Dec 14 06:58:23.968 INFO testing PhdTrollSlayer/CrabChain against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 06:58:23.968 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 06:58:24.279 INFO [stdout] 7294436e4fd61031fac7ada8c97f58d58d6ca8d44ae81873e6c3f0efab08c05e
Dec 14 06:58:24.284 INFO running `"docker" "start" "-a" "7294436e4fd61031fac7ada8c97f58d58d6ca8d44ae81873e6c3f0efab08c05e"`
Dec 14 06:58:25.824 INFO [stderr] usermod: no changes
Dec 14 06:58:25.971 INFO [stderr]    Compiling cc v1.0.14
Dec 14 06:58:25.975 INFO [stderr]    Compiling csv v1.0.0
Dec 14 06:58:25.975 INFO [stderr]    Compiling rust-crypto v0.2.36
Dec 14 06:58:31.971 INFO [stderr]    Compiling openssl-sys v0.9.28
Dec 14 06:58:34.811 INFO [stderr]    Compiling openssl v0.10.6
Dec 14 06:58:45.687 INFO [stderr]    Compiling blockchain1 v0.1.0 (/source)
Dec 14 06:58:46.707 INFO [stderr] warning: unused `#[macro_use]` import
Dec 14 06:58:46.707 INFO [stderr]  --> src/lib.rs:5:1
Dec 14 06:58:46.708 INFO [stderr]   |
Dec 14 06:58:46.708 INFO [stderr] 5 | #[macro_use]
Dec 14 06:58:46.708 INFO [stderr]   | ^^^^^^^^^^^^
Dec 14 06:58:46.708 INFO [stderr]   |
Dec 14 06:58:46.709 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 06:58:46.709 INFO [stderr] 
Dec 14 06:58:46.709 INFO [stderr] warning: unused import: `seek`
Dec 14 06:58:46.709 INFO [stderr]  --> src/mining.rs:1:5
Dec 14 06:58:46.709 INFO [stderr]   |
Dec 14 06:58:46.709 INFO [stderr] 1 | use seek;
Dec 14 06:58:46.709 INFO [stderr]   |     ^^^^
Dec 14 06:58:46.711 INFO [stderr] 
Dec 14 06:58:46.775 INFO [stderr] warning: function is never used: `find_last_block_hash`
Dec 14 06:58:46.775 INFO [stderr]  --> src/seek.rs:4:1
Dec 14 06:58:46.775 INFO [stderr]   |
Dec 14 06:58:46.775 INFO [stderr] 4 | pub fn find_last_block_hash() -> String {
Dec 14 06:58:46.775 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 06:58:46.775 INFO [stderr]   |
Dec 14 06:58:46.775 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 06:58:46.775 INFO [stderr] 
Dec 14 06:58:46.775 INFO [stderr] warning: function is never used: `find_last_block_id`
Dec 14 06:58:46.775 INFO [stderr]   --> src/seek.rs:28:1
Dec 14 06:58:46.775 INFO [stderr]    |
Dec 14 06:58:46.775 INFO [stderr] 28 | pub fn find_last_block_id() -> String {
Dec 14 06:58:46.775 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 06:58:46.775 INFO [stderr] 
Dec 14 06:58:46.775 INFO [stderr] warning: function is never used: `last_block`
Dec 14 06:58:46.775 INFO [stderr]  --> src/mining.rs:5:1
Dec 14 06:58:46.775 INFO [stderr]   |
Dec 14 06:58:46.775 INFO [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Dec 14 06:58:46.775 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 06:58:46.775 INFO [stderr] 
Dec 14 06:58:47.751 INFO [stderr] warning: unused import: `openssl::sha`
Dec 14 06:58:47.751 INFO [stderr]  --> src/new_block.rs:2:5
Dec 14 06:58:47.751 INFO [stderr]   |
Dec 14 06:58:47.751 INFO [stderr] 2 | use openssl::sha;
Dec 14 06:58:47.751 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 14 06:58:47.751 INFO [stderr]   |
Dec 14 06:58:47.751 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 06:58:47.751 INFO [stderr] 
Dec 14 06:58:47.751 INFO [stderr] warning: unused import: `hex`
Dec 14 06:58:47.751 INFO [stderr]  --> src/new_block.rs:3:5
Dec 14 06:58:47.751 INFO [stderr]   |
Dec 14 06:58:47.751 INFO [stderr] 3 | use hex;
Dec 14 06:58:47.751 INFO [stderr]   |     ^^^
Dec 14 06:58:47.751 INFO [stderr] 
Dec 14 06:58:47.751 INFO [stderr] warning: unused import: `std::error::Error`
Dec 14 06:58:47.751 INFO [stderr]  --> src/validator.rs:1:5
Dec 14 06:58:47.751 INFO [stderr]   |
Dec 14 06:58:47.751 INFO [stderr] 1 | use std::error::Error;
Dec 14 06:58:47.751 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 14 06:58:47.751 INFO [stderr] 
Dec 14 06:58:47.751 INFO [stderr] warning: unused import: `std::ptr::null`
Dec 14 06:58:47.751 INFO [stderr]  --> src/validator.rs:4:5
Dec 14 06:58:47.751 INFO [stderr]   |
Dec 14 06:58:47.751 INFO [stderr] 4 | use std::ptr::null;
Dec 14 06:58:47.751 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 14 06:58:47.751 INFO [stderr] 
Dec 14 06:58:47.751 INFO [stderr] warning: unused import: `seek`
Dec 14 06:58:47.751 INFO [stderr]  --> src/mining.rs:1:5
Dec 14 06:58:47.751 INFO [stderr]   |
Dec 14 06:58:47.751 INFO [stderr] 1 | use seek;
Dec 14 06:58:47.751 INFO [stderr]   |     ^^^^
Dec 14 06:58:47.751 INFO [stderr] 
Dec 14 06:58:47.887 INFO [stderr] warning: unused variable: `nonce`
Dec 14 06:58:47.887 INFO [stderr]   --> src/new_block.rs:18:17
Dec 14 06:58:47.887 INFO [stderr]    |
Dec 14 06:58:47.887 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 14 06:58:47.887 INFO [stderr]    |                 ^^^^^ help: consider using `_nonce` instead
Dec 14 06:58:47.887 INFO [stderr]    |
Dec 14 06:58:47.887 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 06:58:47.887 INFO [stderr] 
Dec 14 06:58:47.887 INFO [stderr] warning: value assigned to `this_record` is never read
Dec 14 06:58:47.887 INFO [stderr]  --> src/validator.rs:9:13
Dec 14 06:58:47.887 INFO [stderr]   |
Dec 14 06:58:47.887 INFO [stderr] 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Dec 14 06:58:47.887 INFO [stderr]   |             ^^^^^^^^^^^
Dec 14 06:58:47.887 INFO [stderr]   |
Dec 14 06:58:47.887 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 14 06:58:47.887 INFO [stderr] 
Dec 14 06:58:47.899 INFO [stderr] warning: variable does not need to be mutable
Dec 14 06:58:47.899 INFO [stderr]   --> src/new_block.rs:18:13
Dec 14 06:58:47.899 INFO [stderr]    |
Dec 14 06:58:47.899 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 14 06:58:47.899 INFO [stderr]    |             ----^^^^^
Dec 14 06:58:47.899 INFO [stderr]    |             |
Dec 14 06:58:47.899 INFO [stderr]    |             help: remove this `mut`
Dec 14 06:58:47.899 INFO [stderr]    |
Dec 14 06:58:47.899 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 06:58:47.899 INFO [stderr] 
Dec 14 06:58:49.401 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.57s
Dec 14 06:58:49.411 INFO [stderr] su: No module specific data is present
Dec 14 06:58:50.995 INFO running `"docker" "inspect" "7294436e4fd61031fac7ada8c97f58d58d6ca8d44ae81873e6c3f0efab08c05e"`
Dec 14 06:58:51.297 INFO running `"docker" "rm" "-f" "7294436e4fd61031fac7ada8c97f58d58d6ca8d44ae81873e6c3f0efab08c05e"`
Dec 14 06:58:51.715 INFO [stdout] 7294436e4fd61031fac7ada8c97f58d58d6ca8d44ae81873e6c3f0efab08c05e
Dec 14 06:58:51.723 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 06:58:52.196 INFO [stdout] 3ec569a037972de42a74ad07dc94871fa6409fb80f67b67713a6534172439aa2
Dec 14 06:58:52.201 INFO running `"docker" "start" "-a" "3ec569a037972de42a74ad07dc94871fa6409fb80f67b67713a6534172439aa2"`
Dec 14 06:58:53.614 INFO [stderr] usermod: no changes
Dec 14 06:58:53.847 INFO [stderr]    Compiling blockchain1 v0.1.0 (/source)
Dec 14 06:58:55.224 INFO [stderr] warning: unused `#[macro_use]` import
Dec 14 06:58:55.225 INFO [stderr]  --> src/lib.rs:5:1
Dec 14 06:58:55.225 INFO [stderr]   |
Dec 14 06:58:55.225 INFO [stderr] 5 | #[macro_use]
Dec 14 06:58:55.225 INFO [stderr]   | ^^^^^^^^^^^^
Dec 14 06:58:55.226 INFO [stderr]   |
Dec 14 06:58:55.226 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 06:58:55.226 INFO [stderr] 
Dec 14 06:58:55.226 INFO [stderr] warning: unused import: `seek`
Dec 14 06:58:55.226 INFO [stderr]  --> src/mining.rs:1:5
Dec 14 06:58:55.226 INFO [stderr]   |
Dec 14 06:58:55.226 INFO [stderr] 1 | use seek;
Dec 14 06:58:55.226 INFO [stderr]   |     ^^^^
Dec 14 06:58:55.226 INFO [stderr] 
Dec 14 06:58:55.347 INFO [stderr] warning: function is never used: `find_last_block_hash`
Dec 14 06:58:55.347 INFO [stderr]  --> src/seek.rs:4:1
Dec 14 06:58:55.347 INFO [stderr]   |
Dec 14 06:58:55.348 INFO [stderr] 4 | pub fn find_last_block_hash() -> String {
Dec 14 06:58:55.348 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 06:58:55.348 INFO [stderr]   |
Dec 14 06:58:55.349 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 06:58:55.349 INFO [stderr] 
Dec 14 06:58:55.349 INFO [stderr] warning: function is never used: `find_last_block_id`
Dec 14 06:58:55.350 INFO [stderr]   --> src/seek.rs:28:1
Dec 14 06:58:55.350 INFO [stderr]    |
Dec 14 06:58:55.350 INFO [stderr] 28 | pub fn find_last_block_id() -> String {
Dec 14 06:58:55.351 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 06:58:55.351 INFO [stderr] 
Dec 14 06:58:55.351 INFO [stderr] warning: function is never used: `last_block`
Dec 14 06:58:55.352 INFO [stderr]  --> src/mining.rs:5:1
Dec 14 06:58:55.352 INFO [stderr]   |
Dec 14 06:58:55.352 INFO [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Dec 14 06:58:55.352 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 06:58:55.353 INFO [stderr] 
Dec 14 06:58:55.559 INFO [stderr] warning: unused import: `openssl::sha`
Dec 14 06:58:55.559 INFO [stderr]  --> src/new_block.rs:2:5
Dec 14 06:58:55.559 INFO [stderr]   |
Dec 14 06:58:55.559 INFO [stderr] 2 | use openssl::sha;
Dec 14 06:58:55.559 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 14 06:58:55.559 INFO [stderr]   |
Dec 14 06:58:55.559 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 06:58:55.559 INFO [stderr] 
Dec 14 06:58:55.559 INFO [stderr] warning: unused import: `hex`
Dec 14 06:58:55.559 INFO [stderr]  --> src/new_block.rs:3:5
Dec 14 06:58:55.559 INFO [stderr]   |
Dec 14 06:58:55.559 INFO [stderr] 3 | use hex;
Dec 14 06:58:55.559 INFO [stderr]   |     ^^^
Dec 14 06:58:55.559 INFO [stderr] 
Dec 14 06:58:55.559 INFO [stderr] warning: unused import: `std::error::Error`
Dec 14 06:58:55.559 INFO [stderr]  --> src/validator.rs:1:5
Dec 14 06:58:55.559 INFO [stderr]   |
Dec 14 06:58:55.559 INFO [stderr] 1 | use std::error::Error;
Dec 14 06:58:55.559 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 14 06:58:55.559 INFO [stderr] 
Dec 14 06:58:55.559 INFO [stderr] warning: unused import: `std::ptr::null`
Dec 14 06:58:55.559 INFO [stderr]  --> src/validator.rs:4:5
Dec 14 06:58:55.559 INFO [stderr]   |
Dec 14 06:58:55.559 INFO [stderr] 4 | use std::ptr::null;
Dec 14 06:58:55.559 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 14 06:58:55.559 INFO [stderr] 
Dec 14 06:58:55.559 INFO [stderr] warning: unused import: `seek`
Dec 14 06:58:55.559 INFO [stderr]  --> src/mining.rs:1:5
Dec 14 06:58:55.559 INFO [stderr]   |
Dec 14 06:58:55.559 INFO [stderr] 1 | use seek;
Dec 14 06:58:55.559 INFO [stderr]   |     ^^^^
Dec 14 06:58:55.559 INFO [stderr] 
Dec 14 06:58:55.659 INFO [stderr] warning: unused variable: `nonce`
Dec 14 06:58:55.659 INFO [stderr]   --> src/new_block.rs:18:17
Dec 14 06:58:55.659 INFO [stderr]    |
Dec 14 06:58:55.659 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 14 06:58:55.659 INFO [stderr]    |                 ^^^^^ help: consider using `_nonce` instead
Dec 14 06:58:55.659 INFO [stderr]    |
Dec 14 06:58:55.659 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 06:58:55.659 INFO [stderr] 
Dec 14 06:58:55.663 INFO [stderr] warning: value assigned to `this_record` is never read
Dec 14 06:58:55.663 INFO [stderr]  --> src/validator.rs:9:13
Dec 14 06:58:55.663 INFO [stderr]   |
Dec 14 06:58:55.663 INFO [stderr] 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Dec 14 06:58:55.663 INFO [stderr]   |             ^^^^^^^^^^^
Dec 14 06:58:55.663 INFO [stderr]   |
Dec 14 06:58:55.663 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 14 06:58:55.663 INFO [stderr] 
Dec 14 06:58:55.675 INFO [stderr] warning: variable does not need to be mutable
Dec 14 06:58:55.675 INFO [stderr]   --> src/new_block.rs:18:13
Dec 14 06:58:55.675 INFO [stderr]    |
Dec 14 06:58:55.675 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 14 06:58:55.675 INFO [stderr]    |             ----^^^^^
Dec 14 06:58:55.675 INFO [stderr]    |             |
Dec 14 06:58:55.675 INFO [stderr]    |             help: remove this `mut`
Dec 14 06:58:55.675 INFO [stderr]    |
Dec 14 06:58:55.675 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 06:58:55.675 INFO [stderr] 
Dec 14 06:58:56.231 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
Dec 14 06:58:56.243 INFO [stderr] su: No module specific data is present
Dec 14 06:58:57.048 INFO running `"docker" "inspect" "3ec569a037972de42a74ad07dc94871fa6409fb80f67b67713a6534172439aa2"`
Dec 14 06:58:57.328 INFO running `"docker" "rm" "-f" "3ec569a037972de42a74ad07dc94871fa6409fb80f67b67713a6534172439aa2"`
Dec 14 06:58:57.703 INFO [stdout] 3ec569a037972de42a74ad07dc94871fa6409fb80f67b67713a6534172439aa2
Dec 14 06:58:57.705 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 06:58:58.067 INFO [stdout] 6f2f8cab40ecbddba11a652fced436b34efc4938e558b9c2f4769b2b802fed99
Dec 14 06:58:58.073 INFO running `"docker" "start" "-a" "6f2f8cab40ecbddba11a652fced436b34efc4938e558b9c2f4769b2b802fed99"`
Dec 14 06:58:59.479 INFO [stderr] usermod: no changes
Dec 14 06:58:59.610 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
Dec 14 06:58:59.616 INFO [stderr]      Running /target/debug/deps/blockchain1-2282acd0bab66d19
Dec 14 06:58:59.627 INFO [stderr]      Running /target/debug/deps/blockchain1-108aed991dab8224
Dec 14 06:58:59.627 INFO [stdout] 
Dec 14 06:58:59.627 INFO [stdout] running 0 tests
Dec 14 06:58:59.627 INFO [stdout] 
Dec 14 06:58:59.627 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 06:58:59.627 INFO [stdout] 
Dec 14 06:58:59.632 INFO [stdout] 
Dec 14 06:58:59.632 INFO [stdout] running 0 tests
Dec 14 06:58:59.632 INFO [stdout] 
Dec 14 06:58:59.632 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 06:58:59.632 INFO [stdout] 
Dec 14 06:58:59.633 INFO [stderr]    Doc-tests blockchain1
Dec 14 06:59:01.251 INFO [stdout] 
Dec 14 06:59:01.251 INFO [stdout] running 0 tests
Dec 14 06:59:01.251 INFO [stdout] 
Dec 14 06:59:01.251 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 06:59:01.251 INFO [stdout] 
Dec 14 06:59:01.267 INFO [stderr] su: No module specific data is present
Dec 14 06:59:02.215 INFO running `"docker" "inspect" "6f2f8cab40ecbddba11a652fced436b34efc4938e558b9c2f4769b2b802fed99"`
Dec 14 06:59:02.623 INFO running `"docker" "rm" "-f" "6f2f8cab40ecbddba11a652fced436b34efc4938e558b9c2f4769b2b802fed99"`
Dec 14 06:59:02.955 INFO [stdout] 6f2f8cab40ecbddba11a652fced436b34efc4938e558b9c2f4769b2b802fed99