Dec 04 08:55:55.940 INFO checking tcsc/asyncho against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 08:55:55.940 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 08:55:56.407 INFO [stdout] 6ca330cb5ec46639a04c1a0130406abc84bb3363f5e5e95e77ea81ab34f522a2
Dec 04 08:55:56.413 INFO running `"docker" "start" "-a" "6ca330cb5ec46639a04c1a0130406abc84bb3363f5e5e95e77ea81ab34f522a2"`
Dec 04 08:55:58.731 INFO [stderr] usermod: no changes
Dec 04 08:55:58.947 INFO [stderr]     Checking futures v0.1.13
Dec 04 08:55:58.947 INFO [stderr]     Checking iovec v0.1.0
Dec 04 08:55:58.953 INFO [stderr]     Checking net2 v0.2.27
Dec 04 08:55:59.686 INFO [stderr]     Checking bytes v0.4.2
Dec 04 08:56:00.349 INFO [stderr]     Checking mio v0.6.6
Dec 04 08:56:04.183 INFO [stderr]     Checking tokio-io v0.1.1
Dec 04 08:56:04.942 INFO [stderr]     Checking tokio-core v0.1.6
Dec 04 08:56:06.243 INFO [stderr]     Checking asyncho v0.1.0 (/source)
Dec 04 08:56:06.956 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:56:06.956 INFO [stderr]    --> src/service.rs:124:17
Dec 04 08:56:06.956 INFO [stderr]     |
Dec 04 08:56:06.956 INFO [stderr] 124 |                 self.spawn_connection(conn).map_err(erase);
Dec 04 08:56:06.956 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:56:06.956 INFO [stderr]     |
Dec 04 08:56:06.956 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 08:56:06.956 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:56:06.956 INFO [stderr] 
Dec 04 08:56:07.198 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 08:56:07.199 INFO [stderr]    --> src/service.rs:124:17
Dec 04 08:56:07.199 INFO [stderr]     |
Dec 04 08:56:07.199 INFO [stderr] 124 |                 self.spawn_connection(conn).map_err(erase);
Dec 04 08:56:07.199 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:56:07.199 INFO [stderr]     |
Dec 04 08:56:07.199 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 08:56:07.199 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 08:56:07.199 INFO [stderr] 
Dec 04 08:56:07.235 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.47s
Dec 04 08:56:07.244 INFO [stderr] su: No module specific data is present
Dec 04 08:56:08.103 INFO running `"docker" "inspect" "6ca330cb5ec46639a04c1a0130406abc84bb3363f5e5e95e77ea81ab34f522a2"`
Dec 04 08:56:08.409 INFO running `"docker" "rm" "-f" "6ca330cb5ec46639a04c1a0130406abc84bb3363f5e5e95e77ea81ab34f522a2"`
Dec 04 08:56:08.744 INFO [stdout] 6ca330cb5ec46639a04c1a0130406abc84bb3363f5e5e95e77ea81ab34f522a2