[INFO] cloning repository https://github.com/pedrogao/plua
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pedrogao/plua" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedrogao%2Fplua", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedrogao%2Fplua'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f54cf52d2eda855b688d43ff1dcc61ddb58a3dd
[INFO] checking pedrogao/plua against master#7c306f6dcd600b1fcc74439c780e8ebef338d84c for pr-108918
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedrogao%2Fplua" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pedrogao/plua on toolchain 7c306f6dcd600b1fcc74439c780e8ebef338d84c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7c306f6dcd600b1fcc74439c780e8ebef338d84c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pedrogao/plua
[INFO] finished tweaking git repo https://github.com/pedrogao/plua
[INFO] tweaked toml for git repo https://github.com/pedrogao/plua written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pedrogao/plua 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" "+7c306f6dcd600b1fcc74439c780e8ebef338d84c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.author
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded peg-runtime v0.8.0
[INFO] [stderr]   Downloaded dynasmrt v1.2.1
[INFO] [stderr]   Downloaded cranelift-module v0.81.1
[INFO] [stderr]   Downloaded cranelift-jit v0.81.1
[INFO] [stderr]   Downloaded cranelift v0.81.1
[INFO] [stderr]   Downloaded dynasm v1.2.1
[INFO] [stderr]   Downloaded peg-macros v0.8.0
[INFO] [stderr]   Downloaded peg v0.8.0
[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:e2a9e7e193985ba0d5a8221c3984785a9e0a75acc409a02815633ff67a1f464e" "/opt/rustwide/cargo-home/bin/cargo" "+7c306f6dcd600b1fcc74439c780e8ebef338d84c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16683ca935df227ac9c1297583ccfc1b78cc1489dfcace4ebb2b902d048ddeaa
[INFO] running `Command { std: "docker" "start" "-a" "16683ca935df227ac9c1297583ccfc1b78cc1489dfcace4ebb2b902d048ddeaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16683ca935df227ac9c1297583ccfc1b78cc1489dfcace4ebb2b902d048ddeaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16683ca935df227ac9c1297583ccfc1b78cc1489dfcace4ebb2b902d048ddeaa", kill_on_drop: false }`
[INFO] [stdout] 16683ca935df227ac9c1297583ccfc1b78cc1489dfcace4ebb2b902d048ddeaa
[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:e2a9e7e193985ba0d5a8221c3984785a9e0a75acc409a02815633ff67a1f464e" "/opt/rustwide/cargo-home/bin/cargo" "+7c306f6dcd600b1fcc74439c780e8ebef338d84c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 174c04b7d9d01f0a12a8736a2e70d632b3ca44cc297a791ffe40cdf1d330aab4
[INFO] running `Command { std: "docker" "start" "-a" "174c04b7d9d01f0a12a8736a2e70d632b3ca44cc297a791ffe40cdf1d330aab4", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.author
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.81.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling target-lexicon v0.12.3
[INFO] [stderr]     Checking cranelift-entity v0.81.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling anyhow v1.0.55
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking regalloc v0.0.34
[INFO] [stderr]    Compiling peg-runtime v0.8.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.81.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]     Checking cranelift-bforest v0.81.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling peg-macros v0.8.0
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking memmap2 v0.5.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking peg v0.8.0
[INFO] [stderr]    Compiling cranelift-codegen v0.81.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling dynasm v1.2.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling num_enum_derive v0.5.6
[INFO] [stderr]     Checking num_enum v0.5.6
[INFO] [stderr]     Checking cranelift-native v0.81.1
[INFO] [stderr]     Checking cranelift-module v0.81.1
[INFO] [stderr]     Checking cranelift-frontend v0.81.1
[INFO] [stderr]     Checking cranelift-jit v0.81.1
[INFO] [stderr]     Checking cranelift v0.81.1
[INFO] [stderr]     Checking dynasmrt v1.2.1
[INFO] [stderr]     Checking plua v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/bf/compile.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Location`, `lex_keyword`
[INFO] [stdout]    --> src/lex.rs:268:17
[INFO] [stdout]     |
[INFO] [stdout] 268 |     use super::{lex_keyword, Location};
[INFO] [stdout]     |                 ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::bytecode::ByteCode`
[INFO] [stdout]    --> src/vm.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |     use crate::bytecode::ByteCode;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::debug::debug`
[INFO] [stdout]    --> src/vm.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |     use crate::debug::debug;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::emitter::Emitter`
[INFO] [stdout]    --> src/vm.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     use crate::emitter::Emitter;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::Parser`
[INFO] [stdout]    --> src/vm.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     use crate::parser::Parser;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scanner::Scanner`
[INFO] [stdout]    --> src/vm.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     use crate::scanner::Scanner;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::value::Value`
[INFO] [stdout]    --> src/vm.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |     use crate::value::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::VM`
[INFO] [stdout]    --> src/vm.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |     use super::VM;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Scanner`
[INFO] [stdout]    --> src/scanner.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 329 |     use super::Scanner;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Value`
[INFO] [stdout]    --> src/value.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     use super::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]    --> src/jit/mod.rs:310:9
[INFO] [stdout]     |
[INFO] [stdout] 310 |     use std::mem;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::JIT`
[INFO] [stdout]    --> src/jit/mod.rs:311:9
[INFO] [stdout]     |
[INFO] [stdout] 311 |     use super::JIT;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::Parser`
[INFO] [stdout]    --> src/jit/mod.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 312 |     use crate::parser::Parser;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scanner::Scanner`
[INFO] [stdout]    --> src/jit/mod.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |     use crate::scanner::Scanner;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::Parser`
[INFO] [stdout]    --> src/parser.rs:282:9
[INFO] [stdout]     |
[INFO] [stdout] 282 |     use crate::parser::Parser;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scanner::Scanner`
[INFO] [stdout]    --> src/parser.rs:283:9
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use crate::scanner::Scanner;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::Parser`
[INFO] [stdout]   --> src/resolver.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     use crate::parser::Parser;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::resolver::Resolver`
[INFO] [stdout]   --> src/resolver.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     use crate::resolver::Resolver;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scanner::Scanner`
[INFO] [stdout]   --> src/resolver.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     use crate::scanner::Scanner;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::value::Value`
[INFO] [stdout]  --> src/interceptor.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::value::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::debug::debug`
[INFO] [stdout]    --> src/emitter.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |     use crate::debug::debug;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::emitter::Emitter`
[INFO] [stdout]    --> src/emitter.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     use crate::emitter::Emitter;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::Parser`
[INFO] [stdout]    --> src/emitter.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |     use crate::parser::Parser;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scanner::Scanner`
[INFO] [stdout]    --> src/emitter.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |     use crate::scanner::Scanner;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::value::Value`
[INFO] [stdout]  --> src/interceptor.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::value::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `module` is never read
[INFO] [stdout]    --> src/jit/mod.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 124 | struct FunctionTranslator<'a> {
[INFO] [stdout]     |        ------------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 128 |     module: &'a mut JITModule,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `translate_icmp` is never used
[INFO] [stdout]    --> src/jit/mod.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn translate_icmp(&mut self, cmp: IntCC, lhs: &Expr, rhs: &Expr) -> Result<Value, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `scopes` is never read
[INFO] [stdout]  --> src/interceptor.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Interceptor {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 8 |     scopes: Vec<HashMap<String, ()>>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `emit_nop` is never used
[INFO] [stdout]    --> src/emitter.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn emit_nop(&mut self) -> Result<(), String> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `module` is never read
[INFO] [stdout]    --> src/jit/mod.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 124 | struct FunctionTranslator<'a> {
[INFO] [stdout]     |        ------------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 128 |     module: &'a mut JITModule,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `translate_icmp` is never used
[INFO] [stdout]    --> src/jit/mod.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn translate_icmp(&mut self, cmp: IntCC, lhs: &Expr, rhs: &Expr) -> Result<Value, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `scopes` is never read
[INFO] [stdout]  --> src/interceptor.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Interceptor {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 8 |     scopes: Vec<HashMap<String, ()>>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `emit_nop` is never used
[INFO] [stdout]    --> src/emitter.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn emit_nop(&mut self) -> Result<(), String> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `optimize` is never read
[INFO] [stdout]   --> src/bin/plua.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | struct Opt {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     optimize: bool,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `optimize` is never read
[INFO] [stdout]   --> src/bin/plua.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | struct Opt {
[INFO] [stdout]    |        --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     optimize: bool,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.16s
[INFO] running `Command { std: "docker" "inspect" "174c04b7d9d01f0a12a8736a2e70d632b3ca44cc297a791ffe40cdf1d330aab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "174c04b7d9d01f0a12a8736a2e70d632b3ca44cc297a791ffe40cdf1d330aab4", kill_on_drop: false }`
[INFO] [stdout] 174c04b7d9d01f0a12a8736a2e70d632b3ca44cc297a791ffe40cdf1d330aab4