Sep 01 20:39:43.569 INFO checking flu-0.0.2 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 20:39:43.569 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 20:39:43.569 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-0/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 20:39:43.763 INFO blam! 156d2322313c5b6d0a24fcf2ae7493d195ca0b1c6591f864c309d41d7c1417bf
Sep 01 20:39:43.765 INFO running `"docker" "start" "-a" "156d2322313c5b6d0a24fcf2ae7493d195ca0b1c6591f864c309d41d7c1417bf"`
Sep 01 20:39:44.559 INFO kablam!    Compiling flu v0.0.2 (file:///source)
Sep 01 20:39:44.969 INFO kablam! warning: use of deprecated item 'gcc::Config': gcc::Config has been renamed to gcc::Build
Sep 01 20:39:44.969 INFO kablam!   --> build.rs:10:5
Sep 01 20:39:44.969 INFO kablam!    |
Sep 01 20:39:44.969 INFO kablam! 10 |     gcc::Config::new()
Sep 01 20:39:44.969 INFO kablam!    |     ^^^^^^^^^^^^^^^^
Sep 01 20:39:44.969 INFO kablam!    |
Sep 01 20:39:44.969 INFO kablam!    = note: #[warn(deprecated)] on by default
Sep 01 20:39:44.969 INFO kablam! 
Sep 01 20:39:48.359 INFO kablam! warning: unused macro definition
Sep 01 20:39:48.360 INFO kablam!   --> src/lib.rs:5:1
Sep 01 20:39:48.360 INFO kablam!    |
Sep 01 20:39:48.360 INFO kablam! 5  | / macro_rules! assert_enum {
Sep 01 20:39:48.360 INFO kablam! 6  | |     (@as_expr $e:expr) => {$e};
Sep 01 20:39:48.360 INFO kablam! 7  | |     (@as_pat $p:pat) => {$p};
Sep 01 20:39:48.360 INFO kablam! 8  | |     ($left:expr, $($right:tt)*) => (
Sep 01 20:39:48.360 INFO kablam! ...  |
Sep 01 20:39:48.360 INFO kablam! 21 | |     )
Sep 01 20:39:48.360 INFO kablam! 22 | | }
Sep 01 20:39:48.360 INFO kablam!    | |_^
Sep 01 20:39:48.360 INFO kablam!    |
Sep 01 20:39:48.360 INFO kablam!    = note: #[warn(unused_macros)] on by default
Sep 01 20:39:48.360 INFO kablam! 
Sep 01 20:39:48.360 INFO kablam! warning: unused import: `LuaRef`
Sep 01 20:39:48.360 INFO kablam!  --> src/stack/push.rs:3:5
Sep 01 20:39:48.360 INFO kablam!   |
Sep 01 20:39:48.360 INFO kablam! 3 | use LuaRef;
Sep 01 20:39:48.360 INFO kablam!   |     ^^^^^^
Sep 01 20:39:48.360 INFO kablam!   |
Sep 01 20:39:48.360 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 20:39:48.360 INFO kablam! 
Sep 01 20:39:48.360 INFO kablam! warning: unused import: `LuaValue`
Sep 01 20:39:48.360 INFO kablam!  --> src/stack/read.rs:2:5
Sep 01 20:39:48.360 INFO kablam!   |
Sep 01 20:39:48.360 INFO kablam! 2 | use LuaValue;
Sep 01 20:39:48.360 INFO kablam!   |     ^^^^^^^^
Sep 01 20:39:48.360 INFO kablam! 
Sep 01 20:39:48.360 INFO kablam! warning: unused import: `LuaRef`
Sep 01 20:39:48.360 INFO kablam!  --> src/stack/read.rs:3:5
Sep 01 20:39:48.360 INFO kablam!   |
Sep 01 20:39:48.361 INFO kablam! 3 | use LuaRef;
Sep 01 20:39:48.361 INFO kablam!   |     ^^^^^^
Sep 01 20:39:48.361 INFO kablam! 
Sep 01 20:39:48.361 INFO kablam! warning: unused import: `nil`
Sep 01 20:39:48.361 INFO kablam!  --> src/stack/read.rs:5:5
Sep 01 20:39:48.361 INFO kablam!   |
Sep 01 20:39:48.361 INFO kablam! 5 | use nil;
Sep 01 20:39:48.361 INFO kablam!   |     ^^^
Sep 01 20:39:48.361 INFO kablam! 
Sep 01 20:39:48.361 INFO kablam! warning: unused import: `LuaValue`
Sep 01 20:39:48.361 INFO kablam!  --> src/stack/size.rs:2:5
Sep 01 20:39:48.361 INFO kablam!   |
Sep 01 20:39:48.361 INFO kablam! 2 | use LuaValue;
Sep 01 20:39:48.361 INFO kablam!   |     ^^^^^^^^
Sep 01 20:39:48.361 INFO kablam! 
Sep 01 20:39:48.361 INFO kablam! warning: unused import: `LuaRef`
Sep 01 20:39:48.361 INFO kablam!  --> src/stack/size.rs:3:5
Sep 01 20:39:48.361 INFO kablam!   |
Sep 01 20:39:48.361 INFO kablam! 3 | use LuaRef;
Sep 01 20:39:48.361 INFO kablam!   |     ^^^^^^
Sep 01 20:39:48.361 INFO kablam! 
Sep 01 20:39:48.361 INFO kablam! warning: unused import: `nil`
Sep 01 20:39:48.361 INFO kablam!  --> src/collections/table.rs:5:5
Sep 01 20:39:48.361 INFO kablam!   |
Sep 01 20:39:48.361 INFO kablam! 5 | use nil;
Sep 01 20:39:48.361 INFO kablam!   |     ^^^
Sep 01 20:39:48.361 INFO kablam! 
Sep 01 20:39:48.361 INFO kablam! warning: unused import: `std::mem`
Sep 01 20:39:48.361 INFO kablam!   --> src/collections/table.rs:14:5
Sep 01 20:39:48.361 INFO kablam!    |
Sep 01 20:39:48.361 INFO kablam! 14 | use std::mem;
Sep 01 20:39:48.361 INFO kablam!    |     ^^^^^^^^
Sep 01 20:39:48.362 INFO kablam! 
Sep 01 20:39:48.362 INFO kablam! warning: unused import: `Table`
Sep 01 20:39:48.362 INFO kablam!  --> src/context.rs:3:5
Sep 01 20:39:48.362 INFO kablam!   |
Sep 01 20:39:48.362 INFO kablam! 3 | use Table;
Sep 01 20:39:48.362 INFO kablam!   |     ^^^^^
Sep 01 20:39:48.362 INFO kablam! 
Sep 01 20:39:48.362 INFO kablam! warning: unused import: `nil`
Sep 01 20:39:48.362 INFO kablam!  --> src/value.rs:6:5
Sep 01 20:39:48.362 INFO kablam!   |
Sep 01 20:39:48.362 INFO kablam! 6 | use nil;
Sep 01 20:39:48.362 INFO kablam!   |     ^^^
Sep 01 20:39:48.362 INFO kablam! 
Sep 01 20:39:48.363 INFO kablam! warning: unused import: `Table`
Sep 01 20:39:48.364 INFO kablam!  --> src/function.rs:3:5
Sep 01 20:39:48.364 INFO kablam!   |
Sep 01 20:39:48.364 INFO kablam! 3 | use Table;
Sep 01 20:39:48.364 INFO kablam!   |     ^^^^^
Sep 01 20:39:48.364 INFO kablam! 
Sep 01 20:39:48.365 INFO kablam! warning: unused import: `nil`
Sep 01 20:39:48.365 INFO kablam!  --> src/function.rs:5:5
Sep 01 20:39:48.365 INFO kablam!   |
Sep 01 20:39:48.365 INFO kablam! 5 | use nil;
Sep 01 20:39:48.365 INFO kablam!   |     ^^^
Sep 01 20:39:48.365 INFO kablam! 
Sep 01 20:39:48.465 INFO kablam! warning: unused import: `LuaRef`
Sep 01 20:39:48.465 INFO kablam!  --> src/stack/push.rs:3:5
Sep 01 20:39:48.465 INFO kablam!   |
Sep 01 20:39:48.465 INFO kablam! 3 | use LuaRef;
Sep 01 20:39:48.465 INFO kablam!   |     ^^^^^^
Sep 01 20:39:48.465 INFO kablam!   |
Sep 01 20:39:48.465 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 20:39:48.465 INFO kablam! 
Sep 01 20:39:48.466 INFO kablam! warning: unused import: `LuaValue`
Sep 01 20:39:48.466 INFO kablam!  --> src/stack/read.rs:2:5
Sep 01 20:39:48.466 INFO kablam!   |
Sep 01 20:39:48.466 INFO kablam! 2 | use LuaValue;
Sep 01 20:39:48.466 INFO kablam!   |     ^^^^^^^^
Sep 01 20:39:48.466 INFO kablam! 
Sep 01 20:39:48.466 INFO kablam! warning: unused import: `LuaRef`
Sep 01 20:39:48.466 INFO kablam!  --> src/stack/read.rs:3:5
Sep 01 20:39:48.466 INFO kablam!   |
Sep 01 20:39:48.466 INFO kablam! 3 | use LuaRef;
Sep 01 20:39:48.466 INFO kablam!   |     ^^^^^^
Sep 01 20:39:48.467 INFO kablam! 
Sep 01 20:39:48.467 INFO kablam! warning: unused import: `LuaValue`
Sep 01 20:39:48.467 INFO kablam!  --> src/stack/size.rs:2:5
Sep 01 20:39:48.467 INFO kablam!   |
Sep 01 20:39:48.467 INFO kablam! 2 | use LuaValue;
Sep 01 20:39:48.467 INFO kablam!   |     ^^^^^^^^
Sep 01 20:39:48.467 INFO kablam! 
Sep 01 20:39:48.467 INFO kablam! warning: unused import: `LuaRef`
Sep 01 20:39:48.467 INFO kablam!  --> src/stack/size.rs:3:5
Sep 01 20:39:48.467 INFO kablam!   |
Sep 01 20:39:48.467 INFO kablam! 3 | use LuaRef;
Sep 01 20:39:48.468 INFO kablam!   |     ^^^^^^
Sep 01 20:39:48.468 INFO kablam! 
Sep 01 20:39:48.468 INFO kablam! warning: unused import: `std::mem`
Sep 01 20:39:48.468 INFO kablam!   --> src/collections/table.rs:14:5
Sep 01 20:39:48.468 INFO kablam!    |
Sep 01 20:39:48.468 INFO kablam! 14 | use std::mem;
Sep 01 20:39:48.468 INFO kablam!    |     ^^^^^^^^
Sep 01 20:39:48.468 INFO kablam! 
Sep 01 20:39:48.470 INFO kablam! warning: unused import: `nil`
Sep 01 20:39:48.470 INFO kablam!  --> src/function.rs:5:5
Sep 01 20:39:48.470 INFO kablam!   |
Sep 01 20:39:48.470 INFO kablam! 5 | use nil;
Sep 01 20:39:48.470 INFO kablam!   |     ^^^
Sep 01 20:39:48.470 INFO kablam! 
Sep 01 20:39:48.720 INFO kablam! warning: unused variable: `cxt`
Sep 01 20:39:48.720 INFO kablam!   --> src/value.rs:43:14
Sep 01 20:39:48.720 INFO kablam!    |
Sep 01 20:39:48.720 INFO kablam! 43 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Sep 01 20:39:48.721 INFO kablam!    |              ^^^ help: consider using `_cxt` instead
Sep 01 20:39:48.721 INFO kablam!    |
Sep 01 20:39:48.721 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 20:39:48.721 INFO kablam! 
Sep 01 20:39:48.721 INFO kablam! warning: unused variable: `idx`
Sep 01 20:39:48.721 INFO kablam!   --> src/value.rs:43:32
Sep 01 20:39:48.721 INFO kablam!    |
Sep 01 20:39:48.721 INFO kablam! 43 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Sep 01 20:39:48.721 INFO kablam!    |                                ^^^ help: consider using `_idx` instead
Sep 01 20:39:48.721 INFO kablam! 
Sep 01 20:39:48.721 INFO kablam! warning: unused variable: `cxt`
Sep 01 20:39:48.721 INFO kablam!   --> src/borrow.rs:52:14
Sep 01 20:39:48.721 INFO kablam!    |
Sep 01 20:39:48.721 INFO kablam! 52 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Sep 01 20:39:48.721 INFO kablam!    |              ^^^ help: consider using `_cxt` instead
Sep 01 20:39:48.721 INFO kablam! 
Sep 01 20:39:48.721 INFO kablam! warning: unused variable: `idx`
Sep 01 20:39:48.721 INFO kablam!   --> src/borrow.rs:52:32
Sep 01 20:39:48.721 INFO kablam!    |
Sep 01 20:39:48.721 INFO kablam! 52 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Sep 01 20:39:48.721 INFO kablam!    |                                ^^^ help: consider using `_idx` instead
Sep 01 20:39:48.721 INFO kablam! 
Sep 01 20:39:48.836 INFO kablam! warning: unnecessary `unsafe` block
Sep 01 20:39:48.836 INFO kablam!   --> src/function.rs:48:9
Sep 01 20:39:48.836 INFO kablam!    |
Sep 01 20:39:48.836 INFO kablam! 48 |         unsafe {
Sep 01 20:39:48.836 INFO kablam!    |         ^^^^^^ unnecessary `unsafe` block
Sep 01 20:39:48.836 INFO kablam!    |
Sep 01 20:39:48.836 INFO kablam!    = note: #[warn(unused_unsafe)] on by default
Sep 01 20:39:48.836 INFO kablam! 
Sep 01 20:39:48.836 INFO kablam! warning: unnecessary `unsafe` block
Sep 01 20:39:48.836 INFO kablam!    --> src/function.rs:101:24
Sep 01 20:39:48.836 INFO kablam!     |
Sep 01 20:39:48.837 INFO kablam! 98  | / unsafe extern fn wrapper<P, R, F>(L: *mut ffi::lua_State) -> libc::c_int
Sep 01 20:39:48.837 INFO kablam! 99  | |         where P: Push, R: for<'a> Read<'a> + Size, F: Fn(R) -> P {
Sep 01 20:39:48.837 INFO kablam! 100 | |     let cxt = Context::from_state_weak(L);
Sep 01 20:39:48.837 INFO kablam! 101 | |     let func: &mut F = unsafe { mem::transmute(ffi::lua_touserdata(L, ffi::lua_upvalueindex(1))) };
Sep 01 20:39:48.837 INFO kablam!     | |                        ^^^^^^ unnecessary `unsafe` block
Sep 01 20:39:48.837 INFO kablam! ...   |
Sep 01 20:39:48.837 INFO kablam! 106 | |     R::size()
Sep 01 20:39:48.837 INFO kablam! 107 | | }
Sep 01 20:39:48.837 INFO kablam!     | |_- because it's nested under this `unsafe` fn
Sep 01 20:39:48.837 INFO kablam! 
Sep 01 20:39:48.852 INFO kablam! warning: variable `L` should have a snake case name such as `l`
Sep 01 20:39:48.852 INFO kablam!   --> src/function.rs:98:35
Sep 01 20:39:48.852 INFO kablam!    |
Sep 01 20:39:48.852 INFO kablam! 98 | unsafe extern fn wrapper<P, R, F>(L: *mut ffi::lua_State) -> libc::c_int
Sep 01 20:39:48.852 INFO kablam!    |                                   ^
Sep 01 20:39:48.852 INFO kablam!    |
Sep 01 20:39:48.852 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Sep 01 20:39:48.852 INFO kablam! 
Sep 01 20:39:48.853 INFO kablam! warning: type `nil` should have a camel case name such as `Nil`
Sep 01 20:39:48.853 INFO kablam!   --> src/lib.rs:40:1
Sep 01 20:39:48.853 INFO kablam!    |
Sep 01 20:39:48.853 INFO kablam! 40 | pub struct nil;
Sep 01 20:39:48.853 INFO kablam!    | ^^^^^^^^^^^^^^^
Sep 01 20:39:48.853 INFO kablam!    |
Sep 01 20:39:48.853 INFO kablam!    = note: #[warn(non_camel_case_types)] on by default
Sep 01 20:39:48.853 INFO kablam! 
Sep 01 20:39:49.029 INFO kablam! warning: unused variable: `cxt`
Sep 01 20:39:49.029 INFO kablam!   --> src/value.rs:43:14
Sep 01 20:39:49.029 INFO kablam!    |
Sep 01 20:39:49.029 INFO kablam! 43 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Sep 01 20:39:49.029 INFO kablam!    |              ^^^ help: consider using `_cxt` instead
Sep 01 20:39:49.029 INFO kablam!    |
Sep 01 20:39:49.029 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 20:39:49.029 INFO kablam! 
Sep 01 20:39:49.029 INFO kablam! warning: unused variable: `idx`
Sep 01 20:39:49.029 INFO kablam!   --> src/value.rs:43:32
Sep 01 20:39:49.029 INFO kablam!    |
Sep 01 20:39:49.029 INFO kablam! 43 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Sep 01 20:39:49.029 INFO kablam!    |                                ^^^ help: consider using `_idx` instead
Sep 01 20:39:49.029 INFO kablam! 
Sep 01 20:39:49.029 INFO kablam! warning: unused variable: `cxt`
Sep 01 20:39:49.029 INFO kablam!   --> src/borrow.rs:52:14
Sep 01 20:39:49.029 INFO kablam!    |
Sep 01 20:39:49.029 INFO kablam! 52 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Sep 01 20:39:49.029 INFO kablam!    |              ^^^ help: consider using `_cxt` instead
Sep 01 20:39:49.030 INFO kablam! 
Sep 01 20:39:49.030 INFO kablam! warning: unused variable: `idx`
Sep 01 20:39:49.030 INFO kablam!   --> src/borrow.rs:52:32
Sep 01 20:39:49.030 INFO kablam!    |
Sep 01 20:39:49.030 INFO kablam! 52 |     fn check(cxt: &'a Context, idx: i32) -> bool {
Sep 01 20:39:49.030 INFO kablam!    |                                ^^^ help: consider using `_idx` instead
Sep 01 20:39:49.030 INFO kablam! 
Sep 01 20:39:49.183 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:39:49.183 INFO kablam!    --> src/function.rs:150:9
Sep 01 20:39:49.183 INFO kablam!     |
Sep 01 20:39:49.183 INFO kablam! 150 |     let mut cxt = Context::new();
Sep 01 20:39:49.183 INFO kablam!     |         ----^^^
Sep 01 20:39:49.183 INFO kablam!     |         |
Sep 01 20:39:49.183 INFO kablam!     |         help: remove this `mut`
Sep 01 20:39:49.183 INFO kablam!     |
Sep 01 20:39:49.183 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 20:39:49.183 INFO kablam! 
Sep 01 20:39:49.183 INFO kablam! warning: unnecessary `unsafe` block
Sep 01 20:39:49.183 INFO kablam!   --> src/function.rs:48:9
Sep 01 20:39:49.183 INFO kablam!    |
Sep 01 20:39:49.183 INFO kablam! 48 |         unsafe {
Sep 01 20:39:49.183 INFO kablam!    |         ^^^^^^ unnecessary `unsafe` block
Sep 01 20:39:49.183 INFO kablam!    |
Sep 01 20:39:49.183 INFO kablam!    = note: #[warn(unused_unsafe)] on by default
Sep 01 20:39:49.184 INFO kablam! 
Sep 01 20:39:49.184 INFO kablam! warning: unnecessary `unsafe` block
Sep 01 20:39:49.184 INFO kablam!    --> src/function.rs:101:24
Sep 01 20:39:49.184 INFO kablam!     |
Sep 01 20:39:49.184 INFO kablam! 98  | / unsafe extern fn wrapper<P, R, F>(L: *mut ffi::lua_State) -> libc::c_int
Sep 01 20:39:49.184 INFO kablam! 99  | |         where P: Push, R: for<'a> Read<'a> + Size, F: Fn(R) -> P {
Sep 01 20:39:49.184 INFO kablam! 100 | |     let cxt = Context::from_state_weak(L);
Sep 01 20:39:49.184 INFO kablam! 101 | |     let func: &mut F = unsafe { mem::transmute(ffi::lua_touserdata(L, ffi::lua_upvalueindex(1))) };
Sep 01 20:39:49.184 INFO kablam!     | |                        ^^^^^^ unnecessary `unsafe` block
Sep 01 20:39:49.184 INFO kablam! ...   |
Sep 01 20:39:49.184 INFO kablam! 106 | |     R::size()
Sep 01 20:39:49.184 INFO kablam! 107 | | }
Sep 01 20:39:49.184 INFO kablam!     | |_- because it's nested under this `unsafe` fn
Sep 01 20:39:49.184 INFO kablam! 
Sep 01 20:39:49.199 INFO kablam! warning: variable `L` should have a snake case name such as `l`
Sep 01 20:39:49.200 INFO kablam!   --> src/function.rs:98:35
Sep 01 20:39:49.200 INFO kablam!    |
Sep 01 20:39:49.200 INFO kablam! 98 | unsafe extern fn wrapper<P, R, F>(L: *mut ffi::lua_State) -> libc::c_int
Sep 01 20:39:49.200 INFO kablam!    |                                   ^
Sep 01 20:39:49.200 INFO kablam!    |
Sep 01 20:39:49.200 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Sep 01 20:39:49.200 INFO kablam! 
Sep 01 20:39:49.200 INFO kablam! warning: type `nil` should have a camel case name such as `Nil`
Sep 01 20:39:49.200 INFO kablam!   --> src/lib.rs:40:1
Sep 01 20:39:49.200 INFO kablam!    |
Sep 01 20:39:49.200 INFO kablam! 40 | pub struct nil;
Sep 01 20:39:49.200 INFO kablam!    | ^^^^^^^^^^^^^^^
Sep 01 20:39:49.200 INFO kablam!    |
Sep 01 20:39:49.202 INFO kablam!    = note: #[warn(non_camel_case_types)] on by default
Sep 01 20:39:49.202 INFO kablam! 
Sep 01 20:39:49.220 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.68s
Sep 01 20:39:49.223 INFO kablam! su: No module specific data is present
Sep 01 20:39:49.662 INFO running `"docker" "rm" "-f" "156d2322313c5b6d0a24fcf2ae7493d195ca0b1c6591f864c309d41d7c1417bf"`
Sep 01 20:39:49.784 INFO blam! 156d2322313c5b6d0a24fcf2ae7493d195ca0b1c6591f864c309d41d7c1417bf