Dec 19 20:27:35.218 INFO checking annikoff/hmbc against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:27:35.218 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/annikoff/hmbc:/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 20:27:35.688 INFO [stdout] c2f55908e17b36ba922ab671e6685a4a673fa92e74452007bd9955ca6f0e3ce4
Dec 19 20:27:35.696 INFO running `"docker" "start" "-a" "c2f55908e17b36ba922ab671e6685a4a673fa92e74452007bd9955ca6f0e3ce4"`
Dec 19 20:27:36.870 INFO [stderr]     Checking sha1 v0.6.0
Dec 19 20:27:36.873 INFO [stderr]     Checking bincode v1.0.1
Dec 19 20:27:37.572 INFO [stderr]     Checking hmbc v0.1.0 (/opt/crater/workdir)
Dec 19 20:27:37.852 INFO [stderr] warning: method is never used: `timestamp`
Dec 19 20:27:37.852 INFO [stderr]   --> src/block.rs:42:5
Dec 19 20:27:37.852 INFO [stderr]    |
Dec 19 20:27:37.852 INFO [stderr] 42 |     pub fn timestamp(&self) -> i64 {
Dec 19 20:27:37.852 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:27:37.852 INFO [stderr]    |
Dec 19 20:27:37.852 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 20:27:37.852 INFO [stderr] 
Dec 19 20:27:37.852 INFO [stderr] warning: method is never used: `previous_hash`
Dec 19 20:27:37.852 INFO [stderr]   --> src/block.rs:46:5
Dec 19 20:27:37.852 INFO [stderr]    |
Dec 19 20:27:37.853 INFO [stderr] 46 |     pub fn previous_hash(&self) -> &str {
Dec 19 20:27:37.853 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:27:37.853 INFO [stderr] 
Dec 19 20:27:37.853 INFO [stderr] warning: method is never used: `content`
Dec 19 20:27:37.853 INFO [stderr]   --> src/block.rs:54:5
Dec 19 20:27:37.853 INFO [stderr]    |
Dec 19 20:27:37.853 INFO [stderr] 54 |     pub fn content(&self) -> &str {
Dec 19 20:27:37.853 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:27:37.853 INFO [stderr] 
Dec 19 20:27:37.853 INFO [stderr] warning: method is never used: `content`
Dec 19 20:27:37.853 INFO [stderr]   --> src/block_content.rs:11:5
Dec 19 20:27:37.853 INFO [stderr]    |
Dec 19 20:27:37.853 INFO [stderr] 11 |     pub fn content(&self) -> &String {
Dec 19 20:27:37.853 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:27:37.853 INFO [stderr] 
Dec 19 20:27:37.853 INFO [stderr] warning: method is never used: `block`
Dec 19 20:27:37.853 INFO [stderr]   --> src/blockchain.rs:26:5
Dec 19 20:27:37.853 INFO [stderr]    |
Dec 19 20:27:37.853 INFO [stderr] 26 |     pub fn block(&self, index: usize) -> Option<&Block> {
Dec 19 20:27:37.853 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:27:37.853 INFO [stderr] 
Dec 19 20:27:37.853 INFO [stderr] warning: method is never used: `len`
Dec 19 20:27:37.853 INFO [stderr]   --> src/blockchain.rs:41:5
Dec 19 20:27:37.853 INFO [stderr]    |
Dec 19 20:27:37.853 INFO [stderr] 41 |     pub fn len(&self) -> usize {
Dec 19 20:27:37.853 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:27:37.853 INFO [stderr] 
Dec 19 20:27:37.969 INFO [stderr] warning: method is never used: `timestamp`
Dec 19 20:27:37.969 INFO [stderr]   --> src/block.rs:42:5
Dec 19 20:27:37.969 INFO [stderr]    |
Dec 19 20:27:37.969 INFO [stderr] 42 |     pub fn timestamp(&self) -> i64 {
Dec 19 20:27:37.969 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:27:37.969 INFO [stderr]    |
Dec 19 20:27:37.969 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 20:27:37.969 INFO [stderr] 
Dec 19 20:27:38.016 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
Dec 19 20:27:38.297 INFO running `"docker" "inspect" "c2f55908e17b36ba922ab671e6685a4a673fa92e74452007bd9955ca6f0e3ce4"`
Dec 19 20:27:38.391 INFO running `"docker" "rm" "-f" "c2f55908e17b36ba922ab671e6685a4a673fa92e74452007bd9955ca6f0e3ce4"`
Dec 19 20:27:38.530 INFO [stdout] c2f55908e17b36ba922ab671e6685a4a673fa92e74452007bd9955ca6f0e3ce4