Nov 30 11:42:31.090 INFO checking CheukNgai/PageRank_Timely against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 11:42:31.090 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 11:42:33.231 INFO [stdout] 2bff25f6802ed44d18e1b3a074c0e10b9b679682786083f0f954266f09850028
Nov 30 11:42:33.235 INFO running `"docker" "start" "-a" "2bff25f6802ed44d18e1b3a074c0e10b9b679682786083f0f954266f09850028"`
Nov 30 11:42:33.720 INFO [stderr] usermod: no changes
Nov 30 11:42:33.785 INFO [stderr]     Checking abomonation v0.5.0
Nov 30 11:42:33.785 INFO [stderr]     Checking file v1.1.2
Nov 30 11:42:33.786 INFO [stderr]     Checking timely_sort v0.1.6
Nov 30 11:42:33.786 INFO [stderr]    Compiling abomonation_derive v0.3.0
Nov 30 11:42:37.484 INFO [stderr]     Checking timely_communication v0.6.0
Nov 30 11:42:38.546 INFO [stderr]     Checking timely v0.6.0
Nov 30 11:42:43.246 INFO [stderr]     Checking pagerank v0.1.0 (/source)
Nov 30 11:42:44.820 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 30 11:42:44.821 INFO [stderr]    --> src/main.rs:197:13
Nov 30 11:42:44.821 INFO [stderr]     |
Nov 30 11:42:44.821 INFO [stderr] 197 |             if (index == 0) {
Nov 30 11:42:44.822 INFO [stderr]     |                ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 11:42:44.822 INFO [stderr]     |
Nov 30 11:42:44.822 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 30 11:42:44.823 INFO [stderr] 
Nov 30 11:42:44.908 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 30 11:42:44.909 INFO [stderr]    --> src/main.rs:197:13
Nov 30 11:42:44.909 INFO [stderr]     |
Nov 30 11:42:44.909 INFO [stderr] 197 |             if (index == 0) {
Nov 30 11:42:44.910 INFO [stderr]     |                ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 11:42:44.910 INFO [stderr]     |
Nov 30 11:42:44.910 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 30 11:42:44.911 INFO [stderr] 
Nov 30 11:42:45.096 INFO [stderr] warning: unused variable: `diff`
Nov 30 11:42:45.096 INFO [stderr]    --> src/main.rs:115:43
Nov 30 11:42:45.097 INFO [stderr]     |
Nov 30 11:42:45.097 INFO [stderr] 115 |                                 for (dst, diff) in rank_changes.iter_mut() {
Nov 30 11:42:45.097 INFO [stderr]     |                                           ^^^^ help: consider using `_diff` instead
Nov 30 11:42:45.097 INFO [stderr]     |
Nov 30 11:42:45.097 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 11:42:45.097 INFO [stderr] 
Nov 30 11:42:45.148 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:42:45.148 INFO [stderr]    --> src/main.rs:163:13
Nov 30 11:42:45.148 INFO [stderr]     |
Nov 30 11:42:45.149 INFO [stderr] 163 |         let mut round = 0;
Nov 30 11:42:45.149 INFO [stderr]     |             ----^^^^^
Nov 30 11:42:45.149 INFO [stderr]     |             |
Nov 30 11:42:45.149 INFO [stderr]     |             help: remove this `mut`
Nov 30 11:42:45.149 INFO [stderr]     |
Nov 30 11:42:45.149 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 11:42:45.149 INFO [stderr] 
Nov 30 11:42:45.149 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:42:45.149 INFO [stderr]    --> src/main.rs:163:13
Nov 30 11:42:45.149 INFO [stderr]     |
Nov 30 11:42:45.149 INFO [stderr] 163 |         let mut round = 0;
Nov 30 11:42:45.149 INFO [stderr]     |             ----^^^^^
Nov 30 11:42:45.149 INFO [stderr]     |             |
Nov 30 11:42:45.149 INFO [stderr]     |             help: remove this `mut`
Nov 30 11:42:45.149 INFO [stderr] 
Nov 30 11:42:45.168 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:42:45.168 INFO [stderr]    --> src/main.rs:187:6
Nov 30 11:42:45.168 INFO [stderr]     |
Nov 30 11:42:45.168 INFO [stderr] 187 |     let mut file = BufReader::new(&f);
Nov 30 11:42:45.168 INFO [stderr]     |         ----^^^^
Nov 30 11:42:45.168 INFO [stderr]     |         |
Nov 30 11:42:45.168 INFO [stderr]     |         help: remove this `mut`
Nov 30 11:42:45.168 INFO [stderr] 
Nov 30 11:42:45.168 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:42:45.168 INFO [stderr]    --> src/main.rs:209:9
Nov 30 11:42:45.168 INFO [stderr]     |
Nov 30 11:42:45.168 INFO [stderr] 209 |     let mut node_number = node_list.len();
Nov 30 11:42:45.168 INFO [stderr]     |         ----^^^^^^^^^^^
Nov 30 11:42:45.169 INFO [stderr]     |         |
Nov 30 11:42:45.169 INFO [stderr]     |         help: remove this `mut`
Nov 30 11:42:45.169 INFO [stderr] 
Nov 30 11:42:45.176 INFO [stderr] warning: variable `default_PR` should have a snake case name such as `default_pr`
Nov 30 11:42:45.176 INFO [stderr]   --> src/main.rs:24:13
Nov 30 11:42:45.176 INFO [stderr]    |
Nov 30 11:42:45.176 INFO [stderr] 24 |         let default_PR:f32 = 1.0 / node_number as f32;
Nov 30 11:42:45.176 INFO [stderr]    |             ^^^^^^^^^^
Nov 30 11:42:45.176 INFO [stderr]    |
Nov 30 11:42:45.176 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 30 11:42:45.176 INFO [stderr] 
Nov 30 11:42:45.250 INFO [stderr] warning: unused variable: `diff`
Nov 30 11:42:45.250 INFO [stderr]    --> src/main.rs:115:43
Nov 30 11:42:45.251 INFO [stderr]     |
Nov 30 11:42:45.251 INFO [stderr] 115 |                                 for (dst, diff) in rank_changes.iter_mut() {
Nov 30 11:42:45.251 INFO [stderr]     |                                           ^^^^ help: consider using `_diff` instead
Nov 30 11:42:45.251 INFO [stderr]     |
Nov 30 11:42:45.251 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 11:42:45.252 INFO [stderr] 
Nov 30 11:42:45.308 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:42:45.309 INFO [stderr]    --> src/main.rs:163:13
Nov 30 11:42:45.309 INFO [stderr]     |
Nov 30 11:42:45.309 INFO [stderr] 163 |         let mut round = 0;
Nov 30 11:42:45.309 INFO [stderr]     |             ----^^^^^
Nov 30 11:42:45.310 INFO [stderr]     |             |
Nov 30 11:42:45.310 INFO [stderr]     |             help: remove this `mut`
Nov 30 11:42:45.310 INFO [stderr]     |
Nov 30 11:42:45.310 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 11:42:45.310 INFO [stderr] 
Nov 30 11:42:45.310 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:42:45.311 INFO [stderr]    --> src/main.rs:163:13
Nov 30 11:42:45.311 INFO [stderr]     |
Nov 30 11:42:45.311 INFO [stderr] 163 |         let mut round = 0;
Nov 30 11:42:45.311 INFO [stderr]     |             ----^^^^^
Nov 30 11:42:45.312 INFO [stderr]     |             |
Nov 30 11:42:45.312 INFO [stderr]     |             help: remove this `mut`
Nov 30 11:42:45.312 INFO [stderr] 
Nov 30 11:42:45.317 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:42:45.317 INFO [stderr]    --> src/main.rs:187:6
Nov 30 11:42:45.318 INFO [stderr]     |
Nov 30 11:42:45.318 INFO [stderr] 187 |     let mut file = BufReader::new(&f);
Nov 30 11:42:45.318 INFO [stderr]     |         ----^^^^
Nov 30 11:42:45.318 INFO [stderr]     |         |
Nov 30 11:42:45.319 INFO [stderr]     |         help: remove this `mut`
Nov 30 11:42:45.319 INFO [stderr] 
Nov 30 11:42:45.319 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:42:45.319 INFO [stderr]    --> src/main.rs:209:9
Nov 30 11:42:45.319 INFO [stderr]     |
Nov 30 11:42:45.320 INFO [stderr] 209 |     let mut node_number = node_list.len();
Nov 30 11:42:45.320 INFO [stderr]     |         ----^^^^^^^^^^^
Nov 30 11:42:45.320 INFO [stderr]     |         |
Nov 30 11:42:45.320 INFO [stderr]     |         help: remove this `mut`
Nov 30 11:42:45.321 INFO [stderr] 
Nov 30 11:42:45.321 INFO [stderr] warning: variable `default_PR` should have a snake case name such as `default_pr`
Nov 30 11:42:45.322 INFO [stderr]   --> src/main.rs:24:13
Nov 30 11:42:45.322 INFO [stderr]    |
Nov 30 11:42:45.322 INFO [stderr] 24 |         let default_PR:f32 = 1.0 / node_number as f32;
Nov 30 11:42:45.322 INFO [stderr]    |             ^^^^^^^^^^
Nov 30 11:42:45.323 INFO [stderr]    |
Nov 30 11:42:45.323 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 30 11:42:45.323 INFO [stderr] 
Nov 30 11:42:45.376 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.64s
Nov 30 11:42:45.389 INFO [stderr] su: No module specific data is present
Nov 30 11:42:46.408 INFO running `"docker" "inspect" "2bff25f6802ed44d18e1b3a074c0e10b9b679682786083f0f954266f09850028"`
Nov 30 11:42:46.732 INFO running `"docker" "rm" "-f" "2bff25f6802ed44d18e1b3a074c0e10b9b679682786083f0f954266f09850028"`
Nov 30 11:42:47.023 INFO [stdout] 2bff25f6802ed44d18e1b3a074c0e10b9b679682786083f0f954266f09850028