Dec 05 00:40:55.400 INFO checking PhdTrollSlayer/CrabChain against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 00:40:55.400 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 05 00:40:55.883 INFO [stdout] 7c3a6fc82f5c9e9c67eb6005b25902af2dcb3ab45a1c04774092ec48ab089bfd
Dec 05 00:40:55.889 INFO running `"docker" "start" "-a" "7c3a6fc82f5c9e9c67eb6005b25902af2dcb3ab45a1c04774092ec48ab089bfd"`
Dec 05 00:40:57.487 INFO [stderr] usermod: no changes
Dec 05 00:40:57.663 INFO [stderr]    Compiling openssl v0.10.6
Dec 05 00:40:57.663 INFO [stderr]     Checking csv v1.0.0
Dec 05 00:41:02.864 INFO [stderr]     Checking blockchain1 v0.1.0 (/source)
Dec 05 00:41:03.869 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 00:41:03.869 INFO [stderr]  --> src/lib.rs:5:1
Dec 05 00:41:03.869 INFO [stderr]   |
Dec 05 00:41:03.869 INFO [stderr] 5 | #[macro_use]
Dec 05 00:41:03.869 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 00:41:03.869 INFO [stderr]   |
Dec 05 00:41:03.874 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:41:03.875 INFO [stderr] 
Dec 05 00:41:03.875 INFO [stderr] warning: unused import: `seek`
Dec 05 00:41:03.875 INFO [stderr]  --> src/mining.rs:1:5
Dec 05 00:41:03.875 INFO [stderr]   |
Dec 05 00:41:03.875 INFO [stderr] 1 | use seek;
Dec 05 00:41:03.875 INFO [stderr]   |     ^^^^
Dec 05 00:41:03.875 INFO [stderr] 
Dec 05 00:41:03.900 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 00:41:03.900 INFO [stderr]  --> src/lib.rs:5:1
Dec 05 00:41:03.900 INFO [stderr]   |
Dec 05 00:41:03.900 INFO [stderr] 5 | #[macro_use]
Dec 05 00:41:03.900 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 00:41:03.900 INFO [stderr]   |
Dec 05 00:41:03.901 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:41:03.901 INFO [stderr] 
Dec 05 00:41:03.901 INFO [stderr] warning: unused import: `seek`
Dec 05 00:41:03.901 INFO [stderr]  --> src/mining.rs:1:5
Dec 05 00:41:03.901 INFO [stderr]   |
Dec 05 00:41:03.901 INFO [stderr] 1 | use seek;
Dec 05 00:41:03.901 INFO [stderr]   |     ^^^^
Dec 05 00:41:03.901 INFO [stderr] 
Dec 05 00:41:03.999 INFO [stderr] warning: function is never used: `find_last_block_hash`
Dec 05 00:41:03.999 INFO [stderr]  --> src/seek.rs:4:1
Dec 05 00:41:03.999 INFO [stderr]   |
Dec 05 00:41:03.999 INFO [stderr] 4 | pub fn find_last_block_hash() -> String {
Dec 05 00:41:03.999 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:41:03.999 INFO [stderr]   |
Dec 05 00:41:03.999 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 00:41:03.999 INFO [stderr] 
Dec 05 00:41:03.999 INFO [stderr] warning: function is never used: `find_last_block_id`
Dec 05 00:41:03.999 INFO [stderr]   --> src/seek.rs:28:1
Dec 05 00:41:03.999 INFO [stderr]    |
Dec 05 00:41:03.999 INFO [stderr] 28 | pub fn find_last_block_id() -> String {
Dec 05 00:41:03.999 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:41:03.999 INFO [stderr] 
Dec 05 00:41:04.001 INFO [stderr] warning: function is never used: `last_block`
Dec 05 00:41:04.001 INFO [stderr]  --> src/mining.rs:5:1
Dec 05 00:41:04.001 INFO [stderr]   |
Dec 05 00:41:04.001 INFO [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Dec 05 00:41:04.001 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:41:04.001 INFO [stderr] 
Dec 05 00:41:04.015 INFO [stderr] warning: function is never used: `find_last_block_hash`
Dec 05 00:41:04.015 INFO [stderr]  --> src/seek.rs:4:1
Dec 05 00:41:04.016 INFO [stderr]   |
Dec 05 00:41:04.016 INFO [stderr] 4 | pub fn find_last_block_hash() -> String {
Dec 05 00:41:04.016 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:41:04.016 INFO [stderr]   |
Dec 05 00:41:04.016 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 00:41:04.016 INFO [stderr] 
Dec 05 00:41:04.016 INFO [stderr] warning: function is never used: `find_last_block_id`
Dec 05 00:41:04.016 INFO [stderr]   --> src/seek.rs:28:1
Dec 05 00:41:04.016 INFO [stderr]    |
Dec 05 00:41:04.016 INFO [stderr] 28 | pub fn find_last_block_id() -> String {
Dec 05 00:41:04.016 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:41:04.016 INFO [stderr] 
Dec 05 00:41:04.016 INFO [stderr] warning: function is never used: `last_block`
Dec 05 00:41:04.016 INFO [stderr]  --> src/mining.rs:5:1
Dec 05 00:41:04.016 INFO [stderr]   |
Dec 05 00:41:04.016 INFO [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Dec 05 00:41:04.016 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:41:04.016 INFO [stderr] 
Dec 05 00:41:05.019 INFO [stderr] warning: unused import: `openssl::sha`
Dec 05 00:41:05.019 INFO [stderr]  --> src/new_block.rs:2:5
Dec 05 00:41:05.019 INFO [stderr]   |
Dec 05 00:41:05.019 INFO [stderr] 2 | use openssl::sha;
Dec 05 00:41:05.019 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 05 00:41:05.019 INFO [stderr]   |
Dec 05 00:41:05.019 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:41:05.019 INFO [stderr] 
Dec 05 00:41:05.019 INFO [stderr] warning: unused import: `hex`
Dec 05 00:41:05.019 INFO [stderr]  --> src/new_block.rs:3:5
Dec 05 00:41:05.019 INFO [stderr]   |
Dec 05 00:41:05.019 INFO [stderr] 3 | use hex;
Dec 05 00:41:05.019 INFO [stderr]   |     ^^^
Dec 05 00:41:05.019 INFO [stderr] 
Dec 05 00:41:05.019 INFO [stderr] warning: unused import: `std::error::Error`
Dec 05 00:41:05.019 INFO [stderr]  --> src/validator.rs:1:5
Dec 05 00:41:05.019 INFO [stderr]   |
Dec 05 00:41:05.019 INFO [stderr] 1 | use std::error::Error;
Dec 05 00:41:05.019 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 05 00:41:05.019 INFO [stderr] 
Dec 05 00:41:05.019 INFO [stderr] warning: unused import: `std::ptr::null`
Dec 05 00:41:05.019 INFO [stderr]  --> src/validator.rs:4:5
Dec 05 00:41:05.019 INFO [stderr]   |
Dec 05 00:41:05.019 INFO [stderr] 4 | use std::ptr::null;
Dec 05 00:41:05.019 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 05 00:41:05.019 INFO [stderr] 
Dec 05 00:41:05.019 INFO [stderr] warning: unused import: `seek`
Dec 05 00:41:05.019 INFO [stderr]  --> src/mining.rs:1:5
Dec 05 00:41:05.019 INFO [stderr]   |
Dec 05 00:41:05.019 INFO [stderr] 1 | use seek;
Dec 05 00:41:05.019 INFO [stderr]   |     ^^^^
Dec 05 00:41:05.019 INFO [stderr] 
Dec 05 00:41:05.135 INFO [stderr] warning: unused variable: `nonce`
Dec 05 00:41:05.135 INFO [stderr]   --> src/new_block.rs:18:17
Dec 05 00:41:05.135 INFO [stderr]    |
Dec 05 00:41:05.135 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 05 00:41:05.135 INFO [stderr]    |                 ^^^^^ help: consider using `_nonce` instead
Dec 05 00:41:05.135 INFO [stderr]    |
Dec 05 00:41:05.135 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 00:41:05.135 INFO [stderr] 
Dec 05 00:41:05.135 INFO [stderr] warning: value assigned to `this_record` is never read
Dec 05 00:41:05.135 INFO [stderr]  --> src/validator.rs:9:13
Dec 05 00:41:05.135 INFO [stderr]   |
Dec 05 00:41:05.135 INFO [stderr] 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Dec 05 00:41:05.135 INFO [stderr]   |             ^^^^^^^^^^^
Dec 05 00:41:05.135 INFO [stderr]   |
Dec 05 00:41:05.135 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 05 00:41:05.135 INFO [stderr] 
Dec 05 00:41:05.143 INFO [stderr] warning: variable does not need to be mutable
Dec 05 00:41:05.143 INFO [stderr]   --> src/new_block.rs:18:13
Dec 05 00:41:05.143 INFO [stderr]    |
Dec 05 00:41:05.143 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 05 00:41:05.143 INFO [stderr]    |             ----^^^^^
Dec 05 00:41:05.143 INFO [stderr]    |             |
Dec 05 00:41:05.143 INFO [stderr]    |             help: remove this `mut`
Dec 05 00:41:05.143 INFO [stderr]    |
Dec 05 00:41:05.143 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 00:41:05.143 INFO [stderr] 
Dec 05 00:41:05.183 INFO [stderr] warning: unused import: `openssl::sha`
Dec 05 00:41:05.183 INFO [stderr]  --> src/new_block.rs:2:5
Dec 05 00:41:05.183 INFO [stderr]   |
Dec 05 00:41:05.183 INFO [stderr] 2 | use openssl::sha;
Dec 05 00:41:05.183 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 05 00:41:05.183 INFO [stderr]   |
Dec 05 00:41:05.183 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:41:05.183 INFO [stderr] 
Dec 05 00:41:05.183 INFO [stderr] warning: unused import: `hex`
Dec 05 00:41:05.183 INFO [stderr]  --> src/new_block.rs:3:5
Dec 05 00:41:05.183 INFO [stderr]   |
Dec 05 00:41:05.183 INFO [stderr] 3 | use hex;
Dec 05 00:41:05.183 INFO [stderr]   |     ^^^
Dec 05 00:41:05.183 INFO [stderr] 
Dec 05 00:41:05.183 INFO [stderr] warning: unused import: `std::error::Error`
Dec 05 00:41:05.183 INFO [stderr]  --> src/validator.rs:1:5
Dec 05 00:41:05.183 INFO [stderr]   |
Dec 05 00:41:05.183 INFO [stderr] 1 | use std::error::Error;
Dec 05 00:41:05.183 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 05 00:41:05.183 INFO [stderr] 
Dec 05 00:41:05.183 INFO [stderr] warning: unused import: `std::ptr::null`
Dec 05 00:41:05.183 INFO [stderr]  --> src/validator.rs:4:5
Dec 05 00:41:05.183 INFO [stderr]   |
Dec 05 00:41:05.183 INFO [stderr] 4 | use std::ptr::null;
Dec 05 00:41:05.183 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 05 00:41:05.183 INFO [stderr] 
Dec 05 00:41:05.183 INFO [stderr] warning: unused import: `seek`
Dec 05 00:41:05.183 INFO [stderr]  --> src/mining.rs:1:5
Dec 05 00:41:05.183 INFO [stderr]   |
Dec 05 00:41:05.183 INFO [stderr] 1 | use seek;
Dec 05 00:41:05.183 INFO [stderr]   |     ^^^^
Dec 05 00:41:05.183 INFO [stderr] 
Dec 05 00:41:05.291 INFO [stderr] warning: unused variable: `nonce`
Dec 05 00:41:05.291 INFO [stderr]   --> src/new_block.rs:18:17
Dec 05 00:41:05.291 INFO [stderr]    |
Dec 05 00:41:05.291 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 05 00:41:05.291 INFO [stderr]    |                 ^^^^^ help: consider using `_nonce` instead
Dec 05 00:41:05.291 INFO [stderr]    |
Dec 05 00:41:05.291 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 00:41:05.291 INFO [stderr] 
Dec 05 00:41:05.291 INFO [stderr] warning: value assigned to `this_record` is never read
Dec 05 00:41:05.291 INFO [stderr]  --> src/validator.rs:9:13
Dec 05 00:41:05.291 INFO [stderr]   |
Dec 05 00:41:05.291 INFO [stderr] 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Dec 05 00:41:05.291 INFO [stderr]   |             ^^^^^^^^^^^
Dec 05 00:41:05.291 INFO [stderr]   |
Dec 05 00:41:05.291 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 05 00:41:05.291 INFO [stderr] 
Dec 05 00:41:05.294 INFO [stderr] warning: variable does not need to be mutable
Dec 05 00:41:05.294 INFO [stderr]   --> src/new_block.rs:18:13
Dec 05 00:41:05.295 INFO [stderr]    |
Dec 05 00:41:05.295 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 05 00:41:05.295 INFO [stderr]    |             ----^^^^^
Dec 05 00:41:05.295 INFO [stderr]    |             |
Dec 05 00:41:05.295 INFO [stderr]    |             help: remove this `mut`
Dec 05 00:41:05.295 INFO [stderr]    |
Dec 05 00:41:05.295 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 00:41:05.295 INFO [stderr] 
Dec 05 00:41:05.331 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.81s
Dec 05 00:41:05.339 INFO [stderr] su: No module specific data is present
Dec 05 00:41:05.880 INFO running `"docker" "inspect" "7c3a6fc82f5c9e9c67eb6005b25902af2dcb3ab45a1c04774092ec48ab089bfd"`
Dec 05 00:41:06.249 INFO running `"docker" "rm" "-f" "7c3a6fc82f5c9e9c67eb6005b25902af2dcb3ab45a1c04774092ec48ab089bfd"`
Dec 05 00:41:06.668 INFO [stdout] 7c3a6fc82f5c9e9c67eb6005b25902af2dcb3ab45a1c04774092ec48ab089bfd