Dec 19 11:55:55.219 INFO checking nerd2/rjvm against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 11:55:55.219 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:55:55.692 INFO [stdout] 72e6eed561ebd8f7e04216bcd9fd479fba4fb7e6632df98825a39b12a847f588
Dec 19 11:55:55.694 INFO running `"docker" "start" "-a" "72e6eed561ebd8f7e04216bcd9fd479fba4fb7e6632df98825a39b12a847f588"`
Dec 19 11:55:57.424 INFO [stderr]     Checking podio v0.1.5
Dec 19 11:55:57.428 INFO [stderr]     Checking checksum v0.2.1
Dec 19 11:55:57.428 INFO [stderr]     Checking assert_approx_eq v1.0.0
Dec 19 11:55:57.428 INFO [stderr]    Compiling bzip2-sys v0.1.6
Dec 19 11:55:57.432 INFO [stderr]     Checking msdos_time v0.1.5
Dec 19 11:55:57.432 INFO [stderr]     Checking os_type v1.0.0
Dec 19 11:56:00.006 INFO [stderr]     Checking bzip2 v0.3.2
Dec 19 11:56:00.525 INFO [stderr]     Checking zip v0.2.6
Dec 19 11:56:01.204 INFO [stderr]     Checking rjvm v0.1.0 (/opt/crater/workdir)
Dec 19 11:56:02.060 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 11:56:02.060 INFO [stderr]   --> src/reader/builtins/mod.rs:12:19
Dec 19 11:56:02.060 INFO [stderr]    |
Dec 19 11:56:02.060 INFO [stderr] 12 |         return Ok((true));
Dec 19 11:56:02.060 INFO [stderr]    |                   ^^^^^^ help: remove these parentheses
Dec 19 11:56:02.060 INFO [stderr]    |
Dec 19 11:56:02.060 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 11:56:02.060 INFO [stderr] 
Dec 19 11:56:02.060 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 11:56:02.060 INFO [stderr]   --> src/reader/builtins/mod.rs:15:19
Dec 19 11:56:02.060 INFO [stderr]    |
Dec 19 11:56:02.060 INFO [stderr] 15 |         return Ok((true));
Dec 19 11:56:02.060 INFO [stderr]    |                   ^^^^^^ help: remove these parentheses
Dec 19 11:56:02.060 INFO [stderr] 
Dec 19 11:56:02.061 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 11:56:02.061 INFO [stderr]   --> src/reader/builtins/mod.rs:18:19
Dec 19 11:56:02.061 INFO [stderr]    |
Dec 19 11:56:02.061 INFO [stderr] 18 |         return Ok((true));
Dec 19 11:56:02.061 INFO [stderr]    |                   ^^^^^^ help: remove these parentheses
Dec 19 11:56:02.061 INFO [stderr] 
Dec 19 11:56:02.260 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 11:56:02.260 INFO [stderr]   --> src/reader/builtins/mod.rs:12:19
Dec 19 11:56:02.260 INFO [stderr]    |
Dec 19 11:56:02.260 INFO [stderr] 12 |         return Ok((true));
Dec 19 11:56:02.260 INFO [stderr]    |                   ^^^^^^ help: remove these parentheses
Dec 19 11:56:02.260 INFO [stderr]    |
Dec 19 11:56:02.260 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 11:56:02.260 INFO [stderr] 
Dec 19 11:56:02.260 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 11:56:02.260 INFO [stderr]   --> src/reader/builtins/mod.rs:15:19
Dec 19 11:56:02.260 INFO [stderr]    |
Dec 19 11:56:02.260 INFO [stderr] 15 |         return Ok((true));
Dec 19 11:56:02.260 INFO [stderr]    |                   ^^^^^^ help: remove these parentheses
Dec 19 11:56:02.260 INFO [stderr] 
Dec 19 11:56:02.260 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 11:56:02.260 INFO [stderr]   --> src/reader/builtins/mod.rs:18:19
Dec 19 11:56:02.260 INFO [stderr]    |
Dec 19 11:56:02.260 INFO [stderr] 18 |         return Ok((true));
Dec 19 11:56:02.260 INFO [stderr]    |                   ^^^^^^ help: remove these parentheses
Dec 19 11:56:02.260 INFO [stderr] 
Dec 19 11:56:05.892 INFO [stderr] warning: constant item is never used: `ACC_PRIVATE`
Dec 19 11:56:05.892 INFO [stderr]   --> src/reader/class_reader.rs:91:1
Dec 19 11:56:05.892 INFO [stderr]    |
Dec 19 11:56:05.892 INFO [stderr] 91 | pub const ACC_PRIVATE: u16 = 0x0002;
Dec 19 11:56:05.892 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:05.892 INFO [stderr]    |
Dec 19 11:56:05.892 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 11:56:05.892 INFO [stderr] 
Dec 19 11:56:05.892 INFO [stderr] warning: constant item is never used: `ACC_PROTECTED`
Dec 19 11:56:05.892 INFO [stderr]   --> src/reader/class_reader.rs:92:1
Dec 19 11:56:05.892 INFO [stderr]    |
Dec 19 11:56:05.892 INFO [stderr] 92 | pub const ACC_PROTECTED: u16 = 0x0004;
Dec 19 11:56:05.892 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:05.892 INFO [stderr] 
Dec 19 11:56:05.892 INFO [stderr] warning: constant item is never used: `ACC_FINAL`
Dec 19 11:56:05.892 INFO [stderr]   --> src/reader/class_reader.rs:94:1
Dec 19 11:56:05.892 INFO [stderr]    |
Dec 19 11:56:05.892 INFO [stderr] 94 | pub const ACC_FINAL: u16 = 0x0010;
Dec 19 11:56:05.892 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:05.892 INFO [stderr] 
Dec 19 11:56:05.892 INFO [stderr] warning: constant item is never used: `ACC_VOLATILE`
Dec 19 11:56:05.892 INFO [stderr]   --> src/reader/class_reader.rs:95:1
Dec 19 11:56:05.892 INFO [stderr]    |
Dec 19 11:56:05.892 INFO [stderr] 95 | pub const ACC_VOLATILE: u16 = 0x0040;
Dec 19 11:56:05.892 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:05.892 INFO [stderr] 
Dec 19 11:56:05.892 INFO [stderr] warning: constant item is never used: `ACC_TRANSIENT`
Dec 19 11:56:05.892 INFO [stderr]   --> src/reader/class_reader.rs:96:1
Dec 19 11:56:05.892 INFO [stderr]    |
Dec 19 11:56:05.893 INFO [stderr] 96 | pub const ACC_TRANSIENT: u16 = 0x0080;
Dec 19 11:56:05.893 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:05.893 INFO [stderr] 
Dec 19 11:56:05.893 INFO [stderr] warning: constant item is never used: `ACC_ABSTRACT`
Dec 19 11:56:05.893 INFO [stderr]   --> src/reader/class_reader.rs:98:1
Dec 19 11:56:05.893 INFO [stderr]    |
Dec 19 11:56:05.893 INFO [stderr] 98 | pub const ACC_ABSTRACT: u16 = 0x400;
Dec 19 11:56:05.893 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:05.893 INFO [stderr] 
Dec 19 11:56:05.893 INFO [stderr] warning: constant item is never used: `ACC_SYNTHETIC`
Dec 19 11:56:05.893 INFO [stderr]   --> src/reader/class_reader.rs:99:1
Dec 19 11:56:05.893 INFO [stderr]    |
Dec 19 11:56:05.893 INFO [stderr] 99 | pub const ACC_SYNTHETIC: u16 = 0x1000;
Dec 19 11:56:05.893 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:05.893 INFO [stderr] 
Dec 19 11:56:05.893 INFO [stderr] warning: constant item is never used: `ACC_ENUM`
Dec 19 11:56:05.893 INFO [stderr]    --> src/reader/class_reader.rs:100:1
Dec 19 11:56:05.893 INFO [stderr]     |
Dec 19 11:56:05.893 INFO [stderr] 100 | pub const ACC_ENUM: u16 = 0x4000;
Dec 19 11:56:05.893 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:05.893 INFO [stderr] 
Dec 19 11:56:05.893 INFO [stderr] warning: function is never used: `run`
Dec 19 11:56:05.893 INFO [stderr]    --> src/reader/runner.rs:410:1
Dec 19 11:56:05.893 INFO [stderr]     |
Dec 19 11:56:05.893 INFO [stderr] 410 | pub fn run(class_paths: &Vec<String>, jars: Vec<zip::ZipArchive<File>>, class: &ClassResult) -> Result<(), RunnerError> {
Dec 19 11:56:05.893 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:05.893 INFO [stderr] 
Dec 19 11:56:05.893 INFO [stderr] warning: function is never used: `register_array_object`
Dec 19 11:56:05.893 INFO [stderr]  --> src/reader/jvm/gc.rs:5:1
Dec 19 11:56:05.893 INFO [stderr]   |
Dec 19 11:56:05.893 INFO [stderr] 5 | pub fn register_array_object(_runtime: &mut Runtime, _obj: &Rc<ArrayObject>) {
Dec 19 11:56:05.893 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:05.893 INFO [stderr] 
Dec 19 11:56:06.368 INFO [stderr] warning: constant item is never used: `ACC_PRIVATE`
Dec 19 11:56:06.368 INFO [stderr]   --> src/reader/class_reader.rs:91:1
Dec 19 11:56:06.368 INFO [stderr]    |
Dec 19 11:56:06.368 INFO [stderr] 91 | pub const ACC_PRIVATE: u16 = 0x0002;
Dec 19 11:56:06.368 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:06.368 INFO [stderr]    |
Dec 19 11:56:06.368 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 11:56:06.368 INFO [stderr] 
Dec 19 11:56:06.368 INFO [stderr] warning: constant item is never used: `ACC_PROTECTED`
Dec 19 11:56:06.368 INFO [stderr]   --> src/reader/class_reader.rs:92:1
Dec 19 11:56:06.368 INFO [stderr]    |
Dec 19 11:56:06.368 INFO [stderr] 92 | pub const ACC_PROTECTED: u16 = 0x0004;
Dec 19 11:56:06.368 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:06.368 INFO [stderr] 
Dec 19 11:56:06.368 INFO [stderr] warning: constant item is never used: `ACC_FINAL`
Dec 19 11:56:06.368 INFO [stderr]   --> src/reader/class_reader.rs:94:1
Dec 19 11:56:06.368 INFO [stderr]    |
Dec 19 11:56:06.368 INFO [stderr] 94 | pub const ACC_FINAL: u16 = 0x0010;
Dec 19 11:56:06.368 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:06.368 INFO [stderr] 
Dec 19 11:56:06.368 INFO [stderr] warning: constant item is never used: `ACC_VOLATILE`
Dec 19 11:56:06.368 INFO [stderr]   --> src/reader/class_reader.rs:95:1
Dec 19 11:56:06.368 INFO [stderr]    |
Dec 19 11:56:06.368 INFO [stderr] 95 | pub const ACC_VOLATILE: u16 = 0x0040;
Dec 19 11:56:06.368 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:06.368 INFO [stderr] 
Dec 19 11:56:06.368 INFO [stderr] warning: constant item is never used: `ACC_TRANSIENT`
Dec 19 11:56:06.368 INFO [stderr]   --> src/reader/class_reader.rs:96:1
Dec 19 11:56:06.368 INFO [stderr]    |
Dec 19 11:56:06.368 INFO [stderr] 96 | pub const ACC_TRANSIENT: u16 = 0x0080;
Dec 19 11:56:06.368 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:06.368 INFO [stderr] 
Dec 19 11:56:06.368 INFO [stderr] warning: constant item is never used: `ACC_ABSTRACT`
Dec 19 11:56:06.368 INFO [stderr]   --> src/reader/class_reader.rs:98:1
Dec 19 11:56:06.369 INFO [stderr]    |
Dec 19 11:56:06.369 INFO [stderr] 98 | pub const ACC_ABSTRACT: u16 = 0x400;
Dec 19 11:56:06.369 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:06.369 INFO [stderr] 
Dec 19 11:56:06.369 INFO [stderr] warning: constant item is never used: `ACC_SYNTHETIC`
Dec 19 11:56:06.369 INFO [stderr]   --> src/reader/class_reader.rs:99:1
Dec 19 11:56:06.370 INFO [stderr]    |
Dec 19 11:56:06.370 INFO [stderr] 99 | pub const ACC_SYNTHETIC: u16 = 0x1000;
Dec 19 11:56:06.370 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:06.370 INFO [stderr] 
Dec 19 11:56:06.370 INFO [stderr] warning: constant item is never used: `ACC_ENUM`
Dec 19 11:56:06.370 INFO [stderr]    --> src/reader/class_reader.rs:100:1
Dec 19 11:56:06.370 INFO [stderr]     |
Dec 19 11:56:06.370 INFO [stderr] 100 | pub const ACC_ENUM: u16 = 0x4000;
Dec 19 11:56:06.370 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:06.371 INFO [stderr] 
Dec 19 11:56:06.371 INFO [stderr] warning: function is never used: `run`
Dec 19 11:56:06.371 INFO [stderr]    --> src/reader/runner.rs:410:1
Dec 19 11:56:06.371 INFO [stderr]     |
Dec 19 11:56:06.371 INFO [stderr] 410 | pub fn run(class_paths: &Vec<String>, jars: Vec<zip::ZipArchive<File>>, class: &ClassResult) -> Result<(), RunnerError> {
Dec 19 11:56:06.373 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:06.373 INFO [stderr] 
Dec 19 11:56:06.373 INFO [stderr] warning: function is never used: `register_array_object`
Dec 19 11:56:06.373 INFO [stderr]  --> src/reader/jvm/gc.rs:5:1
Dec 19 11:56:06.373 INFO [stderr]   |
Dec 19 11:56:06.373 INFO [stderr] 5 | pub fn register_array_object(_runtime: &mut Runtime, _obj: &Rc<ArrayObject>) {
Dec 19 11:56:06.374 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:56:06.380 INFO [stderr] 
Dec 19 11:56:09.957 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.68s
Dec 19 11:56:11.040 INFO running `"docker" "inspect" "72e6eed561ebd8f7e04216bcd9fd479fba4fb7e6632df98825a39b12a847f588"`
Dec 19 11:56:11.186 INFO running `"docker" "rm" "-f" "72e6eed561ebd8f7e04216bcd9fd479fba4fb7e6632df98825a39b12a847f588"`
Dec 19 11:56:11.300 INFO [stdout] 72e6eed561ebd8f7e04216bcd9fd479fba4fb7e6632df98825a39b12a847f588