Nov 28 07:43:31.215 INFO checking chyld/rust-examples against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 07:43:31.215 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 07:43:31.634 INFO [stdout] 2fa0c7a48615113e8d58231968a06c61bc6c1f2e8cead5c786bb7e7f0a398516
Nov 28 07:43:31.634 INFO running `"docker" "start" "-a" "2fa0c7a48615113e8d58231968a06c61bc6c1f2e8cead5c786bb7e7f0a398516"`
Nov 28 07:43:33.136 INFO [stderr] usermod: no changes
Nov 28 07:43:33.196 INFO [stderr]     Checking rust-examples v0.1.0 (/source)
Nov 28 07:43:33.656 INFO [stderr] warning: unused variable: `a`
Nov 28 07:43:33.656 INFO [stderr]   --> src/main.rs:38:9
Nov 28 07:43:33.656 INFO [stderr]    |
Nov 28 07:43:33.656 INFO [stderr] 38 |     let a = Nil;
Nov 28 07:43:33.656 INFO [stderr]    |         ^ help: consider using `_a` instead
Nov 28 07:43:33.656 INFO [stderr]    |
Nov 28 07:43:33.656 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 07:43:33.656 INFO [stderr] 
Nov 28 07:43:33.656 INFO [stderr] warning: unused variable: `b`
Nov 28 07:43:33.656 INFO [stderr]   --> src/main.rs:39:9
Nov 28 07:43:33.656 INFO [stderr]    |
Nov 28 07:43:33.656 INFO [stderr] 39 |     let b = Pair(3, 5.2);
Nov 28 07:43:33.656 INFO [stderr]    |         ^ help: consider using `_b` instead
Nov 28 07:43:33.656 INFO [stderr] 
Nov 28 07:43:33.656 INFO [stderr] warning: unused variable: `c`
Nov 28 07:43:33.656 INFO [stderr]   --> src/main.rs:40:9
Nov 28 07:43:33.656 INFO [stderr]    |
Nov 28 07:43:33.656 INFO [stderr] 40 |     let c = Point {x: 4, y: 2.5};
Nov 28 07:43:33.657 INFO [stderr]    |         ^ help: consider using `_c` instead
Nov 28 07:43:33.657 INFO [stderr] 
Nov 28 07:43:33.657 INFO [stderr] warning: unused variable: `b`
Nov 28 07:43:33.657 INFO [stderr]   --> src/main.rs:60:9
Nov 28 07:43:33.657 INFO [stderr]    |
Nov 28 07:43:33.657 INFO [stderr] 60 |     let b: [u64; 10];   // u64 - 10 random values
Nov 28 07:43:33.657 INFO [stderr]    |         ^ help: consider using `_b` instead
Nov 28 07:43:33.657 INFO [stderr] 
Nov 28 07:43:33.668 INFO [stderr] warning: field is never used: `x`
Nov 28 07:43:33.668 INFO [stderr]   --> src/main.rs:17:5
Nov 28 07:43:33.668 INFO [stderr]    |
Nov 28 07:43:33.668 INFO [stderr] 17 |     x: u8,
Nov 28 07:43:33.668 INFO [stderr]    |     ^^^^^
Nov 28 07:43:33.668 INFO [stderr]    |
Nov 28 07:43:33.668 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 07:43:33.668 INFO [stderr] 
Nov 28 07:43:33.668 INFO [stderr] warning: field is never used: `y`
Nov 28 07:43:33.668 INFO [stderr]   --> src/main.rs:18:5
Nov 28 07:43:33.668 INFO [stderr]    |
Nov 28 07:43:33.668 INFO [stderr] 18 |     y: f32,
Nov 28 07:43:33.668 INFO [stderr]    |     ^^^^^^
Nov 28 07:43:33.668 INFO [stderr] 
Nov 28 07:43:33.871 INFO [stderr] warning: unused variable: `a`
Nov 28 07:43:33.871 INFO [stderr]   --> src/main.rs:38:9
Nov 28 07:43:33.871 INFO [stderr]    |
Nov 28 07:43:33.871 INFO [stderr] 38 |     let a = Nil;
Nov 28 07:43:33.871 INFO [stderr]    |         ^ help: consider using `_a` instead
Nov 28 07:43:33.871 INFO [stderr]    |
Nov 28 07:43:33.871 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 07:43:33.871 INFO [stderr] 
Nov 28 07:43:33.871 INFO [stderr] warning: unused variable: `b`
Nov 28 07:43:33.871 INFO [stderr]   --> src/main.rs:39:9
Nov 28 07:43:33.871 INFO [stderr]    |
Nov 28 07:43:33.871 INFO [stderr] 39 |     let b = Pair(3, 5.2);
Nov 28 07:43:33.871 INFO [stderr]    |         ^ help: consider using `_b` instead
Nov 28 07:43:33.871 INFO [stderr] 
Nov 28 07:43:33.871 INFO [stderr] warning: unused variable: `c`
Nov 28 07:43:33.871 INFO [stderr]   --> src/main.rs:40:9
Nov 28 07:43:33.871 INFO [stderr]    |
Nov 28 07:43:33.871 INFO [stderr] 40 |     let c = Point {x: 4, y: 2.5};
Nov 28 07:43:33.871 INFO [stderr]    |         ^ help: consider using `_c` instead
Nov 28 07:43:33.871 INFO [stderr] 
Nov 28 07:43:33.871 INFO [stderr] warning: unused variable: `b`
Nov 28 07:43:33.871 INFO [stderr]   --> src/main.rs:60:9
Nov 28 07:43:33.871 INFO [stderr]    |
Nov 28 07:43:33.871 INFO [stderr] 60 |     let b: [u64; 10];   // u64 - 10 random values
Nov 28 07:43:33.871 INFO [stderr]    |         ^ help: consider using `_b` instead
Nov 28 07:43:33.871 INFO [stderr] 
Nov 28 07:43:33.892 INFO [stderr] warning: field is never used: `x`
Nov 28 07:43:33.892 INFO [stderr]   --> src/main.rs:17:5
Nov 28 07:43:33.892 INFO [stderr]    |
Nov 28 07:43:33.892 INFO [stderr] 17 |     x: u8,
Nov 28 07:43:33.892 INFO [stderr]    |     ^^^^^
Nov 28 07:43:33.892 INFO [stderr]    |
Nov 28 07:43:33.892 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 07:43:33.892 INFO [stderr] 
Nov 28 07:43:33.892 INFO [stderr] warning: field is never used: `y`
Nov 28 07:43:33.892 INFO [stderr]   --> src/main.rs:18:5
Nov 28 07:43:33.892 INFO [stderr]    |
Nov 28 07:43:33.892 INFO [stderr] 18 |     y: f32,
Nov 28 07:43:33.892 INFO [stderr]    |     ^^^^^^
Nov 28 07:43:33.892 INFO [stderr] 
Nov 28 07:43:33.924 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Nov 28 07:43:33.924 INFO [stderr] su: No module specific data is present
Nov 28 07:43:35.048 INFO running `"docker" "inspect" "2fa0c7a48615113e8d58231968a06c61bc6c1f2e8cead5c786bb7e7f0a398516"`
Nov 28 07:43:35.301 INFO running `"docker" "rm" "-f" "2fa0c7a48615113e8d58231968a06c61bc6c1f2e8cead5c786bb7e7f0a398516"`
Nov 28 07:43:35.596 INFO [stdout] 2fa0c7a48615113e8d58231968a06c61bc6c1f2e8cead5c786bb7e7f0a398516