Dec 11 19:22:51.019 INFO checking dsidor/rust-playground against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 19:22:51.019 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 11 19:22:51.486 INFO [stdout] 3b4513ce7729ed1bb1f259ee5ae452de8e2cf0a59c2ddab51ea1064ce75309d4
Dec 11 19:22:51.490 INFO running `"docker" "start" "-a" "3b4513ce7729ed1bb1f259ee5ae452de8e2cf0a59c2ddab51ea1064ce75309d4"`
Dec 11 19:22:53.135 INFO [stderr] usermod: no changes
Dec 11 19:22:53.288 INFO [stderr]     Checking bytes v0.2.11
Dec 11 19:22:53.300 INFO [stderr]     Checking winapi v0.1.23
Dec 11 19:22:53.300 INFO [stderr]     Checking nix v0.3.10
Dec 11 19:22:53.300 INFO [stderr]     Checking nix v0.9.0
Dec 11 19:22:57.271 INFO [stderr]     Checking mio v0.4.4
Dec 11 19:23:01.210 INFO [stderr]     Checking ble-advs v0.1.0 (/source)
Dec 11 19:23:02.224 INFO [stderr] warning: unused import: `ControlMessage`
Dec 11 19:23:02.224 INFO [stderr]  --> src/main.rs:8:54
Dec 11 19:23:02.224 INFO [stderr]   |
Dec 11 19:23:02.224 INFO [stderr] 8 | use nix::sys::socket::{CmsgSpace, recvmsg, MsgFlags, ControlMessage};
Dec 11 19:23:02.224 INFO [stderr]   |                                                      ^^^^^^^^^^^^^^
Dec 11 19:23:02.224 INFO [stderr]   |
Dec 11 19:23:02.224 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 19:23:02.224 INFO [stderr] 
Dec 11 19:23:02.352 INFO [stderr] warning: function is never used: `dump`
Dec 11 19:23:02.352 INFO [stderr]   --> src/main.rs:48:1
Dec 11 19:23:02.352 INFO [stderr]    |
Dec 11 19:23:02.352 INFO [stderr] 48 | fn dump<T>(d: &T) {
Dec 11 19:23:02.352 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 11 19:23:02.352 INFO [stderr]    |
Dec 11 19:23:02.352 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 19:23:02.352 INFO [stderr] 
Dec 11 19:23:02.352 INFO [stderr] warning: variant is never constructed: `Out`
Dec 11 19:23:02.352 INFO [stderr]    --> src/main.rs:183:5
Dec 11 19:23:02.352 INFO [stderr]     |
Dec 11 19:23:02.352 INFO [stderr] 183 |     Out
Dec 11 19:23:02.352 INFO [stderr]     |     ^^^
Dec 11 19:23:02.352 INFO [stderr] 
Dec 11 19:23:02.480 INFO [stderr] warning: unused import: `ControlMessage`
Dec 11 19:23:02.480 INFO [stderr]  --> src/main.rs:8:54
Dec 11 19:23:02.480 INFO [stderr]   |
Dec 11 19:23:02.480 INFO [stderr] 8 | use nix::sys::socket::{CmsgSpace, recvmsg, MsgFlags, ControlMessage};
Dec 11 19:23:02.480 INFO [stderr]   |                                                      ^^^^^^^^^^^^^^
Dec 11 19:23:02.480 INFO [stderr]   |
Dec 11 19:23:02.480 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 19:23:02.481 INFO [stderr] 
Dec 11 19:23:02.564 INFO [stderr] warning: function is never used: `dump`
Dec 11 19:23:02.564 INFO [stderr]   --> src/main.rs:48:1
Dec 11 19:23:02.564 INFO [stderr]    |
Dec 11 19:23:02.564 INFO [stderr] 48 | fn dump<T>(d: &T) {
Dec 11 19:23:02.564 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 11 19:23:02.564 INFO [stderr]    |
Dec 11 19:23:02.564 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 19:23:02.564 INFO [stderr] 
Dec 11 19:23:02.564 INFO [stderr] warning: variant is never constructed: `Out`
Dec 11 19:23:02.564 INFO [stderr]    --> src/main.rs:183:5
Dec 11 19:23:02.564 INFO [stderr]     |
Dec 11 19:23:02.564 INFO [stderr] 183 |     Out
Dec 11 19:23:02.564 INFO [stderr]     |     ^^^
Dec 11 19:23:02.564 INFO [stderr] 
Dec 11 19:23:02.601 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.43s
Dec 11 19:23:02.616 INFO [stderr] su: No module specific data is present
Dec 11 19:23:03.726 INFO running `"docker" "inspect" "3b4513ce7729ed1bb1f259ee5ae452de8e2cf0a59c2ddab51ea1064ce75309d4"`
Dec 11 19:23:03.996 INFO running `"docker" "rm" "-f" "3b4513ce7729ed1bb1f259ee5ae452de8e2cf0a59c2ddab51ea1064ce75309d4"`
Dec 11 19:23:04.275 INFO [stdout] 3b4513ce7729ed1bb1f259ee5ae452de8e2cf0a59c2ddab51ea1064ce75309d4