Nov 01 15:08:03.516 INFO checking thin_cstr-0.1.0 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 15:08:03.516 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-6/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Nov 01 15:08:03.748 INFO blam! 03ce21bb2ab4287b159729ee9855a5245a1d6748931e02140ee76b8700e5f25c
Nov 01 15:08:03.752 INFO running `"docker" "start" "-a" "03ce21bb2ab4287b159729ee9855a5245a1d6748931e02140ee76b8700e5f25c"`
Nov 01 15:08:05.035 INFO kablam! usermod: no changes
Nov 01 15:08:05.087 INFO kablam!     Checking thin_cstr v0.1.0 (/source)
Nov 01 15:08:05.786 INFO kablam! warning: type annotations needed
Nov 01 15:08:05.786 INFO kablam!    --> src/c_str.rs:832:27
Nov 01 15:08:05.786 INFO kablam!     |
Nov 01 15:08:05.786 INFO kablam! 832 |         (ptr as *const _).as_ref().expect("cannot convert a null pointer to a CStr")
Nov 01 15:08:05.786 INFO kablam!     |                           ^^^^^^
Nov 01 15:08:05.786 INFO kablam!     |
Nov 01 15:08:05.786 INFO kablam!     = note: #[warn(tyvar_behind_raw_pointer)] on by default
Nov 01 15:08:05.786 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
Nov 01 15:08:05.786 INFO kablam!     = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
Nov 01 15:08:05.786 INFO kablam! 
Nov 01 15:08:05.943 INFO kablam! warning: type annotations needed
Nov 01 15:08:05.943 INFO kablam!    --> src/c_str.rs:832:27
Nov 01 15:08:05.943 INFO kablam!     |
Nov 01 15:08:05.943 INFO kablam! 832 |         (ptr as *const _).as_ref().expect("cannot convert a null pointer to a CStr")
Nov 01 15:08:05.943 INFO kablam!     |                           ^^^^^^
Nov 01 15:08:05.943 INFO kablam!     |
Nov 01 15:08:05.943 INFO kablam!     = note: #[warn(tyvar_behind_raw_pointer)] on by default
Nov 01 15:08:05.943 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
Nov 01 15:08:05.943 INFO kablam!     = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
Nov 01 15:08:05.943 INFO kablam! 
Nov 01 15:08:06.148 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Nov 01 15:08:06.151 INFO kablam! su: No module specific data is present
Nov 01 15:08:06.544 INFO running `"docker" "rm" "-f" "03ce21bb2ab4287b159729ee9855a5245a1d6748931e02140ee76b8700e5f25c"`
Nov 01 15:08:06.648 INFO blam! 03ce21bb2ab4287b159729ee9855a5245a1d6748931e02140ee76b8700e5f25c