Dec 19 19:03:08.565 INFO checking chrisshyi/Karger-MinCut against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 19:03:08.565 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/chrisshyi/Karger-MinCut:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 19:03:08.966 INFO [stdout] 42bacab4a82e994b6565d8c498f4f831b138ed93e6fd8df89d424badabc2e8d6
Dec 19 19:03:08.970 INFO running `"docker" "start" "-a" "42bacab4a82e994b6565d8c498f4f831b138ed93e6fd8df89d424badabc2e8d6"`
Dec 19 19:03:10.484 INFO [stderr]     Checking karger-min-cut v0.1.0 (/opt/crater/workdir)
Dec 19 19:03:10.712 INFO [stderr] warning: unused import: `thread_rng`
Dec 19 19:03:10.712 INFO [stderr]  --> src/main.rs:2:48
Dec 19 19:03:10.712 INFO [stderr]   |
Dec 19 19:03:10.712 INFO [stderr] 2 | use std::collections::HashMap; use rand::{Rng, thread_rng};
Dec 19 19:03:10.712 INFO [stderr]   |                                                ^^^^^^^^^^
Dec 19 19:03:10.712 INFO [stderr]   |
Dec 19 19:03:10.712 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 19:03:10.712 INFO [stderr] 
Dec 19 19:03:10.794 INFO [stderr] warning: unused variable: `E`
Dec 19 19:03:10.794 INFO [stderr]    --> src/main.rs:128:17
Dec 19 19:03:10.794 INFO [stderr]     |
Dec 19 19:03:10.794 INFO [stderr] 128 |             Err(E) => panic!("line reading failure")
Dec 19 19:03:10.794 INFO [stderr]     |                 ^ help: consider using `_E` instead
Dec 19 19:03:10.794 INFO [stderr]     |
Dec 19 19:03:10.794 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 19:03:10.794 INFO [stderr] 
Dec 19 19:03:10.794 INFO [stderr] warning: unused variable: `num_vertx`
Dec 19 19:03:10.794 INFO [stderr]    --> src/main.rs:159:9
Dec 19 19:03:10.794 INFO [stderr]     |
Dec 19 19:03:10.794 INFO [stderr] 159 |     let num_vertx: f64 = active_vertx.len() as f64;
Dec 19 19:03:10.794 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_num_vertx` instead
Dec 19 19:03:10.794 INFO [stderr] 
Dec 19 19:03:10.808 INFO [stderr] warning: unused import: `thread_rng`
Dec 19 19:03:10.808 INFO [stderr]  --> src/main.rs:2:48
Dec 19 19:03:10.808 INFO [stderr]   |
Dec 19 19:03:10.808 INFO [stderr] 2 | use std::collections::HashMap; use rand::{Rng, thread_rng};
Dec 19 19:03:10.808 INFO [stderr]   |                                                ^^^^^^^^^^
Dec 19 19:03:10.808 INFO [stderr]   |
Dec 19 19:03:10.808 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 19:03:10.808 INFO [stderr] 
Dec 19 19:03:10.816 INFO [stderr] warning: variable `E` should have a snake case name such as `e`
Dec 19 19:03:10.816 INFO [stderr]    --> src/main.rs:128:17
Dec 19 19:03:10.816 INFO [stderr]     |
Dec 19 19:03:10.816 INFO [stderr] 128 |             Err(E) => panic!("line reading failure")
Dec 19 19:03:10.816 INFO [stderr]     |                 ^
Dec 19 19:03:10.816 INFO [stderr]     |
Dec 19 19:03:10.816 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 19 19:03:10.816 INFO [stderr] 
Dec 19 19:03:10.924 INFO [stderr] warning: unused variable: `E`
Dec 19 19:03:10.924 INFO [stderr]    --> src/main.rs:128:17
Dec 19 19:03:10.924 INFO [stderr]     |
Dec 19 19:03:10.924 INFO [stderr] 128 |             Err(E) => panic!("line reading failure")
Dec 19 19:03:10.924 INFO [stderr]     |                 ^ help: consider using `_E` instead
Dec 19 19:03:10.924 INFO [stderr]     |
Dec 19 19:03:10.924 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 19:03:10.924 INFO [stderr] 
Dec 19 19:03:10.924 INFO [stderr] warning: unused variable: `num_vertx`
Dec 19 19:03:10.924 INFO [stderr]    --> src/main.rs:159:9
Dec 19 19:03:10.924 INFO [stderr]     |
Dec 19 19:03:10.924 INFO [stderr] 159 |     let num_vertx: f64 = active_vertx.len() as f64;
Dec 19 19:03:10.924 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_num_vertx` instead
Dec 19 19:03:10.924 INFO [stderr] 
Dec 19 19:03:10.948 INFO [stderr] warning: variable `E` should have a snake case name such as `e`
Dec 19 19:03:10.948 INFO [stderr]    --> src/main.rs:128:17
Dec 19 19:03:10.948 INFO [stderr]     |
Dec 19 19:03:10.948 INFO [stderr] 128 |             Err(E) => panic!("line reading failure")
Dec 19 19:03:10.948 INFO [stderr]     |                 ^
Dec 19 19:03:10.948 INFO [stderr]     |
Dec 19 19:03:10.948 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 19 19:03:10.948 INFO [stderr] 
Dec 19 19:03:10.970 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 19 19:03:11.664 INFO running `"docker" "inspect" "42bacab4a82e994b6565d8c498f4f831b138ed93e6fd8df89d424badabc2e8d6"`
Dec 19 19:03:11.922 INFO running `"docker" "rm" "-f" "42bacab4a82e994b6565d8c498f4f831b138ed93e6fd8df89d424badabc2e8d6"`
Dec 19 19:03:12.245 INFO [stdout] 42bacab4a82e994b6565d8c498f4f831b138ed93e6fd8df89d424badabc2e8d6