Oct 13 05:16:53.463 INFO checking CheukNgai/PageRank_Timely against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 05:16:53.464 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 13 05:16:57.652 INFO blam! da07a1207a8f2f38579389123aa6d6c5087ec657dd7777579e1fdaac649c48b1
Oct 13 05:16:57.653 INFO running `"docker" "start" "-a" "da07a1207a8f2f38579389123aa6d6c5087ec657dd7777579e1fdaac649c48b1"`
Oct 13 05:16:58.056 INFO kablam! usermod: no changes
Oct 13 05:16:58.237 INFO kablam!     Checking abomonation v0.5.0
Oct 13 05:16:58.237 INFO kablam!     Checking timely_sort v0.1.6
Oct 13 05:16:58.237 INFO kablam!    Compiling abomonation_derive v0.3.0
Oct 13 05:17:03.306 INFO kablam!     Checking timely_communication v0.6.0
Oct 13 05:17:04.584 INFO kablam!     Checking timely v0.6.0
Oct 13 05:17:09.442 INFO kablam!     Checking pagerank v0.1.0 (/source)
Oct 13 05:17:11.259 INFO kablam! warning: unnecessary parentheses around `if` condition
Oct 13 05:17:11.260 INFO kablam!    --> src/main.rs:197:13
Oct 13 05:17:11.261 INFO kablam!     |
Oct 13 05:17:11.262 INFO kablam! 197 |             if (index == 0) {
Oct 13 05:17:11.262 INFO kablam!     |                ^^^^^^^^^^^^ help: remove these parentheses
Oct 13 05:17:11.263 INFO kablam!     |
Oct 13 05:17:11.263 INFO kablam!     = note: #[warn(unused_parens)] on by default
Oct 13 05:17:11.264 INFO kablam! 
Oct 13 05:17:11.370 INFO kablam! warning: unnecessary parentheses around `if` condition
Oct 13 05:17:11.370 INFO kablam!    --> src/main.rs:197:13
Oct 13 05:17:11.370 INFO kablam!     |
Oct 13 05:17:11.371 INFO kablam! 197 |             if (index == 0) {
Oct 13 05:17:11.371 INFO kablam!     |                ^^^^^^^^^^^^ help: remove these parentheses
Oct 13 05:17:11.371 INFO kablam!     |
Oct 13 05:17:11.371 INFO kablam!     = note: #[warn(unused_parens)] on by default
Oct 13 05:17:11.371 INFO kablam! 
Oct 13 05:17:11.624 INFO kablam! warning: unused variable: `diff`
Oct 13 05:17:11.624 INFO kablam!    --> src/main.rs:115:43
Oct 13 05:17:11.624 INFO kablam!     |
Oct 13 05:17:11.624 INFO kablam! 115 |                                 for (dst, diff) in rank_changes.iter_mut() {
Oct 13 05:17:11.624 INFO kablam!     |                                           ^^^^ help: consider using `_diff` instead
Oct 13 05:17:11.624 INFO kablam!     |
Oct 13 05:17:11.624 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 13 05:17:11.626 INFO kablam! 
Oct 13 05:17:11.668 INFO kablam! warning: unused variable: `diff`
Oct 13 05:17:11.668 INFO kablam!    --> src/main.rs:115:43
Oct 13 05:17:11.668 INFO kablam!     |
Oct 13 05:17:11.668 INFO kablam! 115 |                                 for (dst, diff) in rank_changes.iter_mut() {
Oct 13 05:17:11.668 INFO kablam!     |                                           ^^^^ help: consider using `_diff` instead
Oct 13 05:17:11.668 INFO kablam!     |
Oct 13 05:17:11.668 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 13 05:17:11.668 INFO kablam! 
Oct 13 05:17:11.692 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.692 INFO kablam!    --> src/main.rs:163:13
Oct 13 05:17:11.692 INFO kablam!     |
Oct 13 05:17:11.692 INFO kablam! 163 |         let mut round = 0;
Oct 13 05:17:11.692 INFO kablam!     |             ----^^^^^
Oct 13 05:17:11.692 INFO kablam!     |             |
Oct 13 05:17:11.692 INFO kablam!     |             help: remove this `mut`
Oct 13 05:17:11.692 INFO kablam!     |
Oct 13 05:17:11.692 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 05:17:11.692 INFO kablam! 
Oct 13 05:17:11.695 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.695 INFO kablam!    --> src/main.rs:163:13
Oct 13 05:17:11.695 INFO kablam!     |
Oct 13 05:17:11.695 INFO kablam! 163 |         let mut round = 0;
Oct 13 05:17:11.695 INFO kablam!     |             ----^^^^^
Oct 13 05:17:11.695 INFO kablam!     |             |
Oct 13 05:17:11.695 INFO kablam!     |             help: remove this `mut`
Oct 13 05:17:11.695 INFO kablam! 
Oct 13 05:17:11.704 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.704 INFO kablam!    --> src/main.rs:187:6
Oct 13 05:17:11.704 INFO kablam!     |
Oct 13 05:17:11.704 INFO kablam! 187 |     let mut file = BufReader::new(&f);
Oct 13 05:17:11.704 INFO kablam!     |         ----^^^^
Oct 13 05:17:11.704 INFO kablam!     |         |
Oct 13 05:17:11.704 INFO kablam!     |         help: remove this `mut`
Oct 13 05:17:11.704 INFO kablam! 
Oct 13 05:17:11.704 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.704 INFO kablam!    --> src/main.rs:209:9
Oct 13 05:17:11.707 INFO kablam!     |
Oct 13 05:17:11.707 INFO kablam! 209 |     let mut node_number = node_list.len();
Oct 13 05:17:11.707 INFO kablam!     |         ----^^^^^^^^^^^
Oct 13 05:17:11.707 INFO kablam!     |         |
Oct 13 05:17:11.707 INFO kablam!     |         help: remove this `mut`
Oct 13 05:17:11.707 INFO kablam! 
Oct 13 05:17:11.707 INFO kablam! warning: variable `default_PR` should have a snake case name such as `default_pr`
Oct 13 05:17:11.707 INFO kablam!   --> src/main.rs:24:13
Oct 13 05:17:11.707 INFO kablam!    |
Oct 13 05:17:11.707 INFO kablam! 24 |         let default_PR:f32 = 1.0 / node_number as f32;
Oct 13 05:17:11.707 INFO kablam!    |             ^^^^^^^^^^
Oct 13 05:17:11.707 INFO kablam!    |
Oct 13 05:17:11.707 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Oct 13 05:17:11.707 INFO kablam! 
Oct 13 05:17:11.760 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.761 INFO kablam!    --> src/main.rs:163:13
Oct 13 05:17:11.761 INFO kablam!     |
Oct 13 05:17:11.761 INFO kablam! 163 |         let mut round = 0;
Oct 13 05:17:11.761 INFO kablam!     |             ----^^^^^
Oct 13 05:17:11.761 INFO kablam!     |             |
Oct 13 05:17:11.761 INFO kablam!     |             help: remove this `mut`
Oct 13 05:17:11.761 INFO kablam!     |
Oct 13 05:17:11.762 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 05:17:11.762 INFO kablam! 
Oct 13 05:17:11.768 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.768 INFO kablam!    --> src/main.rs:163:13
Oct 13 05:17:11.768 INFO kablam!     |
Oct 13 05:17:11.768 INFO kablam! 163 |         let mut round = 0;
Oct 13 05:17:11.769 INFO kablam!     |             ----^^^^^
Oct 13 05:17:11.769 INFO kablam!     |             |
Oct 13 05:17:11.769 INFO kablam!     |             help: remove this `mut`
Oct 13 05:17:11.769 INFO kablam! 
Oct 13 05:17:11.773 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.774 INFO kablam!    --> src/main.rs:187:6
Oct 13 05:17:11.774 INFO kablam!     |
Oct 13 05:17:11.774 INFO kablam! 187 |     let mut file = BufReader::new(&f);
Oct 13 05:17:11.774 INFO kablam!     |         ----^^^^
Oct 13 05:17:11.774 INFO kablam!     |         |
Oct 13 05:17:11.774 INFO kablam!     |         help: remove this `mut`
Oct 13 05:17:11.774 INFO kablam! 
Oct 13 05:17:11.775 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.775 INFO kablam!    --> src/main.rs:209:9
Oct 13 05:17:11.775 INFO kablam!     |
Oct 13 05:17:11.775 INFO kablam! 209 |     let mut node_number = node_list.len();
Oct 13 05:17:11.775 INFO kablam!     |         ----^^^^^^^^^^^
Oct 13 05:17:11.776 INFO kablam!     |         |
Oct 13 05:17:11.776 INFO kablam!     |         help: remove this `mut`
Oct 13 05:17:11.776 INFO kablam! 
Oct 13 05:17:11.777 INFO kablam! warning: variable `default_PR` should have a snake case name such as `default_pr`
Oct 13 05:17:11.777 INFO kablam!   --> src/main.rs:24:13
Oct 13 05:17:11.777 INFO kablam!    |
Oct 13 05:17:11.777 INFO kablam! 24 |         let default_PR:f32 = 1.0 / node_number as f32;
Oct 13 05:17:11.777 INFO kablam!    |             ^^^^^^^^^^
Oct 13 05:17:11.777 INFO kablam!    |
Oct 13 05:17:11.778 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Oct 13 05:17:11.778 INFO kablam! 
Oct 13 05:17:11.826 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 13.75s
Oct 13 05:17:11.830 INFO kablam! su: No module specific data is present
Oct 13 05:17:12.934 INFO running `"docker" "rm" "-f" "da07a1207a8f2f38579389123aa6d6c5087ec657dd7777579e1fdaac649c48b1"`
Oct 13 05:17:13.252 INFO blam! da07a1207a8f2f38579389123aa6d6c5087ec657dd7777579e1fdaac649c48b1