Nov 30 23:09:08.633 INFO checking fahrenheit-4.5.2 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 23:09:08.633 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 23:09:09.056 INFO [stdout] 6f6ed63f896146a4d4567b851a2e3ff66d04aebab6bf15a4cad06b62df6ff58a
Nov 30 23:09:09.062 INFO running `"docker" "start" "-a" "6f6ed63f896146a4d4567b851a2e3ff66d04aebab6bf15a4cad06b62df6ff58a"`
Nov 30 23:09:10.671 INFO [stderr] usermod: no changes
Nov 30 23:09:10.748 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Nov 30 23:09:10.892 INFO [stderr]     Checking fahrenheit v4.5.2 (/source)
Nov 30 23:09:14.524 INFO [stderr] warning: method is never used: `handle`
Nov 30 23:09:14.524 INFO [stderr]    --> src/lib.rs:117:5
Nov 30 23:09:14.524 INFO [stderr]     |
Nov 30 23:09:14.524 INFO [stderr] 117 |     pub fn handle(&self) -> Handle {
Nov 30 23:09:14.524 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 23:09:14.524 INFO [stderr]     |
Nov 30 23:09:14.524 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 23:09:14.524 INFO [stderr] 
Nov 30 23:09:14.796 INFO [stderr] warning: method is never used: `handle`
Nov 30 23:09:14.796 INFO [stderr]    --> src/lib.rs:117:5
Nov 30 23:09:14.796 INFO [stderr]     |
Nov 30 23:09:14.796 INFO [stderr] 117 |     pub fn handle(&self) -> Handle {
Nov 30 23:09:14.796 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 23:09:14.796 INFO [stderr]     |
Nov 30 23:09:14.796 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 23:09:14.796 INFO [stderr] 
Nov 30 23:09:18.132 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 23:09:18.132 INFO [stderr]   --> examples/server.rs:23:5
Nov 30 23:09:18.132 INFO [stderr]    |
Nov 30 23:09:18.132 INFO [stderr] 23 |     await!(stream.read_exact(&mut buf));
Nov 30 23:09:18.132 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 23:09:18.132 INFO [stderr]    |
Nov 30 23:09:18.132 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 23:09:18.134 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 23:09:18.134 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 30 23:09:18.134 INFO [stderr] 
Nov 30 23:09:18.427 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.72s
Nov 30 23:09:18.435 INFO [stderr] su: No module specific data is present
Nov 30 23:09:19.066 INFO running `"docker" "inspect" "6f6ed63f896146a4d4567b851a2e3ff66d04aebab6bf15a4cad06b62df6ff58a"`
Nov 30 23:09:19.196 INFO running `"docker" "rm" "-f" "6f6ed63f896146a4d4567b851a2e3ff66d04aebab6bf15a4cad06b62df6ff58a"`
Nov 30 23:09:19.323 INFO [stdout] 6f6ed63f896146a4d4567b851a2e3ff66d04aebab6bf15a4cad06b62df6ff58a