Nov 27 21:36:58.633 INFO checking rtalwar26/rust-playground against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 21:36:58.633 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 27 21:36:59.072 INFO [stdout] 88fb5b4f22e80e6faf4c885a3ced0bba1f18df78c743ef04ebdc7bb07cf1ae6d
Nov 27 21:36:59.080 INFO running `"docker" "start" "-a" "88fb5b4f22e80e6faf4c885a3ced0bba1f18df78c743ef04ebdc7bb07cf1ae6d"`
Nov 27 21:37:00.064 INFO [stderr] usermod: no changes
Nov 27 21:37:00.148 INFO [stderr]     Checking myrust v0.1.0 (/source)
Nov 27 21:37:00.690 INFO [stderr] warning: unused variable: `d`
Nov 27 21:37:00.690 INFO [stderr]   --> src/main.rs:35:8
Nov 27 21:37:00.690 INFO [stderr]    |
Nov 27 21:37:00.690 INFO [stderr] 35 |    let d = models::dog();
Nov 27 21:37:00.690 INFO [stderr]    |        ^ help: consider using `_d` instead
Nov 27 21:37:00.690 INFO [stderr]    |
Nov 27 21:37:00.690 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 21:37:00.690 INFO [stderr] 
Nov 27 21:37:00.690 INFO [stderr] warning: unused variable: `t`
Nov 27 21:37:00.690 INFO [stderr]    --> src/main.rs:106:9
Nov 27 21:37:00.690 INFO [stderr]     |
Nov 27 21:37:00.690 INFO [stderr] 106 |     let t: Rc<String> = s.clone();
Nov 27 21:37:00.690 INFO [stderr]     |         ^ help: consider using `_t` instead
Nov 27 21:37:00.690 INFO [stderr] 
Nov 27 21:37:00.690 INFO [stderr] warning: unused variable: `u`
Nov 27 21:37:00.690 INFO [stderr]    --> src/main.rs:107:9
Nov 27 21:37:00.690 INFO [stderr]     |
Nov 27 21:37:00.690 INFO [stderr] 107 |     let u = s.clone();
Nov 27 21:37:00.690 INFO [stderr]     |         ^ help: consider using `_u` instead
Nov 27 21:37:00.690 INFO [stderr] 
Nov 27 21:37:00.769 INFO [stderr] warning: unused variable: `d`
Nov 27 21:37:00.769 INFO [stderr]   --> src/main.rs:35:8
Nov 27 21:37:00.769 INFO [stderr]    |
Nov 27 21:37:00.769 INFO [stderr] 35 |    let d = models::dog();
Nov 27 21:37:00.769 INFO [stderr]    |        ^ help: consider using `_d` instead
Nov 27 21:37:00.769 INFO [stderr]    |
Nov 27 21:37:00.769 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 21:37:00.769 INFO [stderr] 
Nov 27 21:37:00.769 INFO [stderr] warning: unused variable: `t`
Nov 27 21:37:00.769 INFO [stderr]    --> src/main.rs:106:9
Nov 27 21:37:00.769 INFO [stderr]     |
Nov 27 21:37:00.769 INFO [stderr] 106 |     let t: Rc<String> = s.clone();
Nov 27 21:37:00.769 INFO [stderr]     |         ^ help: consider using `_t` instead
Nov 27 21:37:00.769 INFO [stderr] 
Nov 27 21:37:00.769 INFO [stderr] warning: unused variable: `u`
Nov 27 21:37:00.769 INFO [stderr]    --> src/main.rs:107:9
Nov 27 21:37:00.769 INFO [stderr]     |
Nov 27 21:37:00.769 INFO [stderr] 107 |     let u = s.clone();
Nov 27 21:37:00.769 INFO [stderr]     |         ^ help: consider using `_u` instead
Nov 27 21:37:00.769 INFO [stderr] 
Nov 27 21:37:00.824 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
Nov 27 21:37:00.827 INFO [stderr] su: No module specific data is present
Nov 27 21:37:01.606 INFO running `"docker" "inspect" "88fb5b4f22e80e6faf4c885a3ced0bba1f18df78c743ef04ebdc7bb07cf1ae6d"`
Nov 27 21:37:01.818 INFO running `"docker" "rm" "-f" "88fb5b4f22e80e6faf4c885a3ced0bba1f18df78c743ef04ebdc7bb07cf1ae6d"`
Nov 27 21:37:02.156 INFO [stdout] 88fb5b4f22e80e6faf4c885a3ced0bba1f18df78c743ef04ebdc7bb07cf1ae6d