Oct 13 08:18:37.079 INFO checking socket-0.0.7 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 08:18:37.081 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 08:18:37.538 INFO blam! 244f6d60a6631f9ba093e906a9b76e974e35b1c2893251ff922391db0dadf79a
Oct 13 08:18:37.560 INFO running `"docker" "start" "-a" "244f6d60a6631f9ba093e906a9b76e974e35b1c2893251ff922391db0dadf79a"`
Oct 13 08:18:39.080 INFO kablam! usermod: no changes
Oct 13 08:18:39.188 INFO kablam!     Checking socket v0.0.7 (/source)
Oct 13 08:18:40.917 INFO kablam! warning: unnecessary `unsafe` block
Oct 13 08:18:40.917 INFO kablam!   --> src/lib.rs:39:21
Oct 13 08:18:40.917 INFO kablam!    |
Oct 13 08:18:40.917 INFO kablam! 39 |         let value = unsafe { $fun($($x,)*) };
Oct 13 08:18:40.917 INFO kablam!    |                     ^^^^^^ unnecessary `unsafe` block
Oct 13 08:18:40.917 INFO kablam! ...
Oct 13 08:18:40.917 INFO kablam! 81 |     unsafe {
Oct 13 08:18:40.917 INFO kablam!    |     ------ because it's nested under this `unsafe` block
Oct 13 08:18:40.917 INFO kablam! 82 |         let mut fds: [c_int; 2] = mem::zeroed();
Oct 13 08:18:40.917 INFO kablam! 83 |         _try!(c_socketpair, domain as c_int, type_ as c_int, protocol as c_int, &mut fds as *mut [c_int]);
Oct 13 08:18:40.917 INFO kablam!    |         -------------------------------------------------------------------------------------------------- in this macro invocation
Oct 13 08:18:40.917 INFO kablam!    |
Oct 13 08:18:40.917 INFO kablam!    = note: #[warn(unused_unsafe)] on by default
Oct 13 08:18:40.917 INFO kablam! 
Oct 13 08:18:40.918 INFO kablam! warning: unnecessary `unsafe` block
Oct 13 08:18:40.918 INFO kablam!    --> src/lib.rs:39:21
Oct 13 08:18:40.918 INFO kablam!     |
Oct 13 08:18:40.918 INFO kablam! 39  |           let value = unsafe { $fun($($x,)*) };
Oct 13 08:18:40.918 INFO kablam!     |                       ^^^^^^ unnecessary `unsafe` block
Oct 13 08:18:40.918 INFO kablam! ...
Oct 13 08:18:40.918 INFO kablam! 129 |           unsafe {
Oct 13 08:18:40.918 INFO kablam!     |           ------ because it's nested under this `unsafe` block
Oct 13 08:18:40.918 INFO kablam! 130 |               let value = &value as *const T as *const c_void;
Oct 13 08:18:40.918 INFO kablam! 131 | /             _try!(
Oct 13 08:18:40.918 INFO kablam! 132 | |                 setsockopt,
Oct 13 08:18:40.918 INFO kablam! 133 | |                 self.fd, level, name, value, mem::size_of::<T>() as socklen_t);
Oct 13 08:18:40.918 INFO kablam!     | |_______________________________________________________________________________- in this macro invocation
Oct 13 08:18:40.918 INFO kablam! 
Oct 13 08:18:40.924 INFO kablam! warning: `extern` block uses type `[i32]` which is not FFI-safe: slices have no C equivalent
Oct 13 08:18:40.924 INFO kablam!   --> src/lib.rs:49:71
Oct 13 08:18:40.924 INFO kablam!    |
Oct 13 08:18:40.924 INFO kablam! 49 |     fn c_socketpair(domain: c_int, type_: c_int, protocol: c_int, sv: *mut [c_int]) -> c_int;
Oct 13 08:18:40.924 INFO kablam!    |                                                                       ^^^^^^^^^^^^
Oct 13 08:18:40.925 INFO kablam!    |
Oct 13 08:18:40.925 INFO kablam!    = note: #[warn(improper_ctypes)] on by default
Oct 13 08:18:40.925 INFO kablam!    = help: consider using a raw pointer instead
Oct 13 08:18:40.925 INFO kablam! 
Oct 13 08:18:41.160 INFO kablam! warning: unnecessary `unsafe` block
Oct 13 08:18:41.160 INFO kablam!   --> src/lib.rs:39:21
Oct 13 08:18:41.160 INFO kablam!    |
Oct 13 08:18:41.160 INFO kablam! 39 |         let value = unsafe { $fun($($x,)*) };
Oct 13 08:18:41.160 INFO kablam!    |                     ^^^^^^ unnecessary `unsafe` block
Oct 13 08:18:41.160 INFO kablam! ...
Oct 13 08:18:41.160 INFO kablam! 81 |     unsafe {
Oct 13 08:18:41.160 INFO kablam!    |     ------ because it's nested under this `unsafe` block
Oct 13 08:18:41.160 INFO kablam! 82 |         let mut fds: [c_int; 2] = mem::zeroed();
Oct 13 08:18:41.160 INFO kablam! 83 |         _try!(c_socketpair, domain as c_int, type_ as c_int, protocol as c_int, &mut fds as *mut [c_int]);
Oct 13 08:18:41.160 INFO kablam!    |         -------------------------------------------------------------------------------------------------- in this macro invocation
Oct 13 08:18:41.160 INFO kablam!    |
Oct 13 08:18:41.160 INFO kablam!    = note: #[warn(unused_unsafe)] on by default
Oct 13 08:18:41.161 INFO kablam! 
Oct 13 08:18:41.161 INFO kablam! warning: unnecessary `unsafe` block
Oct 13 08:18:41.161 INFO kablam!    --> src/lib.rs:39:21
Oct 13 08:18:41.161 INFO kablam!     |
Oct 13 08:18:41.161 INFO kablam! 39  |           let value = unsafe { $fun($($x,)*) };
Oct 13 08:18:41.161 INFO kablam!     |                       ^^^^^^ unnecessary `unsafe` block
Oct 13 08:18:41.161 INFO kablam! ...
Oct 13 08:18:41.161 INFO kablam! 129 |           unsafe {
Oct 13 08:18:41.161 INFO kablam!     |           ------ because it's nested under this `unsafe` block
Oct 13 08:18:41.161 INFO kablam! 130 |               let value = &value as *const T as *const c_void;
Oct 13 08:18:41.161 INFO kablam! 131 | /             _try!(
Oct 13 08:18:41.161 INFO kablam! 132 | |                 setsockopt,
Oct 13 08:18:41.161 INFO kablam! 133 | |                 self.fd, level, name, value, mem::size_of::<T>() as socklen_t);
Oct 13 08:18:41.161 INFO kablam!     | |_______________________________________________________________________________- in this macro invocation
Oct 13 08:18:41.161 INFO kablam! 
Oct 13 08:18:41.161 INFO kablam! warning: `extern` block uses type `[i32]` which is not FFI-safe: slices have no C equivalent
Oct 13 08:18:41.161 INFO kablam!   --> src/lib.rs:49:71
Oct 13 08:18:41.161 INFO kablam!    |
Oct 13 08:18:41.161 INFO kablam! 49 |     fn c_socketpair(domain: c_int, type_: c_int, protocol: c_int, sv: *mut [c_int]) -> c_int;
Oct 13 08:18:41.161 INFO kablam!    |                                                                       ^^^^^^^^^^^^
Oct 13 08:18:41.161 INFO kablam!    |
Oct 13 08:18:41.161 INFO kablam!    = note: #[warn(improper_ctypes)] on by default
Oct 13 08:18:41.161 INFO kablam!    = help: consider using a raw pointer instead
Oct 13 08:18:41.161 INFO kablam! 
Oct 13 08:18:41.161 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 08:18:41.161 INFO kablam!    --> src/lib.rs:370:9
Oct 13 08:18:41.161 INFO kablam!     |
Oct 13 08:18:41.161 INFO kablam! 370 |         thread.join();
Oct 13 08:18:41.161 INFO kablam!     |         ^^^^^^^^^^^^^^
Oct 13 08:18:41.161 INFO kablam!     |
Oct 13 08:18:41.161 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 13 08:18:41.161 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 08:18:41.161 INFO kablam! 
Oct 13 08:18:41.161 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 08:18:41.161 INFO kablam!    --> src/lib.rs:384:9
Oct 13 08:18:41.161 INFO kablam!     |
Oct 13 08:18:41.161 INFO kablam! 384 |         thread.join();
Oct 13 08:18:41.161 INFO kablam!     |         ^^^^^^^^^^^^^^
Oct 13 08:18:41.161 INFO kablam!     |
Oct 13 08:18:41.161 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 08:18:41.161 INFO kablam! 
Oct 13 08:18:41.225 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
Oct 13 08:18:41.228 INFO kablam! su: No module specific data is present
Oct 13 08:18:42.438 INFO running `"docker" "rm" "-f" "244f6d60a6631f9ba093e906a9b76e974e35b1c2893251ff922391db0dadf79a"`
Oct 13 08:18:42.740 INFO blam! 244f6d60a6631f9ba093e906a9b76e974e35b1c2893251ff922391db0dadf79a