Dec 11 19:22:50.553 INFO checking dsidor/rust-playground against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 19:22:50.553 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 11 19:22:51.052 INFO [stdout] ef1d9b1133966dc5cad0e51a5c67f14da55eae753f8266b4dc8bd69120b39a17
Dec 11 19:22:51.060 INFO running `"docker" "start" "-a" "ef1d9b1133966dc5cad0e51a5c67f14da55eae753f8266b4dc8bd69120b39a17"`
Dec 11 19:22:52.760 INFO [stderr] usermod: no changes
Dec 11 19:22:52.888 INFO [stderr]     Checking bitflags v0.1.1
Dec 11 19:22:52.888 INFO [stderr]     Checking bytes v0.2.11
Dec 11 19:22:52.888 INFO [stderr]     Checking winapi v0.1.23
Dec 11 19:22:52.908 INFO [stderr]     Checking nix v0.9.0
Dec 11 19:22:53.838 INFO [stderr]     Checking nix v0.3.10
Dec 11 19:22:57.190 INFO [stderr]     Checking mio v0.4.4
Dec 11 19:23:00.854 INFO [stderr]     Checking ble-advs v0.1.0 (/source)
Dec 11 19:23:01.983 INFO [stderr] warning: unused import: `ControlMessage`
Dec 11 19:23:01.983 INFO [stderr]  --> src/main.rs:8:54
Dec 11 19:23:01.984 INFO [stderr]   |
Dec 11 19:23:01.984 INFO [stderr] 8 | use nix::sys::socket::{CmsgSpace, recvmsg, MsgFlags, ControlMessage};
Dec 11 19:23:01.984 INFO [stderr]   |                                                      ^^^^^^^^^^^^^^
Dec 11 19:23:01.985 INFO [stderr]   |
Dec 11 19:23:01.985 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 19:23:01.985 INFO [stderr] 
Dec 11 19:23:02.036 INFO [stderr] warning: unused import: `ControlMessage`
Dec 11 19:23:02.036 INFO [stderr]  --> src/main.rs:8:54
Dec 11 19:23:02.036 INFO [stderr]   |
Dec 11 19:23:02.036 INFO [stderr] 8 | use nix::sys::socket::{CmsgSpace, recvmsg, MsgFlags, ControlMessage};
Dec 11 19:23:02.036 INFO [stderr]   |                                                      ^^^^^^^^^^^^^^
Dec 11 19:23:02.036 INFO [stderr]   |
Dec 11 19:23:02.036 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 19:23:02.036 INFO [stderr] 
Dec 11 19:23:02.188 INFO [stderr] warning: function is never used: `dump`
Dec 11 19:23:02.188 INFO [stderr]   --> src/main.rs:48:1
Dec 11 19:23:02.189 INFO [stderr]    |
Dec 11 19:23:02.189 INFO [stderr] 48 | fn dump<T>(d: &T) {
Dec 11 19:23:02.189 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 11 19:23:02.189 INFO [stderr]    |
Dec 11 19:23:02.189 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 19:23:02.189 INFO [stderr] 
Dec 11 19:23:02.190 INFO [stderr] warning: variant is never constructed: `Out`
Dec 11 19:23:02.190 INFO [stderr]    --> src/main.rs:183:5
Dec 11 19:23:02.190 INFO [stderr]     |
Dec 11 19:23:02.190 INFO [stderr] 183 |     Out
Dec 11 19:23:02.191 INFO [stderr]     |     ^^^
Dec 11 19:23:02.191 INFO [stderr] 
Dec 11 19:23:02.245 INFO [stderr] warning: function is never used: `dump`
Dec 11 19:23:02.245 INFO [stderr]   --> src/main.rs:48:1
Dec 11 19:23:02.245 INFO [stderr]    |
Dec 11 19:23:02.245 INFO [stderr] 48 | fn dump<T>(d: &T) {
Dec 11 19:23:02.246 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 11 19:23:02.246 INFO [stderr]    |
Dec 11 19:23:02.246 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 19:23:02.246 INFO [stderr] 
Dec 11 19:23:02.246 INFO [stderr] warning: variant is never constructed: `Out`
Dec 11 19:23:02.246 INFO [stderr]    --> src/main.rs:183:5
Dec 11 19:23:02.247 INFO [stderr]     |
Dec 11 19:23:02.247 INFO [stderr] 183 |     Out
Dec 11 19:23:02.247 INFO [stderr]     |     ^^^
Dec 11 19:23:02.247 INFO [stderr] 
Dec 11 19:23:02.287 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.50s
Dec 11 19:23:02.291 INFO [stderr] su: No module specific data is present
Dec 11 19:23:03.609 INFO running `"docker" "inspect" "ef1d9b1133966dc5cad0e51a5c67f14da55eae753f8266b4dc8bd69120b39a17"`
Dec 11 19:23:03.958 INFO running `"docker" "rm" "-f" "ef1d9b1133966dc5cad0e51a5c67f14da55eae753f8266b4dc8bd69120b39a17"`
Dec 11 19:23:04.275 INFO [stdout] ef1d9b1133966dc5cad0e51a5c67f14da55eae753f8266b4dc8bd69120b39a17