Dec 04 10:27:33.201 INFO checking semrov/ProteusCompiler against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 10:27:33.201 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 10:27:33.720 INFO [stdout] 864fa9cc38bbd367bcd3cc50a435c49d9a307e826446790fb857e00fcf79472a
Dec 04 10:27:33.723 INFO running `"docker" "start" "-a" "864fa9cc38bbd367bcd3cc50a435c49d9a307e826446790fb857e00fcf79472a"`
Dec 04 10:27:36.087 INFO [stderr] usermod: no changes
Dec 04 10:27:36.139 INFO [stderr]     Checking proteus_compiler v0.1.0 (/source)
Dec 04 10:27:36.634 INFO [stderr] warning: unused import: `abstree::visitor::Visitor`
Dec 04 10:27:36.634 INFO [stderr]  --> src/synanal/run.rs:6:5
Dec 04 10:27:36.635 INFO [stderr]   |
Dec 04 10:27:36.635 INFO [stderr] 6 | use abstree::visitor::Visitor;
Dec 04 10:27:36.635 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.636 INFO [stderr]   |
Dec 04 10:27:36.636 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 10:27:36.636 INFO [stderr] 
Dec 04 10:27:36.637 INFO [stderr] warning: unused import: `lexanal::position::Position`
Dec 04 10:27:36.637 INFO [stderr]   --> src/synanal/mod.rs:10:5
Dec 04 10:27:36.637 INFO [stderr]    |
Dec 04 10:27:36.638 INFO [stderr] 10 | use lexanal::position::Position;
Dec 04 10:27:36.638 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.638 INFO [stderr] 
Dec 04 10:27:36.639 INFO [stderr] warning: unused import: `abstree::abs_position::AbsPosition`
Dec 04 10:27:36.639 INFO [stderr]   --> src/synanal/mod.rs:15:5
Dec 04 10:27:36.639 INFO [stderr]    |
Dec 04 10:27:36.639 INFO [stderr] 15 | use abstree::abs_position::AbsPosition;
Dec 04 10:27:36.640 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.640 INFO [stderr] 
Dec 04 10:27:36.640 INFO [stderr] warning: unused import: `abstree::positioner::Positioner`
Dec 04 10:27:36.640 INFO [stderr]   --> src/synanal/mod.rs:18:5
Dec 04 10:27:36.641 INFO [stderr]    |
Dec 04 10:27:36.641 INFO [stderr] 18 | use abstree::positioner::Positioner;
Dec 04 10:27:36.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.641 INFO [stderr] 
Dec 04 10:27:36.651 INFO [stderr] warning: unused import: `lexanal::symbol::Symbol`
Dec 04 10:27:36.651 INFO [stderr]  --> src/abstree/positioner.rs:2:5
Dec 04 10:27:36.652 INFO [stderr]   |
Dec 04 10:27:36.652 INFO [stderr] 2 | use lexanal::symbol::Symbol;
Dec 04 10:27:36.652 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.653 INFO [stderr] 
Dec 04 10:27:36.653 INFO [stderr] warning: unused import: `abstree::AbsTree`
Dec 04 10:27:36.653 INFO [stderr]  --> src/abstree/positioner.rs:3:5
Dec 04 10:27:36.653 INFO [stderr]   |
Dec 04 10:27:36.653 INFO [stderr] 3 | use abstree::AbsTree;
Dec 04 10:27:36.654 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 04 10:27:36.654 INFO [stderr] 
Dec 04 10:27:36.654 INFO [stderr] warning: unused import: `lexanal::symbol::Symbol`
Dec 04 10:27:36.654 INFO [stderr]  --> src/abstree/abs_position.rs:3:5
Dec 04 10:27:36.654 INFO [stderr]   |
Dec 04 10:27:36.654 INFO [stderr] 3 | use lexanal::symbol::Symbol;
Dec 04 10:27:36.654 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.654 INFO [stderr] 
Dec 04 10:27:36.654 INFO [stderr] warning: unused import: `abstree::AbsTree`
Dec 04 10:27:36.654 INFO [stderr]  --> src/abstree/abs_position.rs:4:5
Dec 04 10:27:36.654 INFO [stderr]   |
Dec 04 10:27:36.654 INFO [stderr] 4 | use abstree::AbsTree;
Dec 04 10:27:36.654 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 04 10:27:36.654 INFO [stderr] 
Dec 04 10:27:36.654 INFO [stderr] warning: unused import: `AbsDecl`
Dec 04 10:27:36.654 INFO [stderr]  --> src/abstree/abs_expr.rs:3:25
Dec 04 10:27:36.654 INFO [stderr]   |
Dec 04 10:27:36.654 INFO [stderr] 3 | use abstree::abs_decl::{AbsDecl,AbsDecls};
Dec 04 10:27:36.654 INFO [stderr]   |                         ^^^^^^^
Dec 04 10:27:36.654 INFO [stderr] 
Dec 04 10:27:36.654 INFO [stderr] warning: unused import: `lexanal::symbol::Symbol`
Dec 04 10:27:36.654 INFO [stderr]  --> src/abstree/abs_stmt.rs:7:5
Dec 04 10:27:36.654 INFO [stderr]   |
Dec 04 10:27:36.654 INFO [stderr] 7 | use lexanal::symbol::Symbol;
Dec 04 10:27:36.654 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.654 INFO [stderr] 
Dec 04 10:27:36.654 INFO [stderr] warning: unused import: `lexanal::symbol::Symbol`
Dec 04 10:27:36.655 INFO [stderr]  --> src/abstree/abs_decl.rs:7:5
Dec 04 10:27:36.655 INFO [stderr]   |
Dec 04 10:27:36.655 INFO [stderr] 7 | use lexanal::symbol::Symbol;
Dec 04 10:27:36.655 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.655 INFO [stderr] 
Dec 04 10:27:36.655 INFO [stderr] warning: unused import: `lexanal::position::Position`
Dec 04 10:27:36.655 INFO [stderr]   --> src/abstree/print_xml.rs:10:5
Dec 04 10:27:36.655 INFO [stderr]    |
Dec 04 10:27:36.655 INFO [stderr] 10 | use lexanal::position::Position;
Dec 04 10:27:36.655 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.655 INFO [stderr] 
Dec 04 10:27:36.788 INFO [stderr] warning: unused import: `abstree::visitor::Visitor`
Dec 04 10:27:36.788 INFO [stderr]  --> src/synanal/run.rs:6:5
Dec 04 10:27:36.789 INFO [stderr]   |
Dec 04 10:27:36.789 INFO [stderr] 6 | use abstree::visitor::Visitor;
Dec 04 10:27:36.789 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.789 INFO [stderr]   |
Dec 04 10:27:36.789 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 10:27:36.789 INFO [stderr] 
Dec 04 10:27:36.789 INFO [stderr] warning: unused import: `lexanal::position::Position`
Dec 04 10:27:36.789 INFO [stderr]   --> src/synanal/mod.rs:10:5
Dec 04 10:27:36.789 INFO [stderr]    |
Dec 04 10:27:36.789 INFO [stderr] 10 | use lexanal::position::Position;
Dec 04 10:27:36.789 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.789 INFO [stderr] 
Dec 04 10:27:36.789 INFO [stderr] warning: unused import: `abstree::abs_position::AbsPosition`
Dec 04 10:27:36.789 INFO [stderr]   --> src/synanal/mod.rs:15:5
Dec 04 10:27:36.789 INFO [stderr]    |
Dec 04 10:27:36.789 INFO [stderr] 15 | use abstree::abs_position::AbsPosition;
Dec 04 10:27:36.789 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.789 INFO [stderr] 
Dec 04 10:27:36.789 INFO [stderr] warning: unused import: `abstree::positioner::Positioner`
Dec 04 10:27:36.789 INFO [stderr]   --> src/synanal/mod.rs:18:5
Dec 04 10:27:36.789 INFO [stderr]    |
Dec 04 10:27:36.789 INFO [stderr] 18 | use abstree::positioner::Positioner;
Dec 04 10:27:36.789 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.789 INFO [stderr] 
Dec 04 10:27:36.790 INFO [stderr] warning: unused import: `lexanal::symbol::Symbol`
Dec 04 10:27:36.790 INFO [stderr]  --> src/abstree/positioner.rs:2:5
Dec 04 10:27:36.790 INFO [stderr]   |
Dec 04 10:27:36.790 INFO [stderr] 2 | use lexanal::symbol::Symbol;
Dec 04 10:27:36.790 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.790 INFO [stderr] 
Dec 04 10:27:36.790 INFO [stderr] warning: unused import: `abstree::AbsTree`
Dec 04 10:27:36.790 INFO [stderr]  --> src/abstree/positioner.rs:3:5
Dec 04 10:27:36.790 INFO [stderr]   |
Dec 04 10:27:36.790 INFO [stderr] 3 | use abstree::AbsTree;
Dec 04 10:27:36.790 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 04 10:27:36.790 INFO [stderr] 
Dec 04 10:27:36.790 INFO [stderr] warning: unused import: `lexanal::symbol::Symbol`
Dec 04 10:27:36.790 INFO [stderr]  --> src/abstree/abs_position.rs:3:5
Dec 04 10:27:36.790 INFO [stderr]   |
Dec 04 10:27:36.790 INFO [stderr] 3 | use lexanal::symbol::Symbol;
Dec 04 10:27:36.790 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.790 INFO [stderr] 
Dec 04 10:27:36.790 INFO [stderr] warning: unused import: `abstree::AbsTree`
Dec 04 10:27:36.790 INFO [stderr]  --> src/abstree/abs_position.rs:4:5
Dec 04 10:27:36.790 INFO [stderr]   |
Dec 04 10:27:36.790 INFO [stderr] 4 | use abstree::AbsTree;
Dec 04 10:27:36.790 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 04 10:27:36.791 INFO [stderr] 
Dec 04 10:27:36.791 INFO [stderr] warning: unused import: `AbsDecl`
Dec 04 10:27:36.791 INFO [stderr]  --> src/abstree/abs_expr.rs:3:25
Dec 04 10:27:36.791 INFO [stderr]   |
Dec 04 10:27:36.791 INFO [stderr] 3 | use abstree::abs_decl::{AbsDecl,AbsDecls};
Dec 04 10:27:36.791 INFO [stderr]   |                         ^^^^^^^
Dec 04 10:27:36.791 INFO [stderr] 
Dec 04 10:27:36.791 INFO [stderr] warning: unused import: `lexanal::symbol::Symbol`
Dec 04 10:27:36.791 INFO [stderr]  --> src/abstree/abs_stmt.rs:7:5
Dec 04 10:27:36.791 INFO [stderr]   |
Dec 04 10:27:36.791 INFO [stderr] 7 | use lexanal::symbol::Symbol;
Dec 04 10:27:36.791 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.791 INFO [stderr] 
Dec 04 10:27:36.795 INFO [stderr] warning: unused import: `lexanal::symbol::Symbol`
Dec 04 10:27:36.795 INFO [stderr]  --> src/abstree/abs_decl.rs:7:5
Dec 04 10:27:36.795 INFO [stderr]   |
Dec 04 10:27:36.795 INFO [stderr] 7 | use lexanal::symbol::Symbol;
Dec 04 10:27:36.795 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.795 INFO [stderr] 
Dec 04 10:27:36.795 INFO [stderr] warning: unused import: `lexanal::position::Position`
Dec 04 10:27:36.795 INFO [stderr]   --> src/abstree/print_xml.rs:10:5
Dec 04 10:27:36.795 INFO [stderr]    |
Dec 04 10:27:36.795 INFO [stderr] 10 | use lexanal::position::Position;
Dec 04 10:27:36.795 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:36.795 INFO [stderr] 
Dec 04 10:27:37.497 INFO [stderr] warning: unused variable: `fun_symbol`
Dec 04 10:27:37.497 INFO [stderr]    --> src/synanal/mod.rs:744:13
Dec 04 10:27:37.498 INFO [stderr]     |
Dec 04 10:27:37.498 INFO [stderr] 744 |         let fun_symbol = self.skip(Token::FUN)?;
Dec 04 10:27:37.498 INFO [stderr]     |             ^^^^^^^^^^ help: consider using `_fun_symbol` instead
Dec 04 10:27:37.499 INFO [stderr]     |
Dec 04 10:27:37.499 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 10:27:37.500 INFO [stderr] 
Dec 04 10:27:37.500 INFO [stderr] warning: unused variable: `var_symbol`
Dec 04 10:27:37.500 INFO [stderr]    --> src/synanal/mod.rs:803:13
Dec 04 10:27:37.501 INFO [stderr]     |
Dec 04 10:27:37.501 INFO [stderr] 803 |         let var_symbol = self.skip(Token::VAR)?;
Dec 04 10:27:37.501 INFO [stderr]     |             ^^^^^^^^^^ help: consider using `_var_symbol` instead
Dec 04 10:27:37.502 INFO [stderr] 
Dec 04 10:27:37.589 INFO [stderr] warning: unused variable: `fun_symbol`
Dec 04 10:27:37.589 INFO [stderr]    --> src/synanal/mod.rs:744:13
Dec 04 10:27:37.589 INFO [stderr]     |
Dec 04 10:27:37.589 INFO [stderr] 744 |         let fun_symbol = self.skip(Token::FUN)?;
Dec 04 10:27:37.589 INFO [stderr]     |             ^^^^^^^^^^ help: consider using `_fun_symbol` instead
Dec 04 10:27:37.589 INFO [stderr]     |
Dec 04 10:27:37.589 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 10:27:37.589 INFO [stderr] 
Dec 04 10:27:37.589 INFO [stderr] warning: unused variable: `var_symbol`
Dec 04 10:27:37.589 INFO [stderr]    --> src/synanal/mod.rs:803:13
Dec 04 10:27:37.589 INFO [stderr]     |
Dec 04 10:27:37.589 INFO [stderr] 803 |         let var_symbol = self.skip(Token::VAR)?;
Dec 04 10:27:37.589 INFO [stderr]     |             ^^^^^^^^^^ help: consider using `_var_symbol` instead
Dec 04 10:27:37.589 INFO [stderr] 
Dec 04 10:27:37.749 INFO [stderr] warning: variable does not need to be mutable
Dec 04 10:27:37.749 INFO [stderr]   --> src/synanal/run.rs:14:9
Dec 04 10:27:37.750 INFO [stderr]    |
Dec 04 10:27:37.750 INFO [stderr] 14 |     let mut abstree_xml_creator : ProteusXmlCreator = match ProteusXmlCreator::open(String::from_str("abstree").unwrap()) {
Dec 04 10:27:37.750 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:37.751 INFO [stderr]    |         |
Dec 04 10:27:37.751 INFO [stderr]    |         help: remove this `mut`
Dec 04 10:27:37.751 INFO [stderr]    |
Dec 04 10:27:37.752 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 10:27:37.752 INFO [stderr] 
Dec 04 10:27:37.752 INFO [stderr] warning: variable does not need to be mutable
Dec 04 10:27:37.753 INFO [stderr]   --> src/synanal/run.rs:22:9
Dec 04 10:27:37.753 INFO [stderr]    |
Dec 04 10:27:37.753 INFO [stderr] 22 |     let mut lexical_analyser = match LexicalAnalyzer::new(program_name) 
Dec 04 10:27:37.754 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^
Dec 04 10:27:37.754 INFO [stderr]    |         |
Dec 04 10:27:37.754 INFO [stderr]    |         help: remove this `mut`
Dec 04 10:27:37.755 INFO [stderr] 
Dec 04 10:27:37.867 INFO [stderr] warning: variable does not need to be mutable
Dec 04 10:27:37.868 INFO [stderr]   --> src/synanal/run.rs:14:9
Dec 04 10:27:37.868 INFO [stderr]    |
Dec 04 10:27:37.868 INFO [stderr] 14 |     let mut abstree_xml_creator : ProteusXmlCreator = match ProteusXmlCreator::open(String::from_str("abstree").unwrap()) {
Dec 04 10:27:37.869 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^
Dec 04 10:27:37.869 INFO [stderr]    |         |
Dec 04 10:27:37.869 INFO [stderr]    |         help: remove this `mut`
Dec 04 10:27:37.870 INFO [stderr]    |
Dec 04 10:27:37.870 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 10:27:37.870 INFO [stderr] 
Dec 04 10:27:37.870 INFO [stderr] warning: variable does not need to be mutable
Dec 04 10:27:37.871 INFO [stderr]   --> src/synanal/run.rs:22:9
Dec 04 10:27:37.871 INFO [stderr]    |
Dec 04 10:27:37.871 INFO [stderr] 22 |     let mut lexical_analyser = match LexicalAnalyzer::new(program_name) 
Dec 04 10:27:37.871 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^
Dec 04 10:27:37.871 INFO [stderr]    |         |
Dec 04 10:27:37.871 INFO [stderr]    |         help: remove this `mut`
Dec 04 10:27:37.871 INFO [stderr] 
Dec 04 10:27:38.055 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
Dec 04 10:27:38.069 INFO [stderr] su: No module specific data is present
Dec 04 10:27:39.516 INFO running `"docker" "inspect" "864fa9cc38bbd367bcd3cc50a435c49d9a307e826446790fb857e00fcf79472a"`
Dec 04 10:27:39.789 INFO running `"docker" "rm" "-f" "864fa9cc38bbd367bcd3cc50a435c49d9a307e826446790fb857e00fcf79472a"`
Dec 04 10:27:40.122 INFO [stdout] 864fa9cc38bbd367bcd3cc50a435c49d9a307e826446790fb857e00fcf79472a