[INFO] cloning repository https://github.com/Grinshpon/Maroon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Grinshpon/Maroon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrinshpon%2FMaroon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrinshpon%2FMaroon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9fd53382138354c9127b23585312e73bd0d7fc50
[INFO] checking Grinshpon/Maroon against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrinshpon%2FMaroon" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Grinshpon/Maroon on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Grinshpon/Maroon
[INFO] finished tweaking git repo https://github.com/Grinshpon/Maroon
[INFO] tweaked toml for git repo https://github.com/Grinshpon/Maroon written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Grinshpon/Maroon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75660780c134a8c7c8cad975a9bec3c2f8ecff549451422ecb5ad489fdaa38fa
[INFO] running `Command { std: "docker" "start" "-a" "75660780c134a8c7c8cad975a9bec3c2f8ecff549451422ecb5ad489fdaa38fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75660780c134a8c7c8cad975a9bec3c2f8ecff549451422ecb5ad489fdaa38fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75660780c134a8c7c8cad975a9bec3c2f8ecff549451422ecb5ad489fdaa38fa", kill_on_drop: false }`
[INFO] [stdout] 75660780c134a8c7c8cad975a9bec3c2f8ecff549451422ecb5ad489fdaa38fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d183033693e3a44939da2630cec83509d91806ad75b1490ca189ae5f78bdbf8
[INFO] running `Command { std: "docker" "start" "-a" "9d183033693e3a44939da2630cec83509d91806ad75b1490ca189ae5f78bdbf8", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking maroon v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/parser.rs (1 fix)
[INFO] [stderr]        Fixed src/genlua.rs (28 fixes)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/parser.rs:203:3
[INFO] [stdout]     |
[INFO] [stdout] 190 | /   loop {
[INFO] [stdout] 191 | |     match tokens.peek() {
[INFO] [stdout] 192 | |       Some(Token::CBRACKET(line)) => {
[INFO] [stdout] 193 | |         tokens.next();
[INFO] [stdout] ...   |
[INFO] [stdout] 201 | |     };
[INFO] [stdout] 202 | |   }
[INFO] [stdout]     | |___- any code following this expression is unreachable
[INFO] [stdout] 203 |     Err(ParseError::Unknown(2))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/parser.rs:222:3
[INFO] [stdout]     |
[INFO] [stdout] 209 | /   loop {
[INFO] [stdout] 210 | |     match tokens.peek() {
[INFO] [stdout] 211 | |       Some(Token::CPAREN(line)) => {
[INFO] [stdout] 212 | |         tokens.next();
[INFO] [stdout] ...   |
[INFO] [stdout] 220 | |     };
[INFO] [stdout] 221 | |   }
[INFO] [stdout]     | |___- any code following this expression is unreachable
[INFO] [stdout] 222 |     Err(ParseError::Unknown(3))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/parser.rs:203:3
[INFO] [stdout]     |
[INFO] [stdout] 190 | /   loop {
[INFO] [stdout] 191 | |     match tokens.peek() {
[INFO] [stdout] 192 | |       Some(Token::CBRACKET(line)) => {
[INFO] [stdout] 193 | |         tokens.next();
[INFO] [stdout] ...   |
[INFO] [stdout] 201 | |     };
[INFO] [stdout] 202 | |   }
[INFO] [stdout]     | |___- any code following this expression is unreachable
[INFO] [stdout] 203 |     Err(ParseError::Unknown(2))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/parser.rs:222:3
[INFO] [stdout]     |
[INFO] [stdout] 209 | /   loop {
[INFO] [stdout] 210 | |     match tokens.peek() {
[INFO] [stdout] 211 | |       Some(Token::CPAREN(line)) => {
[INFO] [stdout] 212 | |         tokens.next();
[INFO] [stdout] ...   |
[INFO] [stdout] 220 | |     };
[INFO] [stdout] 221 | |   }
[INFO] [stdout]     | |___- any code following this expression is unreachable
[INFO] [stdout] 222 |     Err(ParseError::Unknown(3))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BUILTINS`
[INFO] [stdout]   --> src/parser.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / const BUILTINS: &'static [&'static str] = &[
[INFO] [stdout] 19 | |   ".", ":", "+", "-", "*", "/", "//", "^", "pow", "sqrt",
[INFO] [stdout] 20 | |   "and", "or", "not", "==", "!=", "&&", "||", "!",
[INFO] [stdout] 21 | |   "print", "type",
[INFO] [stdout] 22 | |   "do", "for", "while", "if", "then", "else", "end", // 'then', 'else', 'end' are not KEYWORDS but cannot be used for lua compat
[INFO] [stdout] 23 | | ];//todo: bitwise operators
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BUILTINS`
[INFO] [stdout]   --> src/parser.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / const BUILTINS: &'static [&'static str] = &[
[INFO] [stdout] 19 | |   ".", ":", "+", "-", "*", "/", "//", "^", "pow", "sqrt",
[INFO] [stdout] 20 | |   "and", "or", "not", "==", "!=", "&&", "||", "!",
[INFO] [stdout] 21 | |   "print", "type",
[INFO] [stdout] 22 | |   "do", "for", "while", "if", "then", "else", "end", // 'then', 'else', 'end' are not KEYWORDS but cannot be used for lua compat
[INFO] [stdout] 23 | | ];//todo: bitwise operators
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking maroon v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/parser.rs:203:3
[INFO] [stdout]     |
[INFO] [stdout] 190 | /   loop {
[INFO] [stdout] 191 | |     match tokens.peek() {
[INFO] [stdout] 192 | |       Some(Token::CBRACKET(line)) => {
[INFO] [stdout] 193 | |         tokens.next();
[INFO] [stdout] ...   |
[INFO] [stdout] 201 | |     };
[INFO] [stdout] 202 | |   }
[INFO] [stdout]     | |___- any code following this expression is unreachable
[INFO] [stdout] 203 |     Err(ParseError::Unknown(2))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/parser.rs:222:3
[INFO] [stdout]     |
[INFO] [stdout] 209 | /   loop {
[INFO] [stdout] 210 | |     match tokens.peek() {
[INFO] [stdout] 211 | |       Some(Token::CPAREN(line)) => {
[INFO] [stdout] 212 | |         tokens.next();
[INFO] [stdout] ...   |
[INFO] [stdout] 220 | |     };
[INFO] [stdout] 221 | |   }
[INFO] [stdout]     | |___- any code following this expression is unreachable
[INFO] [stdout] 222 |     Err(ParseError::Unknown(3))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/parser.rs:203:3
[INFO] [stdout]     |
[INFO] [stdout] 190 | /   loop {
[INFO] [stdout] 191 | |     match tokens.peek() {
[INFO] [stdout] 192 | |       Some(Token::CBRACKET(line)) => {
[INFO] [stdout] 193 | |         tokens.next();
[INFO] [stdout] ...   |
[INFO] [stdout] 201 | |     };
[INFO] [stdout] 202 | |   }
[INFO] [stdout]     | |___- any code following this expression is unreachable
[INFO] [stdout] 203 |     Err(ParseError::Unknown(2))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/parser.rs:222:3
[INFO] [stdout]     |
[INFO] [stdout] 209 | /   loop {
[INFO] [stdout] 210 | |     match tokens.peek() {
[INFO] [stdout] 211 | |       Some(Token::CPAREN(line)) => {
[INFO] [stdout] 212 | |         tokens.next();
[INFO] [stdout] ...   |
[INFO] [stdout] 220 | |     };
[INFO] [stdout] 221 | |   }
[INFO] [stdout]     | |___- any code following this expression is unreachable
[INFO] [stdout] 222 |     Err(ParseError::Unknown(3))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BUILTINS`
[INFO] [stdout]   --> src/parser.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / const BUILTINS: &'static [&'static str] = &[
[INFO] [stdout] 19 | |   ".", ":", "+", "-", "*", "/", "//", "^", "pow", "sqrt",
[INFO] [stdout] 20 | |   "and", "or", "not", "==", "!=", "&&", "||", "!",
[INFO] [stdout] 21 | |   "print", "type",
[INFO] [stdout] 22 | |   "do", "for", "while", "if", "then", "else", "end", // 'then', 'else', 'end' are not KEYWORDS but cannot be used for lua compat
[INFO] [stdout] 23 | | ];//todo: bitwise operators
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BUILTINS`
[INFO] [stdout]   --> src/parser.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / const BUILTINS: &'static [&'static str] = &[
[INFO] [stdout] 19 | |   ".", ":", "+", "-", "*", "/", "//", "^", "pow", "sqrt",
[INFO] [stdout] 20 | |   "and", "or", "not", "==", "!=", "&&", "||", "!",
[INFO] [stdout] 21 | |   "print", "type",
[INFO] [stdout] 22 | |   "do", "for", "while", "if", "then", "else", "end", // 'then', 'else', 'end' are not KEYWORDS but cannot be used for lua compat
[INFO] [stdout] 23 | | ];//todo: bitwise operators
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "9d183033693e3a44939da2630cec83509d91806ad75b1490ca189ae5f78bdbf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d183033693e3a44939da2630cec83509d91806ad75b1490ca189ae5f78bdbf8", kill_on_drop: false }`
[INFO] [stdout] 9d183033693e3a44939da2630cec83509d91806ad75b1490ca189ae5f78bdbf8