Oct 31 18:54:52.280 INFO checking uma0317/Rust-BlockChain against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Oct 31 18:54:52.282 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-alt check --frozen --all --all-targets" "-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"`
Oct 31 18:54:52.753 INFO blam! 6d2c172327340fdba6540cf8f8c5a6a77ad2dbedf4852faee8598cce85dace5e
Oct 31 18:54:52.754 INFO running `"docker" "start" "-a" "6d2c172327340fdba6540cf8f8c5a6a77ad2dbedf4852faee8598cce85dace5e"`
Oct 31 18:54:54.916 INFO kablam! usermod: no changes
Oct 31 18:54:55.076 INFO kablam!     Checking blockchain v0.1.0 (/source)
Oct 31 18:54:55.416 INFO kablam! warning: unused import: `Block`
Oct 31 18:54:55.416 INFO kablam!  --> src/main.rs:3:30
Oct 31 18:54:55.416 INFO kablam!   |
Oct 31 18:54:55.416 INFO kablam! 3 | use blockchain::{Blockchain, Block, Transaction};
Oct 31 18:54:55.416 INFO kablam!   |                              ^^^^^
Oct 31 18:54:55.416 INFO kablam!   |
Oct 31 18:54:55.416 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 31 18:54:55.416 INFO kablam! 
Oct 31 18:54:55.496 INFO kablam! warning: unused import: `Block`
Oct 31 18:54:55.496 INFO kablam!  --> src/main.rs:3:30
Oct 31 18:54:55.496 INFO kablam!   |
Oct 31 18:54:55.496 INFO kablam! 3 | use blockchain::{Blockchain, Block, Transaction};
Oct 31 18:54:55.496 INFO kablam!   |                              ^^^^^
Oct 31 18:54:55.496 INFO kablam!   |
Oct 31 18:54:55.496 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 31 18:54:55.496 INFO kablam! 
Oct 31 18:54:55.678 INFO kablam! warning: method is never used: `is_chain_valid`
Oct 31 18:54:55.678 INFO kablam!    --> src/blockchain.rs:164:5
Oct 31 18:54:55.678 INFO kablam!     |
Oct 31 18:54:55.678 INFO kablam! 164 |     fn is_chain_valid(&self) -> bool {
Oct 31 18:54:55.678 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 18:54:55.679 INFO kablam!     |
Oct 31 18:54:55.679 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 31 18:54:55.679 INFO kablam! 
Oct 31 18:54:55.799 INFO kablam! warning: method is never used: `is_chain_valid`
Oct 31 18:54:55.799 INFO kablam!    --> src/blockchain.rs:164:5
Oct 31 18:54:55.799 INFO kablam!     |
Oct 31 18:54:55.800 INFO kablam! 164 |     fn is_chain_valid(&self) -> bool {
Oct 31 18:54:55.800 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 18:54:55.800 INFO kablam!     |
Oct 31 18:54:55.800 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 31 18:54:55.800 INFO kablam! 
Oct 31 18:54:55.858 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Oct 31 18:54:55.862 INFO kablam! su: No module specific data is present
Oct 31 18:54:56.966 INFO running `"docker" "rm" "-f" "6d2c172327340fdba6540cf8f8c5a6a77ad2dbedf4852faee8598cce85dace5e"`
Oct 31 18:54:57.244 INFO blam! 6d2c172327340fdba6540cf8f8c5a6a77ad2dbedf4852faee8598cce85dace5e