Nov 30 07:44:12.269 INFO checking aarthiKarthik/Rust-Basics against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 07:44:12.269 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 07:44:12.746 INFO [stdout] 20a3a541514642d0687e5ce2f3349d7e1b358c9da6d7a472bd1cb2da07664275
Nov 30 07:44:12.752 INFO running `"docker" "start" "-a" "20a3a541514642d0687e5ce2f3349d7e1b358c9da6d7a472bd1cb2da07664275"`
Nov 30 07:44:13.824 INFO [stderr] usermod: no changes
Nov 30 07:44:13.876 INFO [stderr]     Checking hello_world v0.0.1 (/source)
Nov 30 07:44:14.004 INFO [stderr] warning: unknown lint: `unused_variable`
Nov 30 07:44:14.004 INFO [stderr]  --> src/main.rs:2:10
Nov 30 07:44:14.004 INFO [stderr]   |
Nov 30 07:44:14.004 INFO [stderr] 2 | #![allow(unused_variable)]
Nov 30 07:44:14.004 INFO [stderr]   |          ^^^^^^^^^^^^^^^
Nov 30 07:44:14.004 INFO [stderr]   |
Nov 30 07:44:14.004 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Nov 30 07:44:14.004 INFO [stderr] 
Nov 30 07:44:14.064 INFO [stderr] warning: unknown lint: `unused_variable`
Nov 30 07:44:14.064 INFO [stderr]  --> src/main.rs:2:10
Nov 30 07:44:14.064 INFO [stderr]   |
Nov 30 07:44:14.064 INFO [stderr] 2 | #![allow(unused_variable)]
Nov 30 07:44:14.064 INFO [stderr]   |          ^^^^^^^^^^^^^^^
Nov 30 07:44:14.064 INFO [stderr]   |
Nov 30 07:44:14.064 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Nov 30 07:44:14.064 INFO [stderr] 
Nov 30 07:44:14.477 INFO [stderr] warning: unused variable: `a`
Nov 30 07:44:14.477 INFO [stderr]   --> src/main.rs:88:6
Nov 30 07:44:14.477 INFO [stderr]    |
Nov 30 07:44:14.477 INFO [stderr] 88 |     let a = 123;
Nov 30 07:44:14.477 INFO [stderr]    |         ^ help: consider using `_a` instead
Nov 30 07:44:14.477 INFO [stderr]    |
Nov 30 07:44:14.477 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 07:44:14.477 INFO [stderr] 
Nov 30 07:44:14.860 INFO [stderr] warning: unused variable: `a`
Nov 30 07:44:14.860 INFO [stderr]   --> src/main.rs:88:6
Nov 30 07:44:14.860 INFO [stderr]    |
Nov 30 07:44:14.860 INFO [stderr] 88 |     let a = 123;
Nov 30 07:44:14.860 INFO [stderr]    |         ^ help: consider using `_a` instead
Nov 30 07:44:14.860 INFO [stderr]    |
Nov 30 07:44:14.860 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 07:44:14.860 INFO [stderr] 
Nov 30 07:44:14.888 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Nov 30 07:44:14.899 INFO [stderr] su: No module specific data is present
Nov 30 07:44:15.215 INFO running `"docker" "inspect" "20a3a541514642d0687e5ce2f3349d7e1b358c9da6d7a472bd1cb2da07664275"`
Nov 30 07:44:15.286 INFO running `"docker" "rm" "-f" "20a3a541514642d0687e5ce2f3349d7e1b358c9da6d7a472bd1cb2da07664275"`
Nov 30 07:44:15.357 INFO [stdout] 20a3a541514642d0687e5ce2f3349d7e1b358c9da6d7a472bd1cb2da07664275