Dec 01 00:47:55.340 INFO checking chain-p2p-0.1.7 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Dec 01 00:47:55.340 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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"`
Dec 01 00:47:55.812 INFO [stdout] 8bff8f92d4bf5cf9ca2e838a726a5f4745b103a61a45dd98641d262702a85ee7
Dec 01 00:47:55.814 INFO running `"docker" "start" "-a" "8bff8f92d4bf5cf9ca2e838a726a5f4745b103a61a45dd98641d262702a85ee7"`
Dec 01 00:47:57.196 INFO [stderr] usermod: no changes
Dec 01 00:47:57.404 INFO [stderr]     Checking chain-p2p v0.1.7 (/source)
Dec 01 00:48:05.554 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 01 00:48:05.554 INFO [stderr]    --> src/p2p/mod.rs:112:9
Dec 01 00:48:05.554 INFO [stderr]     |
Dec 01 00:48:05.554 INFO [stderr] 112 |         Conns::update(conns_update, index, conn_addr);
Dec 01 00:48:05.554 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 00:48:05.554 INFO [stderr]     |
Dec 01 00:48:05.554 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 01 00:48:05.554 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 00:48:05.554 INFO [stderr] 
Dec 01 00:48:05.554 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 01 00:48:05.554 INFO [stderr]    --> src/p2p/mod.rs:123:9
Dec 01 00:48:05.554 INFO [stderr]     |
Dec 01 00:48:05.554 INFO [stderr] 123 |         Conns::remove(conns_dis, index);
Dec 01 00:48:05.554 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 00:48:05.554 INFO [stderr]     |
Dec 01 00:48:05.554 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 00:48:05.554 INFO [stderr] 
Dec 01 00:48:05.720 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 01 00:48:05.720 INFO [stderr]    --> src/p2p/mod.rs:112:9
Dec 01 00:48:05.720 INFO [stderr]     |
Dec 01 00:48:05.720 INFO [stderr] 112 |         Conns::update(conns_update, index, conn_addr);
Dec 01 00:48:05.720 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 00:48:05.720 INFO [stderr]     |
Dec 01 00:48:05.720 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 01 00:48:05.720 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 00:48:05.720 INFO [stderr] 
Dec 01 00:48:05.720 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 01 00:48:05.720 INFO [stderr]    --> src/p2p/mod.rs:123:9
Dec 01 00:48:05.720 INFO [stderr]     |
Dec 01 00:48:05.720 INFO [stderr] 123 |         Conns::remove(conns_dis, index);
Dec 01 00:48:05.720 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 00:48:05.720 INFO [stderr]     |
Dec 01 00:48:05.720 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 01 00:48:05.720 INFO [stderr] 
Dec 01 00:48:10.750 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.53s
Dec 01 00:48:10.760 INFO [stderr] su: No module specific data is present
Dec 01 00:48:11.276 INFO running `"docker" "inspect" "8bff8f92d4bf5cf9ca2e838a726a5f4745b103a61a45dd98641d262702a85ee7"`
Dec 01 00:48:11.702 INFO running `"docker" "rm" "-f" "8bff8f92d4bf5cf9ca2e838a726a5f4745b103a61a45dd98641d262702a85ee7"`
Dec 01 00:48:11.952 INFO [stdout] 8bff8f92d4bf5cf9ca2e838a726a5f4745b103a61a45dd98641d262702a85ee7