Nov 06 22:42:30.146 INFO checking dowoncha/blockchain against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 22:42:30.148 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-4/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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"`
Nov 06 22:42:30.652 INFO blam! cf21c66c6e03e09d2e7e3d4b712080da1701437b0863c606130f9417984960f6
Nov 06 22:42:30.654 INFO running `"docker" "start" "-a" "cf21c66c6e03e09d2e7e3d4b712080da1701437b0863c606130f9417984960f6"`
Nov 06 22:42:31.712 INFO kablam! usermod: no changes
Nov 06 22:42:31.808 INFO kablam!     Checking blockchain v0.1.0 (/source)
Nov 06 22:42:32.848 INFO kablam! warning: method is never used: `blocks`
Nov 06 22:42:32.848 INFO kablam!   --> src/main.rs:82:5
Nov 06 22:42:32.848 INFO kablam!    |
Nov 06 22:42:32.848 INFO kablam! 82 |     pub fn blocks(&self) -> &[Block] {
Nov 06 22:42:32.848 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 22:42:32.848 INFO kablam!    |
Nov 06 22:42:32.848 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 06 22:42:32.848 INFO kablam! 
Nov 06 22:42:32.864 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 22:42:32.865 INFO kablam!    --> src/main.rs:131:13
Nov 06 22:42:32.865 INFO kablam!     |
Nov 06 22:42:32.865 INFO kablam! 131 |             writeln!(f, "Block {} Hash: {}", index, block.hash());
Nov 06 22:42:32.865 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 22:42:32.865 INFO kablam!     |
Nov 06 22:42:32.865 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 06 22:42:32.865 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 22:42:32.865 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 06 22:42:32.865 INFO kablam! 
Nov 06 22:42:32.916 INFO kablam! warning: method is never used: `blocks`
Nov 06 22:42:32.917 INFO kablam!   --> src/main.rs:82:5
Nov 06 22:42:32.917 INFO kablam!    |
Nov 06 22:42:32.917 INFO kablam! 82 |     pub fn blocks(&self) -> &[Block] {
Nov 06 22:42:32.917 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 22:42:32.917 INFO kablam!    |
Nov 06 22:42:32.917 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 06 22:42:32.917 INFO kablam! 
Nov 06 22:42:32.928 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 22:42:32.929 INFO kablam!    --> src/main.rs:131:13
Nov 06 22:42:32.929 INFO kablam!     |
Nov 06 22:42:32.929 INFO kablam! 131 |             writeln!(f, "Block {} Hash: {}", index, block.hash());
Nov 06 22:42:32.929 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 22:42:32.929 INFO kablam!     |
Nov 06 22:42:32.929 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 06 22:42:32.929 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 22:42:32.929 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 06 22:42:32.929 INFO kablam! 
Nov 06 22:42:32.956 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
Nov 06 22:42:32.960 INFO kablam! su: No module specific data is present
Nov 06 22:42:33.861 INFO running `"docker" "rm" "-f" "cf21c66c6e03e09d2e7e3d4b712080da1701437b0863c606130f9417984960f6"`
Nov 06 22:42:34.125 INFO blam! cf21c66c6e03e09d2e7e3d4b712080da1701437b0863c606130f9417984960f6