Dec 12 20:29:04.892 INFO testing yatendernitk/rust-codes against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 12 20:29:04.893 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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"`
Dec 12 20:29:05.423 INFO [stdout] 5d99d0464363b661715c2a3986c513c4ac405e3baadce315458758cf0436aa5f
Dec 12 20:29:05.425 INFO running `"docker" "start" "-a" "5d99d0464363b661715c2a3986c513c4ac405e3baadce315458758cf0436aa5f"`
Dec 12 20:29:06.979 INFO [stderr] usermod: no changes
Dec 12 20:29:07.043 INFO [stderr]    Compiling libc v0.2.32
Dec 12 20:29:08.223 INFO [stderr]    Compiling rand v0.3.17
Dec 12 20:29:10.390 INFO [stderr]    Compiling hello v0.0.1 (/source)
Dec 12 20:29:10.627 INFO [stderr] warning: variable does not need to be mutable
Dec 12 20:29:10.627 INFO [stderr]   --> src/main.rs:46:9
Dec 12 20:29:10.627 INFO [stderr]    |
Dec 12 20:29:10.627 INFO [stderr] 46 |     let mut guess: u32 = match guess.trim().parse() {
Dec 12 20:29:10.627 INFO [stderr]    |         ----^^^^^
Dec 12 20:29:10.627 INFO [stderr]    |         |
Dec 12 20:29:10.627 INFO [stderr]    |         help: remove this `mut`
Dec 12 20:29:10.627 INFO [stderr]    |
Dec 12 20:29:10.627 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 20:29:10.627 INFO [stderr] 
Dec 12 20:29:10.628 INFO [stderr] warning: function is never used: `guessing`
Dec 12 20:29:10.628 INFO [stderr]   --> src/main.rs:34:1
Dec 12 20:29:10.628 INFO [stderr]    |
Dec 12 20:29:10.628 INFO [stderr] 34 | fn guessing() {
Dec 12 20:29:10.628 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 12 20:29:10.628 INFO [stderr]    |
Dec 12 20:29:10.628 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 20:29:10.628 INFO [stderr] 
Dec 12 20:29:11.095 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.09s
Dec 12 20:29:11.095 INFO [stderr] su: No module specific data is present
Dec 12 20:29:12.232 INFO running `"docker" "inspect" "5d99d0464363b661715c2a3986c513c4ac405e3baadce315458758cf0436aa5f"`
Dec 12 20:29:12.537 INFO running `"docker" "rm" "-f" "5d99d0464363b661715c2a3986c513c4ac405e3baadce315458758cf0436aa5f"`
Dec 12 20:29:12.796 INFO [stdout] 5d99d0464363b661715c2a3986c513c4ac405e3baadce315458758cf0436aa5f
Dec 12 20:29:12.801 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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"`
Dec 12 20:29:13.303 INFO [stdout] ea7b1b0a634a3826a04aa611036032d76e481798d11ff9fe340d65b3ce54132b
Dec 12 20:29:13.308 INFO running `"docker" "start" "-a" "ea7b1b0a634a3826a04aa611036032d76e481798d11ff9fe340d65b3ce54132b"`
Dec 12 20:29:14.847 INFO [stderr] usermod: no changes
Dec 12 20:29:14.931 INFO [stderr]    Compiling hello v0.0.1 (/source)
Dec 12 20:29:15.242 INFO [stderr] warning: variable does not need to be mutable
Dec 12 20:29:15.242 INFO [stderr]   --> src/main.rs:46:9
Dec 12 20:29:15.242 INFO [stderr]    |
Dec 12 20:29:15.242 INFO [stderr] 46 |     let mut guess: u32 = match guess.trim().parse() {
Dec 12 20:29:15.242 INFO [stderr]    |         ----^^^^^
Dec 12 20:29:15.242 INFO [stderr]    |         |
Dec 12 20:29:15.242 INFO [stderr]    |         help: remove this `mut`
Dec 12 20:29:15.242 INFO [stderr]    |
Dec 12 20:29:15.242 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 20:29:15.242 INFO [stderr] 
Dec 12 20:29:15.242 INFO [stderr] warning: function is never used: `guessing`
Dec 12 20:29:15.242 INFO [stderr]   --> src/main.rs:34:1
Dec 12 20:29:15.242 INFO [stderr]    |
Dec 12 20:29:15.242 INFO [stderr] 34 | fn guessing() {
Dec 12 20:29:15.242 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 12 20:29:15.242 INFO [stderr]    |
Dec 12 20:29:15.242 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 20:29:15.242 INFO [stderr] 
Dec 12 20:29:15.639 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Dec 12 20:29:15.639 INFO [stderr] su: No module specific data is present
Dec 12 20:29:16.364 INFO running `"docker" "inspect" "ea7b1b0a634a3826a04aa611036032d76e481798d11ff9fe340d65b3ce54132b"`
Dec 12 20:29:16.737 INFO running `"docker" "rm" "-f" "ea7b1b0a634a3826a04aa611036032d76e481798d11ff9fe340d65b3ce54132b"`
Dec 12 20:29:16.995 INFO [stdout] ea7b1b0a634a3826a04aa611036032d76e481798d11ff9fe340d65b3ce54132b
Dec 12 20:29:16.999 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-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"`
Dec 12 20:29:17.475 INFO [stdout] 4f1785fc9ffbf9eba5dc65d67131d42296e425ad702e1376697775b19f5a5dda
Dec 12 20:29:17.477 INFO running `"docker" "start" "-a" "4f1785fc9ffbf9eba5dc65d67131d42296e425ad702e1376697775b19f5a5dda"`
Dec 12 20:29:18.852 INFO [stderr] usermod: no changes
Dec 12 20:29:18.955 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 12 20:29:18.955 INFO [stderr]      Running /target/debug/deps/hello-950f39431101fc8f
Dec 12 20:29:18.959 INFO [stderr] su: No module specific data is present
Dec 12 20:29:18.959 INFO [stdout] 
Dec 12 20:29:18.959 INFO [stdout] running 0 tests
Dec 12 20:29:18.959 INFO [stdout] 
Dec 12 20:29:18.959 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:29:18.959 INFO [stdout] 
Dec 12 20:29:19.713 INFO running `"docker" "inspect" "4f1785fc9ffbf9eba5dc65d67131d42296e425ad702e1376697775b19f5a5dda"`
Dec 12 20:29:20.082 INFO running `"docker" "rm" "-f" "4f1785fc9ffbf9eba5dc65d67131d42296e425ad702e1376697775b19f5a5dda"`
Dec 12 20:29:20.513 INFO [stdout] 4f1785fc9ffbf9eba5dc65d67131d42296e425ad702e1376697775b19f5a5dda