Nov 16 09:42:33.584 INFO testing uma0317/Rust-BlockChain against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 09:42:33.584 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 09:42:34.067 INFO [stdout] 79e85387598a6b66a65b032fd2725cfbe237a99486be8e9092831753f7b9a5ae
Nov 16 09:42:34.075 INFO running `"docker" "start" "-a" "79e85387598a6b66a65b032fd2725cfbe237a99486be8e9092831753f7b9a5ae"`
Nov 16 09:42:35.147 INFO [stderr] usermod: no changes
Nov 16 09:42:35.243 INFO [stderr]    Compiling num-traits v0.2.4
Nov 16 09:42:35.243 INFO [stderr]    Compiling num-integer v0.1.38
Nov 16 09:42:35.243 INFO [stderr]    Compiling gcc v0.3.54
Nov 16 09:42:35.255 INFO [stderr]    Compiling rand v0.4.2
Nov 16 09:42:35.263 INFO [stderr]    Compiling time v0.1.40
Nov 16 09:42:40.665 INFO [stderr]    Compiling rust-crypto v0.2.36
Nov 16 09:42:41.712 INFO [stderr]    Compiling rand v0.3.22
Nov 16 09:42:44.735 INFO [stderr]    Compiling chrono v0.4.2
Nov 16 09:42:53.617 INFO [stderr]    Compiling blockchain v0.1.0 (/source)
Nov 16 09:42:53.827 INFO [stderr] warning: unused import: `Block`
Nov 16 09:42:53.827 INFO [stderr]  --> src/main.rs:3:30
Nov 16 09:42:53.827 INFO [stderr]   |
Nov 16 09:42:53.827 INFO [stderr] 3 | use blockchain::{Blockchain, Block, Transaction};
Nov 16 09:42:53.827 INFO [stderr]   |                              ^^^^^
Nov 16 09:42:53.827 INFO [stderr]   |
Nov 16 09:42:53.827 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 09:42:53.827 INFO [stderr] 
Nov 16 09:42:53.955 INFO [stderr] warning: method is never used: `is_chain_valid`
Nov 16 09:42:53.955 INFO [stderr]    --> src/blockchain.rs:164:5
Nov 16 09:42:53.955 INFO [stderr]     |
Nov 16 09:42:53.955 INFO [stderr] 164 |     fn is_chain_valid(&self) -> bool {
Nov 16 09:42:53.955 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 09:42:53.955 INFO [stderr]     |
Nov 16 09:42:53.955 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 16 09:42:53.955 INFO [stderr] 
Nov 16 09:42:55.026 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.85s
Nov 16 09:42:55.031 INFO [stderr] su: No module specific data is present
Nov 16 09:42:56.462 INFO running `"docker" "inspect" "79e85387598a6b66a65b032fd2725cfbe237a99486be8e9092831753f7b9a5ae"`
Nov 16 09:42:56.727 INFO running `"docker" "rm" "-f" "79e85387598a6b66a65b032fd2725cfbe237a99486be8e9092831753f7b9a5ae"`
Nov 16 09:42:57.039 INFO [stdout] 79e85387598a6b66a65b032fd2725cfbe237a99486be8e9092831753f7b9a5ae
Nov 16 09:42:57.045 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 09:42:57.591 INFO [stdout] 0ac5c98a22a39179173f8e2a23523850f7ad0df338f3d25896f3cb118b4d37dd
Nov 16 09:42:57.597 INFO running `"docker" "start" "-a" "0ac5c98a22a39179173f8e2a23523850f7ad0df338f3d25896f3cb118b4d37dd"`
Nov 16 09:42:59.318 INFO [stderr] usermod: no changes
Nov 16 09:42:59.461 INFO [stderr]    Compiling blockchain v0.1.0 (/source)
Nov 16 09:42:59.759 INFO [stderr] warning: unused import: `Block`
Nov 16 09:42:59.759 INFO [stderr]  --> src/main.rs:3:30
Nov 16 09:42:59.759 INFO [stderr]   |
Nov 16 09:42:59.759 INFO [stderr] 3 | use blockchain::{Blockchain, Block, Transaction};
Nov 16 09:42:59.759 INFO [stderr]   |                              ^^^^^
Nov 16 09:42:59.759 INFO [stderr]   |
Nov 16 09:42:59.759 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 09:42:59.759 INFO [stderr] 
Nov 16 09:42:59.883 INFO [stderr] warning: method is never used: `is_chain_valid`
Nov 16 09:42:59.883 INFO [stderr]    --> src/blockchain.rs:164:5
Nov 16 09:42:59.883 INFO [stderr]     |
Nov 16 09:42:59.883 INFO [stderr] 164 |     fn is_chain_valid(&self) -> bool {
Nov 16 09:42:59.883 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 09:42:59.883 INFO [stderr]     |
Nov 16 09:42:59.883 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 16 09:42:59.883 INFO [stderr] 
Nov 16 09:43:00.299 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Nov 16 09:43:00.307 INFO [stderr] su: No module specific data is present
Nov 16 09:43:01.620 INFO running `"docker" "inspect" "0ac5c98a22a39179173f8e2a23523850f7ad0df338f3d25896f3cb118b4d37dd"`
Nov 16 09:43:01.867 INFO running `"docker" "rm" "-f" "0ac5c98a22a39179173f8e2a23523850f7ad0df338f3d25896f3cb118b4d37dd"`
Nov 16 09:43:02.123 INFO [stdout] 0ac5c98a22a39179173f8e2a23523850f7ad0df338f3d25896f3cb118b4d37dd
Nov 16 09:43:02.133 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 09:43:02.687 INFO [stdout] 60bb515acfbd8696cbf139a4593d249e7b629f0876aa99a9177e75f62092d108
Nov 16 09:43:02.695 INFO running `"docker" "start" "-a" "60bb515acfbd8696cbf139a4593d249e7b629f0876aa99a9177e75f62092d108"`
Nov 16 09:43:03.781 INFO [stderr] usermod: no changes
Nov 16 09:43:03.877 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
Nov 16 09:43:03.891 INFO [stderr]      Running /target/debug/deps/blockchain-26a3677d968c440b
Nov 16 09:43:03.899 INFO [stdout] 
Nov 16 09:43:03.899 INFO [stdout] running 0 tests
Nov 16 09:43:03.899 INFO [stdout] 
Nov 16 09:43:03.899 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 09:43:03.899 INFO [stdout] 
Nov 16 09:43:03.915 INFO [stderr] su: No module specific data is present
Nov 16 09:43:04.975 INFO running `"docker" "inspect" "60bb515acfbd8696cbf139a4593d249e7b629f0876aa99a9177e75f62092d108"`
Nov 16 09:43:05.275 INFO running `"docker" "rm" "-f" "60bb515acfbd8696cbf139a4593d249e7b629f0876aa99a9177e75f62092d108"`
Nov 16 09:43:05.571 INFO [stdout] 60bb515acfbd8696cbf139a4593d249e7b629f0876aa99a9177e75f62092d108