Dec 12 06:18:34.201 INFO checking thin_cstr-0.1.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 06:18:34.201 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 06:18:34.628 INFO [stdout] 8424a3fd2182154b05ad0960a83dfd7ec605b87324d4c85a410d3266909a1f6d
Dec 12 06:18:34.630 INFO running `"docker" "start" "-a" "8424a3fd2182154b05ad0960a83dfd7ec605b87324d4c85a410d3266909a1f6d"`
Dec 12 06:18:35.931 INFO [stderr] usermod: no changes
Dec 12 06:18:35.969 INFO [stderr]     Checking thin_cstr v0.1.0 (/source)
Dec 12 06:18:36.796 INFO [stderr] warning: type annotations needed
Dec 12 06:18:36.796 INFO [stderr]    --> src/c_str.rs:832:27
Dec 12 06:18:36.796 INFO [stderr]     |
Dec 12 06:18:36.796 INFO [stderr] 832 |         (ptr as *const _).as_ref().expect("cannot convert a null pointer to a CStr")
Dec 12 06:18:36.796 INFO [stderr]     |                           ^^^^^^
Dec 12 06:18:36.796 INFO [stderr]     |
Dec 12 06:18:36.796 INFO [stderr]     = note: #[warn(tyvar_behind_raw_pointer)] on by default
Dec 12 06:18:36.796 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
Dec 12 06:18:36.796 INFO [stderr]     = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
Dec 12 06:18:36.796 INFO [stderr] 
Dec 12 06:18:37.336 INFO [stderr] warning: type annotations needed
Dec 12 06:18:37.336 INFO [stderr]    --> src/c_str.rs:832:27
Dec 12 06:18:37.336 INFO [stderr]     |
Dec 12 06:18:37.336 INFO [stderr] 832 |         (ptr as *const _).as_ref().expect("cannot convert a null pointer to a CStr")
Dec 12 06:18:37.336 INFO [stderr]     |                           ^^^^^^
Dec 12 06:18:37.336 INFO [stderr]     |
Dec 12 06:18:37.336 INFO [stderr]     = note: #[warn(tyvar_behind_raw_pointer)] on by default
Dec 12 06:18:37.336 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
Dec 12 06:18:37.336 INFO [stderr]     = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
Dec 12 06:18:37.336 INFO [stderr] 
Dec 12 06:18:37.541 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
Dec 12 06:18:37.543 INFO [stderr] su: No module specific data is present
Dec 12 06:18:38.673 INFO running `"docker" "inspect" "8424a3fd2182154b05ad0960a83dfd7ec605b87324d4c85a410d3266909a1f6d"`
Dec 12 06:18:38.962 INFO running `"docker" "rm" "-f" "8424a3fd2182154b05ad0960a83dfd7ec605b87324d4c85a410d3266909a1f6d"`
Dec 12 06:18:39.276 INFO [stdout] 8424a3fd2182154b05ad0960a83dfd7ec605b87324d4c85a410d3266909a1f6d