Dec 06 10:47:47.911 INFO testing PhdTrollSlayer/CrabChain against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 10:47:47.911 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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 06 10:47:48.111 INFO [stdout] d1baeaa5d3112faabb9eb2c74943e4059007a42bd80c0382dcda955b48151546
Dec 06 10:47:48.114 INFO running `"docker" "start" "-a" "d1baeaa5d3112faabb9eb2c74943e4059007a42bd80c0382dcda955b48151546"`
Dec 06 10:47:49.027 INFO [stderr] usermod: no changes
Dec 06 10:47:49.160 INFO [stderr]    Compiling openssl v0.10.6
Dec 06 10:47:49.164 INFO [stderr]    Compiling csv v1.0.0
Dec 06 10:47:55.179 INFO [stderr]    Compiling blockchain1 v0.1.0 (/source)
Dec 06 10:47:55.956 INFO [stderr] warning: unused `#[macro_use]` import
Dec 06 10:47:55.956 INFO [stderr]  --> src/lib.rs:5:1
Dec 06 10:47:55.956 INFO [stderr]   |
Dec 06 10:47:55.956 INFO [stderr] 5 | #[macro_use]
Dec 06 10:47:55.956 INFO [stderr]   | ^^^^^^^^^^^^
Dec 06 10:47:55.956 INFO [stderr]   |
Dec 06 10:47:55.956 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 10:47:55.956 INFO [stderr] 
Dec 06 10:47:55.956 INFO [stderr] warning: unused import: `seek`
Dec 06 10:47:55.956 INFO [stderr]  --> src/mining.rs:1:5
Dec 06 10:47:55.956 INFO [stderr]   |
Dec 06 10:47:55.956 INFO [stderr] 1 | use seek;
Dec 06 10:47:55.956 INFO [stderr]   |     ^^^^
Dec 06 10:47:55.956 INFO [stderr] 
Dec 06 10:47:56.020 INFO [stderr] warning: function is never used: `find_last_block_hash`
Dec 06 10:47:56.020 INFO [stderr]  --> src/seek.rs:4:1
Dec 06 10:47:56.020 INFO [stderr]   |
Dec 06 10:47:56.020 INFO [stderr] 4 | pub fn find_last_block_hash() -> String {
Dec 06 10:47:56.020 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:47:56.020 INFO [stderr]   |
Dec 06 10:47:56.020 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 06 10:47:56.020 INFO [stderr] 
Dec 06 10:47:56.020 INFO [stderr] warning: function is never used: `find_last_block_id`
Dec 06 10:47:56.020 INFO [stderr]   --> src/seek.rs:28:1
Dec 06 10:47:56.020 INFO [stderr]    |
Dec 06 10:47:56.020 INFO [stderr] 28 | pub fn find_last_block_id() -> String {
Dec 06 10:47:56.020 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:47:56.020 INFO [stderr] 
Dec 06 10:47:56.020 INFO [stderr] warning: function is never used: `last_block`
Dec 06 10:47:56.020 INFO [stderr]  --> src/mining.rs:5:1
Dec 06 10:47:56.020 INFO [stderr]   |
Dec 06 10:47:56.020 INFO [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Dec 06 10:47:56.021 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:47:56.021 INFO [stderr] 
Dec 06 10:47:56.904 INFO [stderr] warning: unused import: `openssl::sha`
Dec 06 10:47:56.905 INFO [stderr]  --> src/new_block.rs:2:5
Dec 06 10:47:56.905 INFO [stderr]   |
Dec 06 10:47:56.905 INFO [stderr] 2 | use openssl::sha;
Dec 06 10:47:56.905 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 06 10:47:56.905 INFO [stderr]   |
Dec 06 10:47:56.905 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 10:47:56.905 INFO [stderr] 
Dec 06 10:47:56.905 INFO [stderr] warning: unused import: `hex`
Dec 06 10:47:56.905 INFO [stderr]  --> src/new_block.rs:3:5
Dec 06 10:47:56.905 INFO [stderr]   |
Dec 06 10:47:56.905 INFO [stderr] 3 | use hex;
Dec 06 10:47:56.905 INFO [stderr]   |     ^^^
Dec 06 10:47:56.905 INFO [stderr] 
Dec 06 10:47:56.905 INFO [stderr] warning: unused import: `std::error::Error`
Dec 06 10:47:56.905 INFO [stderr]  --> src/validator.rs:1:5
Dec 06 10:47:56.905 INFO [stderr]   |
Dec 06 10:47:56.905 INFO [stderr] 1 | use std::error::Error;
Dec 06 10:47:56.905 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 06 10:47:56.905 INFO [stderr] 
Dec 06 10:47:56.905 INFO [stderr] warning: unused import: `std::ptr::null`
Dec 06 10:47:56.905 INFO [stderr]  --> src/validator.rs:4:5
Dec 06 10:47:56.905 INFO [stderr]   |
Dec 06 10:47:56.905 INFO [stderr] 4 | use std::ptr::null;
Dec 06 10:47:56.905 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 06 10:47:56.905 INFO [stderr] 
Dec 06 10:47:56.905 INFO [stderr] warning: unused import: `seek`
Dec 06 10:47:56.905 INFO [stderr]  --> src/mining.rs:1:5
Dec 06 10:47:56.905 INFO [stderr]   |
Dec 06 10:47:56.905 INFO [stderr] 1 | use seek;
Dec 06 10:47:56.905 INFO [stderr]   |     ^^^^
Dec 06 10:47:56.905 INFO [stderr] 
Dec 06 10:47:56.998 INFO [stderr] warning: unused variable: `nonce`
Dec 06 10:47:56.998 INFO [stderr]   --> src/new_block.rs:18:17
Dec 06 10:47:56.998 INFO [stderr]    |
Dec 06 10:47:56.998 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 06 10:47:56.998 INFO [stderr]    |                 ^^^^^ help: consider using `_nonce` instead
Dec 06 10:47:56.998 INFO [stderr]    |
Dec 06 10:47:56.998 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 10:47:56.999 INFO [stderr] 
Dec 06 10:47:56.999 INFO [stderr] warning: value assigned to `this_record` is never read
Dec 06 10:47:56.999 INFO [stderr]  --> src/validator.rs:9:13
Dec 06 10:47:56.999 INFO [stderr]   |
Dec 06 10:47:56.999 INFO [stderr] 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Dec 06 10:47:56.999 INFO [stderr]   |             ^^^^^^^^^^^
Dec 06 10:47:56.999 INFO [stderr]   |
Dec 06 10:47:56.999 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 06 10:47:56.999 INFO [stderr] 
Dec 06 10:47:57.009 INFO [stderr] warning: variable does not need to be mutable
Dec 06 10:47:57.009 INFO [stderr]   --> src/new_block.rs:18:13
Dec 06 10:47:57.009 INFO [stderr]    |
Dec 06 10:47:57.009 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 06 10:47:57.009 INFO [stderr]    |             ----^^^^^
Dec 06 10:47:57.009 INFO [stderr]    |             |
Dec 06 10:47:57.009 INFO [stderr]    |             help: remove this `mut`
Dec 06 10:47:57.009 INFO [stderr]    |
Dec 06 10:47:57.009 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 10:47:57.009 INFO [stderr] 
Dec 06 10:47:58.180 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.12s
Dec 06 10:47:58.182 INFO [stderr] su: No module specific data is present
Dec 06 10:47:58.783 INFO running `"docker" "inspect" "d1baeaa5d3112faabb9eb2c74943e4059007a42bd80c0382dcda955b48151546"`
Dec 06 10:47:59.184 INFO running `"docker" "rm" "-f" "d1baeaa5d3112faabb9eb2c74943e4059007a42bd80c0382dcda955b48151546"`
Dec 06 10:47:59.492 INFO [stdout] d1baeaa5d3112faabb9eb2c74943e4059007a42bd80c0382dcda955b48151546
Dec 06 10:47:59.494 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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 06 10:47:59.951 INFO [stdout] 89f324cfa7cbf5280ed1f93c97bf7cf459c7c47f364a5f5e64c46eafcf303565
Dec 06 10:47:59.953 INFO running `"docker" "start" "-a" "89f324cfa7cbf5280ed1f93c97bf7cf459c7c47f364a5f5e64c46eafcf303565"`
Dec 06 10:48:01.182 INFO [stderr] usermod: no changes
Dec 06 10:48:01.324 INFO [stderr]    Compiling blockchain1 v0.1.0 (/source)
Dec 06 10:48:02.424 INFO [stderr] warning: unused import: `openssl::sha`
Dec 06 10:48:02.424 INFO [stderr]  --> src/new_block.rs:2:5
Dec 06 10:48:02.424 INFO [stderr]   |
Dec 06 10:48:02.424 INFO [stderr] 2 | use openssl::sha;
Dec 06 10:48:02.424 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 06 10:48:02.424 INFO [stderr]   |
Dec 06 10:48:02.424 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 10:48:02.424 INFO [stderr] 
Dec 06 10:48:02.424 INFO [stderr] warning: unused import: `hex`
Dec 06 10:48:02.424 INFO [stderr]  --> src/new_block.rs:3:5
Dec 06 10:48:02.424 INFO [stderr]   |
Dec 06 10:48:02.424 INFO [stderr] 3 | use hex;
Dec 06 10:48:02.424 INFO [stderr]   |     ^^^
Dec 06 10:48:02.424 INFO [stderr] 
Dec 06 10:48:02.424 INFO [stderr] warning: unused import: `std::error::Error`
Dec 06 10:48:02.424 INFO [stderr]  --> src/validator.rs:1:5
Dec 06 10:48:02.424 INFO [stderr]   |
Dec 06 10:48:02.424 INFO [stderr] 1 | use std::error::Error;
Dec 06 10:48:02.424 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 06 10:48:02.424 INFO [stderr] 
Dec 06 10:48:02.424 INFO [stderr] warning: unused import: `std::ptr::null`
Dec 06 10:48:02.424 INFO [stderr]  --> src/validator.rs:4:5
Dec 06 10:48:02.424 INFO [stderr]   |
Dec 06 10:48:02.424 INFO [stderr] 4 | use std::ptr::null;
Dec 06 10:48:02.424 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 06 10:48:02.424 INFO [stderr] 
Dec 06 10:48:02.424 INFO [stderr] warning: unused import: `seek`
Dec 06 10:48:02.424 INFO [stderr]  --> src/mining.rs:1:5
Dec 06 10:48:02.424 INFO [stderr]   |
Dec 06 10:48:02.424 INFO [stderr] 1 | use seek;
Dec 06 10:48:02.424 INFO [stderr]   |     ^^^^
Dec 06 10:48:02.424 INFO [stderr] 
Dec 06 10:48:02.508 INFO [stderr] warning: unused variable: `nonce`
Dec 06 10:48:02.508 INFO [stderr]   --> src/new_block.rs:18:17
Dec 06 10:48:02.508 INFO [stderr]    |
Dec 06 10:48:02.508 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 06 10:48:02.508 INFO [stderr]    |                 ^^^^^ help: consider using `_nonce` instead
Dec 06 10:48:02.508 INFO [stderr]    |
Dec 06 10:48:02.508 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 10:48:02.508 INFO [stderr] 
Dec 06 10:48:02.508 INFO [stderr] warning: value assigned to `this_record` is never read
Dec 06 10:48:02.508 INFO [stderr]  --> src/validator.rs:9:13
Dec 06 10:48:02.508 INFO [stderr]   |
Dec 06 10:48:02.508 INFO [stderr] 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Dec 06 10:48:02.508 INFO [stderr]   |             ^^^^^^^^^^^
Dec 06 10:48:02.508 INFO [stderr]   |
Dec 06 10:48:02.508 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 06 10:48:02.508 INFO [stderr] 
Dec 06 10:48:02.508 INFO [stderr] warning: variable does not need to be mutable
Dec 06 10:48:02.508 INFO [stderr]   --> src/new_block.rs:18:13
Dec 06 10:48:02.508 INFO [stderr]    |
Dec 06 10:48:02.508 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 06 10:48:02.508 INFO [stderr]    |             ----^^^^^
Dec 06 10:48:02.508 INFO [stderr]    |             |
Dec 06 10:48:02.508 INFO [stderr]    |             help: remove this `mut`
Dec 06 10:48:02.508 INFO [stderr]    |
Dec 06 10:48:02.516 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 10:48:02.516 INFO [stderr] 
Dec 06 10:48:02.664 INFO [stderr] warning: unused `#[macro_use]` import
Dec 06 10:48:02.664 INFO [stderr]  --> src/lib.rs:5:1
Dec 06 10:48:02.664 INFO [stderr]   |
Dec 06 10:48:02.664 INFO [stderr] 5 | #[macro_use]
Dec 06 10:48:02.664 INFO [stderr]   | ^^^^^^^^^^^^
Dec 06 10:48:02.664 INFO [stderr]   |
Dec 06 10:48:02.664 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 10:48:02.664 INFO [stderr] 
Dec 06 10:48:02.664 INFO [stderr] warning: unused import: `seek`
Dec 06 10:48:02.664 INFO [stderr]  --> src/mining.rs:1:5
Dec 06 10:48:02.664 INFO [stderr]   |
Dec 06 10:48:02.664 INFO [stderr] 1 | use seek;
Dec 06 10:48:02.664 INFO [stderr]   |     ^^^^
Dec 06 10:48:02.664 INFO [stderr] 
Dec 06 10:48:02.756 INFO [stderr] warning: function is never used: `find_last_block_hash`
Dec 06 10:48:02.756 INFO [stderr]  --> src/seek.rs:4:1
Dec 06 10:48:02.756 INFO [stderr]   |
Dec 06 10:48:02.756 INFO [stderr] 4 | pub fn find_last_block_hash() -> String {
Dec 06 10:48:02.756 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:48:02.756 INFO [stderr]   |
Dec 06 10:48:02.756 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 06 10:48:02.756 INFO [stderr] 
Dec 06 10:48:02.756 INFO [stderr] warning: function is never used: `find_last_block_id`
Dec 06 10:48:02.756 INFO [stderr]   --> src/seek.rs:28:1
Dec 06 10:48:02.756 INFO [stderr]    |
Dec 06 10:48:02.756 INFO [stderr] 28 | pub fn find_last_block_id() -> String {
Dec 06 10:48:02.756 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:48:02.756 INFO [stderr] 
Dec 06 10:48:02.756 INFO [stderr] warning: function is never used: `last_block`
Dec 06 10:48:02.756 INFO [stderr]  --> src/mining.rs:5:1
Dec 06 10:48:02.756 INFO [stderr]   |
Dec 06 10:48:02.756 INFO [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Dec 06 10:48:02.757 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:48:02.757 INFO [stderr] 
Dec 06 10:48:03.128 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
Dec 06 10:48:03.136 INFO [stderr] su: No module specific data is present
Dec 06 10:48:04.089 INFO running `"docker" "inspect" "89f324cfa7cbf5280ed1f93c97bf7cf459c7c47f364a5f5e64c46eafcf303565"`
Dec 06 10:48:04.496 INFO running `"docker" "rm" "-f" "89f324cfa7cbf5280ed1f93c97bf7cf459c7c47f364a5f5e64c46eafcf303565"`
Dec 06 10:48:04.851 INFO [stdout] 89f324cfa7cbf5280ed1f93c97bf7cf459c7c47f364a5f5e64c46eafcf303565
Dec 06 10:48:04.856 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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 06 10:48:05.320 INFO [stdout] eaab5a4f72475ed549a123892342e8528eb0fc2d209900223f3fbfcbcde33483
Dec 06 10:48:05.328 INFO running `"docker" "start" "-a" "eaab5a4f72475ed549a123892342e8528eb0fc2d209900223f3fbfcbcde33483"`
Dec 06 10:48:06.600 INFO [stderr] usermod: no changes
Dec 06 10:48:06.718 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
Dec 06 10:48:06.740 INFO [stderr]      Running /target/debug/deps/blockchain1-77066758a1fb2001
Dec 06 10:48:06.740 INFO [stdout] 
Dec 06 10:48:06.740 INFO [stderr]      Running /target/debug/deps/blockchain1-7dd1332705968cb5
Dec 06 10:48:06.740 INFO [stdout] running 0 tests
Dec 06 10:48:06.740 INFO [stdout] 
Dec 06 10:48:06.740 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 10:48:06.740 INFO [stdout] 
Dec 06 10:48:06.746 INFO [stdout] 
Dec 06 10:48:06.746 INFO [stdout] running 0 tests
Dec 06 10:48:06.746 INFO [stdout] 
Dec 06 10:48:06.746 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 10:48:06.746 INFO [stdout] 
Dec 06 10:48:06.748 INFO [stderr]    Doc-tests blockchain1
Dec 06 10:48:08.184 INFO [stderr] su: No module specific data is present
Dec 06 10:48:08.184 INFO [stdout] 
Dec 06 10:48:08.184 INFO [stdout] running 0 tests
Dec 06 10:48:08.184 INFO [stdout] 
Dec 06 10:48:08.184 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 10:48:08.184 INFO [stdout] 
Dec 06 10:48:09.184 INFO running `"docker" "inspect" "eaab5a4f72475ed549a123892342e8528eb0fc2d209900223f3fbfcbcde33483"`
Dec 06 10:48:09.522 INFO running `"docker" "rm" "-f" "eaab5a4f72475ed549a123892342e8528eb0fc2d209900223f3fbfcbcde33483"`
Dec 06 10:48:09.848 INFO [stdout] eaab5a4f72475ed549a123892342e8528eb0fc2d209900223f3fbfcbcde33483