Nov 28 07:46:52.238 INFO checking chrisshyi/Karger-MinCut against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 07:46:52.238 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 07:46:52.670 INFO [stdout] 08d476e26200978d8afd19299b918f5e1dc18312e424cb112d66df08066ae7d7
Nov 28 07:46:52.670 INFO running `"docker" "start" "-a" "08d476e26200978d8afd19299b918f5e1dc18312e424cb112d66df08066ae7d7"`
Nov 28 07:46:53.920 INFO [stderr] usermod: no changes
Nov 28 07:46:54.010 INFO [stderr]     Checking rand_core v0.1.0-pre.0
Nov 28 07:46:54.636 INFO [stderr]     Checking rand v0.5.0-pre.0
Nov 28 07:46:57.061 INFO [stderr]     Checking karger-min-cut v0.1.0 (/source)
Nov 28 07:46:57.985 INFO [stderr] warning: unused import: `thread_rng`
Nov 28 07:46:57.985 INFO [stderr]  --> src/main.rs:2:48
Nov 28 07:46:57.985 INFO [stderr]   |
Nov 28 07:46:57.985 INFO [stderr] 2 | use std::collections::HashMap; use rand::{Rng, thread_rng};
Nov 28 07:46:57.985 INFO [stderr]   |                                                ^^^^^^^^^^
Nov 28 07:46:57.985 INFO [stderr]   |
Nov 28 07:46:57.985 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 07:46:57.985 INFO [stderr] 
Nov 28 07:46:58.124 INFO [stderr] warning: unused import: `thread_rng`
Nov 28 07:46:58.124 INFO [stderr]  --> src/main.rs:2:48
Nov 28 07:46:58.124 INFO [stderr]   |
Nov 28 07:46:58.124 INFO [stderr] 2 | use std::collections::HashMap; use rand::{Rng, thread_rng};
Nov 28 07:46:58.124 INFO [stderr]   |                                                ^^^^^^^^^^
Nov 28 07:46:58.125 INFO [stderr]   |
Nov 28 07:46:58.125 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 07:46:58.125 INFO [stderr] 
Nov 28 07:46:58.129 INFO [stderr] warning: unused variable: `E`
Nov 28 07:46:58.129 INFO [stderr]    --> src/main.rs:128:17
Nov 28 07:46:58.129 INFO [stderr]     |
Nov 28 07:46:58.129 INFO [stderr] 128 |             Err(E) => panic!("line reading failure")
Nov 28 07:46:58.129 INFO [stderr]     |                 ^ help: consider using `_E` instead
Nov 28 07:46:58.129 INFO [stderr]     |
Nov 28 07:46:58.129 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 07:46:58.129 INFO [stderr] 
Nov 28 07:46:58.129 INFO [stderr] warning: unused variable: `num_vertx`
Nov 28 07:46:58.129 INFO [stderr]    --> src/main.rs:159:9
Nov 28 07:46:58.129 INFO [stderr]     |
Nov 28 07:46:58.129 INFO [stderr] 159 |     let num_vertx: f64 = active_vertx.len() as f64;
Nov 28 07:46:58.129 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_num_vertx` instead
Nov 28 07:46:58.130 INFO [stderr] 
Nov 28 07:46:58.164 INFO [stderr] warning: variable `E` should have a snake case name such as `e`
Nov 28 07:46:58.164 INFO [stderr]    --> src/main.rs:128:17
Nov 28 07:46:58.164 INFO [stderr]     |
Nov 28 07:46:58.164 INFO [stderr] 128 |             Err(E) => panic!("line reading failure")
Nov 28 07:46:58.165 INFO [stderr]     |                 ^
Nov 28 07:46:58.184 INFO [stderr]     |
Nov 28 07:46:58.184 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Nov 28 07:46:58.184 INFO [stderr] 
Nov 28 07:46:58.236 INFO [stderr] warning: unused variable: `E`
Nov 28 07:46:58.236 INFO [stderr]    --> src/main.rs:128:17
Nov 28 07:46:58.236 INFO [stderr]     |
Nov 28 07:46:58.237 INFO [stderr] 128 |             Err(E) => panic!("line reading failure")
Nov 28 07:46:58.237 INFO [stderr]     |                 ^ help: consider using `_E` instead
Nov 28 07:46:58.237 INFO [stderr]     |
Nov 28 07:46:58.237 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 07:46:58.237 INFO [stderr] 
Nov 28 07:46:58.237 INFO [stderr] warning: unused variable: `num_vertx`
Nov 28 07:46:58.237 INFO [stderr]    --> src/main.rs:159:9
Nov 28 07:46:58.237 INFO [stderr]     |
Nov 28 07:46:58.237 INFO [stderr] 159 |     let num_vertx: f64 = active_vertx.len() as f64;
Nov 28 07:46:58.237 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_num_vertx` instead
Nov 28 07:46:58.237 INFO [stderr] 
Nov 28 07:46:58.256 INFO [stderr] warning: variable `E` should have a snake case name such as `e`
Nov 28 07:46:58.256 INFO [stderr]    --> src/main.rs:128:17
Nov 28 07:46:58.256 INFO [stderr]     |
Nov 28 07:46:58.256 INFO [stderr] 128 |             Err(E) => panic!("line reading failure")
Nov 28 07:46:58.256 INFO [stderr]     |                 ^
Nov 28 07:46:58.256 INFO [stderr]     |
Nov 28 07:46:58.256 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Nov 28 07:46:58.256 INFO [stderr] 
Nov 28 07:46:58.288 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.32s
Nov 28 07:46:58.288 INFO [stderr] su: No module specific data is present
Nov 28 07:46:58.958 INFO running `"docker" "inspect" "08d476e26200978d8afd19299b918f5e1dc18312e424cb112d66df08066ae7d7"`
Nov 28 07:46:59.206 INFO running `"docker" "rm" "-f" "08d476e26200978d8afd19299b918f5e1dc18312e424cb112d66df08066ae7d7"`
Nov 28 07:46:59.692 INFO [stdout] 08d476e26200978d8afd19299b918f5e1dc18312e424cb112d66df08066ae7d7