Dec 06 08:10:38.169 INFO testing aarthiKarthik/Rust-Basics against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 08:10:38.169 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 08:10:38.316 INFO [stdout] 1a727b6ebd09ae24aff7b9ece5991fe670bfde5738e58e71a5fd2d0d3f03501f
Dec 06 08:10:38.318 INFO running `"docker" "start" "-a" "1a727b6ebd09ae24aff7b9ece5991fe670bfde5738e58e71a5fd2d0d3f03501f"`
Dec 06 08:10:38.735 INFO [stderr] usermod: no changes
Dec 06 08:10:38.755 INFO [stderr]    Compiling hello_world v0.0.1 (/source)
Dec 06 08:10:38.796 INFO [stderr] warning: unknown lint: `unused_variable`
Dec 06 08:10:38.796 INFO [stderr]  --> src/main.rs:2:10
Dec 06 08:10:38.796 INFO [stderr]   |
Dec 06 08:10:38.796 INFO [stderr] 2 | #![allow(unused_variable)]
Dec 06 08:10:38.796 INFO [stderr]   |          ^^^^^^^^^^^^^^^
Dec 06 08:10:38.796 INFO [stderr]   |
Dec 06 08:10:38.796 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Dec 06 08:10:38.796 INFO [stderr] 
Dec 06 08:10:39.171 INFO [stderr] warning: unused variable: `a`
Dec 06 08:10:39.171 INFO [stderr]   --> src/main.rs:88:6
Dec 06 08:10:39.171 INFO [stderr]    |
Dec 06 08:10:39.171 INFO [stderr] 88 |     let a = 123;
Dec 06 08:10:39.171 INFO [stderr]    |         ^ help: consider using `_a` instead
Dec 06 08:10:39.171 INFO [stderr]    |
Dec 06 08:10:39.171 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 08:10:39.171 INFO [stderr] 
Dec 06 08:10:39.508 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Dec 06 08:10:39.511 INFO [stderr] su: No module specific data is present
Dec 06 08:10:39.862 INFO running `"docker" "inspect" "1a727b6ebd09ae24aff7b9ece5991fe670bfde5738e58e71a5fd2d0d3f03501f"`
Dec 06 08:10:39.950 INFO running `"docker" "rm" "-f" "1a727b6ebd09ae24aff7b9ece5991fe670bfde5738e58e71a5fd2d0d3f03501f"`
Dec 06 08:10:40.034 INFO [stdout] 1a727b6ebd09ae24aff7b9ece5991fe670bfde5738e58e71a5fd2d0d3f03501f
Dec 06 08:10:40.036 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 08:10:40.237 INFO [stdout] a3398a9c6ba886db89d569823b9af6f56fad54590a5ed8d59f63a56b1082708f
Dec 06 08:10:40.239 INFO running `"docker" "start" "-a" "a3398a9c6ba886db89d569823b9af6f56fad54590a5ed8d59f63a56b1082708f"`
Dec 06 08:10:40.600 INFO [stderr] usermod: no changes
Dec 06 08:10:40.626 INFO [stderr]    Compiling hello_world v0.0.1 (/source)
Dec 06 08:10:40.674 INFO [stderr] warning: unknown lint: `unused_variable`
Dec 06 08:10:40.674 INFO [stderr]  --> src/main.rs:2:10
Dec 06 08:10:40.674 INFO [stderr]   |
Dec 06 08:10:40.674 INFO [stderr] 2 | #![allow(unused_variable)]
Dec 06 08:10:40.674 INFO [stderr]   |          ^^^^^^^^^^^^^^^
Dec 06 08:10:40.674 INFO [stderr]   |
Dec 06 08:10:40.674 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Dec 06 08:10:40.674 INFO [stderr] 
Dec 06 08:10:41.064 INFO [stderr] warning: unused variable: `a`
Dec 06 08:10:41.064 INFO [stderr]   --> src/main.rs:88:6
Dec 06 08:10:41.064 INFO [stderr]    |
Dec 06 08:10:41.064 INFO [stderr] 88 |     let a = 123;
Dec 06 08:10:41.064 INFO [stderr]    |         ^ help: consider using `_a` instead
Dec 06 08:10:41.064 INFO [stderr]    |
Dec 06 08:10:41.064 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 08:10:41.064 INFO [stderr] 
Dec 06 08:10:41.287 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Dec 06 08:10:41.290 INFO [stderr] su: No module specific data is present
Dec 06 08:10:41.670 INFO running `"docker" "inspect" "a3398a9c6ba886db89d569823b9af6f56fad54590a5ed8d59f63a56b1082708f"`
Dec 06 08:10:41.759 INFO running `"docker" "rm" "-f" "a3398a9c6ba886db89d569823b9af6f56fad54590a5ed8d59f63a56b1082708f"`
Dec 06 08:10:41.858 INFO [stdout] a3398a9c6ba886db89d569823b9af6f56fad54590a5ed8d59f63a56b1082708f
Dec 06 08:10:41.860 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 08:10:42.036 INFO [stdout] 80a6f5398cdaf089664565f3bb9d316de3a9e1cf742a41d07e1e61df65b6d033
Dec 06 08:10:42.038 INFO running `"docker" "start" "-a" "80a6f5398cdaf089664565f3bb9d316de3a9e1cf742a41d07e1e61df65b6d033"`
Dec 06 08:10:42.456 INFO [stderr] usermod: no changes
Dec 06 08:10:42.488 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 08:10:42.488 INFO [stdout] 
Dec 06 08:10:42.488 INFO [stderr]      Running /target/debug/deps/hello_world-941cb6512b2cbe66
Dec 06 08:10:42.488 INFO [stdout] running 0 tests
Dec 06 08:10:42.488 INFO [stdout] 
Dec 06 08:10:42.488 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 08:10:42.488 INFO [stdout] 
Dec 06 08:10:42.494 INFO [stderr] su: No module specific data is present
Dec 06 08:10:42.767 INFO running `"docker" "inspect" "80a6f5398cdaf089664565f3bb9d316de3a9e1cf742a41d07e1e61df65b6d033"`
Dec 06 08:10:42.874 INFO running `"docker" "rm" "-f" "80a6f5398cdaf089664565f3bb9d316de3a9e1cf742a41d07e1e61df65b6d033"`
Dec 06 08:10:42.959 INFO [stdout] 80a6f5398cdaf089664565f3bb9d316de3a9e1cf742a41d07e1e61df65b6d033