Dec 18 07:07:05.469 INFO checking JeffLabonte/Internet_Of_Coins against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 07:07:05.469 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/JeffLabonte/Internet_Of_Coins:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 07:07:05.872 INFO [stdout] 4353b656f45a2230d3ba7ed369a08af87ec7d1f98ec985c27d9b2f2b10bf1188
Dec 18 07:07:05.880 INFO running `"docker" "start" "-a" "4353b656f45a2230d3ba7ed369a08af87ec7d1f98ec985c27d9b2f2b10bf1188"`
Dec 18 07:07:07.738 INFO [stderr]     Checking blockchain v0.1.0 (/opt/crater/workdir/blockchain)
Dec 18 07:07:08.448 INFO [stderr] warning: unused import: `types::BlockChain`
Dec 18 07:07:08.448 INFO [stderr]  --> blockchain/src/lib.rs:6:5
Dec 18 07:07:08.448 INFO [stderr]   |
Dec 18 07:07:08.448 INFO [stderr] 6 | use types::BlockChain;
Dec 18 07:07:08.448 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 18 07:07:08.448 INFO [stderr]   |
Dec 18 07:07:08.448 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:07:08.448 INFO [stderr] 
Dec 18 07:07:08.868 INFO [stderr] warning: method is never used: `proof_of_work`
Dec 18 07:07:08.868 INFO [stderr]   --> blockchain/src/types/mod.rs:93:5
Dec 18 07:07:08.868 INFO [stderr]    |
Dec 18 07:07:08.868 INFO [stderr] 93 |     fn proof_of_work(&self, last_proof: u64) -> u64{
Dec 18 07:07:08.868 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:08.869 INFO [stderr]    |
Dec 18 07:07:08.869 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:07:08.869 INFO [stderr] 
Dec 18 07:07:08.869 INFO [stderr] warning: method is never used: `valid_proof`
Dec 18 07:07:08.869 INFO [stderr]    --> blockchain/src/types/mod.rs:113:5
Dec 18 07:07:08.869 INFO [stderr]     |
Dec 18 07:07:08.869 INFO [stderr] 113 |     fn valid_proof(proof: u64, last_proof: u64) -> bool {
Dec 18 07:07:08.869 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:08.869 INFO [stderr] 
Dec 18 07:07:08.919 INFO [stderr]     Checking internetofcoins v0.1.0 (/opt/crater/workdir)
Dec 18 07:07:08.948 INFO [stderr] warning: method is never used: `proof_of_work`
Dec 18 07:07:08.948 INFO [stderr]   --> blockchain/src/types/mod.rs:93:5
Dec 18 07:07:08.949 INFO [stderr]    |
Dec 18 07:07:08.949 INFO [stderr] 93 |     fn proof_of_work(&self, last_proof: u64) -> u64{
Dec 18 07:07:08.949 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:08.950 INFO [stderr]    |
Dec 18 07:07:08.950 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:07:08.950 INFO [stderr] 
Dec 18 07:07:08.950 INFO [stderr] warning: method is never used: `valid_proof`
Dec 18 07:07:08.951 INFO [stderr]    --> blockchain/src/types/mod.rs:113:5
Dec 18 07:07:08.951 INFO [stderr]     |
Dec 18 07:07:08.951 INFO [stderr] 113 |     fn valid_proof(proof: u64, last_proof: u64) -> bool {
Dec 18 07:07:08.951 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:07:08.952 INFO [stderr] 
Dec 18 07:07:12.128 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.70s
Dec 18 07:07:12.816 INFO running `"docker" "inspect" "4353b656f45a2230d3ba7ed369a08af87ec7d1f98ec985c27d9b2f2b10bf1188"`
Dec 18 07:07:13.230 INFO running `"docker" "rm" "-f" "4353b656f45a2230d3ba7ed369a08af87ec7d1f98ec985c27d9b2f2b10bf1188"`
Dec 18 07:07:13.474 INFO [stdout] 4353b656f45a2230d3ba7ed369a08af87ec7d1f98ec985c27d9b2f2b10bf1188