[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/9fd53382138354c9127b23585312e73bd0d7fc50 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrinshpon%2FMaroon" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Grinshpon/Maroon on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 221d669e6519b83e5b49ef1ca73bf275dd6bcc8b5affbfe6e6aae46aeab1a5a2
[INFO] running `Command { std: "docker" "start" "-a" "221d669e6519b83e5b49ef1ca73bf275dd6bcc8b5affbfe6e6aae46aeab1a5a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "221d669e6519b83e5b49ef1ca73bf275dd6bcc8b5affbfe6e6aae46aeab1a5a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "221d669e6519b83e5b49ef1ca73bf275dd6bcc8b5affbfe6e6aae46aeab1a5a2", kill_on_drop: false }`
[INFO] [stdout] 221d669e6519b83e5b49ef1ca73bf275dd6bcc8b5affbfe6e6aae46aeab1a5a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 660376feb06bf7214f34e7e9da9e9bc435df00e13cde50ff96e14f9844c76a1b
[INFO] running `Command { std: "docker" "start" "-a" "660376feb06bf7214f34e7e9da9e9bc435df00e13cde50ff96e14f9844c76a1b", kill_on_drop: false }`
[INFO] [stderr]     Checking maroon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[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: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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: unused variable: `sexprs`
[INFO] [stdout]    --> src/genlua.rs:364:17
[INFO] [stdout]     |
[INFO] [stdout] 364 |     SExpr::Main(sexprs) => Err(UnimplementedFeature(0,1)),
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sexprs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line1`
[INFO] [stdout]    --> src/genlua.rs:373:22
[INFO] [stdout]     |
[INFO] [stdout] 373 |         SExpr::Ident(line1, id) => {
[INFO] [stdout]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_line1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line1`
[INFO] [stdout]    --> src/genlua.rs:388:23
[INFO] [stdout]     |
[INFO] [stdout] 388 |         SExpr::Symbol(line1, op) => {
[INFO] [stdout]     |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_line1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/genlua.rs:400:23
[INFO] [stdout]     |
[INFO] [stdout] 400 |     SExpr::Func(line, args, body) => Err(UnimplementedFeature(*line,4)),
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/genlua.rs:400:29
[INFO] [stdout]     |
[INFO] [stdout] 400 |     SExpr::Func(line, args, body) => Err(UnimplementedFeature(*line,4)),
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:408:16
[INFO] [stdout]     |
[INFO] [stdout] 408 |     SExpr::Int(line, i) => Ok(LuaExpr(Expr::Lit(Literal::Int(i)))),
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:409:18
[INFO] [stdout]     |
[INFO] [stdout] 409 |     SExpr::Float(line, f) => Ok(LuaExpr(Expr::Lit(Literal::Float(f)))),
[INFO] [stdout]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:410:17
[INFO] [stdout]     |
[INFO] [stdout] 410 |     SExpr::Bool(line, b) => Ok(LuaExpr(Expr::Lit(Literal::Bool(b)))),
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:411:16
[INFO] [stdout]     |
[INFO] [stdout] 411 |     SExpr::Str(line, s) => Ok(LuaExpr(Expr::Lit(Literal::Str(s)))),
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:412:17
[INFO] [stdout]     |
[INFO] [stdout] 412 |     SExpr::Char(line, s) => Ok(LuaExpr(Expr::Lit(Literal::Str(s)))),
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:413:18
[INFO] [stdout]     |
[INFO] [stdout] 413 |     SExpr::Ident(line, s) => Ok(LuaExpr(Expr::Ident(s))),
[INFO] [stdout]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:414:17
[INFO] [stdout]     |
[INFO] [stdout] 414 |     SExpr::List(line, sexprs) => {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line1`
[INFO] [stdout]    --> src/genlua.rs:425:22
[INFO] [stdout]     |
[INFO] [stdout] 425 |         SExpr::Ident(line1, id) => {
[INFO] [stdout]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_line1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line1`
[INFO] [stdout]    --> src/genlua.rs:436:23
[INFO] [stdout]     |
[INFO] [stdout] 436 |         SExpr::Symbol(line1, op) => {
[INFO] [stdout]     |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_line1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:447:17
[INFO] [stdout]     |
[INFO] [stdout] 447 |     SExpr::Func(line, args, body) => {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:470:16
[INFO] [stdout]     |
[INFO] [stdout] 470 |     SExpr::Int(line, i) => Ok(LuaLiteral(Literal::Int(i))),
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:471:18
[INFO] [stdout]     |
[INFO] [stdout] 471 |     SExpr::Float(line, f) => Ok(LuaLiteral(Literal::Float(f))),
[INFO] [stdout]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:472:17
[INFO] [stdout]     |
[INFO] [stdout] 472 |     SExpr::Bool(line, b) => Ok(LuaLiteral(Literal::Bool(b))),
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:473:16
[INFO] [stdout]     |
[INFO] [stdout] 473 |     SExpr::Str(line, s) => Ok(LuaLiteral(Literal::Str(s))),
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:474:17
[INFO] [stdout]     |
[INFO] [stdout] 474 |     SExpr::Char(line, s) => Ok(LuaLiteral(Literal::Str(s))),
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:475:18
[INFO] [stdout]     |
[INFO] [stdout] 475 |     SExpr::Ident(line, s) => Ok(LuaExpr(Expr::Ident(s))),
[INFO] [stdout]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:476:19
[INFO] [stdout]     |
[INFO] [stdout] 476 |     SExpr::Symbol(line, s) => Err(Unknown(6)), //todo
[INFO] [stdout]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/genlua.rs:476:25
[INFO] [stdout]     |
[INFO] [stdout] 476 |     SExpr::Symbol(line, s) => Err(Unknown(6)), //todo
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sexprs`
[INFO] [stdout]    --> src/genlua.rs:477:23
[INFO] [stdout]     |
[INFO] [stdout] 477 |     SExpr::List(line, sexprs) => Err(UnimplementedFeature(line,6)),
[INFO] [stdout]     |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sexprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sexprs`
[INFO] [stdout]    --> src/genlua.rs:478:23
[INFO] [stdout]     |
[INFO] [stdout] 478 |     SExpr::Stmt(line, sexprs) => {
[INFO] [stdout]     |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sexprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/genlua.rs:482:23
[INFO] [stdout]     |
[INFO] [stdout] 482 |     SExpr::Func(line, args, body) => Err(UnimplementedFeature(line,8)),
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/genlua.rs:482:29
[INFO] [stdout]     |
[INFO] [stdout] 482 |     SExpr::Func(line, args, body) => Err(UnimplementedFeature(line,8)),
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `std`
[INFO] [stdout]    --> src/genlua.rs:483:26
[INFO] [stdout]     |
[INFO] [stdout] 483 |     SExpr::Builtin(line, std) => Err(UnimplementedFeature(line,9)),
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BUILTINS` is never used
[INFO] [stdout]   --> src/parser.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const BUILTINS: &'static [&'static str] = &[
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/genlua.rs:54:3
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct Module {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 54 |   name: String,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/parser.rs:160:6
[INFO] [stdout]     |
[INFO] [stdout] 150 |   let mut sexprs: Vec<Box<SExpr>> = vec![]; // top-level s-expressions
[INFO] [stdout]     |           ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 160 |   Ok(Module(sexprs))
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/parser.rs:183:6
[INFO] [stdout]     |
[INFO] [stdout] 166 |   let sexpr = {match tokens.next() {
[INFO] [stdout]     |       ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 183 |   Ok(first_analysis(sexpr)?)
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maroon` (bin "maroon" test) due to 3 previous errors; 33 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `sexprs`
[INFO] [stdout]    --> src/genlua.rs:364:17
[INFO] [stdout]     |
[INFO] [stdout] 364 |     SExpr::Main(sexprs) => Err(UnimplementedFeature(0,1)),
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sexprs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line1`
[INFO] [stdout]    --> src/genlua.rs:373:22
[INFO] [stdout]     |
[INFO] [stdout] 373 |         SExpr::Ident(line1, id) => {
[INFO] [stdout]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_line1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line1`
[INFO] [stdout]    --> src/genlua.rs:388:23
[INFO] [stdout]     |
[INFO] [stdout] 388 |         SExpr::Symbol(line1, op) => {
[INFO] [stdout]     |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_line1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/genlua.rs:400:23
[INFO] [stdout]     |
[INFO] [stdout] 400 |     SExpr::Func(line, args, body) => Err(UnimplementedFeature(*line,4)),
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/genlua.rs:400:29
[INFO] [stdout]     |
[INFO] [stdout] 400 |     SExpr::Func(line, args, body) => Err(UnimplementedFeature(*line,4)),
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:408:16
[INFO] [stdout]     |
[INFO] [stdout] 408 |     SExpr::Int(line, i) => Ok(LuaExpr(Expr::Lit(Literal::Int(i)))),
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:409:18
[INFO] [stdout]     |
[INFO] [stdout] 409 |     SExpr::Float(line, f) => Ok(LuaExpr(Expr::Lit(Literal::Float(f)))),
[INFO] [stdout]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:410:17
[INFO] [stdout]     |
[INFO] [stdout] 410 |     SExpr::Bool(line, b) => Ok(LuaExpr(Expr::Lit(Literal::Bool(b)))),
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:411:16
[INFO] [stdout]     |
[INFO] [stdout] 411 |     SExpr::Str(line, s) => Ok(LuaExpr(Expr::Lit(Literal::Str(s)))),
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:412:17
[INFO] [stdout]     |
[INFO] [stdout] 412 |     SExpr::Char(line, s) => Ok(LuaExpr(Expr::Lit(Literal::Str(s)))),
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:413:18
[INFO] [stdout]     |
[INFO] [stdout] 413 |     SExpr::Ident(line, s) => Ok(LuaExpr(Expr::Ident(s))),
[INFO] [stdout]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:414:17
[INFO] [stdout]     |
[INFO] [stdout] 414 |     SExpr::List(line, sexprs) => {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line1`
[INFO] [stdout]    --> src/genlua.rs:425:22
[INFO] [stdout]     |
[INFO] [stdout] 425 |         SExpr::Ident(line1, id) => {
[INFO] [stdout]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_line1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line1`
[INFO] [stdout]    --> src/genlua.rs:436:23
[INFO] [stdout]     |
[INFO] [stdout] 436 |         SExpr::Symbol(line1, op) => {
[INFO] [stdout]     |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_line1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:447:17
[INFO] [stdout]     |
[INFO] [stdout] 447 |     SExpr::Func(line, args, body) => {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:470:16
[INFO] [stdout]     |
[INFO] [stdout] 470 |     SExpr::Int(line, i) => Ok(LuaLiteral(Literal::Int(i))),
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:471:18
[INFO] [stdout]     |
[INFO] [stdout] 471 |     SExpr::Float(line, f) => Ok(LuaLiteral(Literal::Float(f))),
[INFO] [stdout]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:472:17
[INFO] [stdout]     |
[INFO] [stdout] 472 |     SExpr::Bool(line, b) => Ok(LuaLiteral(Literal::Bool(b))),
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:473:16
[INFO] [stdout]     |
[INFO] [stdout] 473 |     SExpr::Str(line, s) => Ok(LuaLiteral(Literal::Str(s))),
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:474:17
[INFO] [stdout]     |
[INFO] [stdout] 474 |     SExpr::Char(line, s) => Ok(LuaLiteral(Literal::Str(s))),
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:475:18
[INFO] [stdout]     |
[INFO] [stdout] 475 |     SExpr::Ident(line, s) => Ok(LuaExpr(Expr::Ident(s))),
[INFO] [stdout]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/genlua.rs:476:19
[INFO] [stdout]     |
[INFO] [stdout] 476 |     SExpr::Symbol(line, s) => Err(Unknown(6)), //todo
[INFO] [stdout]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/genlua.rs:476:25
[INFO] [stdout]     |
[INFO] [stdout] 476 |     SExpr::Symbol(line, s) => Err(Unknown(6)), //todo
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sexprs`
[INFO] [stdout]    --> src/genlua.rs:477:23
[INFO] [stdout]     |
[INFO] [stdout] 477 |     SExpr::List(line, sexprs) => Err(UnimplementedFeature(line,6)),
[INFO] [stdout]     |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sexprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sexprs`
[INFO] [stdout]    --> src/genlua.rs:478:23
[INFO] [stdout]     |
[INFO] [stdout] 478 |     SExpr::Stmt(line, sexprs) => {
[INFO] [stdout]     |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sexprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/genlua.rs:482:23
[INFO] [stdout]     |
[INFO] [stdout] 482 |     SExpr::Func(line, args, body) => Err(UnimplementedFeature(line,8)),
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/genlua.rs:482:29
[INFO] [stdout]     |
[INFO] [stdout] 482 |     SExpr::Func(line, args, body) => Err(UnimplementedFeature(line,8)),
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `std`
[INFO] [stdout]    --> src/genlua.rs:483:26
[INFO] [stdout]     |
[INFO] [stdout] 483 |     SExpr::Builtin(line, std) => Err(UnimplementedFeature(line,9)),
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BUILTINS` is never used
[INFO] [stdout]   --> src/parser.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const BUILTINS: &'static [&'static str] = &[
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/genlua.rs:54:3
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct Module {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 54 |   name: String,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/parser.rs:160:6
[INFO] [stdout]     |
[INFO] [stdout] 150 |   let mut sexprs: Vec<Box<SExpr>> = vec![]; // top-level s-expressions
[INFO] [stdout]     |           ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 160 |   Ok(Module(sexprs))
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/parser.rs:183:6
[INFO] [stdout]     |
[INFO] [stdout] 166 |   let sexpr = {match tokens.next() {
[INFO] [stdout]     |       ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 183 |   Ok(first_analysis(sexpr)?)
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maroon` (bin "maroon") due to 3 previous errors; 33 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "660376feb06bf7214f34e7e9da9e9bc435df00e13cde50ff96e14f9844c76a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "660376feb06bf7214f34e7e9da9e9bc435df00e13cde50ff96e14f9844c76a1b", kill_on_drop: false }`
[INFO] [stdout] 660376feb06bf7214f34e7e9da9e9bc435df00e13cde50ff96e14f9844c76a1b