Nov 09 14:49:53.900 INFO checking collin5/bc-rust against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 14:49:53.900 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-6/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 09 14:49:54.271 INFO blam! 859b687f812ecdc4677cceec0b0cf31fd45462276d0a047a940a7e291a6f8799
Nov 09 14:49:54.274 INFO running `"docker" "start" "-a" "859b687f812ecdc4677cceec0b0cf31fd45462276d0a047a940a7e291a6f8799"`
Nov 09 14:49:55.432 INFO kablam! usermod: no changes
Nov 09 14:49:55.579 INFO kablam!     Checking sha2 v0.7.0
Nov 09 14:49:56.263 INFO kablam!     Checking blockchain v0.1.0 (/source)
Nov 09 14:49:57.621 INFO kablam! warning: unused import: `std::io`
Nov 09 14:49:57.622 INFO kablam!  --> src/main.rs:4:5
Nov 09 14:49:57.623 INFO kablam!   |
Nov 09 14:49:57.623 INFO kablam! 4 | use std::io;
Nov 09 14:49:57.624 INFO kablam!   |     ^^^^^^^
Nov 09 14:49:57.625 INFO kablam!   |
Nov 09 14:49:57.625 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 14:49:57.626 INFO kablam! 
Nov 09 14:49:57.626 INFO kablam! warning: unused import: `std::io::Write`
Nov 09 14:49:57.627 INFO kablam!  --> src/main.rs:5:5
Nov 09 14:49:57.627 INFO kablam!   |
Nov 09 14:49:57.628 INFO kablam! 5 | use std::io::Write;
Nov 09 14:49:57.629 INFO kablam!   |     ^^^^^^^^^^^^^^
Nov 09 14:49:57.629 INFO kablam! 
Nov 09 14:49:57.630 INFO kablam! warning: unused import: `std::process`
Nov 09 14:49:57.630 INFO kablam!  --> src/main.rs:6:5
Nov 09 14:49:57.635 INFO kablam!   |
Nov 09 14:49:57.635 INFO kablam! 6 | use std::process;
Nov 09 14:49:57.635 INFO kablam!   |     ^^^^^^^^^^^^
Nov 09 14:49:57.635 INFO kablam! 
Nov 09 14:49:57.856 INFO kablam! warning: unused import: `std::io`
Nov 09 14:49:57.856 INFO kablam!  --> src/main.rs:4:5
Nov 09 14:49:57.856 INFO kablam!   |
Nov 09 14:49:57.856 INFO kablam! 4 | use std::io;
Nov 09 14:49:57.856 INFO kablam!   |     ^^^^^^^
Nov 09 14:49:57.856 INFO kablam!   |
Nov 09 14:49:57.856 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 14:49:57.859 INFO kablam! 
Nov 09 14:49:57.859 INFO kablam! warning: unused import: `std::io::Write`
Nov 09 14:49:57.859 INFO kablam!  --> src/main.rs:5:5
Nov 09 14:49:57.859 INFO kablam!   |
Nov 09 14:49:57.859 INFO kablam! 5 | use std::io::Write;
Nov 09 14:49:57.859 INFO kablam!   |     ^^^^^^^^^^^^^^
Nov 09 14:49:57.859 INFO kablam! 
Nov 09 14:49:57.859 INFO kablam! warning: unused import: `std::process`
Nov 09 14:49:57.859 INFO kablam!  --> src/main.rs:6:5
Nov 09 14:49:57.859 INFO kablam!   |
Nov 09 14:49:57.859 INFO kablam! 6 | use std::process;
Nov 09 14:49:57.859 INFO kablam!   |     ^^^^^^^^^^^^
Nov 09 14:49:57.859 INFO kablam! 
Nov 09 14:49:57.981 INFO kablam! warning: struct is never constructed: `Blockheader`
Nov 09 14:49:57.981 INFO kablam!   --> src/blockchain.rs:17:1
Nov 09 14:49:57.981 INFO kablam!    |
Nov 09 14:49:57.981 INFO kablam! 17 | pub struct Blockheader {
Nov 09 14:49:57.981 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:57.981 INFO kablam!    |
Nov 09 14:49:57.983 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 09 14:49:57.983 INFO kablam! 
Nov 09 14:49:57.983 INFO kablam! warning: struct is never constructed: `Block`
Nov 09 14:49:57.984 INFO kablam!   --> src/blockchain.rs:26:1
Nov 09 14:49:57.984 INFO kablam!    |
Nov 09 14:49:57.984 INFO kablam! 26 | pub struct Block {
Nov 09 14:49:57.985 INFO kablam!    | ^^^^^^^^^^^^^^^^
Nov 09 14:49:57.985 INFO kablam! 
Nov 09 14:49:57.996 INFO kablam! warning: struct is never constructed: `Chain`
Nov 09 14:49:57.996 INFO kablam!   --> src/blockchain.rs:32:1
Nov 09 14:49:57.996 INFO kablam!    |
Nov 09 14:49:57.996 INFO kablam! 32 | pub struct Chain {
Nov 09 14:49:57.997 INFO kablam!    | ^^^^^^^^^^^^^^^^
Nov 09 14:49:57.997 INFO kablam! 
Nov 09 14:49:57.997 INFO kablam! warning: method is never used: `new`
Nov 09 14:49:57.997 INFO kablam!   --> src/blockchain.rs:41:5
Nov 09 14:49:57.998 INFO kablam!    |
Nov 09 14:49:57.998 INFO kablam! 41 |     pub fn new(addr: String, difficulty: u32) -> Chain {
Nov 09 14:49:57.998 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:57.998 INFO kablam! 
Nov 09 14:49:57.999 INFO kablam! warning: method is never used: `new_trans`
Nov 09 14:49:57.999 INFO kablam!   --> src/blockchain.rs:53:5
Nov 09 14:49:57.999 INFO kablam!    |
Nov 09 14:49:57.999 INFO kablam! 53 |     pub fn new_trans(&mut self, sender: String, reciever: String, amount: f32) -> bool {
Nov 09 14:49:58.000 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.000 INFO kablam! 
Nov 09 14:49:58.000 INFO kablam! warning: method is never used: `last_hash`
Nov 09 14:49:58.000 INFO kablam!   --> src/blockchain.rs:63:5
Nov 09 14:49:58.001 INFO kablam!    |
Nov 09 14:49:58.001 INFO kablam! 63 |     pub fn last_hash(&self) -> String {
Nov 09 14:49:58.001 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.001 INFO kablam! 
Nov 09 14:49:58.002 INFO kablam! warning: method is never used: `update_difficulty`
Nov 09 14:49:58.002 INFO kablam!   --> src/blockchain.rs:71:5
Nov 09 14:49:58.002 INFO kablam!    |
Nov 09 14:49:58.011 INFO kablam! 71 |     pub fn update_difficulty(&mut self, difficulty: u32) -> bool {
Nov 09 14:49:58.011 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.011 INFO kablam! 
Nov 09 14:49:58.012 INFO kablam! warning: method is never used: `update_reward`
Nov 09 14:49:58.012 INFO kablam!   --> src/blockchain.rs:76:5
Nov 09 14:49:58.012 INFO kablam!    |
Nov 09 14:49:58.012 INFO kablam! 76 |     pub fn update_reward(&mut self, reward: f32) -> bool {
Nov 09 14:49:58.013 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.013 INFO kablam! 
Nov 09 14:49:58.013 INFO kablam! warning: method is never used: `gen_new_block`
Nov 09 14:49:58.013 INFO kablam!   --> src/blockchain.rs:81:5
Nov 09 14:49:58.014 INFO kablam!    |
Nov 09 14:49:58.014 INFO kablam! 81 |     pub fn gen_new_block(&mut self) -> bool {
Nov 09 14:49:58.014 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.015 INFO kablam! 
Nov 09 14:49:58.015 INFO kablam! warning: method is never used: `get_merkle`
Nov 09 14:49:58.015 INFO kablam!    --> src/blockchain.rs:113:5
Nov 09 14:49:58.015 INFO kablam!     |
Nov 09 14:49:58.016 INFO kablam! 113 |     fn get_merkle(current_trans: Vec<Transation>) -> String {
Nov 09 14:49:58.016 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.016 INFO kablam! 
Nov 09 14:49:58.016 INFO kablam! warning: method is never used: `proof_of_work`
Nov 09 14:49:58.016 INFO kablam!    --> src/blockchain.rs:136:5
Nov 09 14:49:58.017 INFO kablam!     |
Nov 09 14:49:58.017 INFO kablam! 136 |     pub fn proof_of_work(header: &mut Blockheader) {
Nov 09 14:49:58.017 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.017 INFO kablam! 
Nov 09 14:49:58.018 INFO kablam! warning: method is never used: `hash`
Nov 09 14:49:58.018 INFO kablam!    --> src/blockchain.rs:156:5
Nov 09 14:49:58.018 INFO kablam!     |
Nov 09 14:49:58.019 INFO kablam! 156 |     pub fn hash<T: serde::Serialize>(item: &T) -> String {
Nov 09 14:49:58.019 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.019 INFO kablam! 
Nov 09 14:49:58.019 INFO kablam! warning: method is never used: `hex_to_str`
Nov 09 14:49:58.020 INFO kablam!    --> src/blockchain.rs:165:5
Nov 09 14:49:58.020 INFO kablam!     |
Nov 09 14:49:58.020 INFO kablam! 165 |     pub fn hex_to_str(res: &[u8]) -> String {
Nov 09 14:49:58.020 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.021 INFO kablam! 
Nov 09 14:49:58.090 INFO kablam! warning: struct is never constructed: `Blockheader`
Nov 09 14:49:58.090 INFO kablam!   --> src/blockchain.rs:17:1
Nov 09 14:49:58.090 INFO kablam!    |
Nov 09 14:49:58.090 INFO kablam! 17 | pub struct Blockheader {
Nov 09 14:49:58.091 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.091 INFO kablam!    |
Nov 09 14:49:58.091 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 09 14:49:58.091 INFO kablam! 
Nov 09 14:49:58.092 INFO kablam! warning: struct is never constructed: `Block`
Nov 09 14:49:58.092 INFO kablam!   --> src/blockchain.rs:26:1
Nov 09 14:49:58.092 INFO kablam!    |
Nov 09 14:49:58.092 INFO kablam! 26 | pub struct Block {
Nov 09 14:49:58.093 INFO kablam!    | ^^^^^^^^^^^^^^^^
Nov 09 14:49:58.093 INFO kablam! 
Nov 09 14:49:58.093 INFO kablam! warning: struct is never constructed: `Chain`
Nov 09 14:49:58.093 INFO kablam!   --> src/blockchain.rs:32:1
Nov 09 14:49:58.093 INFO kablam!    |
Nov 09 14:49:58.094 INFO kablam! 32 | pub struct Chain {
Nov 09 14:49:58.094 INFO kablam!    | ^^^^^^^^^^^^^^^^
Nov 09 14:49:58.094 INFO kablam! 
Nov 09 14:49:58.094 INFO kablam! warning: method is never used: `new`
Nov 09 14:49:58.095 INFO kablam!   --> src/blockchain.rs:41:5
Nov 09 14:49:58.095 INFO kablam!    |
Nov 09 14:49:58.095 INFO kablam! 41 |     pub fn new(addr: String, difficulty: u32) -> Chain {
Nov 09 14:49:58.095 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.096 INFO kablam! 
Nov 09 14:49:58.096 INFO kablam! warning: method is never used: `new_trans`
Nov 09 14:49:58.096 INFO kablam!   --> src/blockchain.rs:53:5
Nov 09 14:49:58.096 INFO kablam!    |
Nov 09 14:49:58.096 INFO kablam! 53 |     pub fn new_trans(&mut self, sender: String, reciever: String, amount: f32) -> bool {
Nov 09 14:49:58.097 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.097 INFO kablam! 
Nov 09 14:49:58.097 INFO kablam! warning: method is never used: `last_hash`
Nov 09 14:49:58.097 INFO kablam!   --> src/blockchain.rs:63:5
Nov 09 14:49:58.098 INFO kablam!    |
Nov 09 14:49:58.098 INFO kablam! 63 |     pub fn last_hash(&self) -> String {
Nov 09 14:49:58.098 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.098 INFO kablam! 
Nov 09 14:49:58.099 INFO kablam! warning: method is never used: `update_difficulty`
Nov 09 14:49:58.099 INFO kablam!   --> src/blockchain.rs:71:5
Nov 09 14:49:58.099 INFO kablam!    |
Nov 09 14:49:58.099 INFO kablam! 71 |     pub fn update_difficulty(&mut self, difficulty: u32) -> bool {
Nov 09 14:49:58.100 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.100 INFO kablam! 
Nov 09 14:49:58.100 INFO kablam! warning: method is never used: `update_reward`
Nov 09 14:49:58.100 INFO kablam!   --> src/blockchain.rs:76:5
Nov 09 14:49:58.100 INFO kablam!    |
Nov 09 14:49:58.101 INFO kablam! 76 |     pub fn update_reward(&mut self, reward: f32) -> bool {
Nov 09 14:49:58.101 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.101 INFO kablam! 
Nov 09 14:49:58.101 INFO kablam! warning: method is never used: `gen_new_block`
Nov 09 14:49:58.102 INFO kablam!   --> src/blockchain.rs:81:5
Nov 09 14:49:58.102 INFO kablam!    |
Nov 09 14:49:58.102 INFO kablam! 81 |     pub fn gen_new_block(&mut self) -> bool {
Nov 09 14:49:58.102 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.103 INFO kablam! 
Nov 09 14:49:58.111 INFO kablam! warning: method is never used: `get_merkle`
Nov 09 14:49:58.111 INFO kablam!    --> src/blockchain.rs:113:5
Nov 09 14:49:58.111 INFO kablam!     |
Nov 09 14:49:58.112 INFO kablam! 113 |     fn get_merkle(current_trans: Vec<Transation>) -> String {
Nov 09 14:49:58.112 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.112 INFO kablam! 
Nov 09 14:49:58.112 INFO kablam! warning: method is never used: `proof_of_work`
Nov 09 14:49:58.113 INFO kablam!    --> src/blockchain.rs:136:5
Nov 09 14:49:58.113 INFO kablam!     |
Nov 09 14:49:58.113 INFO kablam! 136 |     pub fn proof_of_work(header: &mut Blockheader) {
Nov 09 14:49:58.113 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.114 INFO kablam! 
Nov 09 14:49:58.114 INFO kablam! warning: method is never used: `hash`
Nov 09 14:49:58.114 INFO kablam!    --> src/blockchain.rs:156:5
Nov 09 14:49:58.114 INFO kablam!     |
Nov 09 14:49:58.115 INFO kablam! 156 |     pub fn hash<T: serde::Serialize>(item: &T) -> String {
Nov 09 14:49:58.115 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.115 INFO kablam! 
Nov 09 14:49:58.115 INFO kablam! warning: method is never used: `hex_to_str`
Nov 09 14:49:58.116 INFO kablam!    --> src/blockchain.rs:165:5
Nov 09 14:49:58.116 INFO kablam!     |
Nov 09 14:49:58.116 INFO kablam! 165 |     pub fn hex_to_str(res: &[u8]) -> String {
Nov 09 14:49:58.116 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 14:49:58.117 INFO kablam! 
Nov 09 14:49:58.127 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.66s
Nov 09 14:49:58.135 INFO kablam! su: No module specific data is present
Nov 09 14:49:59.015 INFO running `"docker" "rm" "-f" "859b687f812ecdc4677cceec0b0cf31fd45462276d0a047a940a7e291a6f8799"`
Nov 09 14:49:59.289 INFO blam! 859b687f812ecdc4677cceec0b0cf31fd45462276d0a047a940a7e291a6f8799