Dec 05 12:08:46.537 INFO checking hlua-0.4.1 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 12:08:46.537 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 05 12:08:46.915 INFO [stdout] d74bea825d2d2c0a887c95591e6ba67de0d16d6770546137b84934305e6af849
Dec 05 12:08:46.917 INFO running `"docker" "start" "-a" "d74bea825d2d2c0a887c95591e6ba67de0d16d6770546137b84934305e6af849"`
Dec 05 12:08:48.122 INFO [stderr] usermod: no changes
Dec 05 12:08:48.202 INFO [stderr]    Compiling lua52-sys v0.1.2
Dec 05 12:08:52.811 INFO [stderr]     Checking hlua v0.4.1 (/source)
Dec 05 12:08:53.802 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 05 12:08:53.802 INFO [stderr]   --> src/rust_tables.rs:24:39
Dec 05 12:08:53.802 INFO [stderr]    |
Dec 05 12:08:53.802 INFO [stderr] 24 |     for (elem, index) in iterator.zip((1..)) {
Dec 05 12:08:53.802 INFO [stderr]    |                                       ^^^^^ help: remove these parentheses
Dec 05 12:08:53.807 INFO [stderr]    |
Dec 05 12:08:53.807 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 05 12:08:53.807 INFO [stderr] 
Dec 05 12:08:53.829 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 05 12:08:53.829 INFO [stderr]    --> src/lua_functions.rs:461:84
Dec 05 12:08:53.829 INFO [stderr]     |
Dec 05 12:08:53.829 INFO [stderr] 461 |         let val: i32 = lua.get::<LuaFunction<_>, _>("foo").unwrap().call_with_args((3)).unwrap();
Dec 05 12:08:53.829 INFO [stderr]     |                                                                                    ^^^ help: remove these parentheses
Dec 05 12:08:53.829 INFO [stderr]     |
Dec 05 12:08:53.834 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 05 12:08:53.835 INFO [stderr] 
Dec 05 12:08:53.835 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 05 12:08:53.835 INFO [stderr]   --> src/rust_tables.rs:24:39
Dec 05 12:08:53.835 INFO [stderr]    |
Dec 05 12:08:53.835 INFO [stderr] 24 |     for (elem, index) in iterator.zip((1..)) {
Dec 05 12:08:53.835 INFO [stderr]    |                                       ^^^^^ help: remove these parentheses
Dec 05 12:08:53.835 INFO [stderr] 
Dec 05 12:08:54.903 INFO [stderr] warning: variable does not need to be mutable
Dec 05 12:08:54.903 INFO [stderr]    --> src/functions_write.rs:368:26
Dec 05 12:08:54.903 INFO [stderr]     |
Dec 05 12:08:54.903 INFO [stderr] 368 |     fn push_to_lua(self, mut lua: &'a mut InsideCallback) -> Result<PushGuard<&'a mut InsideCallback>, (P, &'a mut InsideCallback)> {
Dec 05 12:08:54.903 INFO [stderr]     |                          ----^^^
Dec 05 12:08:54.903 INFO [stderr]     |                          |
Dec 05 12:08:54.903 INFO [stderr]     |                          help: remove this `mut`
Dec 05 12:08:54.903 INFO [stderr]     |
Dec 05 12:08:54.903 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 05 12:08:54.903 INFO [stderr] 
Dec 05 12:08:54.956 INFO [stderr] warning: variable does not need to be mutable
Dec 05 12:08:54.956 INFO [stderr]    --> src/userdata.rs:124:33
Dec 05 12:08:54.956 INFO [stderr]     |
Dec 05 12:08:54.956 INFO [stderr] 124 | pub fn read_userdata<'t, 'c, T>(mut lua: &'c mut InsideCallback,
Dec 05 12:08:54.956 INFO [stderr]     |                                 ----^^^
Dec 05 12:08:54.956 INFO [stderr]     |                                 |
Dec 05 12:08:54.956 INFO [stderr]     |                                 help: remove this `mut`
Dec 05 12:08:54.956 INFO [stderr] 
Dec 05 12:08:55.303 INFO [stderr] warning: variable does not need to be mutable
Dec 05 12:08:55.303 INFO [stderr]    --> src/functions_write.rs:368:26
Dec 05 12:08:55.303 INFO [stderr]     |
Dec 05 12:08:55.303 INFO [stderr] 368 |     fn push_to_lua(self, mut lua: &'a mut InsideCallback) -> Result<PushGuard<&'a mut InsideCallback>, (P, &'a mut InsideCallback)> {
Dec 05 12:08:55.303 INFO [stderr]     |                          ----^^^
Dec 05 12:08:55.303 INFO [stderr]     |                          |
Dec 05 12:08:55.303 INFO [stderr]     |                          help: remove this `mut`
Dec 05 12:08:55.303 INFO [stderr]     |
Dec 05 12:08:55.303 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 05 12:08:55.303 INFO [stderr] 
Dec 05 12:08:55.729 INFO [stderr] warning: variable does not need to be mutable
Dec 05 12:08:55.729 INFO [stderr]    --> src/userdata.rs:124:33
Dec 05 12:08:55.729 INFO [stderr]     |
Dec 05 12:08:55.729 INFO [stderr] 124 | pub fn read_userdata<'t, 'c, T>(mut lua: &'c mut InsideCallback,
Dec 05 12:08:55.729 INFO [stderr]     |                                 ----^^^
Dec 05 12:08:55.729 INFO [stderr]     |                                 |
Dec 05 12:08:55.729 INFO [stderr]     |                                 help: remove this `mut`
Dec 05 12:08:55.729 INFO [stderr] 
Dec 05 12:08:56.680 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.53s
Dec 05 12:08:56.683 INFO [stderr] su: No module specific data is present
Dec 05 12:08:57.039 INFO running `"docker" "inspect" "d74bea825d2d2c0a887c95591e6ba67de0d16d6770546137b84934305e6af849"`
Dec 05 12:08:57.435 INFO running `"docker" "rm" "-f" "d74bea825d2d2c0a887c95591e6ba67de0d16d6770546137b84934305e6af849"`
Dec 05 12:08:57.702 INFO [stdout] d74bea825d2d2c0a887c95591e6ba67de0d16d6770546137b84934305e6af849