Oct 12 10:24:04.223 INFO checking yatendernitk/rust-codes against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 10:24:04.224 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 12 10:24:04.764 INFO blam! b7894bbf94e4e1f1c8e4695dcbfded55973f11dec8972a026faa2d3f682aae5e
Oct 12 10:24:04.770 INFO running `"docker" "start" "-a" "b7894bbf94e4e1f1c8e4695dcbfded55973f11dec8972a026faa2d3f682aae5e"`
Oct 12 10:24:05.938 INFO kablam! usermod: no changes
Oct 12 10:24:06.008 INFO kablam!     Checking libc v0.2.32
Oct 12 10:24:07.160 INFO kablam!     Checking rand v0.3.17
Oct 12 10:24:08.693 INFO kablam!     Checking hello v0.0.1 (/source)
Oct 12 10:24:09.092 INFO kablam! warning: variable does not need to be mutable
Oct 12 10:24:09.092 INFO kablam!   --> src/main.rs:46:9
Oct 12 10:24:09.092 INFO kablam!    |
Oct 12 10:24:09.092 INFO kablam! 46 |     let mut guess: u32 = match guess.trim().parse() {
Oct 12 10:24:09.092 INFO kablam!    |         ----^^^^^
Oct 12 10:24:09.092 INFO kablam!    |         |
Oct 12 10:24:09.092 INFO kablam!    |         help: remove this `mut`
Oct 12 10:24:09.096 INFO kablam!    |
Oct 12 10:24:09.096 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 10:24:09.096 INFO kablam! 
Oct 12 10:24:09.104 INFO kablam! warning: function is never used: `guessing`
Oct 12 10:24:09.104 INFO kablam!   --> src/main.rs:34:1
Oct 12 10:24:09.104 INFO kablam!    |
Oct 12 10:24:09.104 INFO kablam! 34 | fn guessing() {
Oct 12 10:24:09.104 INFO kablam!    | ^^^^^^^^^^^^^
Oct 12 10:24:09.104 INFO kablam!    |
Oct 12 10:24:09.104 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 10:24:09.104 INFO kablam! 
Oct 12 10:24:09.120 INFO kablam! warning: variable does not need to be mutable
Oct 12 10:24:09.120 INFO kablam!   --> src/main.rs:46:9
Oct 12 10:24:09.120 INFO kablam!    |
Oct 12 10:24:09.120 INFO kablam! 46 |     let mut guess: u32 = match guess.trim().parse() {
Oct 12 10:24:09.120 INFO kablam!    |         ----^^^^^
Oct 12 10:24:09.120 INFO kablam!    |         |
Oct 12 10:24:09.120 INFO kablam!    |         help: remove this `mut`
Oct 12 10:24:09.120 INFO kablam!    |
Oct 12 10:24:09.120 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 10:24:09.120 INFO kablam! 
Oct 12 10:24:09.124 INFO kablam! warning: function is never used: `guessing`
Oct 12 10:24:09.124 INFO kablam!   --> src/main.rs:34:1
Oct 12 10:24:09.124 INFO kablam!    |
Oct 12 10:24:09.124 INFO kablam! 34 | fn guessing() {
Oct 12 10:24:09.124 INFO kablam!    | ^^^^^^^^^^^^^
Oct 12 10:24:09.124 INFO kablam!    |
Oct 12 10:24:09.124 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 10:24:09.124 INFO kablam! 
Oct 12 10:24:09.160 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.18s
Oct 12 10:24:09.161 INFO kablam! su: No module specific data is present
Oct 12 10:24:10.046 INFO running `"docker" "rm" "-f" "b7894bbf94e4e1f1c8e4695dcbfded55973f11dec8972a026faa2d3f682aae5e"`
Oct 12 10:24:10.386 INFO blam! b7894bbf94e4e1f1c8e4695dcbfded55973f11dec8972a026faa2d3f682aae5e