Dec 19 11:55:55.149 INFO checking nerd2/rjvm against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:55:55.149 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/nerd2/rjvm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:55:55.596 INFO [stdout] c62714a6c3d170bc1cf1138825300e8d9175fd124eea267b04a8e9c3b196d5fc
Dec 19 11:55:55.599 INFO running `"docker" "start" "-a" "c62714a6c3d170bc1cf1138825300e8d9175fd124eea267b04a8e9c3b196d5fc"`
Dec 19 11:55:57.468 INFO [stderr]     Checking podio v0.1.5
Dec 19 11:55:57.476 INFO [stderr]     Checking checksum v0.2.1
Dec 19 11:55:57.476 INFO [stderr]     Checking assert_approx_eq v1.0.0
Dec 19 11:55:57.476 INFO [stderr]    Compiling bzip2-sys v0.1.6
Dec 19 11:55:57.476 INFO [stderr]     Checking memchr v0.1.11
Dec 19 11:55:57.476 INFO [stderr]     Checking msdos_time v0.1.5
Dec 19 11:55:57.476 INFO [stderr]     Checking thread-id v2.0.0
Dec 19 11:55:58.260 INFO [stderr]     Checking thread_local v0.2.7
Dec 19 11:55:58.968 INFO [stderr]     Checking aho-corasick v0.5.3
Dec 19 11:55:59.680 INFO [stderr]     Checking regex v0.1.80
Dec 19 11:56:01.253 INFO [stderr]     Checking bzip2 v0.3.2
Dec 19 11:56:01.856 INFO [stderr]     Checking zip v0.2.6
Dec 19 11:56:03.270 INFO [stderr]     Checking os_type v1.0.0
Dec 19 11:56:03.686 INFO [stderr]     Checking rjvm v0.1.0 (/opt/crater/workdir)
Dec 19 11:56:04.475 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 11:56:04.475 INFO [stderr]   --> src/reader/builtins/mod.rs:12:19
Dec 19 11:56:04.475 INFO [stderr]    |
Dec 19 11:56:04.475 INFO [stderr] 12 |         return Ok((true));
Dec 19 11:56:04.475 INFO [stderr]    |                   ^^^^^^ help: remove these parentheses
Dec 19 11:56:04.475 INFO [stderr]    |
Dec 19 11:56:04.476 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 11:56:04.476 INFO [stderr] 
Dec 19 11:56:04.476 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 11:56:04.477 INFO [stderr]   --> src/reader/builtins/mod.rs:15:19
Dec 19 11:56:04.477 INFO [stderr]    |
Dec 19 11:56:04.477 INFO [stderr] 15 |         return Ok((true));
Dec 19 11:56:04.477 INFO [stderr]    |                   ^^^^^^ help: remove these parentheses
Dec 19 11:56:04.478 INFO [stderr] 
Dec 19 11:56:04.480 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 11:56:04.480 INFO [stderr]   --> src/reader/builtins/mod.rs:18:19
Dec 19 11:56:04.481 INFO [stderr]    |
Dec 19 11:56:04.481 INFO [stderr] 18 |         return Ok((true));
Dec 19 11:56:04.481 INFO [stderr]    |                   ^^^^^^ help: remove these parentheses
Dec 19 11:56:04.482 INFO [stderr] 
Dec 19 11:56:04.573 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 11:56:04.573 INFO [stderr]   --> src/reader/builtins/mod.rs:12:19
Dec 19 11:56:04.574 INFO [stderr]    |
Dec 19 11:56:04.574 INFO [stderr] 12 |         return Ok((true));
Dec 19 11:56:04.574 INFO [stderr]    |                   ^^^^^^ help: remove these parentheses
Dec 19 11:56:04.575 INFO [stderr]    |
Dec 19 11:56:04.575 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 11:56:04.575 INFO [stderr] 
Dec 19 11:56:04.575 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 11:56:04.576 INFO [stderr]   --> src/reader/builtins/mod.rs:15:19
Dec 19 11:56:04.576 INFO [stderr]    |
Dec 19 11:56:04.576 INFO [stderr] 15 |         return Ok((true));
Dec 19 11:56:04.577 INFO [stderr]    |                   ^^^^^^ help: remove these parentheses
Dec 19 11:56:04.577 INFO [stderr] 
Dec 19 11:56:04.577 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 11:56:04.577 INFO [stderr]   --> src/reader/builtins/mod.rs:18:19
Dec 19 11:56:04.578 INFO [stderr]    |
Dec 19 11:56:04.578 INFO [stderr] 18 |         return Ok((true));
Dec 19 11:56:04.578 INFO [stderr]    |                   ^^^^^^ help: remove these parentheses
Dec 19 11:56:04.579 INFO [stderr] 
Dec 19 11:56:07.695 INFO [stderr] warning: constant item is never used: `ACC_PRIVATE`
Dec 19 11:56:07.696 INFO [stderr]   --> src/reader/class_reader.rs:91:1
Dec 19 11:56:07.696 INFO [stderr]    |
Dec 19 11:56:07.696 INFO [stderr] 91 | pub const ACC_PRIVATE: u16 = 0x0002;
Dec 19 11:56:07.696 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.696 INFO [stderr]    |
Dec 19 11:56:07.696 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 11:56:07.696 INFO [stderr] 
Dec 19 11:56:07.696 INFO [stderr] warning: constant item is never used: `ACC_PROTECTED`
Dec 19 11:56:07.696 INFO [stderr]   --> src/reader/class_reader.rs:92:1
Dec 19 11:56:07.696 INFO [stderr]    |
Dec 19 11:56:07.696 INFO [stderr] 92 | pub const ACC_PROTECTED: u16 = 0x0004;
Dec 19 11:56:07.696 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.696 INFO [stderr] 
Dec 19 11:56:07.696 INFO [stderr] warning: constant item is never used: `ACC_FINAL`
Dec 19 11:56:07.696 INFO [stderr]   --> src/reader/class_reader.rs:94:1
Dec 19 11:56:07.696 INFO [stderr]    |
Dec 19 11:56:07.696 INFO [stderr] 94 | pub const ACC_FINAL: u16 = 0x0010;
Dec 19 11:56:07.696 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.696 INFO [stderr] 
Dec 19 11:56:07.696 INFO [stderr] warning: constant item is never used: `ACC_VOLATILE`
Dec 19 11:56:07.696 INFO [stderr]   --> src/reader/class_reader.rs:95:1
Dec 19 11:56:07.696 INFO [stderr]    |
Dec 19 11:56:07.696 INFO [stderr] 95 | pub const ACC_VOLATILE: u16 = 0x0040;
Dec 19 11:56:07.696 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.696 INFO [stderr] 
Dec 19 11:56:07.696 INFO [stderr] warning: constant item is never used: `ACC_TRANSIENT`
Dec 19 11:56:07.696 INFO [stderr]   --> src/reader/class_reader.rs:96:1
Dec 19 11:56:07.696 INFO [stderr]    |
Dec 19 11:56:07.696 INFO [stderr] 96 | pub const ACC_TRANSIENT: u16 = 0x0080;
Dec 19 11:56:07.696 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.696 INFO [stderr] 
Dec 19 11:56:07.696 INFO [stderr] warning: constant item is never used: `ACC_ABSTRACT`
Dec 19 11:56:07.697 INFO [stderr]   --> src/reader/class_reader.rs:98:1
Dec 19 11:56:07.697 INFO [stderr]    |
Dec 19 11:56:07.697 INFO [stderr] 98 | pub const ACC_ABSTRACT: u16 = 0x400;
Dec 19 11:56:07.697 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.697 INFO [stderr] 
Dec 19 11:56:07.700 INFO [stderr] warning: constant item is never used: `ACC_SYNTHETIC`
Dec 19 11:56:07.700 INFO [stderr]   --> src/reader/class_reader.rs:99:1
Dec 19 11:56:07.700 INFO [stderr]    |
Dec 19 11:56:07.700 INFO [stderr] 99 | pub const ACC_SYNTHETIC: u16 = 0x1000;
Dec 19 11:56:07.700 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.700 INFO [stderr] 
Dec 19 11:56:07.700 INFO [stderr] warning: constant item is never used: `ACC_ENUM`
Dec 19 11:56:07.700 INFO [stderr]    --> src/reader/class_reader.rs:100:1
Dec 19 11:56:07.700 INFO [stderr]     |
Dec 19 11:56:07.700 INFO [stderr] 100 | pub const ACC_ENUM: u16 = 0x4000;
Dec 19 11:56:07.700 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.700 INFO [stderr] 
Dec 19 11:56:07.700 INFO [stderr] warning: function is never used: `run`
Dec 19 11:56:07.700 INFO [stderr]    --> src/reader/runner.rs:410:1
Dec 19 11:56:07.700 INFO [stderr]     |
Dec 19 11:56:07.700 INFO [stderr] 410 | pub fn run(class_paths: &Vec<String>, jars: Vec<zip::ZipArchive<File>>, class: &ClassResult) -> Result<(), RunnerError> {
Dec 19 11:56:07.700 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.700 INFO [stderr] 
Dec 19 11:56:07.700 INFO [stderr] warning: function is never used: `register_array_object`
Dec 19 11:56:07.700 INFO [stderr]  --> src/reader/jvm/gc.rs:5:1
Dec 19 11:56:07.700 INFO [stderr]   |
Dec 19 11:56:07.700 INFO [stderr] 5 | pub fn register_array_object(_runtime: &mut Runtime, _obj: &Rc<ArrayObject>) {
Dec 19 11:56:07.700 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.700 INFO [stderr] 
Dec 19 11:56:07.845 INFO [stderr] warning: constant item is never used: `ACC_PRIVATE`
Dec 19 11:56:07.845 INFO [stderr]   --> src/reader/class_reader.rs:91:1
Dec 19 11:56:07.845 INFO [stderr]    |
Dec 19 11:56:07.845 INFO [stderr] 91 | pub const ACC_PRIVATE: u16 = 0x0002;
Dec 19 11:56:07.845 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.845 INFO [stderr]    |
Dec 19 11:56:07.845 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 11:56:07.845 INFO [stderr] 
Dec 19 11:56:07.845 INFO [stderr] warning: constant item is never used: `ACC_PROTECTED`
Dec 19 11:56:07.845 INFO [stderr]   --> src/reader/class_reader.rs:92:1
Dec 19 11:56:07.845 INFO [stderr]    |
Dec 19 11:56:07.845 INFO [stderr] 92 | pub const ACC_PROTECTED: u16 = 0x0004;
Dec 19 11:56:07.845 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.845 INFO [stderr] 
Dec 19 11:56:07.845 INFO [stderr] warning: constant item is never used: `ACC_FINAL`
Dec 19 11:56:07.845 INFO [stderr]   --> src/reader/class_reader.rs:94:1
Dec 19 11:56:07.845 INFO [stderr]    |
Dec 19 11:56:07.845 INFO [stderr] 94 | pub const ACC_FINAL: u16 = 0x0010;
Dec 19 11:56:07.845 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.845 INFO [stderr] 
Dec 19 11:56:07.845 INFO [stderr] warning: constant item is never used: `ACC_VOLATILE`
Dec 19 11:56:07.845 INFO [stderr]   --> src/reader/class_reader.rs:95:1
Dec 19 11:56:07.845 INFO [stderr]    |
Dec 19 11:56:07.845 INFO [stderr] 95 | pub const ACC_VOLATILE: u16 = 0x0040;
Dec 19 11:56:07.845 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.845 INFO [stderr] 
Dec 19 11:56:07.845 INFO [stderr] warning: constant item is never used: `ACC_TRANSIENT`
Dec 19 11:56:07.845 INFO [stderr]   --> src/reader/class_reader.rs:96:1
Dec 19 11:56:07.845 INFO [stderr]    |
Dec 19 11:56:07.845 INFO [stderr] 96 | pub const ACC_TRANSIENT: u16 = 0x0080;
Dec 19 11:56:07.845 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.845 INFO [stderr] 
Dec 19 11:56:07.845 INFO [stderr] warning: constant item is never used: `ACC_ABSTRACT`
Dec 19 11:56:07.845 INFO [stderr]   --> src/reader/class_reader.rs:98:1
Dec 19 11:56:07.845 INFO [stderr]    |
Dec 19 11:56:07.845 INFO [stderr] 98 | pub const ACC_ABSTRACT: u16 = 0x400;
Dec 19 11:56:07.845 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.845 INFO [stderr] 
Dec 19 11:56:07.845 INFO [stderr] warning: constant item is never used: `ACC_SYNTHETIC`
Dec 19 11:56:07.845 INFO [stderr]   --> src/reader/class_reader.rs:99:1
Dec 19 11:56:07.845 INFO [stderr]    |
Dec 19 11:56:07.845 INFO [stderr] 99 | pub const ACC_SYNTHETIC: u16 = 0x1000;
Dec 19 11:56:07.845 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.845 INFO [stderr] 
Dec 19 11:56:07.845 INFO [stderr] warning: constant item is never used: `ACC_ENUM`
Dec 19 11:56:07.845 INFO [stderr]    --> src/reader/class_reader.rs:100:1
Dec 19 11:56:07.845 INFO [stderr]     |
Dec 19 11:56:07.845 INFO [stderr] 100 | pub const ACC_ENUM: u16 = 0x4000;
Dec 19 11:56:07.845 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.845 INFO [stderr] 
Dec 19 11:56:07.846 INFO [stderr] warning: function is never used: `run`
Dec 19 11:56:07.846 INFO [stderr]    --> src/reader/runner.rs:410:1
Dec 19 11:56:07.846 INFO [stderr]     |
Dec 19 11:56:07.846 INFO [stderr] 410 | pub fn run(class_paths: &Vec<String>, jars: Vec<zip::ZipArchive<File>>, class: &ClassResult) -> Result<(), RunnerError> {
Dec 19 11:56:07.846 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.846 INFO [stderr] 
Dec 19 11:56:07.847 INFO [stderr] warning: function is never used: `register_array_object`
Dec 19 11:56:07.847 INFO [stderr]  --> src/reader/jvm/gc.rs:5:1
Dec 19 11:56:07.847 INFO [stderr]   |
Dec 19 11:56:07.847 INFO [stderr] 5 | pub fn register_array_object(_runtime: &mut Runtime, _obj: &Rc<ArrayObject>) {
Dec 19 11:56:07.847 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:07.847 INFO [stderr] 
Dec 19 11:56:11.132 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.79s
Dec 19 11:56:11.457 INFO running `"docker" "inspect" "c62714a6c3d170bc1cf1138825300e8d9175fd124eea267b04a8e9c3b196d5fc"`
Dec 19 11:56:11.564 INFO running `"docker" "rm" "-f" "c62714a6c3d170bc1cf1138825300e8d9175fd124eea267b04a8e9c3b196d5fc"`
Dec 19 11:56:11.730 INFO [stdout] c62714a6c3d170bc1cf1138825300e8d9175fd124eea267b04a8e9c3b196d5fc