Dec 12 21:28:59.007 INFO testing werner/firstcoin against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 12 21:28:59.007 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 21:28:59.699 INFO [stdout] acc2a178682967b3d3a93f62fc938773941437cef9f41851c1029278ea0ccdab
Dec 12 21:28:59.707 INFO running `"docker" "start" "-a" "acc2a178682967b3d3a93f62fc938773941437cef9f41851c1029278ea0ccdab"`
Dec 12 21:29:01.299 INFO [stderr] usermod: no changes
Dec 12 21:29:01.403 INFO [stderr]    Compiling rand v0.4.2
Dec 12 21:29:01.403 INFO [stderr]    Compiling num_cpus v1.8.0
Dec 12 21:29:01.411 INFO [stderr]    Compiling itertools v0.5.10
Dec 12 21:29:06.740 INFO [stderr]    Compiling rand v0.3.22
Dec 12 21:29:07.035 INFO [stderr]    Compiling rayon-core v1.3.0
Dec 12 21:29:07.040 INFO [stderr]    Compiling parity-wordlist v1.2.0
Dec 12 21:29:10.952 INFO [stderr]    Compiling rayon v0.8.2
Dec 12 21:29:13.757 INFO [stderr]    Compiling ring v0.12.1
Dec 12 21:29:23.503 INFO [stderr]    Compiling firstcoin v0.1.0 (/source)
Dec 12 21:29:23.691 INFO [stderr] warning: unused imports: `digest`, `signature`
Dec 12 21:29:23.691 INFO [stderr]  --> src/wallet.rs:2:12
Dec 12 21:29:23.691 INFO [stderr]   |
Dec 12 21:29:23.691 INFO [stderr] 2 | use ring::{digest, signature, rand, agreement};
Dec 12 21:29:23.691 INFO [stderr]   |            ^^^^^^  ^^^^^^^^^
Dec 12 21:29:23.691 INFO [stderr]   |
Dec 12 21:29:23.691 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 21:29:23.691 INFO [stderr] 
Dec 12 21:29:23.835 INFO [stderr] warning: function is never used: `generate_hash`
Dec 12 21:29:23.835 INFO [stderr]  --> src/string_utils.rs:9:1
Dec 12 21:29:23.835 INFO [stderr]   |
Dec 12 21:29:23.835 INFO [stderr] 9 | pub fn generate_hash() -> String {
Dec 12 21:29:23.836 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:23.836 INFO [stderr]   |
Dec 12 21:29:23.836 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 21:29:23.836 INFO [stderr] 
Dec 12 21:29:23.837 INFO [stderr] warning: struct is never constructed: `Wallet`
Dec 12 21:29:23.837 INFO [stderr]  --> src/wallet.rs:4:1
Dec 12 21:29:23.837 INFO [stderr]   |
Dec 12 21:29:23.838 INFO [stderr] 4 | pub struct Wallet {
Dec 12 21:29:23.838 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 12 21:29:23.838 INFO [stderr] 
Dec 12 21:29:23.838 INFO [stderr] warning: method is never used: `new`
Dec 12 21:29:23.839 INFO [stderr]   --> src/wallet.rs:10:3
Dec 12 21:29:23.839 INFO [stderr]    |
Dec 12 21:29:23.839 INFO [stderr] 10 |   pub fn new() -> Wallet {
Dec 12 21:29:23.839 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:23.839 INFO [stderr] 
Dec 12 21:29:23.840 INFO [stderr] warning: method is never used: `generate_keys`
Dec 12 21:29:23.840 INFO [stderr]   --> src/wallet.rs:17:3
Dec 12 21:29:23.840 INFO [stderr]    |
Dec 12 21:29:23.840 INFO [stderr] 17 |   pub fn generate_keys(&mut self) -> &Wallet {
Dec 12 21:29:23.841 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:23.841 INFO [stderr] 
Dec 12 21:29:23.841 INFO [stderr] warning: type alias is never used: `PublicKey`
Dec 12 21:29:23.841 INFO [stderr]  --> src/transaction.rs:3:1
Dec 12 21:29:23.841 INFO [stderr]   |
Dec 12 21:29:23.841 INFO [stderr] 3 | type PublicKey = String;
Dec 12 21:29:23.841 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:23.841 INFO [stderr] 
Dec 12 21:29:23.841 INFO [stderr] warning: struct is never constructed: `TransactionInput`
Dec 12 21:29:23.842 INFO [stderr]  --> src/transaction.rs:4:1
Dec 12 21:29:23.842 INFO [stderr]   |
Dec 12 21:29:23.842 INFO [stderr] 4 | pub struct TransactionInput {}
Dec 12 21:29:23.842 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:23.842 INFO [stderr] 
Dec 12 21:29:23.843 INFO [stderr] warning: struct is never constructed: `TransactionOutput`
Dec 12 21:29:23.843 INFO [stderr]  --> src/transaction.rs:5:1
Dec 12 21:29:23.843 INFO [stderr]   |
Dec 12 21:29:23.843 INFO [stderr] 5 | pub struct TransactionOutput {}
Dec 12 21:29:23.843 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:23.843 INFO [stderr] 
Dec 12 21:29:23.843 INFO [stderr] warning: struct is never constructed: `Transaction`
Dec 12 21:29:23.844 INFO [stderr]  --> src/transaction.rs:7:1
Dec 12 21:29:23.844 INFO [stderr]   |
Dec 12 21:29:23.844 INFO [stderr] 7 | pub struct Transaction {
Dec 12 21:29:23.844 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:23.844 INFO [stderr] 
Dec 12 21:29:23.844 INFO [stderr] warning: method is never used: `new`
Dec 12 21:29:23.845 INFO [stderr]   --> src/transaction.rs:19:3
Dec 12 21:29:23.845 INFO [stderr]    |
Dec 12 21:29:23.845 INFO [stderr] 19 |   pub fn new(from: PublicKey, to: PublicKey, value: f64, inputs: Vec<TransactionInput>, sequence: i32) -> Transaction {
Dec 12 21:29:23.845 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:23.845 INFO [stderr] 
Dec 12 21:29:24.887 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.56s
Dec 12 21:29:24.889 INFO [stderr] su: No module specific data is present
Dec 12 21:29:26.231 INFO running `"docker" "inspect" "acc2a178682967b3d3a93f62fc938773941437cef9f41851c1029278ea0ccdab"`
Dec 12 21:29:26.592 INFO running `"docker" "rm" "-f" "acc2a178682967b3d3a93f62fc938773941437cef9f41851c1029278ea0ccdab"`
Dec 12 21:29:26.876 INFO [stdout] acc2a178682967b3d3a93f62fc938773941437cef9f41851c1029278ea0ccdab
Dec 12 21:29:26.881 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 21:29:27.319 INFO [stdout] 3d10b93f0cbc8e396bed61842edcfdd05c2b4cce550cc7a99197bb3aacc88c9b
Dec 12 21:29:27.327 INFO running `"docker" "start" "-a" "3d10b93f0cbc8e396bed61842edcfdd05c2b4cce550cc7a99197bb3aacc88c9b"`
Dec 12 21:29:28.827 INFO [stderr] usermod: no changes
Dec 12 21:29:28.944 INFO [stderr]    Compiling firstcoin v0.1.0 (/source)
Dec 12 21:29:29.211 INFO [stderr] warning: unused imports: `digest`, `signature`
Dec 12 21:29:29.211 INFO [stderr]  --> src/wallet.rs:2:12
Dec 12 21:29:29.211 INFO [stderr]   |
Dec 12 21:29:29.211 INFO [stderr] 2 | use ring::{digest, signature, rand, agreement};
Dec 12 21:29:29.211 INFO [stderr]   |            ^^^^^^  ^^^^^^^^^
Dec 12 21:29:29.211 INFO [stderr]   |
Dec 12 21:29:29.211 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 21:29:29.211 INFO [stderr] 
Dec 12 21:29:29.331 INFO [stderr] warning: function is never used: `generate_hash`
Dec 12 21:29:29.331 INFO [stderr]  --> src/string_utils.rs:9:1
Dec 12 21:29:29.331 INFO [stderr]   |
Dec 12 21:29:29.331 INFO [stderr] 9 | pub fn generate_hash() -> String {
Dec 12 21:29:29.331 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:29.331 INFO [stderr]   |
Dec 12 21:29:29.331 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 21:29:29.331 INFO [stderr] 
Dec 12 21:29:29.331 INFO [stderr] warning: struct is never constructed: `Wallet`
Dec 12 21:29:29.331 INFO [stderr]  --> src/wallet.rs:4:1
Dec 12 21:29:29.331 INFO [stderr]   |
Dec 12 21:29:29.331 INFO [stderr] 4 | pub struct Wallet {
Dec 12 21:29:29.331 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 12 21:29:29.331 INFO [stderr] 
Dec 12 21:29:29.331 INFO [stderr] warning: method is never used: `new`
Dec 12 21:29:29.331 INFO [stderr]   --> src/wallet.rs:10:3
Dec 12 21:29:29.331 INFO [stderr]    |
Dec 12 21:29:29.331 INFO [stderr] 10 |   pub fn new() -> Wallet {
Dec 12 21:29:29.331 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:29.331 INFO [stderr] 
Dec 12 21:29:29.331 INFO [stderr] warning: method is never used: `generate_keys`
Dec 12 21:29:29.331 INFO [stderr]   --> src/wallet.rs:17:3
Dec 12 21:29:29.331 INFO [stderr]    |
Dec 12 21:29:29.331 INFO [stderr] 17 |   pub fn generate_keys(&mut self) -> &Wallet {
Dec 12 21:29:29.331 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:29.331 INFO [stderr] 
Dec 12 21:29:29.331 INFO [stderr] warning: type alias is never used: `PublicKey`
Dec 12 21:29:29.331 INFO [stderr]  --> src/transaction.rs:3:1
Dec 12 21:29:29.331 INFO [stderr]   |
Dec 12 21:29:29.331 INFO [stderr] 3 | type PublicKey = String;
Dec 12 21:29:29.331 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:29.331 INFO [stderr] 
Dec 12 21:29:29.331 INFO [stderr] warning: struct is never constructed: `TransactionInput`
Dec 12 21:29:29.331 INFO [stderr]  --> src/transaction.rs:4:1
Dec 12 21:29:29.331 INFO [stderr]   |
Dec 12 21:29:29.331 INFO [stderr] 4 | pub struct TransactionInput {}
Dec 12 21:29:29.331 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:29.331 INFO [stderr] 
Dec 12 21:29:29.331 INFO [stderr] warning: struct is never constructed: `TransactionOutput`
Dec 12 21:29:29.331 INFO [stderr]  --> src/transaction.rs:5:1
Dec 12 21:29:29.331 INFO [stderr]   |
Dec 12 21:29:29.331 INFO [stderr] 5 | pub struct TransactionOutput {}
Dec 12 21:29:29.331 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:29.331 INFO [stderr] 
Dec 12 21:29:29.331 INFO [stderr] warning: struct is never constructed: `Transaction`
Dec 12 21:29:29.331 INFO [stderr]  --> src/transaction.rs:7:1
Dec 12 21:29:29.331 INFO [stderr]   |
Dec 12 21:29:29.331 INFO [stderr] 7 | pub struct Transaction {
Dec 12 21:29:29.331 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:29.331 INFO [stderr] 
Dec 12 21:29:29.335 INFO [stderr] warning: method is never used: `new`
Dec 12 21:29:29.335 INFO [stderr]   --> src/transaction.rs:19:3
Dec 12 21:29:29.335 INFO [stderr]    |
Dec 12 21:29:29.335 INFO [stderr] 19 |   pub fn new(from: PublicKey, to: PublicKey, value: f64, inputs: Vec<TransactionInput>, sequence: i32) -> Transaction {
Dec 12 21:29:29.335 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 21:29:29.335 INFO [stderr] 
Dec 12 21:29:30.219 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
Dec 12 21:29:30.223 INFO [stderr] su: No module specific data is present
Dec 12 21:29:31.461 INFO running `"docker" "inspect" "3d10b93f0cbc8e396bed61842edcfdd05c2b4cce550cc7a99197bb3aacc88c9b"`
Dec 12 21:29:31.859 INFO running `"docker" "rm" "-f" "3d10b93f0cbc8e396bed61842edcfdd05c2b4cce550cc7a99197bb3aacc88c9b"`
Dec 12 21:29:32.146 INFO [stdout] 3d10b93f0cbc8e396bed61842edcfdd05c2b4cce550cc7a99197bb3aacc88c9b
Dec 12 21:29:32.155 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 21:29:32.758 INFO [stdout] e441db7bc3be30a379b35ac476dc8381cb4dd9eaef0fcca40c5dca8bd1c0a113
Dec 12 21:29:32.760 INFO running `"docker" "start" "-a" "e441db7bc3be30a379b35ac476dc8381cb4dd9eaef0fcca40c5dca8bd1c0a113"`
Dec 12 21:29:34.339 INFO [stderr] usermod: no changes
Dec 12 21:29:34.435 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Dec 12 21:29:34.451 INFO [stderr]      Running /target/debug/deps/firstcoin-714de856a257a01c
Dec 12 21:29:34.451 INFO [stdout] 
Dec 12 21:29:34.451 INFO [stderr] su: No module specific data is present
Dec 12 21:29:34.451 INFO [stdout] running 1 test
Dec 12 21:29:34.451 INFO [stdout] test block::block_basics ... ok
Dec 12 21:29:34.451 INFO [stdout] 
Dec 12 21:29:34.451 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 21:29:34.451 INFO [stdout] 
Dec 12 21:29:35.163 INFO running `"docker" "inspect" "e441db7bc3be30a379b35ac476dc8381cb4dd9eaef0fcca40c5dca8bd1c0a113"`
Dec 12 21:29:35.498 INFO running `"docker" "rm" "-f" "e441db7bc3be30a379b35ac476dc8381cb4dd9eaef0fcca40c5dca8bd1c0a113"`
Dec 12 21:29:35.831 INFO [stdout] e441db7bc3be30a379b35ac476dc8381cb4dd9eaef0fcca40c5dca8bd1c0a113