Dec 05 03:12:18.271 INFO testing uma0317/Rust-BlockChain against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 03:12:18.271 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 05 03:12:18.616 INFO [stdout] eafe84867d9e5812ad5374a4d9332049f6f4a8eebbdb7620f080989910800178
Dec 05 03:12:18.619 INFO running `"docker" "start" "-a" "eafe84867d9e5812ad5374a4d9332049f6f4a8eebbdb7620f080989910800178"`
Dec 05 03:12:20.096 INFO [stderr] usermod: no changes
Dec 05 03:12:20.228 INFO [stderr]    Compiling time v0.1.40
Dec 05 03:12:20.228 INFO [stderr]    Compiling rust-crypto v0.2.36
Dec 05 03:12:20.236 INFO [stderr]    Compiling rand v0.3.22
Dec 05 03:12:22.168 INFO [stderr]    Compiling chrono v0.4.2
Dec 05 03:12:32.065 INFO [stderr]    Compiling blockchain v0.1.0 (/source)
Dec 05 03:12:32.280 INFO [stderr] warning: unused import: `Block`
Dec 05 03:12:32.280 INFO [stderr]  --> src/main.rs:3:30
Dec 05 03:12:32.280 INFO [stderr]   |
Dec 05 03:12:32.280 INFO [stderr] 3 | use blockchain::{Blockchain, Block, Transaction};
Dec 05 03:12:32.280 INFO [stderr]   |                              ^^^^^
Dec 05 03:12:32.280 INFO [stderr]   |
Dec 05 03:12:32.280 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 03:12:32.280 INFO [stderr] 
Dec 05 03:12:32.388 INFO [stderr] warning: method is never used: `is_chain_valid`
Dec 05 03:12:32.388 INFO [stderr]    --> src/blockchain.rs:164:5
Dec 05 03:12:32.388 INFO [stderr]     |
Dec 05 03:12:32.388 INFO [stderr] 164 |     fn is_chain_valid(&self) -> bool {
Dec 05 03:12:32.388 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 03:12:32.388 INFO [stderr]     |
Dec 05 03:12:32.388 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 03:12:32.388 INFO [stderr] 
Dec 05 03:12:33.368 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.24s
Dec 05 03:12:33.368 INFO [stderr] su: No module specific data is present
Dec 05 03:12:33.968 INFO running `"docker" "inspect" "eafe84867d9e5812ad5374a4d9332049f6f4a8eebbdb7620f080989910800178"`
Dec 05 03:12:34.252 INFO running `"docker" "rm" "-f" "eafe84867d9e5812ad5374a4d9332049f6f4a8eebbdb7620f080989910800178"`
Dec 05 03:12:34.484 INFO [stdout] eafe84867d9e5812ad5374a4d9332049f6f4a8eebbdb7620f080989910800178
Dec 05 03:12:34.484 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 05 03:12:34.958 INFO [stdout] 30242e657fa46b461f25d32da365fdad8810b85d0b8c1c54320c6667a0bf277b
Dec 05 03:12:34.962 INFO running `"docker" "start" "-a" "30242e657fa46b461f25d32da365fdad8810b85d0b8c1c54320c6667a0bf277b"`
Dec 05 03:12:36.232 INFO [stderr] usermod: no changes
Dec 05 03:12:36.324 INFO [stderr]    Compiling blockchain v0.1.0 (/source)
Dec 05 03:12:36.540 INFO [stderr] warning: unused import: `Block`
Dec 05 03:12:36.540 INFO [stderr]  --> src/main.rs:3:30
Dec 05 03:12:36.540 INFO [stderr]   |
Dec 05 03:12:36.540 INFO [stderr] 3 | use blockchain::{Blockchain, Block, Transaction};
Dec 05 03:12:36.540 INFO [stderr]   |                              ^^^^^
Dec 05 03:12:36.540 INFO [stderr]   |
Dec 05 03:12:36.540 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 03:12:36.540 INFO [stderr] 
Dec 05 03:12:36.692 INFO [stderr] warning: method is never used: `is_chain_valid`
Dec 05 03:12:36.692 INFO [stderr]    --> src/blockchain.rs:164:5
Dec 05 03:12:36.692 INFO [stderr]     |
Dec 05 03:12:36.692 INFO [stderr] 164 |     fn is_chain_valid(&self) -> bool {
Dec 05 03:12:36.692 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 03:12:36.692 INFO [stderr]     |
Dec 05 03:12:36.693 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 03:12:36.693 INFO [stderr] 
Dec 05 03:12:37.129 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
Dec 05 03:12:37.134 INFO [stderr] su: No module specific data is present
Dec 05 03:12:37.711 INFO running `"docker" "inspect" "30242e657fa46b461f25d32da365fdad8810b85d0b8c1c54320c6667a0bf277b"`
Dec 05 03:12:37.928 INFO running `"docker" "rm" "-f" "30242e657fa46b461f25d32da365fdad8810b85d0b8c1c54320c6667a0bf277b"`
Dec 05 03:12:38.198 INFO [stdout] 30242e657fa46b461f25d32da365fdad8810b85d0b8c1c54320c6667a0bf277b
Dec 05 03:12:38.200 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 05 03:12:38.736 INFO [stdout] f394b3c9dd0491eb6f148bd2e9eb1ef9af4ea97f2ad2e6d449e1b5ada760cb6f
Dec 05 03:12:38.738 INFO running `"docker" "start" "-a" "f394b3c9dd0491eb6f148bd2e9eb1ef9af4ea97f2ad2e6d449e1b5ada760cb6f"`
Dec 05 03:12:39.423 INFO [stderr] usermod: no changes
Dec 05 03:12:39.489 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 05 03:12:39.501 INFO [stderr]      Running /target/debug/deps/blockchain-25edf1ba4a3ed2a2
Dec 05 03:12:39.503 INFO [stdout] 
Dec 05 03:12:39.503 INFO [stdout] running 0 tests
Dec 05 03:12:39.503 INFO [stdout] 
Dec 05 03:12:39.503 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 03:12:39.503 INFO [stdout] 
Dec 05 03:12:39.506 INFO [stderr] su: No module specific data is present
Dec 05 03:12:39.910 INFO running `"docker" "inspect" "f394b3c9dd0491eb6f148bd2e9eb1ef9af4ea97f2ad2e6d449e1b5ada760cb6f"`
Dec 05 03:12:40.150 INFO running `"docker" "rm" "-f" "f394b3c9dd0491eb6f148bd2e9eb1ef9af4ea97f2ad2e6d449e1b5ada760cb6f"`
Dec 05 03:12:40.406 INFO [stdout] f394b3c9dd0491eb6f148bd2e9eb1ef9af4ea97f2ad2e6d449e1b5ada760cb6f