Dec 04 15:01:58.133 INFO checking lolzballs/rust-jvm against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 15:01:58.133 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 15:01:58.658 INFO [stdout] d858dc4d7731b054f352978a7a91751d3c599e8741cd8f61e25cb3fc9af4cfe2
Dec 04 15:01:58.658 INFO running `"docker" "start" "-a" "d858dc4d7731b054f352978a7a91751d3c599e8741cd8f61e25cb3fc9af4cfe2"`
Dec 04 15:02:00.208 INFO [stderr] usermod: no changes
Dec 04 15:02:00.727 INFO [stderr]    Compiling rust_jvm v0.1.0 (/source)
Dec 04 15:02:12.860 INFO [stderr] warning: unused variable: `length`
Dec 04 15:02:12.860 INFO [stderr]   --> src/model/info/attribute.rs:42:30
Dec 04 15:02:12.860 INFO [stderr]    |
Dec 04 15:02:12.860 INFO [stderr] 42 |             Constant::Utf8 { length, ref value } => value,
Dec 04 15:02:12.860 INFO [stderr]    |                              ^^^^^^ help: try ignoring the field: `length: _`
Dec 04 15:02:12.860 INFO [stderr]    |
Dec 04 15:02:12.860 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 15:02:12.860 INFO [stderr] 
Dec 04 15:02:12.861 INFO [stderr] warning: unused variable: `length`
Dec 04 15:02:12.861 INFO [stderr]    --> src/vm/constant_pool.rs:136:30
Dec 04 15:02:12.861 INFO [stderr]     |
Dec 04 15:02:12.861 INFO [stderr] 136 |             Constant::Utf8 { length, ref value } => value,
Dec 04 15:02:12.861 INFO [stderr]     |                              ^^^^^^ help: try ignoring the field: `length: _`
Dec 04 15:02:12.861 INFO [stderr] 
Dec 04 15:02:12.867 INFO [stderr] warning: unused variable: `length`
Dec 04 15:02:12.867 INFO [stderr]   --> src/model/info/attribute.rs:42:30
Dec 04 15:02:12.867 INFO [stderr]    |
Dec 04 15:02:12.867 INFO [stderr] 42 |             Constant::Utf8 { length, ref value } => value,
Dec 04 15:02:12.867 INFO [stderr]    |                              ^^^^^^ help: try ignoring the field: `length: _`
Dec 04 15:02:12.867 INFO [stderr]    |
Dec 04 15:02:12.867 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 15:02:12.867 INFO [stderr] 
Dec 04 15:02:12.867 INFO [stderr] warning: unused variable: `length`
Dec 04 15:02:12.867 INFO [stderr]    --> src/vm/constant_pool.rs:136:30
Dec 04 15:02:12.867 INFO [stderr]     |
Dec 04 15:02:12.867 INFO [stderr] 136 |             Constant::Utf8 { length, ref value } => value,
Dec 04 15:02:12.867 INFO [stderr]     |                              ^^^^^^ help: try ignoring the field: `length: _`
Dec 04 15:02:12.867 INFO [stderr] 
Dec 04 15:02:12.993 INFO [stderr] warning: variable does not need to be mutable
Dec 04 15:02:12.994 INFO [stderr]    --> src/vm/class.rs:180:13
Dec 04 15:02:12.994 INFO [stderr]     |
Dec 04 15:02:12.994 INFO [stderr] 180 |         let mut map = map_opt.as_mut().unwrap();
Dec 04 15:02:12.994 INFO [stderr]     |             ----^^^
Dec 04 15:02:12.994 INFO [stderr]     |             |
Dec 04 15:02:12.994 INFO [stderr]     |             help: remove this `mut`
Dec 04 15:02:12.994 INFO [stderr]     |
Dec 04 15:02:12.994 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 15:02:12.994 INFO [stderr] 
Dec 04 15:02:13.007 INFO [stderr] warning: variable does not need to be mutable
Dec 04 15:02:13.007 INFO [stderr]    --> src/vm/class.rs:180:13
Dec 04 15:02:13.007 INFO [stderr]     |
Dec 04 15:02:13.007 INFO [stderr] 180 |         let mut map = map_opt.as_mut().unwrap();
Dec 04 15:02:13.007 INFO [stderr]     |             ----^^^
Dec 04 15:02:13.007 INFO [stderr]     |             |
Dec 04 15:02:13.007 INFO [stderr]     |             help: remove this `mut`
Dec 04 15:02:13.007 INFO [stderr]     |
Dec 04 15:02:13.007 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 15:02:13.007 INFO [stderr] 
Dec 04 15:02:13.935 INFO [stderr]     Checking rjni_runtime v0.1.0 (/source/librjni)
Dec 04 15:02:16.056 INFO [stderr] warning: unused variable: `argv`
Dec 04 15:02:16.056 INFO [stderr]   --> librjni/src/system.rs:27:51
Dec 04 15:02:16.056 INFO [stderr]    |
Dec 04 15:02:16.056 INFO [stderr] 27 |                                                   argv: *const Value)
Dec 04 15:02:16.056 INFO [stderr]    |                                                   ^^^^ help: consider using `_argv` instead
Dec 04 15:02:16.056 INFO [stderr]    |
Dec 04 15:02:16.056 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 15:02:16.056 INFO [stderr] 
Dec 04 15:02:16.199 INFO [stderr] warning: unused variable: `argv`
Dec 04 15:02:16.199 INFO [stderr]   --> librjni/src/system.rs:27:51
Dec 04 15:02:16.199 INFO [stderr]    |
Dec 04 15:02:16.199 INFO [stderr] 27 |                                                   argv: *const Value)
Dec 04 15:02:16.199 INFO [stderr]    |                                                   ^^^^ help: consider using `_argv` instead
Dec 04 15:02:16.199 INFO [stderr]    |
Dec 04 15:02:16.199 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 15:02:16.199 INFO [stderr] 
Dec 04 15:02:16.412 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.17s
Dec 04 15:02:16.418 INFO [stderr] su: No module specific data is present
Dec 04 15:02:17.891 INFO running `"docker" "inspect" "d858dc4d7731b054f352978a7a91751d3c599e8741cd8f61e25cb3fc9af4cfe2"`
Dec 04 15:02:18.281 INFO running `"docker" "rm" "-f" "d858dc4d7731b054f352978a7a91751d3c599e8741cd8f61e25cb3fc9af4cfe2"`
Dec 04 15:02:18.635 INFO [stdout] d858dc4d7731b054f352978a7a91751d3c599e8741cd8f61e25cb3fc9af4cfe2