[INFO] [stdout] 33 +         match opcode{
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |             0x2000...0x2FFF  => {self.call(addr);},
[INFO] [stdout]    |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |             0x8000...0x8FFF  => {
[INFO] [stdout]    |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 54 |         if(sp > stack.len()){
[INFO] [stdout]    |           ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -         if(sp > stack.len()){
[INFO] [stdout] 54 +         if sp > stack.len() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:66:11
[INFO] [stdout]    |
[INFO] [stdout] 66 |         if(self.stack_pointer == 0){
[INFO] [stdout]    |           ^                       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 66 -         if(self.stack_pointer == 0){
[INFO] [stdout] 66 +         if self.stack_pointer == 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ARITHMETIC_AND_LOGIC` is never used
[INFO] [stdout]  --> src/main.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const ARITHMETIC_AND_LOGIC: u8 = 0x8;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HALT` is never used
[INFO] [stdout]  --> src/main.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const HALT: u8 = 0x0;
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ADD_XY` is never used
[INFO] [stdout]  --> src/main.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const ADD_XY: u8 = 0x4;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "279235416ec025cfce11f629f7d13d20a172a22f97a59e39e1e81dbb4884db27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "279235416ec025cfce11f629f7d13d20a172a22f97a59e39e1e81dbb4884db27", kill_on_drop: false }`
[INFO] [stdout] 279235416ec025cfce11f629f7d13d20a172a22f97a59e39e1e81dbb4884db27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad54d76b6179b77d34e4dc60047ee70631ba6c3341517ca62b7dfc9143240ccf
[INFO] running `Command { std: "docker" "start" "-a" "ad54d76b6179b77d34e4dc60047ee70631ba6c3341517ca62b7dfc9143240ccf", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/main.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 |         match(opcode){
[INFO] [stdout]    |              ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -         match(opcode){
[INFO] [stdout] 33 +         match opcode{
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |             0x2000...0x2FFF  => {self.call(addr);},
[INFO] [stdout]    |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |             0x8000...0x8FFF  => {
[INFO] [stdout]    |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 54 |         if(sp > stack.len()){
[INFO] [stdout]    |           ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -         if(sp > stack.len()){
[INFO] [stdout] 54 +         if sp > stack.len() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:66:11
[INFO] [stdout]    |
[INFO] [stdout] 66 |         if(self.stack_pointer == 0){
[INFO] [stdout]    |           ^                       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 66 -         if(self.stack_pointer == 0){
[INFO] [stdout] 66 +         if self.stack_pointer == 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ARITHMETIC_AND_LOGIC` is never used
[INFO] [stdout]  --> src/main.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const ARITHMETIC_AND_LOGIC: u8 = 0x8;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HALT` is never used
[INFO] [stdout]  --> src/main.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const HALT: u8 = 0x0;
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ADD_XY` is never used
[INFO] [stdout]  --> src/main.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const ADD_XY: u8 = 0x4;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "ad54d76b6179b77d34e4dc60047ee70631ba6c3341517ca62b7dfc9143240ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad54d76b6179b77d34e4dc60047ee70631ba6c3341517ca62b7dfc9143240ccf", kill_on_drop: false }`
[INFO] [stdout] ad54d76b6179b77d34e4dc60047ee70631ba6c3341517ca62b7dfc9143240ccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33962661321c25adc920616f146d7580571dc2c74b24337b9f69acccb93c1e85
[INFO] running `Command { std: "docker" "start" "-a" "33962661321c25adc920616f146d7580571dc2c74b24337b9f69acccb93c1e85", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/main.rs:33:14
[INFO] [stderr]    |
[INFO] [stderr] 33 |         match(opcode){
[INFO] [stderr]    |              ^      ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 33 -         match(opcode){
[INFO] [stderr] 33 +         match opcode{
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:37:19
[INFO] [stderr]    |
[INFO] [stderr] 37 |             0x2000...0x2FFF  => {self.call(addr);},
[INFO] [stderr]    |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:38:19
[INFO] [stderr]    |
[INFO] [stderr] 38 |             0x8000...0x8FFF  => {
[INFO] [stderr]    |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:54:11
[INFO] [stderr]    |
[INFO] [stderr] 54 |         if(sp > stack.len()){
[INFO] [stderr]    |           ^                ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 54 -         if(sp > stack.len()){
[INFO] [stderr] 54 +         if sp > stack.len() {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:66:11
[INFO] [stderr]    |
[INFO] [stderr] 66 |         if(self.stack_pointer == 0){
[INFO] [stderr]    |           ^                       ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 66 -         if(self.stack_pointer == 0){
[INFO] [stderr] 66 +         if self.stack_pointer == 0 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ARITHMETIC_AND_LOGIC` is never used
[INFO] [stderr]  --> src/main.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | const ARITHMETIC_AND_LOGIC: u8 = 0x8;
[INFO] [stderr]   |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `HALT` is never used
[INFO] [stderr]  --> src/main.rs:4:7
[INFO] [stderr]   |
[INFO] [stderr] 4 | const HALT: u8 = 0x0;
[INFO] [stderr]   |       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ADD_XY` is never used
[INFO] [stderr]  --> src/main.rs:5:7
[INFO] [stderr]   |
[INFO] [stderr] 5 | const ADD_XY: u8 = 0x4;
[INFO] [stderr]   |       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `cpu` (bin "cpu" test) generated 8 warnings (run `cargo fix --bin "cpu" --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cpu-e7921b9255d6e364)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33962661321c25adc920616f146d7580571dc2c74b24337b9f69acccb93c1e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33962661321c25adc920616f146d7580571dc2c74b24337b9f69acccb93c1e85", kill_on_drop: false }`
[INFO] [stdout] 33962661321c25adc920616f146d7580571dc2c74b24337b9f69acccb93c1e85