[INFO] cloning repository https://github.com/paulhenri/monkey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paulhenri/monkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulhenri%2Fmonkey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulhenri%2Fmonkey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ec7a53e100d8371e30d3bb28cbcf3e02e6621ad
[INFO] testing paulhenri/monkey against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulhenri%2Fmonkey" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/paulhenri/monkey
[INFO] finished tweaking git repo https://github.com/paulhenri/monkey
[INFO] tweaked toml for git repo https://github.com/paulhenri/monkey written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/paulhenri/monkey on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/paulhenri/monkey 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06c56b7ae32b4c0f8a2030522a3f7e3184132a7bec08c11a20c82497516aada4
[INFO] running `Command { std: "docker" "start" "-a" "06c56b7ae32b4c0f8a2030522a3f7e3184132a7bec08c11a20c82497516aada4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06c56b7ae32b4c0f8a2030522a3f7e3184132a7bec08c11a20c82497516aada4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06c56b7ae32b4c0f8a2030522a3f7e3184132a7bec08c11a20c82497516aada4", kill_on_drop: false }`
[INFO] [stdout] 06c56b7ae32b4c0f8a2030522a3f7e3184132a7bec08c11a20c82497516aada4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16c5c8c8f17993562502298ad5517500a939d4fbd432a1abbb9c2da4914a15da
[INFO] running `Command { std: "docker" "start" "-a" "16c5c8c8f17993562502298ad5517500a939d4fbd432a1abbb9c2da4914a15da", kill_on_drop: false }`
[INFO] [stderr]    Compiling Monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::TokenBuilder`
[INFO] [stdout]  --> src/lexer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::TokenBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `Write`
[INFO] [stdout]  --> src/repl.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `my_token` is never read
[INFO] [stdout]   --> src/repl.rs:23:39
[INFO] [stdout]    |
[INFO] [stdout] 23 |             let mut my_token: Token = Token::new(TokenType::EOF, "".to_string());
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Monkey` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `monkey`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a module
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub mod lexer;
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lexer.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![warn(missing_docs)]
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct
[INFO] [stdout]  --> src/lexer.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Lexer {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "16c5c8c8f17993562502298ad5517500a939d4fbd432a1abbb9c2da4914a15da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c5c8c8f17993562502298ad5517500a939d4fbd432a1abbb9c2da4914a15da", kill_on_drop: false }`
[INFO] [stdout] 16c5c8c8f17993562502298ad5517500a939d4fbd432a1abbb9c2da4914a15da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef1ceffd28e76de24bb53e6991016a4dbb6f4fa3238dcda6e6e79204cb6ad375
[INFO] running `Command { std: "docker" "start" "-a" "ef1ceffd28e76de24bb53e6991016a4dbb6f4fa3238dcda6e6e79204cb6ad375", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `crate::TokenBuilder`
[INFO] [stdout]  --> src/lexer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::TokenBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `Write`
[INFO] [stdout]  --> src/repl.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `my_token` is never read
[INFO] [stdout]   --> src/repl.rs:23:39
[INFO] [stdout]    |
[INFO] [stdout] 23 |             let mut my_token: Token = Token::new(TokenType::EOF, "".to_string());
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Monkey` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `monkey`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling Monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for a module
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub mod lexer;
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lexer.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![warn(missing_docs)]
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct
[INFO] [stdout]  --> src/lexer.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Lexer {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Monkey::token::*`
[INFO] [stdout]  --> tests/parser.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use Monkey::token::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Monkey::token::*`
[INFO] [stdout]  --> tests/ast.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use Monkey::token::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_stmt`
[INFO] [stdout]   --> tests/parser.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn assert_identifier(test_stmt: Stmt, name: &str) -> bool {
[INFO] [stdout]    |                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_stmt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_stmt`
[INFO] [stdout]   --> tests/parser.rs:62:24
[INFO] [stdout]    |
[INFO] [stdout] 62 |     matches!(cmp_stmt, test_stmt)
[INFO] [stdout]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_stmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_expr`
[INFO] [stdout]   --> tests/parser.rs:66:27
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn assert_identifier_expr(test_expr: Expr, name: &str) -> bool{
[INFO] [stdout]    |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_stmt`
[INFO] [stdout]   --> tests/parser.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |     matches!(cmp_stmt, test_stmt)
[INFO] [stdout]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_stmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_boolean_expression` is never used
[INFO] [stdout]   --> tests/parser.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn test_boolean_expression(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::TokenBuilder`
[INFO] [stdout]  --> src/lexer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::TokenBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `Write`
[INFO] [stdout]  --> src/repl.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `my_token` is never read
[INFO] [stdout]   --> src/repl.rs:23:39
[INFO] [stdout]    |
[INFO] [stdout] 23 |             let mut my_token: Token = Token::new(TokenType::EOF, "".to_string());
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a module
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub mod lexer;
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lexer.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![warn(missing_docs)]
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct
[INFO] [stdout]  --> src/lexer.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Lexer {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "ef1ceffd28e76de24bb53e6991016a4dbb6f4fa3238dcda6e6e79204cb6ad375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef1ceffd28e76de24bb53e6991016a4dbb6f4fa3238dcda6e6e79204cb6ad375", kill_on_drop: false }`
[INFO] [stdout] ef1ceffd28e76de24bb53e6991016a4dbb6f4fa3238dcda6e6e79204cb6ad375
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e6b57710333448b247f8f668363d2a8e8d93dedd9846b6f1458047d6765aacd0
[INFO] running `Command { std: "docker" "start" "-a" "e6b57710333448b247f8f668363d2a8e8d93dedd9846b6f1458047d6765aacd0", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::TokenBuilder`
[INFO] [stderr]  --> src/lexer.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::TokenBuilder;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Read` and `Write`
[INFO] [stderr]  --> src/repl.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{Read, Write};
[INFO] [stderr]   |               ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `my_token` is never read
[INFO] [stderr]   --> src/repl.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 |             let mut my_token: Token = Token::new(TokenType::EOF, "".to_string());
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Monkey` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `monkey`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a module
[INFO] [stderr]  --> src/lib.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub mod lexer;
[INFO] [stderr]   | ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> src/lexer.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![warn(missing_docs)]
[INFO] [stderr]   |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a struct
[INFO] [stderr]  --> src/lexer.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Lexer {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `Monkey` (lib) generated 6 warnings (run `cargo fix --lib -p Monkey` to apply 2 suggestions)
[INFO] [stderr] warning: unused import: `Monkey::token::*`
[INFO] [stderr]  --> tests/parser.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub use Monkey::token::*;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_stmt`
[INFO] [stderr]   --> tests/parser.rs:60:22
[INFO] [stderr]    |
[INFO] [stderr] 60 | fn assert_identifier(test_stmt: Stmt, name: &str) -> bool {
[INFO] [stderr]    |                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_stmt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_stmt`
[INFO] [stderr]   --> tests/parser.rs:62:24
[INFO] [stderr]    |
[INFO] [stderr] 62 |     matches!(cmp_stmt, test_stmt)
[INFO] [stderr]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_stmt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_expr`
[INFO] [stderr]   --> tests/parser.rs:66:27
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn assert_identifier_expr(test_expr: Expr, name: &str) -> bool{
[INFO] [stderr]    |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_stmt`
[INFO] [stderr]   --> tests/parser.rs:68:24
[INFO] [stderr]    |
[INFO] [stderr] 68 |     matches!(cmp_stmt, test_stmt)
[INFO] [stderr]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_stmt`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_boolean_expression` is never used
[INFO] [stderr]   --> tests/parser.rs:72:4
[INFO] [stderr]    |
[INFO] [stderr] 72 | fn test_boolean_expression(){
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `Monkey` (test "parser") generated 6 warnings (run `cargo fix --test "parser" -p Monkey` to apply 5 suggestions)
[INFO] [stderr] warning: unused import: `Monkey::token::*`
[INFO] [stderr]  --> tests/ast.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub use Monkey::token::*;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `Monkey` (test "ast") generated 1 warning (run `cargo fix --test "ast" -p Monkey` to apply 1 suggestion)
[INFO] [stderr] warning: `Monkey` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/Monkey-2f355a98acbb4d5d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/Monkey-c025c1157f1130bd)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ast.rs (/opt/rustwide/target/debug/deps/ast-74a249a038099965)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_to_tring ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lexer.rs (/opt/rustwide/target/debug/deps/lexer-b0b43e4dc52d7c40)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test read_char_works ... ok
[INFO] [stdout] test read_identifier_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/parser.rs (/opt/rustwide/target/debug/deps/parser-0aeb07d1fc9b8da3)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_let_statement ... ok
[INFO] [stdout] test test_ifelse ... ok
[INFO] [stdout] test test_function_call ... ok
[INFO] [stdout] test test_operator_precedence ... ok
[INFO] [stdout] test test_prefix_exp ... ok
[INFO] [stdout] test test_integer_literal_exp ... ok
[INFO] [stdout] test test_functions ... ok
[INFO] [stdout] test test_identifier_expression ... ok
[INFO] [stdout] test test_return_statement ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_return_statement stdout ----
[INFO] [stdout] Parsing token for left_expr    ILLEGAL
[INFO] [stdout] No parsing function found for ILLEGAL
[INFO] [stdout] No left expression, returning none...
[INFO] [stdout] No stmt returned...
[INFO] [stdout] Parsing token for left_expr    RETURN
[INFO] [stdout] No parsing function found for RETURN
[INFO] [stdout] No left expression, returning none...
[INFO] [stdout] 
[INFO] [stdout] thread 'test_return_statement' (32) panicked at src/parser.rs:334:62:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58667db429b2 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58667db429b2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58667db429b2 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58667db429b2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58667db52b9a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58667db52b9a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x58667db11826 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58667db11826 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x58667db21de9 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58667db21de9 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58667db21c81 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58667daccbde - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x58667daccbde - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x58667db22062 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x58667db22062 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58667db21eda - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x58667db1d3d9 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58667db0641d - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58667db5a22c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58667db5a1f2 - core::panicking::panic::h6519d2e94a76dd19
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x58667db59a39 - core::option::unwrap_failed::ha98236786820a324
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/option.rs:2199:5
[INFO] [stdout]   21:     0x58667daf2b8a - core::option::Option<T>::unwrap::h5a41c1fb0301fa95
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/option.rs:1016:21
[INFO] [stdout]   22:     0x58667daf2b8a - Monkey::parser::Parser::parse_return_statement::hddd72dbd0032976f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:334:62
[INFO] [stdout]   23:     0x58667daf01f2 - Monkey::parser::Parser::parse_statement::hcb154bb52c6cd700
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:142:39
[INFO] [stdout]   24:     0x58667daefeda - Monkey::parser::Parser::parseprogramm::h510769f77af9f71e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:128:38
[INFO] [stdout]   25:     0x58667daac564 - parser::test_return_statement::hd3721f654b57659a
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/parser.rs:48:36
[INFO] [stdout]   26:     0x58667daac857 - parser::test_return_statement::{{closure}}::h1b811484a2ccbe37
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/parser.rs:41:27
[INFO] [stdout]   27:     0x58667daa72e6 - core::ops::function::FnOnce::call_once::h426a071218e33735
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58667dacc9db - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58667dacc9db - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   30:     0x58667dae03aa - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   31:     0x58667dae03aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   32:     0x58667dae03aa - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58667dae03aa - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58667dae03aa - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58667dae03aa - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   36:     0x58667dae03aa - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   37:     0x58667daba804 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   38:     0x58667daba804 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58667dabe0c2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   40:     0x58667dabe0c2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   41:     0x58667dabe0c2 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58667dabe0c2 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58667dabe0c2 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58667dabe0c2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   45:     0x58667dabe0c2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58667db1866f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   47:     0x58667db1866f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   48:     0x7c885d10eaa4 - <unknown>
[INFO] [stdout]   49:     0x7c885d19ba64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_return_statement
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test parser`
[INFO] running `Command { std: "docker" "inspect" "e6b57710333448b247f8f668363d2a8e8d93dedd9846b6f1458047d6765aacd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b57710333448b247f8f668363d2a8e8d93dedd9846b6f1458047d6765aacd0", kill_on_drop: false }`
[INFO] [stdout] e6b57710333448b247f8f668363d2a8e8d93dedd9846b6f1458047d6765aacd0
