Dec 06 11:17:26.816 INFO testing Niedzwiedzw/rust_blockchain against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 11:17:26.816 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 06 11:17:27.202 INFO [stdout] 1a8d94862b363303dcaded31c1b96a8465a66cbeb152a5a0fccee48cbba218f4
Dec 06 11:17:27.208 INFO running `"docker" "start" "-a" "1a8d94862b363303dcaded31c1b96a8465a66cbeb152a5a0fccee48cbba218f4"`
Dec 06 11:17:27.696 INFO [stderr] usermod: no changes
Dec 06 11:17:27.748 INFO [stderr]    Compiling rust-blockchain v0.1.0 (/source)
Dec 06 11:17:28.349 INFO [stderr] warning: unused import: `Sha256`
Dec 06 11:17:28.349 INFO [stderr]  --> src/blockchain.rs:2:12
Dec 06 11:17:28.349 INFO [stderr]   |
Dec 06 11:17:28.349 INFO [stderr] 2 | use sha2::{Sha256, Digest};
Dec 06 11:17:28.349 INFO [stderr]   |            ^^^^^^
Dec 06 11:17:28.349 INFO [stderr]   |
Dec 06 11:17:28.349 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 11:17:28.349 INFO [stderr] 
Dec 06 11:17:28.349 INFO [stderr] warning: unused import: `to_text`
Dec 06 11:17:28.349 INFO [stderr]  --> src/main.rs:4:36
Dec 06 11:17:28.349 INFO [stderr]   |
Dec 06 11:17:28.349 INFO [stderr] 4 | use self::blockchain::{BlockChain, to_text};
Dec 06 11:17:28.349 INFO [stderr]   |                                    ^^^^^^^
Dec 06 11:17:28.349 INFO [stderr] 
Dec 06 11:17:28.445 INFO [stderr] warning: unused import: `Digest`
Dec 06 11:17:28.445 INFO [stderr]  --> src/blockchain.rs:2:20
Dec 06 11:17:28.445 INFO [stderr]   |
Dec 06 11:17:28.445 INFO [stderr] 2 | use sha2::{Sha256, Digest};
Dec 06 11:17:28.445 INFO [stderr]   |                    ^^^^^^
Dec 06 11:17:28.445 INFO [stderr] 
Dec 06 11:17:28.478 INFO [stderr] warning: constant item is never used: `BUFF_SIZE`
Dec 06 11:17:28.478 INFO [stderr]   --> src/main.rs:10:1
Dec 06 11:17:28.478 INFO [stderr]    |
Dec 06 11:17:28.478 INFO [stderr] 10 | const BUFF_SIZE: usize = DATA_SIZE + HASH_SIZE;
Dec 06 11:17:28.478 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 11:17:28.478 INFO [stderr]    |
Dec 06 11:17:28.478 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 11:17:28.478 INFO [stderr] 
Dec 06 11:17:28.478 INFO [stderr] warning: type alias is never used: `BlockBuff`
Dec 06 11:17:28.478 INFO [stderr]   --> src/main.rs:12:1
Dec 06 11:17:28.478 INFO [stderr]    |
Dec 06 11:17:28.478 INFO [stderr] 12 | type BlockBuff = [u8; BUFF_SIZE];
Dec 06 11:17:28.478 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 11:17:28.478 INFO [stderr] 
Dec 06 11:17:28.885 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
Dec 06 11:17:28.889 INFO [stderr] su: No module specific data is present
Dec 06 11:17:29.394 INFO running `"docker" "inspect" "1a8d94862b363303dcaded31c1b96a8465a66cbeb152a5a0fccee48cbba218f4"`
Dec 06 11:17:29.476 INFO running `"docker" "rm" "-f" "1a8d94862b363303dcaded31c1b96a8465a66cbeb152a5a0fccee48cbba218f4"`
Dec 06 11:17:29.574 INFO [stdout] 1a8d94862b363303dcaded31c1b96a8465a66cbeb152a5a0fccee48cbba218f4
Dec 06 11:17:29.576 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 06 11:17:29.787 INFO [stdout] 3b4b267abc10c8c1a7e41bb9819524466996c4b2a94cb2bd9981fb9724ee45aa
Dec 06 11:17:29.790 INFO running `"docker" "start" "-a" "3b4b267abc10c8c1a7e41bb9819524466996c4b2a94cb2bd9981fb9724ee45aa"`
Dec 06 11:17:30.237 INFO [stderr] usermod: no changes
Dec 06 11:17:30.278 INFO [stderr]    Compiling rust-blockchain v0.1.0 (/source)
Dec 06 11:17:31.092 INFO [stderr] warning: unused import: `Sha256`
Dec 06 11:17:31.093 INFO [stderr]  --> src/blockchain.rs:2:12
Dec 06 11:17:31.093 INFO [stderr]   |
Dec 06 11:17:31.093 INFO [stderr] 2 | use sha2::{Sha256, Digest};
Dec 06 11:17:31.094 INFO [stderr]   |            ^^^^^^
Dec 06 11:17:31.094 INFO [stderr]   |
Dec 06 11:17:31.094 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 11:17:31.095 INFO [stderr] 
Dec 06 11:17:31.095 INFO [stderr] warning: unused import: `to_text`
Dec 06 11:17:31.095 INFO [stderr]  --> src/main.rs:4:36
Dec 06 11:17:31.095 INFO [stderr]   |
Dec 06 11:17:31.096 INFO [stderr] 4 | use self::blockchain::{BlockChain, to_text};
Dec 06 11:17:31.096 INFO [stderr]   |                                    ^^^^^^^
Dec 06 11:17:31.096 INFO [stderr] 
Dec 06 11:17:31.194 INFO [stderr] warning: unused import: `Digest`
Dec 06 11:17:31.195 INFO [stderr]  --> src/blockchain.rs:2:20
Dec 06 11:17:31.195 INFO [stderr]   |
Dec 06 11:17:31.195 INFO [stderr] 2 | use sha2::{Sha256, Digest};
Dec 06 11:17:31.195 INFO [stderr]   |                    ^^^^^^
Dec 06 11:17:31.196 INFO [stderr] 
Dec 06 11:17:31.231 INFO [stderr] warning: constant item is never used: `BUFF_SIZE`
Dec 06 11:17:31.231 INFO [stderr]   --> src/main.rs:10:1
Dec 06 11:17:31.232 INFO [stderr]    |
Dec 06 11:17:31.232 INFO [stderr] 10 | const BUFF_SIZE: usize = DATA_SIZE + HASH_SIZE;
Dec 06 11:17:31.232 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 11:17:31.233 INFO [stderr]    |
Dec 06 11:17:31.233 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 11:17:31.233 INFO [stderr] 
Dec 06 11:17:31.233 INFO [stderr] warning: type alias is never used: `BlockBuff`
Dec 06 11:17:31.234 INFO [stderr]   --> src/main.rs:12:1
Dec 06 11:17:31.234 INFO [stderr]    |
Dec 06 11:17:31.234 INFO [stderr] 12 | type BlockBuff = [u8; BUFF_SIZE];
Dec 06 11:17:31.235 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 11:17:31.235 INFO [stderr] 
Dec 06 11:17:31.626 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
Dec 06 11:17:31.629 INFO [stderr] su: No module specific data is present
Dec 06 11:17:32.195 INFO running `"docker" "inspect" "3b4b267abc10c8c1a7e41bb9819524466996c4b2a94cb2bd9981fb9724ee45aa"`
Dec 06 11:17:32.344 INFO running `"docker" "rm" "-f" "3b4b267abc10c8c1a7e41bb9819524466996c4b2a94cb2bd9981fb9724ee45aa"`
Dec 06 11:17:32.548 INFO [stdout] 3b4b267abc10c8c1a7e41bb9819524466996c4b2a94cb2bd9981fb9724ee45aa
Dec 06 11:17:32.552 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 06 11:17:32.938 INFO [stdout] f78dccaf919d681663223393437b8688c8b889c6183c388af22babf99fd4a38a
Dec 06 11:17:32.940 INFO running `"docker" "start" "-a" "f78dccaf919d681663223393437b8688c8b889c6183c388af22babf99fd4a38a"`
Dec 06 11:17:34.932 INFO [stderr] usermod: no changes
Dec 06 11:17:35.002 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 06 11:17:35.002 INFO [stderr]      Running /target/debug/deps/rust_blockchain-662d8b9216bb9c1a
Dec 06 11:17:35.004 INFO [stderr] su: No module specific data is present
Dec 06 11:17:35.005 INFO [stdout] 
Dec 06 11:17:35.005 INFO [stdout] running 1 test
Dec 06 11:17:35.005 INFO [stdout] test proof::test_following_zeroes ... ok
Dec 06 11:17:35.005 INFO [stdout] 
Dec 06 11:17:35.005 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 11:17:35.005 INFO [stdout] 
Dec 06 11:17:35.509 INFO running `"docker" "inspect" "f78dccaf919d681663223393437b8688c8b889c6183c388af22babf99fd4a38a"`
Dec 06 11:17:35.621 INFO running `"docker" "rm" "-f" "f78dccaf919d681663223393437b8688c8b889c6183c388af22babf99fd4a38a"`
Dec 06 11:17:35.708 INFO [stdout] f78dccaf919d681663223393437b8688c8b889c6183c388af22babf99fd4a38a