Nov 17 12:43:08.552 INFO testing PhdTrollSlayer/CrabChain against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 12:43:08.553 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 12:43:08.993 INFO [stdout] 3edca3e7a2e976539da914c0ed4055c2d9d2be554f867e7819c646332673a822
Nov 17 12:43:08.995 INFO running `"docker" "start" "-a" "3edca3e7a2e976539da914c0ed4055c2d9d2be554f867e7819c646332673a822"`
Nov 17 12:43:10.144 INFO [stderr] usermod: no changes
Nov 17 12:43:10.261 INFO [stderr]    Compiling openssl v0.10.6
Nov 17 12:43:10.267 INFO [stderr]    Compiling memchr v2.0.1
Nov 17 12:43:11.015 INFO [stderr]    Compiling csv-core v0.1.4
Nov 17 12:43:12.962 INFO [stderr]    Compiling csv v1.0.0
Nov 17 12:43:20.571 INFO [stderr]    Compiling blockchain1 v0.1.0 (/source)
Nov 17 12:43:21.354 INFO [stderr] warning: unused `#[macro_use]` import
Nov 17 12:43:21.354 INFO [stderr]  --> src/lib.rs:5:1
Nov 17 12:43:21.354 INFO [stderr]   |
Nov 17 12:43:21.355 INFO [stderr] 5 | #[macro_use]
Nov 17 12:43:21.355 INFO [stderr]   | ^^^^^^^^^^^^
Nov 17 12:43:21.355 INFO [stderr]   |
Nov 17 12:43:21.355 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 12:43:21.356 INFO [stderr] 
Nov 17 12:43:21.356 INFO [stderr] warning: unused import: `seek`
Nov 17 12:43:21.356 INFO [stderr]  --> src/mining.rs:1:5
Nov 17 12:43:21.357 INFO [stderr]   |
Nov 17 12:43:21.357 INFO [stderr] 1 | use seek;
Nov 17 12:43:21.357 INFO [stderr]   |     ^^^^
Nov 17 12:43:21.358 INFO [stderr] 
Nov 17 12:43:21.426 INFO [stderr] warning: function is never used: `find_last_block_hash`
Nov 17 12:43:21.427 INFO [stderr]  --> src/seek.rs:4:1
Nov 17 12:43:21.427 INFO [stderr]   |
Nov 17 12:43:21.427 INFO [stderr] 4 | pub fn find_last_block_hash() -> String {
Nov 17 12:43:21.427 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:43:21.428 INFO [stderr]   |
Nov 17 12:43:21.428 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 12:43:21.428 INFO [stderr] 
Nov 17 12:43:21.429 INFO [stderr] warning: function is never used: `find_last_block_id`
Nov 17 12:43:21.429 INFO [stderr]   --> src/seek.rs:28:1
Nov 17 12:43:21.429 INFO [stderr]    |
Nov 17 12:43:21.429 INFO [stderr] 28 | pub fn find_last_block_id() -> String {
Nov 17 12:43:21.430 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:43:21.430 INFO [stderr] 
Nov 17 12:43:21.430 INFO [stderr] warning: function is never used: `last_block`
Nov 17 12:43:21.430 INFO [stderr]  --> src/mining.rs:5:1
Nov 17 12:43:21.431 INFO [stderr]   |
Nov 17 12:43:21.431 INFO [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Nov 17 12:43:21.431 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:43:21.431 INFO [stderr] 
Nov 17 12:43:22.228 INFO [stderr] warning: unused import: `openssl::sha`
Nov 17 12:43:22.229 INFO [stderr]  --> src/new_block.rs:2:5
Nov 17 12:43:22.229 INFO [stderr]   |
Nov 17 12:43:22.229 INFO [stderr] 2 | use openssl::sha;
Nov 17 12:43:22.230 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 17 12:43:22.230 INFO [stderr]   |
Nov 17 12:43:22.230 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 12:43:22.231 INFO [stderr] 
Nov 17 12:43:22.231 INFO [stderr] warning: unused import: `hex`
Nov 17 12:43:22.231 INFO [stderr]  --> src/new_block.rs:3:5
Nov 17 12:43:22.232 INFO [stderr]   |
Nov 17 12:43:22.232 INFO [stderr] 3 | use hex;
Nov 17 12:43:22.232 INFO [stderr]   |     ^^^
Nov 17 12:43:22.232 INFO [stderr] 
Nov 17 12:43:22.239 INFO [stderr] warning: unused import: `std::error::Error`
Nov 17 12:43:22.239 INFO [stderr]  --> src/validator.rs:1:5
Nov 17 12:43:22.240 INFO [stderr]   |
Nov 17 12:43:22.240 INFO [stderr] 1 | use std::error::Error;
Nov 17 12:43:22.240 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 17 12:43:22.240 INFO [stderr] 
Nov 17 12:43:22.240 INFO [stderr] warning: unused import: `std::ptr::null`
Nov 17 12:43:22.241 INFO [stderr]  --> src/validator.rs:4:5
Nov 17 12:43:22.241 INFO [stderr]   |
Nov 17 12:43:22.241 INFO [stderr] 4 | use std::ptr::null;
Nov 17 12:43:22.241 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 17 12:43:22.242 INFO [stderr] 
Nov 17 12:43:22.242 INFO [stderr] warning: unused import: `seek`
Nov 17 12:43:22.242 INFO [stderr]  --> src/mining.rs:1:5
Nov 17 12:43:22.242 INFO [stderr]   |
Nov 17 12:43:22.243 INFO [stderr] 1 | use seek;
Nov 17 12:43:22.243 INFO [stderr]   |     ^^^^
Nov 17 12:43:22.243 INFO [stderr] 
Nov 17 12:43:22.331 INFO [stderr] warning: unused variable: `nonce`
Nov 17 12:43:22.332 INFO [stderr]   --> src/new_block.rs:18:17
Nov 17 12:43:22.332 INFO [stderr]    |
Nov 17 12:43:22.332 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Nov 17 12:43:22.333 INFO [stderr]    |                 ^^^^^ help: consider using `_nonce` instead
Nov 17 12:43:22.333 INFO [stderr]    |
Nov 17 12:43:22.333 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 12:43:22.333 INFO [stderr] 
Nov 17 12:43:22.334 INFO [stderr] warning: value assigned to `this_record` is never read
Nov 17 12:43:22.334 INFO [stderr]  --> src/validator.rs:9:13
Nov 17 12:43:22.334 INFO [stderr]   |
Nov 17 12:43:22.334 INFO [stderr] 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Nov 17 12:43:22.335 INFO [stderr]   |             ^^^^^^^^^^^
Nov 17 12:43:22.335 INFO [stderr]   |
Nov 17 12:43:22.335 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Nov 17 12:43:22.336 INFO [stderr] 
Nov 17 12:43:22.336 INFO [stderr] warning: variable does not need to be mutable
Nov 17 12:43:22.336 INFO [stderr]   --> src/new_block.rs:18:13
Nov 17 12:43:22.336 INFO [stderr]    |
Nov 17 12:43:22.337 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Nov 17 12:43:22.337 INFO [stderr]    |             ----^^^^^
Nov 17 12:43:22.337 INFO [stderr]    |             |
Nov 17 12:43:22.337 INFO [stderr]    |             help: remove this `mut`
Nov 17 12:43:22.338 INFO [stderr]    |
Nov 17 12:43:22.338 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 12:43:22.338 INFO [stderr] 
Nov 17 12:43:23.370 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.21s
Nov 17 12:43:23.378 INFO [stderr] su: No module specific data is present
Nov 17 12:43:23.843 INFO running `"docker" "inspect" "3edca3e7a2e976539da914c0ed4055c2d9d2be554f867e7819c646332673a822"`
Nov 17 12:43:24.032 INFO running `"docker" "rm" "-f" "3edca3e7a2e976539da914c0ed4055c2d9d2be554f867e7819c646332673a822"`
Nov 17 12:43:24.195 INFO [stdout] 3edca3e7a2e976539da914c0ed4055c2d9d2be554f867e7819c646332673a822
Nov 17 12:43:24.200 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 12:43:24.516 INFO [stdout] 4eb5a6f504d70fc14d89ec7a15861bff4840e878b3cc3638bfed50ca7874187b
Nov 17 12:43:24.518 INFO running `"docker" "start" "-a" "4eb5a6f504d70fc14d89ec7a15861bff4840e878b3cc3638bfed50ca7874187b"`
Nov 17 12:43:25.821 INFO [stderr] usermod: no changes
Nov 17 12:43:25.936 INFO [stderr]    Compiling blockchain1 v0.1.0 (/source)
Nov 17 12:43:26.715 INFO [stderr] warning: unused `#[macro_use]` import
Nov 17 12:43:26.715 INFO [stderr]  --> src/lib.rs:5:1
Nov 17 12:43:26.715 INFO [stderr]   |
Nov 17 12:43:26.715 INFO [stderr] 5 | #[macro_use]
Nov 17 12:43:26.715 INFO [stderr]   | ^^^^^^^^^^^^
Nov 17 12:43:26.715 INFO [stderr]   |
Nov 17 12:43:26.715 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 12:43:26.715 INFO [stderr] 
Nov 17 12:43:26.715 INFO [stderr] warning: unused import: `seek`
Nov 17 12:43:26.715 INFO [stderr]  --> src/mining.rs:1:5
Nov 17 12:43:26.715 INFO [stderr]   |
Nov 17 12:43:26.715 INFO [stderr] 1 | use seek;
Nov 17 12:43:26.715 INFO [stderr]   |     ^^^^
Nov 17 12:43:26.715 INFO [stderr] 
Nov 17 12:43:26.803 INFO [stderr] warning: function is never used: `find_last_block_hash`
Nov 17 12:43:26.803 INFO [stderr]  --> src/seek.rs:4:1
Nov 17 12:43:26.803 INFO [stderr]   |
Nov 17 12:43:26.803 INFO [stderr] 4 | pub fn find_last_block_hash() -> String {
Nov 17 12:43:26.803 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:43:26.803 INFO [stderr]   |
Nov 17 12:43:26.803 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 12:43:26.803 INFO [stderr] 
Nov 17 12:43:26.803 INFO [stderr] warning: function is never used: `find_last_block_id`
Nov 17 12:43:26.803 INFO [stderr]   --> src/seek.rs:28:1
Nov 17 12:43:26.803 INFO [stderr]    |
Nov 17 12:43:26.803 INFO [stderr] 28 | pub fn find_last_block_id() -> String {
Nov 17 12:43:26.803 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:43:26.803 INFO [stderr] 
Nov 17 12:43:26.803 INFO [stderr] warning: function is never used: `last_block`
Nov 17 12:43:26.803 INFO [stderr]  --> src/mining.rs:5:1
Nov 17 12:43:26.803 INFO [stderr]   |
Nov 17 12:43:26.803 INFO [stderr] 5 | pub fn last_block(prev_hash: String) -> (String, String) {
Nov 17 12:43:26.803 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:43:26.803 INFO [stderr] 
Nov 17 12:43:26.817 INFO [stderr] warning: unused import: `openssl::sha`
Nov 17 12:43:26.817 INFO [stderr]  --> src/new_block.rs:2:5
Nov 17 12:43:26.817 INFO [stderr]   |
Nov 17 12:43:26.817 INFO [stderr] 2 | use openssl::sha;
Nov 17 12:43:26.817 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 17 12:43:26.817 INFO [stderr]   |
Nov 17 12:43:26.817 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 12:43:26.817 INFO [stderr] 
Nov 17 12:43:26.817 INFO [stderr] warning: unused import: `hex`
Nov 17 12:43:26.817 INFO [stderr]  --> src/new_block.rs:3:5
Nov 17 12:43:26.817 INFO [stderr]   |
Nov 17 12:43:26.817 INFO [stderr] 3 | use hex;
Nov 17 12:43:26.817 INFO [stderr]   |     ^^^
Nov 17 12:43:26.817 INFO [stderr] 
Nov 17 12:43:26.817 INFO [stderr] warning: unused import: `std::error::Error`
Nov 17 12:43:26.817 INFO [stderr]  --> src/validator.rs:1:5
Nov 17 12:43:26.817 INFO [stderr]   |
Nov 17 12:43:26.817 INFO [stderr] 1 | use std::error::Error;
Nov 17 12:43:26.817 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 17 12:43:26.817 INFO [stderr] 
Nov 17 12:43:26.817 INFO [stderr] warning: unused import: `std::ptr::null`
Nov 17 12:43:26.817 INFO [stderr]  --> src/validator.rs:4:5
Nov 17 12:43:26.817 INFO [stderr]   |
Nov 17 12:43:26.817 INFO [stderr] 4 | use std::ptr::null;
Nov 17 12:43:26.817 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 17 12:43:26.817 INFO [stderr] 
Nov 17 12:43:26.817 INFO [stderr] warning: unused import: `seek`
Nov 17 12:43:26.817 INFO [stderr]  --> src/mining.rs:1:5
Nov 17 12:43:26.817 INFO [stderr]   |
Nov 17 12:43:26.817 INFO [stderr] 1 | use seek;
Nov 17 12:43:26.818 INFO [stderr]   |     ^^^^
Nov 17 12:43:26.818 INFO [stderr] 
Nov 17 12:43:26.931 INFO [stderr] warning: unused variable: `nonce`
Nov 17 12:43:26.931 INFO [stderr]   --> src/new_block.rs:18:17
Nov 17 12:43:26.932 INFO [stderr]    |
Nov 17 12:43:26.932 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Nov 17 12:43:26.932 INFO [stderr]    |                 ^^^^^ help: consider using `_nonce` instead
Nov 17 12:43:26.932 INFO [stderr]    |
Nov 17 12:43:26.933 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 12:43:26.933 INFO [stderr] 
Nov 17 12:43:26.933 INFO [stderr] warning: value assigned to `this_record` is never read
Nov 17 12:43:26.933 INFO [stderr]  --> src/validator.rs:9:13
Nov 17 12:43:26.933 INFO [stderr]   |
Nov 17 12:43:26.933 INFO [stderr] 9 |     let mut this_record = StringRecord::from(vec!["0", "0", "0", "0", "0"]);
Nov 17 12:43:26.933 INFO [stderr]   |             ^^^^^^^^^^^
Nov 17 12:43:26.933 INFO [stderr]   |
Nov 17 12:43:26.933 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Nov 17 12:43:26.933 INFO [stderr] 
Nov 17 12:43:26.951 INFO [stderr] warning: variable does not need to be mutable
Nov 17 12:43:26.952 INFO [stderr]   --> src/new_block.rs:18:13
Nov 17 12:43:26.952 INFO [stderr]    |
Nov 17 12:43:26.953 INFO [stderr] 18 |         let mut nonce: i64 = 0;
Nov 17 12:43:26.953 INFO [stderr]    |             ----^^^^^
Nov 17 12:43:26.953 INFO [stderr]    |             |
Nov 17 12:43:26.954 INFO [stderr]    |             help: remove this `mut`
Nov 17 12:43:26.954 INFO [stderr]    |
Nov 17 12:43:26.954 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 12:43:26.955 INFO [stderr] 
Nov 17 12:43:27.249 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
Nov 17 12:43:27.255 INFO [stderr] su: No module specific data is present
Nov 17 12:43:27.786 INFO running `"docker" "inspect" "4eb5a6f504d70fc14d89ec7a15861bff4840e878b3cc3638bfed50ca7874187b"`
Nov 17 12:43:27.949 INFO running `"docker" "rm" "-f" "4eb5a6f504d70fc14d89ec7a15861bff4840e878b3cc3638bfed50ca7874187b"`
Nov 17 12:43:28.079 INFO [stdout] 4eb5a6f504d70fc14d89ec7a15861bff4840e878b3cc3638bfed50ca7874187b
Nov 17 12:43:28.084 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 12:43:28.375 INFO [stdout] 7189b3dd4d58ea7234da4f57860350b370afaf42553f9d0bbc5c9685fbdb3473
Nov 17 12:43:28.378 INFO running `"docker" "start" "-a" "7189b3dd4d58ea7234da4f57860350b370afaf42553f9d0bbc5c9685fbdb3473"`
Nov 17 12:43:28.935 INFO [stderr] usermod: no changes
Nov 17 12:43:29.019 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Nov 17 12:43:29.032 INFO [stderr]      Running /target/debug/deps/blockchain1-f8e11a3f4ad30050
Nov 17 12:43:29.044 INFO [stdout] 
Nov 17 12:43:29.044 INFO [stdout] running 0 tests
Nov 17 12:43:29.044 INFO [stdout] 
Nov 17 12:43:29.044 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 12:43:29.044 INFO [stdout] 
Nov 17 12:43:29.046 INFO [stderr]      Running /target/debug/deps/blockchain1-11023fb611a0af8f
Nov 17 12:43:29.048 INFO [stdout] 
Nov 17 12:43:29.049 INFO [stdout] running 0 tests
Nov 17 12:43:29.049 INFO [stdout] 
Nov 17 12:43:29.049 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 12:43:29.049 INFO [stdout] 
Nov 17 12:43:29.049 INFO [stderr]    Doc-tests blockchain1
Nov 17 12:43:30.027 INFO [stdout] 
Nov 17 12:43:30.027 INFO [stdout] running 0 tests
Nov 17 12:43:30.027 INFO [stdout] 
Nov 17 12:43:30.027 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 12:43:30.027 INFO [stdout] 
Nov 17 12:43:30.033 INFO [stderr] su: No module specific data is present
Nov 17 12:43:30.289 INFO running `"docker" "inspect" "7189b3dd4d58ea7234da4f57860350b370afaf42553f9d0bbc5c9685fbdb3473"`
Nov 17 12:43:30.392 INFO running `"docker" "rm" "-f" "7189b3dd4d58ea7234da4f57860350b370afaf42553f9d0bbc5c9685fbdb3473"`
Nov 17 12:43:30.510 INFO [stdout] 7189b3dd4d58ea7234da4f57860350b370afaf42553f9d0bbc5c9685fbdb3473