Dec 15 14:36:59.715 INFO testing flu-0.0.2 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 14:36:59.715 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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 15 14:37:00.203 INFO [stdout] 0dd76ca8b09dbb0ec432a1d29c14f77ea5299f0b51e1f95aef08812b13f9dd76
Dec 15 14:37:00.205 INFO running `"docker" "start" "-a" "0dd76ca8b09dbb0ec432a1d29c14f77ea5299f0b51e1f95aef08812b13f9dd76"`
Dec 15 14:37:01.107 INFO [stderr] usermod: no changes
Dec 15 14:37:01.195 INFO [stderr]    Compiling flu v0.0.2 (/source)
Dec 15 14:37:01.915 INFO [stderr] warning: use of deprecated item 'gcc::Config': gcc::Config has been renamed to gcc::Build
Dec 15 14:37:01.915 INFO [stderr]   --> build.rs:10:5
Dec 15 14:37:01.915 INFO [stderr]    |
Dec 15 14:37:01.915 INFO [stderr] 10 |     gcc::Config::new()
Dec 15 14:37:01.915 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 15 14:37:01.915 INFO [stderr]    |
Dec 15 14:37:01.915 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 15 14:37:01.915 INFO [stderr] 
Dec 15 14:37:01.915 INFO [stderr] warning: use of deprecated item 'gcc::Build::new': crate has been renamed to `cc`, the `gcc` name is not maintained
Dec 15 14:37:01.915 INFO [stderr]   --> build.rs:10:5
Dec 15 14:37:01.915 INFO [stderr]    |
Dec 15 14:37:01.915 INFO [stderr] 10 |     gcc::Config::new()
Dec 15 14:37:01.915 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 15 14:37:01.915 INFO [stderr] 
Dec 15 14:37:06.410 INFO [stderr] warning: unused macro definition
Dec 15 14:37:06.411 INFO [stderr]   --> src/lib.rs:5:1
Dec 15 14:37:06.411 INFO [stderr]    |
Dec 15 14:37:06.411 INFO [stderr] 5  | / macro_rules! assert_enum {
Dec 15 14:37:06.411 INFO [stderr] 6  | |     (@as_expr $e:expr) => {$e};
Dec 15 14:37:06.411 INFO [stderr] 7  | |     (@as_pat $p:pat) => {$p};
Dec 15 14:37:06.411 INFO [stderr] 8  | |     ($left:expr, $($right:tt)*) => (
Dec 15 14:37:06.411 INFO [stderr] ...  |
Dec 15 14:37:06.411 INFO [stderr] 21 | |     )
Dec 15 14:37:06.411 INFO [stderr] 22 | | }
Dec 15 14:37:06.411 INFO [stderr]    | |_^
Dec 15 14:37:06.411 INFO [stderr]    |
Dec 15 14:37:06.411 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 15 14:37:06.411 INFO [stderr] 
Dec 15 14:37:06.411 INFO [stderr] warning: unused import: `LuaRef`
Dec 15 14:37:06.411 INFO [stderr]  --> src/stack/push.rs:3:5
Dec 15 14:37:06.411 INFO [stderr]   |
Dec 15 14:37:06.411 INFO [stderr] 3 | use LuaRef;
Dec 15 14:37:06.411 INFO [stderr]   |     ^^^^^^
Dec 15 14:37:06.411 INFO [stderr]   |
Dec 15 14:37:06.411 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 15 14:37:06.411 INFO [stderr] 
Dec 15 14:37:06.412 INFO [stderr] warning: unused import: `LuaValue`
Dec 15 14:37:06.412 INFO [stderr]  --> src/stack/read.rs:2:5
Dec 15 14:37:06.412 INFO [stderr]   |
Dec 15 14:37:06.412 INFO [stderr] 2 | use LuaValue;
Dec 15 14:37:06.412 INFO [stderr]   |     ^^^^^^^^
Dec 15 14:37:06.412 INFO [stderr] 
Dec 15 14:37:06.412 INFO [stderr] warning: unused import: `LuaRef`
Dec 15 14:37:06.412 INFO [stderr]  --> src/stack/read.rs:3:5
Dec 15 14:37:06.412 INFO [stderr]   |
Dec 15 14:37:06.412 INFO [stderr] 3 | use LuaRef;
Dec 15 14:37:06.412 INFO [stderr]   |     ^^^^^^
Dec 15 14:37:06.412 INFO [stderr] 
Dec 15 14:37:06.412 INFO [stderr] warning: unused import: `nil`
Dec 15 14:37:06.412 INFO [stderr]  --> src/stack/read.rs:5:5
Dec 15 14:37:06.412 INFO [stderr]   |
Dec 15 14:37:06.412 INFO [stderr] 5 | use nil;
Dec 15 14:37:06.412 INFO [stderr]   |     ^^^
Dec 15 14:37:06.412 INFO [stderr] 
Dec 15 14:37:06.412 INFO [stderr] warning: unused import: `LuaValue`
Dec 15 14:37:06.412 INFO [stderr]  --> src/stack/size.rs:2:5
Dec 15 14:37:06.412 INFO [stderr]   |
Dec 15 14:37:06.412 INFO [stderr] 2 | use LuaValue;
Dec 15 14:37:06.412 INFO [stderr]   |     ^^^^^^^^
Dec 15 14:37:06.412 INFO [stderr] 
Dec 15 14:37:06.412 INFO [stderr] warning: unused import: `LuaRef`
Dec 15 14:37:06.412 INFO [stderr]  --> src/stack/size.rs:3:5
Dec 15 14:37:06.412 INFO [stderr]   |
Dec 15 14:37:06.412 INFO [stderr] 3 | use LuaRef;
Dec 15 14:37:06.412 INFO [stderr]   |     ^^^^^^
Dec 15 14:37:06.412 INFO [stderr] 
Dec 15 14:37:06.412 INFO [stderr] warning: unused import: `nil`
Dec 15 14:37:06.412 INFO [stderr]  --> src/collections/table.rs:5:5
Dec 15 14:37:06.412 INFO [stderr]   |
Dec 15 14:37:06.412 INFO [stderr] 5 | use nil;
Dec 15 14:37:06.412 INFO [stderr]   |     ^^^
Dec 15 14:37:06.412 INFO [stderr] 
Dec 15 14:37:06.412 INFO [stderr] warning: unused import: `std::mem`
Dec 15 14:37:06.412 INFO [stderr]   --> src/collections/table.rs:14:5
Dec 15 14:37:06.412 INFO [stderr]    |
Dec 15 14:37:06.412 INFO [stderr] 14 | use std::mem;
Dec 15 14:37:06.412 INFO [stderr]    |     ^^^^^^^^
Dec 15 14:37:06.412 INFO [stderr] 
Dec 15 14:37:06.412 INFO [stderr] warning: unused import: `Table`
Dec 15 14:37:06.412 INFO [stderr]  --> src/context.rs:3:5
Dec 15 14:37:06.412 INFO [stderr]   |
Dec 15 14:37:06.412 INFO [stderr] 3 | use Table;
Dec 15 14:37:06.412 INFO [stderr]   |     ^^^^^
Dec 15 14:37:06.412 INFO [stderr] 
Dec 15 14:37:06.419 INFO [stderr] warning: unused import: `nil`
Dec 15 14:37:06.419 INFO [stderr]  --> src/value.rs:6:5
Dec 15 14:37:06.419 INFO [stderr]   |
Dec 15 14:37:06.419 INFO [stderr] 6 | use nil;
Dec 15 14:37:06.419 INFO [stderr]   |     ^^^
Dec 15 14:37:06.419 INFO [stderr] 
Dec 15 14:37:06.419 INFO [stderr] warning: unused import: `Table`
Dec 15 14:37:06.419 INFO [stderr]  --> src/function.rs:3:5
Dec 15 14:37:06.419 INFO [stderr]   |
Dec 15 14:37:06.419 INFO [stderr] 3 | use Table;
Dec 15 14:37:06.419 INFO [stderr]   |     ^^^^^
Dec 15 14:37:06.419 INFO [stderr] 
Dec 15 14:37:06.419 INFO [stderr] warning: unused import: `nil`
Dec 15 14:37:06.419 INFO [stderr]  --> src/function.rs:5:5
Dec 15 14:37:06.419 INFO [stderr]   |
Dec 15 14:37:06.419 INFO [stderr] 5 | use nil;
Dec 15 14:37:06.419 INFO [stderr]   |     ^^^
Dec 15 14:37:06.419 INFO [stderr] 
Dec 15 14:37:06.595 INFO [stderr] warning: unused variable: `cxt`
Dec 15 14:37:06.595 INFO [stderr]   --> src/value.rs:43:14
Dec 15 14:37:06.595 INFO [stderr]    |
Dec 15 14:37:06.595 INFO [stderr] 43 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Dec 15 14:37:06.595 INFO [stderr]    |              ^^^ help: consider using `_cxt` instead
Dec 15 14:37:06.595 INFO [stderr]    |
Dec 15 14:37:06.595 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 15 14:37:06.595 INFO [stderr] 
Dec 15 14:37:06.595 INFO [stderr] warning: unused variable: `idx`
Dec 15 14:37:06.595 INFO [stderr]   --> src/value.rs:43:32
Dec 15 14:37:06.595 INFO [stderr]    |
Dec 15 14:37:06.595 INFO [stderr] 43 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Dec 15 14:37:06.595 INFO [stderr]    |                                ^^^ help: consider using `_idx` instead
Dec 15 14:37:06.595 INFO [stderr] 
Dec 15 14:37:06.595 INFO [stderr] warning: unused variable: `cxt`
Dec 15 14:37:06.595 INFO [stderr]   --> src/borrow.rs:52:14
Dec 15 14:37:06.595 INFO [stderr]    |
Dec 15 14:37:06.595 INFO [stderr] 52 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Dec 15 14:37:06.596 INFO [stderr]    |              ^^^ help: consider using `_cxt` instead
Dec 15 14:37:06.596 INFO [stderr] 
Dec 15 14:37:06.599 INFO [stderr] warning: unused variable: `idx`
Dec 15 14:37:06.599 INFO [stderr]   --> src/borrow.rs:52:32
Dec 15 14:37:06.599 INFO [stderr]    |
Dec 15 14:37:06.599 INFO [stderr] 52 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Dec 15 14:37:06.599 INFO [stderr]    |                                ^^^ help: consider using `_idx` instead
Dec 15 14:37:06.599 INFO [stderr] 
Dec 15 14:37:06.659 INFO [stderr] warning: unnecessary `unsafe` block
Dec 15 14:37:06.659 INFO [stderr]   --> src/function.rs:48:9
Dec 15 14:37:06.659 INFO [stderr]    |
Dec 15 14:37:06.659 INFO [stderr] 48 |         unsafe {
Dec 15 14:37:06.659 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 15 14:37:06.659 INFO [stderr]    |
Dec 15 14:37:06.659 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Dec 15 14:37:06.659 INFO [stderr] 
Dec 15 14:37:06.659 INFO [stderr] warning: unnecessary `unsafe` block
Dec 15 14:37:06.659 INFO [stderr]    --> src/function.rs:101:24
Dec 15 14:37:06.659 INFO [stderr]     |
Dec 15 14:37:06.659 INFO [stderr] 98  | / unsafe extern fn wrapper<P, R, F>(L: *mut ffi::lua_State) -> libc::c_int
Dec 15 14:37:06.659 INFO [stderr] 99  | |         where P: Push, R: for<'a> Read<'a> + Size, F: Fn(R) -> P {
Dec 15 14:37:06.659 INFO [stderr] 100 | |     let cxt = Context::from_state_weak(L);
Dec 15 14:37:06.659 INFO [stderr] 101 | |     let func: &mut F = unsafe { mem::transmute(ffi::lua_touserdata(L, ffi::lua_upvalueindex(1))) };
Dec 15 14:37:06.659 INFO [stderr]     | |                        ^^^^^^ unnecessary `unsafe` block
Dec 15 14:37:06.659 INFO [stderr] ...   |
Dec 15 14:37:06.659 INFO [stderr] 106 | |     R::size()
Dec 15 14:37:06.659 INFO [stderr] 107 | | }
Dec 15 14:37:06.659 INFO [stderr]     | |_- because it's nested under this `unsafe` fn
Dec 15 14:37:06.659 INFO [stderr] 
Dec 15 14:37:06.667 INFO [stderr] warning: variable `L` should have a snake case name such as `l`
Dec 15 14:37:06.667 INFO [stderr]   --> src/function.rs:98:35
Dec 15 14:37:06.667 INFO [stderr]    |
Dec 15 14:37:06.667 INFO [stderr] 98 | unsafe extern fn wrapper<P, R, F>(L: *mut ffi::lua_State) -> libc::c_int
Dec 15 14:37:06.667 INFO [stderr]    |                                   ^
Dec 15 14:37:06.667 INFO [stderr]    |
Dec 15 14:37:06.667 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 15 14:37:06.667 INFO [stderr] 
Dec 15 14:37:06.667 INFO [stderr] warning: type `nil` should have a camel case name such as `Nil`
Dec 15 14:37:06.667 INFO [stderr]   --> src/lib.rs:40:1
Dec 15 14:37:06.667 INFO [stderr]    |
Dec 15 14:37:06.667 INFO [stderr] 40 | pub struct nil;
Dec 15 14:37:06.667 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 15 14:37:06.667 INFO [stderr]    |
Dec 15 14:37:06.667 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Dec 15 14:37:06.667 INFO [stderr] 
Dec 15 14:37:07.035 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.90s
Dec 15 14:37:07.038 INFO [stderr] su: No module specific data is present
Dec 15 14:37:08.265 INFO running `"docker" "inspect" "0dd76ca8b09dbb0ec432a1d29c14f77ea5299f0b51e1f95aef08812b13f9dd76"`
Dec 15 14:37:08.529 INFO running `"docker" "rm" "-f" "0dd76ca8b09dbb0ec432a1d29c14f77ea5299f0b51e1f95aef08812b13f9dd76"`
Dec 15 14:37:08.845 INFO [stdout] 0dd76ca8b09dbb0ec432a1d29c14f77ea5299f0b51e1f95aef08812b13f9dd76
Dec 15 14:37:08.855 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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 15 14:37:09.371 INFO [stdout] 3c2079538491c8bffba2e8f61e9356f37a3d6b3713c784a5910ac1a77742ced9
Dec 15 14:37:09.544 INFO running `"docker" "start" "-a" "3c2079538491c8bffba2e8f61e9356f37a3d6b3713c784a5910ac1a77742ced9"`
Dec 15 14:37:11.120 INFO [stderr] usermod: no changes
Dec 15 14:37:11.163 INFO [stderr]    Compiling flu v0.0.2 (/source)
Dec 15 14:37:12.092 INFO [stderr] warning: unused import: `LuaRef`
Dec 15 14:37:12.092 INFO [stderr]  --> src/stack/push.rs:3:5
Dec 15 14:37:12.092 INFO [stderr]   |
Dec 15 14:37:12.092 INFO [stderr] 3 | use LuaRef;
Dec 15 14:37:12.092 INFO [stderr]   |     ^^^^^^
Dec 15 14:37:12.092 INFO [stderr]   |
Dec 15 14:37:12.092 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 15 14:37:12.092 INFO [stderr] 
Dec 15 14:37:12.092 INFO [stderr] warning: unused import: `LuaValue`
Dec 15 14:37:12.092 INFO [stderr]  --> src/stack/read.rs:2:5
Dec 15 14:37:12.092 INFO [stderr]   |
Dec 15 14:37:12.092 INFO [stderr] 2 | use LuaValue;
Dec 15 14:37:12.092 INFO [stderr]   |     ^^^^^^^^
Dec 15 14:37:12.092 INFO [stderr] 
Dec 15 14:37:12.092 INFO [stderr] warning: unused import: `LuaRef`
Dec 15 14:37:12.092 INFO [stderr]  --> src/stack/read.rs:3:5
Dec 15 14:37:12.092 INFO [stderr]   |
Dec 15 14:37:12.092 INFO [stderr] 3 | use LuaRef;
Dec 15 14:37:12.092 INFO [stderr]   |     ^^^^^^
Dec 15 14:37:12.092 INFO [stderr] 
Dec 15 14:37:12.092 INFO [stderr] warning: unused import: `LuaValue`
Dec 15 14:37:12.092 INFO [stderr]  --> src/stack/size.rs:2:5
Dec 15 14:37:12.092 INFO [stderr]   |
Dec 15 14:37:12.092 INFO [stderr] 2 | use LuaValue;
Dec 15 14:37:12.092 INFO [stderr]   |     ^^^^^^^^
Dec 15 14:37:12.092 INFO [stderr] 
Dec 15 14:37:12.092 INFO [stderr] warning: unused import: `LuaRef`
Dec 15 14:37:12.092 INFO [stderr]  --> src/stack/size.rs:3:5
Dec 15 14:37:12.092 INFO [stderr]   |
Dec 15 14:37:12.092 INFO [stderr] 3 | use LuaRef;
Dec 15 14:37:12.092 INFO [stderr]   |     ^^^^^^
Dec 15 14:37:12.092 INFO [stderr] 
Dec 15 14:37:12.093 INFO [stderr] warning: unused import: `std::mem`
Dec 15 14:37:12.093 INFO [stderr]   --> src/collections/table.rs:14:5
Dec 15 14:37:12.093 INFO [stderr]    |
Dec 15 14:37:12.093 INFO [stderr] 14 | use std::mem;
Dec 15 14:37:12.093 INFO [stderr]    |     ^^^^^^^^
Dec 15 14:37:12.093 INFO [stderr] 
Dec 15 14:37:12.093 INFO [stderr] warning: unused import: `nil`
Dec 15 14:37:12.093 INFO [stderr]  --> src/function.rs:5:5
Dec 15 14:37:12.093 INFO [stderr]   |
Dec 15 14:37:12.093 INFO [stderr] 5 | use nil;
Dec 15 14:37:12.093 INFO [stderr]   |     ^^^
Dec 15 14:37:12.093 INFO [stderr] 
Dec 15 14:37:12.383 INFO [stderr] warning: unused variable: `cxt`
Dec 15 14:37:12.383 INFO [stderr]   --> src/value.rs:43:14
Dec 15 14:37:12.383 INFO [stderr]    |
Dec 15 14:37:12.383 INFO [stderr] 43 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Dec 15 14:37:12.383 INFO [stderr]    |              ^^^ help: consider using `_cxt` instead
Dec 15 14:37:12.383 INFO [stderr]    |
Dec 15 14:37:12.383 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 15 14:37:12.383 INFO [stderr] 
Dec 15 14:37:12.383 INFO [stderr] warning: unused variable: `idx`
Dec 15 14:37:12.383 INFO [stderr]   --> src/value.rs:43:32
Dec 15 14:37:12.383 INFO [stderr]    |
Dec 15 14:37:12.383 INFO [stderr] 43 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Dec 15 14:37:12.383 INFO [stderr]    |                                ^^^ help: consider using `_idx` instead
Dec 15 14:37:12.383 INFO [stderr] 
Dec 15 14:37:12.383 INFO [stderr] warning: unused variable: `cxt`
Dec 15 14:37:12.383 INFO [stderr]   --> src/borrow.rs:52:14
Dec 15 14:37:12.383 INFO [stderr]    |
Dec 15 14:37:12.383 INFO [stderr] 52 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Dec 15 14:37:12.383 INFO [stderr]    |              ^^^ help: consider using `_cxt` instead
Dec 15 14:37:12.383 INFO [stderr] 
Dec 15 14:37:12.383 INFO [stderr] warning: unused variable: `idx`
Dec 15 14:37:12.383 INFO [stderr]   --> src/borrow.rs:52:32
Dec 15 14:37:12.383 INFO [stderr]    |
Dec 15 14:37:12.383 INFO [stderr] 52 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Dec 15 14:37:12.383 INFO [stderr]    |                                ^^^ help: consider using `_idx` instead
Dec 15 14:37:12.383 INFO [stderr] 
Dec 15 14:37:12.499 INFO [stderr] warning: variable does not need to be mutable
Dec 15 14:37:12.499 INFO [stderr]    --> src/function.rs:150:9
Dec 15 14:37:12.499 INFO [stderr]     |
Dec 15 14:37:12.499 INFO [stderr] 150 |     let mut cxt = Context::new();
Dec 15 14:37:12.499 INFO [stderr]     |         ----^^^
Dec 15 14:37:12.499 INFO [stderr]     |         |
Dec 15 14:37:12.499 INFO [stderr]     |         help: remove this `mut`
Dec 15 14:37:12.499 INFO [stderr]     |
Dec 15 14:37:12.499 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 15 14:37:12.499 INFO [stderr] 
Dec 15 14:37:12.499 INFO [stderr] warning: unnecessary `unsafe` block
Dec 15 14:37:12.499 INFO [stderr]   --> src/function.rs:48:9
Dec 15 14:37:12.499 INFO [stderr]    |
Dec 15 14:37:12.499 INFO [stderr] 48 |         unsafe {
Dec 15 14:37:12.499 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 15 14:37:12.499 INFO [stderr]    |
Dec 15 14:37:12.499 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Dec 15 14:37:12.499 INFO [stderr] 
Dec 15 14:37:12.499 INFO [stderr] warning: unnecessary `unsafe` block
Dec 15 14:37:12.499 INFO [stderr]    --> src/function.rs:101:24
Dec 15 14:37:12.499 INFO [stderr]     |
Dec 15 14:37:12.499 INFO [stderr] 98  | / unsafe extern fn wrapper<P, R, F>(L: *mut ffi::lua_State) -> libc::c_int
Dec 15 14:37:12.499 INFO [stderr] 99  | |         where P: Push, R: for<'a> Read<'a> + Size, F: Fn(R) -> P {
Dec 15 14:37:12.499 INFO [stderr] 100 | |     let cxt = Context::from_state_weak(L);
Dec 15 14:37:12.499 INFO [stderr] 101 | |     let func: &mut F = unsafe { mem::transmute(ffi::lua_touserdata(L, ffi::lua_upvalueindex(1))) };
Dec 15 14:37:12.499 INFO [stderr]     | |                        ^^^^^^ unnecessary `unsafe` block
Dec 15 14:37:12.499 INFO [stderr] ...   |
Dec 15 14:37:12.499 INFO [stderr] 106 | |     R::size()
Dec 15 14:37:12.499 INFO [stderr] 107 | | }
Dec 15 14:37:12.499 INFO [stderr]     | |_- because it's nested under this `unsafe` fn
Dec 15 14:37:12.499 INFO [stderr] 
Dec 15 14:37:12.507 INFO [stderr] warning: variable `L` should have a snake case name such as `l`
Dec 15 14:37:12.507 INFO [stderr]   --> src/function.rs:98:35
Dec 15 14:37:12.507 INFO [stderr]    |
Dec 15 14:37:12.507 INFO [stderr] 98 | unsafe extern fn wrapper<P, R, F>(L: *mut ffi::lua_State) -> libc::c_int
Dec 15 14:37:12.507 INFO [stderr]    |                                   ^
Dec 15 14:37:12.507 INFO [stderr]    |
Dec 15 14:37:12.507 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 15 14:37:12.507 INFO [stderr] 
Dec 15 14:37:12.507 INFO [stderr] warning: type `nil` should have a camel case name such as `Nil`
Dec 15 14:37:12.507 INFO [stderr]   --> src/lib.rs:40:1
Dec 15 14:37:12.507 INFO [stderr]    |
Dec 15 14:37:12.507 INFO [stderr] 40 | pub struct nil;
Dec 15 14:37:12.507 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 15 14:37:12.507 INFO [stderr]    |
Dec 15 14:37:12.507 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Dec 15 14:37:12.508 INFO [stderr] 
Dec 15 14:37:13.625 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.48s
Dec 15 14:37:13.635 INFO [stderr] su: No module specific data is present
Dec 15 14:37:14.319 INFO running `"docker" "inspect" "3c2079538491c8bffba2e8f61e9356f37a3d6b3713c784a5910ac1a77742ced9"`
Dec 15 14:37:14.593 INFO running `"docker" "rm" "-f" "3c2079538491c8bffba2e8f61e9356f37a3d6b3713c784a5910ac1a77742ced9"`
Dec 15 14:37:14.885 INFO [stdout] 3c2079538491c8bffba2e8f61e9356f37a3d6b3713c784a5910ac1a77742ced9
Dec 15 14:37:14.895 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-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 15 14:37:15.457 INFO [stdout] ce8a4490f825ba54dbdde45551f0128b1f36569270e0e7a698e68532419b0aa3
Dec 15 14:37:15.467 INFO running `"docker" "start" "-a" "ce8a4490f825ba54dbdde45551f0128b1f36569270e0e7a698e68532419b0aa3"`
Dec 15 14:37:16.450 INFO [stderr] usermod: no changes
Dec 15 14:37:16.515 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 15 14:37:16.520 INFO [stderr]      Running /target/debug/deps/flu-710212f9db9cbfa3
Dec 15 14:37:16.532 INFO [stdout] 
Dec 15 14:37:16.532 INFO [stdout] running 17 tests
Dec 15 14:37:16.543 INFO [stderr]    Doc-tests flu
Dec 15 14:37:16.543 INFO [stdout] test borrow::read_ref ... ok
Dec 15 14:37:16.543 INFO [stdout] test collections::table::len ... ok
Dec 15 14:37:16.543 INFO [stdout] test collections::table::from_vec ... ok
Dec 15 14:37:16.543 INFO [stdout] test collections::table::access ... ok
Dec 15 14:37:16.543 INFO [stdout] test context::get_globals ... ok
Dec 15 14:37:16.543 INFO [stdout] test collections::table::iter ... ok
Dec 15 14:37:16.543 INFO [stdout] test collections::table::from_map ... ok
Dec 15 14:37:16.543 INFO [stdout] test function::rust_fn ... ok
Dec 15 14:37:16.543 INFO [stdout] test function::simple ... ok
Dec 15 14:37:16.543 INFO [stdout] test stack::read::read_int ... ok
Dec 15 14:37:16.543 INFO [stdout] test function::custom_types ... ok
Dec 15 14:37:16.543 INFO [stdout] test stack::read::read_string ... ok
Dec 15 14:37:16.543 INFO [stdout] test stack::read::read_num ... ok
Dec 15 14:37:16.543 INFO [stdout] test context::stack_size ... ok
Dec 15 14:37:16.543 INFO [stdout] test stack::read::read_optional ... ok
Dec 15 14:37:16.543 INFO [stdout] test function::multiple_args ... ok
Dec 15 14:37:16.543 INFO [stdout] test value::read_value ... ok
Dec 15 14:37:16.543 INFO [stdout] 
Dec 15 14:37:16.543 INFO [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 14:37:16.543 INFO [stdout] 
Dec 15 14:37:17.667 INFO [stdout] 
Dec 15 14:37:17.667 INFO [stdout] running 0 tests
Dec 15 14:37:17.667 INFO [stdout] 
Dec 15 14:37:17.667 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 14:37:17.667 INFO [stdout] 
Dec 15 14:37:17.678 INFO [stderr] su: No module specific data is present
Dec 15 14:37:18.548 INFO running `"docker" "inspect" "ce8a4490f825ba54dbdde45551f0128b1f36569270e0e7a698e68532419b0aa3"`
Dec 15 14:37:18.864 INFO running `"docker" "rm" "-f" "ce8a4490f825ba54dbdde45551f0128b1f36569270e0e7a698e68532419b0aa3"`
Dec 15 14:37:19.077 INFO [stdout] ce8a4490f825ba54dbdde45551f0128b1f36569270e0e7a698e68532419b0aa3