Oct 13 05:16:52.377 INFO checking CheukNgai/PageRank_Timely against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 05:16:52.378 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 05:16:57.613 INFO blam! 686cc98484f71bae697a2eebeb2d3f514ae210d70c2a152f0f66d93bd1b6fc7f
Oct 13 05:16:57.615 INFO running `"docker" "start" "-a" "686cc98484f71bae697a2eebeb2d3f514ae210d70c2a152f0f66d93bd1b6fc7f"`
Oct 13 05:16:58.015 INFO kablam! usermod: no changes
Oct 13 05:16:58.245 INFO kablam!     Checking abomonation v0.5.0
Oct 13 05:16:58.245 INFO kablam!     Checking file v1.1.2
Oct 13 05:16:58.246 INFO kablam!     Checking timely_sort v0.1.6
Oct 13 05:16:58.248 INFO kablam!    Compiling abomonation_derive v0.3.0
Oct 13 05:17:03.432 INFO kablam!     Checking timely_communication v0.6.0
Oct 13 05:17:04.562 INFO kablam!     Checking timely v0.6.0
Oct 13 05:17:09.272 INFO kablam!     Checking pagerank v0.1.0 (/source)
Oct 13 05:17:11.080 INFO kablam! warning: unnecessary parentheses around `if` condition
Oct 13 05:17:11.080 INFO kablam!    --> src/main.rs:197:13
Oct 13 05:17:11.080 INFO kablam!     |
Oct 13 05:17:11.080 INFO kablam! 197 |             if (index == 0) {
Oct 13 05:17:11.080 INFO kablam!     |                ^^^^^^^^^^^^ help: remove these parentheses
Oct 13 05:17:11.080 INFO kablam!     |
Oct 13 05:17:11.080 INFO kablam!     = note: #[warn(unused_parens)] on by default
Oct 13 05:17:11.080 INFO kablam! 
Oct 13 05:17:11.280 INFO kablam! warning: unnecessary parentheses around `if` condition
Oct 13 05:17:11.280 INFO kablam!    --> src/main.rs:197:13
Oct 13 05:17:11.280 INFO kablam!     |
Oct 13 05:17:11.280 INFO kablam! 197 |             if (index == 0) {
Oct 13 05:17:11.280 INFO kablam!     |                ^^^^^^^^^^^^ help: remove these parentheses
Oct 13 05:17:11.280 INFO kablam!     |
Oct 13 05:17:11.281 INFO kablam!     = note: #[warn(unused_parens)] on by default
Oct 13 05:17:11.281 INFO kablam! 
Oct 13 05:17:11.352 INFO kablam! warning: unused variable: `diff`
Oct 13 05:17:11.352 INFO kablam!    --> src/main.rs:115:43
Oct 13 05:17:11.352 INFO kablam!     |
Oct 13 05:17:11.352 INFO kablam! 115 |                                 for (dst, diff) in rank_changes.iter_mut() {
Oct 13 05:17:11.352 INFO kablam!     |                                           ^^^^ help: consider using `_diff` instead
Oct 13 05:17:11.352 INFO kablam!     |
Oct 13 05:17:11.353 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 13 05:17:11.353 INFO kablam! 
Oct 13 05:17:11.391 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.392 INFO kablam!    --> src/main.rs:163:13
Oct 13 05:17:11.392 INFO kablam!     |
Oct 13 05:17:11.392 INFO kablam! 163 |         let mut round = 0;
Oct 13 05:17:11.393 INFO kablam!     |             ----^^^^^
Oct 13 05:17:11.393 INFO kablam!     |             |
Oct 13 05:17:11.393 INFO kablam!     |             help: remove this `mut`
Oct 13 05:17:11.394 INFO kablam!     |
Oct 13 05:17:11.394 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 05:17:11.394 INFO kablam! 
Oct 13 05:17:11.395 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.395 INFO kablam!    --> src/main.rs:163:13
Oct 13 05:17:11.395 INFO kablam!     |
Oct 13 05:17:11.396 INFO kablam! 163 |         let mut round = 0;
Oct 13 05:17:11.396 INFO kablam!     |             ----^^^^^
Oct 13 05:17:11.396 INFO kablam!     |             |
Oct 13 05:17:11.396 INFO kablam!     |             help: remove this `mut`
Oct 13 05:17:11.397 INFO kablam! 
Oct 13 05:17:11.408 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.408 INFO kablam!    --> src/main.rs:187:6
Oct 13 05:17:11.409 INFO kablam!     |
Oct 13 05:17:11.409 INFO kablam! 187 |     let mut file = BufReader::new(&f);
Oct 13 05:17:11.409 INFO kablam!     |         ----^^^^
Oct 13 05:17:11.410 INFO kablam!     |         |
Oct 13 05:17:11.410 INFO kablam!     |         help: remove this `mut`
Oct 13 05:17:11.410 INFO kablam! 
Oct 13 05:17:11.410 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.411 INFO kablam!    --> src/main.rs:209:9
Oct 13 05:17:11.411 INFO kablam!     |
Oct 13 05:17:11.411 INFO kablam! 209 |     let mut node_number = node_list.len();
Oct 13 05:17:11.412 INFO kablam!     |         ----^^^^^^^^^^^
Oct 13 05:17:11.412 INFO kablam!     |         |
Oct 13 05:17:11.412 INFO kablam!     |         help: remove this `mut`
Oct 13 05:17:11.412 INFO kablam! 
Oct 13 05:17:11.416 INFO kablam! warning: variable `default_PR` should have a snake case name such as `default_pr`
Oct 13 05:17:11.416 INFO kablam!   --> src/main.rs:24:13
Oct 13 05:17:11.417 INFO kablam!    |
Oct 13 05:17:11.417 INFO kablam! 24 |         let default_PR:f32 = 1.0 / node_number as f32;
Oct 13 05:17:11.417 INFO kablam!    |             ^^^^^^^^^^
Oct 13 05:17:11.418 INFO kablam!    |
Oct 13 05:17:11.418 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Oct 13 05:17:11.418 INFO kablam! 
Oct 13 05:17:11.594 INFO kablam! warning: unused variable: `diff`
Oct 13 05:17:11.594 INFO kablam!    --> src/main.rs:115:43
Oct 13 05:17:11.594 INFO kablam!     |
Oct 13 05:17:11.595 INFO kablam! 115 |                                 for (dst, diff) in rank_changes.iter_mut() {
Oct 13 05:17:11.595 INFO kablam!     |                                           ^^^^ help: consider using `_diff` instead
Oct 13 05:17:11.595 INFO kablam!     |
Oct 13 05:17:11.596 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 13 05:17:11.596 INFO kablam! 
Oct 13 05:17:11.635 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.635 INFO kablam!    --> src/main.rs:163:13
Oct 13 05:17:11.635 INFO kablam!     |
Oct 13 05:17:11.636 INFO kablam! 163 |         let mut round = 0;
Oct 13 05:17:11.636 INFO kablam!     |             ----^^^^^
Oct 13 05:17:11.636 INFO kablam!     |             |
Oct 13 05:17:11.637 INFO kablam!     |             help: remove this `mut`
Oct 13 05:17:11.637 INFO kablam!     |
Oct 13 05:17:11.637 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 05:17:11.637 INFO kablam! 
Oct 13 05:17:11.638 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.638 INFO kablam!    --> src/main.rs:163:13
Oct 13 05:17:11.638 INFO kablam!     |
Oct 13 05:17:11.639 INFO kablam! 163 |         let mut round = 0;
Oct 13 05:17:11.639 INFO kablam!     |             ----^^^^^
Oct 13 05:17:11.639 INFO kablam!     |             |
Oct 13 05:17:11.640 INFO kablam!     |             help: remove this `mut`
Oct 13 05:17:11.640 INFO kablam! 
Oct 13 05:17:11.640 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.640 INFO kablam!    --> src/main.rs:187:6
Oct 13 05:17:11.641 INFO kablam!     |
Oct 13 05:17:11.641 INFO kablam! 187 |     let mut file = BufReader::new(&f);
Oct 13 05:17:11.641 INFO kablam!     |         ----^^^^
Oct 13 05:17:11.642 INFO kablam!     |         |
Oct 13 05:17:11.642 INFO kablam!     |         help: remove this `mut`
Oct 13 05:17:11.642 INFO kablam! 
Oct 13 05:17:11.643 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:17:11.643 INFO kablam!    --> src/main.rs:209:9
Oct 13 05:17:11.643 INFO kablam!     |
Oct 13 05:17:11.644 INFO kablam! 209 |     let mut node_number = node_list.len();
Oct 13 05:17:11.644 INFO kablam!     |         ----^^^^^^^^^^^
Oct 13 05:17:11.644 INFO kablam!     |         |
Oct 13 05:17:11.644 INFO kablam!     |         help: remove this `mut`
Oct 13 05:17:11.644 INFO kablam! 
Oct 13 05:17:11.644 INFO kablam! warning: variable `default_PR` should have a snake case name such as `default_pr`
Oct 13 05:17:11.644 INFO kablam!   --> src/main.rs:24:13
Oct 13 05:17:11.644 INFO kablam!    |
Oct 13 05:17:11.644 INFO kablam! 24 |         let default_PR:f32 = 1.0 / node_number as f32;
Oct 13 05:17:11.644 INFO kablam!    |             ^^^^^^^^^^
Oct 13 05:17:11.644 INFO kablam!    |
Oct 13 05:17:11.644 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Oct 13 05:17:11.644 INFO kablam! 
Oct 13 05:17:11.694 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 13.66s
Oct 13 05:17:11.698 INFO kablam! su: No module specific data is present
Oct 13 05:17:12.956 INFO running `"docker" "rm" "-f" "686cc98484f71bae697a2eebeb2d3f514ae210d70c2a152f0f66d93bd1b6fc7f"`
Oct 13 05:17:13.356 INFO blam! 686cc98484f71bae697a2eebeb2d3f514ae210d70c2a152f0f66d93bd1b6fc7f