[INFO] updating cached repository https://github.com/baoziv587/LoxLang [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c5f72cf61fa1d6b4fc5cc4f69385090c8930202d [INFO] testing baoziv587/LoxLang against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaoziv587%2FLoxLang" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/baoziv587/LoxLang on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/baoziv587/LoxLang [INFO] finished tweaking git repo https://github.com/baoziv587/LoxLang [INFO] tweaked toml for git repo https://github.com/baoziv587/LoxLang written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/baoziv587/LoxLang already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7c783516e19ac54c59b6157a6c4b160d50fa6dd672947f1d5daf2ec8eb31040c [INFO] running `"docker" "start" "-a" "7c783516e19ac54c59b6157a6c4b160d50fa6dd672947f1d5daf2ec8eb31040c"` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling regex-syntax v0.6.7 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling humantime v1.2.0 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling env_logger v0.6.1 [INFO] [stderr] Compiling lox v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `core` [INFO] [stderr] --> src/cli/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use core; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/frontend/scanner.rs:260:5 [INFO] [stderr] | [INFO] [stderr] 260 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/frontend/scanner.rs:261:5 [INFO] [stderr] | [INFO] [stderr] 261 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/result.rs:73:32 [INFO] [stderr] | [INFO] [stderr] 73 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | #[macro_use] [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/result.rs:65:35 [INFO] [stderr] | [INFO] [stderr] 65 | Error::IO(ref e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/result.rs:75:35 [INFO] [stderr] | [INFO] [stderr] 75 | Error::IO(ref e) => e.cause(), [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `source` [INFO] [stderr] --> src/core/lox.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | fn run(source: &str) {} [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/frontend/scanner.rs:143:9 [INFO] [stderr] | [INFO] [stderr] 142 | let content = self.slice(start, end); [INFO] [stderr] | ---- immutable borrow occurs here [INFO] [stderr] 143 | self.create_token( [INFO] [stderr] | ^^^^ mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 146 | content.to_string(), [INFO] [stderr] | ------- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/frontend/scanner.rs:178:9 [INFO] [stderr] | [INFO] [stderr] 177 | let value = self.slice(self.start, self.current); [INFO] [stderr] | ---- immutable borrow occurs here [INFO] [stderr] 178 | self.create_token( [INFO] [stderr] | ^^^^ mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 181 | value.to_string(), [INFO] [stderr] | ----- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: method is never used: `run` [INFO] [stderr] --> src/core/lox.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | fn run(source: &str) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `expressions` [INFO] [stderr] --> src/frontend/parser.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | fn expressions(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `equality` [INFO] [stderr] --> src/frontend/parser.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | fn equality(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `match_type` [INFO] [stderr] --> src/frontend/parser.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | fn match_type(&mut self, types: &Vec) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `expect_next` [INFO] [stderr] --> src/frontend/parser.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | fn expect_next(&mut self, types: &Vec) -> Result<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek_error` [INFO] [stderr] --> src/frontend/parser.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | fn peek_error(&mut self) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `advance` [INFO] [stderr] --> src/frontend/parser.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | fn advance(&mut self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `previous` [INFO] [stderr] --> src/frontend/parser.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | fn previous(&self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `check` [INFO] [stderr] --> src/frontend/parser.rs:79:5 [INFO] [stderr] | [INFO] [stderr] 79 | fn check(&self, t: &TokenType) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_at_end` [INFO] [stderr] --> src/frontend/parser.rs:86:5 [INFO] [stderr] | [INFO] [stderr] 86 | fn is_at_end(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek` [INFO] [stderr] --> src/frontend/parser.rs:90:5 [INFO] [stderr] | [INFO] [stderr] 90 | fn peek(&self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `comparison` [INFO] [stderr] --> src/frontend/parser.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | fn comparison(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `addition` [INFO] [stderr] --> src/frontend/parser.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | fn addition(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mutilplication` [INFO] [stderr] --> src/frontend/parser.rs:126:5 [INFO] [stderr] | [INFO] [stderr] 126 | fn mutilplication(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `unray` [INFO] [stderr] --> src/frontend/parser.rs:132:5 [INFO] [stderr] | [INFO] [stderr] 132 | fn unray(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `primary` [INFO] [stderr] --> src/frontend/parser.rs:143:5 [INFO] [stderr] | [INFO] [stderr] 143 | fn primary(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `unexpected` [INFO] [stderr] --> src/frontend/parser.rs:163:5 [INFO] [stderr] | [INFO] [stderr] 163 | fn unexpected(&mut self, t: &Token) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `eof` [INFO] [stderr] --> src/frontend/parser.rs:172:5 [INFO] [stderr] | [INFO] [stderr] 172 | fn eof(&self) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `slice` [INFO] [stderr] --> src/frontend/scanner.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | fn slice(&self, start: usize, end: usize) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_tokens` [INFO] [stderr] --> src/frontend/scanner.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | fn scan_tokens(&mut self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_at_end` [INFO] [stderr] --> src/frontend/scanner.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | fn is_at_end(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_token` [INFO] [stderr] --> src/frontend/scanner.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | fn scan_token(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_string` [INFO] [stderr] --> src/frontend/scanner.rs:121:5 [INFO] [stderr] | [INFO] [stderr] 121 | fn scan_string(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_comment` [INFO] [stderr] --> src/frontend/scanner.rs:151:5 [INFO] [stderr] | [INFO] [stderr] 151 | fn scan_comment(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_new_line` [INFO] [stderr] --> src/frontend/scanner.rs:158:5 [INFO] [stderr] | [INFO] [stderr] 158 | fn scan_new_line(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_number` [INFO] [stderr] --> src/frontend/scanner.rs:163:5 [INFO] [stderr] | [INFO] [stderr] 163 | fn scan_number(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_identifier` [INFO] [stderr] --> src/frontend/scanner.rs:186:5 [INFO] [stderr] | [INFO] [stderr] 186 | fn scan_identifier(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `match_str` [INFO] [stderr] --> src/frontend/scanner.rs:201:5 [INFO] [stderr] | [INFO] [stderr] 201 | fn match_str(&mut self, expected: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `current_char` [INFO] [stderr] --> src/frontend/scanner.rs:210:5 [INFO] [stderr] | [INFO] [stderr] 210 | fn current_char(&mut self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `advance` [INFO] [stderr] --> src/frontend/scanner.rs:214:5 [INFO] [stderr] | [INFO] [stderr] 214 | fn advance(&mut self) -> Option<&str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek` [INFO] [stderr] --> src/frontend/scanner.rs:220:5 [INFO] [stderr] | [INFO] [stderr] 220 | fn peek(&mut self, n: Option) -> Option<&str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek_next` [INFO] [stderr] --> src/frontend/scanner.rs:234:5 [INFO] [stderr] | [INFO] [stderr] 234 | fn peek_next(&mut self) -> Option<&str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `create_token` [INFO] [stderr] --> src/frontend/scanner.rs:238:5 [INFO] [stderr] | [INFO] [stderr] 238 | fn create_token(&mut self, t: TokenType, line: usize, val: String, pos: usize) -> Token { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add_token` [INFO] [stderr] --> src/frontend/scanner.rs:244:5 [INFO] [stderr] | [INFO] [stderr] 244 | fn add_token(&mut self, tok_type: TokenType) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static variable `LoxKeywords` should have an upper case name [INFO] [stderr] --> src/frontend/keywords.rs:5:20 [INFO] [stderr] | [INFO] [stderr] 5 | pub static ref LoxKeywords: HashMap<&'static str, TokenType> = { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper case: `LOX_KEYWORDS` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 45 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `Arg` [INFO] [stderr] --> src/bin/lox/main.rs:5:12 [INFO] [stderr] | [INFO] [stderr] 5 | use clap::{Arg, App, SubCommand}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dist` [INFO] [stderr] --> src/bin/lox/commands/gen_ast.rs:4:13 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn exec(dist: &str) { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dist` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `out_dir` [INFO] [stderr] --> src/bin/lox/commands/gen_ast.rs:23:15 [INFO] [stderr] | [INFO] [stderr] 23 | fn define_ast(out_dir: &str, base_name: &str, ast_types: &Vec<&str>) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_dir` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `base_name` [INFO] [stderr] --> src/bin/lox/commands/gen_ast.rs:23:30 [INFO] [stderr] | [INFO] [stderr] 23 | fn define_ast(out_dir: &str, base_name: &str, ast_types: &Vec<&str>) { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_base_name` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ast_types` [INFO] [stderr] --> src/bin/lox/commands/gen_ast.rs:23:47 [INFO] [stderr] | [INFO] [stderr] 23 | fn define_ast(out_dir: &str, base_name: &str, ast_types: &Vec<&str>) { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ast_types` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/bin/lox/commands/gen_ast.rs:27:10 [INFO] [stderr] | [INFO] [stderr] 27 | fn write(name: &str, content: &str) -> std::io::Result<()> { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `gen_ast` [INFO] [stderr] --> src/bin/lox/commands/gen_ast.rs:14:4 [INFO] [stderr] | [INFO] [stderr] 14 | fn gen_ast(out_dit: &str) { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `define_ast` [INFO] [stderr] --> src/bin/lox/commands/gen_ast.rs:23:4 [INFO] [stderr] | [INFO] [stderr] 23 | fn define_ast(out_dir: &str, base_name: &str, ast_types: &Vec<&str>) { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `write` [INFO] [stderr] --> src/bin/lox/commands/gen_ast.rs:27:4 [INFO] [stderr] | [INFO] [stderr] 27 | fn write(name: &str, content: &str) -> std::io::Result<()> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 41.77s [INFO] running `"docker" "inspect" "7c783516e19ac54c59b6157a6c4b160d50fa6dd672947f1d5daf2ec8eb31040c"` [INFO] running `"docker" "rm" "-f" "7c783516e19ac54c59b6157a6c4b160d50fa6dd672947f1d5daf2ec8eb31040c"` [INFO] [stdout] 7c783516e19ac54c59b6157a6c4b160d50fa6dd672947f1d5daf2ec8eb31040c [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9244781d1ac3f81ffc5db3b6e628b2e47bc4f53396d809920e64344cc9a768c0 [INFO] running `"docker" "start" "-a" "9244781d1ac3f81ffc5db3b6e628b2e47bc4f53396d809920e64344cc9a768c0"` [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] warning: unused import: `core` [INFO] [stderr] --> src/cli/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use core; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/frontend/scanner.rs:260:5 [INFO] [stderr] | [INFO] [stderr] 260 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/frontend/scanner.rs:261:5 [INFO] [stderr] | [INFO] [stderr] 261 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/result.rs:73:32 [INFO] [stderr] | [INFO] [stderr] 73 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | #[macro_use] [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/result.rs:65:35 [INFO] [stderr] | [INFO] [stderr] 65 | Error::IO(ref e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/result.rs:75:35 [INFO] [stderr] | [INFO] [stderr] 75 | Error::IO(ref e) => e.cause(), [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `source` [INFO] [stderr] --> src/core/lox.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | fn run(source: &str) {} [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/frontend/scanner.rs:143:9 [INFO] [stderr] | [INFO] [stderr] 142 | let content = self.slice(start, end); [INFO] [stderr] | ---- immutable borrow occurs here [INFO] [stderr] 143 | self.create_token( [INFO] [stderr] | ^^^^ mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 146 | content.to_string(), [INFO] [stderr] | ------- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/frontend/scanner.rs:178:9 [INFO] [stderr] | [INFO] [stderr] 177 | let value = self.slice(self.start, self.current); [INFO] [stderr] | ---- immutable borrow occurs here [INFO] [stderr] 178 | self.create_token( [INFO] [stderr] | ^^^^ mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 181 | value.to_string(), [INFO] [stderr] | ----- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: method is never used: `run` [INFO] [stderr] --> src/core/lox.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | fn run(source: &str) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `expressions` [INFO] [stderr] --> src/frontend/parser.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | fn expressions(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `equality` [INFO] [stderr] --> src/frontend/parser.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | fn equality(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `match_type` [INFO] [stderr] --> src/frontend/parser.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | fn match_type(&mut self, types: &Vec) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `expect_next` [INFO] [stderr] --> src/frontend/parser.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | fn expect_next(&mut self, types: &Vec) -> Result<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek_error` [INFO] [stderr] --> src/frontend/parser.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | fn peek_error(&mut self) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `advance` [INFO] [stderr] --> src/frontend/parser.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | fn advance(&mut self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `previous` [INFO] [stderr] --> src/frontend/parser.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | fn previous(&self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `check` [INFO] [stderr] --> src/frontend/parser.rs:79:5 [INFO] [stderr] | [INFO] [stderr] 79 | fn check(&self, t: &TokenType) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_at_end` [INFO] [stderr] --> src/frontend/parser.rs:86:5 [INFO] [stderr] | [INFO] [stderr] 86 | fn is_at_end(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek` [INFO] [stderr] --> src/frontend/parser.rs:90:5 [INFO] [stderr] | [INFO] [stderr] 90 | fn peek(&self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `comparison` [INFO] [stderr] --> src/frontend/parser.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | fn comparison(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `addition` [INFO] [stderr] --> src/frontend/parser.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | fn addition(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mutilplication` [INFO] [stderr] --> src/frontend/parser.rs:126:5 [INFO] [stderr] | [INFO] [stderr] 126 | fn mutilplication(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `unray` [INFO] [stderr] --> src/frontend/parser.rs:132:5 [INFO] [stderr] | [INFO] [stderr] 132 | fn unray(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `primary` [INFO] [stderr] --> src/frontend/parser.rs:143:5 [INFO] [stderr] | [INFO] [stderr] 143 | fn primary(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `unexpected` [INFO] [stderr] --> src/frontend/parser.rs:163:5 [INFO] [stderr] | [INFO] [stderr] 163 | fn unexpected(&mut self, t: &Token) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `eof` [INFO] [stderr] --> src/frontend/parser.rs:172:5 [INFO] [stderr] | [INFO] [stderr] 172 | fn eof(&self) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `slice` [INFO] [stderr] --> src/frontend/scanner.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | fn slice(&self, start: usize, end: usize) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_tokens` [INFO] [stderr] --> src/frontend/scanner.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | fn scan_tokens(&mut self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_at_end` [INFO] [stderr] --> src/frontend/scanner.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | fn is_at_end(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_token` [INFO] [stderr] --> src/frontend/scanner.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | fn scan_token(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_string` [INFO] [stderr] --> src/frontend/scanner.rs:121:5 [INFO] [stderr] | [INFO] [stderr] 121 | fn scan_string(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_comment` [INFO] [stderr] --> src/frontend/scanner.rs:151:5 [INFO] [stderr] | [INFO] [stderr] 151 | fn scan_comment(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_new_line` [INFO] [stderr] --> src/frontend/scanner.rs:158:5 [INFO] [stderr] | [INFO] [stderr] 158 | fn scan_new_line(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_number` [INFO] [stderr] --> src/frontend/scanner.rs:163:5 [INFO] [stderr] | [INFO] [stderr] 163 | fn scan_number(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_identifier` [INFO] [stderr] --> src/frontend/scanner.rs:186:5 [INFO] [stderr] | [INFO] [stderr] 186 | fn scan_identifier(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `match_str` [INFO] [stderr] --> src/frontend/scanner.rs:201:5 [INFO] [stderr] | [INFO] [stderr] 201 | fn match_str(&mut self, expected: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `current_char` [INFO] [stderr] --> src/frontend/scanner.rs:210:5 [INFO] [stderr] | [INFO] [stderr] 210 | fn current_char(&mut self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `advance` [INFO] [stderr] --> src/frontend/scanner.rs:214:5 [INFO] [stderr] | [INFO] [stderr] 214 | fn advance(&mut self) -> Option<&str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek` [INFO] [stderr] --> src/frontend/scanner.rs:220:5 [INFO] [stderr] | [INFO] [stderr] 220 | fn peek(&mut self, n: Option) -> Option<&str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek_next` [INFO] [stderr] --> src/frontend/scanner.rs:234:5 [INFO] [stderr] | [INFO] [stderr] 234 | fn peek_next(&mut self) -> Option<&str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `create_token` [INFO] [stderr] --> src/frontend/scanner.rs:238:5 [INFO] [stderr] | [INFO] [stderr] 238 | fn create_token(&mut self, t: TokenType, line: usize, val: String, pos: usize) -> Token { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add_token` [INFO] [stderr] --> src/frontend/scanner.rs:244:5 [INFO] [stderr] | [INFO] [stderr] 244 | fn add_token(&mut self, tok_type: TokenType) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static variable `LoxKeywords` should have an upper case name [INFO] [stderr] --> src/frontend/keywords.rs:5:20 [INFO] [stderr] | [INFO] [stderr] 5 | pub static ref LoxKeywords: HashMap<&'static str, TokenType> = { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper case: `LOX_KEYWORDS` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 45 warnings emitted [INFO] [stderr] [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling pretty_env_logger v0.3.0 [INFO] [stderr] Compiling lox v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `core` [INFO] [stderr] --> src/cli/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use core; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/result.rs:73:32 [INFO] [stderr] | [INFO] [stderr] 73 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/result.rs:65:35 [INFO] [stderr] | [INFO] [stderr] 65 | Error::IO(ref e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/result.rs:75:35 [INFO] [stderr] | [INFO] [stderr] 75 | Error::IO(ref e) => e.cause(), [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `source` [INFO] [stderr] --> src/core/lox.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | fn run(source: &str) {} [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/frontend/scanner.rs:143:9 [INFO] [stderr] | [INFO] [stderr] 142 | let content = self.slice(start, end); [INFO] [stderr] | ---- immutable borrow occurs here [INFO] [stderr] 143 | self.create_token( [INFO] [stderr] | ^^^^ mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 146 | content.to_string(), [INFO] [stderr] | ------- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/frontend/scanner.rs:178:9 [INFO] [stderr] | [INFO] [stderr] 177 | let value = self.slice(self.start, self.current); [INFO] [stderr] | ---- immutable borrow occurs here [INFO] [stderr] 178 | self.create_token( [INFO] [stderr] | ^^^^ mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 181 | value.to_string(), [INFO] [stderr] | ----- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: method is never used: `run` [INFO] [stderr] --> src/core/lox.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | fn run(source: &str) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `expressions` [INFO] [stderr] --> src/frontend/parser.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | fn expressions(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `equality` [INFO] [stderr] --> src/frontend/parser.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | fn equality(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `match_type` [INFO] [stderr] --> src/frontend/parser.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | fn match_type(&mut self, types: &Vec) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `expect_next` [INFO] [stderr] --> src/frontend/parser.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | fn expect_next(&mut self, types: &Vec) -> Result<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek_error` [INFO] [stderr] --> src/frontend/parser.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | fn peek_error(&mut self) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `advance` [INFO] [stderr] --> src/frontend/parser.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | fn advance(&mut self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `previous` [INFO] [stderr] --> src/frontend/parser.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | fn previous(&self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `check` [INFO] [stderr] --> src/frontend/parser.rs:79:5 [INFO] [stderr] | [INFO] [stderr] 79 | fn check(&self, t: &TokenType) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_at_end` [INFO] [stderr] --> src/frontend/parser.rs:86:5 [INFO] [stderr] | [INFO] [stderr] 86 | fn is_at_end(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek` [INFO] [stderr] --> src/frontend/parser.rs:90:5 [INFO] [stderr] | [INFO] [stderr] 90 | fn peek(&self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `comparison` [INFO] [stderr] --> src/frontend/parser.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | fn comparison(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `addition` [INFO] [stderr] --> src/frontend/parser.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | fn addition(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mutilplication` [INFO] [stderr] --> src/frontend/parser.rs:126:5 [INFO] [stderr] | [INFO] [stderr] 126 | fn mutilplication(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `unray` [INFO] [stderr] --> src/frontend/parser.rs:132:5 [INFO] [stderr] | [INFO] [stderr] 132 | fn unray(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `primary` [INFO] [stderr] --> src/frontend/parser.rs:143:5 [INFO] [stderr] | [INFO] [stderr] 143 | fn primary(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `unexpected` [INFO] [stderr] --> src/frontend/parser.rs:163:5 [INFO] [stderr] | [INFO] [stderr] 163 | fn unexpected(&mut self, t: &Token) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `eof` [INFO] [stderr] --> src/frontend/parser.rs:172:5 [INFO] [stderr] | [INFO] [stderr] 172 | fn eof(&self) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static variable `LoxKeywords` should have an upper case name [INFO] [stderr] --> src/frontend/keywords.rs:5:20 [INFO] [stderr] | [INFO] [stderr] 5 | pub static ref LoxKeywords: HashMap<&'static str, TokenType> = { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper case: `LOX_KEYWORDS` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 26 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 10.88s [INFO] running `"docker" "inspect" "9244781d1ac3f81ffc5db3b6e628b2e47bc4f53396d809920e64344cc9a768c0"` [INFO] running `"docker" "rm" "-f" "9244781d1ac3f81ffc5db3b6e628b2e47bc4f53396d809920e64344cc9a768c0"` [INFO] [stdout] 9244781d1ac3f81ffc5db3b6e628b2e47bc4f53396d809920e64344cc9a768c0 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4879077d60a79b07a0146aec5672ddf2d9bcdcc5021a06ce353d0fb23db967b2 [INFO] running `"docker" "start" "-a" "4879077d60a79b07a0146aec5672ddf2d9bcdcc5021a06ce353d0fb23db967b2"` [INFO] [stderr] warning: unused import: `core` [INFO] [stderr] --> src/cli/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use core; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/frontend/scanner.rs:260:5 [INFO] [stderr] | [INFO] [stderr] 260 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/frontend/scanner.rs:261:5 [INFO] [stderr] | [INFO] [stderr] 261 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/result.rs:73:32 [INFO] [stderr] | [INFO] [stderr] 73 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | #[macro_use] [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/result.rs:65:35 [INFO] [stderr] | [INFO] [stderr] 65 | Error::IO(ref e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/result.rs:75:35 [INFO] [stderr] | [INFO] [stderr] 75 | Error::IO(ref e) => e.cause(), [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `source` [INFO] [stderr] --> src/core/lox.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | fn run(source: &str) {} [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/frontend/scanner.rs:143:9 [INFO] [stderr] | [INFO] [stderr] 142 | let content = self.slice(start, end); [INFO] [stderr] | ---- immutable borrow occurs here [INFO] [stderr] 143 | self.create_token( [INFO] [stderr] | ^^^^ mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 146 | content.to_string(), [INFO] [stderr] | ------- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/frontend/scanner.rs:178:9 [INFO] [stderr] | [INFO] [stderr] 177 | let value = self.slice(self.start, self.current); [INFO] [stderr] | ---- immutable borrow occurs here [INFO] [stderr] 178 | self.create_token( [INFO] [stderr] | ^^^^ mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 181 | value.to_string(), [INFO] [stderr] | ----- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: method is never used: `run` [INFO] [stderr] --> src/core/lox.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | fn run(source: &str) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `expressions` [INFO] [stderr] --> src/frontend/parser.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | fn expressions(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `equality` [INFO] [stderr] --> src/frontend/parser.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | fn equality(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `match_type` [INFO] [stderr] --> src/frontend/parser.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | fn match_type(&mut self, types: &Vec) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `expect_next` [INFO] [stderr] --> src/frontend/parser.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | fn expect_next(&mut self, types: &Vec) -> Result<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek_error` [INFO] [stderr] --> src/frontend/parser.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | fn peek_error(&mut self) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `advance` [INFO] [stderr] --> src/frontend/parser.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | fn advance(&mut self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `previous` [INFO] [stderr] --> src/frontend/parser.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | fn previous(&self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `check` [INFO] [stderr] --> src/frontend/parser.rs:79:5 [INFO] [stderr] | [INFO] [stderr] 79 | fn check(&self, t: &TokenType) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_at_end` [INFO] [stderr] --> src/frontend/parser.rs:86:5 [INFO] [stderr] | [INFO] [stderr] 86 | fn is_at_end(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek` [INFO] [stderr] --> src/frontend/parser.rs:90:5 [INFO] [stderr] | [INFO] [stderr] 90 | fn peek(&self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `comparison` [INFO] [stderr] --> src/frontend/parser.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | fn comparison(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `addition` [INFO] [stderr] --> src/frontend/parser.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | fn addition(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mutilplication` [INFO] [stderr] --> src/frontend/parser.rs:126:5 [INFO] [stderr] | [INFO] [stderr] 126 | fn mutilplication(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `unray` [INFO] [stderr] --> src/frontend/parser.rs:132:5 [INFO] [stderr] | [INFO] [stderr] 132 | fn unray(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `primary` [INFO] [stderr] --> src/frontend/parser.rs:143:5 [INFO] [stderr] | [INFO] [stderr] 143 | fn primary(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `unexpected` [INFO] [stderr] --> src/frontend/parser.rs:163:5 [INFO] [stderr] | [INFO] [stderr] 163 | fn unexpected(&mut self, t: &Token) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `eof` [INFO] [stderr] --> src/frontend/parser.rs:172:5 [INFO] [stderr] | [INFO] [stderr] 172 | fn eof(&self) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `slice` [INFO] [stderr] --> src/frontend/scanner.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | fn slice(&self, start: usize, end: usize) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_tokens` [INFO] [stderr] --> src/frontend/scanner.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | fn scan_tokens(&mut self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_at_end` [INFO] [stderr] --> src/frontend/scanner.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | fn is_at_end(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_token` [INFO] [stderr] --> src/frontend/scanner.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | fn scan_token(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_string` [INFO] [stderr] --> src/frontend/scanner.rs:121:5 [INFO] [stderr] | [INFO] [stderr] 121 | fn scan_string(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_comment` [INFO] [stderr] --> src/frontend/scanner.rs:151:5 [INFO] [stderr] | [INFO] [stderr] 151 | fn scan_comment(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_new_line` [INFO] [stderr] --> src/frontend/scanner.rs:158:5 [INFO] [stderr] | [INFO] [stderr] 158 | fn scan_new_line(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_number` [INFO] [stderr] --> src/frontend/scanner.rs:163:5 [INFO] [stderr] | [INFO] [stderr] 163 | fn scan_number(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan_identifier` [INFO] [stderr] --> src/frontend/scanner.rs:186:5 [INFO] [stderr] | [INFO] [stderr] 186 | fn scan_identifier(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `match_str` [INFO] [stderr] --> src/frontend/scanner.rs:201:5 [INFO] [stderr] | [INFO] [stderr] 201 | fn match_str(&mut self, expected: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `current_char` [INFO] [stderr] --> src/frontend/scanner.rs:210:5 [INFO] [stderr] | [INFO] [stderr] 210 | fn current_char(&mut self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `advance` [INFO] [stderr] --> src/frontend/scanner.rs:214:5 [INFO] [stderr] | [INFO] [stderr] 214 | fn advance(&mut self) -> Option<&str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek` [INFO] [stderr] --> src/frontend/scanner.rs:220:5 [INFO] [stderr] | [INFO] [stderr] 220 | fn peek(&mut self, n: Option) -> Option<&str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek_next` [INFO] [stderr] --> src/frontend/scanner.rs:234:5 [INFO] [stderr] | [INFO] [stderr] 234 | fn peek_next(&mut self) -> Option<&str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `create_token` [INFO] [stderr] --> src/frontend/scanner.rs:238:5 [INFO] [stderr] | [INFO] [stderr] 238 | fn create_token(&mut self, t: TokenType, line: usize, val: String, pos: usize) -> Token { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add_token` [INFO] [stderr] --> src/frontend/scanner.rs:244:5 [INFO] [stderr] | [INFO] [stderr] 244 | fn add_token(&mut self, tok_type: TokenType) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static variable `LoxKeywords` should have an upper case name [INFO] [stderr] --> src/frontend/keywords.rs:5:20 [INFO] [stderr] | [INFO] [stderr] 5 | pub static ref LoxKeywords: HashMap<&'static str, TokenType> = { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper case: `LOX_KEYWORDS` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 45 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `core` [INFO] [stderr] --> src/cli/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use core; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/result.rs:73:32 [INFO] [stderr] | [INFO] [stderr] 73 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/result.rs:65:35 [INFO] [stderr] | [INFO] [stderr] 65 | Error::IO(ref e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/result.rs:75:35 [INFO] [stderr] | [INFO] [stderr] 75 | Error::IO(ref e) => e.cause(), [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `source` [INFO] [stderr] --> src/core/lox.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | fn run(source: &str) {} [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/frontend/scanner.rs:143:9 [INFO] [stderr] | [INFO] [stderr] 142 | let content = self.slice(start, end); [INFO] [stderr] | ---- immutable borrow occurs here [INFO] [stderr] 143 | self.create_token( [INFO] [stderr] | ^^^^ mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 146 | content.to_string(), [INFO] [stderr] | ------- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/frontend/scanner.rs:178:9 [INFO] [stderr] | [INFO] [stderr] 177 | let value = self.slice(self.start, self.current); [INFO] [stderr] | ---- immutable borrow occurs here [INFO] [stderr] 178 | self.create_token( [INFO] [stderr] | ^^^^ mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 181 | value.to_string(), [INFO] [stderr] | ----- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: method is never used: `run` [INFO] [stderr] --> src/core/lox.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | fn run(source: &str) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `expressions` [INFO] [stderr] --> src/frontend/parser.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | fn expressions(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `equality` [INFO] [stderr] --> src/frontend/parser.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | fn equality(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `match_type` [INFO] [stderr] --> src/frontend/parser.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | fn match_type(&mut self, types: &Vec) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `expect_next` [INFO] [stderr] --> src/frontend/parser.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | fn expect_next(&mut self, types: &Vec) -> Result<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek_error` [INFO] [stderr] --> src/frontend/parser.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | fn peek_error(&mut self) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `advance` [INFO] [stderr] --> src/frontend/parser.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | fn advance(&mut self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `previous` [INFO] [stderr] --> src/frontend/parser.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | fn previous(&self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `check` [INFO] [stderr] --> src/frontend/parser.rs:79:5 [INFO] [stderr] | [INFO] [stderr] 79 | fn check(&self, t: &TokenType) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_at_end` [INFO] [stderr] --> src/frontend/parser.rs:86:5 [INFO] [stderr] | [INFO] [stderr] 86 | fn is_at_end(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek` [INFO] [stderr] --> src/frontend/parser.rs:90:5 [INFO] [stderr] | [INFO] [stderr] 90 | fn peek(&self) -> Option<&Token> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `comparison` [INFO] [stderr] --> src/frontend/parser.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | fn comparison(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `addition` [INFO] [stderr] --> src/frontend/parser.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | fn addition(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mutilplication` [INFO] [stderr] --> src/frontend/parser.rs:126:5 [INFO] [stderr] | [INFO] [stderr] 126 | fn mutilplication(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `unray` [INFO] [stderr] --> src/frontend/parser.rs:132:5 [INFO] [stderr] | [INFO] [stderr] 132 | fn unray(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `primary` [INFO] [stderr] --> src/frontend/parser.rs:143:5 [INFO] [stderr] | [INFO] [stderr] 143 | fn primary(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `unexpected` [INFO] [stderr] --> src/frontend/parser.rs:163:5 [INFO] [stderr] | [INFO] [stderr] 163 | fn unexpected(&mut self, t: &Token) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `eof` [INFO] [stderr] --> src/frontend/parser.rs:172:5 [INFO] [stderr] | [INFO] [stderr] 172 | fn eof(&self) -> Error { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static variable `LoxKeywords` should have an upper case name [INFO] [stderr] --> src/frontend/keywords.rs:5:20 [INFO] [stderr] | [INFO] [stderr] 5 | pub static ref LoxKeywords: HashMap<&'static str, TokenType> = { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper case: `LOX_KEYWORDS` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 26 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.29s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lox-e9f0fb899e7e9492 [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test frontend::token::tests::test_token_to_string ... ok [INFO] [stdout] test frontend::scanner::test_advance ... ok [INFO] [stdout] test frontend::token::tests::test_token ... ok [INFO] [stdout] test frontend::scanner::test_scan_number ... ok [INFO] [stdout] test frontend::scanner::test_scan_tokens ... ok [INFO] [stdout] test frontend::scanner::test_scan_identifier ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- frontend::scanner::test_scan_identifier stdout ---- [INFO] [stdout] thread 'frontend::scanner::test_scan_identifier' panicked at 'env_logger::init should not be called after logger initialized: SetLoggerError(())', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/env_logger-0.6.1/src/lib.rs:1043:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b1f8a9c134 - backtrace::backtrace::libunwind::trace::hbb4ce8c04526962e [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55b1f8a9c134 - backtrace::backtrace::trace_unsynchronized::h79251c088e7be038 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55b1f8a9c134 - std::sys_common::backtrace::_print_fmt::h6b0ea30a9223acae [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55b1f8a9c134 - ::fmt::h4d51ef07ce58e54b [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55b1f8ac61fc - core::fmt::write::he16b9c1345d8565e [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55b1f88731a5 - std::io::Write::write_fmt::hc31efe493f037457 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55b1f8a96431 - std::io::impls::>::write_fmt::hfcb1ff6c5b834381 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x55b1f8a9ea05 - std::sys_common::backtrace::_print::h9288fa7d9f6629cb [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55b1f8a9ea05 - std::sys_common::backtrace::print::h82e606e62781d8af [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55b1f8a9ea05 - std::panicking::default_hook::{{closure}}::h1fe350ecbf7604e4 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55b1f8a9e6eb - std::panicking::default_hook::h1b8b42953fdc841d [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55b1f8a9f062 - std::panicking::rust_panic_with_hook::he73826f4bb75a21e [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x55b1f8a9ec4b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x55b1f8ac4c21 - core::panicking::panic_fmt::hc8f9a0b2af5fb585 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 14: 0x55b1f8ac4a43 - core::option::expect_none_failed::ha34d57526cca3063 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 15: 0x55b1f88b563a - core::result::Result::expect::h794f1749eeccc5b0 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x55b1f88bdedd - env_logger::init::hb565480423ad40db [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/env_logger-0.6.1/src/lib.rs:1043 [INFO] [stdout] 17: 0x55b1f8865f47 - lox::frontend::scanner::tests::init::h4397d747a194b093 [INFO] [stdout] at src/frontend/scanner.rs:254 [INFO] [stdout] 18: 0x55b1f8859da2 - lox::frontend::scanner::test_scan_identifier::h5894eeab2565031a [INFO] [stdout] at src/frontend/scanner.rs:264 [INFO] [stdout] 19: 0x55b1f8859d7a - lox::frontend::scanner::test_scan_identifier::{{closure}}::h7e5eb6efc5b69cec [INFO] [stdout] at src/frontend/scanner.rs:263 [INFO] [stdout] 20: 0x55b1f886f9ae - core::ops::function::FnOnce::call_once::hb2dc8d5944261cd0 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 21: 0x55b1f887f09f - as core::ops::function::FnOnce>::call_once::he1ba1da20629a2d8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 22: 0x55b1f889a69e - as core::ops::function::FnOnce<()>>::call_once::hf94927858761de4a [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 23: 0x55b1f889a69e - std::panicking::try::do_call::h1585003392664d93 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 24: 0x55b1f889a69e - std::panicking::try::h43d950f958a74468 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 25: 0x55b1f889a69e - std::panic::catch_unwind::hb5284de2977ddeea [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 26: 0x55b1f889a69e - test::run_test_in_process::had39bb305b26a3ae [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 27: 0x55b1f889a69e - test::run_test::run_test_inner::{{closure}}::h12b1756b854ada1a [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 28: 0x55b1f8872656 - std::sys_common::backtrace::__rust_begin_short_backtrace::hec04b80bece92bf9 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 29: 0x55b1f8877975 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::heca431434c1ac418 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:475 [INFO] [stdout] 30: 0x55b1f8877975 - as core::ops::function::FnOnce<()>>::call_once::he2457d582c032747 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 31: 0x55b1f8877975 - std::panicking::try::do_call::hbcd49dc3823e8b28 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 32: 0x55b1f8877975 - std::panicking::try::h1ba95c07dd8d422b [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 33: 0x55b1f8877975 - std::panic::catch_unwind::h95854794ba9eee4c [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x55b1f8877975 - std::thread::Builder::spawn_unchecked::{{closure}}::h4e297b8574092d6e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:474 [INFO] [stdout] 35: 0x55b1f8877975 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1b855aad7f5ac67e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 36: 0x55b1f8a9263f - as core::ops::function::FnOnce>::call_once::h48069b269ca48108 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 37: 0x55b1f8aa58d3 - as core::ops::function::FnOnce>::call_once::heff660b32cd3afd8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 38: 0x55b1f8aa58d3 - std::sys::unix::thread::Thread::new::thread_start::ha538939ed1e2e958 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 39: 0x7f8771bac6db - start_thread [INFO] [stdout] 40: 0x7f87716bd88f - __clone [INFO] [stdout] 41: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] frontend::scanner::test_scan_identifier [INFO] [stdout] [INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "4879077d60a79b07a0146aec5672ddf2d9bcdcc5021a06ce353d0fb23db967b2"` [INFO] running `"docker" "rm" "-f" "4879077d60a79b07a0146aec5672ddf2d9bcdcc5021a06ce353d0fb23db967b2"` [INFO] [stdout] 4879077d60a79b07a0146aec5672ddf2d9bcdcc5021a06ce353d0fb23db967b2