Oct 31 17:41:35.994 INFO checking yatendernitk/rust-codes against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Oct 31 17:41:35.994 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 17:41:36.505 INFO blam! 781a75b8a13fddbe1a607bfc31c29d479c458537fbf6cca75876adc79d51da37
Oct 31 17:41:36.507 INFO running `"docker" "start" "-a" "781a75b8a13fddbe1a607bfc31c29d479c458537fbf6cca75876adc79d51da37"`
Oct 31 17:41:38.939 INFO kablam! usermod: no changes
Oct 31 17:41:39.037 INFO kablam!     Checking libc v0.2.32
Oct 31 17:41:40.216 INFO kablam!     Checking rand v0.3.17
Oct 31 17:41:41.953 INFO kablam!     Checking hello v0.0.1 (/source)
Oct 31 17:41:42.233 INFO kablam! warning: variable does not need to be mutable
Oct 31 17:41:42.233 INFO kablam!   --> src/main.rs:46:9
Oct 31 17:41:42.233 INFO kablam!    |
Oct 31 17:41:42.233 INFO kablam! 46 |     let mut guess: u32 = match guess.trim().parse() {
Oct 31 17:41:42.233 INFO kablam!    |         ----^^^^^
Oct 31 17:41:42.233 INFO kablam!    |         |
Oct 31 17:41:42.233 INFO kablam!    |         help: remove this `mut`
Oct 31 17:41:42.233 INFO kablam!    |
Oct 31 17:41:42.233 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 31 17:41:42.233 INFO kablam! 
Oct 31 17:41:42.233 INFO kablam! warning: function is never used: `guessing`
Oct 31 17:41:42.233 INFO kablam!   --> src/main.rs:34:1
Oct 31 17:41:42.233 INFO kablam!    |
Oct 31 17:41:42.233 INFO kablam! 34 | fn guessing() {
Oct 31 17:41:42.233 INFO kablam!    | ^^^^^^^^^^^^^
Oct 31 17:41:42.233 INFO kablam!    |
Oct 31 17:41:42.233 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 17:41:42.233 INFO kablam! 
Oct 31 17:41:42.400 INFO kablam! warning: variable does not need to be mutable
Oct 31 17:41:42.400 INFO kablam!   --> src/main.rs:46:9
Oct 31 17:41:42.400 INFO kablam!    |
Oct 31 17:41:42.400 INFO kablam! 46 |     let mut guess: u32 = match guess.trim().parse() {
Oct 31 17:41:42.400 INFO kablam!    |         ----^^^^^
Oct 31 17:41:42.400 INFO kablam!    |         |
Oct 31 17:41:42.400 INFO kablam!    |         help: remove this `mut`
Oct 31 17:41:42.400 INFO kablam!    |
Oct 31 17:41:42.400 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 31 17:41:42.400 INFO kablam! 
Oct 31 17:41:42.400 INFO kablam! warning: function is never used: `guessing`
Oct 31 17:41:42.400 INFO kablam!   --> src/main.rs:34:1
Oct 31 17:41:42.400 INFO kablam!    |
Oct 31 17:41:42.400 INFO kablam! 34 | fn guessing() {
Oct 31 17:41:42.400 INFO kablam!    | ^^^^^^^^^^^^^
Oct 31 17:41:42.400 INFO kablam!    |
Oct 31 17:41:42.400 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 17:41:42.400 INFO kablam! 
Oct 31 17:41:42.428 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.44s
Oct 31 17:41:42.429 INFO kablam! su: No module specific data is present
Oct 31 17:41:43.354 INFO running `"docker" "rm" "-f" "781a75b8a13fddbe1a607bfc31c29d479c458537fbf6cca75876adc79d51da37"`
Oct 31 17:41:43.698 INFO blam! 781a75b8a13fddbe1a607bfc31c29d479c458537fbf6cca75876adc79d51da37