[INFO] cloning repository https://github.com/Starvinio/registerlang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Starvinio/registerlang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStarvinio%2Fregisterlang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStarvinio%2Fregisterlang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de508d1f8fa8f9539fe7cddd38576baade43fb2a
[INFO] checking Starvinio/registerlang against 760e1de835e253bf28bbcbfee38b5e8ed9ffe074 for pr-133502-27
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStarvinio%2Fregisterlang" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Starvinio/registerlang
[INFO] finished tweaking git repo https://github.com/Starvinio/registerlang
[INFO] tweaked toml for git repo https://github.com/Starvinio/registerlang written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Starvinio/registerlang on toolchain 760e1de835e253bf28bbcbfee38b5e8ed9ffe074
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Starvinio/registerlang 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" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c36f533e8924a726b63f9d01e781fa8c8c28c96d1d595403829afb31452ee0f5" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ff5bacaedb964c786ec0324d53737ecd5819a789a60d44cbd6ac613f862c130a
[INFO] running `Command { std: "docker" "start" "ff5bacaedb964c786ec0324d53737ecd5819a789a60d44cbd6ac613f862c130a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff5bacaedb964c786ec0324d53737ecd5819a789a60d44cbd6ac613f862c130a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ff5bacaedb964c786ec0324d53737ecd5819a789a60d44cbd6ac613f862c130a" "/opt/rustwide/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff5bacaedb964c786ec0324d53737ecd5819a789a60d44cbd6ac613f862c130a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ff5bacaedb964c786ec0324d53737ecd5819a789a60d44cbd6ac613f862c130a" "/opt/rustwide/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking registerlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]   --> src/vm.rs:65:23
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn not(&mut self, chunk: &Chunk, dest: u8, a: u8) {
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]    --> src/vm.rs:101:29
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn load_bool(&mut self, chunk: &Chunk, dest: u8, val: u8) {
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]    --> src/vm.rs:104:28
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn load_nil(&mut self, chunk: &Chunk, dest: u8) {
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/vm.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |             e => return Err(self.err_from_str(chunk.get_span(self.ip), "Invalid Exponent: {e}")),
[INFO] [stdout]     |             ^                                                          ----------------------- you might have meant to use string interpolation in this string literal
[INFO] [stdout]     |
[INFO] [stdout] help: string interpolation only works in `format!` invocations
[INFO] [stdout]     |
[INFO] [stdout] 169 |             e => return Err(self.err_from_str(chunk.get_span(self.ip), format!("Invalid Exponent: {e}"))),
[INFO] [stdout]     |                                                                        ++++++++                       +
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 169 |             _e => return Err(self.err_from_str(chunk.get_span(self.ip), "Invalid Exponent: {e}")),
[INFO] [stdout]     |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/vm.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |         for i in 1..(exponent as usize) {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]   --> src/vm.rs:65:23
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn not(&mut self, chunk: &Chunk, dest: u8, a: u8) {
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]    --> src/vm.rs:101:29
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn load_bool(&mut self, chunk: &Chunk, dest: u8, val: u8) {
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]    --> src/vm.rs:104:28
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn load_nil(&mut self, chunk: &Chunk, dest: u8) {
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/vm.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |             e => return Err(self.err_from_str(chunk.get_span(self.ip), "Invalid Exponent: {e}")),
[INFO] [stdout]     |             ^                                                          ----------------------- you might have meant to use string interpolation in this string literal
[INFO] [stdout]     |
[INFO] [stdout] help: string interpolation only works in `format!` invocations
[INFO] [stdout]     |
[INFO] [stdout] 169 |             e => return Err(self.err_from_str(chunk.get_span(self.ip), format!("Invalid Exponent: {e}"))),
[INFO] [stdout]     |                                                                        ++++++++                       +
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 169 |             _e => return Err(self.err_from_str(chunk.get_span(self.ip), "Invalid Exponent: {e}")),
[INFO] [stdout]     |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/vm.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |         for i in 1..(exponent as usize) {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     process::exit(420); // debug exit
[INFO] [stdout]    |     ------------------ any code following this expression is unreachable
[INFO] [stdout] 30 |
[INFO] [stdout] 31 |     let argv: Vec<String> = env::args().collect();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     process::exit(420); // debug exit
[INFO] [stdout]    |     ------------------ any code following this expression is unreachable
[INFO] [stdout] 30 |
[INFO] [stdout] 31 |     let argv: Vec<String> = env::args().collect();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "ff5bacaedb964c786ec0324d53737ecd5819a789a60d44cbd6ac613f862c130a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff5bacaedb964c786ec0324d53737ecd5819a789a60d44cbd6ac613f862c130a", kill_on_drop: false }`
[INFO] [stdout] ff5bacaedb964c786ec0324d53737ecd5819a789a60d44cbd6ac613f862c130a
