Dec 12 07:01:07.341 INFO checking srv-shim-0.1.2 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 07:01:07.341 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 07:01:07.804 INFO [stdout] b8ba09dee8df855158627707467b9b9139c682e493cbe917820f936a7b07097e
Dec 12 07:01:07.810 INFO running `"docker" "start" "-a" "b8ba09dee8df855158627707467b9b9139c682e493cbe917820f936a7b07097e"`
Dec 12 07:01:08.382 INFO [stderr] usermod: no changes
Dec 12 07:01:08.426 INFO [stderr]     Checking plumber v0.0.6
Dec 12 07:01:09.156 INFO [stderr]     Checking srv-shim v0.1.2 (/source)
Dec 12 07:01:10.200 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:01:10.200 INFO [stderr]   --> src/srvhook.rs:57:13
Dec 12 07:01:10.200 INFO [stderr]    |
Dec 12 07:01:10.200 INFO [stderr] 57 | /             srv_mapper(h).map( |(new_port, new_ip)| {
Dec 12 07:01:10.200 INFO [stderr] 58 | |                 unsafe {
Dec 12 07:01:10.200 INFO [stderr] 59 | |                     // only override host and IP for AF_INET
Dec 12 07:01:10.200 INFO [stderr] 60 | |                     if (*address).sa_family == 2 {
Dec 12 07:01:10.200 INFO [stderr] ...  |
Dec 12 07:01:10.200 INFO [stderr] 67 | |                 Err(e)
Dec 12 07:01:10.200 INFO [stderr] 68 | |             });
Dec 12 07:01:10.200 INFO [stderr]    | |_______________^
Dec 12 07:01:10.200 INFO [stderr]    |
Dec 12 07:01:10.200 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 07:01:10.200 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:01:10.200 INFO [stderr] 
Dec 12 07:01:10.232 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 07:01:10.232 INFO [stderr]   --> src/srvhook.rs:57:13
Dec 12 07:01:10.232 INFO [stderr]    |
Dec 12 07:01:10.232 INFO [stderr] 57 | /             srv_mapper(h).map( |(new_port, new_ip)| {
Dec 12 07:01:10.232 INFO [stderr] 58 | |                 unsafe {
Dec 12 07:01:10.232 INFO [stderr] 59 | |                     // only override host and IP for AF_INET
Dec 12 07:01:10.232 INFO [stderr] 60 | |                     if (*address).sa_family == 2 {
Dec 12 07:01:10.232 INFO [stderr] ...  |
Dec 12 07:01:10.232 INFO [stderr] 67 | |                 Err(e)
Dec 12 07:01:10.232 INFO [stderr] 68 | |             });
Dec 12 07:01:10.232 INFO [stderr]    | |_______________^
Dec 12 07:01:10.232 INFO [stderr]    |
Dec 12 07:01:10.232 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 07:01:10.232 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 07:01:10.232 INFO [stderr] 
Dec 12 07:01:10.254 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
Dec 12 07:01:10.257 INFO [stderr] su: No module specific data is present
Dec 12 07:01:10.785 INFO running `"docker" "inspect" "b8ba09dee8df855158627707467b9b9139c682e493cbe917820f936a7b07097e"`
Dec 12 07:01:11.070 INFO running `"docker" "rm" "-f" "b8ba09dee8df855158627707467b9b9139c682e493cbe917820f936a7b07097e"`
Dec 12 07:01:11.324 INFO [stdout] b8ba09dee8df855158627707467b9b9139c682e493cbe917820f936a7b07097e