[INFO] cloning repository https://github.com/yjhmelody/lua-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yjhmelody/lua-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyjhmelody%2Flua-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyjhmelody%2Flua-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9375d005994ec8f99e5dc5184fe3d637aab2bfd9
[INFO] checking yjhmelody/lua-rs against master#c3def263a44e07e09ae6d57abfc8650227fb4972 for pr-118833-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyjhmelody%2Flua-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yjhmelody/lua-rs on toolchain c3def263a44e07e09ae6d57abfc8650227fb4972
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yjhmelody/lua-rs
[INFO] finished tweaking git repo https://github.com/yjhmelody/lua-rs
[INFO] tweaked toml for git repo https://github.com/yjhmelody/lua-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yjhmelody/lua-rs 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" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded regex-syntax v0.6.26
[INFO] [stderr]   Downloaded regex v1.5.5
[INFO] [stderr]   Downloaded lazy_static v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72c4c494f0ad8908c09fcd47b46aeb5c851cff1295e5f6b91ddcdad2247a4355
[INFO] running `Command { std: "docker" "start" "-a" "72c4c494f0ad8908c09fcd47b46aeb5c851cff1295e5f6b91ddcdad2247a4355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72c4c494f0ad8908c09fcd47b46aeb5c851cff1295e5f6b91ddcdad2247a4355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72c4c494f0ad8908c09fcd47b46aeb5c851cff1295e5f6b91ddcdad2247a4355", kill_on_drop: false }`
[INFO] [stdout] 72c4c494f0ad8908c09fcd47b46aeb5c851cff1295e5f6b91ddcdad2247a4355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3979cfe036e19d68ddc6cde309de6ea2ec72808a2a574627b4c60af27dd21be8
[INFO] running `Command { std: "docker" "start" "-a" "3979cfe036e19d68ddc6cde309de6ea2ec72808a2a574627b4c60af27dd21be8", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking lua-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/compiler/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ref`
[INFO] [stdout]   --> src/compiler/codegen.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 | use std::cell::{Ref, RefCell};
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/compiler/codegen.rs:881:43
[INFO] [stdout]     |
[INFO] [stdout] 881 |         self.emit_jmp(block.last_line, a, (pc_before_block as isize - self.pc() as isize - 1));
[INFO] [stdout]     |                                           ^                                                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 881 -         self.emit_jmp(block.last_line, a, (pc_before_block as isize - self.pc() as isize - 1));
[INFO] [stdout] 881 +         self.emit_jmp(block.last_line, a, pc_before_block as isize - self.pc() as isize - 1);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/compiler/codegen.rs:909:43
[INFO] [stdout]     |
[INFO] [stdout] 909 |         self.emit_jmp(block.last_line, 0, (pc_before_exp as isize - self.pc() as isize - 1));
[INFO] [stdout]     |                                           ^                                               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 909 -         self.emit_jmp(block.last_line, 0, (pc_before_exp as isize - self.pc() as isize - 1));
[INFO] [stdout] 909 +         self.emit_jmp(block.last_line, 0, pc_before_exp as isize - self.pc() as isize - 1);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/compiler/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ref`
[INFO] [stdout]   --> src/compiler/codegen.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 | use std::cell::{Ref, RefCell};
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/compiler/codegen.rs:881:43
[INFO] [stdout]     |
[INFO] [stdout] 881 |         self.emit_jmp(block.last_line, a, (pc_before_block as isize - self.pc() as isize - 1));
[INFO] [stdout]     |                                           ^                                                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 881 -         self.emit_jmp(block.last_line, a, (pc_before_block as isize - self.pc() as isize - 1));
[INFO] [stdout] 881 +         self.emit_jmp(block.last_line, a, pc_before_block as isize - self.pc() as isize - 1);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/compiler/codegen.rs:909:43
[INFO] [stdout]     |
[INFO] [stdout] 909 |         self.emit_jmp(block.last_line, 0, (pc_before_exp as isize - self.pc() as isize - 1));
[INFO] [stdout]     |                                           ^                                               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 909 -         self.emit_jmp(block.last_line, 0, (pc_before_exp as isize - self.pc() as isize - 1));
[INFO] [stdout] 909 +         self.emit_jmp(block.last_line, 0, pc_before_exp as isize - self.pc() as isize - 1);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]     --> src/compiler/codegen.rs:1498:9
[INFO] [stdout]      |
[INFO] [stdout] 1498 |     use std::fs;
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::binary::encode`
[INFO] [stdout]     --> src/compiler/codegen.rs:1500:9
[INFO] [stdout]      |
[INFO] [stdout] 1500 |     use crate::binary::encode;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::compiler::lexer::*`
[INFO] [stdout]     --> src/compiler/codegen.rs:1501:9
[INFO] [stdout]      |
[INFO] [stdout] 1501 |     use crate::compiler::lexer::*;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::compiler::parser::*`
[INFO] [stdout]     --> src/compiler/codegen.rs:1502:9
[INFO] [stdout]      |
[INFO] [stdout] 1502 |     use crate::compiler::parser::*;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]     --> src/compiler/codegen.rs:1504:9
[INFO] [stdout]      |
[INFO] [stdout] 1504 |     use super::*;
[INFO] [stdout]      |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/compiler/parser.rs:993:13
[INFO] [stdout]     |
[INFO] [stdout] 993 |         let block = parse_block(&mut lexer).expect("parse error");
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `proto`
[INFO] [stdout]   --> src/binary/mod.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let proto = decode(s);
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_proto`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_encode` is never used
[INFO] [stdout]   --> src/binary/mod.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn test_encode() {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/compiler/codegen.rs:1583:9
[INFO] [stdout]      |
[INFO] [stdout] 1583 |         fs::write("./tests/test.out", bytes);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1583 |         let _ = fs::write("./tests/test.out", bytes);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/binary/mod.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         fs::write("./tests/test.out", s);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let _ = fs::write("./tests/test.out", s);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_encode` is never used
[INFO] [stdout]   --> src/binary/mod.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn test_encode() {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/binary/mod.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         fs::write("./tests/test.out", s);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let _ = fs::write("./tests/test.out", s);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `Command { std: "docker" "inspect" "3979cfe036e19d68ddc6cde309de6ea2ec72808a2a574627b4c60af27dd21be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3979cfe036e19d68ddc6cde309de6ea2ec72808a2a574627b4c60af27dd21be8", kill_on_drop: false }`
[INFO] [stdout] 3979cfe036e19d68ddc6cde309de6ea2ec72808a2a574627b4c60af27dd21be8
