Nov 01 02:19:35.948 INFO checking knoby/cybercon against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 02:19:35.948 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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"`
Nov 01 02:19:36.484 INFO blam! e557dab7e47323ba6e6862f61de7b8ad73b488e072e95f2094328c3793cec3af
Nov 01 02:19:36.492 INFO running `"docker" "start" "-a" "e557dab7e47323ba6e6862f61de7b8ad73b488e072e95f2094328c3793cec3af"`
Nov 01 02:19:37.237 INFO kablam! usermod: no changes
Nov 01 02:19:37.294 INFO kablam!     Checking serial-core v0.4.0
Nov 01 02:19:37.294 INFO kablam!     Checking ioctl-rs v0.1.6
Nov 01 02:19:37.766 INFO kablam!     Checking serial-unix v0.4.0
Nov 01 02:19:38.254 INFO kablam!     Checking serial v0.4.0
Nov 01 02:19:38.660 INFO kablam!     Checking cybercon v0.1.0 (/source)
Nov 01 02:19:39.082 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 02:19:39.082 INFO kablam!  --> src/main.rs:6:2
Nov 01 02:19:39.082 INFO kablam!   |
Nov 01 02:19:39.083 INFO kablam! 6 |     cm_com::connect("/dev/ttyUSB0".to_string());
Nov 01 02:19:39.083 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 02:19:39.084 INFO kablam!   |
Nov 01 02:19:39.084 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Nov 01 02:19:39.085 INFO kablam!   = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 02:19:39.085 INFO kablam! 
Nov 01 02:19:39.421 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 02:19:39.422 INFO kablam!  --> src/main.rs:6:2
Nov 01 02:19:39.422 INFO kablam!   |
Nov 01 02:19:39.422 INFO kablam! 6 |     cm_com::connect("/dev/ttyUSB0".to_string());
Nov 01 02:19:39.422 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 02:19:39.422 INFO kablam!   |
Nov 01 02:19:39.422 INFO kablam!   = note: #[warn(unused_must_use)] on by default
Nov 01 02:19:39.422 INFO kablam!   = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 02:19:39.422 INFO kablam! 
Nov 01 02:19:39.445 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
Nov 01 02:19:39.460 INFO kablam! su: No module specific data is present
Nov 01 02:19:40.324 INFO running `"docker" "rm" "-f" "e557dab7e47323ba6e6862f61de7b8ad73b488e072e95f2094328c3793cec3af"`
Nov 01 02:19:40.604 INFO blam! e557dab7e47323ba6e6862f61de7b8ad73b488e072e95f2094328c3793cec3af