Dec 01 22:26:50.000 INFO testing bugaevc/jvm-bindgen against 1.30.1 for beta-1.31-5
Dec 01 22:26:50.000 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 22:26:50.604 INFO [stdout] 6dfdd481ea0f8cbd0bfec76bbd300c88f54c751612f2bff507ad5382e302ca2c
Dec 01 22:26:50.607 INFO running `"docker" "start" "-a" "6dfdd481ea0f8cbd0bfec76bbd300c88f54c751612f2bff507ad5382e302ca2c"`
Dec 01 22:26:52.123 INFO [stderr] usermod: no changes
Dec 01 22:26:52.209 INFO [stderr]    Compiling unicode-xid v0.1.0
Dec 01 22:26:52.209 INFO [stderr]    Compiling memchr v2.0.1
Dec 01 22:26:52.715 INFO [stderr]    Compiling proc-macro2 v0.4.13
Dec 01 22:26:53.607 INFO [stderr]    Compiling nom v4.0.0
Dec 01 22:26:59.528 INFO [stderr]    Compiling classfile-parser v0.3.2
Dec 01 22:27:00.552 INFO [stderr]    Compiling quote v0.6.6
Dec 01 22:27:04.907 INFO [stderr]    Compiling jvm-bindgen v0.1.0 (/source)
Dec 01 22:27:07.987 INFO [stderr] warning: unused import: `Read`
Dec 01 22:27:07.987 INFO [stderr]  --> src/lib.rs:9:15
Dec 01 22:27:07.987 INFO [stderr]   |
Dec 01 22:27:07.987 INFO [stderr] 9 | use std::io::{Read, Write};
Dec 01 22:27:07.987 INFO [stderr]   |               ^^^^
Dec 01 22:27:07.987 INFO [stderr]   |
Dec 01 22:27:07.987 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 22:27:07.987 INFO [stderr] 
Dec 01 22:27:07.987 INFO [stderr] warning: unused import: `std::borrow::Cow`
Dec 01 22:27:07.987 INFO [stderr]   --> src/lib.rs:18:5
Dec 01 22:27:07.987 INFO [stderr]    |
Dec 01 22:27:07.987 INFO [stderr] 18 | use std::borrow::Cow;
Dec 01 22:27:07.987 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 01 22:27:07.987 INFO [stderr] 
Dec 01 22:27:08.087 INFO [stderr] warning: unused variable: `is_upper`
Dec 01 22:27:08.087 INFO [stderr]   --> src/lib.rs:59:10
Dec 01 22:27:08.087 INFO [stderr]    |
Dec 01 22:27:08.087 INFO [stderr] 59 |     for (is_upper, chars) in &java_name.chars().group_by(|c| c.is_uppercase()) {
Dec 01 22:27:08.087 INFO [stderr]    |          ^^^^^^^^ help: consider using `_is_upper` instead
Dec 01 22:27:08.087 INFO [stderr]    |
Dec 01 22:27:08.087 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 22:27:08.087 INFO [stderr] 
Dec 01 22:27:08.102 INFO [stderr] warning: function is never used: `get_class_name`
Dec 01 22:27:08.102 INFO [stderr]   --> src/lib.rs:34:1
Dec 01 22:27:08.102 INFO [stderr]    |
Dec 01 22:27:08.102 INFO [stderr] 34 | fn get_class_name<'a>(class: &'a ClassConstant, class_file: &'a ClassFile) -> &'a str {
Dec 01 22:27:08.102 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 22:27:08.102 INFO [stderr]    |
Dec 01 22:27:08.102 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 22:27:08.102 INFO [stderr] 
Dec 01 22:27:08.102 INFO [stderr] warning: struct is never constructed: `RustFmt`
Dec 01 22:27:08.102 INFO [stderr]   --> src/lib.rs:38:1
Dec 01 22:27:08.102 INFO [stderr]    |
Dec 01 22:27:08.102 INFO [stderr] 38 | struct RustFmt(Child);
Dec 01 22:27:08.102 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 01 22:27:08.102 INFO [stderr] 
Dec 01 22:27:08.102 INFO [stderr] warning: method is never used: `launch`
Dec 01 22:27:08.102 INFO [stderr]   --> src/lib.rs:41:5
Dec 01 22:27:08.102 INFO [stderr]    |
Dec 01 22:27:08.102 INFO [stderr] 41 |     fn launch() -> io::Result<RustFmt> {
Dec 01 22:27:08.102 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 22:27:08.102 INFO [stderr] 
Dec 01 22:27:08.102 INFO [stderr] warning: method is never used: `stdin`
Dec 01 22:27:08.102 INFO [stderr]   --> src/lib.rs:49:5
Dec 01 22:27:08.102 INFO [stderr]    |
Dec 01 22:27:08.102 INFO [stderr] 49 |     fn stdin(&mut self) -> &mut ChildStdin { self.0.stdin.as_mut().unwrap() }
Dec 01 22:27:08.102 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 22:27:08.102 INFO [stderr] 
Dec 01 22:27:08.102 INFO [stderr] warning: method is never used: `stdout`
Dec 01 22:27:08.102 INFO [stderr]   --> src/lib.rs:50:5
Dec 01 22:27:08.102 INFO [stderr]    |
Dec 01 22:27:08.102 INFO [stderr] 50 |     fn stdout(&mut self) -> &mut ChildStdout { self.0.stdout.as_mut().unwrap() }
Dec 01 22:27:08.102 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 22:27:08.102 INFO [stderr] 
Dec 01 22:27:08.102 INFO [stderr] warning: function is never used: `transform_name`
Dec 01 22:27:08.102 INFO [stderr]   --> src/lib.rs:53:1
Dec 01 22:27:08.102 INFO [stderr]    |
Dec 01 22:27:08.102 INFO [stderr] 53 | fn transform_name(java_name: &str) -> String {
Dec 01 22:27:08.102 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 22:27:08.102 INFO [stderr] 
Dec 01 22:27:08.102 INFO [stderr] warning: function is never used: `gen_method`
Dec 01 22:27:08.102 INFO [stderr]   --> src/lib.rs:85:1
Dec 01 22:27:08.102 INFO [stderr]    |
Dec 01 22:27:08.102 INFO [stderr] 85 | fn gen_method(class_file: &ClassFile, method: &method_info::MethodInfo) -> TokenStream {
Dec 01 22:27:08.102 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 22:27:08.102 INFO [stderr] 
Dec 01 22:27:08.102 INFO [stderr] warning: function is never used: `bindgen`
Dec 01 22:27:08.102 INFO [stderr]   --> src/lib.rs:95:1
Dec 01 22:27:08.102 INFO [stderr]    |
Dec 01 22:27:08.102 INFO [stderr] 95 | fn bindgen(class_name: &str) {
Dec 01 22:27:08.102 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 22:27:08.102 INFO [stderr] 
Dec 01 22:27:08.191 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.03s
Dec 01 22:27:08.198 INFO [stderr] su: No module specific data is present
Dec 01 22:27:08.996 INFO running `"docker" "inspect" "6dfdd481ea0f8cbd0bfec76bbd300c88f54c751612f2bff507ad5382e302ca2c"`
Dec 01 22:27:09.296 INFO running `"docker" "rm" "-f" "6dfdd481ea0f8cbd0bfec76bbd300c88f54c751612f2bff507ad5382e302ca2c"`
Dec 01 22:27:09.679 INFO [stdout] 6dfdd481ea0f8cbd0bfec76bbd300c88f54c751612f2bff507ad5382e302ca2c
Dec 01 22:27:09.683 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 22:27:10.252 INFO [stdout] fd0c016abbb44904760a539657cc72611e0b2031c6c9365f1541d684f8514327
Dec 01 22:27:10.254 INFO running `"docker" "start" "-a" "fd0c016abbb44904760a539657cc72611e0b2031c6c9365f1541d684f8514327"`
Dec 01 22:27:12.423 INFO [stderr] usermod: no changes
Dec 01 22:27:12.515 INFO [stderr]    Compiling jvm-bindgen v0.1.0 (/source)
Dec 01 22:27:15.583 INFO [stderr] warning: unused import: `Read`
Dec 01 22:27:15.583 INFO [stderr]  --> src/lib.rs:9:15
Dec 01 22:27:15.583 INFO [stderr]   |
Dec 01 22:27:15.583 INFO [stderr] 9 | use std::io::{Read, Write};
Dec 01 22:27:15.583 INFO [stderr]   |               ^^^^
Dec 01 22:27:15.583 INFO [stderr]   |
Dec 01 22:27:15.583 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 22:27:15.583 INFO [stderr] 
Dec 01 22:27:15.583 INFO [stderr] warning: unused import: `std::borrow::Cow`
Dec 01 22:27:15.583 INFO [stderr]   --> src/lib.rs:18:5
Dec 01 22:27:15.583 INFO [stderr]    |
Dec 01 22:27:15.583 INFO [stderr] 18 | use std::borrow::Cow;
Dec 01 22:27:15.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 01 22:27:15.583 INFO [stderr] 
Dec 01 22:27:15.814 INFO [stderr] warning: unused variable: `is_upper`
Dec 01 22:27:15.814 INFO [stderr]   --> src/lib.rs:59:10
Dec 01 22:27:15.814 INFO [stderr]    |
Dec 01 22:27:15.814 INFO [stderr] 59 |     for (is_upper, chars) in &java_name.chars().group_by(|c| c.is_uppercase()) {
Dec 01 22:27:15.814 INFO [stderr]    |          ^^^^^^^^ help: consider using `_is_upper` instead
Dec 01 22:27:15.814 INFO [stderr]    |
Dec 01 22:27:15.814 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 22:27:15.814 INFO [stderr] 
Dec 01 22:27:15.839 INFO [stderr] warning: method is never used: `stdout`
Dec 01 22:27:15.839 INFO [stderr]   --> src/lib.rs:50:5
Dec 01 22:27:15.839 INFO [stderr]    |
Dec 01 22:27:15.839 INFO [stderr] 50 |     fn stdout(&mut self) -> &mut ChildStdout { self.0.stdout.as_mut().unwrap() }
Dec 01 22:27:15.839 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 22:27:15.839 INFO [stderr]    |
Dec 01 22:27:15.847 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 22:27:15.847 INFO [stderr] 
Dec 01 22:27:17.111 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.65s
Dec 01 22:27:17.111 INFO [stderr] su: No module specific data is present
Dec 01 22:27:18.805 INFO running `"docker" "inspect" "fd0c016abbb44904760a539657cc72611e0b2031c6c9365f1541d684f8514327"`
Dec 01 22:27:19.181 INFO running `"docker" "rm" "-f" "fd0c016abbb44904760a539657cc72611e0b2031c6c9365f1541d684f8514327"`
Dec 01 22:27:19.467 INFO [stdout] fd0c016abbb44904760a539657cc72611e0b2031c6c9365f1541d684f8514327
