Oct 26 21:04:20.238 INFO checking sharkdp/kickoff against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 26 21:04:20.240 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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 26 21:04:20.764 INFO blam! 19d5420ff63629721e3d70b8ace84610726cf851adb749b05870f4d9cbf6ed38
Oct 26 21:04:20.783 INFO running `"docker" "start" "-a" "19d5420ff63629721e3d70b8ace84610726cf851adb749b05870f4d9cbf6ed38"`
Oct 26 21:04:21.810 INFO kablam! usermod: no changes
Oct 26 21:04:21.983 INFO kablam!     Checking term_size v0.3.1
Oct 26 21:04:21.983 INFO kablam!     Checking log v0.4.5
Oct 26 21:04:21.983 INFO kablam!     Checking ctrlc v3.1.1
Oct 26 21:04:21.983 INFO kablam!     Checking serde_json v1.0.31
Oct 26 21:04:21.983 INFO kablam!    Compiling syn v0.15.6
Oct 26 21:04:21.983 INFO kablam!     Checking regex v1.0.5
Oct 26 21:04:22.891 INFO kablam!     Checking textwrap v0.10.0
Oct 26 21:04:24.499 INFO kablam!     Checking clap v2.32.0
Oct 26 21:04:29.535 INFO kablam!     Checking env_logger v0.5.13
Oct 26 21:04:41.303 INFO kablam!    Compiling serde_derive v1.0.79
Oct 26 21:04:58.616 INFO kablam!     Checking kickoff v0.1.0 (/source)
Oct 26 21:05:00.657 INFO kablam! warning: unused variable: `socket_server`
Oct 26 21:05:00.657 INFO kablam!   --> src/controller.rs:37:13
Oct 26 21:05:00.657 INFO kablam!    |
Oct 26 21:05:00.657 INFO kablam! 37 |         let socket_server = thread::spawn(move || {
Oct 26 21:05:00.657 INFO kablam!    |             ^^^^^^^^^^^^^ help: consider using `_socket_server` instead
Oct 26 21:05:00.657 INFO kablam!    |
Oct 26 21:05:00.657 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 26 21:05:00.659 INFO kablam! 
Oct 26 21:05:00.799 INFO kablam! warning: unused variable: `socket_server`
Oct 26 21:05:00.799 INFO kablam!   --> src/controller.rs:37:13
Oct 26 21:05:00.799 INFO kablam!    |
Oct 26 21:05:00.799 INFO kablam! 37 |         let socket_server = thread::spawn(move || {
Oct 26 21:05:00.799 INFO kablam!    |             ^^^^^^^^^^^^^ help: consider using `_socket_server` instead
Oct 26 21:05:00.799 INFO kablam!    |
Oct 26 21:05:00.799 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 26 21:05:00.799 INFO kablam! 
Oct 26 21:05:01.007 INFO kablam! warning: struct is never constructed: `ClusterIterator`
Oct 26 21:05:01.007 INFO kablam!   --> src/util/cluster.rs:10:1
Oct 26 21:05:01.007 INFO kablam!    |
Oct 26 21:05:01.007 INFO kablam! 10 | pub struct ClusterIterator<T> {
Oct 26 21:05:01.007 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 21:05:01.007 INFO kablam!    |
Oct 26 21:05:01.007 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 26 21:05:01.007 INFO kablam! 
Oct 26 21:05:01.007 INFO kablam! warning: method is never used: `from`
Oct 26 21:05:01.007 INFO kablam!   --> src/util/cluster.rs:15:5
Oct 26 21:05:01.007 INFO kablam!    |
Oct 26 21:05:01.007 INFO kablam! 15 |     pub fn from<I: Iterator<Item = T> + 'static>(base: I) -> ClusterIterator<T> {
Oct 26 21:05:01.007 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 21:05:01.007 INFO kablam! 
Oct 26 21:05:01.298 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 39.45s
Oct 26 21:05:01.305 INFO kablam! su: No module specific data is present
Oct 26 21:05:03.218 INFO running `"docker" "rm" "-f" "19d5420ff63629721e3d70b8ace84610726cf851adb749b05870f4d9cbf6ed38"`
Oct 26 21:05:03.535 INFO blam! 19d5420ff63629721e3d70b8ace84610726cf851adb749b05870f4d9cbf6ed38