Nov 28 11:40:13.008 INFO checking PhdTrollSlayer/CrabChain against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 11:40:13.008 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 11:40:13.452 INFO [stdout] c5e5dffec0c8e293dc04325166401980b7fc92bd48ae4504be317ab1215c5701
Nov 28 11:40:13.456 INFO running `"docker" "start" "-a" "c5e5dffec0c8e293dc04325166401980b7fc92bd48ae4504be317ab1215c5701"`
Nov 28 11:40:14.816 INFO [stderr] usermod: no changes
Nov 28 11:40:14.955 INFO [stderr]    Compiling openssl v0.10.6
Nov 28 11:40:14.955 INFO [stderr]     Checking csv v1.0.0
Nov 28 11:40:20.606 INFO [stderr]     Checking blockchain1 v0.1.0 (/source)
Nov 28 11:40:21.728 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 11:40:21.729 INFO [stderr]  --> src/lib.rs:5:1
Nov 28 11:40:21.729 INFO [stderr]   |
Nov 28 11:40:21.729 INFO [stderr] 5 | #[macro_use]
Nov 28 11:40:21.730 INFO [stderr]   | ^^^^^^^^^^^^
Nov 28 11:40:21.730 INFO [stderr]   |
Nov 28 11:40:21.730 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 11:40:21.730 INFO [stderr] 
Nov 28 11:40:21.731 INFO [stderr] warning: unused import: `seek`
Nov 28 11:40:21.731 INFO [stderr]  --> src/mining.rs:1:5
Nov 28 11:40:21.731 INFO [stderr]   |
Nov 28 11:40:21.732 INFO [stderr] 1 | use seek;
Nov 28 11:40:21.732 INFO [stderr]   |     ^^^^
Nov 28 11:40:21.732 INFO [stderr] 
Nov 28 11:40:21.865 INFO [stderr] warning: function is never used: `find_last_block_hash`
Nov 28 11:40:21.866 INFO [stderr]  --> src/seek.rs:4:1
Nov 28 11:40:21.866 INFO [stderr]   |
Nov 28 11:40:21.866 INFO [stderr] 4 | pub fn find_last_block_hash() -> String {
Nov 28 11:40:21.866 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:40:21.867 INFO [stderr]   |
Nov 28 11:40:21.867 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 11:40:21.867 INFO [stderr] 
Nov 28 11:40:21.867 INFO [stderr] warning: function is never used: `find_last_block_id`
Nov 28 11:40:21.868 INFO [stderr]   --> src/seek.rs:28:1
Nov 28 11:40:21.868 INFO [stderr]    |
Nov 28 11:40:21.868 INFO [stderr] 28 | pub fn find_last_block_id() -> String {
Nov 28 11:40:21.869 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:40:21.869 INFO [stderr] 
Nov 28 11:40:21.869 INFO [stderr] warning: function is never used: `last_block`
Nov 28 11:40:21.869 INFO [stderr]  --> src/mining.rs:5:1
Nov 28 11:40:21.870 INFO [stderr]   |
Nov 28 11:40:21.870 INFO [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Nov 28 11:40:21.870 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:40:21.871 INFO [stderr] 
Nov 28 11:40:22.368 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 11:40:22.368 INFO [stderr]  --> src/lib.rs:5:1
Nov 28 11:40:22.368 INFO [stderr]   |
Nov 28 11:40:22.369 INFO [stderr] 5 | #[macro_use]
Nov 28 11:40:22.369 INFO [stderr]   | ^^^^^^^^^^^^
Nov 28 11:40:22.369 INFO [stderr]   |
Nov 28 11:40:22.369 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 11:40:22.369 INFO [stderr] 
Nov 28 11:40:22.369 INFO [stderr] warning: unused import: `seek`
Nov 28 11:40:22.369 INFO [stderr]  --> src/mining.rs:1:5
Nov 28 11:40:22.369 INFO [stderr]   |
Nov 28 11:40:22.369 INFO [stderr] 1 | use seek;
Nov 28 11:40:22.369 INFO [stderr]   |     ^^^^
Nov 28 11:40:22.369 INFO [stderr] 
Nov 28 11:40:22.567 INFO [stderr] warning: function is never used: `find_last_block_hash`
Nov 28 11:40:22.567 INFO [stderr]  --> src/seek.rs:4:1
Nov 28 11:40:22.567 INFO [stderr]   |
Nov 28 11:40:22.567 INFO [stderr] 4 | pub fn find_last_block_hash() -> String {
Nov 28 11:40:22.567 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:40:22.567 INFO [stderr]   |
Nov 28 11:40:22.567 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 11:40:22.567 INFO [stderr] 
Nov 28 11:40:22.567 INFO [stderr] warning: function is never used: `find_last_block_id`
Nov 28 11:40:22.567 INFO [stderr]   --> src/seek.rs:28:1
Nov 28 11:40:22.567 INFO [stderr]    |
Nov 28 11:40:22.567 INFO [stderr] 28 | pub fn find_last_block_id() -> String {
Nov 28 11:40:22.567 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:40:22.567 INFO [stderr] 
Nov 28 11:40:22.567 INFO [stderr] warning: function is never used: `last_block`
Nov 28 11:40:22.567 INFO [stderr]  --> src/mining.rs:5:1
Nov 28 11:40:22.567 INFO [stderr]   |
Nov 28 11:40:22.567 INFO [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Nov 28 11:40:22.567 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:40:22.567 INFO [stderr] 
Nov 28 11:40:23.496 INFO [stderr] warning: unused import: `openssl::sha`
Nov 28 11:40:23.496 INFO [stderr]  --> src/new_block.rs:2:5
Nov 28 11:40:23.496 INFO [stderr]   |
Nov 28 11:40:23.496 INFO [stderr] 2 | use openssl::sha;
Nov 28 11:40:23.496 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 28 11:40:23.496 INFO [stderr]   |
Nov 28 11:40:23.496 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 11:40:23.496 INFO [stderr] 
Nov 28 11:40:23.496 INFO [stderr] warning: unused import: `hex`
Nov 28 11:40:23.496 INFO [stderr]  --> src/new_block.rs:3:5
Nov 28 11:40:23.496 INFO [stderr]   |
Nov 28 11:40:23.496 INFO [stderr] 3 | use hex;
Nov 28 11:40:23.496 INFO [stderr]   |     ^^^
Nov 28 11:40:23.496 INFO [stderr] 
Nov 28 11:40:23.499 INFO [stderr] warning: unused import: `std::error::Error`
Nov 28 11:40:23.499 INFO [stderr]  --> src/validator.rs:1:5
Nov 28 11:40:23.499 INFO [stderr]   |
Nov 28 11:40:23.499 INFO [stderr] 1 | use std::error::Error;
Nov 28 11:40:23.499 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 28 11:40:23.499 INFO [stderr] 
Nov 28 11:40:23.499 INFO [stderr] warning: unused import: `std::ptr::null`
Nov 28 11:40:23.499 INFO [stderr]  --> src/validator.rs:4:5
Nov 28 11:40:23.499 INFO [stderr]   |
Nov 28 11:40:23.499 INFO [stderr] 4 | use std::ptr::null;
Nov 28 11:40:23.499 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 28 11:40:23.499 INFO [stderr] 
Nov 28 11:40:23.499 INFO [stderr] warning: unused import: `seek`
Nov 28 11:40:23.499 INFO [stderr]  --> src/mining.rs:1:5
Nov 28 11:40:23.499 INFO [stderr]   |
Nov 28 11:40:23.499 INFO [stderr] 1 | use seek;
Nov 28 11:40:23.499 INFO [stderr]   |     ^^^^
Nov 28 11:40:23.499 INFO [stderr] 
Nov 28 11:40:23.592 INFO [stderr] warning: unused import: `openssl::sha`
Nov 28 11:40:23.592 INFO [stderr]  --> src/new_block.rs:2:5
Nov 28 11:40:23.592 INFO [stderr]   |
Nov 28 11:40:23.592 INFO [stderr] 2 | use openssl::sha;
Nov 28 11:40:23.592 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 28 11:40:23.592 INFO [stderr]   |
Nov 28 11:40:23.592 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 11:40:23.592 INFO [stderr] 
Nov 28 11:40:23.592 INFO [stderr] warning: unused import: `hex`
Nov 28 11:40:23.592 INFO [stderr]  --> src/new_block.rs:3:5
Nov 28 11:40:23.592 INFO [stderr]   |
Nov 28 11:40:23.592 INFO [stderr] 3 | use hex;
Nov 28 11:40:23.592 INFO [stderr]   |     ^^^
Nov 28 11:40:23.592 INFO [stderr] 
Nov 28 11:40:23.592 INFO [stderr] warning: unused import: `std::error::Error`
Nov 28 11:40:23.592 INFO [stderr]  --> src/validator.rs:1:5
Nov 28 11:40:23.593 INFO [stderr]   |
Nov 28 11:40:23.593 INFO [stderr] 1 | use std::error::Error;
Nov 28 11:40:23.593 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 28 11:40:23.593 INFO [stderr] 
Nov 28 11:40:23.593 INFO [stderr] warning: unused import: `std::ptr::null`
Nov 28 11:40:23.593 INFO [stderr]  --> src/validator.rs:4:5
Nov 28 11:40:23.593 INFO [stderr]   |
Nov 28 11:40:23.593 INFO [stderr] 4 | use std::ptr::null;
Nov 28 11:40:23.593 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 28 11:40:23.593 INFO [stderr] 
Nov 28 11:40:23.593 INFO [stderr] warning: unused import: `seek`
Nov 28 11:40:23.593 INFO [stderr]  --> src/mining.rs:1:5
Nov 28 11:40:23.593 INFO [stderr]   |
Nov 28 11:40:23.593 INFO [stderr] 1 | use seek;
Nov 28 11:40:23.593 INFO [stderr]   |     ^^^^
Nov 28 11:40:23.593 INFO [stderr] 
Nov 28 11:40:23.632 INFO [stderr] warning: unused variable: `nonce`
Nov 28 11:40:23.632 INFO [stderr]   --> src/new_block.rs:18:17
Nov 28 11:40:23.632 INFO [stderr]    |
Nov 28 11:40:23.632 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Nov 28 11:40:23.632 INFO [stderr]    |                 ^^^^^ help: consider using `_nonce` instead
Nov 28 11:40:23.632 INFO [stderr]    |
Nov 28 11:40:23.632 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 11:40:23.632 INFO [stderr] 
Nov 28 11:40:23.632 INFO [stderr] warning: value assigned to `this_record` is never read
Nov 28 11:40:23.632 INFO [stderr]  --> src/validator.rs:9:13
Nov 28 11:40:23.632 INFO [stderr]   |
Nov 28 11:40:23.632 INFO [stderr] 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Nov 28 11:40:23.632 INFO [stderr]   |             ^^^^^^^^^^^
Nov 28 11:40:23.632 INFO [stderr]   |
Nov 28 11:40:23.632 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Nov 28 11:40:23.632 INFO [stderr] 
Nov 28 11:40:23.644 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:40:23.644 INFO [stderr]   --> src/new_block.rs:18:13
Nov 28 11:40:23.644 INFO [stderr]    |
Nov 28 11:40:23.644 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Nov 28 11:40:23.644 INFO [stderr]    |             ----^^^^^
Nov 28 11:40:23.644 INFO [stderr]    |             |
Nov 28 11:40:23.644 INFO [stderr]    |             help: remove this `mut`
Nov 28 11:40:23.644 INFO [stderr]    |
Nov 28 11:40:23.644 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 11:40:23.644 INFO [stderr] 
Nov 28 11:40:23.724 INFO [stderr] warning: unused variable: `nonce`
Nov 28 11:40:23.724 INFO [stderr]   --> src/new_block.rs:18:17
Nov 28 11:40:23.724 INFO [stderr]    |
Nov 28 11:40:23.724 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Nov 28 11:40:23.724 INFO [stderr]    |                 ^^^^^ help: consider using `_nonce` instead
Nov 28 11:40:23.724 INFO [stderr]    |
Nov 28 11:40:23.724 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 11:40:23.724 INFO [stderr] 
Nov 28 11:40:23.724 INFO [stderr] warning: value assigned to `this_record` is never read
Nov 28 11:40:23.724 INFO [stderr]  --> src/validator.rs:9:13
Nov 28 11:40:23.724 INFO [stderr]   |
Nov 28 11:40:23.724 INFO [stderr] 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Nov 28 11:40:23.724 INFO [stderr]   |             ^^^^^^^^^^^
Nov 28 11:40:23.724 INFO [stderr]   |
Nov 28 11:40:23.724 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Nov 28 11:40:23.725 INFO [stderr] 
Nov 28 11:40:23.752 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:40:23.752 INFO [stderr]   --> src/new_block.rs:18:13
Nov 28 11:40:23.752 INFO [stderr]    |
Nov 28 11:40:23.752 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Nov 28 11:40:23.752 INFO [stderr]    |             ----^^^^^
Nov 28 11:40:23.752 INFO [stderr]    |             |
Nov 28 11:40:23.752 INFO [stderr]    |             help: remove this `mut`
Nov 28 11:40:23.752 INFO [stderr]    |
Nov 28 11:40:23.752 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 11:40:23.752 INFO [stderr] 
Nov 28 11:40:23.825 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.96s
Nov 28 11:40:23.835 INFO [stderr] su: No module specific data is present
Nov 28 11:40:24.670 INFO running `"docker" "inspect" "c5e5dffec0c8e293dc04325166401980b7fc92bd48ae4504be317ab1215c5701"`
Nov 28 11:40:24.997 INFO running `"docker" "rm" "-f" "c5e5dffec0c8e293dc04325166401980b7fc92bd48ae4504be317ab1215c5701"`
Nov 28 11:40:25.401 INFO [stdout] c5e5dffec0c8e293dc04325166401980b7fc92bd48ae4504be317ab1215c5701