Nov 30 03:19:19.032 INFO checking errorport/rustbeat against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 03:19:19.032 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 03:19:19.504 INFO [stdout] d42f6e8b5dace41747369bc245bd658007e92fe68109f7d8f6453b904733c910
Nov 30 03:19:19.506 INFO running `"docker" "start" "-a" "d42f6e8b5dace41747369bc245bd658007e92fe68109f7d8f6453b904733c910"`
Nov 30 03:19:20.616 INFO [stderr] usermod: no changes
Nov 30 03:19:20.726 INFO [stderr]     Checking deep_unknown v0.1.0 (/source)
Nov 30 03:19:21.312 INFO [stderr] warning: unnecessary parentheses around assigned value
Nov 30 03:19:21.312 INFO [stderr]   --> src/main.rs:18:6
Nov 30 03:19:21.312 INFO [stderr]    |
Nov 30 03:19:21.312 INFO [stderr] 18 |         t+=(increment[increment_index] as i64);
Nov 30 03:19:21.312 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 03:19:21.312 INFO [stderr]    |
Nov 30 03:19:21.312 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 03:19:21.312 INFO [stderr] 
Nov 30 03:19:21.384 INFO [stderr] warning: unused variable: `rng`
Nov 30 03:19:21.384 INFO [stderr]  --> src/main.rs:6:10
Nov 30 03:19:21.384 INFO [stderr]   |
Nov 30 03:19:21.384 INFO [stderr] 6 |     let mut rng = thread_rng();
Nov 30 03:19:21.384 INFO [stderr]   |             ^^^ help: consider using `_rng` instead
Nov 30 03:19:21.384 INFO [stderr]   |
Nov 30 03:19:21.384 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 30 03:19:21.384 INFO [stderr] 
Nov 30 03:19:21.384 INFO [stderr] warning: value assigned to `s` is never read
Nov 30 03:19:21.384 INFO [stderr]   --> src/main.rs:32:10
Nov 30 03:19:21.384 INFO [stderr]    |
Nov 30 03:19:21.384 INFO [stderr] 32 |     let mut s: i64 = 0;
Nov 30 03:19:21.384 INFO [stderr]    |             ^
Nov 30 03:19:21.385 INFO [stderr]    |
Nov 30 03:19:21.385 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 30 03:19:21.385 INFO [stderr] 
Nov 30 03:19:21.385 INFO [stderr] warning: value assigned to `s` is never read
Nov 30 03:19:21.385 INFO [stderr]   --> src/main.rs:38:10
Nov 30 03:19:21.385 INFO [stderr]    |
Nov 30 03:19:21.385 INFO [stderr] 38 |     let mut s: i64 = 0;
Nov 30 03:19:21.385 INFO [stderr]    |             ^
Nov 30 03:19:21.385 INFO [stderr] 
Nov 30 03:19:21.385 INFO [stderr] warning: value assigned to `s` is never read
Nov 30 03:19:21.385 INFO [stderr]   --> src/main.rs:44:10
Nov 30 03:19:21.385 INFO [stderr]    |
Nov 30 03:19:21.385 INFO [stderr] 44 |     let mut s: i64 = 0;
Nov 30 03:19:21.385 INFO [stderr]    |             ^
Nov 30 03:19:21.385 INFO [stderr] 
Nov 30 03:19:21.400 INFO [stderr] warning: variable does not need to be mutable
Nov 30 03:19:21.400 INFO [stderr]  --> src/main.rs:6:6
Nov 30 03:19:21.400 INFO [stderr]   |
Nov 30 03:19:21.400 INFO [stderr] 6 |     let mut rng = thread_rng();
Nov 30 03:19:21.400 INFO [stderr]   |         ----^^^
Nov 30 03:19:21.400 INFO [stderr]   |         |
Nov 30 03:19:21.400 INFO [stderr]   |         help: remove this `mut`
Nov 30 03:19:21.400 INFO [stderr]   |
Nov 30 03:19:21.400 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 30 03:19:21.400 INFO [stderr] 
Nov 30 03:19:21.452 INFO [stderr] warning: unnecessary parentheses around assigned value
Nov 30 03:19:21.452 INFO [stderr]   --> src/main.rs:18:6
Nov 30 03:19:21.452 INFO [stderr]    |
Nov 30 03:19:21.452 INFO [stderr] 18 |         t+=(increment[increment_index] as i64);
Nov 30 03:19:21.452 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 03:19:21.452 INFO [stderr]    |
Nov 30 03:19:21.452 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 03:19:21.452 INFO [stderr] 
Nov 30 03:19:21.492 INFO [stderr] warning: unused variable: `rng`
Nov 30 03:19:21.492 INFO [stderr]  --> src/main.rs:6:10
Nov 30 03:19:21.492 INFO [stderr]   |
Nov 30 03:19:21.492 INFO [stderr] 6 |     let mut rng = thread_rng();
Nov 30 03:19:21.492 INFO [stderr]   |             ^^^ help: consider using `_rng` instead
Nov 30 03:19:21.492 INFO [stderr]   |
Nov 30 03:19:21.492 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 30 03:19:21.492 INFO [stderr] 
Nov 30 03:19:21.496 INFO [stderr] warning: value assigned to `s` is never read
Nov 30 03:19:21.496 INFO [stderr]   --> src/main.rs:32:10
Nov 30 03:19:21.496 INFO [stderr]    |
Nov 30 03:19:21.496 INFO [stderr] 32 |     let mut s: i64 = 0;
Nov 30 03:19:21.496 INFO [stderr]    |             ^
Nov 30 03:19:21.496 INFO [stderr]    |
Nov 30 03:19:21.496 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 30 03:19:21.496 INFO [stderr] 
Nov 30 03:19:21.496 INFO [stderr] warning: value assigned to `s` is never read
Nov 30 03:19:21.496 INFO [stderr]   --> src/main.rs:38:10
Nov 30 03:19:21.496 INFO [stderr]    |
Nov 30 03:19:21.496 INFO [stderr] 38 |     let mut s: i64 = 0;
Nov 30 03:19:21.496 INFO [stderr]    |             ^
Nov 30 03:19:21.496 INFO [stderr] 
Nov 30 03:19:21.496 INFO [stderr] warning: value assigned to `s` is never read
Nov 30 03:19:21.496 INFO [stderr]   --> src/main.rs:44:10
Nov 30 03:19:21.496 INFO [stderr]    |
Nov 30 03:19:21.496 INFO [stderr] 44 |     let mut s: i64 = 0;
Nov 30 03:19:21.496 INFO [stderr]    |             ^
Nov 30 03:19:21.496 INFO [stderr] 
Nov 30 03:19:21.496 INFO [stderr] warning: variable does not need to be mutable
Nov 30 03:19:21.497 INFO [stderr]  --> src/main.rs:6:6
Nov 30 03:19:21.497 INFO [stderr]   |
Nov 30 03:19:21.497 INFO [stderr] 6 |     let mut rng = thread_rng();
Nov 30 03:19:21.497 INFO [stderr]   |         ----^^^
Nov 30 03:19:21.497 INFO [stderr]   |         |
Nov 30 03:19:21.497 INFO [stderr]   |         help: remove this `mut`
Nov 30 03:19:21.497 INFO [stderr]   |
Nov 30 03:19:21.497 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 30 03:19:21.497 INFO [stderr] 
Nov 30 03:19:21.532 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
Nov 30 03:19:21.536 INFO [stderr] su: No module specific data is present
Nov 30 03:19:22.326 INFO running `"docker" "inspect" "d42f6e8b5dace41747369bc245bd658007e92fe68109f7d8f6453b904733c910"`
Nov 30 03:19:22.726 INFO running `"docker" "rm" "-f" "d42f6e8b5dace41747369bc245bd658007e92fe68109f7d8f6453b904733c910"`
Nov 30 03:19:23.074 INFO [stdout] d42f6e8b5dace41747369bc245bd658007e92fe68109f7d8f6453b904733c910