Nov 04 14:20:54.764 INFO checking CheukNgai/PageRank_Timely against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 14:20:54.764 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-3/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 04 14:20:59.899 INFO blam! 21b098b9607e41f1b6643d3adb0013f71d2332e001229f6a49ce79ab166ee562
Nov 04 14:20:59.901 INFO running `"docker" "start" "-a" "21b098b9607e41f1b6643d3adb0013f71d2332e001229f6a49ce79ab166ee562"`
Nov 04 14:21:02.280 INFO kablam! usermod: no changes
Nov 04 14:21:02.376 INFO kablam!     Checking abomonation v0.5.0
Nov 04 14:21:02.392 INFO kablam!     Checking file v1.1.2
Nov 04 14:21:02.399 INFO kablam!     Checking timely_sort v0.1.6
Nov 04 14:21:02.399 INFO kablam!    Compiling abomonation_derive v0.3.0
Nov 04 14:21:09.987 INFO kablam!     Checking timely_communication v0.6.0
Nov 04 14:21:11.210 INFO kablam!     Checking timely v0.6.0
Nov 04 14:21:16.004 INFO kablam!     Checking pagerank v0.1.0 (/source)
Nov 04 14:21:17.195 INFO kablam! warning: unnecessary parentheses around `if` condition
Nov 04 14:21:17.195 INFO kablam!    --> src/main.rs:197:13
Nov 04 14:21:17.195 INFO kablam!     |
Nov 04 14:21:17.195 INFO kablam! 197 |             if (index == 0) {
Nov 04 14:21:17.195 INFO kablam!     |                ^^^^^^^^^^^^ help: remove these parentheses
Nov 04 14:21:17.195 INFO kablam!     |
Nov 04 14:21:17.195 INFO kablam!     = note: #[warn(unused_parens)] on by default
Nov 04 14:21:17.195 INFO kablam! 
Nov 04 14:21:17.377 INFO kablam! warning: unnecessary parentheses around `if` condition
Nov 04 14:21:17.377 INFO kablam!    --> src/main.rs:197:13
Nov 04 14:21:17.378 INFO kablam!     |
Nov 04 14:21:17.378 INFO kablam! 197 |             if (index == 0) {
Nov 04 14:21:17.378 INFO kablam!     |                ^^^^^^^^^^^^ help: remove these parentheses
Nov 04 14:21:17.379 INFO kablam!     |
Nov 04 14:21:17.379 INFO kablam!     = note: #[warn(unused_parens)] on by default
Nov 04 14:21:17.379 INFO kablam! 
Nov 04 14:21:17.379 INFO kablam! warning: unused variable: `diff`
Nov 04 14:21:17.379 INFO kablam!    --> src/main.rs:115:43
Nov 04 14:21:17.379 INFO kablam!     |
Nov 04 14:21:17.379 INFO kablam! 115 |                                 for (dst, diff) in rank_changes.iter_mut() {
Nov 04 14:21:17.379 INFO kablam!     |                                           ^^^^ help: consider using `_diff` instead
Nov 04 14:21:17.379 INFO kablam!     |
Nov 04 14:21:17.379 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 04 14:21:17.379 INFO kablam! 
Nov 04 14:21:17.443 INFO kablam! warning: variable does not need to be mutable
Nov 04 14:21:17.443 INFO kablam!    --> src/main.rs:163:13
Nov 04 14:21:17.443 INFO kablam!     |
Nov 04 14:21:17.443 INFO kablam! 163 |         let mut round = 0;
Nov 04 14:21:17.443 INFO kablam!     |             ----^^^^^
Nov 04 14:21:17.443 INFO kablam!     |             |
Nov 04 14:21:17.443 INFO kablam!     |             help: remove this `mut`
Nov 04 14:21:17.443 INFO kablam!     |
Nov 04 14:21:17.443 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 04 14:21:17.443 INFO kablam! 
Nov 04 14:21:17.454 INFO kablam! warning: variable does not need to be mutable
Nov 04 14:21:17.454 INFO kablam!    --> src/main.rs:163:13
Nov 04 14:21:17.454 INFO kablam!     |
Nov 04 14:21:17.454 INFO kablam! 163 |         let mut round = 0;
Nov 04 14:21:17.454 INFO kablam!     |             ----^^^^^
Nov 04 14:21:17.454 INFO kablam!     |             |
Nov 04 14:21:17.454 INFO kablam!     |             help: remove this `mut`
Nov 04 14:21:17.454 INFO kablam! 
Nov 04 14:21:17.455 INFO kablam! warning: variable does not need to be mutable
Nov 04 14:21:17.455 INFO kablam!    --> src/main.rs:187:6
Nov 04 14:21:17.455 INFO kablam!     |
Nov 04 14:21:17.455 INFO kablam! 187 |     let mut file = BufReader::new(&f);
Nov 04 14:21:17.455 INFO kablam!     |         ----^^^^
Nov 04 14:21:17.455 INFO kablam!     |         |
Nov 04 14:21:17.455 INFO kablam!     |         help: remove this `mut`
Nov 04 14:21:17.455 INFO kablam! 
Nov 04 14:21:17.456 INFO kablam! warning: variable does not need to be mutable
Nov 04 14:21:17.456 INFO kablam!    --> src/main.rs:209:9
Nov 04 14:21:17.456 INFO kablam!     |
Nov 04 14:21:17.456 INFO kablam! 209 |     let mut node_number = node_list.len();
Nov 04 14:21:17.456 INFO kablam!     |         ----^^^^^^^^^^^
Nov 04 14:21:17.456 INFO kablam!     |         |
Nov 04 14:21:17.457 INFO kablam!     |         help: remove this `mut`
Nov 04 14:21:17.457 INFO kablam! 
Nov 04 14:21:17.458 INFO kablam! warning: variable `default_PR` should have a snake case name such as `default_pr`
Nov 04 14:21:17.458 INFO kablam!   --> src/main.rs:24:13
Nov 04 14:21:17.458 INFO kablam!    |
Nov 04 14:21:17.458 INFO kablam! 24 |         let default_PR:f32 = 1.0 / node_number as f32;
Nov 04 14:21:17.458 INFO kablam!    |             ^^^^^^^^^^
Nov 04 14:21:17.463 INFO kablam!    |
Nov 04 14:21:17.463 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Nov 04 14:21:17.463 INFO kablam! 
Nov 04 14:21:17.601 INFO kablam! warning: unused variable: `diff`
Nov 04 14:21:17.601 INFO kablam!    --> src/main.rs:115:43
Nov 04 14:21:17.601 INFO kablam!     |
Nov 04 14:21:17.601 INFO kablam! 115 |                                 for (dst, diff) in rank_changes.iter_mut() {
Nov 04 14:21:17.601 INFO kablam!     |                                           ^^^^ help: consider using `_diff` instead
Nov 04 14:21:17.601 INFO kablam!     |
Nov 04 14:21:17.601 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 04 14:21:17.601 INFO kablam! 
Nov 04 14:21:17.638 INFO kablam! warning: variable does not need to be mutable
Nov 04 14:21:17.639 INFO kablam!    --> src/main.rs:163:13
Nov 04 14:21:17.639 INFO kablam!     |
Nov 04 14:21:17.639 INFO kablam! 163 |         let mut round = 0;
Nov 04 14:21:17.639 INFO kablam!     |             ----^^^^^
Nov 04 14:21:17.639 INFO kablam!     |             |
Nov 04 14:21:17.639 INFO kablam!     |             help: remove this `mut`
Nov 04 14:21:17.639 INFO kablam!     |
Nov 04 14:21:17.639 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 04 14:21:17.639 INFO kablam! 
Nov 04 14:21:17.639 INFO kablam! warning: variable does not need to be mutable
Nov 04 14:21:17.639 INFO kablam!    --> src/main.rs:163:13
Nov 04 14:21:17.639 INFO kablam!     |
Nov 04 14:21:17.639 INFO kablam! 163 |         let mut round = 0;
Nov 04 14:21:17.639 INFO kablam!     |             ----^^^^^
Nov 04 14:21:17.639 INFO kablam!     |             |
Nov 04 14:21:17.639 INFO kablam!     |             help: remove this `mut`
Nov 04 14:21:17.639 INFO kablam! 
Nov 04 14:21:17.645 INFO kablam! warning: variable does not need to be mutable
Nov 04 14:21:17.645 INFO kablam!    --> src/main.rs:187:6
Nov 04 14:21:17.645 INFO kablam!     |
Nov 04 14:21:17.645 INFO kablam! 187 |     let mut file = BufReader::new(&f);
Nov 04 14:21:17.645 INFO kablam!     |         ----^^^^
Nov 04 14:21:17.645 INFO kablam!     |         |
Nov 04 14:21:17.645 INFO kablam!     |         help: remove this `mut`
Nov 04 14:21:17.645 INFO kablam! 
Nov 04 14:21:17.645 INFO kablam! warning: variable does not need to be mutable
Nov 04 14:21:17.645 INFO kablam!    --> src/main.rs:209:9
Nov 04 14:21:17.645 INFO kablam!     |
Nov 04 14:21:17.646 INFO kablam! 209 |     let mut node_number = node_list.len();
Nov 04 14:21:17.646 INFO kablam!     |         ----^^^^^^^^^^^
Nov 04 14:21:17.646 INFO kablam!     |         |
Nov 04 14:21:17.646 INFO kablam!     |         help: remove this `mut`
Nov 04 14:21:17.646 INFO kablam! 
Nov 04 14:21:17.646 INFO kablam! warning: variable `default_PR` should have a snake case name such as `default_pr`
Nov 04 14:21:17.646 INFO kablam!   --> src/main.rs:24:13
Nov 04 14:21:17.646 INFO kablam!    |
Nov 04 14:21:17.646 INFO kablam! 24 |         let default_PR:f32 = 1.0 / node_number as f32;
Nov 04 14:21:17.648 INFO kablam!    |             ^^^^^^^^^^
Nov 04 14:21:17.649 INFO kablam!    |
Nov 04 14:21:17.649 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Nov 04 14:21:17.649 INFO kablam! 
Nov 04 14:21:17.676 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.36s
Nov 04 14:21:17.681 INFO kablam! su: No module specific data is present
Nov 04 14:21:18.629 INFO running `"docker" "rm" "-f" "21b098b9607e41f1b6643d3adb0013f71d2332e001229f6a49ce79ab166ee562"`
Nov 04 14:21:18.931 INFO blam! 21b098b9607e41f1b6643d3adb0013f71d2332e001229f6a49ce79ab166ee562