[INFO] cloning repository https://github.com/kelnos/rlox
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kelnos/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkelnos%2Frlox"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkelnos%2Frlox'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e2fe2f72e2e04bc74fdcb3f3936e6b8c51a27e14
[INFO] checking kelnos/rlox against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkelnos%2Frlox" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kelnos/rlox on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kelnos/rlox
[INFO] finished tweaking git repo https://github.com/kelnos/rlox
[INFO] tweaked toml for git repo https://github.com/kelnos/rlox written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/kelnos/rlox already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d254774cc7fbb23f987e237c295bf22977bbe66c2f4d7d08d0ff0c0060fcbc05
[INFO] running `"docker" "start" "-a" "d254774cc7fbb23f987e237c295bf22977bbe66c2f4d7d08d0ff0c0060fcbc05"`
[INFO] [stderr]     Checking lazy_static v0.2.10
[INFO] [stderr]     Checking rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `ConstLexemeTokenType`
[INFO] [stderr]    --> src/token.rs:208:17
[INFO] [stderr]     |
[INFO] [stderr] 208 |         let t = ConstLexemeTokenType::And.token(42);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `ConstLexemeTokenType`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `VariableTokenType`
[INFO] [stderr]    --> src/token.rs:221:17
[INFO] [stderr]     |
[INFO] [stderr] 221 |         let t = VariableTokenType::String.token(
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ use of undeclared type or module `VariableTokenType`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `False` in this scope
[INFO] [stderr]    --> src/token.rs:214:17
[INFO] [stderr]     |
[INFO] [stderr] 214 |         let t = False.token(42);
[INFO] [stderr]     |                 ^^^^^ not found in this scope
[INFO] [stderr]     |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]     |
[INFO] [stderr] 204 |     use token::TokenType::False;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter.rs:52:98
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn interpret(environment: Rc<RefCell<Environment>>, statements: Vec<Stmt>) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter.rs:64:67
[INFO] [stderr]    |
[INFO] [stderr] 64 | fn execute_stmt(state: &mut State, stmt: &Stmt) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter.rs:75:79
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn execute_block(state: &mut State, statements: &Vec<Stmt>) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter.rs:87:78
[INFO] [stderr]    |
[INFO] [stderr] 87 | fn execute_expression_stmt(state: &mut State, expr: &Expr) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter.rs:91:153
[INFO] [stderr]    |
[INFO] [stderr] 91 | fn execute_for_stmt(state: &mut State, initializer: &Option<Box<Stmt>>, condition: &Expr, increment: &Option<Box<Stmt>>, body: &Stmt) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:111:128
[INFO] [stderr]     |
[INFO] [stderr] 111 | fn execute_if_stmt(state: &mut State, expr: &Expr, then_branch: &Box<Stmt>, else_branch: &Option<Box<Stmt>>) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:126:73
[INFO] [stderr]     |
[INFO] [stderr] 126 | fn execute_print_stmt(state: &mut State, expr: &Expr) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:133:100
[INFO] [stderr]     |
[INFO] [stderr] 133 | fn execute_var_stmt(state: &mut State, name: &Token, initializer: &Option<Expr>) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:143:81
[INFO] [stderr]     |
[INFO] [stderr] 143 | fn evaluate_expression(state: &mut State, expr: &Expr) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:161:92
[INFO] [stderr]     |
[INFO] [stderr] 161 | fn evaluate_assign(state: &mut State, name: &Token, value: &Expr) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:172:109
[INFO] [stderr]     |
[INFO] [stderr] 172 | fn evaluate_binary(state: &mut State, left: &Expr, operator: &Token, right: &Expr) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:187:83
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn arithmetic(left: &Value, operator: &Token, right: &Value) -> Result<Value, Box<Error>> {
[INFO] [stderr]     |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:218:80
[INFO] [stderr]     |
[INFO] [stderr] 218 | fn compare(left: &Value, operator: &Token, right: &Value) -> Result<Value, Box<Error>> {
[INFO] [stderr]     |                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:234:85
[INFO] [stderr]     |
[INFO] [stderr] 234 | fn evaluate_grouping(state: &mut State, expression: &Expr) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:238:84
[INFO] [stderr]     |
[INFO] [stderr] 238 | fn evaluate_literal(_state: &mut State, value: Rc<Value>) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:242:110
[INFO] [stderr]     |
[INFO] [stderr] 242 | fn evaluate_logical(state: &mut State, left: &Expr, operator: &Token, right: &Expr) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:256:95
[INFO] [stderr]     |
[INFO] [stderr] 256 | fn evaluate_unary(state: &mut State, operator: &Token, right: &Expr) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parser.rs:62:63
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub fn parse(tokens: Vec<Token>) -> Result<Vec<Stmt>, Vec<Box<Error>>> {
[INFO] [stderr]    |                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:105:74
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn declaration(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:113:78
[INFO] [stderr]     |
[INFO] [stderr] 113 | fn var_declaration(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:124:72
[INFO] [stderr]     |
[INFO] [stderr] 124 | fn statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:140:75
[INFO] [stderr]     |
[INFO] [stderr] 140 | fn if_statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:153:78
[INFO] [stderr]     |
[INFO] [stderr] 153 | fn print_statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:160:78
[INFO] [stderr]     |
[INFO] [stderr] 160 | fn while_statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:169:76
[INFO] [stderr]     |
[INFO] [stderr] 169 | fn for_statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:192:83
[INFO] [stderr]     |
[INFO] [stderr] 192 | fn block_statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Vec<Stmt>, Box<Error>> {
[INFO] [stderr]     |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:205:83
[INFO] [stderr]     |
[INFO] [stderr] 205 | fn expression_statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:212:79
[INFO] [stderr]     |
[INFO] [stderr] 212 | fn parse_expression(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:216:79
[INFO] [stderr]     |
[INFO] [stderr] 216 | fn parse_assignment(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:233:110
[INFO] [stderr]     |
[INFO] [stderr] 233 |                 matches: &[TokenType], parse_operand: fn(&mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>>,
[INFO] [stderr]     |                                                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:234:82
[INFO] [stderr]     |
[INFO] [stderr] 234 |                 expr_builder: fn(Expr, Token, Expr) -> Expr) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:242:71
[INFO] [stderr]     |
[INFO] [stderr] 242 | fn parse_or(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:246:72
[INFO] [stderr]     |
[INFO] [stderr] 246 | fn parse_and(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:250:77
[INFO] [stderr]     |
[INFO] [stderr] 250 | fn parse_equality(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:254:79
[INFO] [stderr]     |
[INFO] [stderr] 254 | fn parse_comparison(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:258:77
[INFO] [stderr]     |
[INFO] [stderr] 258 | fn parse_addition(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:262:83
[INFO] [stderr]     |
[INFO] [stderr] 262 | fn parse_multiplication(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:266:74
[INFO] [stderr]     |
[INFO] [stderr] 266 | fn parse_unary(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:273:76
[INFO] [stderr]     |
[INFO] [stderr] 273 | fn parse_primary(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:274:70
[INFO] [stderr]     |
[INFO] [stderr] 274 |     iter.next().ok_or(ParseError::new(&*EXPECT_PRIMARY, None) as Box<Error>).and_then(|token| {
[INFO] [stderr]     |                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:321:94
[INFO] [stderr]     |
[INFO] [stderr] 321 | fn consume(iter: &mut Peekable<IntoIter<Token>>, matches: &[TokenType]) -> Result<Token, Box<Error>> {
[INFO] [stderr]     |                                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:326:66
[INFO] [stderr]     |
[INFO] [stderr] 326 |             Err(ParseError::new_arr(matches, Some(token)) as Box<Error>)
[INFO] [stderr]     |                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:328:64
[INFO] [stderr]     |
[INFO] [stderr] 328 |     }).unwrap_or(Err(ParseError::new_arr(matches, None) as Box<Error>))
[INFO] [stderr]     |                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scanner.rs:178:56
[INFO] [stderr]     |
[INFO] [stderr] 178 | pub fn scan(source: &String) -> Result<Vec<Token>, Box<Error>> {
[INFO] [stderr]     |                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:24:90
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn run(environment: Rc<RefCell<Environment>>, source: &String) -> Result<(), Vec<Box<Error>>> {
[INFO] [stderr]    |                                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/parser.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / lazy_static! {
[INFO] [stderr] 15 | |     static ref EXPECT_PRIMARY: Vec<TokenType> = {
[INFO] [stderr] 16 | |         vec![Number, Str, True, False, Nil, LeftParen, Identifier]
[INFO] [stderr] 17 | |     };
[INFO] [stderr] 18 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter.rs:52:98
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn interpret(environment: Rc<RefCell<Environment>>, statements: Vec<Stmt>) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter.rs:64:67
[INFO] [stderr]    |
[INFO] [stderr] 64 | fn execute_stmt(state: &mut State, stmt: &Stmt) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter.rs:75:79
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn execute_block(state: &mut State, statements: &Vec<Stmt>) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter.rs:87:78
[INFO] [stderr]    |
[INFO] [stderr] 87 | fn execute_expression_stmt(state: &mut State, expr: &Expr) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interpreter.rs:91:153
[INFO] [stderr]    |
[INFO] [stderr] 91 | fn execute_for_stmt(state: &mut State, initializer: &Option<Box<Stmt>>, condition: &Expr, increment: &Option<Box<Stmt>>, body: &Stmt) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/parser.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / lazy_static! {
[INFO] [stderr] 15 | |     static ref EXPECT_PRIMARY: Vec<TokenType> = {
[INFO] [stderr] 16 | |         vec![Number, Str, True, False, Nil, LeftParen, Identifier]
[INFO] [stderr] 17 | |     };
[INFO] [stderr] 18 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:111:128
[INFO] [stderr]     |
[INFO] [stderr] 111 | fn execute_if_stmt(state: &mut State, expr: &Expr, then_branch: &Box<Stmt>, else_branch: &Option<Box<Stmt>>) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:126:73
[INFO] [stderr]     |
[INFO] [stderr] 126 | fn execute_print_stmt(state: &mut State, expr: &Expr) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:133:100
[INFO] [stderr]     |
[INFO] [stderr] 133 | fn execute_var_stmt(state: &mut State, name: &Token, initializer: &Option<Expr>) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:143:81
[INFO] [stderr]     |
[INFO] [stderr] 143 | fn evaluate_expression(state: &mut State, expr: &Expr) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:161:92
[INFO] [stderr]     |
[INFO] [stderr] 161 | fn evaluate_assign(state: &mut State, name: &Token, value: &Expr) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:172:109
[INFO] [stderr]     |
[INFO] [stderr] 172 | fn evaluate_binary(state: &mut State, left: &Expr, operator: &Token, right: &Expr) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:187:83
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn arithmetic(left: &Value, operator: &Token, right: &Value) -> Result<Value, Box<Error>> {
[INFO] [stderr]     |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:218:80
[INFO] [stderr]     |
[INFO] [stderr] 218 | fn compare(left: &Value, operator: &Token, right: &Value) -> Result<Value, Box<Error>> {
[INFO] [stderr]     |                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:234:85
[INFO] [stderr]     |
[INFO] [stderr] 234 | fn evaluate_grouping(state: &mut State, expression: &Expr) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:238:84
[INFO] [stderr]     |
[INFO] [stderr] 238 | fn evaluate_literal(_state: &mut State, value: Rc<Value>) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:242:110
[INFO] [stderr]     |
[INFO] [stderr] 242 | fn evaluate_logical(state: &mut State, left: &Expr, operator: &Token, right: &Expr) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:256:95
[INFO] [stderr]     |
[INFO] [stderr] 256 | fn evaluate_unary(state: &mut State, operator: &Token, right: &Expr) -> Result<Rc<Value>, Box<Error>> {
[INFO] [stderr]     |                                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parser.rs:62:63
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub fn parse(tokens: Vec<Token>) -> Result<Vec<Stmt>, Vec<Box<Error>>> {
[INFO] [stderr]    |                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:105:74
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn declaration(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:113:78
[INFO] [stderr]     |
[INFO] [stderr] 113 | fn var_declaration(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:124:72
[INFO] [stderr]     |
[INFO] [stderr] 124 | fn statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:140:75
[INFO] [stderr]     |
[INFO] [stderr] 140 | fn if_statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:153:78
[INFO] [stderr]     |
[INFO] [stderr] 153 | fn print_statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:160:78
[INFO] [stderr]     |
[INFO] [stderr] 160 | fn while_statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:169:76
[INFO] [stderr]     |
[INFO] [stderr] 169 | fn for_statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:192:83
[INFO] [stderr]     |
[INFO] [stderr] 192 | fn block_statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Vec<Stmt>, Box<Error>> {
[INFO] [stderr]     |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:205:83
[INFO] [stderr]     |
[INFO] [stderr] 205 | fn expression_statement(iter: &mut Peekable<IntoIter<Token>>) -> Result<Stmt, Box<Error>> {
[INFO] [stderr]     |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:212:79
[INFO] [stderr]     |
[INFO] [stderr] 212 | fn parse_expression(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:216:79
[INFO] [stderr]     |
[INFO] [stderr] 216 | fn parse_assignment(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:233:110
[INFO] [stderr]     |
[INFO] [stderr] 233 |                 matches: &[TokenType], parse_operand: fn(&mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>>,
[INFO] [stderr]     |                                                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:234:82
[INFO] [stderr]     |
[INFO] [stderr] 234 |                 expr_builder: fn(Expr, Token, Expr) -> Expr) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:242:71
[INFO] [stderr]     |
[INFO] [stderr] 242 | fn parse_or(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:246:72
[INFO] [stderr]     |
[INFO] [stderr] 246 | fn parse_and(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:250:77
[INFO] [stderr]     |
[INFO] [stderr] 250 | fn parse_equality(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:254:79
[INFO] [stderr]     |
[INFO] [stderr] 254 | fn parse_comparison(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:258:77
[INFO] [stderr]     |
[INFO] [stderr] 258 | fn parse_addition(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:262:83
[INFO] [stderr]     |
[INFO] [stderr] 262 | fn parse_multiplication(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:266:74
[INFO] [stderr]     |
[INFO] [stderr] 266 | fn parse_unary(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:273:76
[INFO] [stderr]     |
[INFO] [stderr] 273 | fn parse_primary(iter: &mut Peekable<IntoIter<Token>>) -> Result<Expr, Box<Error>> {
[INFO] [stderr]     |                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:274:70
[INFO] [stderr]     |
[INFO] [stderr] 274 |     iter.next().ok_or(ParseError::new(&*EXPECT_PRIMARY, None) as Box<Error>).and_then(|token| {
[INFO] [stderr]     |                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:321:94
[INFO] [stderr]     |
[INFO] [stderr] 321 | fn consume(iter: &mut Peekable<IntoIter<Token>>, matches: &[TokenType]) -> Result<Token, Box<Error>> {
[INFO] [stderr]     |                                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:326:66
[INFO] [stderr]     |
[INFO] [stderr] 326 |             Err(ParseError::new_arr(matches, Some(token)) as Box<Error>)
[INFO] [stderr]     |                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:328:64
[INFO] [stderr]     |
[INFO] [stderr] 328 |     }).unwrap_or(Err(ParseError::new_arr(matches, None) as Box<Error>))
[INFO] [stderr]     |                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scanner.rs:178:56
[INFO] [stderr]     |
[INFO] [stderr] 178 | pub fn scan(source: &String) -> Result<Vec<Token>, Box<Error>> {
[INFO] [stderr]     |                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/scanner.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     static ref KEYWORDS: HashMap<&'static str, fn(u32) -> Token> = {
[INFO] [stderr] 40 | |         let mut m = HashMap::new();
[INFO] [stderr] 41 | |         m.insert("and", create_and as fn(u32) -> Token);
[INFO] [stderr] ...  |
[INFO] [stderr] 60 | |     };
[INFO] [stderr] 61 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/scanner.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     static ref KEYWORDS: HashMap<&'static str, fn(u32) -> Token> = {
[INFO] [stderr] 40 | |         let mut m = HashMap::new();
[INFO] [stderr] 41 | |         m.insert("and", create_and as fn(u32) -> Token);
[INFO] [stderr] ...  |
[INFO] [stderr] 60 | |     };
[INFO] [stderr] 61 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:24:90
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn run(environment: Rc<RefCell<Environment>>, source: &String) -> Result<(), Vec<Box<Error>>> {
[INFO] [stderr]    |                                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/parser.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / lazy_static! {
[INFO] [stderr] 15 | |     static ref EXPECT_PRIMARY: Vec<TokenType> = {
[INFO] [stderr] 16 | |         vec![Number, Str, True, False, Nil, LeftParen, Identifier]
[INFO] [stderr] 17 | |     };
[INFO] [stderr] 18 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/parser.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / lazy_static! {
[INFO] [stderr] 15 | |     static ref EXPECT_PRIMARY: Vec<TokenType> = {
[INFO] [stderr] 16 | |         vec![Number, Str, True, False, Nil, LeftParen, Identifier]
[INFO] [stderr] 17 | |     };
[INFO] [stderr] 18 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/scanner.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     static ref KEYWORDS: HashMap<&'static str, fn(u32) -> Token> = {
[INFO] [stderr] 40 | |         let mut m = HashMap::new();
[INFO] [stderr] 41 | |         m.insert("and", create_and as fn(u32) -> Token);
[INFO] [stderr] ...  |
[INFO] [stderr] 60 | |     };
[INFO] [stderr] 61 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/scanner.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     static ref KEYWORDS: HashMap<&'static str, fn(u32) -> Token> = {
[INFO] [stderr] 40 | |         let mut m = HashMap::new();
[INFO] [stderr] 41 | |         m.insert("and", create_and as fn(u32) -> Token);
[INFO] [stderr] ...  |
[INFO] [stderr] 60 | |     };
[INFO] [stderr] 61 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/interpreter.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/parser.rs:52:30
[INFO] [stderr]    |
[INFO] [stderr] 52 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/interpreter.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors; 51 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `rlox`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/parser.rs:52:30
[INFO] [stderr]    |
[INFO] [stderr] 52 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arguments`
[INFO] [stderr]   --> src/callable.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn call(arguments: &Vec<&Value>) -> Value {
[INFO] [stderr]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arguments`
[INFO] [stderr]   --> src/function.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn call(arguments: &Vec<&Value>) -> Value {
[INFO] [stderr]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: 53 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d254774cc7fbb23f987e237c295bf22977bbe66c2f4d7d08d0ff0c0060fcbc05"`
[INFO] running `"docker" "rm" "-f" "d254774cc7fbb23f987e237c295bf22977bbe66c2f4d7d08d0ff0c0060fcbc05"`
[INFO] [stdout] d254774cc7fbb23f987e237c295bf22977bbe66c2f4d7d08d0ff0c0060fcbc05