Oct 27 07:12:16.390 INFO checking bugaevc/jvm-bindgen against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 07:12:16.390 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-0/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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"`
Oct 27 07:12:16.827 INFO blam! a81535be2bdd61b65b6c97ca37c1790a50cd9896fd8adcd984ef62ed974b6741
Oct 27 07:12:16.829 INFO running `"docker" "start" "-a" "a81535be2bdd61b65b6c97ca37c1790a50cd9896fd8adcd984ef62ed974b6741"`
Oct 27 07:12:17.896 INFO kablam! usermod: no changes
Oct 27 07:12:17.971 INFO kablam!     Checking memchr v2.0.1
Oct 27 07:12:17.971 INFO kablam!     Checking proc-macro2 v0.4.13
Oct 27 07:12:18.722 INFO kablam!     Checking nom v4.0.0
Oct 27 07:12:21.771 INFO kablam!     Checking quote v0.6.6
Oct 27 07:12:21.995 INFO kablam!     Checking classfile-parser v0.3.2
Oct 27 07:12:25.311 INFO kablam!     Checking jvm-bindgen v0.1.0 (/source)
Oct 27 07:12:29.327 INFO kablam! warning: unused import: `Read`
Oct 27 07:12:29.327 INFO kablam!  --> src/lib.rs:9:15
Oct 27 07:12:29.327 INFO kablam!   |
Oct 27 07:12:29.328 INFO kablam! 9 | use std::io::{Read, Write};
Oct 27 07:12:29.328 INFO kablam!   |               ^^^^
Oct 27 07:12:29.328 INFO kablam!   |
Oct 27 07:12:29.329 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 07:12:29.329 INFO kablam! 
Oct 27 07:12:29.330 INFO kablam! warning: unused import: `std::borrow::Cow`
Oct 27 07:12:29.330 INFO kablam!   --> src/lib.rs:18:5
Oct 27 07:12:29.330 INFO kablam!    |
Oct 27 07:12:29.330 INFO kablam! 18 | use std::borrow::Cow;
Oct 27 07:12:29.331 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Oct 27 07:12:29.331 INFO kablam! 
Oct 27 07:12:29.506 INFO kablam! warning: unused variable: `is_upper`
Oct 27 07:12:29.506 INFO kablam!   --> src/lib.rs:59:10
Oct 27 07:12:29.506 INFO kablam!    |
Oct 27 07:12:29.507 INFO kablam! 59 |     for (is_upper, chars) in &java_name.chars().group_by(|c| c.is_uppercase()) {
Oct 27 07:12:29.507 INFO kablam!    |          ^^^^^^^^ help: consider using `_is_upper` instead
Oct 27 07:12:29.508 INFO kablam!    |
Oct 27 07:12:29.508 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 27 07:12:29.508 INFO kablam! 
Oct 27 07:12:29.543 INFO kablam! warning: function is never used: `get_class_name`
Oct 27 07:12:29.543 INFO kablam!   --> src/lib.rs:34:1
Oct 27 07:12:29.543 INFO kablam!    |
Oct 27 07:12:29.543 INFO kablam! 34 | fn get_class_name<'a>(class: &'a ClassConstant, class_file: &'a ClassFile) -> &'a str {
Oct 27 07:12:29.543 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 07:12:29.544 INFO kablam!    |
Oct 27 07:12:29.544 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 07:12:29.544 INFO kablam! 
Oct 27 07:12:29.545 INFO kablam! warning: struct is never constructed: `RustFmt`
Oct 27 07:12:29.545 INFO kablam!   --> src/lib.rs:38:1
Oct 27 07:12:29.545 INFO kablam!    |
Oct 27 07:12:29.545 INFO kablam! 38 | struct RustFmt(Child);
Oct 27 07:12:29.545 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^
Oct 27 07:12:29.545 INFO kablam! 
Oct 27 07:12:29.546 INFO kablam! warning: method is never used: `launch`
Oct 27 07:12:29.546 INFO kablam!   --> src/lib.rs:41:5
Oct 27 07:12:29.546 INFO kablam!    |
Oct 27 07:12:29.546 INFO kablam! 41 |     fn launch() -> io::Result<RustFmt> {
Oct 27 07:12:29.546 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 07:12:29.546 INFO kablam! 
Oct 27 07:12:29.547 INFO kablam! warning: method is never used: `stdin`
Oct 27 07:12:29.547 INFO kablam!   --> src/lib.rs:49:5
Oct 27 07:12:29.547 INFO kablam!    |
Oct 27 07:12:29.547 INFO kablam! 49 |     fn stdin(&mut self) -> &mut ChildStdin { self.0.stdin.as_mut().unwrap() }
Oct 27 07:12:29.547 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 07:12:29.547 INFO kablam! 
Oct 27 07:12:29.548 INFO kablam! warning: method is never used: `stdout`
Oct 27 07:12:29.548 INFO kablam!   --> src/lib.rs:50:5
Oct 27 07:12:29.548 INFO kablam!    |
Oct 27 07:12:29.549 INFO kablam! 50 |     fn stdout(&mut self) -> &mut ChildStdout { self.0.stdout.as_mut().unwrap() }
Oct 27 07:12:29.549 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 07:12:29.549 INFO kablam! 
Oct 27 07:12:29.549 INFO kablam! warning: function is never used: `transform_name`
Oct 27 07:12:29.549 INFO kablam!   --> src/lib.rs:53:1
Oct 27 07:12:29.549 INFO kablam!    |
Oct 27 07:12:29.549 INFO kablam! 53 | fn transform_name(java_name: &str) -> String {
Oct 27 07:12:29.549 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 07:12:29.549 INFO kablam! 
Oct 27 07:12:29.550 INFO kablam! warning: function is never used: `gen_method`
Oct 27 07:12:29.550 INFO kablam!   --> src/lib.rs:85:1
Oct 27 07:12:29.550 INFO kablam!    |
Oct 27 07:12:29.550 INFO kablam! 85 | fn gen_method(class_file: &ClassFile, method: &method_info::MethodInfo) -> TokenStream {
Oct 27 07:12:29.550 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 07:12:29.550 INFO kablam! 
Oct 27 07:12:29.551 INFO kablam! warning: function is never used: `bindgen`
Oct 27 07:12:29.551 INFO kablam!   --> src/lib.rs:95:1
Oct 27 07:12:29.551 INFO kablam!    |
Oct 27 07:12:29.551 INFO kablam! 95 | fn bindgen(class_name: &str) {
Oct 27 07:12:29.551 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 07:12:29.552 INFO kablam! 
Oct 27 07:12:29.621 INFO kablam! warning: unused import: `Read`
Oct 27 07:12:29.621 INFO kablam!  --> src/lib.rs:9:15
Oct 27 07:12:29.621 INFO kablam!   |
Oct 27 07:12:29.621 INFO kablam! 9 | use std::io::{Read, Write};
Oct 27 07:12:29.621 INFO kablam!   |               ^^^^
Oct 27 07:12:29.621 INFO kablam!   |
Oct 27 07:12:29.621 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 07:12:29.621 INFO kablam! 
Oct 27 07:12:29.621 INFO kablam! warning: unused import: `std::borrow::Cow`
Oct 27 07:12:29.621 INFO kablam!   --> src/lib.rs:18:5
Oct 27 07:12:29.621 INFO kablam!    |
Oct 27 07:12:29.621 INFO kablam! 18 | use std::borrow::Cow;
Oct 27 07:12:29.623 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Oct 27 07:12:29.623 INFO kablam! 
Oct 27 07:12:29.726 INFO kablam! warning: unused variable: `is_upper`
Oct 27 07:12:29.727 INFO kablam!   --> src/lib.rs:59:10
Oct 27 07:12:29.727 INFO kablam!    |
Oct 27 07:12:29.727 INFO kablam! 59 |     for (is_upper, chars) in &java_name.chars().group_by(|c| c.is_uppercase()) {
Oct 27 07:12:29.727 INFO kablam!    |          ^^^^^^^^ help: consider using `_is_upper` instead
Oct 27 07:12:29.728 INFO kablam!    |
Oct 27 07:12:29.728 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 27 07:12:29.728 INFO kablam! 
Oct 27 07:12:29.742 INFO kablam! warning: method is never used: `stdout`
Oct 27 07:12:29.743 INFO kablam!   --> src/lib.rs:50:5
Oct 27 07:12:29.743 INFO kablam!    |
Oct 27 07:12:29.743 INFO kablam! 50 |     fn stdout(&mut self) -> &mut ChildStdout { self.0.stdout.as_mut().unwrap() }
Oct 27 07:12:29.743 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 07:12:29.743 INFO kablam!    |
Oct 27 07:12:29.743 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 07:12:29.743 INFO kablam! 
Oct 27 07:12:29.824 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.90s
Oct 27 07:12:29.827 INFO kablam! su: No module specific data is present
Oct 27 07:12:31.327 INFO running `"docker" "rm" "-f" "a81535be2bdd61b65b6c97ca37c1790a50cd9896fd8adcd984ef62ed974b6741"`
Oct 27 07:12:31.731 INFO blam! a81535be2bdd61b65b6c97ca37c1790a50cd9896fd8adcd984ef62ed974b6741