Nov 01 10:38:23.986 INFO checking PhdTrollSlayer/CrabChain against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 10:38:23.988 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-3/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 10:38:24.493 INFO blam! e8d3025ef7146373dcc0dd3383babad1027a2ea90e764451834c123cef53b118
Nov 01 10:38:24.494 INFO running `"docker" "start" "-a" "e8d3025ef7146373dcc0dd3383babad1027a2ea90e764451834c123cef53b118"`
Nov 01 10:38:26.116 INFO kablam! usermod: no changes
Nov 01 10:38:26.292 INFO kablam!    Compiling openssl v0.10.6
Nov 01 10:38:26.296 INFO kablam!     Checking csv v1.0.0
Nov 01 10:38:31.500 INFO kablam!     Checking blockchain1 v0.1.0 (/source)
Nov 01 10:38:32.645 INFO kablam! warning: unused `#[macro_use]` import
Nov 01 10:38:32.645 INFO kablam!  --> src/lib.rs:5:1
Nov 01 10:38:32.645 INFO kablam!   |
Nov 01 10:38:32.646 INFO kablam! 5 | #[macro_use]
Nov 01 10:38:32.646 INFO kablam!   | ^^^^^^^^^^^^
Nov 01 10:38:32.646 INFO kablam!   |
Nov 01 10:38:32.646 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 10:38:32.647 INFO kablam! 
Nov 01 10:38:32.647 INFO kablam! warning: unused import: `seek`
Nov 01 10:38:32.647 INFO kablam!  --> src/mining.rs:1:5
Nov 01 10:38:32.647 INFO kablam!   |
Nov 01 10:38:32.648 INFO kablam! 1 | use seek;
Nov 01 10:38:32.648 INFO kablam!   |     ^^^^
Nov 01 10:38:32.649 INFO kablam! 
Nov 01 10:38:32.729 INFO kablam! warning: function is never used: `find_last_block_hash`
Nov 01 10:38:32.729 INFO kablam!  --> src/seek.rs:4:1
Nov 01 10:38:32.729 INFO kablam!   |
Nov 01 10:38:32.729 INFO kablam! 4 | pub fn find_last_block_hash() -> String {
Nov 01 10:38:32.730 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:38:32.730 INFO kablam!   |
Nov 01 10:38:32.730 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 01 10:38:32.731 INFO kablam! 
Nov 01 10:38:32.731 INFO kablam! warning: function is never used: `find_last_block_id`
Nov 01 10:38:32.731 INFO kablam!   --> src/seek.rs:28:1
Nov 01 10:38:32.731 INFO kablam!    |
Nov 01 10:38:32.732 INFO kablam! 28 | pub fn find_last_block_id() -> String {
Nov 01 10:38:32.732 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:38:32.732 INFO kablam! 
Nov 01 10:38:32.733 INFO kablam! warning: unused `#[macro_use]` import
Nov 01 10:38:32.733 INFO kablam!  --> src/lib.rs:5:1
Nov 01 10:38:32.733 INFO kablam!   |
Nov 01 10:38:32.734 INFO kablam! 5 | #[macro_use]
Nov 01 10:38:32.734 INFO kablam!   | ^^^^^^^^^^^^
Nov 01 10:38:32.734 INFO kablam!   |
Nov 01 10:38:32.734 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 10:38:32.735 INFO kablam! 
Nov 01 10:38:32.735 INFO kablam! warning: unused import: `seek`
Nov 01 10:38:32.735 INFO kablam!  --> src/mining.rs:1:5
Nov 01 10:38:32.736 INFO kablam!   |
Nov 01 10:38:32.736 INFO kablam! 1 | use seek;
Nov 01 10:38:32.736 INFO kablam!   |     ^^^^
Nov 01 10:38:32.736 INFO kablam! 
Nov 01 10:38:32.737 INFO kablam! warning: function is never used: `last_block`
Nov 01 10:38:32.737 INFO kablam!  --> src/mining.rs:5:1
Nov 01 10:38:32.737 INFO kablam!   |
Nov 01 10:38:32.738 INFO kablam! 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Nov 01 10:38:32.738 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:38:32.738 INFO kablam! 
Nov 01 10:38:32.848 INFO kablam! warning: function is never used: `find_last_block_hash`
Nov 01 10:38:32.849 INFO kablam!  --> src/seek.rs:4:1
Nov 01 10:38:32.849 INFO kablam!   |
Nov 01 10:38:32.849 INFO kablam! 4 | pub fn find_last_block_hash() -> String {
Nov 01 10:38:32.849 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:38:32.850 INFO kablam!   |
Nov 01 10:38:32.850 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 01 10:38:32.850 INFO kablam! 
Nov 01 10:38:32.851 INFO kablam! warning: function is never used: `find_last_block_id`
Nov 01 10:38:32.851 INFO kablam!   --> src/seek.rs:28:1
Nov 01 10:38:32.851 INFO kablam!    |
Nov 01 10:38:32.851 INFO kablam! 28 | pub fn find_last_block_id() -> String {
Nov 01 10:38:32.851 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:38:32.852 INFO kablam! 
Nov 01 10:38:32.852 INFO kablam! warning: function is never used: `last_block`
Nov 01 10:38:32.852 INFO kablam!  --> src/mining.rs:5:1
Nov 01 10:38:32.852 INFO kablam!   |
Nov 01 10:38:32.852 INFO kablam! 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Nov 01 10:38:32.852 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:38:32.852 INFO kablam! 
Nov 01 10:38:33.484 INFO kablam! warning: unused import: `openssl::sha`
Nov 01 10:38:33.485 INFO kablam!  --> src/new_block.rs:2:5
Nov 01 10:38:33.485 INFO kablam!   |
Nov 01 10:38:33.485 INFO kablam! 2 | use openssl::sha;
Nov 01 10:38:33.485 INFO kablam!   |     ^^^^^^^^^^^^
Nov 01 10:38:33.485 INFO kablam!   |
Nov 01 10:38:33.485 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 10:38:33.485 INFO kablam! 
Nov 01 10:38:33.485 INFO kablam! warning: unused import: `hex`
Nov 01 10:38:33.485 INFO kablam!  --> src/new_block.rs:3:5
Nov 01 10:38:33.485 INFO kablam!   |
Nov 01 10:38:33.485 INFO kablam! 3 | use hex;
Nov 01 10:38:33.485 INFO kablam!   |     ^^^
Nov 01 10:38:33.485 INFO kablam! 
Nov 01 10:38:33.485 INFO kablam! warning: unused import: `std::error::Error`
Nov 01 10:38:33.485 INFO kablam!  --> src/validator.rs:1:5
Nov 01 10:38:33.485 INFO kablam!   |
Nov 01 10:38:33.485 INFO kablam! 1 | use std::error::Error;
Nov 01 10:38:33.485 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Nov 01 10:38:33.485 INFO kablam! 
Nov 01 10:38:33.485 INFO kablam! warning: unused import: `std::ptr::null`
Nov 01 10:38:33.485 INFO kablam!  --> src/validator.rs:4:5
Nov 01 10:38:33.485 INFO kablam!   |
Nov 01 10:38:33.485 INFO kablam! 4 | use std::ptr::null;
Nov 01 10:38:33.485 INFO kablam!   |     ^^^^^^^^^^^^^^
Nov 01 10:38:33.485 INFO kablam! 
Nov 01 10:38:33.485 INFO kablam! warning: unused import: `seek`
Nov 01 10:38:33.485 INFO kablam!  --> src/mining.rs:1:5
Nov 01 10:38:33.485 INFO kablam!   |
Nov 01 10:38:33.485 INFO kablam! 1 | use seek;
Nov 01 10:38:33.485 INFO kablam!   |     ^^^^
Nov 01 10:38:33.485 INFO kablam! 
Nov 01 10:38:33.569 INFO kablam! warning: unused variable: `nonce`
Nov 01 10:38:33.569 INFO kablam!   --> src/new_block.rs:18:17
Nov 01 10:38:33.569 INFO kablam!    |
Nov 01 10:38:33.569 INFO kablam! 18 |         let mut nonce: i64 = 0;
Nov 01 10:38:33.569 INFO kablam!    |                 ^^^^^ help: consider using `_nonce` instead
Nov 01 10:38:33.569 INFO kablam!    |
Nov 01 10:38:33.569 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:38:33.569 INFO kablam! 
Nov 01 10:38:33.571 INFO kablam! warning: value assigned to `this_record` is never read
Nov 01 10:38:33.571 INFO kablam!  --> src/validator.rs:9:13
Nov 01 10:38:33.571 INFO kablam!   |
Nov 01 10:38:33.571 INFO kablam! 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Nov 01 10:38:33.571 INFO kablam!   |             ^^^^^^^^^^^
Nov 01 10:38:33.571 INFO kablam!   |
Nov 01 10:38:33.571 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Nov 01 10:38:33.571 INFO kablam! 
Nov 01 10:38:33.578 INFO kablam! warning: variable does not need to be mutable
Nov 01 10:38:33.578 INFO kablam!   --> src/new_block.rs:18:13
Nov 01 10:38:33.578 INFO kablam!    |
Nov 01 10:38:33.578 INFO kablam! 18 |         let mut nonce: i64 = 0;
Nov 01 10:38:33.578 INFO kablam!    |             ----^^^^^
Nov 01 10:38:33.578 INFO kablam!    |             |
Nov 01 10:38:33.578 INFO kablam!    |             help: remove this `mut`
Nov 01 10:38:33.578 INFO kablam!    |
Nov 01 10:38:33.578 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 10:38:33.578 INFO kablam! 
Nov 01 10:38:33.633 INFO kablam! warning: unused import: `openssl::sha`
Nov 01 10:38:33.633 INFO kablam!  --> src/new_block.rs:2:5
Nov 01 10:38:33.633 INFO kablam!   |
Nov 01 10:38:33.633 INFO kablam! 2 | use openssl::sha;
Nov 01 10:38:33.633 INFO kablam!   |     ^^^^^^^^^^^^
Nov 01 10:38:33.633 INFO kablam!   |
Nov 01 10:38:33.633 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 10:38:33.633 INFO kablam! 
Nov 01 10:38:33.633 INFO kablam! warning: unused import: `hex`
Nov 01 10:38:33.633 INFO kablam!  --> src/new_block.rs:3:5
Nov 01 10:38:33.633 INFO kablam!   |
Nov 01 10:38:33.633 INFO kablam! 3 | use hex;
Nov 01 10:38:33.633 INFO kablam!   |     ^^^
Nov 01 10:38:33.633 INFO kablam! 
Nov 01 10:38:33.633 INFO kablam! warning: unused import: `std::error::Error`
Nov 01 10:38:33.634 INFO kablam!  --> src/validator.rs:1:5
Nov 01 10:38:33.634 INFO kablam!   |
Nov 01 10:38:33.634 INFO kablam! 1 | use std::error::Error;
Nov 01 10:38:33.634 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Nov 01 10:38:33.634 INFO kablam! 
Nov 01 10:38:33.634 INFO kablam! warning: unused import: `std::ptr::null`
Nov 01 10:38:33.634 INFO kablam!  --> src/validator.rs:4:5
Nov 01 10:38:33.634 INFO kablam!   |
Nov 01 10:38:33.634 INFO kablam! 4 | use std::ptr::null;
Nov 01 10:38:33.634 INFO kablam!   |     ^^^^^^^^^^^^^^
Nov 01 10:38:33.634 INFO kablam! 
Nov 01 10:38:33.634 INFO kablam! warning: unused import: `seek`
Nov 01 10:38:33.634 INFO kablam!  --> src/mining.rs:1:5
Nov 01 10:38:33.634 INFO kablam!   |
Nov 01 10:38:33.634 INFO kablam! 1 | use seek;
Nov 01 10:38:33.634 INFO kablam!   |     ^^^^
Nov 01 10:38:33.634 INFO kablam! 
Nov 01 10:38:33.729 INFO kablam! warning: unused variable: `nonce`
Nov 01 10:38:33.729 INFO kablam!   --> src/new_block.rs:18:17
Nov 01 10:38:33.729 INFO kablam!    |
Nov 01 10:38:33.729 INFO kablam! 18 |         let mut nonce: i64 = 0;
Nov 01 10:38:33.729 INFO kablam!    |                 ^^^^^ help: consider using `_nonce` instead
Nov 01 10:38:33.729 INFO kablam!    |
Nov 01 10:38:33.729 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:38:33.729 INFO kablam! 
Nov 01 10:38:33.729 INFO kablam! warning: value assigned to `this_record` is never read
Nov 01 10:38:33.729 INFO kablam!  --> src/validator.rs:9:13
Nov 01 10:38:33.729 INFO kablam!   |
Nov 01 10:38:33.729 INFO kablam! 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Nov 01 10:38:33.729 INFO kablam!   |             ^^^^^^^^^^^
Nov 01 10:38:33.729 INFO kablam!   |
Nov 01 10:38:33.729 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Nov 01 10:38:33.729 INFO kablam! 
Nov 01 10:38:33.744 INFO kablam! warning: variable does not need to be mutable
Nov 01 10:38:33.744 INFO kablam!   --> src/new_block.rs:18:13
Nov 01 10:38:33.744 INFO kablam!    |
Nov 01 10:38:33.744 INFO kablam! 18 |         let mut nonce: i64 = 0;
Nov 01 10:38:33.744 INFO kablam!    |             ----^^^^^
Nov 01 10:38:33.744 INFO kablam!    |             |
Nov 01 10:38:33.744 INFO kablam!    |             help: remove this `mut`
Nov 01 10:38:33.744 INFO kablam!    |
Nov 01 10:38:33.744 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 10:38:33.744 INFO kablam! 
Nov 01 10:38:33.785 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.64s
Nov 01 10:38:33.794 INFO kablam! su: No module specific data is present
Nov 01 10:38:34.158 INFO running `"docker" "rm" "-f" "e8d3025ef7146373dcc0dd3383babad1027a2ea90e764451834c123cef53b118"`
Nov 01 10:38:34.482 INFO blam! e8d3025ef7146373dcc0dd3383babad1027a2ea90e764451834c123cef53b118