Dec 04 11:26:12.839 INFO checking rongfengliang/rustdemoapp against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 11:26:12.839 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 11:26:13.343 INFO [stdout] 401244802e61617d1afa9991f70bd205fb31046d51842a35fd5df61484227d6c
Dec 04 11:26:13.345 INFO running `"docker" "start" "-a" "401244802e61617d1afa9991f70bd205fb31046d51842a35fd5df61484227d6c"`
Dec 04 11:26:15.743 INFO [stderr] usermod: no changes
Dec 04 11:26:15.939 INFO [stderr]     Checking num-traits v0.2.0
Dec 04 11:26:15.947 INFO [stderr]    Compiling pest v1.0.3
Dec 04 11:26:15.959 INFO [stderr]     Checking memchr v2.0.1
Dec 04 11:26:17.149 INFO [stderr]     Checking aho-corasick v0.6.4
Dec 04 11:26:19.003 INFO [stderr]    Compiling pest_derive v1.0.3
Dec 04 11:26:19.291 INFO [stderr]     Checking regex v0.2.6
Dec 04 11:26:19.407 INFO [stderr]     Checking num-traits v0.1.43
Dec 04 11:26:19.855 INFO [stderr]     Checking serde_json v1.0.9
Dec 04 11:26:29.631 INFO [stderr]     Checking handlebars v0.32.0
Dec 04 11:26:32.178 INFO [stderr]     Checking first v0.1.0 (/source)
Dec 04 11:26:32.565 INFO [stderr] warning: unused variable: `name`
Dec 04 11:26:32.565 INFO [stderr]   --> src/main.rs:11:16
Dec 04 11:26:32.565 INFO [stderr]    |
Dec 04 11:26:32.566 INFO [stderr] 11 |     fn appdemo(name:&str)->&str{
Dec 04 11:26:32.566 INFO [stderr]    |                ^^^^ help: consider using `_name` instead
Dec 04 11:26:32.579 INFO [stderr]    |
Dec 04 11:26:32.579 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 11:26:32.579 INFO [stderr] 
Dec 04 11:26:32.580 INFO [stderr] warning: unused variable: `n`
Dec 04 11:26:32.580 INFO [stderr]   --> src/main.rs:15:10
Dec 04 11:26:32.580 INFO [stderr]    |
Dec 04 11:26:32.581 INFO [stderr] 15 |     fn f(n: T) {
Dec 04 11:26:32.581 INFO [stderr]    |          ^ help: consider using `_n` instead
Dec 04 11:26:32.581 INFO [stderr] 
Dec 04 11:26:32.581 INFO [stderr] warning: unused variable: `name`
Dec 04 11:26:32.582 INFO [stderr]   --> src/main.rs:28:21
Dec 04 11:26:32.582 INFO [stderr]    |
Dec 04 11:26:32.582 INFO [stderr] 28 |     fn login(&self, name: &str) -> &str {
Dec 04 11:26:32.582 INFO [stderr]    |                     ^^^^ help: consider using `_name` instead
Dec 04 11:26:32.582 INFO [stderr] 
Dec 04 11:26:32.589 INFO [stderr] warning: function is never used: `say_demo`
Dec 04 11:26:32.589 INFO [stderr]  --> src/main.rs:1:1
Dec 04 11:26:32.589 INFO [stderr]   |
Dec 04 11:26:32.589 INFO [stderr] 1 | fn say_demo(name: &str) {
Dec 04 11:26:32.589 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 11:26:32.589 INFO [stderr]   |
Dec 04 11:26:32.589 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 11:26:32.590 INFO [stderr] 
Dec 04 11:26:32.590 INFO [stderr] warning: method is never used: `second`
Dec 04 11:26:32.590 INFO [stderr]   --> src/main.rs:23:5
Dec 04 11:26:32.590 INFO [stderr]    |
Dec 04 11:26:32.590 INFO [stderr] 23 |     fn second(){
Dec 04 11:26:32.590 INFO [stderr]    |     ^^^^^^^^^^^
Dec 04 11:26:32.590 INFO [stderr] 
Dec 04 11:26:32.615 INFO [stderr] warning: unused variable: `name`
Dec 04 11:26:32.615 INFO [stderr]   --> src/main.rs:11:16
Dec 04 11:26:32.615 INFO [stderr]    |
Dec 04 11:26:32.615 INFO [stderr] 11 |     fn appdemo(name:&str)->&str{
Dec 04 11:26:32.615 INFO [stderr]    |                ^^^^ help: consider using `_name` instead
Dec 04 11:26:32.615 INFO [stderr]    |
Dec 04 11:26:32.615 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 11:26:32.616 INFO [stderr] 
Dec 04 11:26:32.616 INFO [stderr] warning: unused variable: `n`
Dec 04 11:26:32.616 INFO [stderr]   --> src/main.rs:15:10
Dec 04 11:26:32.616 INFO [stderr]    |
Dec 04 11:26:32.616 INFO [stderr] 15 |     fn f(n: T) {
Dec 04 11:26:32.616 INFO [stderr]    |          ^ help: consider using `_n` instead
Dec 04 11:26:32.616 INFO [stderr] 
Dec 04 11:26:32.616 INFO [stderr] warning: unused variable: `name`
Dec 04 11:26:32.616 INFO [stderr]   --> src/main.rs:28:21
Dec 04 11:26:32.616 INFO [stderr]    |
Dec 04 11:26:32.616 INFO [stderr] 28 |     fn login(&self, name: &str) -> &str {
Dec 04 11:26:32.616 INFO [stderr]    |                     ^^^^ help: consider using `_name` instead
Dec 04 11:26:32.616 INFO [stderr] 
Dec 04 11:26:32.630 INFO [stderr] warning: function is never used: `say_demo`
Dec 04 11:26:32.630 INFO [stderr]  --> src/main.rs:1:1
Dec 04 11:26:32.631 INFO [stderr]   |
Dec 04 11:26:32.631 INFO [stderr] 1 | fn say_demo(name: &str) {
Dec 04 11:26:32.631 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 11:26:32.632 INFO [stderr]   |
Dec 04 11:26:32.633 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 11:26:32.633 INFO [stderr] 
Dec 04 11:26:32.634 INFO [stderr] warning: method is never used: `second`
Dec 04 11:26:32.635 INFO [stderr]   --> src/main.rs:23:5
Dec 04 11:26:32.636 INFO [stderr]    |
Dec 04 11:26:32.637 INFO [stderr] 23 |     fn second(){
Dec 04 11:26:32.638 INFO [stderr]    |     ^^^^^^^^^^^
Dec 04 11:26:32.639 INFO [stderr] 
Dec 04 11:26:32.687 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.92s
Dec 04 11:26:32.699 INFO [stderr] su: No module specific data is present
Dec 04 11:26:33.988 INFO running `"docker" "inspect" "401244802e61617d1afa9991f70bd205fb31046d51842a35fd5df61484227d6c"`
Dec 04 11:26:34.315 INFO running `"docker" "rm" "-f" "401244802e61617d1afa9991f70bd205fb31046d51842a35fd5df61484227d6c"`
Dec 04 11:26:34.703 INFO [stdout] 401244802e61617d1afa9991f70bd205fb31046d51842a35fd5df61484227d6c