Oct 21 19:04:46.916 INFO checking carlosgj94/simple_blockchain against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 19:04:46.916 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-3/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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 21 19:04:47.315 INFO blam! 40e33f29eb885ad4827189ecfa1282e279a5abe6ea2684a88e105f9919a061f8
Oct 21 19:04:47.321 INFO running `"docker" "start" "-a" "40e33f29eb885ad4827189ecfa1282e279a5abe6ea2684a88e105f9919a061f8"`
Oct 21 19:04:48.376 INFO kablam! usermod: no changes
Oct 21 19:04:48.448 INFO kablam!     Checking simple_blockchain v0.1.0 (/source)
Oct 21 19:04:49.296 INFO kablam! warning: value assigned to `hash` is never read
Oct 21 19:04:49.296 INFO kablam!   --> src/main.rs:73:13
Oct 21 19:04:49.296 INFO kablam!    |
Oct 21 19:04:49.296 INFO kablam! 73 |     let mut hash = String::new();
Oct 21 19:04:49.296 INFO kablam!    |             ^^^^
Oct 21 19:04:49.297 INFO kablam!    |
Oct 21 19:04:49.297 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 21 19:04:49.297 INFO kablam! 
Oct 21 19:04:49.297 INFO kablam! warning: function is never used: `is_valid_new_block`
Oct 21 19:04:49.297 INFO kablam!    --> src/main.rs:104:1
Oct 21 19:04:49.297 INFO kablam!     |
Oct 21 19:04:49.297 INFO kablam! 104 | fn is_valid_new_block(n_block: Block, p_block: Block) -> bool {
Oct 21 19:04:49.297 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 19:04:49.297 INFO kablam!     |
Oct 21 19:04:49.297 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 21 19:04:49.297 INFO kablam! 
Oct 21 19:04:49.409 INFO kablam! warning: value assigned to `hash` is never read
Oct 21 19:04:49.409 INFO kablam!   --> src/main.rs:73:13
Oct 21 19:04:49.409 INFO kablam!    |
Oct 21 19:04:49.409 INFO kablam! 73 |     let mut hash = String::new();
Oct 21 19:04:49.409 INFO kablam!    |             ^^^^
Oct 21 19:04:49.409 INFO kablam!    |
Oct 21 19:04:49.409 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 21 19:04:49.409 INFO kablam! 
Oct 21 19:04:49.420 INFO kablam! warning: function is never used: `is_valid_new_block`
Oct 21 19:04:49.420 INFO kablam!    --> src/main.rs:104:1
Oct 21 19:04:49.420 INFO kablam!     |
Oct 21 19:04:49.420 INFO kablam! 104 | fn is_valid_new_block(n_block: Block, p_block: Block) -> bool {
Oct 21 19:04:49.420 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 19:04:49.420 INFO kablam!     |
Oct 21 19:04:49.420 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 21 19:04:49.420 INFO kablam! 
Oct 21 19:04:49.445 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
Oct 21 19:04:49.449 INFO kablam! su: No module specific data is present
Oct 21 19:04:50.152 INFO running `"docker" "rm" "-f" "40e33f29eb885ad4827189ecfa1282e279a5abe6ea2684a88e105f9919a061f8"`
Oct 21 19:04:50.349 INFO blam! 40e33f29eb885ad4827189ecfa1282e279a5abe6ea2684a88e105f9919a061f8