Oct 26 18:45:26.529 INFO checking uma0317/Rust-BlockChain against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 26 18:45:26.531 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-5/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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 26 18:45:26.975 INFO blam! 58e7dfb6510814be794c53e480020913f377fef5133b37750abab3db43f99580
Oct 26 18:45:26.983 INFO running `"docker" "start" "-a" "58e7dfb6510814be794c53e480020913f377fef5133b37750abab3db43f99580"`
Oct 26 18:45:28.414 INFO kablam! usermod: no changes
Oct 26 18:45:28.579 INFO kablam!    Compiling num-traits v0.2.4
Oct 26 18:45:28.579 INFO kablam!     Checking libc v0.2.41
Oct 26 18:45:28.579 INFO kablam!    Compiling rust-crypto v0.2.36
Oct 26 18:45:32.655 INFO kablam!     Checking rand v0.4.2
Oct 26 18:45:32.659 INFO kablam!     Checking time v0.1.40
Oct 26 18:45:35.315 INFO kablam!     Checking num-integer v0.1.38
Oct 26 18:45:35.923 INFO kablam!     Checking chrono v0.4.2
Oct 26 18:45:36.143 INFO kablam!     Checking rand v0.3.22
Oct 26 18:45:43.471 INFO kablam!     Checking blockchain v0.1.0 (/source)
Oct 26 18:45:43.903 INFO kablam! warning: unused import: `Block`
Oct 26 18:45:43.904 INFO kablam!  --> src/main.rs:3:30
Oct 26 18:45:43.904 INFO kablam!   |
Oct 26 18:45:43.904 INFO kablam! 3 | use blockchain::{Blockchain, Block, Transaction};
Oct 26 18:45:43.905 INFO kablam!   |                              ^^^^^
Oct 26 18:45:43.905 INFO kablam!   |
Oct 26 18:45:43.905 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 26 18:45:43.906 INFO kablam! 
Oct 26 18:45:43.959 INFO kablam! warning: unused import: `Block`
Oct 26 18:45:43.959 INFO kablam!  --> src/main.rs:3:30
Oct 26 18:45:43.960 INFO kablam!   |
Oct 26 18:45:43.960 INFO kablam! 3 | use blockchain::{Blockchain, Block, Transaction};
Oct 26 18:45:43.960 INFO kablam!   |                              ^^^^^
Oct 26 18:45:43.961 INFO kablam!   |
Oct 26 18:45:43.961 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 26 18:45:43.961 INFO kablam! 
Oct 26 18:45:44.091 INFO kablam! warning: method is never used: `is_chain_valid`
Oct 26 18:45:44.092 INFO kablam!    --> src/blockchain.rs:164:5
Oct 26 18:45:44.092 INFO kablam!     |
Oct 26 18:45:44.092 INFO kablam! 164 |     fn is_chain_valid(&self) -> bool {
Oct 26 18:45:44.093 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 18:45:44.093 INFO kablam!     |
Oct 26 18:45:44.093 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 26 18:45:44.093 INFO kablam! 
Oct 26 18:45:44.121 INFO kablam! warning: method is never used: `is_chain_valid`
Oct 26 18:45:44.122 INFO kablam!    --> src/blockchain.rs:164:5
Oct 26 18:45:44.122 INFO kablam!     |
Oct 26 18:45:44.122 INFO kablam! 164 |     fn is_chain_valid(&self) -> bool {
Oct 26 18:45:44.123 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 18:45:44.123 INFO kablam!     |
Oct 26 18:45:44.123 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 26 18:45:44.123 INFO kablam! 
Oct 26 18:45:44.171 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.72s
Oct 26 18:45:44.172 INFO kablam! su: No module specific data is present
Oct 26 18:45:44.835 INFO running `"docker" "rm" "-f" "58e7dfb6510814be794c53e480020913f377fef5133b37750abab3db43f99580"`
Oct 26 18:45:45.139 INFO blam! 58e7dfb6510814be794c53e480020913f377fef5133b37750abab3db43f99580