Nov 04 08:40:35.097 INFO checking collin5/bc-rust against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 08:40:35.099 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-4/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 04 08:40:35.539 INFO blam! 7d670b2853b7e3831c9095b604beeedd97a7442406cf2e76d2586f047f70cfac
Nov 04 08:40:35.541 INFO running `"docker" "start" "-a" "7d670b2853b7e3831c9095b604beeedd97a7442406cf2e76d2586f047f70cfac"`
Nov 04 08:40:36.559 INFO kablam! usermod: no changes
Nov 04 08:40:36.648 INFO kablam!     Checking itoa v0.4.0
Nov 04 08:40:37.083 INFO kablam!     Checking serde_json v1.0.12
Nov 04 08:40:38.963 INFO kablam!     Checking blockchain v0.1.0 (/source)
Nov 04 08:40:40.227 INFO kablam! warning: unused import: `std::io`
Nov 04 08:40:40.227 INFO kablam!  --> src/main.rs:4:5
Nov 04 08:40:40.227 INFO kablam!   |
Nov 04 08:40:40.227 INFO kablam! 4 | use std::io;
Nov 04 08:40:40.227 INFO kablam!   |     ^^^^^^^
Nov 04 08:40:40.227 INFO kablam!   |
Nov 04 08:40:40.227 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 08:40:40.227 INFO kablam! 
Nov 04 08:40:40.227 INFO kablam! warning: unused import: `std::io::Write`
Nov 04 08:40:40.227 INFO kablam!  --> src/main.rs:5:5
Nov 04 08:40:40.227 INFO kablam!   |
Nov 04 08:40:40.227 INFO kablam! 5 | use std::io::Write;
Nov 04 08:40:40.227 INFO kablam!   |     ^^^^^^^^^^^^^^
Nov 04 08:40:40.227 INFO kablam! 
Nov 04 08:40:40.227 INFO kablam! warning: unused import: `std::process`
Nov 04 08:40:40.227 INFO kablam!  --> src/main.rs:6:5
Nov 04 08:40:40.227 INFO kablam!   |
Nov 04 08:40:40.227 INFO kablam! 6 | use std::process;
Nov 04 08:40:40.227 INFO kablam!   |     ^^^^^^^^^^^^
Nov 04 08:40:40.227 INFO kablam! 
Nov 04 08:40:40.323 INFO kablam! warning: unused import: `std::io`
Nov 04 08:40:40.323 INFO kablam!  --> src/main.rs:4:5
Nov 04 08:40:40.323 INFO kablam!   |
Nov 04 08:40:40.323 INFO kablam! 4 | use std::io;
Nov 04 08:40:40.323 INFO kablam!   |     ^^^^^^^
Nov 04 08:40:40.323 INFO kablam!   |
Nov 04 08:40:40.323 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 08:40:40.323 INFO kablam! 
Nov 04 08:40:40.323 INFO kablam! warning: unused import: `std::io::Write`
Nov 04 08:40:40.323 INFO kablam!  --> src/main.rs:5:5
Nov 04 08:40:40.323 INFO kablam!   |
Nov 04 08:40:40.323 INFO kablam! 5 | use std::io::Write;
Nov 04 08:40:40.323 INFO kablam!   |     ^^^^^^^^^^^^^^
Nov 04 08:40:40.323 INFO kablam! 
Nov 04 08:40:40.323 INFO kablam! warning: unused import: `std::process`
Nov 04 08:40:40.323 INFO kablam!  --> src/main.rs:6:5
Nov 04 08:40:40.323 INFO kablam!   |
Nov 04 08:40:40.323 INFO kablam! 6 | use std::process;
Nov 04 08:40:40.323 INFO kablam!   |     ^^^^^^^^^^^^
Nov 04 08:40:40.323 INFO kablam! 
Nov 04 08:40:40.415 INFO kablam! warning: struct is never constructed: `Blockheader`
Nov 04 08:40:40.415 INFO kablam!   --> src/blockchain.rs:17:1
Nov 04 08:40:40.415 INFO kablam!    |
Nov 04 08:40:40.415 INFO kablam! 17 | pub struct Blockheader {
Nov 04 08:40:40.415 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.415 INFO kablam!    |
Nov 04 08:40:40.415 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 04 08:40:40.415 INFO kablam! 
Nov 04 08:40:40.415 INFO kablam! warning: struct is never constructed: `Block`
Nov 04 08:40:40.415 INFO kablam!   --> src/blockchain.rs:26:1
Nov 04 08:40:40.415 INFO kablam!    |
Nov 04 08:40:40.415 INFO kablam! 26 | pub struct Block {
Nov 04 08:40:40.415 INFO kablam!    | ^^^^^^^^^^^^^^^^
Nov 04 08:40:40.415 INFO kablam! 
Nov 04 08:40:40.415 INFO kablam! warning: struct is never constructed: `Chain`
Nov 04 08:40:40.415 INFO kablam!   --> src/blockchain.rs:32:1
Nov 04 08:40:40.415 INFO kablam!    |
Nov 04 08:40:40.415 INFO kablam! 32 | pub struct Chain {
Nov 04 08:40:40.415 INFO kablam!    | ^^^^^^^^^^^^^^^^
Nov 04 08:40:40.415 INFO kablam! 
Nov 04 08:40:40.415 INFO kablam! warning: method is never used: `new`
Nov 04 08:40:40.415 INFO kablam!   --> src/blockchain.rs:41:5
Nov 04 08:40:40.415 INFO kablam!    |
Nov 04 08:40:40.415 INFO kablam! 41 |     pub fn new(addr: String, difficulty: u32) -> Chain {
Nov 04 08:40:40.415 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.415 INFO kablam! 
Nov 04 08:40:40.415 INFO kablam! warning: method is never used: `new_trans`
Nov 04 08:40:40.415 INFO kablam!   --> src/blockchain.rs:53:5
Nov 04 08:40:40.415 INFO kablam!    |
Nov 04 08:40:40.415 INFO kablam! 53 |     pub fn new_trans(&mut self, sender: String, reciever: String, amount: f32) -> bool {
Nov 04 08:40:40.415 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.415 INFO kablam! 
Nov 04 08:40:40.415 INFO kablam! warning: method is never used: `last_hash`
Nov 04 08:40:40.416 INFO kablam!   --> src/blockchain.rs:63:5
Nov 04 08:40:40.416 INFO kablam!    |
Nov 04 08:40:40.416 INFO kablam! 63 |     pub fn last_hash(&self) -> String {
Nov 04 08:40:40.416 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.416 INFO kablam! 
Nov 04 08:40:40.416 INFO kablam! warning: method is never used: `update_difficulty`
Nov 04 08:40:40.416 INFO kablam!   --> src/blockchain.rs:71:5
Nov 04 08:40:40.416 INFO kablam!    |
Nov 04 08:40:40.416 INFO kablam! 71 |     pub fn update_difficulty(&mut self, difficulty: u32) -> bool {
Nov 04 08:40:40.416 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.416 INFO kablam! 
Nov 04 08:40:40.416 INFO kablam! warning: method is never used: `update_reward`
Nov 04 08:40:40.416 INFO kablam!   --> src/blockchain.rs:76:5
Nov 04 08:40:40.416 INFO kablam!    |
Nov 04 08:40:40.416 INFO kablam! 76 |     pub fn update_reward(&mut self, reward: f32) -> bool {
Nov 04 08:40:40.416 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.416 INFO kablam! 
Nov 04 08:40:40.416 INFO kablam! warning: method is never used: `gen_new_block`
Nov 04 08:40:40.416 INFO kablam!   --> src/blockchain.rs:81:5
Nov 04 08:40:40.416 INFO kablam!    |
Nov 04 08:40:40.416 INFO kablam! 81 |     pub fn gen_new_block(&mut self) -> bool {
Nov 04 08:40:40.416 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.416 INFO kablam! 
Nov 04 08:40:40.416 INFO kablam! warning: method is never used: `get_merkle`
Nov 04 08:40:40.416 INFO kablam!    --> src/blockchain.rs:113:5
Nov 04 08:40:40.416 INFO kablam!     |
Nov 04 08:40:40.416 INFO kablam! 113 |     fn get_merkle(current_trans: Vec<Transation>) -> String {
Nov 04 08:40:40.416 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.416 INFO kablam! 
Nov 04 08:40:40.416 INFO kablam! warning: method is never used: `proof_of_work`
Nov 04 08:40:40.416 INFO kablam!    --> src/blockchain.rs:136:5
Nov 04 08:40:40.416 INFO kablam!     |
Nov 04 08:40:40.416 INFO kablam! 136 |     pub fn proof_of_work(header: &mut Blockheader) {
Nov 04 08:40:40.416 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.416 INFO kablam! 
Nov 04 08:40:40.416 INFO kablam! warning: method is never used: `hash`
Nov 04 08:40:40.416 INFO kablam!    --> src/blockchain.rs:156:5
Nov 04 08:40:40.416 INFO kablam!     |
Nov 04 08:40:40.416 INFO kablam! 156 |     pub fn hash<T: serde::Serialize>(item: &T) -> String {
Nov 04 08:40:40.416 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.416 INFO kablam! 
Nov 04 08:40:40.416 INFO kablam! warning: method is never used: `hex_to_str`
Nov 04 08:40:40.416 INFO kablam!    --> src/blockchain.rs:165:5
Nov 04 08:40:40.416 INFO kablam!     |
Nov 04 08:40:40.416 INFO kablam! 165 |     pub fn hex_to_str(res: &[u8]) -> String {
Nov 04 08:40:40.416 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.416 INFO kablam! 
Nov 04 08:40:40.514 INFO kablam! warning: struct is never constructed: `Blockheader`
Nov 04 08:40:40.514 INFO kablam!   --> src/blockchain.rs:17:1
Nov 04 08:40:40.514 INFO kablam!    |
Nov 04 08:40:40.514 INFO kablam! 17 | pub struct Blockheader {
Nov 04 08:40:40.514 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.514 INFO kablam!    |
Nov 04 08:40:40.514 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 04 08:40:40.514 INFO kablam! 
Nov 04 08:40:40.514 INFO kablam! warning: struct is never constructed: `Block`
Nov 04 08:40:40.514 INFO kablam!   --> src/blockchain.rs:26:1
Nov 04 08:40:40.514 INFO kablam!    |
Nov 04 08:40:40.514 INFO kablam! 26 | pub struct Block {
Nov 04 08:40:40.514 INFO kablam!    | ^^^^^^^^^^^^^^^^
Nov 04 08:40:40.514 INFO kablam! 
Nov 04 08:40:40.514 INFO kablam! warning: struct is never constructed: `Chain`
Nov 04 08:40:40.514 INFO kablam!   --> src/blockchain.rs:32:1
Nov 04 08:40:40.514 INFO kablam!    |
Nov 04 08:40:40.514 INFO kablam! 32 | pub struct Chain {
Nov 04 08:40:40.514 INFO kablam!    | ^^^^^^^^^^^^^^^^
Nov 04 08:40:40.514 INFO kablam! 
Nov 04 08:40:40.514 INFO kablam! warning: method is never used: `new`
Nov 04 08:40:40.514 INFO kablam!   --> src/blockchain.rs:41:5
Nov 04 08:40:40.514 INFO kablam!    |
Nov 04 08:40:40.514 INFO kablam! 41 |     pub fn new(addr: String, difficulty: u32) -> Chain {
Nov 04 08:40:40.514 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.514 INFO kablam! 
Nov 04 08:40:40.514 INFO kablam! warning: method is never used: `new_trans`
Nov 04 08:40:40.514 INFO kablam!   --> src/blockchain.rs:53:5
Nov 04 08:40:40.514 INFO kablam!    |
Nov 04 08:40:40.514 INFO kablam! 53 |     pub fn new_trans(&mut self, sender: String, reciever: String, amount: f32) -> bool {
Nov 04 08:40:40.514 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.514 INFO kablam! 
Nov 04 08:40:40.514 INFO kablam! warning: method is never used: `last_hash`
Nov 04 08:40:40.514 INFO kablam!   --> src/blockchain.rs:63:5
Nov 04 08:40:40.514 INFO kablam!    |
Nov 04 08:40:40.514 INFO kablam! 63 |     pub fn last_hash(&self) -> String {
Nov 04 08:40:40.514 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.514 INFO kablam! 
Nov 04 08:40:40.514 INFO kablam! warning: method is never used: `update_difficulty`
Nov 04 08:40:40.514 INFO kablam!   --> src/blockchain.rs:71:5
Nov 04 08:40:40.514 INFO kablam!    |
Nov 04 08:40:40.514 INFO kablam! 71 |     pub fn update_difficulty(&mut self, difficulty: u32) -> bool {
Nov 04 08:40:40.514 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.514 INFO kablam! 
Nov 04 08:40:40.514 INFO kablam! warning: method is never used: `update_reward`
Nov 04 08:40:40.514 INFO kablam!   --> src/blockchain.rs:76:5
Nov 04 08:40:40.514 INFO kablam!    |
Nov 04 08:40:40.514 INFO kablam! 76 |     pub fn update_reward(&mut self, reward: f32) -> bool {
Nov 04 08:40:40.514 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.514 INFO kablam! 
Nov 04 08:40:40.514 INFO kablam! warning: method is never used: `gen_new_block`
Nov 04 08:40:40.514 INFO kablam!   --> src/blockchain.rs:81:5
Nov 04 08:40:40.514 INFO kablam!    |
Nov 04 08:40:40.514 INFO kablam! 81 |     pub fn gen_new_block(&mut self) -> bool {
Nov 04 08:40:40.514 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.514 INFO kablam! 
Nov 04 08:40:40.514 INFO kablam! warning: method is never used: `get_merkle`
Nov 04 08:40:40.514 INFO kablam!    --> src/blockchain.rs:113:5
Nov 04 08:40:40.514 INFO kablam!     |
Nov 04 08:40:40.514 INFO kablam! 113 |     fn get_merkle(current_trans: Vec<Transation>) -> String {
Nov 04 08:40:40.514 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.514 INFO kablam! 
Nov 04 08:40:40.514 INFO kablam! warning: method is never used: `proof_of_work`
Nov 04 08:40:40.514 INFO kablam!    --> src/blockchain.rs:136:5
Nov 04 08:40:40.514 INFO kablam!     |
Nov 04 08:40:40.514 INFO kablam! 136 |     pub fn proof_of_work(header: &mut Blockheader) {
Nov 04 08:40:40.514 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.514 INFO kablam! 
Nov 04 08:40:40.514 INFO kablam! warning: method is never used: `hash`
Nov 04 08:40:40.514 INFO kablam!    --> src/blockchain.rs:156:5
Nov 04 08:40:40.514 INFO kablam!     |
Nov 04 08:40:40.514 INFO kablam! 156 |     pub fn hash<T: serde::Serialize>(item: &T) -> String {
Nov 04 08:40:40.514 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.514 INFO kablam! 
Nov 04 08:40:40.515 INFO kablam! warning: method is never used: `hex_to_str`
Nov 04 08:40:40.515 INFO kablam!    --> src/blockchain.rs:165:5
Nov 04 08:40:40.515 INFO kablam!     |
Nov 04 08:40:40.515 INFO kablam! 165 |     pub fn hex_to_str(res: &[u8]) -> String {
Nov 04 08:40:40.515 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 08:40:40.515 INFO kablam! 
Nov 04 08:40:40.563 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
Nov 04 08:40:40.576 INFO kablam! su: No module specific data is present
Nov 04 08:40:41.694 INFO running `"docker" "rm" "-f" "7d670b2853b7e3831c9095b604beeedd97a7442406cf2e76d2586f047f70cfac"`
Nov 04 08:40:42.087 INFO blam! 7d670b2853b7e3831c9095b604beeedd97a7442406cf2e76d2586f047f70cfac