Oct 13 03:06:20.929 INFO checking PhdTrollSlayer/CrabChain against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 03:06:20.929 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 13 03:06:21.281 INFO blam! 48cb47f0e964ea31a49a7678718c1977e73f9d317c6ccce1b48db5e7fc65623a
Oct 13 03:06:21.283 INFO running `"docker" "start" "-a" "48cb47f0e964ea31a49a7678718c1977e73f9d317c6ccce1b48db5e7fc65623a"`
Oct 13 03:06:22.549 INFO kablam! usermod: no changes
Oct 13 03:06:22.677 INFO kablam!    Compiling openssl v0.10.6
Oct 13 03:06:22.684 INFO kablam!     Checking csv v1.0.0
Oct 13 03:06:27.554 INFO kablam!     Checking blockchain1 v0.1.0 (/source)
Oct 13 03:06:28.537 INFO kablam! warning: unused `#[macro_use]` import
Oct 13 03:06:28.537 INFO kablam!  --> src/lib.rs:5:1
Oct 13 03:06:28.537 INFO kablam!   |
Oct 13 03:06:28.537 INFO kablam! 5 | #[macro_use]
Oct 13 03:06:28.537 INFO kablam!   | ^^^^^^^^^^^^
Oct 13 03:06:28.537 INFO kablam!   |
Oct 13 03:06:28.537 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 03:06:28.537 INFO kablam! 
Oct 13 03:06:28.537 INFO kablam! warning: unused import: `seek`
Oct 13 03:06:28.541 INFO kablam!  --> src/mining.rs:1:5
Oct 13 03:06:28.541 INFO kablam!   |
Oct 13 03:06:28.541 INFO kablam! 1 | use seek;
Oct 13 03:06:28.541 INFO kablam!   |     ^^^^
Oct 13 03:06:28.541 INFO kablam! 
Oct 13 03:06:28.632 INFO kablam! warning: function is never used: `find_last_block_hash`
Oct 13 03:06:28.632 INFO kablam!  --> src/seek.rs:4:1
Oct 13 03:06:28.632 INFO kablam!   |
Oct 13 03:06:28.632 INFO kablam! 4 | pub fn find_last_block_hash() -> String {
Oct 13 03:06:28.632 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:06:28.632 INFO kablam!   |
Oct 13 03:06:28.632 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 03:06:28.632 INFO kablam! 
Oct 13 03:06:28.632 INFO kablam! warning: function is never used: `find_last_block_id`
Oct 13 03:06:28.632 INFO kablam!   --> src/seek.rs:28:1
Oct 13 03:06:28.632 INFO kablam!    |
Oct 13 03:06:28.632 INFO kablam! 28 | pub fn find_last_block_id() -> String {
Oct 13 03:06:28.632 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:06:28.632 INFO kablam! 
Oct 13 03:06:28.633 INFO kablam! warning: function is never used: `last_block`
Oct 13 03:06:28.633 INFO kablam!  --> src/mining.rs:5:1
Oct 13 03:06:28.633 INFO kablam!   |
Oct 13 03:06:28.633 INFO kablam! 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Oct 13 03:06:28.633 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:06:28.633 INFO kablam! 
Oct 13 03:06:28.920 INFO kablam! warning: unused `#[macro_use]` import
Oct 13 03:06:28.920 INFO kablam!  --> src/lib.rs:5:1
Oct 13 03:06:28.920 INFO kablam!   |
Oct 13 03:06:28.920 INFO kablam! 5 | #[macro_use]
Oct 13 03:06:28.920 INFO kablam!   | ^^^^^^^^^^^^
Oct 13 03:06:28.920 INFO kablam!   |
Oct 13 03:06:28.920 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 03:06:28.920 INFO kablam! 
Oct 13 03:06:28.920 INFO kablam! warning: unused import: `seek`
Oct 13 03:06:28.920 INFO kablam!  --> src/mining.rs:1:5
Oct 13 03:06:28.920 INFO kablam!   |
Oct 13 03:06:28.920 INFO kablam! 1 | use seek;
Oct 13 03:06:28.920 INFO kablam!   |     ^^^^
Oct 13 03:06:28.920 INFO kablam! 
Oct 13 03:06:28.999 INFO kablam! warning: function is never used: `find_last_block_hash`
Oct 13 03:06:28.999 INFO kablam!  --> src/seek.rs:4:1
Oct 13 03:06:28.999 INFO kablam!   |
Oct 13 03:06:28.999 INFO kablam! 4 | pub fn find_last_block_hash() -> String {
Oct 13 03:06:28.999 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:06:28.999 INFO kablam!   |
Oct 13 03:06:28.999 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 03:06:28.999 INFO kablam! 
Oct 13 03:06:28.999 INFO kablam! warning: function is never used: `find_last_block_id`
Oct 13 03:06:28.999 INFO kablam!   --> src/seek.rs:28:1
Oct 13 03:06:28.999 INFO kablam!    |
Oct 13 03:06:28.999 INFO kablam! 28 | pub fn find_last_block_id() -> String {
Oct 13 03:06:28.999 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:06:28.999 INFO kablam! 
Oct 13 03:06:28.999 INFO kablam! warning: function is never used: `last_block`
Oct 13 03:06:28.999 INFO kablam!  --> src/mining.rs:5:1
Oct 13 03:06:28.999 INFO kablam!   |
Oct 13 03:06:28.999 INFO kablam! 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Oct 13 03:06:28.999 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:06:28.999 INFO kablam! 
Oct 13 03:06:29.640 INFO kablam! warning: unused import: `openssl::sha`
Oct 13 03:06:29.640 INFO kablam!  --> src/new_block.rs:2:5
Oct 13 03:06:29.640 INFO kablam!   |
Oct 13 03:06:29.640 INFO kablam! 2 | use openssl::sha;
Oct 13 03:06:29.640 INFO kablam!   |     ^^^^^^^^^^^^
Oct 13 03:06:29.640 INFO kablam!   |
Oct 13 03:06:29.640 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 03:06:29.640 INFO kablam! 
Oct 13 03:06:29.640 INFO kablam! warning: unused import: `hex`
Oct 13 03:06:29.640 INFO kablam!  --> src/new_block.rs:3:5
Oct 13 03:06:29.640 INFO kablam!   |
Oct 13 03:06:29.641 INFO kablam! 3 | use hex;
Oct 13 03:06:29.641 INFO kablam!   |     ^^^
Oct 13 03:06:29.641 INFO kablam! 
Oct 13 03:06:29.641 INFO kablam! warning: unused import: `std::error::Error`
Oct 13 03:06:29.641 INFO kablam!  --> src/validator.rs:1:5
Oct 13 03:06:29.641 INFO kablam!   |
Oct 13 03:06:29.641 INFO kablam! 1 | use std::error::Error;
Oct 13 03:06:29.641 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 13 03:06:29.641 INFO kablam! 
Oct 13 03:06:29.641 INFO kablam! warning: unused import: `std::ptr::null`
Oct 13 03:06:29.641 INFO kablam!  --> src/validator.rs:4:5
Oct 13 03:06:29.641 INFO kablam!   |
Oct 13 03:06:29.641 INFO kablam! 4 | use std::ptr::null;
Oct 13 03:06:29.641 INFO kablam!   |     ^^^^^^^^^^^^^^
Oct 13 03:06:29.641 INFO kablam! 
Oct 13 03:06:29.641 INFO kablam! warning: unused import: `seek`
Oct 13 03:06:29.641 INFO kablam!  --> src/mining.rs:1:5
Oct 13 03:06:29.641 INFO kablam!   |
Oct 13 03:06:29.641 INFO kablam! 1 | use seek;
Oct 13 03:06:29.641 INFO kablam!   |     ^^^^
Oct 13 03:06:29.641 INFO kablam! 
Oct 13 03:06:29.643 INFO kablam! warning: unused import: `openssl::sha`
Oct 13 03:06:29.643 INFO kablam!  --> src/new_block.rs:2:5
Oct 13 03:06:29.643 INFO kablam!   |
Oct 13 03:06:29.643 INFO kablam! 2 | use openssl::sha;
Oct 13 03:06:29.643 INFO kablam!   |     ^^^^^^^^^^^^
Oct 13 03:06:29.643 INFO kablam!   |
Oct 13 03:06:29.643 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 03:06:29.643 INFO kablam! 
Oct 13 03:06:29.643 INFO kablam! warning: unused import: `hex`
Oct 13 03:06:29.643 INFO kablam!  --> src/new_block.rs:3:5
Oct 13 03:06:29.643 INFO kablam!   |
Oct 13 03:06:29.643 INFO kablam! 3 | use hex;
Oct 13 03:06:29.643 INFO kablam!   |     ^^^
Oct 13 03:06:29.643 INFO kablam! 
Oct 13 03:06:29.643 INFO kablam! warning: unused import: `std::error::Error`
Oct 13 03:06:29.643 INFO kablam!  --> src/validator.rs:1:5
Oct 13 03:06:29.643 INFO kablam!   |
Oct 13 03:06:29.643 INFO kablam! 1 | use std::error::Error;
Oct 13 03:06:29.643 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 13 03:06:29.643 INFO kablam! 
Oct 13 03:06:29.643 INFO kablam! warning: unused import: `std::ptr::null`
Oct 13 03:06:29.643 INFO kablam!  --> src/validator.rs:4:5
Oct 13 03:06:29.644 INFO kablam!   |
Oct 13 03:06:29.644 INFO kablam! 4 | use std::ptr::null;
Oct 13 03:06:29.644 INFO kablam!   |     ^^^^^^^^^^^^^^
Oct 13 03:06:29.644 INFO kablam! 
Oct 13 03:06:29.644 INFO kablam! warning: unused import: `seek`
Oct 13 03:06:29.644 INFO kablam!  --> src/mining.rs:1:5
Oct 13 03:06:29.644 INFO kablam!   |
Oct 13 03:06:29.644 INFO kablam! 1 | use seek;
Oct 13 03:06:29.644 INFO kablam!   |     ^^^^
Oct 13 03:06:29.644 INFO kablam! 
Oct 13 03:06:29.737 INFO kablam! warning: unused variable: `nonce`
Oct 13 03:06:29.737 INFO kablam!   --> src/new_block.rs:18:17
Oct 13 03:06:29.737 INFO kablam!    |
Oct 13 03:06:29.737 INFO kablam! 18 |         let mut nonce: i64 = 0;
Oct 13 03:06:29.737 INFO kablam!    |                 ^^^^^ help: consider using `_nonce` instead
Oct 13 03:06:29.737 INFO kablam!    |
Oct 13 03:06:29.737 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 03:06:29.737 INFO kablam! 
Oct 13 03:06:29.737 INFO kablam! warning: value assigned to `this_record` is never read
Oct 13 03:06:29.737 INFO kablam!  --> src/validator.rs:9:13
Oct 13 03:06:29.737 INFO kablam!   |
Oct 13 03:06:29.737 INFO kablam! 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Oct 13 03:06:29.737 INFO kablam!   |             ^^^^^^^^^^^
Oct 13 03:06:29.737 INFO kablam!   |
Oct 13 03:06:29.737 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 13 03:06:29.737 INFO kablam! 
Oct 13 03:06:29.748 INFO kablam! warning: variable does not need to be mutable
Oct 13 03:06:29.748 INFO kablam!   --> src/new_block.rs:18:13
Oct 13 03:06:29.748 INFO kablam!    |
Oct 13 03:06:29.748 INFO kablam! 18 |         let mut nonce: i64 = 0;
Oct 13 03:06:29.748 INFO kablam!    |             ----^^^^^
Oct 13 03:06:29.748 INFO kablam!    |             |
Oct 13 03:06:29.748 INFO kablam!    |             help: remove this `mut`
Oct 13 03:06:29.748 INFO kablam!    |
Oct 13 03:06:29.748 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 03:06:29.748 INFO kablam! 
Oct 13 03:06:29.748 INFO kablam! warning: unused variable: `nonce`
Oct 13 03:06:29.748 INFO kablam!   --> src/new_block.rs:18:17
Oct 13 03:06:29.748 INFO kablam!    |
Oct 13 03:06:29.748 INFO kablam! 18 |         let mut nonce: i64 = 0;
Oct 13 03:06:29.748 INFO kablam!    |                 ^^^^^ help: consider using `_nonce` instead
Oct 13 03:06:29.748 INFO kablam!    |
Oct 13 03:06:29.748 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 03:06:29.748 INFO kablam! 
Oct 13 03:06:29.748 INFO kablam! warning: value assigned to `this_record` is never read
Oct 13 03:06:29.748 INFO kablam!  --> src/validator.rs:9:13
Oct 13 03:06:29.748 INFO kablam!   |
Oct 13 03:06:29.748 INFO kablam! 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Oct 13 03:06:29.748 INFO kablam!   |             ^^^^^^^^^^^
Oct 13 03:06:29.748 INFO kablam!   |
Oct 13 03:06:29.748 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 13 03:06:29.748 INFO kablam! 
Oct 13 03:06:29.750 INFO kablam! warning: variable does not need to be mutable
Oct 13 03:06:29.750 INFO kablam!   --> src/new_block.rs:18:13
Oct 13 03:06:29.750 INFO kablam!    |
Oct 13 03:06:29.750 INFO kablam! 18 |         let mut nonce: i64 = 0;
Oct 13 03:06:29.750 INFO kablam!    |             ----^^^^^
Oct 13 03:06:29.750 INFO kablam!    |             |
Oct 13 03:06:29.750 INFO kablam!    |             help: remove this `mut`
Oct 13 03:06:29.750 INFO kablam!    |
Oct 13 03:06:29.750 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 03:06:29.750 INFO kablam! 
Oct 13 03:06:29.781 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.21s
Oct 13 03:06:29.786 INFO kablam! su: No module specific data is present
Oct 13 03:06:30.250 INFO running `"docker" "rm" "-f" "48cb47f0e964ea31a49a7678718c1977e73f9d317c6ccce1b48db5e7fc65623a"`
Oct 13 03:06:30.338 INFO blam! 48cb47f0e964ea31a49a7678718c1977e73f9d317c6ccce1b48db5e7fc65623a