[INFO] cloning repository https://github.com/justinas/mylang [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justinas/mylang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinas%2Fmylang"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinas%2Fmylang'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 86e92c585be15717e552d909c35e8be0b6938d04 [INFO] testing justinas/mylang against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinas%2Fmylang" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/justinas/mylang on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/justinas/mylang [INFO] finished tweaking git repo https://github.com/justinas/mylang [INFO] tweaked toml for git repo https://github.com/justinas/mylang written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/justinas/mylang already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "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] 156ce78148c8379be10523d502dd2ce1bb2047959b6b4154da1496349217c6a6 [INFO] running `"docker" "start" "-a" "156ce78148c8379be10523d502dd2ce1bb2047959b6b4154da1496349217c6a6"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling byteorder v1.0.0 [INFO] [stderr] Compiling mylang v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/codegen/mod.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | try!(writer.write(&buf)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lexer/mod.rs:162:9 [INFO] [stderr] | [INFO] [stderr] 162 | try!(r.read_to_string(&mut contents)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parser/mod.rs:44:9 [INFO] [stderr] | [INFO] [stderr] 44 | try!(write!(f, r#"Function {:?} ( "#, self.name)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parser/mod.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | try!(write!(f, r"{:?} {:?} ", param.typ, param.name)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Entry` [INFO] [stderr] --> src/codegen/mod.rs:2:34 [INFO] [stderr] | [INFO] [stderr] 2 | use std::collections::hash_map::{Entry, HashMap}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Atom`, `Block`, `Conditional`, `Expr`, `FnItem`, `IfStmt`, `Operation`, `Stmt`, `Type`, `WhileStmt`, `self` [INFO] [stderr] --> src/codegen/test.rs:1:28 [INFO] [stderr] | [INFO] [stderr] 1 | use super::super::parser::{self, Atom, Block, Conditional, Expr, FnItem, IfStmt, Operation, Stmt, [INFO] [stderr] | ^^^^ ^^^^ ^^^^^ ^^^^^^^^^^^ ^^^^ ^^^^^^ ^^^^^^ ^^^^^^^^^ ^^^^ [INFO] [stderr] 2 | Type, WhileStmt}; [INFO] [stderr] | ^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Context`, `Gen`, `Program`, `Symbol`, `Typed` [INFO] [stderr] --> src/codegen/test.rs:3:13 [INFO] [stderr] | [INFO] [stderr] 3 | use super::{Context, Gen, Program, Symbol, Typed}; [INFO] [stderr] | ^^^^^^^ ^^^ ^^^^^^^ ^^^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::Error` [INFO] [stderr] --> src/codegen/test.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use super::Error; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::Instruction` [INFO] [stderr] --> src/codegen/test.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use super::Instruction; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::Instruction::*` [INFO] [stderr] --> src/codegen/test.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use super::Instruction::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::Marker` [INFO] [stderr] --> src/codegen/test.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use super::Marker; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::parse_program` [INFO] [stderr] --> src/codegen/test.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use super::parse_program; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> src/codegen/test.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | / macro_rules! empty_fn { [INFO] [stderr] 11 | | ($name:expr, $ret:expr) => { [INFO] [stderr] 12 | | FnItem{ block: parser::Block(vec![]), name: $name.into(), params: vec![], ret: $ret} [INFO] [stderr] 13 | | }; [INFO] [stderr] ... | [INFO] [stderr] 16 | | }; [INFO] [stderr] 17 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_macros)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Lines` [INFO] [stderr] --> src/lexer/mod.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::Lines; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:194:32 [INFO] [stderr] | [INFO] [stderr] 194 | ... '0'...'9' => self.lex_const(true), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:300:20 [INFO] [stderr] | [INFO] [stderr] 300 | '0'...'9' => self.lex_const(false), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:301:20 [INFO] [stderr] | [INFO] [stderr] 301 | 'A'...'Z' | 'a'...'z' => self.lex_ident(), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:301:32 [INFO] [stderr] | [INFO] [stderr] 301 | 'A'...'Z' | 'a'...'z' => self.lex_ident(), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:338:20 [INFO] [stderr] | [INFO] [stderr] 338 | '0'...'9' => val.push(self.chars.next().unwrap()), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:339:20 [INFO] [stderr] | [INFO] [stderr] 339 | 'A'...'Z' | 'a'...'z' => return Err(ErrorVariant::UnknownCharacter), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:339:32 [INFO] [stderr] | [INFO] [stderr] 339 | 'A'...'Z' | 'a'...'z' => return Err(ErrorVariant::UnknownCharacter), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:354:20 [INFO] [stderr] | [INFO] [stderr] 354 | 'A'...'Z' | 'a'...'z' | '0'...'9' => ident.push(self.chars.next().unwrap()), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:354:32 [INFO] [stderr] | [INFO] [stderr] 354 | 'A'...'Z' | 'a'...'z' | '0'...'9' => ident.push(self.chars.next().unwrap()), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:354:44 [INFO] [stderr] | [INFO] [stderr] 354 | 'A'...'Z' | 'a'...'z' | '0'...'9' => ident.push(self.chars.next().unwrap()), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/lexer/test.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Keyword`, `TokenAt` [INFO] [stderr] --> src/parser/expr.rs:1:24 [INFO] [stderr] | [INFO] [stderr] 1 | use super::{Delimiter, Keyword, Operator, Token, TokenAt}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/parser/test.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `parse_atom`, `parse_comparison`, `parse_logexpr`, `parse_product`, `parse_sum` [INFO] [stderr] --> src/parser/test.rs:2:19 [INFO] [stderr] | [INFO] [stderr] 2 | use super::expr::{parse_atom, parse_comparison, parse_logexpr, parse_product, parse_sum}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::Instruction` [INFO] [stderr] --> src/vm/test.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use super::Instruction; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::Instruction::*` [INFO] [stderr] --> src/vm/test.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use super::Instruction::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::Machine` [INFO] [stderr] --> src/vm/test.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use super::Machine; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::super::codegen::Program` [INFO] [stderr] --> src/vm/test.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use super::super::codegen::Program; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::STACK_SIZE` [INFO] [stderr] --> src/vm/test.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use super::STACK_SIZE; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:44:14 [INFO] [stderr] | [INFO] [stderr] 44 | Err((t, e)) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/codegen/mod.rs:33:23 [INFO] [stderr] | [INFO] [stderr] 33 | funcs.sort_by(|a, b| if a.name == "main" { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> src/codegen/gen.rs:254:19 [INFO] [stderr] | [INFO] [stderr] 254 | fn typ(&self, ctx: &mut Context) -> Result { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/codegen/gen.rs:28:21 [INFO] [stderr] | [INFO] [stderr] 28 | for a in args.iter() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/lexer/mod.rs:278:31 [INFO] [stderr] | [INFO] [stderr] 278 | Some(&c) => Err(ErrorVariant::Expected('&')), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/lexer/mod.rs:290:31 [INFO] [stderr] | [INFO] [stderr] 290 | Some(&c) => Err(ErrorVariant::Expected('|')), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/lexer/mod.rs:309:17 [INFO] [stderr] | [INFO] [stderr] 309 | c => return Err((tokens, self.error(ErrorVariant::UnknownCharacter))), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `remain` [INFO] [stderr] --> src/parser/mod.rs:106:20 [INFO] [stderr] | [INFO] [stderr] 106 | (None, remain) => return Err(()), [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_remain` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | let mut machine = vm::Machine::new(&bytes); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/codegen/mod.rs:88:5 [INFO] [stderr] | [INFO] [stderr] 88 | fn new() -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `push_symbol` [INFO] [stderr] --> src/codegen/mod.rs:136:5 [INFO] [stderr] | [INFO] [stderr] 136 | fn push_symbol(&mut self, symbol: Symbol) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | write!(stderr(), "Usage: ./mylang [filename]"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | write!(stderr(), "Error while opening {}: {}", filename, e); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | write!(stderr(), "Lexer I/O error: {:?}", e); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:45:13 [INFO] [stderr] | [INFO] [stderr] 45 | write!(stderr(), "{}", e); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:54:13 [INFO] [stderr] | [INFO] [stderr] 54 | write!(stderr(), "Syntax error."); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:65:13 [INFO] [stderr] | [INFO] [stderr] 65 | write!(stderr(), "{:?}", e); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/parser/mod.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | write!(f, ")\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/parser/mod.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | write!(f, "{:#?}\n", self.block); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: 52 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.89s [INFO] running `"docker" "inspect" "156ce78148c8379be10523d502dd2ce1bb2047959b6b4154da1496349217c6a6"` [INFO] running `"docker" "rm" "-f" "156ce78148c8379be10523d502dd2ce1bb2047959b6b4154da1496349217c6a6"` [INFO] [stdout] 156ce78148c8379be10523d502dd2ce1bb2047959b6b4154da1496349217c6a6 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "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] eca4b56e74641ef9cf5d059ba57b653d86020be1df434c20fd30415e9f52fadc [INFO] running `"docker" "start" "-a" "eca4b56e74641ef9cf5d059ba57b653d86020be1df434c20fd30415e9f52fadc"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling mylang v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/codegen/mod.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | try!(writer.write(&buf)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lexer/mod.rs:162:9 [INFO] [stderr] | [INFO] [stderr] 162 | try!(r.read_to_string(&mut contents)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parser/mod.rs:44:9 [INFO] [stderr] | [INFO] [stderr] 44 | try!(write!(f, r#"Function {:?} ( "#, self.name)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parser/mod.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | try!(write!(f, r"{:?} {:?} ", param.typ, param.name)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Entry` [INFO] [stderr] --> src/codegen/mod.rs:2:34 [INFO] [stderr] | [INFO] [stderr] 2 | use std::collections::hash_map::{Entry, HashMap}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Operation` [INFO] [stderr] --> src/codegen/gen.rs:326:51 [INFO] [stderr] | [INFO] [stderr] 326 | use super::super::super::parser::{Atom, Expr, Operation, Type}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Lines` [INFO] [stderr] --> src/lexer/mod.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::Lines; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:194:32 [INFO] [stderr] | [INFO] [stderr] 194 | ... '0'...'9' => self.lex_const(true), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:300:20 [INFO] [stderr] | [INFO] [stderr] 300 | '0'...'9' => self.lex_const(false), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:301:20 [INFO] [stderr] | [INFO] [stderr] 301 | 'A'...'Z' | 'a'...'z' => self.lex_ident(), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:301:32 [INFO] [stderr] | [INFO] [stderr] 301 | 'A'...'Z' | 'a'...'z' => self.lex_ident(), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:338:20 [INFO] [stderr] | [INFO] [stderr] 338 | '0'...'9' => val.push(self.chars.next().unwrap()), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:339:20 [INFO] [stderr] | [INFO] [stderr] 339 | 'A'...'Z' | 'a'...'z' => return Err(ErrorVariant::UnknownCharacter), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:339:32 [INFO] [stderr] | [INFO] [stderr] 339 | 'A'...'Z' | 'a'...'z' => return Err(ErrorVariant::UnknownCharacter), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:354:20 [INFO] [stderr] | [INFO] [stderr] 354 | 'A'...'Z' | 'a'...'z' | '0'...'9' => ident.push(self.chars.next().unwrap()), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:354:32 [INFO] [stderr] | [INFO] [stderr] 354 | 'A'...'Z' | 'a'...'z' | '0'...'9' => ident.push(self.chars.next().unwrap()), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:354:44 [INFO] [stderr] | [INFO] [stderr] 354 | 'A'...'Z' | 'a'...'z' | '0'...'9' => ident.push(self.chars.next().unwrap()), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Keyword`, `TokenAt` [INFO] [stderr] --> src/parser/expr.rs:1:24 [INFO] [stderr] | [INFO] [stderr] 1 | use super::{Delimiter, Keyword, Operator, Token, TokenAt}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:44:14 [INFO] [stderr] | [INFO] [stderr] 44 | Err((t, e)) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/codegen/mod.rs:33:23 [INFO] [stderr] | [INFO] [stderr] 33 | funcs.sort_by(|a, b| if a.name == "main" { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> src/codegen/gen.rs:254:19 [INFO] [stderr] | [INFO] [stderr] 254 | fn typ(&self, ctx: &mut Context) -> Result { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/codegen/gen.rs:28:21 [INFO] [stderr] | [INFO] [stderr] 28 | for a in args.iter() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/lexer/mod.rs:278:31 [INFO] [stderr] | [INFO] [stderr] 278 | Some(&c) => Err(ErrorVariant::Expected('&')), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/lexer/mod.rs:290:31 [INFO] [stderr] | [INFO] [stderr] 290 | Some(&c) => Err(ErrorVariant::Expected('|')), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/lexer/mod.rs:309:17 [INFO] [stderr] | [INFO] [stderr] 309 | c => return Err((tokens, self.error(ErrorVariant::UnknownCharacter))), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `remain` [INFO] [stderr] --> src/parser/mod.rs:106:20 [INFO] [stderr] | [INFO] [stderr] 106 | (None, remain) => return Err(()), [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_remain` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | let mut machine = vm::Machine::new(&bytes); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `push_symbol` [INFO] [stderr] --> src/codegen/mod.rs:136:5 [INFO] [stderr] | [INFO] [stderr] 136 | fn push_symbol(&mut self, symbol: Symbol) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | write!(stderr(), "Usage: ./mylang [filename]"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | write!(stderr(), "Error while opening {}: {}", filename, e); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | write!(stderr(), "Lexer I/O error: {:?}", e); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:45:13 [INFO] [stderr] | [INFO] [stderr] 45 | write!(stderr(), "{}", e); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:54:13 [INFO] [stderr] | [INFO] [stderr] 54 | write!(stderr(), "Syntax error."); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:65:13 [INFO] [stderr] | [INFO] [stderr] 65 | write!(stderr(), "{:?}", e); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/parser/mod.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | write!(f, ")\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/parser/mod.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | write!(f, "{:#?}\n", self.block); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: 36 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.56s [INFO] running `"docker" "inspect" "eca4b56e74641ef9cf5d059ba57b653d86020be1df434c20fd30415e9f52fadc"` [INFO] running `"docker" "rm" "-f" "eca4b56e74641ef9cf5d059ba57b653d86020be1df434c20fd30415e9f52fadc"` [INFO] [stdout] eca4b56e74641ef9cf5d059ba57b653d86020be1df434c20fd30415e9f52fadc [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "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] d0b2986e28220bb013ecc81fda505afbf1944af5b1f9bcb95740d5a4d7460df8 [INFO] running `"docker" "start" "-a" "d0b2986e28220bb013ecc81fda505afbf1944af5b1f9bcb95740d5a4d7460df8"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/codegen/mod.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | try!(writer.write(&buf)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lexer/mod.rs:162:9 [INFO] [stderr] | [INFO] [stderr] 162 | try!(r.read_to_string(&mut contents)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parser/mod.rs:44:9 [INFO] [stderr] | [INFO] [stderr] 44 | try!(write!(f, r#"Function {:?} ( "#, self.name)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parser/mod.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | try!(write!(f, r"{:?} {:?} ", param.typ, param.name)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Entry` [INFO] [stderr] --> src/codegen/mod.rs:2:34 [INFO] [stderr] | [INFO] [stderr] 2 | use std::collections::hash_map::{Entry, HashMap}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Operation` [INFO] [stderr] --> src/codegen/gen.rs:326:51 [INFO] [stderr] | [INFO] [stderr] 326 | use super::super::super::parser::{Atom, Expr, Operation, Type}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Lines` [INFO] [stderr] --> src/lexer/mod.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::Lines; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:194:32 [INFO] [stderr] | [INFO] [stderr] 194 | ... '0'...'9' => self.lex_const(true), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:300:20 [INFO] [stderr] | [INFO] [stderr] 300 | '0'...'9' => self.lex_const(false), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:301:20 [INFO] [stderr] | [INFO] [stderr] 301 | 'A'...'Z' | 'a'...'z' => self.lex_ident(), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:301:32 [INFO] [stderr] | [INFO] [stderr] 301 | 'A'...'Z' | 'a'...'z' => self.lex_ident(), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:338:20 [INFO] [stderr] | [INFO] [stderr] 338 | '0'...'9' => val.push(self.chars.next().unwrap()), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:339:20 [INFO] [stderr] | [INFO] [stderr] 339 | 'A'...'Z' | 'a'...'z' => return Err(ErrorVariant::UnknownCharacter), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:339:32 [INFO] [stderr] | [INFO] [stderr] 339 | 'A'...'Z' | 'a'...'z' => return Err(ErrorVariant::UnknownCharacter), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:354:20 [INFO] [stderr] | [INFO] [stderr] 354 | 'A'...'Z' | 'a'...'z' | '0'...'9' => ident.push(self.chars.next().unwrap()), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:354:32 [INFO] [stderr] | [INFO] [stderr] 354 | 'A'...'Z' | 'a'...'z' | '0'...'9' => ident.push(self.chars.next().unwrap()), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lexer/mod.rs:354:44 [INFO] [stderr] | [INFO] [stderr] 354 | 'A'...'Z' | 'a'...'z' | '0'...'9' => ident.push(self.chars.next().unwrap()), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Keyword`, `TokenAt` [INFO] [stderr] --> src/parser/expr.rs:1:24 [INFO] [stderr] | [INFO] [stderr] 1 | use super::{Delimiter, Keyword, Operator, Token, TokenAt}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:44:14 [INFO] [stderr] | [INFO] [stderr] 44 | Err((t, e)) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/codegen/mod.rs:33:23 [INFO] [stderr] | [INFO] [stderr] 33 | funcs.sort_by(|a, b| if a.name == "main" { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctx` [INFO] [stderr] --> src/codegen/gen.rs:254:19 [INFO] [stderr] | [INFO] [stderr] 254 | fn typ(&self, ctx: &mut Context) -> Result { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/codegen/gen.rs:28:21 [INFO] [stderr] | [INFO] [stderr] 28 | for a in args.iter() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/lexer/mod.rs:278:31 [INFO] [stderr] | [INFO] [stderr] 278 | Some(&c) => Err(ErrorVariant::Expected('&')), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/lexer/mod.rs:290:31 [INFO] [stderr] | [INFO] [stderr] 290 | Some(&c) => Err(ErrorVariant::Expected('|')), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/lexer/mod.rs:309:17 [INFO] [stderr] | [INFO] [stderr] 309 | c => return Err((tokens, self.error(ErrorVariant::UnknownCharacter))), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `remain` [INFO] [stderr] --> src/parser/mod.rs:106:20 [INFO] [stderr] | [INFO] [stderr] 106 | (None, remain) => return Err(()), [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_remain` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | let mut machine = vm::Machine::new(&bytes); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `push_symbol` [INFO] [stderr] --> src/codegen/mod.rs:136:5 [INFO] [stderr] | [INFO] [stderr] 136 | fn push_symbol(&mut self, symbol: Symbol) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | write!(stderr(), "Usage: ./mylang [filename]"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | write!(stderr(), "Error while opening {}: {}", filename, e); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | write!(stderr(), "Lexer I/O error: {:?}", e); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:45:13 [INFO] [stderr] | [INFO] [stderr] 45 | write!(stderr(), "{}", e); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:54:13 [INFO] [stderr] | [INFO] [stderr] 54 | write!(stderr(), "Syntax error."); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:65:13 [INFO] [stderr] | [INFO] [stderr] 65 | write!(stderr(), "{:?}", e); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/parser/mod.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | write!(f, ")\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/parser/mod.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | write!(f, "{:#?}\n", self.block); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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: 36 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mylang-6b1f92584cf01f5e [INFO] [stdout] [INFO] [stdout] running 50 tests [INFO] [stdout] test codegen::test::test_gen_stmt_expr ... ok [INFO] [stdout] test codegen::test::test_gen_stmt_return ... ok [INFO] [stdout] test codegen::test::test_opcode ... ok [INFO] [stdout] test codegen::test::test_decode ... ok [INFO] [stdout] test codegen::test::test_gen_fncall ... ok [INFO] [stdout] test codegen::test::test_gen_stmt_while ... ok [INFO] [stdout] test codegen::test::test_gen_stmt_assign ... ok [INFO] [stdout] test codegen::test::test_gen_expr ... ok [INFO] [stdout] test codegen::test::test_gen_stmt_if ... ok [INFO] [stdout] test codegen::test::test_program_encode ... ok [INFO] [stdout] test codegen::test::test_integration ... ok [INFO] [stdout] test codegen::test::test_symbol_stack ... ok [INFO] [stdout] test codegen::test::test_typed ... ok [INFO] [stdout] test lexer::test::test_lex_delimiters ... ok [INFO] [stdout] test lexer::test::test_lex_ident ... ok [INFO] [stdout] test lexer::test::test_lex_multiline_comment_no_end ... ok [INFO] [stdout] test lexer::test::test_lex_op ... ok [INFO] [stdout] test parser::test::test_parse_block ... ok [INFO] [stdout] test codegen::test::test_gen_stmt_decl ... ok [INFO] [stdout] test codegen::test::test_gen_stmt_block ... ok [INFO] [stdout] test codegen::test::test_encode ... ok [INFO] [stdout] test lexer::test::test_lex_multiline_comment ... ok [INFO] [stdout] test parser::test::test_parse_atom ... ok [INFO] [stdout] test lexer::test::test_lexer_errors ... ok [INFO] [stdout] test parser::test::test_parse_ifstmt ... ok [INFO] [stdout] test parser::test::test_parse_logexpr ... ok [INFO] [stdout] test lexer::test::test_lex_keyword ... ok [INFO] [stdout] test parser::test::test_parse_comparison ... ok [INFO] [stdout] test parser::test::test_parse_product ... ok [INFO] [stdout] test lexer::test::test_lex_str ... ok [INFO] [stdout] test vm::test::test_arithmetic ... ok [INFO] [stdout] test parser::test::test_parse_sum ... ok [INFO] [stdout] test parser::test::test_parse_whilestmt ... ok [INFO] [stdout] test parser::test::test_parse_stmt ... ok [INFO] [stdout] test parser::test::test_parse ... ok [INFO] [stdout] test vm::test::test_vm_call ... ok [INFO] [stdout] test vm::test::test_vm_push_pop ... ok [INFO] [stdout] test vm::test::test_jmp ... ok [INFO] [stdout] test lexer::test::test_lex_line_comment ... ok [INFO] [stdout] test parser::test::test_parse_break ... ok [INFO] [stdout] test parser::test::test_parse_assignstmt ... ok [INFO] [stdout] test parser::test::test_parse_declstmt ... ok [INFO] [stdout] test codegen::gen::test::test_expr_typed ... ok [INFO] [stdout] test lexer::test::test_lex_const ... ok [INFO] [stdout] test parser::test::test_parse_fn ... ok [INFO] [stdout] test vm::test::test_jmpz ... ok [INFO] [stdout] test vm::test::test_eq ... ok [INFO] [stdout] test vm::test::test_neq ... ok [INFO] [stdout] test vm::test::test_vm_retw ... ok [INFO] [stdout] test vm::test::test_vm_ret ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- vm::test::test_vm_ret stdout ---- [INFO] [stdout] thread 'vm::test::test_vm_ret' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `0`, [INFO] [stdout] right: `57005`', src/vm/test.rs:64:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5628401d6594 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x5628401d6594 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5628401d6594 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x5628401d6594 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x5628401ff41c - core::fmt::write::hdaea18585065a96d [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x562840188eb5 - std::io::Write::write_fmt::h42f0550b6bd39c6e [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x5628401d0b81 - std::io::impls::>::write_fmt::h223d7b7033cad46d [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x5628401d8e65 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x5628401d8e65 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x5628401d8e65 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x5628401d8b4b - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x5628401d94c2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x5628401d90ab - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x5628401d901b - std::panicking::begin_panic_fmt::h3693eb684a4f728c [INFO] [stdout] at src/libstd/panicking.rs:373 [INFO] [stdout] 14: 0x56284017d068 - mylang::vm::test::test_vm_ret::h492a17986f1e1c32 [INFO] [stdout] at src/vm/test.rs:64 [INFO] [stdout] 15: 0x56284017c7ea - mylang::vm::test::test_vm_ret::{{closure}}::he7aa4e076ea41896 [INFO] [stdout] at src/vm/test.rs:56 [INFO] [stdout] 16: 0x56284011a49e - core::ops::function::FnOnce::call_once::hdd0be7d1134616ef [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 17: 0x5628401b0346 - as core::ops::function::FnOnce>::call_once::hc165f65f4331a55c [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 18: 0x5628401b0346 - as core::ops::function::FnOnce<()>>::call_once::hb89f1f769cad07ce [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 19: 0x5628401b0346 - std::panicking::try::do_call::h104f7f3dae5a1b29 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 20: 0x5628401b0346 - std::panicking::try::h0e20f01361cba753 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 21: 0x5628401b0346 - std::panic::catch_unwind::h0bd0c84b5f4cd121 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 22: 0x5628401b0346 - test::run_test_in_process::hf34c22adfeb6853d [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 23: 0x5628401b0346 - test::run_test::run_test_inner::{{closure}}::h40d568b4c10a12f1 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 24: 0x562840188366 - std::sys_common::backtrace::__rust_begin_short_backtrace::hffd9774ad3f2d778 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 25: 0x56284018d6f5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4594020476cf52d4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stdout] 26: 0x56284018d6f5 - as core::ops::function::FnOnce<()>>::call_once::h9d0a6d45b73e29e4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 27: 0x56284018d6f5 - std::panicking::try::do_call::h902fd77b30bb3bb7 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 28: 0x56284018d6f5 - std::panicking::try::hc17d3a628e65d49d [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 29: 0x56284018d6f5 - std::panic::catch_unwind::h9c9d49cbb6b18017 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 30: 0x56284018d6f5 - std::thread::Builder::spawn_unchecked::{{closure}}::h6a6f5a333fd631a2 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stdout] 31: 0x56284018d6f5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha6fb197e0ce57f73 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 32: 0x5628401dfcaa - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 33: 0x5628401dfcaa - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 34: 0x5628401dfcaa - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 35: 0x7f6a298e3609 - start_thread [INFO] [stdout] 36: 0x7f6a297ef103 - __clone [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] vm::test::test_vm_ret [INFO] [stdout] [INFO] [stdout] test result: FAILED. 49 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin mylang' [INFO] running `"docker" "inspect" "d0b2986e28220bb013ecc81fda505afbf1944af5b1f9bcb95740d5a4d7460df8"` [INFO] running `"docker" "rm" "-f" "d0b2986e28220bb013ecc81fda505afbf1944af5b1f9bcb95740d5a4d7460df8"` [INFO] [stdout] d0b2986e28220bb013ecc81fda505afbf1944af5b1f9bcb95740d5a4d7460df8