Dec 04 20:58:11.716 INFO checking chrisshyi/Karger-MinCut against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 20:58:11.716 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 20:58:12.227 INFO [stdout] d07d6012406f65a389b660374bae3f4a552f200f8779a1c71f2514681d789f27
Dec 04 20:58:12.227 INFO running `"docker" "start" "-a" "d07d6012406f65a389b660374bae3f4a552f200f8779a1c71f2514681d789f27"`
Dec 04 20:58:13.426 INFO [stderr] usermod: no changes
Dec 04 20:58:13.501 INFO [stderr]     Checking rand_core v0.1.0-pre.0
Dec 04 20:58:14.135 INFO [stderr]     Checking rand v0.5.0-pre.0
Dec 04 20:58:16.499 INFO [stderr]     Checking karger-min-cut v0.1.0 (/source)
Dec 04 20:58:16.978 INFO [stderr] warning: unused import: `thread_rng`
Dec 04 20:58:16.978 INFO [stderr]  --> src/main.rs:2:48
Dec 04 20:58:16.978 INFO [stderr]   |
Dec 04 20:58:16.978 INFO [stderr] 2 | use std::collections::HashMap; use rand::{Rng, thread_rng};
Dec 04 20:58:16.978 INFO [stderr]   |                                                ^^^^^^^^^^
Dec 04 20:58:16.979 INFO [stderr]   |
Dec 04 20:58:16.979 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 20:58:16.979 INFO [stderr] 
Dec 04 20:58:17.066 INFO [stderr] warning: unused import: `thread_rng`
Dec 04 20:58:17.066 INFO [stderr]  --> src/main.rs:2:48
Dec 04 20:58:17.066 INFO [stderr]   |
Dec 04 20:58:17.066 INFO [stderr] 2 | use std::collections::HashMap; use rand::{Rng, thread_rng};
Dec 04 20:58:17.066 INFO [stderr]   |                                                ^^^^^^^^^^
Dec 04 20:58:17.066 INFO [stderr]   |
Dec 04 20:58:17.066 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 20:58:17.066 INFO [stderr] 
Dec 04 20:58:17.094 INFO [stderr] warning: unused variable: `E`
Dec 04 20:58:17.099 INFO [stderr]    --> src/main.rs:128:17
Dec 04 20:58:17.099 INFO [stderr]     |
Dec 04 20:58:17.099 INFO [stderr] 128 |             Err(E) => panic!("line reading failure")
Dec 04 20:58:17.099 INFO [stderr]     |                 ^ help: consider using `_E` instead
Dec 04 20:58:17.099 INFO [stderr]     |
Dec 04 20:58:17.099 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 20:58:17.099 INFO [stderr] 
Dec 04 20:58:17.099 INFO [stderr] warning: unused variable: `num_vertx`
Dec 04 20:58:17.099 INFO [stderr]    --> src/main.rs:159:9
Dec 04 20:58:17.099 INFO [stderr]     |
Dec 04 20:58:17.099 INFO [stderr] 159 |     let num_vertx: f64 = active_vertx.len() as f64;
Dec 04 20:58:17.099 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_num_vertx` instead
Dec 04 20:58:17.099 INFO [stderr] 
Dec 04 20:58:17.123 INFO [stderr] warning: variable `E` should have a snake case name such as `e`
Dec 04 20:58:17.123 INFO [stderr]    --> src/main.rs:128:17
Dec 04 20:58:17.127 INFO [stderr]     |
Dec 04 20:58:17.127 INFO [stderr] 128 |             Err(E) => panic!("line reading failure")
Dec 04 20:58:17.127 INFO [stderr]     |                 ^
Dec 04 20:58:17.127 INFO [stderr]     |
Dec 04 20:58:17.127 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 04 20:58:17.127 INFO [stderr] 
Dec 04 20:58:17.139 INFO [stderr] warning: unused variable: `E`
Dec 04 20:58:17.139 INFO [stderr]    --> src/main.rs:128:17
Dec 04 20:58:17.139 INFO [stderr]     |
Dec 04 20:58:17.139 INFO [stderr] 128 |             Err(E) => panic!("line reading failure")
Dec 04 20:58:17.139 INFO [stderr]     |                 ^ help: consider using `_E` instead
Dec 04 20:58:17.139 INFO [stderr]     |
Dec 04 20:58:17.143 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 20:58:17.143 INFO [stderr] 
Dec 04 20:58:17.143 INFO [stderr] warning: unused variable: `num_vertx`
Dec 04 20:58:17.143 INFO [stderr]    --> src/main.rs:159:9
Dec 04 20:58:17.143 INFO [stderr]     |
Dec 04 20:58:17.143 INFO [stderr] 159 |     let num_vertx: f64 = active_vertx.len() as f64;
Dec 04 20:58:17.143 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_num_vertx` instead
Dec 04 20:58:17.143 INFO [stderr] 
Dec 04 20:58:17.159 INFO [stderr] warning: variable `E` should have a snake case name such as `e`
Dec 04 20:58:17.159 INFO [stderr]    --> src/main.rs:128:17
Dec 04 20:58:17.159 INFO [stderr]     |
Dec 04 20:58:17.159 INFO [stderr] 128 |             Err(E) => panic!("line reading failure")
Dec 04 20:58:17.159 INFO [stderr]     |                 ^
Dec 04 20:58:17.159 INFO [stderr]     |
Dec 04 20:58:17.159 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 04 20:58:17.160 INFO [stderr] 
Dec 04 20:58:17.204 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.75s
Dec 04 20:58:17.207 INFO [stderr] su: No module specific data is present
Dec 04 20:58:17.731 INFO running `"docker" "inspect" "d07d6012406f65a389b660374bae3f4a552f200f8779a1c71f2514681d789f27"`
Dec 04 20:58:18.093 INFO running `"docker" "rm" "-f" "d07d6012406f65a389b660374bae3f4a552f200f8779a1c71f2514681d789f27"`
Dec 04 20:58:18.375 INFO [stdout] d07d6012406f65a389b660374bae3f4a552f200f8779a1c71f2514681d789f27