[INFO] cloning repository https://github.com/yoranmandema/CantaLoopRS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoranmandema/CantaLoopRS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoranmandema%2FCantaLoopRS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoranmandema%2FCantaLoopRS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b753b09feada96c9e60cdc7352ac24c462c26df
[INFO] checking yoranmandema/CantaLoopRS against f4dd856795debe636f2ba39a900f162f5abeb7e8 for pr-160904
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoranmandema%2FCantaLoopRS" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/yoranmandema/CantaLoopRS
[INFO] finished tweaking git repo https://github.com/yoranmandema/CantaLoopRS
[INFO] tweaked toml for git repo https://github.com/yoranmandema/CantaLoopRS written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yoranmandema/CantaLoopRS on toolchain f4dd856795debe636f2ba39a900f162f5abeb7e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yoranmandema/CantaLoopRS 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" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zmij v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a58730dba68426c266f89090d27ed3e9feea0bc8a5a5cd5d3f5e18ccbda21e9b
[INFO] running `Command { std: "docker" "start" "a58730dba68426c266f89090d27ed3e9feea0bc8a5a5cd5d3f5e18ccbda21e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a58730dba68426c266f89090d27ed3e9feea0bc8a5a5cd5d3f5e18ccbda21e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a58730dba68426c266f89090d27ed3e9feea0bc8a5a5cd5d3f5e18ccbda21e9b" "/opt/rustwide/cargo-home/bin/cargo" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a58730dba68426c266f89090d27ed3e9feea0bc8a5a5cd5d3f5e18ccbda21e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a58730dba68426c266f89090d27ed3e9feea0bc8a5a5cd5d3f5e18ccbda21e9b" "/opt/rustwide/cargo-home/bin/cargo" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking litemap v0.8.1
[INFO] [stderr]     Checking writeable v0.6.2
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling serde_json v1.0.148
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking zmij v1.0.0
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling pest v2.8.4
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking fluent-uri v0.1.4
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking notify-types v2.0.0
[INFO] [stderr]     Checking libloading v0.8.9
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking inotify v0.11.0
[INFO] [stderr]     Checking notify v8.2.0
[INFO] [stderr]    Compiling pest_meta v2.8.4
[INFO] [stderr]     Checking tempfile v3.24.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling pest_generator v2.8.4
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling tower-lsp-macros v0.9.0
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]    Compiling auto_impl v1.3.0
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tokio-util v0.7.17
[INFO] [stderr]    Compiling pest_derive v2.8.4
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.1
[INFO] [stderr]     Checking zerovec v0.11.5
[INFO] [stderr]     Checking zerotrie v0.2.3
[INFO] [stderr]     Checking tinystr v0.8.2
[INFO] [stderr]     Checking icu_locale_core v2.1.1
[INFO] [stderr]     Checking potential_utf v0.1.4
[INFO] [stderr]     Checking icu_collections v2.1.1
[INFO] [stderr]     Checking icu_provider v2.1.1
[INFO] [stderr]     Checking icu_properties v2.1.2
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking lsp-types v0.97.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking lsp-types v0.94.1
[INFO] [stderr]     Checking tower-lsp v0.20.0
[INFO] [stderr]     Checking cantaloop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ByteCodeEmitter`, `HirBuilder`, `HirError`, and `ValueKind`
[INFO] [stdout]   --> src/core/engine.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     bytecode::{ByteCodeEmitter, OpCode},
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     hir_lowering::{
[INFO] [stdout] 14 |         CompilerState, ConstantValue, FunctionSignature, HirBuilder, HirError, ValueKind,
[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: `ByteCodeEmitter`, `HirBuilder`, `HirError`, and `ValueKind`
[INFO] [stdout]   --> src/core/engine.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     bytecode::{ByteCodeEmitter, OpCode},
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     hir_lowering::{
[INFO] [stdout] 14 |         CompilerState, ConstantValue, FunctionSignature, HirBuilder, HirError, ValueKind,
[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: `CompilerState`
[INFO] [stdout]  --> src/core/compileSession.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 |     ByteCodeEmitter, CompilerState, HirBuilder, OpCode, ValueKind, core::{
[INFO] [stdout]   |                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/comparison.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / /// Standard comparison module.
[INFO] [stdout] 5 | | /// 
[INFO] [stdout] 6 | | /// This is pure declarative metadata describing the comparison module.
[INFO] [stdout] 7 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]   = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/functional.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | / /// Standard functional module.
[INFO] [stdout] 6 | | /// 
[INFO] [stdout] 7 | | /// This is pure declarative metadata describing the functional module.
[INFO] [stdout] 8 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/logic.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / /// Standard logic module.
[INFO] [stdout] 5 | | ///
[INFO] [stdout] 6 | | /// This is pure declarative metadata describing the logic module.
[INFO] [stdout] 7 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/math.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | / /// Standard library math module.
[INFO] [stdout] 7 | | ///
[INFO] [stdout] 8 | | /// This is pure declarative metadata describing the math module.
[INFO] [stdout] 9 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/number.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / /// Standard number module.
[INFO] [stdout] 5 | | ///
[INFO] [stdout] 6 | | /// This is pure declarative metadata describing the number module.
[INFO] [stdout] 7 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/std.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / /// Standard library I/O module.
[INFO] [stdout] 5 | | /// 
[INFO] [stdout] 6 | | /// This is pure declarative metadata describing the std module.
[INFO] [stdout] 7 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/string.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | / /// Standard string module.
[INFO] [stdout] 7 | | ///
[INFO] [stdout] 8 | | /// This is pure declarative metadata describing the string module.
[INFO] [stdout] 9 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CompilerState`
[INFO] [stdout]  --> src/core/compileSession.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 |     ByteCodeEmitter, CompilerState, HirBuilder, OpCode, ValueKind, core::{
[INFO] [stdout]   |                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/comparison.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / /// Standard comparison module.
[INFO] [stdout] 5 | | /// 
[INFO] [stdout] 6 | | /// This is pure declarative metadata describing the comparison module.
[INFO] [stdout] 7 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]   = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/functional.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | / /// Standard functional module.
[INFO] [stdout] 6 | | /// 
[INFO] [stdout] 7 | | /// This is pure declarative metadata describing the functional module.
[INFO] [stdout] 8 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/logic.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / /// Standard logic module.
[INFO] [stdout] 5 | | ///
[INFO] [stdout] 6 | | /// This is pure declarative metadata describing the logic module.
[INFO] [stdout] 7 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/math.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | / /// Standard library math module.
[INFO] [stdout] 7 | | ///
[INFO] [stdout] 8 | | /// This is pure declarative metadata describing the math module.
[INFO] [stdout] 9 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/number.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / /// Standard number module.
[INFO] [stdout] 5 | | ///
[INFO] [stdout] 6 | | /// This is pure declarative metadata describing the number module.
[INFO] [stdout] 7 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/std.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / /// Standard library I/O module.
[INFO] [stdout] 5 | | /// 
[INFO] [stdout] 6 | | /// This is pure declarative metadata describing the std module.
[INFO] [stdout] 7 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/stdlib/string.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | / /// Standard string module.
[INFO] [stdout] 7 | | ///
[INFO] [stdout] 8 | | /// This is pure declarative metadata describing the string module.
[INFO] [stdout] 9 | | /// It does not mutate the Engine - it's compiler input, not runtime behavior.
[INFO] [stdout]   | |_-----------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `struct_name`
[INFO] [stdout]     --> src/core/bytecode/emitter.rs:1416:14
[INFO] [stdout]      |
[INFO] [stdout] 1416 |         for (struct_name, struct_def) in &program.structs {
[INFO] [stdout]      |              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_name`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signature`
[INFO] [stdout]    --> src/core/engine.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |         signature: FunctionSignature,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `struct_name`
[INFO] [stdout]     --> src/core/bytecode/emitter.rs:1416:14
[INFO] [stdout]      |
[INFO] [stdout] 1416 |         for (struct_name, struct_def) in &program.structs {
[INFO] [stdout]      |              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_name`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signature`
[INFO] [stdout]    --> src/core/engine.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |         signature: FunctionSignature,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `field_name`
[INFO] [stdout]    --> src/core/hir_lowering/lower_stmt.rs:694:48
[INFO] [stdout]     |
[INFO] [stdout] 694 |             HirExpression::FieldAccess { base, field_name } => {
[INFO] [stdout]     |                                                ^^^^^^^^^^ help: try ignoring the field: `field_name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `field_name`
[INFO] [stdout]    --> src/core/hir_lowering/lower_stmt.rs:694:48
[INFO] [stdout]     |
[INFO] [stdout] 694 |             HirExpression::FieldAccess { base, field_name } => {
[INFO] [stdout]     |                                                ^^^^^^^^^^ help: try ignoring the field: `field_name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core/vm.rs:568:9
[INFO] [stdout]     |
[INFO] [stdout] 568 |         mut engine: std::sync::Arc<Engine>,
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core/vm.rs:568:9
[INFO] [stdout]     |
[INFO] [stdout] 568 |         mut engine: std::sync::Arc<Engine>,
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ArrayIterator` is more private than the item `vm::Value::as_array_iter_mut`
[INFO] [stdout]    --> src/core/vm.rs:284:5
[INFO] [stdout]     |
[INFO] [stdout] 284 |     pub fn as_array_iter_mut<'a>(&self, heap: &'a mut ValueHeap) -> Option<&'a mut ArrayIterator> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `vm::Value::as_array_iter_mut` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `ArrayIterator` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/core/vm.rs:129:1
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub(crate) struct ArrayIterator {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ThunkData` is more private than the item `vm::Value::as_thunk_ref`
[INFO] [stdout]    --> src/core/vm.rs:388:5
[INFO] [stdout]     |
[INFO] [stdout] 388 |     pub fn as_thunk_ref<'a>(&self, heap: &'a ValueHeap) -> Option<&'a ThunkData> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `vm::Value::as_thunk_ref` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `ThunkData` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/core/vm.rs:140:1
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub(crate) enum ThunkData {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_call_expression` is never used
[INFO] [stdout]    --> src/core/ast/builder.rs:535:4
[INFO] [stdout]     |
[INFO] [stdout] 535 | fn build_call_expression(pair: Pair<Rule>) -> Result<Expression, pest::error::Error<Rule>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `extract_constant_value_from_expr` is never used
[INFO] [stdout]    --> src/core/engine.rs:464:8
[INFO] [stdout]     |
[INFO] [stdout] 346 | impl Engine {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 464 |     fn extract_constant_value_from_expr(expr: &Expression) -> Option<ConstantValue> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_current_imports_mut` is never used
[INFO] [stdout]    --> src/core/hir_lowering/lower_stmt.rs:188:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl HirBuilder {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 188 |     fn get_current_imports_mut(&mut self) -> Option<&mut ImportTable> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `type_registry` is never read
[INFO] [stdout]    --> src/core/vm.rs:559:5
[INFO] [stdout]     |
[INFO] [stdout] 555 | pub struct VM {
[INFO] [stdout]     |            -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 559 |     type_registry: HashMap<u32, (String, Vec<String>)>, // Maps type_id -> (struct_name, field_names) for pretty printing
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `format_value_kind_for_error`, `handle_hir_error`, `load_project_modules_for_lsp`, and `load_module_for_lsp` are never used
[INFO] [stdout]    --> src/core/compileSession.rs:147:8
[INFO] [stdout]     |
[INFO] [stdout]  50 | impl<'a> CompileSession<'a> {
[INFO] [stdout]     | --------------------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 147 |     fn format_value_kind_for_error(kind: &ValueKind) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     fn handle_hir_error(error: HirError) -> ! {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 327 |     fn load_project_modules_for_lsp(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 377 |     fn load_module_for_lsp(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ArrayIterator` is more private than the item `vm::Value::as_array_iter_mut`
[INFO] [stdout]    --> src/core/vm.rs:284:5
[INFO] [stdout]     |
[INFO] [stdout] 284 |     pub fn as_array_iter_mut<'a>(&self, heap: &'a mut ValueHeap) -> Option<&'a mut ArrayIterator> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `vm::Value::as_array_iter_mut` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `ArrayIterator` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/core/vm.rs:129:1
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub(crate) struct ArrayIterator {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ThunkData` is more private than the item `vm::Value::as_thunk_ref`
[INFO] [stdout]    --> src/core/vm.rs:388:5
[INFO] [stdout]     |
[INFO] [stdout] 388 |     pub fn as_thunk_ref<'a>(&self, heap: &'a ValueHeap) -> Option<&'a ThunkData> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `vm::Value::as_thunk_ref` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `ThunkData` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/core/vm.rs:140:1
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub(crate) enum ThunkData {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_call_expression` is never used
[INFO] [stdout]    --> src/core/ast/builder.rs:535:4
[INFO] [stdout]     |
[INFO] [stdout] 535 | fn build_call_expression(pair: Pair<Rule>) -> Result<Expression, pest::error::Error<Rule>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `extract_constant_value_from_expr` is never used
[INFO] [stdout]    --> src/core/engine.rs:464:8
[INFO] [stdout]     |
[INFO] [stdout] 346 | impl Engine {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 464 |     fn extract_constant_value_from_expr(expr: &Expression) -> Option<ConstantValue> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_current_imports_mut` is never used
[INFO] [stdout]    --> src/core/hir_lowering/lower_stmt.rs:188:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl HirBuilder {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 188 |     fn get_current_imports_mut(&mut self) -> Option<&mut ImportTable> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `type_registry` is never read
[INFO] [stdout]    --> src/core/vm.rs:559:5
[INFO] [stdout]     |
[INFO] [stdout] 555 | pub struct VM {
[INFO] [stdout]     |            -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 559 |     type_registry: HashMap<u32, (String, Vec<String>)>, // Maps type_id -> (struct_name, field_names) for pretty printing
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `format_value_kind_for_error`, `handle_hir_error`, `load_project_modules_for_lsp`, and `load_module_for_lsp` are never used
[INFO] [stdout]    --> src/core/compileSession.rs:147:8
[INFO] [stdout]     |
[INFO] [stdout]  50 | impl<'a> CompileSession<'a> {
[INFO] [stdout]     | --------------------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 147 |     fn format_value_kind_for_error(kind: &ValueKind) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     fn handle_hir_error(error: HirError) -> ! {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 327 |     fn load_project_modules_for_lsp(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 377 |     fn load_module_for_lsp(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `negatives`
[INFO] [stdout]   --> tests/test_pub_fn_detailed.rs:64:73
[INFO] [stdout]    |
[INFO] [stdout] 64 |             if let pest::error::ErrorVariant::ParsingError { positives, negatives } = &e.variant {
[INFO] [stdout]    |                                                                         ^^^^^^^^^ help: try ignoring the field: `negatives: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BinaryOp`, `Expression`, `Literal`, `Statement`, and `UnaryOp`
[INFO] [stdout]  --> tests/test_ast.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 |     core::ast::{Expression, Statement, Literal, BinaryOp, UnaryOp},
[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: `pairs`
[INFO] [stdout]   --> tests/test_identifier_parsing.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Ok(pairs) => {
[INFO] [stdout]    |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_pairs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `run` found for mutable reference `&mut Engine` in the current scope
[INFO] [stdout]   --> tests/common/helpers.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     engine.run(test_file.to_str().unwrap());
[INFO] [stdout]    |            ^^^ method not found in `&mut Engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `run` found for mutable reference `&mut Engine` in the current scope
[INFO] [stdout]   --> tests/common/helpers.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     engine.run(test_file.to_str().unwrap());
[INFO] [stdout]    |            ^^^ method not found in `&mut Engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `program`
[INFO] [stdout]   --> tests/test_ast.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let program = parse_program("1 + 2;").unwrap();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `program`
[INFO] [stdout]   --> tests/test_ast.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let program = parse_program(r#"
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `program`
[INFO] [stdout]   --> tests/test_ast.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let program = parse_program(r#"
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `program`
[INFO] [stdout]   --> tests/test_ast.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let program = parse_program("(1 + 2) * 3;").unwrap();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `program`
[INFO] [stdout]   --> tests/test_ast.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let program = parse_program(r#""hello world";"#).unwrap();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `program`
[INFO] [stdout]   --> tests/test_ast.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let program = parse_program("true;").unwrap();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `program`
[INFO] [stdout]   --> tests/test_ast.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let program = parse_program(r#"
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/test_parser.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let result = parse_program("");
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cantaloop` (test "test_parser") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cantaloop` (test "test_ast") due to 1 previous error; 8 warnings emitted
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> tests/test_letter_identifier_bug.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `run` found for mutable reference `&mut Engine` in the current scope
[INFO] [stdout]   --> tests/common/helpers.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     engine.run(test_file.to_str().unwrap());
[INFO] [stdout]    |            ^^^ method not found in `&mut Engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cantaloop` (test "test_array_type_annotations") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a58730dba68426c266f89090d27ed3e9feea0bc8a5a5cd5d3f5e18ccbda21e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a58730dba68426c266f89090d27ed3e9feea0bc8a5a5cd5d3f5e18ccbda21e9b", kill_on_drop: false }`
[INFO] [stdout] a58730dba68426c266f89090d27ed3e9feea0bc8a5a5cd5d3f5e18ccbda21e9b
