Dec 11 20:49:48.418 INFO checking chyld/rust-examples against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 20:49:48.418 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 20:49:48.894 INFO [stdout] 666017eaa2294609aa0622635642f42e5e9772f41511571761a9223614d960f4
Dec 11 20:49:48.896 INFO running `"docker" "start" "-a" "666017eaa2294609aa0622635642f42e5e9772f41511571761a9223614d960f4"`
Dec 11 20:49:50.140 INFO [stderr] usermod: no changes
Dec 11 20:49:50.208 INFO [stderr]     Checking rust-examples v0.1.0 (/source)
Dec 11 20:49:51.060 INFO [stderr] warning: unused variable: `a`
Dec 11 20:49:51.060 INFO [stderr]   --> src/main.rs:38:9
Dec 11 20:49:51.060 INFO [stderr]    |
Dec 11 20:49:51.060 INFO [stderr] 38 |     let a = Nil;
Dec 11 20:49:51.060 INFO [stderr]    |         ^ help: consider using `_a` instead
Dec 11 20:49:51.060 INFO [stderr]    |
Dec 11 20:49:51.060 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 20:49:51.060 INFO [stderr] 
Dec 11 20:49:51.060 INFO [stderr] warning: unused variable: `b`
Dec 11 20:49:51.060 INFO [stderr]   --> src/main.rs:39:9
Dec 11 20:49:51.060 INFO [stderr]    |
Dec 11 20:49:51.060 INFO [stderr] 39 |     let b = Pair(3, 5.2);
Dec 11 20:49:51.060 INFO [stderr]    |         ^ help: consider using `_b` instead
Dec 11 20:49:51.060 INFO [stderr] 
Dec 11 20:49:51.064 INFO [stderr] warning: unused variable: `c`
Dec 11 20:49:51.064 INFO [stderr]   --> src/main.rs:40:9
Dec 11 20:49:51.064 INFO [stderr]    |
Dec 11 20:49:51.064 INFO [stderr] 40 |     let c = Point {x: 4, y: 2.5};
Dec 11 20:49:51.064 INFO [stderr]    |         ^ help: consider using `_c` instead
Dec 11 20:49:51.064 INFO [stderr] 
Dec 11 20:49:51.064 INFO [stderr] warning: unused variable: `b`
Dec 11 20:49:51.064 INFO [stderr]   --> src/main.rs:60:9
Dec 11 20:49:51.064 INFO [stderr]    |
Dec 11 20:49:51.064 INFO [stderr] 60 |     let b: [u64; 10];   // u64 - 10 random values
Dec 11 20:49:51.064 INFO [stderr]    |         ^ help: consider using `_b` instead
Dec 11 20:49:51.064 INFO [stderr] 
Dec 11 20:49:51.072 INFO [stderr] warning: field is never used: `x`
Dec 11 20:49:51.072 INFO [stderr]   --> src/main.rs:17:5
Dec 11 20:49:51.072 INFO [stderr]    |
Dec 11 20:49:51.072 INFO [stderr] 17 |     x: u8,
Dec 11 20:49:51.072 INFO [stderr]    |     ^^^^^
Dec 11 20:49:51.072 INFO [stderr]    |
Dec 11 20:49:51.072 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 20:49:51.072 INFO [stderr] 
Dec 11 20:49:51.072 INFO [stderr] warning: field is never used: `y`
Dec 11 20:49:51.072 INFO [stderr]   --> src/main.rs:18:5
Dec 11 20:49:51.072 INFO [stderr]    |
Dec 11 20:49:51.072 INFO [stderr] 18 |     y: f32,
Dec 11 20:49:51.072 INFO [stderr]    |     ^^^^^^
Dec 11 20:49:51.072 INFO [stderr] 
Dec 11 20:49:51.080 INFO [stderr] warning: unused variable: `a`
Dec 11 20:49:51.080 INFO [stderr]   --> src/main.rs:38:9
Dec 11 20:49:51.080 INFO [stderr]    |
Dec 11 20:49:51.080 INFO [stderr] 38 |     let a = Nil;
Dec 11 20:49:51.080 INFO [stderr]    |         ^ help: consider using `_a` instead
Dec 11 20:49:51.080 INFO [stderr]    |
Dec 11 20:49:51.080 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 20:49:51.080 INFO [stderr] 
Dec 11 20:49:51.080 INFO [stderr] warning: unused variable: `b`
Dec 11 20:49:51.080 INFO [stderr]   --> src/main.rs:39:9
Dec 11 20:49:51.080 INFO [stderr]    |
Dec 11 20:49:51.080 INFO [stderr] 39 |     let b = Pair(3, 5.2);
Dec 11 20:49:51.080 INFO [stderr]    |         ^ help: consider using `_b` instead
Dec 11 20:49:51.080 INFO [stderr] 
Dec 11 20:49:51.080 INFO [stderr] warning: unused variable: `c`
Dec 11 20:49:51.080 INFO [stderr]   --> src/main.rs:40:9
Dec 11 20:49:51.080 INFO [stderr]    |
Dec 11 20:49:51.080 INFO [stderr] 40 |     let c = Point {x: 4, y: 2.5};
Dec 11 20:49:51.080 INFO [stderr]    |         ^ help: consider using `_c` instead
Dec 11 20:49:51.080 INFO [stderr] 
Dec 11 20:49:51.080 INFO [stderr] warning: unused variable: `b`
Dec 11 20:49:51.080 INFO [stderr]   --> src/main.rs:60:9
Dec 11 20:49:51.080 INFO [stderr]    |
Dec 11 20:49:51.080 INFO [stderr] 60 |     let b: [u64; 10];   // u64 - 10 random values
Dec 11 20:49:51.080 INFO [stderr]    |         ^ help: consider using `_b` instead
Dec 11 20:49:51.080 INFO [stderr] 
Dec 11 20:49:51.096 INFO [stderr] warning: field is never used: `x`
Dec 11 20:49:51.096 INFO [stderr]   --> src/main.rs:17:5
Dec 11 20:49:51.096 INFO [stderr]    |
Dec 11 20:49:51.096 INFO [stderr] 17 |     x: u8,
Dec 11 20:49:51.096 INFO [stderr]    |     ^^^^^
Dec 11 20:49:51.096 INFO [stderr]    |
Dec 11 20:49:51.096 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 20:49:51.096 INFO [stderr] 
Dec 11 20:49:51.096 INFO [stderr] warning: field is never used: `y`
Dec 11 20:49:51.096 INFO [stderr]   --> src/main.rs:18:5
Dec 11 20:49:51.096 INFO [stderr]    |
Dec 11 20:49:51.096 INFO [stderr] 18 |     y: f32,
Dec 11 20:49:51.096 INFO [stderr]    |     ^^^^^^
Dec 11 20:49:51.096 INFO [stderr] 
Dec 11 20:49:51.133 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
Dec 11 20:49:51.146 INFO [stderr] su: No module specific data is present
Dec 11 20:49:51.840 INFO running `"docker" "inspect" "666017eaa2294609aa0622635642f42e5e9772f41511571761a9223614d960f4"`
Dec 11 20:49:52.109 INFO running `"docker" "rm" "-f" "666017eaa2294609aa0622635642f42e5e9772f41511571761a9223614d960f4"`
Dec 11 20:49:52.271 INFO [stdout] 666017eaa2294609aa0622635642f42e5e9772f41511571761a9223614d960f4