Nov 16 09:42:34.058 INFO testing uma0317/Rust-BlockChain against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 16 09:42:34.058 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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"`
Nov 16 09:42:34.580 INFO [stdout] 0300e520d8f3d77b4a218c47ed51d372e6b3bd725ffbd997c4bdef98018d235f
Nov 16 09:42:34.590 INFO running `"docker" "start" "-a" "0300e520d8f3d77b4a218c47ed51d372e6b3bd725ffbd997c4bdef98018d235f"`
Nov 16 09:42:35.862 INFO [stderr] usermod: no changes
Nov 16 09:42:35.991 INFO [stderr]    Compiling time v0.1.40
Nov 16 09:42:35.993 INFO [stderr]    Compiling rust-crypto v0.2.36
Nov 16 09:42:35.993 INFO [stderr]    Compiling rand v0.3.22
Nov 16 09:42:38.195 INFO [stderr]    Compiling chrono v0.4.2
Nov 16 09:42:49.543 INFO [stderr]    Compiling blockchain v0.1.0 (/source)
Nov 16 09:42:49.735 INFO [stderr] warning: unused import: `Block`
Nov 16 09:42:49.735 INFO [stderr]  --> src/main.rs:3:30
Nov 16 09:42:49.735 INFO [stderr]   |
Nov 16 09:42:49.735 INFO [stderr] 3 | use blockchain::{Blockchain, Block, Transaction};
Nov 16 09:42:49.735 INFO [stderr]   |                              ^^^^^
Nov 16 09:42:49.735 INFO [stderr]   |
Nov 16 09:42:49.735 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 09:42:49.735 INFO [stderr] 
Nov 16 09:42:49.851 INFO [stderr] warning: method is never used: `is_chain_valid`
Nov 16 09:42:49.851 INFO [stderr]    --> src/blockchain.rs:164:5
Nov 16 09:42:49.851 INFO [stderr]     |
Nov 16 09:42:49.851 INFO [stderr] 164 |     fn is_chain_valid(&self) -> bool {
Nov 16 09:42:49.851 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 09:42:49.851 INFO [stderr]     |
Nov 16 09:42:49.851 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 16 09:42:49.851 INFO [stderr] 
Nov 16 09:42:50.802 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.90s
Nov 16 09:42:50.807 INFO [stderr] su: No module specific data is present
Nov 16 09:42:51.983 INFO running `"docker" "inspect" "0300e520d8f3d77b4a218c47ed51d372e6b3bd725ffbd997c4bdef98018d235f"`
Nov 16 09:42:52.329 INFO running `"docker" "rm" "-f" "0300e520d8f3d77b4a218c47ed51d372e6b3bd725ffbd997c4bdef98018d235f"`
Nov 16 09:42:52.727 INFO [stdout] 0300e520d8f3d77b4a218c47ed51d372e6b3bd725ffbd997c4bdef98018d235f
Nov 16 09:42:52.734 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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"`
Nov 16 09:42:53.191 INFO [stdout] a7169b4d368d6af55c18212f027bebc02589aac8b172fddd6f6c7ae6b49962d5
Nov 16 09:42:53.193 INFO running `"docker" "start" "-a" "a7169b4d368d6af55c18212f027bebc02589aac8b172fddd6f6c7ae6b49962d5"`
Nov 16 09:42:55.141 INFO [stderr] usermod: no changes
Nov 16 09:42:55.196 INFO [stderr]    Compiling blockchain v0.1.0 (/source)
Nov 16 09:42:55.455 INFO [stderr] warning: unused import: `Block`
Nov 16 09:42:55.455 INFO [stderr]  --> src/main.rs:3:30
Nov 16 09:42:55.455 INFO [stderr]   |
Nov 16 09:42:55.455 INFO [stderr] 3 | use blockchain::{Blockchain, Block, Transaction};
Nov 16 09:42:55.455 INFO [stderr]   |                              ^^^^^
Nov 16 09:42:55.455 INFO [stderr]   |
Nov 16 09:42:55.455 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 09:42:55.455 INFO [stderr] 
Nov 16 09:42:55.580 INFO [stderr] warning: method is never used: `is_chain_valid`
Nov 16 09:42:55.580 INFO [stderr]    --> src/blockchain.rs:164:5
Nov 16 09:42:55.580 INFO [stderr]     |
Nov 16 09:42:55.580 INFO [stderr] 164 |     fn is_chain_valid(&self) -> bool {
Nov 16 09:42:55.580 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 09:42:55.580 INFO [stderr]     |
Nov 16 09:42:55.580 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 16 09:42:55.580 INFO [stderr] 
Nov 16 09:42:55.839 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Nov 16 09:42:55.850 INFO [stderr] su: No module specific data is present
Nov 16 09:42:56.905 INFO running `"docker" "inspect" "a7169b4d368d6af55c18212f027bebc02589aac8b172fddd6f6c7ae6b49962d5"`
Nov 16 09:42:57.341 INFO running `"docker" "rm" "-f" "a7169b4d368d6af55c18212f027bebc02589aac8b172fddd6f6c7ae6b49962d5"`
Nov 16 09:42:57.675 INFO [stdout] a7169b4d368d6af55c18212f027bebc02589aac8b172fddd6f6c7ae6b49962d5
Nov 16 09:42:57.677 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-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"`
Nov 16 09:42:58.183 INFO [stdout] df113665e1e0c2ba21a6c848ace07abbafdb25c210903f52aa4eee7138257ad3
Nov 16 09:42:58.185 INFO running `"docker" "start" "-a" "df113665e1e0c2ba21a6c848ace07abbafdb25c210903f52aa4eee7138257ad3"`
Nov 16 09:42:59.964 INFO [stderr] usermod: no changes
Nov 16 09:43:00.023 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Nov 16 09:43:00.037 INFO [stderr]      Running /target/debug/deps/blockchain-9e4f9b31955e6c1a
Nov 16 09:43:00.040 INFO [stdout] 
Nov 16 09:43:00.040 INFO [stdout] running 0 tests
Nov 16 09:43:00.040 INFO [stdout] 
Nov 16 09:43:00.040 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 09:43:00.040 INFO [stdout] 
Nov 16 09:43:00.043 INFO [stderr] su: No module specific data is present
Nov 16 09:43:01.227 INFO running `"docker" "inspect" "df113665e1e0c2ba21a6c848ace07abbafdb25c210903f52aa4eee7138257ad3"`
Nov 16 09:43:01.551 INFO running `"docker" "rm" "-f" "df113665e1e0c2ba21a6c848ace07abbafdb25c210903f52aa4eee7138257ad3"`
Nov 16 09:43:01.819 INFO [stdout] df113665e1e0c2ba21a6c848ace07abbafdb25c210903f52aa4eee7138257ad3