Oct 31 21:17:19.056 INFO checking sharkdp/kickoff against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Oct 31 21:17:19.056 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-7/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Oct 31 21:17:19.504 INFO blam! 34cd4e94c51b7a644408c88c4217328e445fc89e88253da90499e564a2e54ab4
Oct 31 21:17:19.508 INFO running `"docker" "start" "-a" "34cd4e94c51b7a644408c88c4217328e445fc89e88253da90499e564a2e54ab4"`
Oct 31 21:17:20.616 INFO kablam! usermod: no changes
Oct 31 21:17:20.795 INFO kablam!     Checking log v0.4.5
Oct 31 21:17:20.796 INFO kablam!     Checking yaml-rust v0.4.2
Oct 31 21:17:20.797 INFO kablam!     Checking clap v2.32.0
Oct 31 21:17:20.797 INFO kablam!     Checking ctrlc v3.1.1
Oct 31 21:17:20.798 INFO kablam!     Checking serde_json v1.0.31
Oct 31 21:17:20.798 INFO kablam!    Compiling syn v0.15.6
Oct 31 21:17:22.896 INFO kablam!     Checking env_logger v0.5.13
Oct 31 21:17:39.306 INFO kablam!    Compiling serde_derive v1.0.79
Oct 31 21:17:57.043 INFO kablam!     Checking kickoff v0.1.0 (/source)
Oct 31 21:17:59.011 INFO kablam! warning: unused variable: `socket_server`
Oct 31 21:17:59.012 INFO kablam!   --> src/controller.rs:37:13
Oct 31 21:17:59.012 INFO kablam!    |
Oct 31 21:17:59.013 INFO kablam! 37 |         let socket_server = thread::spawn(move || {
Oct 31 21:17:59.013 INFO kablam!    |             ^^^^^^^^^^^^^ help: consider using `_socket_server` instead
Oct 31 21:17:59.013 INFO kablam!    |
Oct 31 21:17:59.014 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 31 21:17:59.014 INFO kablam! 
Oct 31 21:17:59.333 INFO kablam! warning: unused variable: `socket_server`
Oct 31 21:17:59.334 INFO kablam!   --> src/controller.rs:37:13
Oct 31 21:17:59.335 INFO kablam!    |
Oct 31 21:17:59.335 INFO kablam! 37 |         let socket_server = thread::spawn(move || {
Oct 31 21:17:59.336 INFO kablam!    |             ^^^^^^^^^^^^^ help: consider using `_socket_server` instead
Oct 31 21:17:59.336 INFO kablam!    |
Oct 31 21:17:59.337 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 31 21:17:59.337 INFO kablam! 
Oct 31 21:17:59.384 INFO kablam! warning: struct is never constructed: `ClusterIterator`
Oct 31 21:17:59.384 INFO kablam!   --> src/util/cluster.rs:10:1
Oct 31 21:17:59.384 INFO kablam!    |
Oct 31 21:17:59.384 INFO kablam! 10 | pub struct ClusterIterator<T> {
Oct 31 21:17:59.384 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 21:17:59.396 INFO kablam!    |
Oct 31 21:17:59.397 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 21:17:59.397 INFO kablam! 
Oct 31 21:17:59.397 INFO kablam! warning: method is never used: `from`
Oct 31 21:17:59.397 INFO kablam!   --> src/util/cluster.rs:15:5
Oct 31 21:17:59.397 INFO kablam!    |
Oct 31 21:17:59.397 INFO kablam! 15 |     pub fn from<I: Iterator<Item = T> + 'static>(base: I) -> ClusterIterator<T> {
Oct 31 21:17:59.397 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 21:17:59.397 INFO kablam! 
Oct 31 21:17:59.789 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 39.14s
Oct 31 21:17:59.808 INFO kablam! su: No module specific data is present
Oct 31 21:18:01.207 INFO running `"docker" "rm" "-f" "34cd4e94c51b7a644408c88c4217328e445fc89e88253da90499e564a2e54ab4"`
Oct 31 21:18:01.549 INFO blam! 34cd4e94c51b7a644408c88c4217328e445fc89e88253da90499e564a2e54ab4