Dec 19 20:27:12.108 INFO checking anthdm/avalanche against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:27:12.108 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/anthdm/avalanche:/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 20:27:12.340 INFO [stdout] d7cd10645f5e387c8c5ee727c6d28d7300242b204811667aec1c41bc155e433d
Dec 19 20:27:12.342 INFO running `"docker" "start" "-a" "d7cd10645f5e387c8c5ee727c6d28d7300242b204811667aec1c41bc155e433d"`
Dec 19 20:27:13.136 INFO [stderr]    Compiling ring v0.13.2
Dec 19 20:27:17.555 INFO [stderr]     Checking avalanche v0.1.0 (/opt/crater/workdir)
Dec 19 20:27:17.754 INFO [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Dec 19 20:27:17.754 INFO [stderr]  --> src/main.rs:7:12
Dec 19 20:27:17.754 INFO [stderr]   |
Dec 19 20:27:17.754 INFO [stderr] 7 | use rand::{sample, thread_rng, Rng};
Dec 19 20:27:17.754 INFO [stderr]   |            ^^^^^^
Dec 19 20:27:17.754 INFO [stderr]   |
Dec 19 20:27:17.754 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 19 20:27:17.754 INFO [stderr] 
Dec 19 20:27:17.754 INFO [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
Dec 19 20:27:17.754 INFO [stderr]   --> src/main.rs:32:9
Dec 19 20:27:17.754 INFO [stderr]    |
Dec 19 20:27:17.754 INFO [stderr] 32 |         thread::sleep_ms(500); // cpu ded
Dec 19 20:27:17.754 INFO [stderr]    |         ^^^^^^^^^^^^^^^^
Dec 19 20:27:17.754 INFO [stderr] 
Dec 19 20:27:17.754 INFO [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Dec 19 20:27:17.754 INFO [stderr]    --> src/main.rs:171:5
Dec 19 20:27:17.754 INFO [stderr]     |
Dec 19 20:27:17.754 INFO [stderr] 171 |     sample(&mut thread_rng(), ids, n)
Dec 19 20:27:17.754 INFO [stderr]     |     ^^^^^^
Dec 19 20:27:17.755 INFO [stderr] 
Dec 19 20:27:17.804 INFO [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Dec 19 20:27:17.804 INFO [stderr]  --> src/main.rs:7:12
Dec 19 20:27:17.805 INFO [stderr]   |
Dec 19 20:27:17.805 INFO [stderr] 7 | use rand::{sample, thread_rng, Rng};
Dec 19 20:27:17.805 INFO [stderr]   |            ^^^^^^
Dec 19 20:27:17.805 INFO [stderr]   |
Dec 19 20:27:17.805 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 19 20:27:17.805 INFO [stderr] 
Dec 19 20:27:17.806 INFO [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
Dec 19 20:27:17.806 INFO [stderr]   --> src/main.rs:32:9
Dec 19 20:27:17.806 INFO [stderr]    |
Dec 19 20:27:17.806 INFO [stderr] 32 |         thread::sleep_ms(500); // cpu ded
Dec 19 20:27:17.806 INFO [stderr]    |         ^^^^^^^^^^^^^^^^
Dec 19 20:27:17.806 INFO [stderr] 
Dec 19 20:27:17.806 INFO [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Dec 19 20:27:17.806 INFO [stderr]    --> src/main.rs:171:5
Dec 19 20:27:17.806 INFO [stderr]     |
Dec 19 20:27:17.806 INFO [stderr] 171 |     sample(&mut thread_rng(), ids, n)
Dec 19 20:27:17.806 INFO [stderr]     |     ^^^^^^
Dec 19 20:27:17.806 INFO [stderr] 
Dec 19 20:27:17.932 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 19 20:27:17.932 INFO [stderr]    --> src/main.rs:143:21
Dec 19 20:27:17.932 INFO [stderr]     |
Dec 19 20:27:17.932 INFO [stderr] 143 | /                     sampled
Dec 19 20:27:17.932 INFO [stderr] 144 | |                         .iter()
Dec 19 20:27:17.932 INFO [stderr] 145 | |                         .map(|id| {
Dec 19 20:27:17.932 INFO [stderr] 146 | |                             nodes
Dec 19 20:27:17.932 INFO [stderr] ...   |
Dec 19 20:27:17.932 INFO [stderr] 152 | |                         })
Dec 19 20:27:17.932 INFO [stderr] 153 | |                         .collect::<Vec<_>>();
Dec 19 20:27:17.932 INFO [stderr]     | |_____________________________________________^
Dec 19 20:27:17.932 INFO [stderr]     |
Dec 19 20:27:17.932 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 20:27:17.932 INFO [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 19 20:27:17.932 INFO [stderr] 
Dec 19 20:27:17.932 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 20:27:17.932 INFO [stderr]    --> src/main.rs:352:9
Dec 19 20:27:17.932 INFO [stderr]     |
Dec 19 20:27:17.932 INFO [stderr] 352 |         self.sender.send((self.id, msg));
Dec 19 20:27:17.932 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:27:17.932 INFO [stderr]     |
Dec 19 20:27:17.932 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 20:27:17.932 INFO [stderr] 
Dec 19 20:27:17.932 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 20:27:17.932 INFO [stderr]    --> src/main.rs:357:9
Dec 19 20:27:17.932 INFO [stderr]     |
Dec 19 20:27:17.932 INFO [stderr] 357 |         self.sender.send((self.id, msg));
Dec 19 20:27:17.932 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:27:17.932 INFO [stderr]     |
Dec 19 20:27:17.932 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 20:27:17.932 INFO [stderr] 
Dec 19 20:27:17.984 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 19 20:27:17.984 INFO [stderr]    --> src/main.rs:143:21
Dec 19 20:27:17.984 INFO [stderr]     |
Dec 19 20:27:17.984 INFO [stderr] 143 | /                     sampled
Dec 19 20:27:17.984 INFO [stderr] 144 | |                         .iter()
Dec 19 20:27:17.984 INFO [stderr] 145 | |                         .map(|id| {
Dec 19 20:27:17.984 INFO [stderr] 146 | |                             nodes
Dec 19 20:27:17.984 INFO [stderr] ...   |
Dec 19 20:27:17.984 INFO [stderr] 152 | |                         })
Dec 19 20:27:17.984 INFO [stderr] 153 | |                         .collect::<Vec<_>>();
Dec 19 20:27:17.984 INFO [stderr]     | |_____________________________________________^
Dec 19 20:27:17.984 INFO [stderr]     |
Dec 19 20:27:17.984 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 20:27:17.984 INFO [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 19 20:27:17.984 INFO [stderr] 
Dec 19 20:27:17.984 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 20:27:17.984 INFO [stderr]    --> src/main.rs:352:9
Dec 19 20:27:17.984 INFO [stderr]     |
Dec 19 20:27:17.984 INFO [stderr] 352 |         self.sender.send((self.id, msg));
Dec 19 20:27:17.984 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:27:17.984 INFO [stderr]     |
Dec 19 20:27:17.985 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 20:27:17.985 INFO [stderr] 
Dec 19 20:27:17.985 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 20:27:17.985 INFO [stderr]    --> src/main.rs:357:9
Dec 19 20:27:17.985 INFO [stderr]     |
Dec 19 20:27:17.985 INFO [stderr] 357 |         self.sender.send((self.id, msg));
Dec 19 20:27:17.985 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:27:17.985 INFO [stderr]     |
Dec 19 20:27:17.985 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 20:27:17.985 INFO [stderr] 
Dec 19 20:27:18.048 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.95s
Dec 19 20:27:18.615 INFO running `"docker" "inspect" "d7cd10645f5e387c8c5ee727c6d28d7300242b204811667aec1c41bc155e433d"`
Dec 19 20:27:18.906 INFO running `"docker" "rm" "-f" "d7cd10645f5e387c8c5ee727c6d28d7300242b204811667aec1c41bc155e433d"`
Dec 19 20:27:19.148 INFO [stdout] d7cd10645f5e387c8c5ee727c6d28d7300242b204811667aec1c41bc155e433d