Dec 13 14:21:57.560 INFO testing keatinge/rust-to-mips-compiler against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 14:21:57.560 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 14:21:58.079 INFO [stdout] fbb70edc48eb3ff370d95139dcbe2a567f4e901403e474892142653430fe2821
Dec 13 14:21:58.087 INFO running `"docker" "start" "-a" "fbb70edc48eb3ff370d95139dcbe2a567f4e901403e474892142653430fe2821"`
Dec 13 14:21:59.378 INFO [stderr] usermod: no changes
Dec 13 14:21:59.439 INFO [stderr]    Compiling mipscompiler v0.1.0 (/source)
Dec 13 14:21:59.779 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 13 14:21:59.779 INFO [stderr]  --> src/mips.rs:3:5
Dec 13 14:21:59.779 INFO [stderr]   |
Dec 13 14:21:59.779 INFO [stderr] 3 | use std::rc::Rc;
Dec 13 14:21:59.779 INFO [stderr]   |     ^^^^^^^^^^^
Dec 13 14:21:59.779 INFO [stderr]   |
Dec 13 14:21:59.779 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 14:21:59.779 INFO [stderr] 
Dec 13 14:22:00.011 INFO [stderr] warning: unused variable: `s`
Dec 13 14:22:00.011 INFO [stderr]    --> src/parser.rs:179:34
Dec 13 14:22:00.011 INFO [stderr]     |
Dec 13 14:22:00.011 INFO [stderr] 179 |             &lexer::Token::Ident(s) if next == Some(&lexer::Token::OpenParen) => { self.parse_fn_call() }
Dec 13 14:22:00.011 INFO [stderr]     |                                  ^ help: consider using `_s` instead
Dec 13 14:22:00.011 INFO [stderr]     |
Dec 13 14:22:00.012 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 14:22:00.012 INFO [stderr] 
Dec 13 14:22:00.012 INFO [stderr] warning: unused variable: `s`
Dec 13 14:22:00.012 INFO [stderr]    --> src/parser.rs:180:34
Dec 13 14:22:00.012 INFO [stderr]     |
Dec 13 14:22:00.012 INFO [stderr] 180 |             &lexer::Token::Ident(s) => {
Dec 13 14:22:00.012 INFO [stderr]     |                                  ^ help: consider using `_s` instead
Dec 13 14:22:00.012 INFO [stderr] 
Dec 13 14:22:00.012 INFO [stderr] warning: unused variable: `s`
Dec 13 14:22:00.012 INFO [stderr]    --> src/parser.rs:290:38
Dec 13 14:22:00.012 INFO [stderr]     |
Dec 13 14:22:00.012 INFO [stderr] 290 |         if let (&lexer::Token::Ident(s), Some(&lexer::Token::Equal)) = (self.current_tok(), self.peek()) {
Dec 13 14:22:00.012 INFO [stderr]     |                                      ^ help: consider using `_s` instead
Dec 13 14:22:00.012 INFO [stderr] 
Dec 13 14:22:00.111 INFO [stderr] warning: function is never used: `is_identifier`
Dec 13 14:22:00.111 INFO [stderr]    --> src/lexer.rs:180:1
Dec 13 14:22:00.111 INFO [stderr]     |
Dec 13 14:22:00.111 INFO [stderr] 180 | pub fn is_identifier(t: &Token) -> bool {
Dec 13 14:22:00.111 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:22:00.111 INFO [stderr]     |
Dec 13 14:22:00.111 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 14:22:00.111 INFO [stderr] 
Dec 13 14:22:00.111 INFO [stderr] warning: method is never used: `expect`
Dec 13 14:22:00.111 INFO [stderr]    --> src/parser.rs:132:5
Dec 13 14:22:00.111 INFO [stderr]     |
Dec 13 14:22:00.111 INFO [stderr] 132 |     fn expect(&self, t: &lexer::Token)  {
Dec 13 14:22:00.111 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:22:00.111 INFO [stderr] 
Dec 13 14:22:00.111 INFO [stderr] warning: method is never used: `force_eat_return_i32_lit`
Dec 13 14:22:00.111 INFO [stderr]    --> src/parser.rs:157:5
Dec 13 14:22:00.111 INFO [stderr]     |
Dec 13 14:22:00.111 INFO [stderr] 157 |     fn force_eat_return_i32_lit(&mut self) -> i32 {
Dec 13 14:22:00.111 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:22:00.111 INFO [stderr] 
Dec 13 14:22:00.111 INFO [stderr] warning: variant is never constructed: `BeqLit`
Dec 13 14:22:00.111 INFO [stderr]   --> src/mips.rs:61:5
Dec 13 14:22:00.111 INFO [stderr]    |
Dec 13 14:22:00.111 INFO [stderr] 61 |     BeqLit(Register, i32, &'a str),
Dec 13 14:22:00.111 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:22:00.111 INFO [stderr] 
Dec 13 14:22:00.111 INFO [stderr] warning: variant `i32` should have a camel case name such as `I32`
Dec 13 14:22:00.111 INFO [stderr]  --> src/parser.rs:6:5
Dec 13 14:22:00.111 INFO [stderr]   |
Dec 13 14:22:00.111 INFO [stderr] 6 |     i32
Dec 13 14:22:00.111 INFO [stderr]   |     ^^^
Dec 13 14:22:00.111 INFO [stderr]   |
Dec 13 14:22:00.111 INFO [stderr]   = note: #[warn(non_camel_case_types)] on by default
Dec 13 14:22:00.111 INFO [stderr] 
Dec 13 14:22:00.111 INFO [stderr] warning: variant `I32_lit` should have a camel case name such as `I32Lit`
Dec 13 14:22:00.111 INFO [stderr]   --> src/parser.rs:24:5
Dec 13 14:22:00.111 INFO [stderr]    |
Dec 13 14:22:00.111 INFO [stderr] 24 |     I32_lit(i32)
Dec 13 14:22:00.111 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 13 14:22:00.111 INFO [stderr] 
Dec 13 14:22:00.111 INFO [stderr] warning: variable `DeclData` should have a snake case name such as `decl_data`
Dec 13 14:22:00.111 INFO [stderr]    --> src/mips.rs:403:49
Dec 13 14:22:00.111 INFO [stderr]     |
Dec 13 14:22:00.111 INFO [stderr] 403 |                 &parser::Statement::Declaration(ref DeclData) => {
Dec 13 14:22:00.111 INFO [stderr]     |                                                 ^^^^^^^^^^^^
Dec 13 14:22:00.111 INFO [stderr]     |
Dec 13 14:22:00.111 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 13 14:22:00.111 INFO [stderr] 
Dec 13 14:22:00.111 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 14:22:00.111 INFO [stderr]   --> src/main.rs:29:5
Dec 13 14:22:00.111 INFO [stderr]    |
Dec 13 14:22:00.111 INFO [stderr] 29 |     output.write_all(mips_str.as_bytes());
Dec 13 14:22:00.111 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:22:00.111 INFO [stderr]    |
Dec 13 14:22:00.111 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 14:22:00.111 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 14:22:00.111 INFO [stderr] 
Dec 13 14:22:01.923 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
Dec 13 14:22:01.923 INFO [stderr] su: No module specific data is present
Dec 13 14:22:03.028 INFO running `"docker" "inspect" "fbb70edc48eb3ff370d95139dcbe2a567f4e901403e474892142653430fe2821"`
Dec 13 14:22:03.383 INFO running `"docker" "rm" "-f" "fbb70edc48eb3ff370d95139dcbe2a567f4e901403e474892142653430fe2821"`
Dec 13 14:22:03.724 INFO [stdout] fbb70edc48eb3ff370d95139dcbe2a567f4e901403e474892142653430fe2821
Dec 13 14:22:03.731 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 14:22:04.159 INFO [stdout] 17be70b266c7557dff2fe179a94629ffbc3f2af77c3bc569adcdd9f67553d1a3
Dec 13 14:22:04.164 INFO running `"docker" "start" "-a" "17be70b266c7557dff2fe179a94629ffbc3f2af77c3bc569adcdd9f67553d1a3"`
Dec 13 14:22:05.576 INFO [stderr] usermod: no changes
Dec 13 14:22:05.630 INFO [stderr]    Compiling mipscompiler v0.1.0 (/source)
Dec 13 14:22:06.032 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 13 14:22:06.032 INFO [stderr]  --> src/mips.rs:3:5
Dec 13 14:22:06.032 INFO [stderr]   |
Dec 13 14:22:06.032 INFO [stderr] 3 | use std::rc::Rc;
Dec 13 14:22:06.033 INFO [stderr]   |     ^^^^^^^^^^^
Dec 13 14:22:06.033 INFO [stderr]   |
Dec 13 14:22:06.033 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 14:22:06.033 INFO [stderr] 
Dec 13 14:22:06.239 INFO [stderr] warning: unused variable: `s`
Dec 13 14:22:06.239 INFO [stderr]    --> src/parser.rs:179:34
Dec 13 14:22:06.239 INFO [stderr]     |
Dec 13 14:22:06.239 INFO [stderr] 179 |             &lexer::Token::Ident(s) if next == Some(&lexer::Token::OpenParen) => { self.parse_fn_call() }
Dec 13 14:22:06.239 INFO [stderr]     |                                  ^ help: consider using `_s` instead
Dec 13 14:22:06.239 INFO [stderr]     |
Dec 13 14:22:06.239 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 14:22:06.239 INFO [stderr] 
Dec 13 14:22:06.239 INFO [stderr] warning: unused variable: `s`
Dec 13 14:22:06.239 INFO [stderr]    --> src/parser.rs:180:34
Dec 13 14:22:06.239 INFO [stderr]     |
Dec 13 14:22:06.239 INFO [stderr] 180 |             &lexer::Token::Ident(s) => {
Dec 13 14:22:06.239 INFO [stderr]     |                                  ^ help: consider using `_s` instead
Dec 13 14:22:06.239 INFO [stderr] 
Dec 13 14:22:06.239 INFO [stderr] warning: unused variable: `s`
Dec 13 14:22:06.239 INFO [stderr]    --> src/parser.rs:290:38
Dec 13 14:22:06.239 INFO [stderr]     |
Dec 13 14:22:06.239 INFO [stderr] 290 |         if let (&lexer::Token::Ident(s), Some(&lexer::Token::Equal)) = (self.current_tok(), self.peek()) {
Dec 13 14:22:06.239 INFO [stderr]     |                                      ^ help: consider using `_s` instead
Dec 13 14:22:06.239 INFO [stderr] 
Dec 13 14:22:06.337 INFO [stderr] warning: function is never used: `is_identifier`
Dec 13 14:22:06.337 INFO [stderr]    --> src/lexer.rs:180:1
Dec 13 14:22:06.337 INFO [stderr]     |
Dec 13 14:22:06.337 INFO [stderr] 180 | pub fn is_identifier(t: &Token) -> bool {
Dec 13 14:22:06.337 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:22:06.337 INFO [stderr]     |
Dec 13 14:22:06.337 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 14:22:06.337 INFO [stderr] 
Dec 13 14:22:06.337 INFO [stderr] warning: method is never used: `expect`
Dec 13 14:22:06.337 INFO [stderr]    --> src/parser.rs:132:5
Dec 13 14:22:06.337 INFO [stderr]     |
Dec 13 14:22:06.337 INFO [stderr] 132 |     fn expect(&self, t: &lexer::Token)  {
Dec 13 14:22:06.337 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:22:06.337 INFO [stderr] 
Dec 13 14:22:06.342 INFO [stderr] warning: method is never used: `force_eat_return_i32_lit`
Dec 13 14:22:06.342 INFO [stderr]    --> src/parser.rs:157:5
Dec 13 14:22:06.342 INFO [stderr]     |
Dec 13 14:22:06.342 INFO [stderr] 157 |     fn force_eat_return_i32_lit(&mut self) -> i32 {
Dec 13 14:22:06.342 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:22:06.342 INFO [stderr] 
Dec 13 14:22:06.342 INFO [stderr] warning: variant is never constructed: `BeqLit`
Dec 13 14:22:06.342 INFO [stderr]   --> src/mips.rs:61:5
Dec 13 14:22:06.342 INFO [stderr]    |
Dec 13 14:22:06.342 INFO [stderr] 61 |     BeqLit(Register, i32, &'a str),
Dec 13 14:22:06.342 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:22:06.342 INFO [stderr] 
Dec 13 14:22:06.342 INFO [stderr] warning: variant `i32` should have a camel case name such as `I32`
Dec 13 14:22:06.342 INFO [stderr]  --> src/parser.rs:6:5
Dec 13 14:22:06.342 INFO [stderr]   |
Dec 13 14:22:06.342 INFO [stderr] 6 |     i32
Dec 13 14:22:06.342 INFO [stderr]   |     ^^^
Dec 13 14:22:06.343 INFO [stderr]   |
Dec 13 14:22:06.343 INFO [stderr]   = note: #[warn(non_camel_case_types)] on by default
Dec 13 14:22:06.343 INFO [stderr] 
Dec 13 14:22:06.343 INFO [stderr] warning: variant `I32_lit` should have a camel case name such as `I32Lit`
Dec 13 14:22:06.343 INFO [stderr]   --> src/parser.rs:24:5
Dec 13 14:22:06.343 INFO [stderr]    |
Dec 13 14:22:06.343 INFO [stderr] 24 |     I32_lit(i32)
Dec 13 14:22:06.343 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 13 14:22:06.343 INFO [stderr] 
Dec 13 14:22:06.343 INFO [stderr] warning: variable `DeclData` should have a snake case name such as `decl_data`
Dec 13 14:22:06.343 INFO [stderr]    --> src/mips.rs:403:49
Dec 13 14:22:06.343 INFO [stderr]     |
Dec 13 14:22:06.343 INFO [stderr] 403 |                 &parser::Statement::Declaration(ref DeclData) => {
Dec 13 14:22:06.343 INFO [stderr]     |                                                 ^^^^^^^^^^^^
Dec 13 14:22:06.343 INFO [stderr]     |
Dec 13 14:22:06.343 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 13 14:22:06.343 INFO [stderr] 
Dec 13 14:22:06.343 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 14:22:06.343 INFO [stderr]   --> src/main.rs:29:5
Dec 13 14:22:06.343 INFO [stderr]    |
Dec 13 14:22:06.343 INFO [stderr] 29 |     output.write_all(mips_str.as_bytes());
Dec 13 14:22:06.343 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 14:22:06.343 INFO [stderr]    |
Dec 13 14:22:06.343 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 14:22:06.343 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 14:22:06.343 INFO [stderr] 
Dec 13 14:22:06.670 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Dec 13 14:22:06.673 INFO [stderr] su: No module specific data is present
Dec 13 14:22:07.524 INFO running `"docker" "inspect" "17be70b266c7557dff2fe179a94629ffbc3f2af77c3bc569adcdd9f67553d1a3"`
Dec 13 14:22:07.733 INFO running `"docker" "rm" "-f" "17be70b266c7557dff2fe179a94629ffbc3f2af77c3bc569adcdd9f67553d1a3"`
Dec 13 14:22:08.062 INFO [stdout] 17be70b266c7557dff2fe179a94629ffbc3f2af77c3bc569adcdd9f67553d1a3
Dec 13 14:22:08.069 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 14:22:08.404 INFO [stdout] 2e22c5b614b191bb29e1208f9035a8e85a2fd2cf3d9ce1e19fa3b69a3727b536
Dec 13 14:22:08.412 INFO running `"docker" "start" "-a" "2e22c5b614b191bb29e1208f9035a8e85a2fd2cf3d9ce1e19fa3b69a3727b536"`
Dec 13 14:22:09.525 INFO [stderr] usermod: no changes
Dec 13 14:22:09.564 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 13 14:22:09.564 INFO [stderr]      Running /target/debug/deps/mipscompiler-4616556fb9abd39a
Dec 13 14:22:09.569 INFO [stdout] 
Dec 13 14:22:09.569 INFO [stdout] running 0 tests
Dec 13 14:22:09.569 INFO [stdout] 
Dec 13 14:22:09.569 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 14:22:09.569 INFO [stdout] 
Dec 13 14:22:09.574 INFO [stderr] su: No module specific data is present
Dec 13 14:22:10.267 INFO running `"docker" "inspect" "2e22c5b614b191bb29e1208f9035a8e85a2fd2cf3d9ce1e19fa3b69a3727b536"`
Dec 13 14:22:10.621 INFO running `"docker" "rm" "-f" "2e22c5b614b191bb29e1208f9035a8e85a2fd2cf3d9ce1e19fa3b69a3727b536"`
Dec 13 14:22:10.821 INFO [stdout] 2e22c5b614b191bb29e1208f9035a8e85a2fd2cf3d9ce1e19fa3b69a3727b536