[INFO] cloning repository https://github.com/kenaniah/rust-ruby
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kenaniah/rust-ruby" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkenaniah%2Frust-ruby", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkenaniah%2Frust-ruby'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc646aa03f5f4558f51085f30dd6351d31845e86
[INFO] testing kenaniah/rust-ruby against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkenaniah%2Frust-ruby" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kenaniah/rust-ruby on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kenaniah/rust-ruby
[INFO] finished tweaking git repo https://github.com/kenaniah/rust-ruby
[INFO] tweaked toml for git repo https://github.com/kenaniah/rust-ruby written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kenaniah/rust-ruby 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustyline v5.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54f4e7db07081c0f559140580e85f292add53234e1e57e29adc3625ea27a1c39
[INFO] running `Command { std: "docker" "start" "-a" "54f4e7db07081c0f559140580e85f292add53234e1e57e29adc3625ea27a1c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54f4e7db07081c0f559140580e85f292add53234e1e57e29adc3625ea27a1c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54f4e7db07081c0f559140580e85f292add53234e1e57e29adc3625ea27a1c39", kill_on_drop: false }`
[INFO] [stdout] 54f4e7db07081c0f559140580e85f292add53234e1e57e29adc3625ea27a1c39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3431c441d8eb0b8353e2a34ffb766b6fa750fb2ac6bab78e21064764a9e7a2b
[INFO] running `Command { std: "docker" "start" "-a" "b3431c441d8eb0b8353e2a34ffb766b6fa750fb2ac6bab78e21064764a9e7a2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling ruby-parser v0.1.0 (/opt/rustwide/workdir/ruby-parser)
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling ruby-proc-macros v0.1.0 (/opt/rustwide/workdir/ruby-proc-macros)
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling ruby-core v0.1.0 (/opt/rustwide/workdir/ruby-core)
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/array.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / define_object_struct! {
[INFO] [stdout] 9  | |     #[maps_to(mruby: RArray)]
[INFO] [stdout] 10 | |     RArray {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 11 | |       //   union {
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/class.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RClass)]
[INFO] [stdout] 5  | |     RClass {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 6  | |         instance_variables: &'a VariableTable,
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  | |         //struct kh_mt *mt;
[INFO] [stdout] 8  | |         superclass: &'a Self
[INFO] [stdout]    | |         ^^^^^^^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/compiler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct ParserState<'a> {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 9  |     /// Ruby's current state (`mrb_state *mrb`)
[INFO] [stdout] 10 |     rb: &'a Ruby,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     /// Ruby's memory pool (`struct mrb_pool *pool`)
[INFO] [stdout] 12 |     ruby_pool: &'a MemoryPool<'a>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 13 |     /// (`mrb_ast_node *cells`)
[INFO] [stdout] 14 |     cells: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     // const char *s, *send;
[INFO] [stdout] 16 |     s: u8,
[INFO] [stdout]    |     ^
[INFO] [stdout] 17 |     send: u8,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     file: &'a File,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     /// mrbc_context *cxt;
[INFO] [stdout] 22 |     context: &'a CompileContext<'a>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 23 |     /// mrb_sym filename_sym;
[INFO] [stdout] 24 |     filename_sym: Symbol,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 25 |     /// uint16_t lineno;
[INFO] [stdout] 26 |     line_no: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 27 |     /// int column;
[INFO] [stdout] 28 |     column: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 29 |     /// enum mrb_lex_state_enum lstate;
[INFO] [stdout] 30 |     lex_state: LexState,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 31 |     /// mrb_ast_node *lex_strterm; /* (type nest_level beg . end) */
[INFO] [stdout] 32 |     lex_strterm: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 33 |     /// unsigned int cond_stack;
[INFO] [stdout] 34 |     cond_stack: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 35 |     /// unsigned int cmdarg_stack;
[INFO] [stdout] 36 |     cmdarg_stack: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 37 |     /// int paren_nest;
[INFO] [stdout] 38 |     paren_nest: isize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 39 |     /// int lpar_beg;
[INFO] [stdout] 40 |     lpar_beg: isize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 41 |     /// int in_def;
[INFO] [stdout] 42 |     in_def: isize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 43 |     /// int in_single;
[INFO] [stdout] 44 |     in_single: isize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 45 |     /// mrb_bool cmd_start:1;
[INFO] [stdout] 46 |     cmd_start: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 47 |     /// mrb_ast_node *locals;
[INFO] [stdout] 48 |     locals: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 49 |     /// mrb_ast_node *pb;
[INFO] [stdout] 50 |     pb: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 51 |     /// char *tokbuf;
[INFO] [stdout] 52 |     tokbuf: &'a str,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 53 |     /// char buf[MRB_PARSER_TOKBUF_SIZE];
[INFO] [stdout] 54 |     buf: [char; 256],
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 55 |     /// int tidx;
[INFO] [stdout] 56 |     tidx: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 57 |     /// int tsiz;
[INFO] [stdout] 58 |     tsiz: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     all_heredocs: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 62 |     // mrb_ast_node *heredocs_from_nextline;
[INFO] [stdout] 63 |     heredocs_from_nextline: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 64 |     // mrb_ast_node *parsing_heredoc;
[INFO] [stdout] 65 |     parsing_heredoc: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 66 |     // mrb_ast_node *lex_strterm_before_heredoc;
[INFO] [stdout] 67 |     lex_strterm_before_heredoc: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     ylval: (),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     nerr: isize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 74 |     // size_t nwarn;
[INFO] [stdout] 75 |     nwarn: isize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 76 |     // mrb_ast_node *tree;
[INFO] [stdout] 77 |     tree: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     no_optimize: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 81 |     // mrb_bool on_eval:1;
[INFO] [stdout] 82 |     on_eval: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 83 |     // mrb_bool capture_errors:1;
[INFO] [stdout] 84 |     capture_errors: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 85 |     // struct mrb_parser_message error_buffer[10];
[INFO] [stdout] 86 |     error_buffer: [ParserMessage; 10],
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 87 |     // struct mrb_parser_message warn_buffer[10];
[INFO] [stdout] 88 |     warn_buffer: [ParserMessage; 10],
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     filename_table: Vec<Symbol>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 92 |     current_filename_index: isize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     jmp: &'a JumpBuffer,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prev`, `next`, `line_no`, and `filename_idx` are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct ASTNode<'a> {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 101 |     prev: &'a Self,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 102 |     next: &'a Self,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 103 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 104 |     filename_idx: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct CompileContext<'a> {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] 110 |     // mrb_sym *syms;
[INFO] [stdout] 111 |     symbols: &'a Symbol,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 112 |     // int slen;
[INFO] [stdout] 113 |     slen: usize,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 114 |     // char *filename;
[INFO] [stdout] 115 |     filename: &'a usize,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 116 |     // uint16_t lineno;
[INFO] [stdout] 117 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 118 |     // int (*partial_hook)(struct mrb_parser_state*);
[INFO] [stdout] 119 |     partial_hook: &'a fn(&'a ParserState) -> usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 120 |     // void *partial_data;
[INFO] [stdout] 121 |     partial_data: &'a u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 122 |     // struct RClass *target_class;
[INFO] [stdout] 123 |     target_class: &'a RClass<'a>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 124 |     // mrb_bool capture_errors:1;
[INFO] [stdout] 125 |     capture_errors: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 126 |     // mrb_bool dump_result:1;
[INFO] [stdout] 127 |     dump_result: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 128 |     // mrb_bool no_exec:1;
[INFO] [stdout] 129 |     no_exec: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 130 |     // mrb_bool keep_lv:1;
[INFO] [stdout] 131 |     keep_lv: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 132 |     // mrb_bool no_optimize:1;
[INFO] [stdout] 133 |     no_optimize: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 134 |     // mrb_bool on_eval:1;
[INFO] [stdout] 135 |     on_eval: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 136 |     // size_t parser_nerr;
[INFO] [stdout] 137 |     parser_err_no: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `line_no`, `column`, and `message` are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub struct ParserMessage {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 159 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 160 |     column: usize,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 161 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParserHeredocInfo` is never constructed
[INFO] [stdout]    --> ruby-core/src/compiler.rs:165:12
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub struct ParserHeredocInfo<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RException)]
[INFO] [stdout] 5  | |     RException {
[INFO] [stdout]    | |     ---------- fields in this struct
[INFO] [stdout] 6  | |         instance_variables: &'a VariableTable
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  | |     }
[INFO] [stdout] 8  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `proc` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/error.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / define_object_struct! {
[INFO] [stdout] 11 | |     #[maps_to(mruby: RBreak)]
[INFO] [stdout] 12 | |     RBreak {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 13 | |         proc: &'a RProc<'a>
[INFO] [stdout]    | |         ^^^^
[INFO] [stdout] 14 | |         //union mrb_value_union value;
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/hash.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / define_object_struct! {
[INFO] [stdout] 5  | |     #[maps_to(mruby: RHash)]
[INFO] [stdout] 6  | |     RHash {
[INFO] [stdout]    | |     ----- fields in this struct
[INFO] [stdout] 7  | |         instance_variables: &'a VariableTable,
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  | |         hash_table: &'a HashMap<Value, Value>
[INFO] [stdout]    | |         ^^^^^^^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rb` is never read
[INFO] [stdout]  --> ruby-core/src/memory_pool.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MemoryPool<'a> {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     rb: &'a Ruby,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Freezable` is never used
[INFO] [stdout]  --> ruby-core/src/object.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) trait Freezable {
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / define_object_struct! {
[INFO] [stdout] 11 | |     #[maps_to(mruby: RBasic)]
[INFO] [stdout] 12 | |     RBasic {}
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / define_object_struct! {
[INFO] [stdout] 16 | |     #[maps_to(mruby: RObject)]
[INFO] [stdout] 17 | |     RObject {
[INFO] [stdout]    | |     ------- fields in this struct
[INFO] [stdout] 18 | |         instance_variables: &'a VariableTable
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / define_object_struct! {
[INFO] [stdout] 23 | |     #[maps_to(mruby: RFiber)]
[INFO] [stdout] 24 | |     RFiber {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 25 | |         //struct mrb_context *cxt;
[INFO] [stdout] 26 | |     }
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/proc.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: REnv)]
[INFO] [stdout] 5  | |     REnv {
[INFO] [stdout]    | |     ---- fields in this struct
[INFO] [stdout] 6  | |         stack: &'a Value,
[INFO] [stdout]    | |         ^^^^^
[INFO] [stdout] 7  | |         //struct mrb_context *cxt;
[INFO] [stdout] 8  | |         mid: Symbol
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/proc.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / define_object_struct! {
[INFO] [stdout] 13 | |     #[maps_to(mruby: RProc)]
[INFO] [stdout] 14 | |     RProc {
[INFO] [stdout]    | |     ----- fields in this struct
[INFO] [stdout] 15 | |       // union {
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/range.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RRange)]
[INFO] [stdout] 5  | |     RRange {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 6  | |         beg: Value,
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 7  | |         end: Value,
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 8  | |         excl: bool
[INFO] [stdout]    | |         ^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/string.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / define_object_struct! {
[INFO] [stdout] 2  | |     #[maps_to(mruby: RString)]
[INFO] [stdout] 3  | |     RString {
[INFO] [stdout]    | |     ------- fields in this struct
[INFO] [stdout] 4  | |         //   union {
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/string.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / define_object_struct! {
[INFO] [stdout] 19 | |     #[maps_to(mruby: RStringEmbed)]
[INFO] [stdout] 20 | |     RStringEmbed {
[INFO] [stdout]    | |     ------------ fields in this struct
[INFO] [stdout] 21 | |         //   char ary[];
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling ruby-lexer v0.1.0 (/opt/rustwide/workdir/ruby-lexer)
[INFO] [stdout] warning: unused imports: `BUFFER_SIZE`, `Location`, `SpannedToken`
[INFO] [stdout]  --> ruby-lexer/src/lexer/identifiers.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{LexResult, LexState, Lexer, Location, SpannedToken, Token, BUFFER_SIZE};
[INFO] [stdout]   |                                         ^^^^^^^^  ^^^^^^^^^^^^         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]  --> ruby-lexer/src/lexer/identifiers.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::trace;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> ruby-lexer/src/lexer.rs:96:33
[INFO] [stdout]    |
[INFO] [stdout] 95 | ...                   todo!();
[INFO] [stdout]    |                       ------- any code following this expression is unreachable
[INFO] [stdout] 96 | ...                   break;
[INFO] [stdout]    |                       ^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:105:33
[INFO] [stdout]     |
[INFO] [stdout] 104 | ...                   todo!();
[INFO] [stdout]     |                       ------- any code following this expression is unreachable
[INFO] [stdout] 105 | ...                   break;
[INFO] [stdout]     |                       ^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_type`
[INFO] [stdout]   --> ruby-lexer/src/lexer/identifiers.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let token_type: IdentifierType = match ident.chars().nth(0).unwrap() {
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_type`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `lex_multi_line_comment` is never used
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:414:8
[INFO] [stdout]     |
[INFO] [stdout] 40  | / impl<T> Lexer<T>
[INFO] [stdout] 41  | | where
[INFO] [stdout] 42  | |     T: Iterator<Item = char>,
[INFO] [stdout]     | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 414 |       fn lex_multi_line_comment(&mut self) -> LexResult {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_tokenizer` is never used
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:475:8
[INFO] [stdout]     |
[INFO] [stdout] 475 | pub fn make_tokenizer(source: &str) -> impl Iterator<Item = LexResult> + '_ {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_end` is never used
[INFO] [stdout]   --> ruby-lexer/src/lexer/lex_state.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | / impl<T> Lexer<T>
[INFO] [stdout] 28 | | where
[INFO] [stdout] 29 | |     T: Iterator<Item = char>,
[INFO] [stdout]    | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |       pub(crate) fn is_end(&self) -> bool {
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustyline v5.0.6
[INFO] [stderr]    Compiling ruby v0.1.0 (/opt/rustwide/workdir/ruby)
[INFO] [stdout] warning: fields `f1`, `f2`, and `word` are never read
[INFO] [stdout]   --> ruby/src/bin/playground.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | struct Basic {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 9  |     f1: f32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 10 |     f2: f32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     word: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `f0` is never read
[INFO] [stdout]   --> ruby/src/bin/playground.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Wrapped {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 15 |     f0: Basic,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.72s
[INFO] running `Command { std: "docker" "inspect" "b3431c441d8eb0b8353e2a34ffb766b6fa750fb2ac6bab78e21064764a9e7a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3431c441d8eb0b8353e2a34ffb766b6fa750fb2ac6bab78e21064764a9e7a2b", kill_on_drop: false }`
[INFO] [stdout] b3431c441d8eb0b8353e2a34ffb766b6fa750fb2ac6bab78e21064764a9e7a2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08177d5f8980dccdc3cbb4dd10f98246cbd9ceebc2b694d80974ad7ea106f09c
[INFO] running `Command { std: "docker" "start" "-a" "08177d5f8980dccdc3cbb4dd10f98246cbd9ceebc2b694d80974ad7ea106f09c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruby-proc-macros v0.1.0 (/opt/rustwide/workdir/ruby-proc-macros)
[INFO] [stderr]    Compiling ruby v0.1.0 (/opt/rustwide/workdir/ruby)
[INFO] [stdout] warning: unused imports: `BUFFER_SIZE`, `Location`, `SpannedToken`
[INFO] [stdout]  --> ruby-lexer/src/lexer/identifiers.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{LexResult, LexState, Lexer, Location, SpannedToken, Token, BUFFER_SIZE};
[INFO] [stdout]   |                                         ^^^^^^^^  ^^^^^^^^^^^^         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]  --> ruby-lexer/src/lexer/identifiers.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::trace;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> ruby-lexer/src/lexer.rs:96:33
[INFO] [stdout]    |
[INFO] [stdout] 95 | ...                   todo!();
[INFO] [stdout]    |                       ------- any code following this expression is unreachable
[INFO] [stdout] 96 | ...                   break;
[INFO] [stdout]    |                       ^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:105:33
[INFO] [stdout]     |
[INFO] [stdout] 104 | ...                   todo!();
[INFO] [stdout]     |                       ------- any code following this expression is unreachable
[INFO] [stdout] 105 | ...                   break;
[INFO] [stdout]     |                       ^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_type`
[INFO] [stdout]   --> ruby-lexer/src/lexer/identifiers.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let token_type: IdentifierType = match ident.chars().nth(0).unwrap() {
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_type`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `lex_multi_line_comment` is never used
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:414:8
[INFO] [stdout]     |
[INFO] [stdout] 40  | / impl<T> Lexer<T>
[INFO] [stdout] 41  | | where
[INFO] [stdout] 42  | |     T: Iterator<Item = char>,
[INFO] [stdout]     | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 414 |       fn lex_multi_line_comment(&mut self) -> LexResult {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_tokenizer` is never used
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:475:8
[INFO] [stdout]     |
[INFO] [stdout] 475 | pub fn make_tokenizer(source: &str) -> impl Iterator<Item = LexResult> + '_ {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_end` is never used
[INFO] [stdout]   --> ruby-lexer/src/lexer/lex_state.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | / impl<T> Lexer<T>
[INFO] [stdout] 28 | | where
[INFO] [stdout] 29 | |     T: Iterator<Item = char>,
[INFO] [stdout]    | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |       pub(crate) fn is_end(&self) -> bool {
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ruby-parser v0.1.0 (/opt/rustwide/workdir/ruby-parser)
[INFO] [stderr]    Compiling ruby-lexer v0.1.0 (/opt/rustwide/workdir/ruby-lexer)
[INFO] [stdout] warning: fields `f1`, `f2`, and `word` are never read
[INFO] [stdout]   --> ruby/src/bin/playground.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | struct Basic {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 9  |     f1: f32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 10 |     f2: f32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     word: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `f0` is never read
[INFO] [stdout]   --> ruby/src/bin/playground.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Wrapped {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 15 |     f0: Basic,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BUFFER_SIZE`, `Location`, `SpannedToken`
[INFO] [stdout]  --> ruby-lexer/src/lexer/identifiers.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{LexResult, LexState, Lexer, Location, SpannedToken, Token, BUFFER_SIZE};
[INFO] [stdout]   |                                         ^^^^^^^^  ^^^^^^^^^^^^         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]  --> ruby-lexer/src/lexer/identifiers.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::trace;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> ruby-lexer/src/lexer.rs:96:33
[INFO] [stdout]    |
[INFO] [stdout] 95 | ...                   todo!();
[INFO] [stdout]    |                       ------- any code following this expression is unreachable
[INFO] [stdout] 96 | ...                   break;
[INFO] [stdout]    |                       ^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:105:33
[INFO] [stdout]     |
[INFO] [stdout] 104 | ...                   todo!();
[INFO] [stdout]     |                       ------- any code following this expression is unreachable
[INFO] [stdout] 105 | ...                   break;
[INFO] [stdout]     |                       ^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_type`
[INFO] [stdout]   --> ruby-lexer/src/lexer/identifiers.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let token_type: IdentifierType = match ident.chars().nth(0).unwrap() {
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_type`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ruby-core v0.1.0 (/opt/rustwide/workdir/ruby-core)
[INFO] [stdout] warning: method `lex_multi_line_comment` is never used
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:414:8
[INFO] [stdout]     |
[INFO] [stdout] 40  | / impl<T> Lexer<T>
[INFO] [stdout] 41  | | where
[INFO] [stdout] 42  | |     T: Iterator<Item = char>,
[INFO] [stdout]     | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 414 |       fn lex_multi_line_comment(&mut self) -> LexResult {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_end` is never used
[INFO] [stdout]   --> ruby-lexer/src/lexer/lex_state.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | / impl<T> Lexer<T>
[INFO] [stdout] 28 | | where
[INFO] [stdout] 29 | |     T: Iterator<Item = char>,
[INFO] [stdout]    | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |       pub(crate) fn is_end(&self) -> bool {
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/array.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / define_object_struct! {
[INFO] [stdout] 9  | |     #[maps_to(mruby: RArray)]
[INFO] [stdout] 10 | |     RArray {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 11 | |       //   union {
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/array.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / define_object_struct! {
[INFO] [stdout] 9  | |     #[maps_to(mruby: RArray)]
[INFO] [stdout] 10 | |     RArray {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 11 | |       //   union {
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/class.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RClass)]
[INFO] [stdout] 5  | |     RClass {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 6  | |         instance_variables: &'a VariableTable,
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  | |         //struct kh_mt *mt;
[INFO] [stdout] 8  | |         superclass: &'a Self
[INFO] [stdout]    | |         ^^^^^^^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/class.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RClass)]
[INFO] [stdout] 5  | |     RClass {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 6  | |         instance_variables: &'a VariableTable,
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  | |         //struct kh_mt *mt;
[INFO] [stdout] 8  | |         superclass: &'a Self
[INFO] [stdout]    | |         ^^^^^^^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/compiler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct ParserState<'a> {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 9  |     /// Ruby's current state (`mrb_state *mrb`)
[INFO] [stdout] 10 |     rb: &'a Ruby,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     /// Ruby's memory pool (`struct mrb_pool *pool`)
[INFO] [stdout] 12 |     ruby_pool: &'a MemoryPool<'a>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 13 |     /// (`mrb_ast_node *cells`)
[INFO] [stdout] 14 |     cells: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     // const char *s, *send;
[INFO] [stdout] 16 |     s: u8,
[INFO] [stdout]    |     ^
[INFO] [stdout] 17 |     send: u8,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     file: &'a File,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     /// mrbc_context *cxt;
[INFO] [stdout] 22 |     context: &'a CompileContext<'a>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 23 |     /// mrb_sym filename_sym;
[INFO] [stdout] 24 |     filename_sym: Symbol,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 25 |     /// uint16_t lineno;
[INFO] [stdout] 26 |     line_no: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 27 |     /// int column;
[INFO] [stdout] 28 |     column: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 29 |     /// enum mrb_lex_state_enum lstate;
[INFO] [stdout] 30 |     lex_state: LexState,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 31 |     /// mrb_ast_node *lex_strterm; /* (type nest_level beg . end) */
[INFO] [stdout] 32 |     lex_strterm: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 33 |     /// unsigned int cond_stack;
[INFO] [stdout] 34 |     cond_stack: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 35 |     /// unsigned int cmdarg_stack;
[INFO] [stdout] 36 |     cmdarg_stack: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 37 |     /// int paren_nest;
[INFO] [stdout] 38 |     paren_nest: isize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 39 |     /// int lpar_beg;
[INFO] [stdout] 40 |     lpar_beg: isize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 41 |     /// int in_def;
[INFO] [stdout] 42 |     in_def: isize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 43 |     /// int in_single;
[INFO] [stdout] 44 |     in_single: isize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 45 |     /// mrb_bool cmd_start:1;
[INFO] [stdout] 46 |     cmd_start: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 47 |     /// mrb_ast_node *locals;
[INFO] [stdout] 48 |     locals: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 49 |     /// mrb_ast_node *pb;
[INFO] [stdout] 50 |     pb: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 51 |     /// char *tokbuf;
[INFO] [stdout] 52 |     tokbuf: &'a str,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 53 |     /// char buf[MRB_PARSER_TOKBUF_SIZE];
[INFO] [stdout] 54 |     buf: [char; 256],
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 55 |     /// int tidx;
[INFO] [stdout] 56 |     tidx: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 57 |     /// int tsiz;
[INFO] [stdout] 58 |     tsiz: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     all_heredocs: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 62 |     // mrb_ast_node *heredocs_from_nextline;
[INFO] [stdout] 63 |     heredocs_from_nextline: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 64 |     // mrb_ast_node *parsing_heredoc;
[INFO] [stdout] 65 |     parsing_heredoc: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 66 |     // mrb_ast_node *lex_strterm_before_heredoc;
[INFO] [stdout] 67 |     lex_strterm_before_heredoc: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     ylval: (),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     nerr: isize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 74 |     // size_t nwarn;
[INFO] [stdout] 75 |     nwarn: isize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 76 |     // mrb_ast_node *tree;
[INFO] [stdout] 77 |     tree: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     no_optimize: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 81 |     // mrb_bool on_eval:1;
[INFO] [stdout] 82 |     on_eval: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 83 |     // mrb_bool capture_errors:1;
[INFO] [stdout] 84 |     capture_errors: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 85 |     // struct mrb_parser_message error_buffer[10];
[INFO] [stdout] 86 |     error_buffer: [ParserMessage; 10],
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 87 |     // struct mrb_parser_message warn_buffer[10];
[INFO] [stdout] 88 |     warn_buffer: [ParserMessage; 10],
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     filename_table: Vec<Symbol>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 92 |     current_filename_index: isize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     jmp: &'a JumpBuffer,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prev`, `next`, `line_no`, and `filename_idx` are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct ASTNode<'a> {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 101 |     prev: &'a Self,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 102 |     next: &'a Self,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 103 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 104 |     filename_idx: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct CompileContext<'a> {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] 110 |     // mrb_sym *syms;
[INFO] [stdout] 111 |     symbols: &'a Symbol,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 112 |     // int slen;
[INFO] [stdout] 113 |     slen: usize,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 114 |     // char *filename;
[INFO] [stdout] 115 |     filename: &'a usize,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 116 |     // uint16_t lineno;
[INFO] [stdout] 117 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 118 |     // int (*partial_hook)(struct mrb_parser_state*);
[INFO] [stdout] 119 |     partial_hook: &'a fn(&'a ParserState) -> usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 120 |     // void *partial_data;
[INFO] [stdout] 121 |     partial_data: &'a u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 122 |     // struct RClass *target_class;
[INFO] [stdout] 123 |     target_class: &'a RClass<'a>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 124 |     // mrb_bool capture_errors:1;
[INFO] [stdout] 125 |     capture_errors: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 126 |     // mrb_bool dump_result:1;
[INFO] [stdout] 127 |     dump_result: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 128 |     // mrb_bool no_exec:1;
[INFO] [stdout] 129 |     no_exec: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 130 |     // mrb_bool keep_lv:1;
[INFO] [stdout] 131 |     keep_lv: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 132 |     // mrb_bool no_optimize:1;
[INFO] [stdout] 133 |     no_optimize: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 134 |     // mrb_bool on_eval:1;
[INFO] [stdout] 135 |     on_eval: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 136 |     // size_t parser_nerr;
[INFO] [stdout] 137 |     parser_err_no: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `line_no`, `column`, and `message` are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub struct ParserMessage {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 159 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 160 |     column: usize,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 161 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParserHeredocInfo` is never constructed
[INFO] [stdout]    --> ruby-core/src/compiler.rs:165:12
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub struct ParserHeredocInfo<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/compiler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct ParserState<'a> {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 9  |     /// Ruby's current state (`mrb_state *mrb`)
[INFO] [stdout] 10 |     rb: &'a Ruby,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     /// Ruby's memory pool (`struct mrb_pool *pool`)
[INFO] [stdout] 12 |     ruby_pool: &'a MemoryPool<'a>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 13 |     /// (`mrb_ast_node *cells`)
[INFO] [stdout] 14 |     cells: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     // const char *s, *send;
[INFO] [stdout] 16 |     s: u8,
[INFO] [stdout]    |     ^
[INFO] [stdout] 17 |     send: u8,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     file: &'a File,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     /// mrbc_context *cxt;
[INFO] [stdout] 22 |     context: &'a CompileContext<'a>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 23 |     /// mrb_sym filename_sym;
[INFO] [stdout] 24 |     filename_sym: Symbol,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 25 |     /// uint16_t lineno;
[INFO] [stdout] 26 |     line_no: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 27 |     /// int column;
[INFO] [stdout] 28 |     column: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 29 |     /// enum mrb_lex_state_enum lstate;
[INFO] [stdout] 30 |     lex_state: LexState,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 31 |     /// mrb_ast_node *lex_strterm; /* (type nest_level beg . end) */
[INFO] [stdout] 32 |     lex_strterm: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 33 |     /// unsigned int cond_stack;
[INFO] [stdout] 34 |     cond_stack: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 35 |     /// unsigned int cmdarg_stack;
[INFO] [stdout] 36 |     cmdarg_stack: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 37 |     /// int paren_nest;
[INFO] [stdout] 38 |     paren_nest: isize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 39 |     /// int lpar_beg;
[INFO] [stdout] 40 |     lpar_beg: isize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 41 |     /// int in_def;
[INFO] [stdout] 42 |     in_def: isize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 43 |     /// int in_single;
[INFO] [stdout] 44 |     in_single: isize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 45 |     /// mrb_bool cmd_start:1;
[INFO] [stdout] 46 |     cmd_start: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 47 |     /// mrb_ast_node *locals;
[INFO] [stdout] 48 |     locals: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 49 |     /// mrb_ast_node *pb;
[INFO] [stdout] 50 |     pb: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 51 |     /// char *tokbuf;
[INFO] [stdout] 52 |     tokbuf: &'a str,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 53 |     /// char buf[MRB_PARSER_TOKBUF_SIZE];
[INFO] [stdout] 54 |     buf: [char; 256],
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 55 |     /// int tidx;
[INFO] [stdout] 56 |     tidx: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 57 |     /// int tsiz;
[INFO] [stdout] 58 |     tsiz: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     all_heredocs: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 62 |     // mrb_ast_node *heredocs_from_nextline;
[INFO] [stdout] 63 |     heredocs_from_nextline: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 64 |     // mrb_ast_node *parsing_heredoc;
[INFO] [stdout] 65 |     parsing_heredoc: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 66 |     // mrb_ast_node *lex_strterm_before_heredoc;
[INFO] [stdout] 67 |     lex_strterm_before_heredoc: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     ylval: (),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     nerr: isize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 74 |     // size_t nwarn;
[INFO] [stdout] 75 |     nwarn: isize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 76 |     // mrb_ast_node *tree;
[INFO] [stdout] 77 |     tree: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     no_optimize: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 81 |     // mrb_bool on_eval:1;
[INFO] [stdout] 82 |     on_eval: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 83 |     // mrb_bool capture_errors:1;
[INFO] [stdout] 84 |     capture_errors: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 85 |     // struct mrb_parser_message error_buffer[10];
[INFO] [stdout] 86 |     error_buffer: [ParserMessage; 10],
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 87 |     // struct mrb_parser_message warn_buffer[10];
[INFO] [stdout] 88 |     warn_buffer: [ParserMessage; 10],
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     filename_table: Vec<Symbol>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 92 |     current_filename_index: isize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     jmp: &'a JumpBuffer,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prev`, `next`, `line_no`, and `filename_idx` are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct ASTNode<'a> {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 101 |     prev: &'a Self,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 102 |     next: &'a Self,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 103 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 104 |     filename_idx: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RException)]
[INFO] [stdout] 5  | |     RException {
[INFO] [stdout]    | |     ---------- fields in this struct
[INFO] [stdout] 6  | |         instance_variables: &'a VariableTable
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  | |     }
[INFO] [stdout] 8  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct CompileContext<'a> {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] 110 |     // mrb_sym *syms;
[INFO] [stdout] 111 |     symbols: &'a Symbol,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 112 |     // int slen;
[INFO] [stdout] 113 |     slen: usize,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 114 |     // char *filename;
[INFO] [stdout] 115 |     filename: &'a usize,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 116 |     // uint16_t lineno;
[INFO] [stdout] 117 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 118 |     // int (*partial_hook)(struct mrb_parser_state*);
[INFO] [stdout] 119 |     partial_hook: &'a fn(&'a ParserState) -> usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 120 |     // void *partial_data;
[INFO] [stdout] 121 |     partial_data: &'a u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 122 |     // struct RClass *target_class;
[INFO] [stdout] 123 |     target_class: &'a RClass<'a>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 124 |     // mrb_bool capture_errors:1;
[INFO] [stdout] 125 |     capture_errors: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 126 |     // mrb_bool dump_result:1;
[INFO] [stdout] 127 |     dump_result: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 128 |     // mrb_bool no_exec:1;
[INFO] [stdout] 129 |     no_exec: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 130 |     // mrb_bool keep_lv:1;
[INFO] [stdout] 131 |     keep_lv: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 132 |     // mrb_bool no_optimize:1;
[INFO] [stdout] 133 |     no_optimize: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 134 |     // mrb_bool on_eval:1;
[INFO] [stdout] 135 |     on_eval: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 136 |     // size_t parser_nerr;
[INFO] [stdout] 137 |     parser_err_no: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `proc` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/error.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / define_object_struct! {
[INFO] [stdout] 11 | |     #[maps_to(mruby: RBreak)]
[INFO] [stdout] 12 | |     RBreak {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 13 | |         proc: &'a RProc<'a>
[INFO] [stdout]    | |         ^^^^
[INFO] [stdout] 14 | |         //union mrb_value_union value;
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `line_no`, `column`, and `message` are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub struct ParserMessage {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 159 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 160 |     column: usize,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 161 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParserHeredocInfo` is never constructed
[INFO] [stdout]    --> ruby-core/src/compiler.rs:165:12
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub struct ParserHeredocInfo<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/hash.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / define_object_struct! {
[INFO] [stdout] 5  | |     #[maps_to(mruby: RHash)]
[INFO] [stdout] 6  | |     RHash {
[INFO] [stdout]    | |     ----- fields in this struct
[INFO] [stdout] 7  | |         instance_variables: &'a VariableTable,
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  | |         hash_table: &'a HashMap<Value, Value>
[INFO] [stdout]    | |         ^^^^^^^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rb` is never read
[INFO] [stdout]  --> ruby-core/src/memory_pool.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MemoryPool<'a> {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     rb: &'a Ruby,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Freezable` is never used
[INFO] [stdout]  --> ruby-core/src/object.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) trait Freezable {
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RException)]
[INFO] [stdout] 5  | |     RException {
[INFO] [stdout]    | |     ---------- fields in this struct
[INFO] [stdout] 6  | |         instance_variables: &'a VariableTable
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  | |     }
[INFO] [stdout] 8  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / define_object_struct! {
[INFO] [stdout] 11 | |     #[maps_to(mruby: RBasic)]
[INFO] [stdout] 12 | |     RBasic {}
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / define_object_struct! {
[INFO] [stdout] 16 | |     #[maps_to(mruby: RObject)]
[INFO] [stdout] 17 | |     RObject {
[INFO] [stdout]    | |     ------- fields in this struct
[INFO] [stdout] 18 | |         instance_variables: &'a VariableTable
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `proc` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/error.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / define_object_struct! {
[INFO] [stdout] 11 | |     #[maps_to(mruby: RBreak)]
[INFO] [stdout] 12 | |     RBreak {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 13 | |         proc: &'a RProc<'a>
[INFO] [stdout]    | |         ^^^^
[INFO] [stdout] 14 | |         //union mrb_value_union value;
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / define_object_struct! {
[INFO] [stdout] 23 | |     #[maps_to(mruby: RFiber)]
[INFO] [stdout] 24 | |     RFiber {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 25 | |         //struct mrb_context *cxt;
[INFO] [stdout] 26 | |     }
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/proc.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: REnv)]
[INFO] [stdout] 5  | |     REnv {
[INFO] [stdout]    | |     ---- fields in this struct
[INFO] [stdout] 6  | |         stack: &'a Value,
[INFO] [stdout]    | |         ^^^^^
[INFO] [stdout] 7  | |         //struct mrb_context *cxt;
[INFO] [stdout] 8  | |         mid: Symbol
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/hash.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / define_object_struct! {
[INFO] [stdout] 5  | |     #[maps_to(mruby: RHash)]
[INFO] [stdout] 6  | |     RHash {
[INFO] [stdout]    | |     ----- fields in this struct
[INFO] [stdout] 7  | |         instance_variables: &'a VariableTable,
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  | |         hash_table: &'a HashMap<Value, Value>
[INFO] [stdout]    | |         ^^^^^^^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rb` is never read
[INFO] [stdout]  --> ruby-core/src/memory_pool.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MemoryPool<'a> {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     rb: &'a Ruby,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Freezable` is never used
[INFO] [stdout]  --> ruby-core/src/object.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) trait Freezable {
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/proc.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / define_object_struct! {
[INFO] [stdout] 13 | |     #[maps_to(mruby: RProc)]
[INFO] [stdout] 14 | |     RProc {
[INFO] [stdout]    | |     ----- fields in this struct
[INFO] [stdout] 15 | |       // union {
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / define_object_struct! {
[INFO] [stdout] 11 | |     #[maps_to(mruby: RBasic)]
[INFO] [stdout] 12 | |     RBasic {}
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/range.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RRange)]
[INFO] [stdout] 5  | |     RRange {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 6  | |         beg: Value,
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 7  | |         end: Value,
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 8  | |         excl: bool
[INFO] [stdout]    | |         ^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / define_object_struct! {
[INFO] [stdout] 16 | |     #[maps_to(mruby: RObject)]
[INFO] [stdout] 17 | |     RObject {
[INFO] [stdout]    | |     ------- fields in this struct
[INFO] [stdout] 18 | |         instance_variables: &'a VariableTable
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/string.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / define_object_struct! {
[INFO] [stdout] 2  | |     #[maps_to(mruby: RString)]
[INFO] [stdout] 3  | |     RString {
[INFO] [stdout]    | |     ------- fields in this struct
[INFO] [stdout] 4  | |         //   union {
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / define_object_struct! {
[INFO] [stdout] 23 | |     #[maps_to(mruby: RFiber)]
[INFO] [stdout] 24 | |     RFiber {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 25 | |         //struct mrb_context *cxt;
[INFO] [stdout] 26 | |     }
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/string.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / define_object_struct! {
[INFO] [stdout] 19 | |     #[maps_to(mruby: RStringEmbed)]
[INFO] [stdout] 20 | |     RStringEmbed {
[INFO] [stdout]    | |     ------------ fields in this struct
[INFO] [stdout] 21 | |         //   char ary[];
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/proc.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: REnv)]
[INFO] [stdout] 5  | |     REnv {
[INFO] [stdout]    | |     ---- fields in this struct
[INFO] [stdout] 6  | |         stack: &'a Value,
[INFO] [stdout]    | |         ^^^^^
[INFO] [stdout] 7  | |         //struct mrb_context *cxt;
[INFO] [stdout] 8  | |         mid: Symbol
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/proc.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / define_object_struct! {
[INFO] [stdout] 13 | |     #[maps_to(mruby: RProc)]
[INFO] [stdout] 14 | |     RProc {
[INFO] [stdout]    | |     ----- fields in this struct
[INFO] [stdout] 15 | |       // union {
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/range.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RRange)]
[INFO] [stdout] 5  | |     RRange {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 6  | |         beg: Value,
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 7  | |         end: Value,
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 8  | |         excl: bool
[INFO] [stdout]    | |         ^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/string.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / define_object_struct! {
[INFO] [stdout] 2  | |     #[maps_to(mruby: RString)]
[INFO] [stdout] 3  | |     RString {
[INFO] [stdout]    | |     ------- fields in this struct
[INFO] [stdout] 4  | |         //   union {
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/string.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / define_object_struct! {
[INFO] [stdout] 19 | |     #[maps_to(mruby: RStringEmbed)]
[INFO] [stdout] 20 | |     RStringEmbed {
[INFO] [stdout]    | |     ------------ fields in this struct
[INFO] [stdout] 21 | |         //   char ary[];
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "08177d5f8980dccdc3cbb4dd10f98246cbd9ceebc2b694d80974ad7ea106f09c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08177d5f8980dccdc3cbb4dd10f98246cbd9ceebc2b694d80974ad7ea106f09c", kill_on_drop: false }`
[INFO] [stdout] 08177d5f8980dccdc3cbb4dd10f98246cbd9ceebc2b694d80974ad7ea106f09c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fea372dbc46085933bdd57c082fe6a939e92572fe37ece13f4686ebc112d2a46
[INFO] running `Command { std: "docker" "start" "-a" "fea372dbc46085933bdd57c082fe6a939e92572fe37ece13f4686ebc112d2a46", kill_on_drop: false }`
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/array.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / define_object_struct! {
[INFO] [stderr] 9  | |     #[maps_to(mruby: RArray)]
[INFO] [stderr] 10 | |     RArray {
[INFO] [stderr]    | |     ------ fields in this struct
[INFO] [stderr] 11 | |       //   union {
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |     }
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/class.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / define_object_struct! {
[INFO] [stderr] 4  | |     #[maps_to(mruby: RClass)]
[INFO] [stderr] 5  | |     RClass {
[INFO] [stderr]    | |     ------ fields in this struct
[INFO] [stderr] 6  | |         instance_variables: &'a VariableTable,
[INFO] [stderr]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7  | |         //struct kh_mt *mt;
[INFO] [stderr] 8  | |         superclass: &'a Self
[INFO] [stderr]    | |         ^^^^^^^^^^
[INFO] [stderr] 9  | |     }
[INFO] [stderr] 10 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> ruby-core/src/compiler.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 8  | pub struct ParserState<'a> {
[INFO] [stderr]    |            ----------- fields in this struct
[INFO] [stderr] 9  |     /// Ruby's current state (`mrb_state *mrb`)
[INFO] [stderr] 10 |     rb: &'a Ruby,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 11 |     /// Ruby's memory pool (`struct mrb_pool *pool`)
[INFO] [stderr] 12 |     ruby_pool: &'a MemoryPool<'a>,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 13 |     /// (`mrb_ast_node *cells`)
[INFO] [stderr] 14 |     cells: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 15 |     // const char *s, *send;
[INFO] [stderr] 16 |     s: u8,
[INFO] [stderr]    |     ^
[INFO] [stderr] 17 |     send: u8,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     file: &'a File,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 21 |     /// mrbc_context *cxt;
[INFO] [stderr] 22 |     context: &'a CompileContext<'a>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 23 |     /// mrb_sym filename_sym;
[INFO] [stderr] 24 |     filename_sym: Symbol,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 25 |     /// uint16_t lineno;
[INFO] [stderr] 26 |     line_no: u16,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 27 |     /// int column;
[INFO] [stderr] 28 |     column: usize,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 29 |     /// enum mrb_lex_state_enum lstate;
[INFO] [stderr] 30 |     lex_state: LexState,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 31 |     /// mrb_ast_node *lex_strterm; /* (type nest_level beg . end) */
[INFO] [stderr] 32 |     lex_strterm: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 33 |     /// unsigned int cond_stack;
[INFO] [stderr] 34 |     cond_stack: usize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 35 |     /// unsigned int cmdarg_stack;
[INFO] [stderr] 36 |     cmdarg_stack: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 37 |     /// int paren_nest;
[INFO] [stderr] 38 |     paren_nest: isize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 39 |     /// int lpar_beg;
[INFO] [stderr] 40 |     lpar_beg: isize,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 41 |     /// int in_def;
[INFO] [stderr] 42 |     in_def: isize,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 43 |     /// int in_single;
[INFO] [stderr] 44 |     in_single: isize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 45 |     /// mrb_bool cmd_start:1;
[INFO] [stderr] 46 |     cmd_start: bool,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 47 |     /// mrb_ast_node *locals;
[INFO] [stderr] 48 |     locals: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 49 |     /// mrb_ast_node *pb;
[INFO] [stderr] 50 |     pb: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 51 |     /// char *tokbuf;
[INFO] [stderr] 52 |     tokbuf: &'a str,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 53 |     /// char buf[MRB_PARSER_TOKBUF_SIZE];
[INFO] [stderr] 54 |     buf: [char; 256],
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 55 |     /// int tidx;
[INFO] [stderr] 56 |     tidx: usize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 57 |     /// int tsiz;
[INFO] [stderr] 58 |     tsiz: usize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |     all_heredocs: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 62 |     // mrb_ast_node *heredocs_from_nextline;
[INFO] [stderr] 63 |     heredocs_from_nextline: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 64 |     // mrb_ast_node *parsing_heredoc;
[INFO] [stderr] 65 |     parsing_heredoc: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 66 |     // mrb_ast_node *lex_strterm_before_heredoc;
[INFO] [stderr] 67 |     lex_strterm_before_heredoc: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     ylval: (),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 73 |     nerr: isize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 74 |     // size_t nwarn;
[INFO] [stderr] 75 |     nwarn: isize,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 76 |     // mrb_ast_node *tree;
[INFO] [stderr] 77 |     tree: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 80 |     no_optimize: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 81 |     // mrb_bool on_eval:1;
[INFO] [stderr] 82 |     on_eval: bool,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 83 |     // mrb_bool capture_errors:1;
[INFO] [stderr] 84 |     capture_errors: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 85 |     // struct mrb_parser_message error_buffer[10];
[INFO] [stderr] 86 |     error_buffer: [ParserMessage; 10],
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 87 |     // struct mrb_parser_message warn_buffer[10];
[INFO] [stderr] 88 |     warn_buffer: [ParserMessage; 10],
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 91 |     filename_table: Vec<Symbol>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 92 |     current_filename_index: isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 95 |     jmp: &'a JumpBuffer,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `prev`, `next`, `line_no`, and `filename_idx` are never read
[INFO] [stderr]    --> ruby-core/src/compiler.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 100 | pub struct ASTNode<'a> {
[INFO] [stderr]     |            ------- fields in this struct
[INFO] [stderr] 101 |     prev: &'a Self,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 102 |     next: &'a Self,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 103 |     line_no: u16,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 104 |     filename_idx: u16,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]    --> ruby-core/src/compiler.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub struct CompileContext<'a> {
[INFO] [stderr]     |            -------------- fields in this struct
[INFO] [stderr] 110 |     // mrb_sym *syms;
[INFO] [stderr] 111 |     symbols: &'a Symbol,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 112 |     // int slen;
[INFO] [stderr] 113 |     slen: usize,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 114 |     // char *filename;
[INFO] [stderr] 115 |     filename: &'a usize,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 116 |     // uint16_t lineno;
[INFO] [stderr] 117 |     line_no: u16,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 118 |     // int (*partial_hook)(struct mrb_parser_state*);
[INFO] [stderr] 119 |     partial_hook: &'a fn(&'a ParserState) -> usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 120 |     // void *partial_data;
[INFO] [stderr] 121 |     partial_data: &'a u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 122 |     // struct RClass *target_class;
[INFO] [stderr] 123 |     target_class: &'a RClass<'a>,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 124 |     // mrb_bool capture_errors:1;
[INFO] [stderr] 125 |     capture_errors: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 126 |     // mrb_bool dump_result:1;
[INFO] [stderr] 127 |     dump_result: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 128 |     // mrb_bool no_exec:1;
[INFO] [stderr] 129 |     no_exec: bool,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 130 |     // mrb_bool keep_lv:1;
[INFO] [stderr] 131 |     keep_lv: bool,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 132 |     // mrb_bool no_optimize:1;
[INFO] [stderr] 133 |     no_optimize: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 134 |     // mrb_bool on_eval:1;
[INFO] [stderr] 135 |     on_eval: bool,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 136 |     // size_t parser_nerr;
[INFO] [stderr] 137 |     parser_err_no: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `line_no`, `column`, and `message` are never read
[INFO] [stderr]    --> ruby-core/src/compiler.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 158 | pub struct ParserMessage {
[INFO] [stderr]     |            ------------- fields in this struct
[INFO] [stderr] 159 |     line_no: u16,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 160 |     column: usize,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 161 |     message: String,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ParserHeredocInfo` is never constructed
[INFO] [stderr]    --> ruby-core/src/compiler.rs:165:12
[INFO] [stderr]     |
[INFO] [stderr] 165 | pub struct ParserHeredocInfo<'a> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / define_object_struct! {
[INFO] [stderr] 4  | |     #[maps_to(mruby: RException)]
[INFO] [stderr] 5  | |     RException {
[INFO] [stderr]    | |     ---------- fields in this struct
[INFO] [stderr] 6  | |         instance_variables: &'a VariableTable
[INFO] [stderr]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7  | |     }
[INFO] [stderr] 8  | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `proc` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/error.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / define_object_struct! {
[INFO] [stderr] 11 | |     #[maps_to(mruby: RBreak)]
[INFO] [stderr] 12 | |     RBreak {
[INFO] [stderr]    | |     ------ fields in this struct
[INFO] [stderr] 13 | |         proc: &'a RProc<'a>
[INFO] [stderr]    | |         ^^^^
[INFO] [stderr] 14 | |         //union mrb_value_union value;
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/hash.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / define_object_struct! {
[INFO] [stderr] 5  | |     #[maps_to(mruby: RHash)]
[INFO] [stderr] 6  | |     RHash {
[INFO] [stderr]    | |     ----- fields in this struct
[INFO] [stderr] 7  | |         instance_variables: &'a VariableTable,
[INFO] [stderr]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 8  | |         hash_table: &'a HashMap<Value, Value>
[INFO] [stderr]    | |         ^^^^^^^^^^
[INFO] [stderr] 9  | |     }
[INFO] [stderr] 10 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field `rb` is never read
[INFO] [stderr]  --> ruby-core/src/memory_pool.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct MemoryPool<'a> {
[INFO] [stderr]   |            ---------- field in this struct
[INFO] [stderr] 6 |     rb: &'a Ruby,
[INFO] [stderr]   |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Freezable` is never used
[INFO] [stderr]  --> ruby-core/src/object.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub(crate) trait Freezable {
[INFO] [stderr]   |                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/object.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / define_object_struct! {
[INFO] [stderr] 11 | |     #[maps_to(mruby: RBasic)]
[INFO] [stderr] 12 | |     RBasic {}
[INFO] [stderr]    | |     ------ fields in this struct
[INFO] [stderr] 13 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/object.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | / define_object_struct! {
[INFO] [stderr] 16 | |     #[maps_to(mruby: RObject)]
[INFO] [stderr] 17 | |     RObject {
[INFO] [stderr]    | |     ------- fields in this struct
[INFO] [stderr] 18 | |         instance_variables: &'a VariableTable
[INFO] [stderr]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/object.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / define_object_struct! {
[INFO] [stderr] 23 | |     #[maps_to(mruby: RFiber)]
[INFO] [stderr] 24 | |     RFiber {
[INFO] [stderr]    | |     ------ fields in this struct
[INFO] [stderr] 25 | |         //struct mrb_context *cxt;
[INFO] [stderr] 26 | |     }
[INFO] [stderr] 27 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/proc.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / define_object_struct! {
[INFO] [stderr] 4  | |     #[maps_to(mruby: REnv)]
[INFO] [stderr] 5  | |     REnv {
[INFO] [stderr]    | |     ---- fields in this struct
[INFO] [stderr] 6  | |         stack: &'a Value,
[INFO] [stderr]    | |         ^^^^^
[INFO] [stderr] 7  | |         //struct mrb_context *cxt;
[INFO] [stderr] 8  | |         mid: Symbol
[INFO] [stderr]    | |         ^^^
[INFO] [stderr] 9  | |     }
[INFO] [stderr] 10 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/proc.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | / define_object_struct! {
[INFO] [stderr] 13 | |     #[maps_to(mruby: RProc)]
[INFO] [stderr] 14 | |     RProc {
[INFO] [stderr]    | |     ----- fields in this struct
[INFO] [stderr] 15 | |       // union {
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/range.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / define_object_struct! {
[INFO] [stderr] 4  | |     #[maps_to(mruby: RRange)]
[INFO] [stderr] 5  | |     RRange {
[INFO] [stderr]    | |     ------ fields in this struct
[INFO] [stderr] 6  | |         beg: Value,
[INFO] [stderr]    | |         ^^^
[INFO] [stderr] 7  | |         end: Value,
[INFO] [stderr]    | |         ^^^
[INFO] [stderr] 8  | |         excl: bool
[INFO] [stderr]    | |         ^^^^
[INFO] [stderr] 9  | |     }
[INFO] [stderr] 10 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/string.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / define_object_struct! {
[INFO] [stderr] 2  | |     #[maps_to(mruby: RString)]
[INFO] [stderr] 3  | |     RString {
[INFO] [stderr]    | |     ------- fields in this struct
[INFO] [stderr] 4  | |         //   union {
[INFO] [stderr] ...  |
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/string.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / define_object_struct! {
[INFO] [stderr] 19 | |     #[maps_to(mruby: RStringEmbed)]
[INFO] [stderr] 20 | |     RStringEmbed {
[INFO] [stderr]    | |     ------------ fields in this struct
[INFO] [stderr] 21 | |         //   char ary[];
[INFO] [stderr] 22 | |     }
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ruby-core` (lib) generated 20 warnings
[INFO] [stderr] warning: `ruby-core` (lib test) generated 20 warnings (20 duplicates)
[INFO] [stderr] warning: fields `f1`, `f2`, and `word` are never read
[INFO] [stderr]   --> ruby/src/bin/playground.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 8  | struct Basic {
[INFO] [stderr]    |        ----- fields in this struct
[INFO] [stderr] 9  |     f1: f32,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 10 |     f2: f32,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 11 |     word: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `f0` is never read
[INFO] [stderr]   --> ruby/src/bin/playground.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct Wrapped {
[INFO] [stderr]    |        ------- field in this struct
[INFO] [stderr] 15 |     f0: Basic,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ruby` (bin "playground" test) generated 2 warnings
[INFO] [stderr] warning: unused imports: `BUFFER_SIZE`, `Location`, `SpannedToken`
[INFO] [stderr]  --> ruby-lexer/src/lexer/identifiers.rs:1:41
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::{LexResult, LexState, Lexer, Location, SpannedToken, Token, BUFFER_SIZE};
[INFO] [stderr]   |                                         ^^^^^^^^  ^^^^^^^^^^^^         ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log::trace`
[INFO] [stderr]  --> ruby-lexer/src/lexer/identifiers.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use log::trace;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> ruby-lexer/src/lexer.rs:96:33
[INFO] [stderr]    |
[INFO] [stderr] 95 | ...                   todo!();
[INFO] [stderr]    |                       ------- any code following this expression is unreachable
[INFO] [stderr] 96 | ...                   break;
[INFO] [stderr]    |                       ^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> ruby-lexer/src/lexer.rs:105:33
[INFO] [stderr]     |
[INFO] [stderr] 104 | ...                   todo!();
[INFO] [stderr]     |                       ------- any code following this expression is unreachable
[INFO] [stderr] 105 | ...                   break;
[INFO] [stderr]     |                       ^^^^^^ unreachable statement
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token_type`
[INFO] [stderr]   --> ruby-lexer/src/lexer/identifiers.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let token_type: IdentifierType = match ident.chars().nth(0).unwrap() {
[INFO] [stderr]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_type`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `lex_multi_line_comment` is never used
[INFO] [stderr]    --> ruby-lexer/src/lexer.rs:414:8
[INFO] [stderr]     |
[INFO] [stderr] 40  | / impl<T> Lexer<T>
[INFO] [stderr] 41  | | where
[INFO] [stderr] 42  | |     T: Iterator<Item = char>,
[INFO] [stderr]     | |_____________________________- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 414 |       fn lex_multi_line_comment(&mut self) -> LexResult {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `make_tokenizer` is never used
[INFO] [stderr]    --> ruby-lexer/src/lexer.rs:475:8
[INFO] [stderr]     |
[INFO] [stderr] 475 | pub fn make_tokenizer(source: &str) -> impl Iterator<Item = LexResult> + '_ {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_end` is never used
[INFO] [stderr]   --> ruby-lexer/src/lexer/lex_state.rs:37:19
[INFO] [stderr]    |
[INFO] [stderr] 27 | / impl<T> Lexer<T>
[INFO] [stderr] 28 | | where
[INFO] [stderr] 29 | |     T: Iterator<Item = char>,
[INFO] [stderr]    | |_____________________________- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 37 |       pub(crate) fn is_end(&self) -> bool {
[INFO] [stderr]    |                     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ruby-lexer` (lib) generated 8 warnings (run `cargo fix --lib -p ruby-lexer` to apply 2 suggestions)
[INFO] [stderr] warning: `ruby-lexer` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/bin/irb.rs (/opt/rustwide/target/debug/deps/irb-742bcc43ba684f49)
[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/bin/playground.rs (/opt/rustwide/target/debug/deps/playground-b8b823b0a9bcc04e)
[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/lib.rs (/opt/rustwide/target/debug/deps/ruby_core-01f30f25502b4594)
[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/lib.rs (/opt/rustwide/target/debug/deps/ruby_lexer-deb4bb1840be930d)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test lexer::tests::numbers::hexadecimal ... ok
[INFO] [stdout] test lexer::tests::numbers::octal ... ok
[INFO] [stdout] test lexer::tests::numbers::decimal ... ok
[INFO] [stdout] test lexer::tests::numbers::binary ... ok
[INFO] [stdout] test lexer::tests::numbers::scientific_notations ... ok
[INFO] [stdout] test lexer::tests::numbers::zero_in_different_radixes ... ok
[INFO] [stdout] test lexer::tests::whitespace::continued_line_only ... ok
[INFO] [stdout] test lexer::tests::whitespace::whitespace_and_newlines ... ok
[INFO] [stdout] test lexer::tests::comment::multi_line_comments ... FAILED
[INFO] [stdout] test lexer::tests::comment::single_line_comments ... FAILED
[INFO] [stdout] test lexer::tests::whitespace::continued_lines ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- lexer::tests::comment::multi_line_comments stdout ----
[INFO] [stdout] thread 'lexer::tests::comment::multi_line_comments' panicked at ruby-lexer/src/lexer/identifiers.rs:96:25:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55b281b93dd5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55b281b93dd5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55b281b93dd5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55b281b93dd5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55b281bbbb9b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55b281bbbb9b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55b281b9160f - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55b281b93bae - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55b281b93bae - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55b281b955d9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x55b281b9529e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55b281a0ebca - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55b281a0ebca - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55b281b95bdb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55b281b95bdb - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55b281b9591b - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:656:13
[INFO] [stdout]   16:     0x55b281b94299 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55b281b95687 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55b2819c6d73 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55b2819c6e1c - core::panicking::panic::hb6a980c1ddfde273
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:146:5
[INFO] [stdout]   20:     0x55b2819c9e2e - ruby_lexer::lexer::identifiers::<impl ruby_lexer::lexer::Lexer<T>>::lex_identifier::h6d04f5cda0484882
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/identifiers.rs:96:25
[INFO] [stdout]   21:     0x55b2819ce5e7 - ruby_lexer::lexer::Lexer<T>::produce_token::h6cc7d59c33007b7a
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer.rs:394:28
[INFO] [stdout]   22:     0x55b2819c86a2 - ruby_lexer::lexer::core::<impl ruby_lexer::lexer::Lexer<T>>::emit_token::hd6db89290abec318
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/core.rs:12:26
[INFO] [stdout]   23:     0x55b2819c8e58 - ruby_lexer::lexer::core::<impl core::iter::traits::iterator::Iterator for ruby_lexer::lexer::Lexer<T>>::next::hf1c5bf3ced234c80
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/core.rs:98:21
[INFO] [stdout]   24:     0x55b2819d51d0 - ruby_lexer::lexer::tests::lex_source::h91cdd3df66569d29
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests.rs:20:25
[INFO] [stdout]   25:     0x55b2819d642d - ruby_lexer::lexer::tests::comment::multi_line_comments::hb910e8c1e0d41bab
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests/comment.rs:65:18
[INFO] [stdout]   26:     0x55b2819d63f7 - ruby_lexer::lexer::tests::comment::multi_line_comments::{{closure}}::h19de785c28d65aa1
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests/comment.rs:63:25
[INFO] [stdout]   27:     0x55b2819d23e6 - core::ops::function::FnOnce::call_once::h4e705ce28662aade
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x55b281a135ab - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55b281a135ab - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   30:     0x55b281a12cb1 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   31:     0x55b281a12cb1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x55b281a12cb1 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   33:     0x55b281a12cb1 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   34:     0x55b281a12cb1 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   35:     0x55b281a12cb1 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   36:     0x55b281a12cb1 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   37:     0x55b2819db674 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   38:     0x55b2819db674 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   39:     0x55b2819e00a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   40:     0x55b2819e00a2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x55b2819e00a2 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   42:     0x55b2819e00a2 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   43:     0x55b2819e00a2 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   44:     0x55b2819e00a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   45:     0x55b2819e00a2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x55b281b99ecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   47:     0x55b281b99ecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   48:     0x55b281b99ecb - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   49:     0x7f6dcae80ac3 - <unknown>
[INFO] [stdout]   50:     0x7f6dcaf11a04 - __clone
[INFO] [stdout]   51:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- lexer::tests::comment::single_line_comments stdout ----
[INFO] [stdout] thread 'lexer::tests::comment::single_line_comments' panicked at ruby-lexer/src/lexer/identifiers.rs:96:25:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55b281b93dd5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55b281b93dd5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55b281b93dd5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55b281b93dd5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55b281bbbb9b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55b281bbbb9b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55b281b9160f - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55b281b93bae - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55b281b93bae - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55b281b955d9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x55b281b9529e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55b281a0ebca - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55b281a0ebca - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55b281b95bdb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55b281b95bdb - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55b281b9591b - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:656:13
[INFO] [stdout]   16:     0x55b281b94299 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55b281b95687 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55b2819c6d73 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55b2819c6e1c - core::panicking::panic::hb6a980c1ddfde273
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:146:5
[INFO] [stdout]   20:     0x55b2819c9e2e - ruby_lexer::lexer::identifiers::<impl ruby_lexer::lexer::Lexer<T>>::lex_identifier::h6d04f5cda0484882
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/identifiers.rs:96:25
[INFO] [stdout]   21:     0x55b2819ce5e7 - ruby_lexer::lexer::Lexer<T>::produce_token::h6cc7d59c33007b7a
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer.rs:394:28
[INFO] [stdout]   22:     0x55b2819c86a2 - ruby_lexer::lexer::core::<impl ruby_lexer::lexer::Lexer<T>>::emit_token::hd6db89290abec318
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/core.rs:12:26
[INFO] [stdout]   23:     0x55b2819c8e58 - ruby_lexer::lexer::core::<impl core::iter::traits::iterator::Iterator for ruby_lexer::lexer::Lexer<T>>::next::hf1c5bf3ced234c80
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/core.rs:98:21
[INFO] [stdout]   24:     0x55b2819d51d0 - ruby_lexer::lexer::tests::lex_source::h91cdd3df66569d29
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests.rs:20:25
[INFO] [stdout]   25:     0x55b2819d5f00 - ruby_lexer::lexer::tests::comment::single_line_comments::hb5c924d43008ff10
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests/comment.rs:39:14
[INFO] [stdout]   26:     0x55b2819d5727 - ruby_lexer::lexer::tests::comment::single_line_comments::{{closure}}::he657d8b506f41cf0
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests/comment.rs:4:26
[INFO] [stdout]   27:     0x55b2819d22d6 - core::ops::function::FnOnce::call_once::h16d326a30fe21a24
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x55b281a135ab - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55b281a135ab - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   30:     0x55b281a12cb1 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   31:     0x55b281a12cb1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x55b281a12cb1 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   33:     0x55b281a12cb1 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   34:     0x55b281a12cb1 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   35:     0x55b281a12cb1 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   36:     0x55b281a12cb1 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   37:     0x55b2819db674 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   38:     0x55b2819db674 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   39:     0x55b2819e00a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   40:     0x55b2819e00a2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x55b2819e00a2 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   42:     0x55b2819e00a2 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   43:     0x55b2819e00a2 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   44:     0x55b2819e00a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   45:     0x55b2819e00a2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x55b281b99ecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   47:     0x55b281b99ecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   48:     0x55b281b99ecb - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   49:     0x7f6dcae80ac3 - <unknown>
[INFO] [stdout]   50:     0x7f6dcaf11a04 - __clone
[INFO] [stdout]   51:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- lexer::tests::whitespace::continued_lines stdout ----
[INFO] [stdout] thread 'lexer::tests::whitespace::continued_lines' panicked at ruby-lexer/src/lexer/identifiers.rs:96:25:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55b281b93dd5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55b281b93dd5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55b281b93dd5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55b281b93dd5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55b281bbbb9b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55b281bbbb9b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55b281b9160f - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55b281b93bae - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55b281b93bae - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55b281b955d9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x55b281b9529e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55b281a0ebca - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55b281a0ebca - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55b281b95bdb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55b281b95bdb - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55b281b9591b - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:656:13
[INFO] [stdout]   16:     0x55b281b94299 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55b281b95687 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55b2819c6d73 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55b2819c6e1c - core::panicking::panic::hb6a980c1ddfde273
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:146:5
[INFO] [stdout]   20:     0x55b2819c9e2e - ruby_lexer::lexer::identifiers::<impl ruby_lexer::lexer::Lexer<T>>::lex_identifier::h6d04f5cda0484882
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/identifiers.rs:96:25
[INFO] [stdout]   21:     0x55b2819ce5e7 - ruby_lexer::lexer::Lexer<T>::produce_token::h6cc7d59c33007b7a
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer.rs:394:28
[INFO] [stdout]   22:     0x55b2819c86a2 - ruby_lexer::lexer::core::<impl ruby_lexer::lexer::Lexer<T>>::emit_token::hd6db89290abec318
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/core.rs:12:26
[INFO] [stdout]   23:     0x55b2819c8e58 - ruby_lexer::lexer::core::<impl core::iter::traits::iterator::Iterator for ruby_lexer::lexer::Lexer<T>>::next::hf1c5bf3ced234c80
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/core.rs:98:21
[INFO] [stdout]   24:     0x55b2819d51d0 - ruby_lexer::lexer::tests::lex_source::h91cdd3df66569d29
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests.rs:20:25
[INFO] [stdout]   25:     0x55b2819d6b52 - ruby_lexer::lexer::tests::whitespace::continued_lines::h11cfd8bb18afbca0
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests/whitespace.rs:21:18
[INFO] [stdout]   26:     0x55b2819d6b17 - ruby_lexer::lexer::tests::whitespace::continued_lines::{{closure}}::h6a3bbda443a5cb04
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests/whitespace.rs:19:21
[INFO] [stdout]   27:     0x55b2819d25a6 - core::ops::function::FnOnce::call_once::hf31e515aa35e4664
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x55b281a135ab - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55b281a135ab - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   30:     0x55b281a12cb1 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   31:     0x55b281a12cb1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x55b281a12cb1 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   33:     0x55b281a12cb1 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   34:     0x55b281a12cb1 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   35:     0x55b281a12cb1 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   36:     0x55b281a12cb1 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   37:     0x55b2819db674 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   38:     0x55b2819db674 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   39:     0x55b2819e00a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   40:     0x55b2819e00a2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x55b2819e00a2 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   42:     0x55b2819e00a2 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   43:     0x55b2819e00a2 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   44:     0x55b2819e00a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   45:     0x55b2819e00a2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x55b281b99ecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   47:     0x55b281b99ecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   48:     0x55b281b99ecb - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   49:     0x7f6dcae80ac3 - <unknown>
[INFO] [stdout]   50:     0x7f6dcaf11a04 - __clone
[INFO] [stdout]   51:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     lexer::tests::comment::multi_line_comments
[INFO] [stdout]     lexer::tests::comment::single_line_comments
[INFO] [stdout]     lexer::tests::whitespace::continued_lines
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p ruby-lexer --lib`
[INFO] running `Command { std: "docker" "inspect" "fea372dbc46085933bdd57c082fe6a939e92572fe37ece13f4686ebc112d2a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea372dbc46085933bdd57c082fe6a939e92572fe37ece13f4686ebc112d2a46", kill_on_drop: false }`
[INFO] [stdout] fea372dbc46085933bdd57c082fe6a939e92572fe37ece13f4686ebc112d2a46
[INFO] testing kenaniah/rust-ruby against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkenaniah%2Frust-ruby" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kenaniah/rust-ruby on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kenaniah/rust-ruby
[INFO] finished tweaking git repo https://github.com/kenaniah/rust-ruby
[INFO] tweaked toml for git repo https://github.com/kenaniah/rust-ruby written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kenaniah/rust-ruby 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d3440cc5cd8ff742677440e72a5425122a41990a41ef2d40e0f1b81452f9c56
[INFO] running `Command { std: "docker" "start" "-a" "5d3440cc5cd8ff742677440e72a5425122a41990a41ef2d40e0f1b81452f9c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d3440cc5cd8ff742677440e72a5425122a41990a41ef2d40e0f1b81452f9c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d3440cc5cd8ff742677440e72a5425122a41990a41ef2d40e0f1b81452f9c56", kill_on_drop: false }`
[INFO] [stdout] 5d3440cc5cd8ff742677440e72a5425122a41990a41ef2d40e0f1b81452f9c56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9df047f4b3098acdc4f24ab11a1af5823b61ecec9327a4c1b0d9033bccd90adb
[INFO] running `Command { std: "docker" "start" "-a" "9df047f4b3098acdc4f24ab11a1af5823b61ecec9327a4c1b0d9033bccd90adb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling ruby-parser v0.1.0 (/opt/rustwide/workdir/ruby-parser)
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling ruby-proc-macros v0.1.0 (/opt/rustwide/workdir/ruby-proc-macros)
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling ruby-core v0.1.0 (/opt/rustwide/workdir/ruby-core)
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/array.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / define_object_struct! {
[INFO] [stdout] 9  | |     #[maps_to(mruby: RArray)]
[INFO] [stdout] 10 | |     RArray {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 11 | |       //   union {
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/class.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RClass)]
[INFO] [stdout] 5  | |     RClass {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 6  | |         instance_variables: &'a VariableTable,
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  | |         //struct kh_mt *mt;
[INFO] [stdout] 8  | |         superclass: &'a Self
[INFO] [stdout]    | |         ^^^^^^^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/compiler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct ParserState<'a> {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 9  |     /// Ruby's current state (`mrb_state *mrb`)
[INFO] [stdout] 10 |     rb: &'a Ruby,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     /// Ruby's memory pool (`struct mrb_pool *pool`)
[INFO] [stdout] 12 |     ruby_pool: &'a MemoryPool<'a>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 13 |     /// (`mrb_ast_node *cells`)
[INFO] [stdout] 14 |     cells: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     // const char *s, *send;
[INFO] [stdout] 16 |     s: u8,
[INFO] [stdout]    |     ^
[INFO] [stdout] 17 |     send: u8,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     file: &'a File,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     /// mrbc_context *cxt;
[INFO] [stdout] 22 |     context: &'a CompileContext<'a>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 23 |     /// mrb_sym filename_sym;
[INFO] [stdout] 24 |     filename_sym: Symbol,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 25 |     /// uint16_t lineno;
[INFO] [stdout] 26 |     line_no: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 27 |     /// int column;
[INFO] [stdout] 28 |     column: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 29 |     /// enum mrb_lex_state_enum lstate;
[INFO] [stdout] 30 |     lex_state: LexState,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 31 |     /// mrb_ast_node *lex_strterm; /* (type nest_level beg . end) */
[INFO] [stdout] 32 |     lex_strterm: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 33 |     /// unsigned int cond_stack;
[INFO] [stdout] 34 |     cond_stack: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 35 |     /// unsigned int cmdarg_stack;
[INFO] [stdout] 36 |     cmdarg_stack: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 37 |     /// int paren_nest;
[INFO] [stdout] 38 |     paren_nest: isize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 39 |     /// int lpar_beg;
[INFO] [stdout] 40 |     lpar_beg: isize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 41 |     /// int in_def;
[INFO] [stdout] 42 |     in_def: isize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 43 |     /// int in_single;
[INFO] [stdout] 44 |     in_single: isize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 45 |     /// mrb_bool cmd_start:1;
[INFO] [stdout] 46 |     cmd_start: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 47 |     /// mrb_ast_node *locals;
[INFO] [stdout] 48 |     locals: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 49 |     /// mrb_ast_node *pb;
[INFO] [stdout] 50 |     pb: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 51 |     /// char *tokbuf;
[INFO] [stdout] 52 |     tokbuf: &'a str,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 53 |     /// char buf[MRB_PARSER_TOKBUF_SIZE];
[INFO] [stdout] 54 |     buf: [char; 256],
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 55 |     /// int tidx;
[INFO] [stdout] 56 |     tidx: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 57 |     /// int tsiz;
[INFO] [stdout] 58 |     tsiz: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     all_heredocs: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 62 |     // mrb_ast_node *heredocs_from_nextline;
[INFO] [stdout] 63 |     heredocs_from_nextline: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 64 |     // mrb_ast_node *parsing_heredoc;
[INFO] [stdout] 65 |     parsing_heredoc: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 66 |     // mrb_ast_node *lex_strterm_before_heredoc;
[INFO] [stdout] 67 |     lex_strterm_before_heredoc: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     ylval: (),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     nerr: isize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 74 |     // size_t nwarn;
[INFO] [stdout] 75 |     nwarn: isize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 76 |     // mrb_ast_node *tree;
[INFO] [stdout] 77 |     tree: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     no_optimize: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 81 |     // mrb_bool on_eval:1;
[INFO] [stdout] 82 |     on_eval: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 83 |     // mrb_bool capture_errors:1;
[INFO] [stdout] 84 |     capture_errors: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 85 |     // struct mrb_parser_message error_buffer[10];
[INFO] [stdout] 86 |     error_buffer: [ParserMessage; 10],
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 87 |     // struct mrb_parser_message warn_buffer[10];
[INFO] [stdout] 88 |     warn_buffer: [ParserMessage; 10],
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     filename_table: Vec<Symbol>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 92 |     current_filename_index: isize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     jmp: &'a JumpBuffer,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prev`, `next`, `line_no`, and `filename_idx` are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct ASTNode<'a> {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 101 |     prev: &'a Self,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 102 |     next: &'a Self,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 103 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 104 |     filename_idx: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct CompileContext<'a> {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] 110 |     // mrb_sym *syms;
[INFO] [stdout] 111 |     symbols: &'a Symbol,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 112 |     // int slen;
[INFO] [stdout] 113 |     slen: usize,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 114 |     // char *filename;
[INFO] [stdout] 115 |     filename: &'a usize,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 116 |     // uint16_t lineno;
[INFO] [stdout] 117 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 118 |     // int (*partial_hook)(struct mrb_parser_state*);
[INFO] [stdout] 119 |     partial_hook: &'a fn(&'a ParserState) -> usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 120 |     // void *partial_data;
[INFO] [stdout] 121 |     partial_data: &'a u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 122 |     // struct RClass *target_class;
[INFO] [stdout] 123 |     target_class: &'a RClass<'a>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 124 |     // mrb_bool capture_errors:1;
[INFO] [stdout] 125 |     capture_errors: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 126 |     // mrb_bool dump_result:1;
[INFO] [stdout] 127 |     dump_result: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 128 |     // mrb_bool no_exec:1;
[INFO] [stdout] 129 |     no_exec: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 130 |     // mrb_bool keep_lv:1;
[INFO] [stdout] 131 |     keep_lv: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 132 |     // mrb_bool no_optimize:1;
[INFO] [stdout] 133 |     no_optimize: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 134 |     // mrb_bool on_eval:1;
[INFO] [stdout] 135 |     on_eval: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 136 |     // size_t parser_nerr;
[INFO] [stdout] 137 |     parser_err_no: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `line_no`, `column`, and `message` are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub struct ParserMessage {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 159 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 160 |     column: usize,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 161 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParserHeredocInfo` is never constructed
[INFO] [stdout]    --> ruby-core/src/compiler.rs:165:12
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub struct ParserHeredocInfo<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RException)]
[INFO] [stdout] 5  | |     RException {
[INFO] [stdout]    | |     ---------- fields in this struct
[INFO] [stdout] 6  | |         instance_variables: &'a VariableTable
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  | |     }
[INFO] [stdout] 8  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `proc` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/error.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / define_object_struct! {
[INFO] [stdout] 11 | |     #[maps_to(mruby: RBreak)]
[INFO] [stdout] 12 | |     RBreak {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 13 | |         proc: &'a RProc<'a>
[INFO] [stdout]    | |         ^^^^
[INFO] [stdout] 14 | |         //union mrb_value_union value;
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/hash.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / define_object_struct! {
[INFO] [stdout] 5  | |     #[maps_to(mruby: RHash)]
[INFO] [stdout] 6  | |     RHash {
[INFO] [stdout]    | |     ----- fields in this struct
[INFO] [stdout] 7  | |         instance_variables: &'a VariableTable,
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  | |         hash_table: &'a HashMap<Value, Value>
[INFO] [stdout]    | |         ^^^^^^^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rb` is never read
[INFO] [stdout]  --> ruby-core/src/memory_pool.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MemoryPool<'a> {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     rb: &'a Ruby,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Freezable` is never used
[INFO] [stdout]  --> ruby-core/src/object.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) trait Freezable {
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / define_object_struct! {
[INFO] [stdout] 11 | |     #[maps_to(mruby: RBasic)]
[INFO] [stdout] 12 | |     RBasic {}
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / define_object_struct! {
[INFO] [stdout] 16 | |     #[maps_to(mruby: RObject)]
[INFO] [stdout] 17 | |     RObject {
[INFO] [stdout]    | |     ------- fields in this struct
[INFO] [stdout] 18 | |         instance_variables: &'a VariableTable
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / define_object_struct! {
[INFO] [stdout] 23 | |     #[maps_to(mruby: RFiber)]
[INFO] [stdout] 24 | |     RFiber {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 25 | |         //struct mrb_context *cxt;
[INFO] [stdout] 26 | |     }
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/proc.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: REnv)]
[INFO] [stdout] 5  | |     REnv {
[INFO] [stdout]    | |     ---- fields in this struct
[INFO] [stdout] 6  | |         stack: &'a Value,
[INFO] [stdout]    | |         ^^^^^
[INFO] [stdout] 7  | |         //struct mrb_context *cxt;
[INFO] [stdout] 8  | |         mid: Symbol
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/proc.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / define_object_struct! {
[INFO] [stdout] 13 | |     #[maps_to(mruby: RProc)]
[INFO] [stdout] 14 | |     RProc {
[INFO] [stdout]    | |     ----- fields in this struct
[INFO] [stdout] 15 | |       // union {
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/range.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RRange)]
[INFO] [stdout] 5  | |     RRange {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 6  | |         beg: Value,
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 7  | |         end: Value,
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 8  | |         excl: bool
[INFO] [stdout]    | |         ^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/string.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / define_object_struct! {
[INFO] [stdout] 2  | |     #[maps_to(mruby: RString)]
[INFO] [stdout] 3  | |     RString {
[INFO] [stdout]    | |     ------- fields in this struct
[INFO] [stdout] 4  | |         //   union {
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/string.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / define_object_struct! {
[INFO] [stdout] 19 | |     #[maps_to(mruby: RStringEmbed)]
[INFO] [stdout] 20 | |     RStringEmbed {
[INFO] [stdout]    | |     ------------ fields in this struct
[INFO] [stdout] 21 | |         //   char ary[];
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling ruby-lexer v0.1.0 (/opt/rustwide/workdir/ruby-lexer)
[INFO] [stdout] warning: unused imports: `BUFFER_SIZE`, `Location`, `SpannedToken`
[INFO] [stdout]  --> ruby-lexer/src/lexer/identifiers.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{LexResult, LexState, Lexer, Location, SpannedToken, Token, BUFFER_SIZE};
[INFO] [stdout]   |                                         ^^^^^^^^  ^^^^^^^^^^^^         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]  --> ruby-lexer/src/lexer/identifiers.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::trace;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> ruby-lexer/src/lexer.rs:96:33
[INFO] [stdout]    |
[INFO] [stdout] 95 | ...                   todo!();
[INFO] [stdout]    |                       ------- any code following this expression is unreachable
[INFO] [stdout] 96 | ...                   break;
[INFO] [stdout]    |                       ^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:105:33
[INFO] [stdout]     |
[INFO] [stdout] 104 | ...                   todo!();
[INFO] [stdout]     |                       ------- any code following this expression is unreachable
[INFO] [stdout] 105 | ...                   break;
[INFO] [stdout]     |                       ^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_type`
[INFO] [stdout]   --> ruby-lexer/src/lexer/identifiers.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let token_type: IdentifierType = match ident.chars().nth(0).unwrap() {
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_type`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustyline v5.0.6
[INFO] [stdout] warning: method `lex_multi_line_comment` is never used
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:414:8
[INFO] [stdout]     |
[INFO] [stdout] 40  | / impl<T> Lexer<T>
[INFO] [stdout] 41  | | where
[INFO] [stdout] 42  | |     T: Iterator<Item = char>,
[INFO] [stdout]     | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 414 |       fn lex_multi_line_comment(&mut self) -> LexResult {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_tokenizer` is never used
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:475:8
[INFO] [stdout]     |
[INFO] [stdout] 475 | pub fn make_tokenizer(source: &str) -> impl Iterator<Item = LexResult> + '_ {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_end` is never used
[INFO] [stdout]   --> ruby-lexer/src/lexer/lex_state.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | / impl<T> Lexer<T>
[INFO] [stdout] 28 | | where
[INFO] [stdout] 29 | |     T: Iterator<Item = char>,
[INFO] [stdout]    | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |       pub(crate) fn is_end(&self) -> bool {
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ruby v0.1.0 (/opt/rustwide/workdir/ruby)
[INFO] [stdout] warning: fields `f1`, `f2`, and `word` are never read
[INFO] [stdout]   --> ruby/src/bin/playground.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | struct Basic {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 9  |     f1: f32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 10 |     f2: f32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     word: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `f0` is never read
[INFO] [stdout]   --> ruby/src/bin/playground.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Wrapped {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 15 |     f0: Basic,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.66s
[INFO] running `Command { std: "docker" "inspect" "9df047f4b3098acdc4f24ab11a1af5823b61ecec9327a4c1b0d9033bccd90adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9df047f4b3098acdc4f24ab11a1af5823b61ecec9327a4c1b0d9033bccd90adb", kill_on_drop: false }`
[INFO] [stdout] 9df047f4b3098acdc4f24ab11a1af5823b61ecec9327a4c1b0d9033bccd90adb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6729494321847fcf39e99bfb1ee359b62bd7965b2a1dcd332f4546d2cd5593e
[INFO] running `Command { std: "docker" "start" "-a" "a6729494321847fcf39e99bfb1ee359b62bd7965b2a1dcd332f4546d2cd5593e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruby-proc-macros v0.1.0 (/opt/rustwide/workdir/ruby-proc-macros)
[INFO] [stderr]    Compiling ruby v0.1.0 (/opt/rustwide/workdir/ruby)
[INFO] [stdout] warning: unused imports: `BUFFER_SIZE`, `Location`, `SpannedToken`
[INFO] [stdout]  --> ruby-lexer/src/lexer/identifiers.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{LexResult, LexState, Lexer, Location, SpannedToken, Token, BUFFER_SIZE};
[INFO] [stdout]   |                                         ^^^^^^^^  ^^^^^^^^^^^^         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]  --> ruby-lexer/src/lexer/identifiers.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::trace;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> ruby-lexer/src/lexer.rs:96:33
[INFO] [stdout]    |
[INFO] [stdout] 95 | ...                   todo!();
[INFO] [stdout]    |                       ------- any code following this expression is unreachable
[INFO] [stdout] 96 | ...                   break;
[INFO] [stdout]    |                       ^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:105:33
[INFO] [stdout]     |
[INFO] [stdout] 104 | ...                   todo!();
[INFO] [stdout]     |                       ------- any code following this expression is unreachable
[INFO] [stdout] 105 | ...                   break;
[INFO] [stdout]     |                       ^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_type`
[INFO] [stdout]   --> ruby-lexer/src/lexer/identifiers.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let token_type: IdentifierType = match ident.chars().nth(0).unwrap() {
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_type`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `lex_multi_line_comment` is never used
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:414:8
[INFO] [stdout]     |
[INFO] [stdout] 40  | / impl<T> Lexer<T>
[INFO] [stdout] 41  | | where
[INFO] [stdout] 42  | |     T: Iterator<Item = char>,
[INFO] [stdout]     | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 414 |       fn lex_multi_line_comment(&mut self) -> LexResult {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_tokenizer` is never used
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:475:8
[INFO] [stdout]     |
[INFO] [stdout] 475 | pub fn make_tokenizer(source: &str) -> impl Iterator<Item = LexResult> + '_ {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_end` is never used
[INFO] [stdout]   --> ruby-lexer/src/lexer/lex_state.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | / impl<T> Lexer<T>
[INFO] [stdout] 28 | | where
[INFO] [stdout] 29 | |     T: Iterator<Item = char>,
[INFO] [stdout]    | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |       pub(crate) fn is_end(&self) -> bool {
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ruby-parser v0.1.0 (/opt/rustwide/workdir/ruby-parser)
[INFO] [stderr]    Compiling ruby-lexer v0.1.0 (/opt/rustwide/workdir/ruby-lexer)
[INFO] [stdout] warning: fields `f1`, `f2`, and `word` are never read
[INFO] [stdout]   --> ruby/src/bin/playground.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | struct Basic {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 9  |     f1: f32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 10 |     f2: f32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     word: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `f0` is never read
[INFO] [stdout]   --> ruby/src/bin/playground.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Wrapped {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 15 |     f0: Basic,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BUFFER_SIZE`, `Location`, `SpannedToken`
[INFO] [stdout]  --> ruby-lexer/src/lexer/identifiers.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{LexResult, LexState, Lexer, Location, SpannedToken, Token, BUFFER_SIZE};
[INFO] [stdout]   |                                         ^^^^^^^^  ^^^^^^^^^^^^         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]  --> ruby-lexer/src/lexer/identifiers.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::trace;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> ruby-lexer/src/lexer.rs:96:33
[INFO] [stdout]    |
[INFO] [stdout] 95 | ...                   todo!();
[INFO] [stdout]    |                       ------- any code following this expression is unreachable
[INFO] [stdout] 96 | ...                   break;
[INFO] [stdout]    |                       ^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:105:33
[INFO] [stdout]     |
[INFO] [stdout] 104 | ...                   todo!();
[INFO] [stdout]     |                       ------- any code following this expression is unreachable
[INFO] [stdout] 105 | ...                   break;
[INFO] [stdout]     |                       ^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_type`
[INFO] [stdout]   --> ruby-lexer/src/lexer/identifiers.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let token_type: IdentifierType = match ident.chars().nth(0).unwrap() {
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_type`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `lex_multi_line_comment` is never used
[INFO] [stdout]    --> ruby-lexer/src/lexer.rs:414:8
[INFO] [stdout]     |
[INFO] [stdout] 40  | / impl<T> Lexer<T>
[INFO] [stdout] 41  | | where
[INFO] [stdout] 42  | |     T: Iterator<Item = char>,
[INFO] [stdout]     | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 414 |       fn lex_multi_line_comment(&mut self) -> LexResult {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_end` is never used
[INFO] [stdout]   --> ruby-lexer/src/lexer/lex_state.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | / impl<T> Lexer<T>
[INFO] [stdout] 28 | | where
[INFO] [stdout] 29 | |     T: Iterator<Item = char>,
[INFO] [stdout]    | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |       pub(crate) fn is_end(&self) -> bool {
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ruby-core v0.1.0 (/opt/rustwide/workdir/ruby-core)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/array.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / define_object_struct! {
[INFO] [stdout] 9  | |     #[maps_to(mruby: RArray)]
[INFO] [stdout] 10 | |     RArray {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 11 | |       //   union {
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/array.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / define_object_struct! {
[INFO] [stdout] 9  | |     #[maps_to(mruby: RArray)]
[INFO] [stdout] 10 | |     RArray {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 11 | |       //   union {
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/class.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RClass)]
[INFO] [stdout] 5  | |     RClass {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 6  | |         instance_variables: &'a VariableTable,
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  | |         //struct kh_mt *mt;
[INFO] [stdout] 8  | |         superclass: &'a Self
[INFO] [stdout]    | |         ^^^^^^^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/class.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RClass)]
[INFO] [stdout] 5  | |     RClass {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 6  | |         instance_variables: &'a VariableTable,
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  | |         //struct kh_mt *mt;
[INFO] [stdout] 8  | |         superclass: &'a Self
[INFO] [stdout]    | |         ^^^^^^^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/compiler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct ParserState<'a> {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 9  |     /// Ruby's current state (`mrb_state *mrb`)
[INFO] [stdout] 10 |     rb: &'a Ruby,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     /// Ruby's memory pool (`struct mrb_pool *pool`)
[INFO] [stdout] 12 |     ruby_pool: &'a MemoryPool<'a>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 13 |     /// (`mrb_ast_node *cells`)
[INFO] [stdout] 14 |     cells: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     // const char *s, *send;
[INFO] [stdout] 16 |     s: u8,
[INFO] [stdout]    |     ^
[INFO] [stdout] 17 |     send: u8,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     file: &'a File,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     /// mrbc_context *cxt;
[INFO] [stdout] 22 |     context: &'a CompileContext<'a>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 23 |     /// mrb_sym filename_sym;
[INFO] [stdout] 24 |     filename_sym: Symbol,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 25 |     /// uint16_t lineno;
[INFO] [stdout] 26 |     line_no: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 27 |     /// int column;
[INFO] [stdout] 28 |     column: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 29 |     /// enum mrb_lex_state_enum lstate;
[INFO] [stdout] 30 |     lex_state: LexState,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 31 |     /// mrb_ast_node *lex_strterm; /* (type nest_level beg . end) */
[INFO] [stdout] 32 |     lex_strterm: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 33 |     /// unsigned int cond_stack;
[INFO] [stdout] 34 |     cond_stack: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 35 |     /// unsigned int cmdarg_stack;
[INFO] [stdout] 36 |     cmdarg_stack: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 37 |     /// int paren_nest;
[INFO] [stdout] 38 |     paren_nest: isize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 39 |     /// int lpar_beg;
[INFO] [stdout] 40 |     lpar_beg: isize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 41 |     /// int in_def;
[INFO] [stdout] 42 |     in_def: isize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 43 |     /// int in_single;
[INFO] [stdout] 44 |     in_single: isize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 45 |     /// mrb_bool cmd_start:1;
[INFO] [stdout] 46 |     cmd_start: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 47 |     /// mrb_ast_node *locals;
[INFO] [stdout] 48 |     locals: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 49 |     /// mrb_ast_node *pb;
[INFO] [stdout] 50 |     pb: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 51 |     /// char *tokbuf;
[INFO] [stdout] 52 |     tokbuf: &'a str,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 53 |     /// char buf[MRB_PARSER_TOKBUF_SIZE];
[INFO] [stdout] 54 |     buf: [char; 256],
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 55 |     /// int tidx;
[INFO] [stdout] 56 |     tidx: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 57 |     /// int tsiz;
[INFO] [stdout] 58 |     tsiz: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     all_heredocs: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 62 |     // mrb_ast_node *heredocs_from_nextline;
[INFO] [stdout] 63 |     heredocs_from_nextline: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 64 |     // mrb_ast_node *parsing_heredoc;
[INFO] [stdout] 65 |     parsing_heredoc: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 66 |     // mrb_ast_node *lex_strterm_before_heredoc;
[INFO] [stdout] 67 |     lex_strterm_before_heredoc: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     ylval: (),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     nerr: isize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 74 |     // size_t nwarn;
[INFO] [stdout] 75 |     nwarn: isize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 76 |     // mrb_ast_node *tree;
[INFO] [stdout] 77 |     tree: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     no_optimize: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 81 |     // mrb_bool on_eval:1;
[INFO] [stdout] 82 |     on_eval: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 83 |     // mrb_bool capture_errors:1;
[INFO] [stdout] 84 |     capture_errors: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 85 |     // struct mrb_parser_message error_buffer[10];
[INFO] [stdout] 86 |     error_buffer: [ParserMessage; 10],
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 87 |     // struct mrb_parser_message warn_buffer[10];
[INFO] [stdout] 88 |     warn_buffer: [ParserMessage; 10],
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     filename_table: Vec<Symbol>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 92 |     current_filename_index: isize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     jmp: &'a JumpBuffer,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prev`, `next`, `line_no`, and `filename_idx` are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct ASTNode<'a> {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 101 |     prev: &'a Self,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 102 |     next: &'a Self,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 103 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 104 |     filename_idx: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct CompileContext<'a> {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] 110 |     // mrb_sym *syms;
[INFO] [stdout] 111 |     symbols: &'a Symbol,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 112 |     // int slen;
[INFO] [stdout] 113 |     slen: usize,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 114 |     // char *filename;
[INFO] [stdout] 115 |     filename: &'a usize,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 116 |     // uint16_t lineno;
[INFO] [stdout] 117 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 118 |     // int (*partial_hook)(struct mrb_parser_state*);
[INFO] [stdout] 119 |     partial_hook: &'a fn(&'a ParserState) -> usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 120 |     // void *partial_data;
[INFO] [stdout] 121 |     partial_data: &'a u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 122 |     // struct RClass *target_class;
[INFO] [stdout] 123 |     target_class: &'a RClass<'a>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 124 |     // mrb_bool capture_errors:1;
[INFO] [stdout] 125 |     capture_errors: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 126 |     // mrb_bool dump_result:1;
[INFO] [stdout] 127 |     dump_result: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 128 |     // mrb_bool no_exec:1;
[INFO] [stdout] 129 |     no_exec: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 130 |     // mrb_bool keep_lv:1;
[INFO] [stdout] 131 |     keep_lv: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 132 |     // mrb_bool no_optimize:1;
[INFO] [stdout] 133 |     no_optimize: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 134 |     // mrb_bool on_eval:1;
[INFO] [stdout] 135 |     on_eval: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 136 |     // size_t parser_nerr;
[INFO] [stdout] 137 |     parser_err_no: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `line_no`, `column`, and `message` are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub struct ParserMessage {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 159 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 160 |     column: usize,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 161 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParserHeredocInfo` is never constructed
[INFO] [stdout]    --> ruby-core/src/compiler.rs:165:12
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub struct ParserHeredocInfo<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/compiler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct ParserState<'a> {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 9  |     /// Ruby's current state (`mrb_state *mrb`)
[INFO] [stdout] 10 |     rb: &'a Ruby,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     /// Ruby's memory pool (`struct mrb_pool *pool`)
[INFO] [stdout] 12 |     ruby_pool: &'a MemoryPool<'a>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 13 |     /// (`mrb_ast_node *cells`)
[INFO] [stdout] 14 |     cells: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     // const char *s, *send;
[INFO] [stdout] 16 |     s: u8,
[INFO] [stdout]    |     ^
[INFO] [stdout] 17 |     send: u8,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     file: &'a File,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     /// mrbc_context *cxt;
[INFO] [stdout] 22 |     context: &'a CompileContext<'a>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 23 |     /// mrb_sym filename_sym;
[INFO] [stdout] 24 |     filename_sym: Symbol,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 25 |     /// uint16_t lineno;
[INFO] [stdout] 26 |     line_no: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 27 |     /// int column;
[INFO] [stdout] 28 |     column: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 29 |     /// enum mrb_lex_state_enum lstate;
[INFO] [stdout] 30 |     lex_state: LexState,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 31 |     /// mrb_ast_node *lex_strterm; /* (type nest_level beg . end) */
[INFO] [stdout] 32 |     lex_strterm: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 33 |     /// unsigned int cond_stack;
[INFO] [stdout] 34 |     cond_stack: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 35 |     /// unsigned int cmdarg_stack;
[INFO] [stdout] 36 |     cmdarg_stack: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 37 |     /// int paren_nest;
[INFO] [stdout] 38 |     paren_nest: isize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 39 |     /// int lpar_beg;
[INFO] [stdout] 40 |     lpar_beg: isize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 41 |     /// int in_def;
[INFO] [stdout] 42 |     in_def: isize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 43 |     /// int in_single;
[INFO] [stdout] 44 |     in_single: isize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 45 |     /// mrb_bool cmd_start:1;
[INFO] [stdout] 46 |     cmd_start: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 47 |     /// mrb_ast_node *locals;
[INFO] [stdout] 48 |     locals: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 49 |     /// mrb_ast_node *pb;
[INFO] [stdout] 50 |     pb: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 51 |     /// char *tokbuf;
[INFO] [stdout] 52 |     tokbuf: &'a str,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 53 |     /// char buf[MRB_PARSER_TOKBUF_SIZE];
[INFO] [stdout] 54 |     buf: [char; 256],
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 55 |     /// int tidx;
[INFO] [stdout] 56 |     tidx: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 57 |     /// int tsiz;
[INFO] [stdout] 58 |     tsiz: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     all_heredocs: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 62 |     // mrb_ast_node *heredocs_from_nextline;
[INFO] [stdout] 63 |     heredocs_from_nextline: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 64 |     // mrb_ast_node *parsing_heredoc;
[INFO] [stdout] 65 |     parsing_heredoc: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 66 |     // mrb_ast_node *lex_strterm_before_heredoc;
[INFO] [stdout] 67 |     lex_strterm_before_heredoc: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     ylval: (),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     nerr: isize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 74 |     // size_t nwarn;
[INFO] [stdout] 75 |     nwarn: isize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 76 |     // mrb_ast_node *tree;
[INFO] [stdout] 77 |     tree: &'a ASTNode<'a>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     no_optimize: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 81 |     // mrb_bool on_eval:1;
[INFO] [stdout] 82 |     on_eval: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 83 |     // mrb_bool capture_errors:1;
[INFO] [stdout] 84 |     capture_errors: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 85 |     // struct mrb_parser_message error_buffer[10];
[INFO] [stdout] 86 |     error_buffer: [ParserMessage; 10],
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 87 |     // struct mrb_parser_message warn_buffer[10];
[INFO] [stdout] 88 |     warn_buffer: [ParserMessage; 10],
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     filename_table: Vec<Symbol>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 92 |     current_filename_index: isize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     jmp: &'a JumpBuffer,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prev`, `next`, `line_no`, and `filename_idx` are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct ASTNode<'a> {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 101 |     prev: &'a Self,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 102 |     next: &'a Self,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 103 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 104 |     filename_idx: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RException)]
[INFO] [stdout] 5  | |     RException {
[INFO] [stdout]    | |     ---------- fields in this struct
[INFO] [stdout] 6  | |         instance_variables: &'a VariableTable
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  | |     }
[INFO] [stdout] 8  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct CompileContext<'a> {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] 110 |     // mrb_sym *syms;
[INFO] [stdout] 111 |     symbols: &'a Symbol,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 112 |     // int slen;
[INFO] [stdout] 113 |     slen: usize,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 114 |     // char *filename;
[INFO] [stdout] 115 |     filename: &'a usize,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 116 |     // uint16_t lineno;
[INFO] [stdout] 117 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 118 |     // int (*partial_hook)(struct mrb_parser_state*);
[INFO] [stdout] 119 |     partial_hook: &'a fn(&'a ParserState) -> usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 120 |     // void *partial_data;
[INFO] [stdout] 121 |     partial_data: &'a u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 122 |     // struct RClass *target_class;
[INFO] [stdout] 123 |     target_class: &'a RClass<'a>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 124 |     // mrb_bool capture_errors:1;
[INFO] [stdout] 125 |     capture_errors: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 126 |     // mrb_bool dump_result:1;
[INFO] [stdout] 127 |     dump_result: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 128 |     // mrb_bool no_exec:1;
[INFO] [stdout] 129 |     no_exec: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 130 |     // mrb_bool keep_lv:1;
[INFO] [stdout] 131 |     keep_lv: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 132 |     // mrb_bool no_optimize:1;
[INFO] [stdout] 133 |     no_optimize: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 134 |     // mrb_bool on_eval:1;
[INFO] [stdout] 135 |     on_eval: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 136 |     // size_t parser_nerr;
[INFO] [stdout] 137 |     parser_err_no: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `line_no`, `column`, and `message` are never read
[INFO] [stdout]    --> ruby-core/src/compiler.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub struct ParserMessage {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 159 |     line_no: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 160 |     column: usize,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 161 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParserHeredocInfo` is never constructed
[INFO] [stdout]    --> ruby-core/src/compiler.rs:165:12
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub struct ParserHeredocInfo<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `proc` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/error.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / define_object_struct! {
[INFO] [stdout] 11 | |     #[maps_to(mruby: RBreak)]
[INFO] [stdout] 12 | |     RBreak {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 13 | |         proc: &'a RProc<'a>
[INFO] [stdout]    | |         ^^^^
[INFO] [stdout] 14 | |         //union mrb_value_union value;
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RException)]
[INFO] [stdout] 5  | |     RException {
[INFO] [stdout]    | |     ---------- fields in this struct
[INFO] [stdout] 6  | |         instance_variables: &'a VariableTable
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  | |     }
[INFO] [stdout] 8  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/hash.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / define_object_struct! {
[INFO] [stdout] 5  | |     #[maps_to(mruby: RHash)]
[INFO] [stdout] 6  | |     RHash {
[INFO] [stdout]    | |     ----- fields in this struct
[INFO] [stdout] 7  | |         instance_variables: &'a VariableTable,
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  | |         hash_table: &'a HashMap<Value, Value>
[INFO] [stdout]    | |         ^^^^^^^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rb` is never read
[INFO] [stdout]  --> ruby-core/src/memory_pool.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MemoryPool<'a> {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     rb: &'a Ruby,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Freezable` is never used
[INFO] [stdout]  --> ruby-core/src/object.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) trait Freezable {
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `proc` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/error.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / define_object_struct! {
[INFO] [stdout] 11 | |     #[maps_to(mruby: RBreak)]
[INFO] [stdout] 12 | |     RBreak {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 13 | |         proc: &'a RProc<'a>
[INFO] [stdout]    | |         ^^^^
[INFO] [stdout] 14 | |         //union mrb_value_union value;
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / define_object_struct! {
[INFO] [stdout] 11 | |     #[maps_to(mruby: RBasic)]
[INFO] [stdout] 12 | |     RBasic {}
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/hash.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / define_object_struct! {
[INFO] [stdout] 5  | |     #[maps_to(mruby: RHash)]
[INFO] [stdout] 6  | |     RHash {
[INFO] [stdout]    | |     ----- fields in this struct
[INFO] [stdout] 7  | |         instance_variables: &'a VariableTable,
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  | |         hash_table: &'a HashMap<Value, Value>
[INFO] [stdout]    | |         ^^^^^^^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / define_object_struct! {
[INFO] [stdout] 16 | |     #[maps_to(mruby: RObject)]
[INFO] [stdout] 17 | |     RObject {
[INFO] [stdout]    | |     ------- fields in this struct
[INFO] [stdout] 18 | |         instance_variables: &'a VariableTable
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rb` is never read
[INFO] [stdout]  --> ruby-core/src/memory_pool.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MemoryPool<'a> {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     rb: &'a Ruby,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Freezable` is never used
[INFO] [stdout]  --> ruby-core/src/object.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) trait Freezable {
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / define_object_struct! {
[INFO] [stdout] 23 | |     #[maps_to(mruby: RFiber)]
[INFO] [stdout] 24 | |     RFiber {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 25 | |         //struct mrb_context *cxt;
[INFO] [stdout] 26 | |     }
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / define_object_struct! {
[INFO] [stdout] 11 | |     #[maps_to(mruby: RBasic)]
[INFO] [stdout] 12 | |     RBasic {}
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/proc.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: REnv)]
[INFO] [stdout] 5  | |     REnv {
[INFO] [stdout]    | |     ---- fields in this struct
[INFO] [stdout] 6  | |         stack: &'a Value,
[INFO] [stdout]    | |         ^^^^^
[INFO] [stdout] 7  | |         //struct mrb_context *cxt;
[INFO] [stdout] 8  | |         mid: Symbol
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / define_object_struct! {
[INFO] [stdout] 16 | |     #[maps_to(mruby: RObject)]
[INFO] [stdout] 17 | |     RObject {
[INFO] [stdout]    | |     ------- fields in this struct
[INFO] [stdout] 18 | |         instance_variables: &'a VariableTable
[INFO] [stdout]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/object.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / define_object_struct! {
[INFO] [stdout] 23 | |     #[maps_to(mruby: RFiber)]
[INFO] [stdout] 24 | |     RFiber {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 25 | |         //struct mrb_context *cxt;
[INFO] [stdout] 26 | |     }
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/proc.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / define_object_struct! {
[INFO] [stdout] 13 | |     #[maps_to(mruby: RProc)]
[INFO] [stdout] 14 | |     RProc {
[INFO] [stdout]    | |     ----- fields in this struct
[INFO] [stdout] 15 | |       // union {
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/proc.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: REnv)]
[INFO] [stdout] 5  | |     REnv {
[INFO] [stdout]    | |     ---- fields in this struct
[INFO] [stdout] 6  | |         stack: &'a Value,
[INFO] [stdout]    | |         ^^^^^
[INFO] [stdout] 7  | |         //struct mrb_context *cxt;
[INFO] [stdout] 8  | |         mid: Symbol
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/range.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RRange)]
[INFO] [stdout] 5  | |     RRange {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 6  | |         beg: Value,
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 7  | |         end: Value,
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 8  | |         excl: bool
[INFO] [stdout]    | |         ^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/proc.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / define_object_struct! {
[INFO] [stdout] 13 | |     #[maps_to(mruby: RProc)]
[INFO] [stdout] 14 | |     RProc {
[INFO] [stdout]    | |     ----- fields in this struct
[INFO] [stdout] 15 | |       // union {
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/string.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / define_object_struct! {
[INFO] [stdout] 2  | |     #[maps_to(mruby: RString)]
[INFO] [stdout] 3  | |     RString {
[INFO] [stdout]    | |     ------- fields in this struct
[INFO] [stdout] 4  | |         //   union {
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/range.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / define_object_struct! {
[INFO] [stdout] 4  | |     #[maps_to(mruby: RRange)]
[INFO] [stdout] 5  | |     RRange {
[INFO] [stdout]    | |     ------ fields in this struct
[INFO] [stdout] 6  | |         beg: Value,
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 7  | |         end: Value,
[INFO] [stdout]    | |         ^^^
[INFO] [stdout] 8  | |         excl: bool
[INFO] [stdout]    | |         ^^^^
[INFO] [stdout] 9  | |     }
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/string.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / define_object_struct! {
[INFO] [stdout] 19 | |     #[maps_to(mruby: RStringEmbed)]
[INFO] [stdout] 20 | |     RStringEmbed {
[INFO] [stdout]    | |     ------------ fields in this struct
[INFO] [stdout] 21 | |         //   char ary[];
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/string.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / define_object_struct! {
[INFO] [stdout] 2  | |     #[maps_to(mruby: RString)]
[INFO] [stdout] 3  | |     RString {
[INFO] [stdout]    | |     ------- fields in this struct
[INFO] [stdout] 4  | |         //   union {
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stdout]   --> ruby-core/src/macros.rs:7:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stdout]    |               ^
[INFO] [stdout] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 9  |               tt: crate::ValueType,
[INFO] [stdout]    |               ^^
[INFO] [stdout] 10 |               color: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 11 |               flags: u32,
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: ruby-core/src/string.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / define_object_struct! {
[INFO] [stdout] 19 | |     #[maps_to(mruby: RStringEmbed)]
[INFO] [stdout] 20 | |     RStringEmbed {
[INFO] [stdout]    | |     ------------ fields in this struct
[INFO] [stdout] 21 | |         //   char ary[];
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "a6729494321847fcf39e99bfb1ee359b62bd7965b2a1dcd332f4546d2cd5593e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6729494321847fcf39e99bfb1ee359b62bd7965b2a1dcd332f4546d2cd5593e", kill_on_drop: false }`
[INFO] [stdout] a6729494321847fcf39e99bfb1ee359b62bd7965b2a1dcd332f4546d2cd5593e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f523d1e7ce122353c59b15c11a465b3359000ff97f1f6223a579e7f5387debf
[INFO] running `Command { std: "docker" "start" "-a" "2f523d1e7ce122353c59b15c11a465b3359000ff97f1f6223a579e7f5387debf", kill_on_drop: false }`
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/array.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / define_object_struct! {
[INFO] [stderr] 9  | |     #[maps_to(mruby: RArray)]
[INFO] [stderr] 10 | |     RArray {
[INFO] [stderr]    | |     ------ fields in this struct
[INFO] [stderr] 11 | |       //   union {
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |     }
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/class.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / define_object_struct! {
[INFO] [stderr] 4  | |     #[maps_to(mruby: RClass)]
[INFO] [stderr] 5  | |     RClass {
[INFO] [stderr]    | |     ------ fields in this struct
[INFO] [stderr] 6  | |         instance_variables: &'a VariableTable,
[INFO] [stderr]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7  | |         //struct kh_mt *mt;
[INFO] [stderr] 8  | |         superclass: &'a Self
[INFO] [stderr]    | |         ^^^^^^^^^^
[INFO] [stderr] 9  | |     }
[INFO] [stderr] 10 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> ruby-core/src/compiler.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 8  | pub struct ParserState<'a> {
[INFO] [stderr]    |            ----------- fields in this struct
[INFO] [stderr] 9  |     /// Ruby's current state (`mrb_state *mrb`)
[INFO] [stderr] 10 |     rb: &'a Ruby,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 11 |     /// Ruby's memory pool (`struct mrb_pool *pool`)
[INFO] [stderr] 12 |     ruby_pool: &'a MemoryPool<'a>,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 13 |     /// (`mrb_ast_node *cells`)
[INFO] [stderr] 14 |     cells: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 15 |     // const char *s, *send;
[INFO] [stderr] 16 |     s: u8,
[INFO] [stderr]    |     ^
[INFO] [stderr] 17 |     send: u8,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     file: &'a File,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 21 |     /// mrbc_context *cxt;
[INFO] [stderr] 22 |     context: &'a CompileContext<'a>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 23 |     /// mrb_sym filename_sym;
[INFO] [stderr] 24 |     filename_sym: Symbol,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 25 |     /// uint16_t lineno;
[INFO] [stderr] 26 |     line_no: u16,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 27 |     /// int column;
[INFO] [stderr] 28 |     column: usize,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 29 |     /// enum mrb_lex_state_enum lstate;
[INFO] [stderr] 30 |     lex_state: LexState,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 31 |     /// mrb_ast_node *lex_strterm; /* (type nest_level beg . end) */
[INFO] [stderr] 32 |     lex_strterm: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 33 |     /// unsigned int cond_stack;
[INFO] [stderr] 34 |     cond_stack: usize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 35 |     /// unsigned int cmdarg_stack;
[INFO] [stderr] 36 |     cmdarg_stack: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 37 |     /// int paren_nest;
[INFO] [stderr] 38 |     paren_nest: isize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 39 |     /// int lpar_beg;
[INFO] [stderr] 40 |     lpar_beg: isize,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 41 |     /// int in_def;
[INFO] [stderr] 42 |     in_def: isize,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 43 |     /// int in_single;
[INFO] [stderr] 44 |     in_single: isize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 45 |     /// mrb_bool cmd_start:1;
[INFO] [stderr] 46 |     cmd_start: bool,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 47 |     /// mrb_ast_node *locals;
[INFO] [stderr] 48 |     locals: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 49 |     /// mrb_ast_node *pb;
[INFO] [stderr] 50 |     pb: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 51 |     /// char *tokbuf;
[INFO] [stderr] 52 |     tokbuf: &'a str,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 53 |     /// char buf[MRB_PARSER_TOKBUF_SIZE];
[INFO] [stderr] 54 |     buf: [char; 256],
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 55 |     /// int tidx;
[INFO] [stderr] 56 |     tidx: usize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 57 |     /// int tsiz;
[INFO] [stderr] 58 |     tsiz: usize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |     all_heredocs: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 62 |     // mrb_ast_node *heredocs_from_nextline;
[INFO] [stderr] 63 |     heredocs_from_nextline: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 64 |     // mrb_ast_node *parsing_heredoc;
[INFO] [stderr] 65 |     parsing_heredoc: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 66 |     // mrb_ast_node *lex_strterm_before_heredoc;
[INFO] [stderr] 67 |     lex_strterm_before_heredoc: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     ylval: (),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 73 |     nerr: isize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 74 |     // size_t nwarn;
[INFO] [stderr] 75 |     nwarn: isize,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 76 |     // mrb_ast_node *tree;
[INFO] [stderr] 77 |     tree: &'a ASTNode<'a>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 80 |     no_optimize: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 81 |     // mrb_bool on_eval:1;
[INFO] [stderr] 82 |     on_eval: bool,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 83 |     // mrb_bool capture_errors:1;
[INFO] [stderr] 84 |     capture_errors: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 85 |     // struct mrb_parser_message error_buffer[10];
[INFO] [stderr] 86 |     error_buffer: [ParserMessage; 10],
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 87 |     // struct mrb_parser_message warn_buffer[10];
[INFO] [stderr] 88 |     warn_buffer: [ParserMessage; 10],
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 91 |     filename_table: Vec<Symbol>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 92 |     current_filename_index: isize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 95 |     jmp: &'a JumpBuffer,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `prev`, `next`, `line_no`, and `filename_idx` are never read
[INFO] [stderr]    --> ruby-core/src/compiler.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 100 | pub struct ASTNode<'a> {
[INFO] [stderr]     |            ------- fields in this struct
[INFO] [stderr] 101 |     prev: &'a Self,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 102 |     next: &'a Self,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 103 |     line_no: u16,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 104 |     filename_idx: u16,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]    --> ruby-core/src/compiler.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub struct CompileContext<'a> {
[INFO] [stderr]     |            -------------- fields in this struct
[INFO] [stderr] 110 |     // mrb_sym *syms;
[INFO] [stderr] 111 |     symbols: &'a Symbol,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 112 |     // int slen;
[INFO] [stderr] 113 |     slen: usize,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 114 |     // char *filename;
[INFO] [stderr] 115 |     filename: &'a usize,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 116 |     // uint16_t lineno;
[INFO] [stderr] 117 |     line_no: u16,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 118 |     // int (*partial_hook)(struct mrb_parser_state*);
[INFO] [stderr] 119 |     partial_hook: &'a fn(&'a ParserState) -> usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 120 |     // void *partial_data;
[INFO] [stderr] 121 |     partial_data: &'a u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 122 |     // struct RClass *target_class;
[INFO] [stderr] 123 |     target_class: &'a RClass<'a>,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 124 |     // mrb_bool capture_errors:1;
[INFO] [stderr] 125 |     capture_errors: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 126 |     // mrb_bool dump_result:1;
[INFO] [stderr] 127 |     dump_result: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 128 |     // mrb_bool no_exec:1;
[INFO] [stderr] 129 |     no_exec: bool,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 130 |     // mrb_bool keep_lv:1;
[INFO] [stderr] 131 |     keep_lv: bool,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 132 |     // mrb_bool no_optimize:1;
[INFO] [stderr] 133 |     no_optimize: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 134 |     // mrb_bool on_eval:1;
[INFO] [stderr] 135 |     on_eval: bool,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 136 |     // size_t parser_nerr;
[INFO] [stderr] 137 |     parser_err_no: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `line_no`, `column`, and `message` are never read
[INFO] [stderr]    --> ruby-core/src/compiler.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 158 | pub struct ParserMessage {
[INFO] [stderr]     |            ------------- fields in this struct
[INFO] [stderr] 159 |     line_no: u16,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 160 |     column: usize,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 161 |     message: String,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ParserHeredocInfo` is never constructed
[INFO] [stderr]    --> ruby-core/src/compiler.rs:165:12
[INFO] [stderr]     |
[INFO] [stderr] 165 | pub struct ParserHeredocInfo<'a> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / define_object_struct! {
[INFO] [stderr] 4  | |     #[maps_to(mruby: RException)]
[INFO] [stderr] 5  | |     RException {
[INFO] [stderr]    | |     ---------- fields in this struct
[INFO] [stderr] 6  | |         instance_variables: &'a VariableTable
[INFO] [stderr]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7  | |     }
[INFO] [stderr] 8  | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `proc` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/error.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / define_object_struct! {
[INFO] [stderr] 11 | |     #[maps_to(mruby: RBreak)]
[INFO] [stderr] 12 | |     RBreak {
[INFO] [stderr]    | |     ------ fields in this struct
[INFO] [stderr] 13 | |         proc: &'a RProc<'a>
[INFO] [stderr]    | |         ^^^^
[INFO] [stderr] 14 | |         //union mrb_value_union value;
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/hash.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / define_object_struct! {
[INFO] [stderr] 5  | |     #[maps_to(mruby: RHash)]
[INFO] [stderr] 6  | |     RHash {
[INFO] [stderr]    | |     ----- fields in this struct
[INFO] [stderr] 7  | |         instance_variables: &'a VariableTable,
[INFO] [stderr]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 8  | |         hash_table: &'a HashMap<Value, Value>
[INFO] [stderr]    | |         ^^^^^^^^^^
[INFO] [stderr] 9  | |     }
[INFO] [stderr] 10 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field `rb` is never read
[INFO] [stderr]  --> ruby-core/src/memory_pool.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct MemoryPool<'a> {
[INFO] [stderr]   |            ---------- field in this struct
[INFO] [stderr] 6 |     rb: &'a Ruby,
[INFO] [stderr]   |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Freezable` is never used
[INFO] [stderr]  --> ruby-core/src/object.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub(crate) trait Freezable {
[INFO] [stderr]   |                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/object.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / define_object_struct! {
[INFO] [stderr] 11 | |     #[maps_to(mruby: RBasic)]
[INFO] [stderr] 12 | |     RBasic {}
[INFO] [stderr]    | |     ------ fields in this struct
[INFO] [stderr] 13 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, `flags`, and `instance_variables` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/object.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | / define_object_struct! {
[INFO] [stderr] 16 | |     #[maps_to(mruby: RObject)]
[INFO] [stderr] 17 | |     RObject {
[INFO] [stderr]    | |     ------- fields in this struct
[INFO] [stderr] 18 | |         instance_variables: &'a VariableTable
[INFO] [stderr]    | |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/object.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / define_object_struct! {
[INFO] [stderr] 23 | |     #[maps_to(mruby: RFiber)]
[INFO] [stderr] 24 | |     RFiber {
[INFO] [stderr]    | |     ------ fields in this struct
[INFO] [stderr] 25 | |         //struct mrb_context *cxt;
[INFO] [stderr] 26 | |     }
[INFO] [stderr] 27 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/proc.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / define_object_struct! {
[INFO] [stderr] 4  | |     #[maps_to(mruby: REnv)]
[INFO] [stderr] 5  | |     REnv {
[INFO] [stderr]    | |     ---- fields in this struct
[INFO] [stderr] 6  | |         stack: &'a Value,
[INFO] [stderr]    | |         ^^^^^
[INFO] [stderr] 7  | |         //struct mrb_context *cxt;
[INFO] [stderr] 8  | |         mid: Symbol
[INFO] [stderr]    | |         ^^^
[INFO] [stderr] 9  | |     }
[INFO] [stderr] 10 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/proc.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | / define_object_struct! {
[INFO] [stderr] 13 | |     #[maps_to(mruby: RProc)]
[INFO] [stderr] 14 | |     RProc {
[INFO] [stderr]    | |     ----- fields in this struct
[INFO] [stderr] 15 | |       // union {
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/range.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / define_object_struct! {
[INFO] [stderr] 4  | |     #[maps_to(mruby: RRange)]
[INFO] [stderr] 5  | |     RRange {
[INFO] [stderr]    | |     ------ fields in this struct
[INFO] [stderr] 6  | |         beg: Value,
[INFO] [stderr]    | |         ^^^
[INFO] [stderr] 7  | |         end: Value,
[INFO] [stderr]    | |         ^^^
[INFO] [stderr] 8  | |         excl: bool
[INFO] [stderr]    | |         ^^^^
[INFO] [stderr] 9  | |     }
[INFO] [stderr] 10 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/string.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / define_object_struct! {
[INFO] [stderr] 2  | |     #[maps_to(mruby: RString)]
[INFO] [stderr] 3  | |     RString {
[INFO] [stderr]    | |     ------- fields in this struct
[INFO] [stderr] 4  | |         //   union {
[INFO] [stderr] ...  |
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: fields `c`, `gc_next`, `tt`, `color`, and `flags` are never read
[INFO] [stderr]   --> ruby-core/src/macros.rs:7:13
[INFO] [stderr]    |
[INFO] [stderr] 7  |               c: &'a crate::RClass<'a>,
[INFO] [stderr]    |               ^
[INFO] [stderr] 8  |               gc_next: &'a crate::RBasic<'a>,
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 9  |               tt: crate::ValueType,
[INFO] [stderr]    |               ^^
[INFO] [stderr] 10 |               color: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 11 |               flags: u32,
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: ruby-core/src/string.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / define_object_struct! {
[INFO] [stderr] 19 | |     #[maps_to(mruby: RStringEmbed)]
[INFO] [stderr] 20 | |     RStringEmbed {
[INFO] [stderr]    | |     ------------ fields in this struct
[INFO] [stderr] 21 | |         //   char ary[];
[INFO] [stderr] 22 | |     }
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `define_object_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ruby-core` (lib) generated 20 warnings
[INFO] [stderr] warning: `ruby-core` (lib test) generated 20 warnings (20 duplicates)
[INFO] [stderr] warning: fields `f1`, `f2`, and `word` are never read
[INFO] [stderr]   --> ruby/src/bin/playground.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 8  | struct Basic {
[INFO] [stderr]    |        ----- fields in this struct
[INFO] [stderr] 9  |     f1: f32,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 10 |     f2: f32,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 11 |     word: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `f0` is never read
[INFO] [stderr]   --> ruby/src/bin/playground.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct Wrapped {
[INFO] [stderr]    |        ------- field in this struct
[INFO] [stderr] 15 |     f0: Basic,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ruby` (bin "playground" test) generated 2 warnings
[INFO] [stderr] warning: unused imports: `BUFFER_SIZE`, `Location`, `SpannedToken`
[INFO] [stderr]  --> ruby-lexer/src/lexer/identifiers.rs:1:41
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::{LexResult, LexState, Lexer, Location, SpannedToken, Token, BUFFER_SIZE};
[INFO] [stderr]   |                                         ^^^^^^^^  ^^^^^^^^^^^^         ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log::trace`
[INFO] [stderr]  --> ruby-lexer/src/lexer/identifiers.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use log::trace;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> ruby-lexer/src/lexer.rs:96:33
[INFO] [stderr]    |
[INFO] [stderr] 95 | ...                   todo!();
[INFO] [stderr]    |                       ------- any code following this expression is unreachable
[INFO] [stderr] 96 | ...                   break;
[INFO] [stderr]    |                       ^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> ruby-lexer/src/lexer.rs:105:33
[INFO] [stderr]     |
[INFO] [stderr] 104 | ...                   todo!();
[INFO] [stderr]     |                       ------- any code following this expression is unreachable
[INFO] [stderr] 105 | ...                   break;
[INFO] [stderr]     |                       ^^^^^^ unreachable statement
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token_type`
[INFO] [stderr]   --> ruby-lexer/src/lexer/identifiers.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let token_type: IdentifierType = match ident.chars().nth(0).unwrap() {
[INFO] [stderr]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_type`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `lex_multi_line_comment` is never used
[INFO] [stderr]    --> ruby-lexer/src/lexer.rs:414:8
[INFO] [stderr]     |
[INFO] [stderr] 40  | / impl<T> Lexer<T>
[INFO] [stderr] 41  | | where
[INFO] [stderr] 42  | |     T: Iterator<Item = char>,
[INFO] [stderr]     | |_____________________________- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 414 |       fn lex_multi_line_comment(&mut self) -> LexResult {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `make_tokenizer` is never used
[INFO] [stderr]    --> ruby-lexer/src/lexer.rs:475:8
[INFO] [stderr]     |
[INFO] [stderr] 475 | pub fn make_tokenizer(source: &str) -> impl Iterator<Item = LexResult> + '_ {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_end` is never used
[INFO] [stderr]   --> ruby-lexer/src/lexer/lex_state.rs:37:19
[INFO] [stderr]    |
[INFO] [stderr] 27 | / impl<T> Lexer<T>
[INFO] [stderr] 28 | | where
[INFO] [stderr] 29 | |     T: Iterator<Item = char>,
[INFO] [stderr]    | |_____________________________- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 37 |       pub(crate) fn is_end(&self) -> bool {
[INFO] [stderr]    |                     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ruby-lexer` (lib) generated 8 warnings (run `cargo fix --lib -p ruby-lexer` to apply 2 suggestions)
[INFO] [stderr] warning: `ruby-lexer` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/bin/irb.rs (/opt/rustwide/target/debug/deps/irb-742bcc43ba684f49)
[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/bin/playground.rs (/opt/rustwide/target/debug/deps/playground-b8b823b0a9bcc04e)
[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/lib.rs (/opt/rustwide/target/debug/deps/ruby_core-01f30f25502b4594)
[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/lib.rs (/opt/rustwide/target/debug/deps/ruby_lexer-deb4bb1840be930d)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test lexer::tests::numbers::octal ... ok
[INFO] [stdout] test lexer::tests::numbers::scientific_notations ... ok
[INFO] [stdout] test lexer::tests::numbers::decimal ... ok
[INFO] [stdout] test lexer::tests::numbers::binary ... ok
[INFO] [stdout] test lexer::tests::numbers::hexadecimal ... ok
[INFO] [stdout] test lexer::tests::numbers::zero_in_different_radixes ... ok
[INFO] [stdout] test lexer::tests::whitespace::continued_line_only ... ok
[INFO] [stdout] test lexer::tests::whitespace::whitespace_and_newlines ... ok
[INFO] [stdout] test lexer::tests::comment::multi_line_comments ... FAILED
[INFO] [stdout] test lexer::tests::comment::single_line_comments ... FAILED
[INFO] [stdout] test lexer::tests::whitespace::continued_lines ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- lexer::tests::comment::multi_line_comments stdout ----
[INFO] [stdout] thread 'lexer::tests::comment::multi_line_comments' panicked at ruby-lexer/src/lexer/identifiers.rs:96:25:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e808b57945 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55e808b57945 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55e808b57945 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55e808b57945 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55e808b7f6ab - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55e808b7f6ab - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55e808b5522f - std::io::Write::write_fmt::hea6336dbf2fa00b8
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55e808b5771e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55e808b5771e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55e808b59089 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stdout]   10:     0x55e808b58ddc - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55e8089d3c9f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55e8089d3c9f - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55e808b5968b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55e808b5968b - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55e808b593cb - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:656:13
[INFO] [stdout]   16:     0x55e808b57e09 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55e808b59137 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55e80898bd53 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55e80898bdfc - core::panicking::panic::h049fed9389bf889e
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:146:5
[INFO] [stdout]   20:     0x55e80898ee0e - ruby_lexer::lexer::identifiers::<impl ruby_lexer::lexer::Lexer<T>>::lex_identifier::h5c0a36779df5bd8b
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/identifiers.rs:96:25
[INFO] [stdout]   21:     0x55e8089935c7 - ruby_lexer::lexer::Lexer<T>::produce_token::h8f1d6a2ba0e0c499
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer.rs:394:28
[INFO] [stdout]   22:     0x55e80898d682 - ruby_lexer::lexer::core::<impl ruby_lexer::lexer::Lexer<T>>::emit_token::h1cb844d9c2262ebc
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/core.rs:12:26
[INFO] [stdout]   23:     0x55e80898de38 - ruby_lexer::lexer::core::<impl core::iter::traits::iterator::Iterator for ruby_lexer::lexer::Lexer<T>>::next::h9a73b8edf4db7744
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/core.rs:98:21
[INFO] [stdout]   24:     0x55e80899a1b0 - ruby_lexer::lexer::tests::lex_source::h29caa4479e233a70
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests.rs:20:25
[INFO] [stdout]   25:     0x55e80899b40d - ruby_lexer::lexer::tests::comment::multi_line_comments::hb4b31243e2675b73
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests/comment.rs:65:18
[INFO] [stdout]   26:     0x55e80899b3d7 - ruby_lexer::lexer::tests::comment::multi_line_comments::{{closure}}::h7f62936c1e2fd230
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests/comment.rs:63:25
[INFO] [stdout]   27:     0x55e8089973f6 - core::ops::function::FnOnce::call_once::ha7d5a082f1de8422
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x55e8089d85bb - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55e8089d85bb - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stdout]   30:     0x55e8089d7c81 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stdout]   31:     0x55e8089d7c81 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x55e8089d7c81 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   33:     0x55e8089d7c81 - std::panicking::try::hea3411d60321c4de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   34:     0x55e8089d7c81 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   35:     0x55e8089d7c81 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stdout]   36:     0x55e8089d7c81 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stdout]   37:     0x55e8089a0654 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stdout]   38:     0x55e8089a0654 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   39:     0x55e8089a5122 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   40:     0x55e8089a5122 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x55e8089a5122 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   42:     0x55e8089a5122 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   43:     0x55e8089a5122 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   44:     0x55e8089a5122 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   45:     0x55e8089a5122 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x55e808b5d96b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   47:     0x55e808b5d96b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   48:     0x55e808b5d96b - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   49:     0x7f3886f10ac3 - <unknown>
[INFO] [stdout]   50:     0x7f3886fa1a04 - __clone
[INFO] [stdout]   51:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- lexer::tests::comment::single_line_comments stdout ----
[INFO] [stdout] thread 'lexer::tests::comment::single_line_comments' panicked at ruby-lexer/src/lexer/identifiers.rs:96:25:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e808b57945 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55e808b57945 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55e808b57945 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55e808b57945 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55e808b7f6ab - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55e808b7f6ab - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55e808b5522f - std::io::Write::write_fmt::hea6336dbf2fa00b8
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55e808b5771e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55e808b5771e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55e808b59089 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stdout]   10:     0x55e808b58ddc - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55e8089d3c9f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55e8089d3c9f - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55e808b5968b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55e808b5968b - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55e808b593cb - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:656:13
[INFO] [stdout]   16:     0x55e808b57e09 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55e808b59137 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55e80898bd53 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55e80898bdfc - core::panicking::panic::h049fed9389bf889e
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:146:5
[INFO] [stdout]   20:     0x55e80898ee0e - ruby_lexer::lexer::identifiers::<impl ruby_lexer::lexer::Lexer<T>>::lex_identifier::h5c0a36779df5bd8b
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/identifiers.rs:96:25
[INFO] [stdout]   21:     0x55e8089935c7 - ruby_lexer::lexer::Lexer<T>::produce_token::h8f1d6a2ba0e0c499
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer.rs:394:28
[INFO] [stdout]   22:     0x55e80898d682 - ruby_lexer::lexer::core::<impl ruby_lexer::lexer::Lexer<T>>::emit_token::h1cb844d9c2262ebc
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/core.rs:12:26
[INFO] [stdout]   23:     0x55e80898de38 - ruby_lexer::lexer::core::<impl core::iter::traits::iterator::Iterator for ruby_lexer::lexer::Lexer<T>>::next::h9a73b8edf4db7744
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/core.rs:98:21
[INFO] [stdout]   24:     0x55e80899a1b0 - ruby_lexer::lexer::tests::lex_source::h29caa4479e233a70
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests.rs:20:25
[INFO] [stdout]   25:     0x55e80899aee0 - ruby_lexer::lexer::tests::comment::single_line_comments::h0167f40d4acc4103
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests/comment.rs:39:14
[INFO] [stdout]   26:     0x55e80899a707 - ruby_lexer::lexer::tests::comment::single_line_comments::{{closure}}::h45e618ca62a32dc1
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests/comment.rs:4:26
[INFO] [stdout]   27:     0x55e808997336 - core::ops::function::FnOnce::call_once::h628205e40b7831d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x55e8089d85bb - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55e8089d85bb - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stdout]   30:     0x55e8089d7c81 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stdout]   31:     0x55e8089d7c81 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x55e8089d7c81 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   33:     0x55e8089d7c81 - std::panicking::try::hea3411d60321c4de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   34:     0x55e8089d7c81 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   35:     0x55e8089d7c81 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stdout]   36:     0x55e8089d7c81 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stdout]   37:     0x55e8089a0654 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stdout]   38:     0x55e8089a0654 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   39:     0x55e8089a5122 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   40:     0x55e8089a5122 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x55e8089a5122 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   42:     0x55e8089a5122 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   43:     0x55e8089a5122 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   44:     0x55e8089a5122 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   45:     0x55e8089a5122 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x55e808b5d96b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   47:     0x55e808b5d96b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   48:     0x55e808b5d96b - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   49:     0x7f3886f10ac3 - <unknown>
[INFO] [stdout]   50:     0x7f3886fa1a04 - __clone
[INFO] [stdout]   51:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- lexer::tests::whitespace::continued_lines stdout ----
[INFO] [stdout] thread 'lexer::tests::whitespace::continued_lines' panicked at ruby-lexer/src/lexer/identifiers.rs:96:25:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e808b57945 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55e808b57945 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55e808b57945 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55e808b57945 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55e808b7f6ab - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55e808b7f6ab - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55e808b5522f - std::io::Write::write_fmt::hea6336dbf2fa00b8
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55e808b5771e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55e808b5771e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55e808b59089 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stdout]   10:     0x55e808b58ddc - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55e8089d3c9f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55e8089d3c9f - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55e808b5968b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55e808b5968b - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55e808b593cb - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:656:13
[INFO] [stdout]   16:     0x55e808b57e09 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55e808b59137 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55e80898bd53 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55e80898bdfc - core::panicking::panic::h049fed9389bf889e
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:146:5
[INFO] [stdout]   20:     0x55e80898ee0e - ruby_lexer::lexer::identifiers::<impl ruby_lexer::lexer::Lexer<T>>::lex_identifier::h5c0a36779df5bd8b
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/identifiers.rs:96:25
[INFO] [stdout]   21:     0x55e8089935c7 - ruby_lexer::lexer::Lexer<T>::produce_token::h8f1d6a2ba0e0c499
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer.rs:394:28
[INFO] [stdout]   22:     0x55e80898d682 - ruby_lexer::lexer::core::<impl ruby_lexer::lexer::Lexer<T>>::emit_token::h1cb844d9c2262ebc
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/core.rs:12:26
[INFO] [stdout]   23:     0x55e80898de38 - ruby_lexer::lexer::core::<impl core::iter::traits::iterator::Iterator for ruby_lexer::lexer::Lexer<T>>::next::h9a73b8edf4db7744
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/core.rs:98:21
[INFO] [stdout]   24:     0x55e80899a1b0 - ruby_lexer::lexer::tests::lex_source::h29caa4479e233a70
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests.rs:20:25
[INFO] [stdout]   25:     0x55e80899bb32 - ruby_lexer::lexer::tests::whitespace::continued_lines::h67f8c1b63f4d8e49
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests/whitespace.rs:21:18
[INFO] [stdout]   26:     0x55e80899baf7 - ruby_lexer::lexer::tests::whitespace::continued_lines::{{closure}}::h170b3f84c40d3855
[INFO] [stdout]                                at /opt/rustwide/workdir/ruby-lexer/src/lexer/tests/whitespace.rs:19:21
[INFO] [stdout]   27:     0x55e808997436 - core::ops::function::FnOnce::call_once::hb45add2c59358cb5
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x55e8089d85bb - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55e8089d85bb - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stdout]   30:     0x55e8089d7c81 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stdout]   31:     0x55e8089d7c81 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x55e8089d7c81 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   33:     0x55e8089d7c81 - std::panicking::try::hea3411d60321c4de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   34:     0x55e8089d7c81 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   35:     0x55e8089d7c81 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stdout]   36:     0x55e8089d7c81 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stdout]   37:     0x55e8089a0654 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stdout]   38:     0x55e8089a0654 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   39:     0x55e8089a5122 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   40:     0x55e8089a5122 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x55e8089a5122 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   42:     0x55e8089a5122 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   43:     0x55e8089a5122 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   44:     0x55e8089a5122 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   45:     0x55e8089a5122 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x55e808b5d96b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   47:     0x55e808b5d96b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   48:     0x55e808b5d96b - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   49:     0x7f3886f10ac3 - <unknown>
[INFO] [stdout]   50:     0x7f3886fa1a04 - __clone
[INFO] [stdout]   51:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     lexer::tests::comment::multi_line_comments
[INFO] [stdout]     lexer::tests::comment::single_line_comments
[INFO] [stdout]     lexer::tests::whitespace::continued_lines
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p ruby-lexer --lib`
[INFO] running `Command { std: "docker" "inspect" "2f523d1e7ce122353c59b15c11a465b3359000ff97f1f6223a579e7f5387debf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f523d1e7ce122353c59b15c11a465b3359000ff97f1f6223a579e7f5387debf", kill_on_drop: false }`
[INFO] [stdout] 2f523d1e7ce122353c59b15c11a465b3359000ff97f1f6223a579e7f5387debf
