Dec 06 10:47:47.806 INFO testing PhdTrollSlayer/CrabChain against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 10:47:47.806 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 10:47:48.061 INFO [stdout] 029329d268b04cec76b0e63519e36b7c94d24c39c1ad709a219389c065235491
Dec 06 10:47:48.066 INFO running `"docker" "start" "-a" "029329d268b04cec76b0e63519e36b7c94d24c39c1ad709a219389c065235491"`
Dec 06 10:47:49.086 INFO [stderr] usermod: no changes
Dec 06 10:47:49.228 INFO [stderr]    Compiling openssl v0.10.6
Dec 06 10:47:49.230 INFO [stderr]    Compiling csv v1.0.0
Dec 06 10:47:56.564 INFO [stderr]    Compiling blockchain1 v0.1.0 (/source)
Dec 06 10:47:57.484 INFO [stderr] warning: unused `#[macro_use]` import
Dec 06 10:47:57.484 INFO [stderr]  --> src/lib.rs:5:1
Dec 06 10:47:57.484 INFO [stderr]   |
Dec 06 10:47:57.484 INFO [stderr] 5 | #[macro_use]
Dec 06 10:47:57.484 INFO [stderr]   | ^^^^^^^^^^^^
Dec 06 10:47:57.484 INFO [stderr]   |
Dec 06 10:47:57.484 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 10:47:57.484 INFO [stderr] 
Dec 06 10:47:57.484 INFO [stderr] warning: unused import: `seek`
Dec 06 10:47:57.484 INFO [stderr]  --> src/mining.rs:1:5
Dec 06 10:47:57.484 INFO [stderr]   |
Dec 06 10:47:57.484 INFO [stderr] 1 | use seek;
Dec 06 10:47:57.484 INFO [stderr]   |     ^^^^
Dec 06 10:47:57.484 INFO [stderr] 
Dec 06 10:47:57.560 INFO [stderr] warning: function is never used: `find_last_block_hash`
Dec 06 10:47:57.560 INFO [stderr]  --> src/seek.rs:4:1
Dec 06 10:47:57.560 INFO [stderr]   |
Dec 06 10:47:57.560 INFO [stderr] 4 | pub fn find_last_block_hash() -> String {
Dec 06 10:47:57.560 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:47:57.560 INFO [stderr]   |
Dec 06 10:47:57.560 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 06 10:47:57.560 INFO [stderr] 
Dec 06 10:47:57.560 INFO [stderr] warning: function is never used: `find_last_block_id`
Dec 06 10:47:57.560 INFO [stderr]   --> src/seek.rs:28:1
Dec 06 10:47:57.560 INFO [stderr]    |
Dec 06 10:47:57.560 INFO [stderr] 28 | pub fn find_last_block_id() -> String {
Dec 06 10:47:57.560 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:47:57.560 INFO [stderr] 
Dec 06 10:47:57.560 INFO [stderr] warning: function is never used: `last_block`
Dec 06 10:47:57.560 INFO [stderr]  --> src/mining.rs:5:1
Dec 06 10:47:57.560 INFO [stderr]   |
Dec 06 10:47:57.560 INFO [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Dec 06 10:47:57.560 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:47:57.560 INFO [stderr] 
Dec 06 10:47:58.648 INFO [stderr] warning: unused import: `openssl::sha`
Dec 06 10:47:58.648 INFO [stderr]  --> src/new_block.rs:2:5
Dec 06 10:47:58.648 INFO [stderr]   |
Dec 06 10:47:58.648 INFO [stderr] 2 | use openssl::sha;
Dec 06 10:47:58.648 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 06 10:47:58.648 INFO [stderr]   |
Dec 06 10:47:58.648 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 10:47:58.648 INFO [stderr] 
Dec 06 10:47:58.648 INFO [stderr] warning: unused import: `hex`
Dec 06 10:47:58.648 INFO [stderr]  --> src/new_block.rs:3:5
Dec 06 10:47:58.648 INFO [stderr]   |
Dec 06 10:47:58.648 INFO [stderr] 3 | use hex;
Dec 06 10:47:58.648 INFO [stderr]   |     ^^^
Dec 06 10:47:58.648 INFO [stderr] 
Dec 06 10:47:58.648 INFO [stderr] warning: unused import: `std::error::Error`
Dec 06 10:47:58.648 INFO [stderr]  --> src/validator.rs:1:5
Dec 06 10:47:58.648 INFO [stderr]   |
Dec 06 10:47:58.648 INFO [stderr] 1 | use std::error::Error;
Dec 06 10:47:58.648 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 06 10:47:58.648 INFO [stderr] 
Dec 06 10:47:58.648 INFO [stderr] warning: unused import: `std::ptr::null`
Dec 06 10:47:58.649 INFO [stderr]  --> src/validator.rs:4:5
Dec 06 10:47:58.649 INFO [stderr]   |
Dec 06 10:47:58.649 INFO [stderr] 4 | use std::ptr::null;
Dec 06 10:47:58.649 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 06 10:47:58.649 INFO [stderr] 
Dec 06 10:47:58.649 INFO [stderr] warning: unused import: `seek`
Dec 06 10:47:58.649 INFO [stderr]  --> src/mining.rs:1:5
Dec 06 10:47:58.649 INFO [stderr]   |
Dec 06 10:47:58.649 INFO [stderr] 1 | use seek;
Dec 06 10:47:58.649 INFO [stderr]   |     ^^^^
Dec 06 10:47:58.649 INFO [stderr] 
Dec 06 10:47:58.742 INFO [stderr] warning: unused variable: `nonce`
Dec 06 10:47:58.742 INFO [stderr]   --> src/new_block.rs:18:17
Dec 06 10:47:58.742 INFO [stderr]    |
Dec 06 10:47:58.742 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 06 10:47:58.742 INFO [stderr]    |                 ^^^^^ help: consider using `_nonce` instead
Dec 06 10:47:58.742 INFO [stderr]    |
Dec 06 10:47:58.742 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 10:47:58.742 INFO [stderr] 
Dec 06 10:47:58.742 INFO [stderr] warning: value assigned to `this_record` is never read
Dec 06 10:47:58.742 INFO [stderr]  --> src/validator.rs:9:13
Dec 06 10:47:58.742 INFO [stderr]   |
Dec 06 10:47:58.742 INFO [stderr] 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Dec 06 10:47:58.742 INFO [stderr]   |             ^^^^^^^^^^^
Dec 06 10:47:58.742 INFO [stderr]   |
Dec 06 10:47:58.742 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 06 10:47:58.742 INFO [stderr] 
Dec 06 10:47:58.752 INFO [stderr] warning: variable does not need to be mutable
Dec 06 10:47:58.752 INFO [stderr]   --> src/new_block.rs:18:13
Dec 06 10:47:58.752 INFO [stderr]    |
Dec 06 10:47:58.752 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 06 10:47:58.755 INFO [stderr]    |             ----^^^^^
Dec 06 10:47:58.755 INFO [stderr]    |             |
Dec 06 10:47:58.755 INFO [stderr]    |             help: remove this `mut`
Dec 06 10:47:58.755 INFO [stderr]    |
Dec 06 10:47:58.755 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 10:47:58.755 INFO [stderr] 
Dec 06 10:47:59.938 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.82s
Dec 06 10:47:59.949 INFO [stderr] su: No module specific data is present
Dec 06 10:48:00.705 INFO running `"docker" "inspect" "029329d268b04cec76b0e63519e36b7c94d24c39c1ad709a219389c065235491"`
Dec 06 10:48:00.960 INFO running `"docker" "rm" "-f" "029329d268b04cec76b0e63519e36b7c94d24c39c1ad709a219389c065235491"`
Dec 06 10:48:01.209 INFO [stdout] 029329d268b04cec76b0e63519e36b7c94d24c39c1ad709a219389c065235491
Dec 06 10:48:01.216 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 10:48:01.677 INFO [stdout] faeecc1203ae3bba392481a36e7045a010d22e523b66ce4658aa4fe51210f8ca
Dec 06 10:48:01.688 INFO running `"docker" "start" "-a" "faeecc1203ae3bba392481a36e7045a010d22e523b66ce4658aa4fe51210f8ca"`
Dec 06 10:48:03.220 INFO [stderr] usermod: no changes
Dec 06 10:48:03.404 INFO [stderr]    Compiling blockchain1 v0.1.0 (/source)
Dec 06 10:48:04.952 INFO [stderr] warning: unused `#[macro_use]` import
Dec 06 10:48:04.952 INFO [stderr]  --> src/lib.rs:5:1
Dec 06 10:48:04.952 INFO [stderr]   |
Dec 06 10:48:04.952 INFO [stderr] 5 | #[macro_use]
Dec 06 10:48:04.952 INFO [stderr]   | ^^^^^^^^^^^^
Dec 06 10:48:04.952 INFO [stderr]   |
Dec 06 10:48:04.952 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 10:48:04.952 INFO [stderr] 
Dec 06 10:48:04.956 INFO [stderr] warning: unused import: `seek`
Dec 06 10:48:04.956 INFO [stderr]  --> src/mining.rs:1:5
Dec 06 10:48:04.956 INFO [stderr]   |
Dec 06 10:48:04.956 INFO [stderr] 1 | use seek;
Dec 06 10:48:04.956 INFO [stderr]   |     ^^^^
Dec 06 10:48:04.956 INFO [stderr] 
Dec 06 10:48:05.020 INFO [stderr] warning: unused import: `openssl::sha`
Dec 06 10:48:05.020 INFO [stderr]  --> src/new_block.rs:2:5
Dec 06 10:48:05.020 INFO [stderr]   |
Dec 06 10:48:05.020 INFO [stderr] 2 | use openssl::sha;
Dec 06 10:48:05.020 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 06 10:48:05.020 INFO [stderr]   |
Dec 06 10:48:05.020 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 10:48:05.020 INFO [stderr] 
Dec 06 10:48:05.020 INFO [stderr] warning: unused import: `hex`
Dec 06 10:48:05.020 INFO [stderr]  --> src/new_block.rs:3:5
Dec 06 10:48:05.020 INFO [stderr]   |
Dec 06 10:48:05.020 INFO [stderr] 3 | use hex;
Dec 06 10:48:05.020 INFO [stderr]   |     ^^^
Dec 06 10:48:05.020 INFO [stderr] 
Dec 06 10:48:05.020 INFO [stderr] warning: unused import: `std::error::Error`
Dec 06 10:48:05.020 INFO [stderr]  --> src/validator.rs:1:5
Dec 06 10:48:05.020 INFO [stderr]   |
Dec 06 10:48:05.020 INFO [stderr] 1 | use std::error::Error;
Dec 06 10:48:05.021 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 06 10:48:05.021 INFO [stderr] 
Dec 06 10:48:05.021 INFO [stderr] warning: unused import: `std::ptr::null`
Dec 06 10:48:05.021 INFO [stderr]  --> src/validator.rs:4:5
Dec 06 10:48:05.021 INFO [stderr]   |
Dec 06 10:48:05.021 INFO [stderr] 4 | use std::ptr::null;
Dec 06 10:48:05.021 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 06 10:48:05.021 INFO [stderr] 
Dec 06 10:48:05.021 INFO [stderr] warning: unused import: `seek`
Dec 06 10:48:05.021 INFO [stderr]  --> src/mining.rs:1:5
Dec 06 10:48:05.021 INFO [stderr]   |
Dec 06 10:48:05.021 INFO [stderr] 1 | use seek;
Dec 06 10:48:05.021 INFO [stderr]   |     ^^^^
Dec 06 10:48:05.021 INFO [stderr] 
Dec 06 10:48:05.068 INFO [stderr] warning: function is never used: `find_last_block_hash`
Dec 06 10:48:05.068 INFO [stderr]  --> src/seek.rs:4:1
Dec 06 10:48:05.068 INFO [stderr]   |
Dec 06 10:48:05.068 INFO [stderr] 4 | pub fn find_last_block_hash() -> String {
Dec 06 10:48:05.068 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:48:05.068 INFO [stderr]   |
Dec 06 10:48:05.068 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 06 10:48:05.068 INFO [stderr] 
Dec 06 10:48:05.068 INFO [stderr] warning: function is never used: `find_last_block_id`
Dec 06 10:48:05.068 INFO [stderr]   --> src/seek.rs:28:1
Dec 06 10:48:05.068 INFO [stderr]    |
Dec 06 10:48:05.068 INFO [stderr] 28 | pub fn find_last_block_id() -> String {
Dec 06 10:48:05.068 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:48:05.068 INFO [stderr] 
Dec 06 10:48:05.068 INFO [stderr] warning: function is never used: `last_block`
Dec 06 10:48:05.068 INFO [stderr]  --> src/mining.rs:5:1
Dec 06 10:48:05.068 INFO [stderr]   |
Dec 06 10:48:05.068 INFO [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Dec 06 10:48:05.068 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:48:05.068 INFO [stderr] 
Dec 06 10:48:05.140 INFO [stderr] warning: unused variable: `nonce`
Dec 06 10:48:05.140 INFO [stderr]   --> src/new_block.rs:18:17
Dec 06 10:48:05.140 INFO [stderr]    |
Dec 06 10:48:05.140 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 06 10:48:05.140 INFO [stderr]    |                 ^^^^^ help: consider using `_nonce` instead
Dec 06 10:48:05.140 INFO [stderr]    |
Dec 06 10:48:05.140 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 10:48:05.140 INFO [stderr] 
Dec 06 10:48:05.140 INFO [stderr] warning: value assigned to `this_record` is never read
Dec 06 10:48:05.140 INFO [stderr]  --> src/validator.rs:9:13
Dec 06 10:48:05.140 INFO [stderr]   |
Dec 06 10:48:05.140 INFO [stderr] 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Dec 06 10:48:05.140 INFO [stderr]   |             ^^^^^^^^^^^
Dec 06 10:48:05.140 INFO [stderr]   |
Dec 06 10:48:05.140 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 06 10:48:05.140 INFO [stderr] 
Dec 06 10:48:05.164 INFO [stderr] warning: variable does not need to be mutable
Dec 06 10:48:05.164 INFO [stderr]   --> src/new_block.rs:18:13
Dec 06 10:48:05.164 INFO [stderr]    |
Dec 06 10:48:05.164 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Dec 06 10:48:05.164 INFO [stderr]    |             ----^^^^^
Dec 06 10:48:05.164 INFO [stderr]    |             |
Dec 06 10:48:05.164 INFO [stderr]    |             help: remove this `mut`
Dec 06 10:48:05.164 INFO [stderr]    |
Dec 06 10:48:05.164 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 10:48:05.164 INFO [stderr] 
Dec 06 10:48:05.732 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.48s
Dec 06 10:48:05.732 INFO [stderr] su: No module specific data is present
Dec 06 10:48:06.570 INFO running `"docker" "inspect" "faeecc1203ae3bba392481a36e7045a010d22e523b66ce4658aa4fe51210f8ca"`
Dec 06 10:48:06.950 INFO running `"docker" "rm" "-f" "faeecc1203ae3bba392481a36e7045a010d22e523b66ce4658aa4fe51210f8ca"`
Dec 06 10:48:07.248 INFO [stdout] faeecc1203ae3bba392481a36e7045a010d22e523b66ce4658aa4fe51210f8ca
Dec 06 10:48:07.254 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 10:48:07.805 INFO [stdout] 0a356ce77f655332355563ccdee0d3d92707bb854e6902dd3eba66954faf0a48
Dec 06 10:48:07.807 INFO running `"docker" "start" "-a" "0a356ce77f655332355563ccdee0d3d92707bb854e6902dd3eba66954faf0a48"`
Dec 06 10:48:09.196 INFO [stderr] usermod: no changes
Dec 06 10:48:09.373 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
Dec 06 10:48:09.380 INFO [stderr]      Running /target/debug/deps/blockchain1-4b57f922f9332dc6
Dec 06 10:48:09.386 INFO [stdout] 
Dec 06 10:48:09.386 INFO [stdout] running 0 tests
Dec 06 10:48:09.386 INFO [stdout] 
Dec 06 10:48:09.386 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 10:48:09.386 INFO [stdout] 
Dec 06 10:48:09.387 INFO [stderr]      Running /target/debug/deps/blockchain1-9af9b89a6f51a82f
Dec 06 10:48:09.398 INFO [stdout] 
Dec 06 10:48:09.398 INFO [stdout] running 0 tests
Dec 06 10:48:09.398 INFO [stdout] 
Dec 06 10:48:09.398 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 10:48:09.398 INFO [stdout] 
Dec 06 10:48:09.399 INFO [stderr]    Doc-tests blockchain1
Dec 06 10:48:10.984 INFO [stdout] 
Dec 06 10:48:10.984 INFO [stdout] running 0 tests
Dec 06 10:48:10.984 INFO [stdout] 
Dec 06 10:48:10.984 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 10:48:10.984 INFO [stdout] 
Dec 06 10:48:10.991 INFO [stderr] su: No module specific data is present
Dec 06 10:48:11.763 INFO running `"docker" "inspect" "0a356ce77f655332355563ccdee0d3d92707bb854e6902dd3eba66954faf0a48"`
Dec 06 10:48:12.048 INFO running `"docker" "rm" "-f" "0a356ce77f655332355563ccdee0d3d92707bb854e6902dd3eba66954faf0a48"`
Dec 06 10:48:12.464 INFO [stdout] 0a356ce77f655332355563ccdee0d3d92707bb854e6902dd3eba66954faf0a48