Dec 05 08:56:55.188 INFO testing ryanyz10/toy_lang against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 08:56:55.188 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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 05 08:56:55.768 INFO [stdout] f322081943ce1aed67df2daa1f841730fbfd0dbf37a5dfea581ce240ff480878
Dec 05 08:56:55.770 INFO running `"docker" "start" "-a" "f322081943ce1aed67df2daa1f841730fbfd0dbf37a5dfea581ce240ff480878"`
Dec 05 08:56:58.251 INFO [stderr] usermod: no changes
Dec 05 08:56:58.323 INFO [stderr]    Compiling toy_lang v0.1.0 (/source)
Dec 05 08:56:58.661 INFO [stderr] warning: variant is never constructed: `ILLEGAL`
Dec 05 08:56:58.661 INFO [stderr]  --> src/token.rs:3:5
Dec 05 08:56:58.662 INFO [stderr]   |
Dec 05 08:56:58.662 INFO [stderr] 3 |     ILLEGAL,
Dec 05 08:56:58.662 INFO [stderr]   |     ^^^^^^^
Dec 05 08:56:58.662 INFO [stderr]   |
Dec 05 08:56:58.662 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 08:56:58.662 INFO [stderr] 
Dec 05 08:56:58.662 INFO [stderr] warning: variant is never constructed: `EOF`
Dec 05 08:56:58.662 INFO [stderr]  --> src/token.rs:4:5
Dec 05 08:56:58.662 INFO [stderr]   |
Dec 05 08:56:58.662 INFO [stderr] 4 |     EOF,
Dec 05 08:56:58.662 INFO [stderr]   |     ^^^
Dec 05 08:56:58.662 INFO [stderr] 
Dec 05 08:56:58.662 INFO [stderr] warning: variant is never constructed: `IDENT`
Dec 05 08:56:58.662 INFO [stderr]  --> src/token.rs:5:5
Dec 05 08:56:58.662 INFO [stderr]   |
Dec 05 08:56:58.662 INFO [stderr] 5 |     IDENT(String),
Dec 05 08:56:58.662 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 05 08:56:58.662 INFO [stderr] 
Dec 05 08:56:58.662 INFO [stderr] warning: variant is never constructed: `INT`
Dec 05 08:56:58.662 INFO [stderr]  --> src/token.rs:6:5
Dec 05 08:56:58.662 INFO [stderr]   |
Dec 05 08:56:58.662 INFO [stderr] 6 |     INT(i64),
Dec 05 08:56:58.662 INFO [stderr]   |     ^^^^^^^^
Dec 05 08:56:58.662 INFO [stderr] 
Dec 05 08:56:58.662 INFO [stderr] warning: variant is never constructed: `ASSIGN`
Dec 05 08:56:58.662 INFO [stderr]  --> src/token.rs:7:5
Dec 05 08:56:58.662 INFO [stderr]   |
Dec 05 08:56:58.662 INFO [stderr] 7 |     ASSIGN,
Dec 05 08:56:58.662 INFO [stderr]   |     ^^^^^^
Dec 05 08:56:58.662 INFO [stderr] 
Dec 05 08:56:58.663 INFO [stderr] warning: variant is never constructed: `PLUS`
Dec 05 08:56:58.663 INFO [stderr]  --> src/token.rs:8:5
Dec 05 08:56:58.663 INFO [stderr]   |
Dec 05 08:56:58.663 INFO [stderr] 8 |     PLUS,
Dec 05 08:56:58.663 INFO [stderr]   |     ^^^^
Dec 05 08:56:58.663 INFO [stderr] 
Dec 05 08:56:58.663 INFO [stderr] warning: variant is never constructed: `COMMA`
Dec 05 08:56:58.663 INFO [stderr]  --> src/token.rs:9:5
Dec 05 08:56:58.663 INFO [stderr]   |
Dec 05 08:56:58.663 INFO [stderr] 9 |     COMMA,
Dec 05 08:56:58.663 INFO [stderr]   |     ^^^^^
Dec 05 08:56:58.663 INFO [stderr] 
Dec 05 08:56:58.663 INFO [stderr] warning: variant is never constructed: `SEMICOLON`
Dec 05 08:56:58.663 INFO [stderr]   --> src/token.rs:10:5
Dec 05 08:56:58.663 INFO [stderr]    |
Dec 05 08:56:58.663 INFO [stderr] 10 |     SEMICOLON,
Dec 05 08:56:58.663 INFO [stderr]    |     ^^^^^^^^^
Dec 05 08:56:58.663 INFO [stderr] 
Dec 05 08:56:58.663 INFO [stderr] warning: variant is never constructed: `LPAREN`
Dec 05 08:56:58.663 INFO [stderr]   --> src/token.rs:11:5
Dec 05 08:56:58.663 INFO [stderr]    |
Dec 05 08:56:58.663 INFO [stderr] 11 |     LPAREN,
Dec 05 08:56:58.663 INFO [stderr]    |     ^^^^^^
Dec 05 08:56:58.663 INFO [stderr] 
Dec 05 08:56:58.663 INFO [stderr] warning: variant is never constructed: `RPAREN`
Dec 05 08:56:58.663 INFO [stderr]   --> src/token.rs:12:5
Dec 05 08:56:58.663 INFO [stderr]    |
Dec 05 08:56:58.663 INFO [stderr] 12 |     RPAREN,
Dec 05 08:56:58.663 INFO [stderr]    |     ^^^^^^
Dec 05 08:56:58.663 INFO [stderr] 
Dec 05 08:56:58.663 INFO [stderr] warning: variant is never constructed: `LBRACE`
Dec 05 08:56:58.663 INFO [stderr]   --> src/token.rs:13:5
Dec 05 08:56:58.663 INFO [stderr]    |
Dec 05 08:56:58.663 INFO [stderr] 13 |     LBRACE,
Dec 05 08:56:58.663 INFO [stderr]    |     ^^^^^^
Dec 05 08:56:58.663 INFO [stderr] 
Dec 05 08:56:58.663 INFO [stderr] warning: variant is never constructed: `RBRACE`
Dec 05 08:56:58.663 INFO [stderr]   --> src/token.rs:14:5
Dec 05 08:56:58.663 INFO [stderr]    |
Dec 05 08:56:58.663 INFO [stderr] 14 |     RBRACE,
Dec 05 08:56:58.663 INFO [stderr]    |     ^^^^^^
Dec 05 08:56:58.663 INFO [stderr] 
Dec 05 08:56:58.663 INFO [stderr] warning: variant is never constructed: `FUNCTION`
Dec 05 08:56:58.663 INFO [stderr]   --> src/token.rs:15:5
Dec 05 08:56:58.663 INFO [stderr]    |
Dec 05 08:56:58.663 INFO [stderr] 15 |     FUNCTION,
Dec 05 08:56:58.663 INFO [stderr]    |     ^^^^^^^^
Dec 05 08:56:58.663 INFO [stderr] 
Dec 05 08:56:58.663 INFO [stderr] warning: variant is never constructed: `LET`
Dec 05 08:56:58.663 INFO [stderr]   --> src/token.rs:16:5
Dec 05 08:56:58.663 INFO [stderr]    |
Dec 05 08:56:58.663 INFO [stderr] 16 |     LET,
Dec 05 08:56:58.663 INFO [stderr]    |     ^^^
Dec 05 08:56:58.663 INFO [stderr] 
Dec 05 08:56:58.663 INFO [stderr] warning: struct is never constructed: `Token`
Dec 05 08:56:58.663 INFO [stderr]   --> src/token.rs:20:1
Dec 05 08:56:58.663 INFO [stderr]    |
Dec 05 08:56:58.663 INFO [stderr] 20 | pub struct Token {
Dec 05 08:56:58.663 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 05 08:56:58.663 INFO [stderr] 
Dec 05 08:56:58.663 INFO [stderr] warning: function is never used: `get_token_type`
Dec 05 08:56:58.663 INFO [stderr]   --> src/token.rs:24:1
Dec 05 08:56:58.663 INFO [stderr]    |
Dec 05 08:56:58.663 INFO [stderr] 24 | pub fn get_token_type(literal: String) -> TokenType {
Dec 05 08:56:58.663 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:56:58.663 INFO [stderr] 
Dec 05 08:56:58.664 INFO [stderr] warning: function is never used: `parse`
Dec 05 08:56:58.664 INFO [stderr]  --> src/lexer.rs:9:1
Dec 05 08:56:58.664 INFO [stderr]   |
Dec 05 08:56:58.664 INFO [stderr] 9 | pub fn parse<'a>(source: &str) -> Vec<Token> {
Dec 05 08:56:58.664 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:56:58.664 INFO [stderr] 
Dec 05 08:56:58.664 INFO [stderr] warning: struct is never constructed: `Lexer`
Dec 05 08:56:58.664 INFO [stderr]   --> src/lexer.rs:23:1
Dec 05 08:56:58.664 INFO [stderr]    |
Dec 05 08:56:58.664 INFO [stderr] 23 | struct Lexer<'a> {
Dec 05 08:56:58.664 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 05 08:56:58.664 INFO [stderr] 
Dec 05 08:56:58.664 INFO [stderr] warning: method is never used: `new`
Dec 05 08:56:58.664 INFO [stderr]   --> src/lexer.rs:31:5
Dec 05 08:56:58.664 INFO [stderr]    |
Dec 05 08:56:58.664 INFO [stderr] 31 |     fn new(source: &'a str) -> Self {
Dec 05 08:56:58.664 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:56:58.664 INFO [stderr] 
Dec 05 08:56:58.664 INFO [stderr] warning: method is never used: `next_token`
Dec 05 08:56:58.664 INFO [stderr]   --> src/lexer.rs:44:5
Dec 05 08:56:58.664 INFO [stderr]    |
Dec 05 08:56:58.664 INFO [stderr] 44 |     fn next_token(&self) -> Token {
Dec 05 08:56:58.664 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:56:58.664 INFO [stderr] 
Dec 05 08:56:58.664 INFO [stderr] warning: method is never used: `read_char`
Dec 05 08:56:58.664 INFO [stderr]   --> src/lexer.rs:79:5
Dec 05 08:56:58.664 INFO [stderr]    |
Dec 05 08:56:58.664 INFO [stderr] 79 |     fn read_char(&self) {
Dec 05 08:56:58.664 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 05 08:56:58.664 INFO [stderr] 
Dec 05 08:56:58.664 INFO [stderr] warning: method is never used: `read_identifier`
Dec 05 08:56:58.664 INFO [stderr]   --> src/lexer.rs:92:5
Dec 05 08:56:58.664 INFO [stderr]    |
Dec 05 08:56:58.664 INFO [stderr] 92 |     fn read_identifier(&self) -> &str {
Dec 05 08:56:58.664 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:56:58.664 INFO [stderr] 
Dec 05 08:56:58.664 INFO [stderr] warning: method is never used: `read_number`
Dec 05 08:56:58.664 INFO [stderr]    --> src/lexer.rs:106:5
Dec 05 08:56:58.664 INFO [stderr]     |
Dec 05 08:56:58.664 INFO [stderr] 106 |     fn read_number(&self) -> i64 {
Dec 05 08:56:58.664 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:56:58.664 INFO [stderr] 
Dec 05 08:56:58.664 INFO [stderr] warning: method is never used: `is_letter`
Dec 05 08:56:58.664 INFO [stderr]    --> src/lexer.rs:125:5
Dec 05 08:56:58.664 INFO [stderr]     |
Dec 05 08:56:58.664 INFO [stderr] 125 |     fn is_letter(&self) -> bool {
Dec 05 08:56:58.664 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:56:58.664 INFO [stderr] 
Dec 05 08:56:58.664 INFO [stderr] warning: method is never used: `skip_whitespace`
Dec 05 08:56:58.664 INFO [stderr]    --> src/lexer.rs:129:5
Dec 05 08:56:58.664 INFO [stderr]     |
Dec 05 08:56:58.664 INFO [stderr] 129 |     fn skip_whitespace(&self) {
Dec 05 08:56:58.664 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 08:56:58.664 INFO [stderr] 
Dec 05 08:56:59.273 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Dec 05 08:56:59.275 INFO [stderr] su: No module specific data is present
Dec 05 08:57:00.861 INFO running `"docker" "inspect" "f322081943ce1aed67df2daa1f841730fbfd0dbf37a5dfea581ce240ff480878"`
Dec 05 08:57:01.224 INFO running `"docker" "rm" "-f" "f322081943ce1aed67df2daa1f841730fbfd0dbf37a5dfea581ce240ff480878"`
Dec 05 08:57:01.632 INFO [stdout] f322081943ce1aed67df2daa1f841730fbfd0dbf37a5dfea581ce240ff480878
Dec 05 08:57:01.640 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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 05 08:57:02.149 INFO [stdout] d28df708a4f77b4080f3f41837e622945942034f3307d1ba2b80bf43521e66c3
Dec 05 08:57:02.151 INFO running `"docker" "start" "-a" "d28df708a4f77b4080f3f41837e622945942034f3307d1ba2b80bf43521e66c3"`
Dec 05 08:57:04.580 INFO [stderr] usermod: no changes
Dec 05 08:57:04.637 INFO [stderr]    Compiling toy_lang v0.1.0 (/source)
Dec 05 08:57:06.319 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
Dec 05 08:57:06.322 INFO [stderr] su: No module specific data is present
Dec 05 08:57:08.328 INFO running `"docker" "inspect" "d28df708a4f77b4080f3f41837e622945942034f3307d1ba2b80bf43521e66c3"`
Dec 05 08:57:08.670 INFO running `"docker" "rm" "-f" "d28df708a4f77b4080f3f41837e622945942034f3307d1ba2b80bf43521e66c3"`
Dec 05 08:57:09.016 INFO [stdout] d28df708a4f77b4080f3f41837e622945942034f3307d1ba2b80bf43521e66c3
Dec 05 08:57:09.024 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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 05 08:57:09.500 INFO [stdout] b72957d4fb895fede25eba051b7b3db4e25673c498afa6c147164b026b27bc89
Dec 05 08:57:09.504 INFO running `"docker" "start" "-a" "b72957d4fb895fede25eba051b7b3db4e25673c498afa6c147164b026b27bc89"`
Dec 05 08:57:11.367 INFO [stderr] usermod: no changes
Dec 05 08:57:11.437 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 05 08:57:11.440 INFO [stderr]      Running /target/debug/deps/toy_lang-005a182d10eb27ab
Dec 05 08:57:11.452 INFO [stdout] 
Dec 05 08:57:11.452 INFO [stdout] running 2 tests
Dec 05 08:57:11.452 INFO [stdout] test lexer_tests::test_next_token_symbols ... ok
Dec 05 08:57:11.452 INFO [stdout] test lexer_tests::test_next_token_source ... ok
Dec 05 08:57:11.452 INFO [stdout] 
Dec 05 08:57:11.452 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 08:57:11.452 INFO [stdout] 
Dec 05 08:57:11.462 INFO [stderr]      Running /target/debug/deps/toy_lang-796ee479d538c0e9
Dec 05 08:57:11.468 INFO [stdout] 
Dec 05 08:57:11.468 INFO [stdout] running 0 tests
Dec 05 08:57:11.468 INFO [stdout] 
Dec 05 08:57:11.468 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 08:57:11.468 INFO [stdout] 
Dec 05 08:57:11.468 INFO [stderr]    Doc-tests toy_lang
Dec 05 08:57:11.894 INFO [stdout] 
Dec 05 08:57:11.894 INFO [stdout] running 0 tests
Dec 05 08:57:11.894 INFO [stdout] 
Dec 05 08:57:11.894 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 08:57:11.894 INFO [stdout] 
Dec 05 08:57:11.904 INFO [stderr] su: No module specific data is present
Dec 05 08:57:13.030 INFO running `"docker" "inspect" "b72957d4fb895fede25eba051b7b3db4e25673c498afa6c147164b026b27bc89"`
Dec 05 08:57:13.432 INFO running `"docker" "rm" "-f" "b72957d4fb895fede25eba051b7b3db4e25673c498afa6c147164b026b27bc89"`
Dec 05 08:57:13.761 INFO [stdout] b72957d4fb895fede25eba051b7b3db4e25673c498afa6c147164b026b27bc89