Nov 06 14:10:21.153 INFO checking shhr1214/monkey-rust against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687 Nov 06 14:10:21.153 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-2/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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"` Nov 06 14:10:21.608 INFO blam! 1ee53c654b54271b4d6624126e4d83f81202e7b081aa7ae5171b2af5750c59bb Nov 06 14:10:21.610 INFO running `"docker" "start" "-a" "1ee53c654b54271b4d6624126e4d83f81202e7b081aa7ae5171b2af5750c59bb"` Nov 06 14:10:22.558 INFO kablam! usermod: no changes Nov 06 14:10:22.596 INFO kablam! Checking monkey-rust v0.1.0 (/source) Nov 06 14:10:22.765 INFO kablam! warning: unused import: `token::Token` Nov 06 14:10:22.766 INFO kablam! --> src/ast.rs:2:5 Nov 06 14:10:22.766 INFO kablam! | Nov 06 14:10:22.766 INFO kablam! 2 | use token::Token; Nov 06 14:10:22.767 INFO kablam! | ^^^^^^^^^^^^ Nov 06 14:10:22.767 INFO kablam! | Nov 06 14:10:22.767 INFO kablam! = note: #[warn(unused_imports)] on by default Nov 06 14:10:22.767 INFO kablam! Nov 06 14:10:22.768 INFO kablam! warning: unused imports: `Node`, `Statement` Nov 06 14:10:22.768 INFO kablam! --> src/parser.rs:1:11 Nov 06 14:10:22.768 INFO kablam! | Nov 06 14:10:22.768 INFO kablam! 1 | use ast::{Node, Program, Statement}; Nov 06 14:10:22.769 INFO kablam! | ^^^^ ^^^^^^^^^ Nov 06 14:10:22.769 INFO kablam! Nov 06 14:10:22.769 INFO kablam! warning: unused import: `token` Nov 06 14:10:22.769 INFO kablam! --> src/parser.rs:3:5 Nov 06 14:10:22.770 INFO kablam! | Nov 06 14:10:22.770 INFO kablam! 3 | use token; Nov 06 14:10:22.770 INFO kablam! | ^^^^^ Nov 06 14:10:22.770 INFO kablam! Nov 06 14:10:22.771 INFO kablam! warning: unused import: `Result` Nov 06 14:10:22.771 INFO kablam! --> src/repl.rs:1:41 Nov 06 14:10:22.771 INFO kablam! | Nov 06 14:10:22.771 INFO kablam! 1 | use std::io::{BufRead, BufReader, Read, Result, Write}; Nov 06 14:10:22.772 INFO kablam! | ^^^^^^ Nov 06 14:10:22.772 INFO kablam! Nov 06 14:10:22.792 INFO kablam! warning: unused import: `token::Token` Nov 06 14:10:22.793 INFO kablam! --> src/ast.rs:2:5 Nov 06 14:10:22.793 INFO kablam! | Nov 06 14:10:22.793 INFO kablam! 2 | use token::Token; Nov 06 14:10:22.794 INFO kablam! | ^^^^^^^^^^^^ Nov 06 14:10:22.794 INFO kablam! | Nov 06 14:10:22.794 INFO kablam! = note: #[warn(unused_imports)] on by default Nov 06 14:10:22.794 INFO kablam! Nov 06 14:10:22.795 INFO kablam! warning: unused import: `Node` Nov 06 14:10:22.795 INFO kablam! --> src/parser.rs:1:11 Nov 06 14:10:22.795 INFO kablam! | Nov 06 14:10:22.795 INFO kablam! 1 | use ast::{Node, Program, Statement}; Nov 06 14:10:22.796 INFO kablam! | ^^^^ Nov 06 14:10:22.796 INFO kablam! Nov 06 14:10:22.796 INFO kablam! warning: unused import: `Result` Nov 06 14:10:22.796 INFO kablam! --> src/repl.rs:1:41 Nov 06 14:10:22.797 INFO kablam! | Nov 06 14:10:22.797 INFO kablam! 1 | use std::io::{BufRead, BufReader, Read, Result, Write}; Nov 06 14:10:22.797 INFO kablam! | ^^^^^^ Nov 06 14:10:22.797 INFO kablam! Nov 06 14:10:22.857 INFO kablam! warning: enum is never used: `Statement` Nov 06 14:10:22.857 INFO kablam! --> src/ast.rs:8:1 Nov 06 14:10:22.857 INFO kablam! | Nov 06 14:10:22.858 INFO kablam! 8 | pub enum Statement { Nov 06 14:10:22.858 INFO kablam! | ^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.858 INFO kablam! | Nov 06 14:10:22.858 INFO kablam! = note: #[warn(dead_code)] on by default Nov 06 14:10:22.859 INFO kablam! Nov 06 14:10:22.859 INFO kablam! warning: struct is never constructed: `Expression` Nov 06 14:10:22.859 INFO kablam! --> src/ast.rs:22:1 Nov 06 14:10:22.860 INFO kablam! | Nov 06 14:10:22.860 INFO kablam! 22 | pub struct Expression {} Nov 06 14:10:22.860 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.861 INFO kablam! Nov 06 14:10:22.861 INFO kablam! warning: struct is never constructed: `Program` Nov 06 14:10:22.861 INFO kablam! --> src/ast.rs:24:1 Nov 06 14:10:22.862 INFO kablam! | Nov 06 14:10:22.862 INFO kablam! 24 | pub struct Program { Nov 06 14:10:22.862 INFO kablam! | ^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.863 INFO kablam! Nov 06 14:10:22.863 INFO kablam! warning: method is never used: `new` Nov 06 14:10:22.863 INFO kablam! --> src/ast.rs:29:5 Nov 06 14:10:22.863 INFO kablam! | Nov 06 14:10:22.864 INFO kablam! 29 | pub fn new() -> Program { Nov 06 14:10:22.864 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.865 INFO kablam! Nov 06 14:10:22.865 INFO kablam! warning: method is never used: `statements` Nov 06 14:10:22.865 INFO kablam! --> src/ast.rs:35:5 Nov 06 14:10:22.866 INFO kablam! | Nov 06 14:10:22.866 INFO kablam! 35 | pub fn statements(self) -> Vec { Nov 06 14:10:22.866 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.866 INFO kablam! Nov 06 14:10:22.867 INFO kablam! warning: struct is never constructed: `Identifier` Nov 06 14:10:22.867 INFO kablam! --> src/ast.rs:53:1 Nov 06 14:10:22.867 INFO kablam! | Nov 06 14:10:22.868 INFO kablam! 53 | pub struct Identifier(pub String); Nov 06 14:10:22.868 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.868 INFO kablam! Nov 06 14:10:22.868 INFO kablam! warning: struct is never constructed: `Parser` Nov 06 14:10:22.869 INFO kablam! --> src/parser.rs:6:1 Nov 06 14:10:22.869 INFO kablam! | Nov 06 14:10:22.869 INFO kablam! 6 | struct Parser { Nov 06 14:10:22.870 INFO kablam! | ^^^^^^^^^^^^^ Nov 06 14:10:22.870 INFO kablam! Nov 06 14:10:22.870 INFO kablam! warning: method is never used: `new` Nov 06 14:10:22.870 INFO kablam! --> src/parser.rs:13:5 Nov 06 14:10:22.871 INFO kablam! | Nov 06 14:10:22.871 INFO kablam! 13 | pub fn new(mut lexer: Lexer) -> Parser { Nov 06 14:10:22.871 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.871 INFO kablam! Nov 06 14:10:22.872 INFO kablam! warning: method is never used: `next_token` Nov 06 14:10:22.876 INFO kablam! --> src/parser.rs:23:5 Nov 06 14:10:22.876 INFO kablam! | Nov 06 14:10:22.877 INFO kablam! 23 | fn next_token(mut self) { Nov 06 14:10:22.877 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.877 INFO kablam! Nov 06 14:10:22.877 INFO kablam! warning: method is never used: `parse_program` Nov 06 14:10:22.878 INFO kablam! --> src/parser.rs:28:5 Nov 06 14:10:22.878 INFO kablam! | Nov 06 14:10:22.878 INFO kablam! 28 | fn parse_program(&self) -> Program { Nov 06 14:10:22.879 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.879 INFO kablam! Nov 06 14:10:22.879 INFO kablam! warning: method is never used: `literal` Nov 06 14:10:22.879 INFO kablam! --> src/token.rs:60:5 Nov 06 14:10:22.880 INFO kablam! | Nov 06 14:10:22.880 INFO kablam! 60 | pub fn literal(&self) -> String { Nov 06 14:10:22.880 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.881 INFO kablam! Nov 06 14:10:22.881 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.881 INFO kablam! --> src/repl.rs:10:5 Nov 06 14:10:22.881 INFO kablam! | Nov 06 14:10:22.882 INFO kablam! 10 | output.write(PROMPT.as_bytes()); Nov 06 14:10:22.882 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.882 INFO kablam! | Nov 06 14:10:22.882 INFO kablam! = note: #[warn(unused_must_use)] on by default Nov 06 14:10:22.883 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.883 INFO kablam! Nov 06 14:10:22.883 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.884 INFO kablam! --> src/repl.rs:11:5 Nov 06 14:10:22.884 INFO kablam! | Nov 06 14:10:22.884 INFO kablam! 11 | output.flush(); Nov 06 14:10:22.884 INFO kablam! | ^^^^^^^^^^^^^^^ Nov 06 14:10:22.885 INFO kablam! | Nov 06 14:10:22.885 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.885 INFO kablam! Nov 06 14:10:22.886 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.886 INFO kablam! --> src/repl.rs:20:13 Nov 06 14:10:22.886 INFO kablam! | Nov 06 14:10:22.886 INFO kablam! 20 | output.write(token.display().as_bytes()); Nov 06 14:10:22.886 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.886 INFO kablam! | Nov 06 14:10:22.886 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.887 INFO kablam! Nov 06 14:10:22.887 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.887 INFO kablam! --> src/repl.rs:21:13 Nov 06 14:10:22.887 INFO kablam! | Nov 06 14:10:22.887 INFO kablam! 21 | output.write("\n".as_bytes()); Nov 06 14:10:22.887 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.887 INFO kablam! | Nov 06 14:10:22.887 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.887 INFO kablam! Nov 06 14:10:22.887 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.887 INFO kablam! --> src/repl.rs:22:13 Nov 06 14:10:22.887 INFO kablam! | Nov 06 14:10:22.887 INFO kablam! 22 | output.flush(); Nov 06 14:10:22.887 INFO kablam! | ^^^^^^^^^^^^^^^ Nov 06 14:10:22.887 INFO kablam! | Nov 06 14:10:22.887 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.887 INFO kablam! Nov 06 14:10:22.887 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.887 INFO kablam! --> src/repl.rs:24:9 Nov 06 14:10:22.887 INFO kablam! | Nov 06 14:10:22.887 INFO kablam! 24 | output.write(PROMPT.as_bytes()); Nov 06 14:10:22.887 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.887 INFO kablam! | Nov 06 14:10:22.887 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.887 INFO kablam! Nov 06 14:10:22.887 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.887 INFO kablam! --> src/repl.rs:25:9 Nov 06 14:10:22.887 INFO kablam! | Nov 06 14:10:22.887 INFO kablam! 25 | output.flush(); Nov 06 14:10:22.887 INFO kablam! | ^^^^^^^^^^^^^^^ Nov 06 14:10:22.887 INFO kablam! | Nov 06 14:10:22.887 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.887 INFO kablam! Nov 06 14:10:22.887 INFO kablam! warning: unused variable: `e` Nov 06 14:10:22.887 INFO kablam! --> src/parser.rs:65:40 Nov 06 14:10:22.887 INFO kablam! | Nov 06 14:10:22.887 INFO kablam! 65 | Statement::LetStatement(i, e) => { Nov 06 14:10:22.887 INFO kablam! | ^ help: consider using `_e` instead Nov 06 14:10:22.887 INFO kablam! | Nov 06 14:10:22.887 INFO kablam! = note: #[warn(unused_variables)] on by default Nov 06 14:10:22.887 INFO kablam! Nov 06 14:10:22.924 INFO kablam! warning: variant is never constructed: `LetStatement` Nov 06 14:10:22.924 INFO kablam! --> src/ast.rs:9:5 Nov 06 14:10:22.924 INFO kablam! | Nov 06 14:10:22.924 INFO kablam! 9 | LetStatement(Identifier, Expression), Nov 06 14:10:22.924 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.924 INFO kablam! | Nov 06 14:10:22.924 INFO kablam! = note: #[warn(dead_code)] on by default Nov 06 14:10:22.924 INFO kablam! Nov 06 14:10:22.924 INFO kablam! warning: variant is never constructed: `ExpressionStatement` Nov 06 14:10:22.924 INFO kablam! --> src/ast.rs:10:5 Nov 06 14:10:22.924 INFO kablam! | Nov 06 14:10:22.924 INFO kablam! 10 | ExpressionStatement(Expression), Nov 06 14:10:22.924 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.924 INFO kablam! Nov 06 14:10:22.924 INFO kablam! warning: field is never used: `lexer` Nov 06 14:10:22.924 INFO kablam! --> src/parser.rs:7:5 Nov 06 14:10:22.924 INFO kablam! | Nov 06 14:10:22.924 INFO kablam! 7 | lexer: Lexer, Nov 06 14:10:22.924 INFO kablam! | ^^^^^^^^^^^^ Nov 06 14:10:22.924 INFO kablam! Nov 06 14:10:22.924 INFO kablam! warning: field is never used: `cur_token` Nov 06 14:10:22.924 INFO kablam! --> src/parser.rs:8:5 Nov 06 14:10:22.924 INFO kablam! | Nov 06 14:10:22.925 INFO kablam! 8 | cur_token: Token, Nov 06 14:10:22.925 INFO kablam! | ^^^^^^^^^^^^^^^^ Nov 06 14:10:22.925 INFO kablam! Nov 06 14:10:22.930 INFO kablam! warning: field is never used: `peek_token` Nov 06 14:10:22.930 INFO kablam! --> src/parser.rs:9:5 Nov 06 14:10:22.930 INFO kablam! | Nov 06 14:10:22.930 INFO kablam! 9 | peek_token: Token, Nov 06 14:10:22.930 INFO kablam! | ^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.930 INFO kablam! Nov 06 14:10:22.930 INFO kablam! warning: method is never used: `next_token` Nov 06 14:10:22.930 INFO kablam! --> src/parser.rs:23:5 Nov 06 14:10:22.930 INFO kablam! | Nov 06 14:10:22.930 INFO kablam! 23 | fn next_token(mut self) { Nov 06 14:10:22.930 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.930 INFO kablam! Nov 06 14:10:22.940 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.940 INFO kablam! --> src/repl.rs:10:5 Nov 06 14:10:22.940 INFO kablam! | Nov 06 14:10:22.940 INFO kablam! 10 | output.write(PROMPT.as_bytes()); Nov 06 14:10:22.940 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.940 INFO kablam! | Nov 06 14:10:22.940 INFO kablam! = note: #[warn(unused_must_use)] on by default Nov 06 14:10:22.940 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.940 INFO kablam! Nov 06 14:10:22.940 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.940 INFO kablam! --> src/repl.rs:11:5 Nov 06 14:10:22.940 INFO kablam! | Nov 06 14:10:22.941 INFO kablam! 11 | output.flush(); Nov 06 14:10:22.941 INFO kablam! | ^^^^^^^^^^^^^^^ Nov 06 14:10:22.941 INFO kablam! | Nov 06 14:10:22.941 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.941 INFO kablam! Nov 06 14:10:22.941 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.941 INFO kablam! --> src/repl.rs:20:13 Nov 06 14:10:22.941 INFO kablam! | Nov 06 14:10:22.941 INFO kablam! 20 | output.write(token.display().as_bytes()); Nov 06 14:10:22.941 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.941 INFO kablam! | Nov 06 14:10:22.941 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.941 INFO kablam! Nov 06 14:10:22.941 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.941 INFO kablam! --> src/repl.rs:21:13 Nov 06 14:10:22.941 INFO kablam! | Nov 06 14:10:22.941 INFO kablam! 21 | output.write("\n".as_bytes()); Nov 06 14:10:22.941 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.941 INFO kablam! | Nov 06 14:10:22.941 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.941 INFO kablam! Nov 06 14:10:22.941 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.941 INFO kablam! --> src/repl.rs:22:13 Nov 06 14:10:22.941 INFO kablam! | Nov 06 14:10:22.941 INFO kablam! 22 | output.flush(); Nov 06 14:10:22.941 INFO kablam! | ^^^^^^^^^^^^^^^ Nov 06 14:10:22.941 INFO kablam! | Nov 06 14:10:22.941 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.941 INFO kablam! Nov 06 14:10:22.941 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.941 INFO kablam! --> src/repl.rs:24:9 Nov 06 14:10:22.941 INFO kablam! | Nov 06 14:10:22.941 INFO kablam! 24 | output.write(PROMPT.as_bytes()); Nov 06 14:10:22.941 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 06 14:10:22.941 INFO kablam! | Nov 06 14:10:22.941 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.941 INFO kablam! Nov 06 14:10:22.941 INFO kablam! warning: unused `std::result::Result` that must be used Nov 06 14:10:22.941 INFO kablam! --> src/repl.rs:25:9 Nov 06 14:10:22.941 INFO kablam! | Nov 06 14:10:22.941 INFO kablam! 25 | output.flush(); Nov 06 14:10:22.941 INFO kablam! | ^^^^^^^^^^^^^^^ Nov 06 14:10:22.941 INFO kablam! | Nov 06 14:10:22.941 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 06 14:10:22.941 INFO kablam! Nov 06 14:10:22.962 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 0.38s Nov 06 14:10:22.968 INFO kablam! su: No module specific data is present Nov 06 14:10:23.226 INFO running `"docker" "rm" "-f" "1ee53c654b54271b4d6624126e4d83f81202e7b081aa7ae5171b2af5750c59bb"` Nov 06 14:10:23.316 INFO blam! 1ee53c654b54271b4d6624126e4d83f81202e7b081aa7ae5171b2af5750c59bb