Dec 13 02:58:20.032 INFO testing skynet-ltd/blockchain-rust against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 02:58:20.032 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 13 02:58:20.631 INFO [stdout] d4511bbcae7733227aacd8dc3ebcc69b8afe27aa1e68599fc98c74396ae5adc5
Dec 13 02:58:20.633 INFO running `"docker" "start" "-a" "d4511bbcae7733227aacd8dc3ebcc69b8afe27aa1e68599fc98c74396ae5adc5"`
Dec 13 02:58:22.808 INFO [stderr] usermod: no changes
Dec 13 02:58:23.157 INFO [stderr]    Compiling fs2 v0.4.3
Dec 13 02:58:23.159 INFO [stderr]    Compiling base64 v0.9.2
Dec 13 02:58:23.159 INFO [stderr]    Compiling bytes v0.4.9
Dec 13 02:58:23.159 INFO [stderr]    Compiling mio v0.6.15
Dec 13 02:58:23.224 INFO [stderr]    Compiling syn v0.14.7
Dec 13 02:58:23.225 INFO [stderr]    Compiling rust-crypto v0.2.36
Dec 13 02:58:23.225 INFO [stderr]    Compiling crossbeam-epoch v0.4.3
Dec 13 02:58:23.225 INFO [stderr]    Compiling regex v0.2.11
Dec 13 02:58:28.769 INFO [stderr]    Compiling crossbeam-deque v0.3.1
Dec 13 02:58:31.892 INFO [stderr]    Compiling tokio-threadpool v0.1.5
Dec 13 02:58:32.076 INFO [stderr]    Compiling tokio-io v0.1.7
Dec 13 02:58:32.078 INFO [stderr]    Compiling http v0.1.8
Dec 13 02:58:40.343 INFO [stderr]    Compiling tokio-codec v0.1.0
Dec 13 02:58:40.343 INFO [stderr]    Compiling tokio-reactor v0.1.2
Dec 13 02:58:51.336 INFO [stderr]    Compiling tokio-fs v0.1.2
Dec 13 02:58:55.196 INFO [stderr]    Compiling tokio-udp v0.1.1
Dec 13 02:58:55.331 INFO [stderr]    Compiling tokio-tcp v0.1.0
Dec 13 02:58:59.463 INFO [stderr]    Compiling tokio v0.1.7
Dec 13 02:59:10.632 INFO [stderr]    Compiling tokio-core v0.1.17
Dec 13 02:59:11.650 INFO [stderr]    Compiling serde_derive v1.0.70
Dec 13 02:59:16.435 INFO [stderr]    Compiling tokio-proto v0.1.1
Dec 13 02:59:21.187 INFO [stderr]    Compiling hyper v0.11.27
Dec 13 02:59:39.322 INFO [stderr]    Compiling shio v0.3.0
Dec 13 02:59:41.914 INFO [stderr]    Compiling zp-blockchain v0.1.0 (/source)
Dec 13 02:59:43.359 INFO [stderr] warning: unused import: `super::BlockChain`
Dec 13 02:59:43.359 INFO [stderr]  --> src/lib/rest/api.rs:2:5
Dec 13 02:59:43.360 INFO [stderr]   |
Dec 13 02:59:43.360 INFO [stderr] 2 | use super::BlockChain;
Dec 13 02:59:43.360 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.360 INFO [stderr]   |
Dec 13 02:59:43.361 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 02:59:43.361 INFO [stderr] 
Dec 13 02:59:43.361 INFO [stderr] warning: unused import: `shio::data::Data`
Dec 13 02:59:43.361 INFO [stderr]  --> src/lib/rest/api.rs:9:5
Dec 13 02:59:43.361 INFO [stderr]   |
Dec 13 02:59:43.362 INFO [stderr] 9 | use shio::data::Data;
Dec 13 02:59:43.362 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 13 02:59:43.362 INFO [stderr] 
Dec 13 02:59:43.362 INFO [stderr] warning: unused import: `std::borrow::Borrow`
Dec 13 02:59:43.363 INFO [stderr]  --> src/lib/registry/mod.rs:2:5
Dec 13 02:59:43.363 INFO [stderr]   |
Dec 13 02:59:43.363 INFO [stderr] 2 | use std::borrow::Borrow;
Dec 13 02:59:43.363 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.363 INFO [stderr] 
Dec 13 02:59:43.364 INFO [stderr] warning: unused import: `self::block::Block`
Dec 13 02:59:43.364 INFO [stderr]  --> src/lib/mod.rs:6:5
Dec 13 02:59:43.364 INFO [stderr]   |
Dec 13 02:59:43.364 INFO [stderr] 6 | use self::block::Block;
Dec 13 02:59:43.365 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.365 INFO [stderr] 
Dec 13 02:59:43.743 INFO [stderr] warning: method is never used: `get_hash`
Dec 13 02:59:43.743 INFO [stderr]   --> src/lib/block/mod.rs:45:5
Dec 13 02:59:43.743 INFO [stderr]    |
Dec 13 02:59:43.743 INFO [stderr] 45 |     pub fn get_hash(&self)->String{
Dec 13 02:59:43.743 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.743 INFO [stderr]    |
Dec 13 02:59:43.743 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 02:59:43.743 INFO [stderr] 
Dec 13 02:59:43.743 INFO [stderr] warning: method is never used: `block_hash`
Dec 13 02:59:43.743 INFO [stderr]   --> src/lib/block/mod.rs:60:5
Dec 13 02:59:43.743 INFO [stderr]    |
Dec 13 02:59:43.743 INFO [stderr] 60 |     pub fn block_hash(block: &Block) ->String{
Dec 13 02:59:43.743 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.743 INFO [stderr] 
Dec 13 02:59:43.743 INFO [stderr] warning: method is never used: `verify_chain`
Dec 13 02:59:43.743 INFO [stderr]   --> src/lib/blockchain/mod.rs:38:5
Dec 13 02:59:43.743 INFO [stderr]    |
Dec 13 02:59:43.743 INFO [stderr] 38 |     fn verify_chain(&self,chain: &Vec<Block>) ->bool{
Dec 13 02:59:43.743 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.743 INFO [stderr] 
Dec 13 02:59:43.743 INFO [stderr] warning: method is never used: `replace_chain`
Dec 13 02:59:43.743 INFO [stderr]   --> src/lib/blockchain/mod.rs:50:5
Dec 13 02:59:43.743 INFO [stderr]    |
Dec 13 02:59:43.743 INFO [stderr] 50 |     pub fn replace_chain(&mut self, chain: &Vec<Block>)->bool{
Dec 13 02:59:43.743 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.743 INFO [stderr] 
Dec 13 02:59:43.743 INFO [stderr] warning: struct is never constructed: `RegistryError`
Dec 13 02:59:43.743 INFO [stderr]   --> src/lib/registry/mod.rs:14:1
Dec 13 02:59:43.743 INFO [stderr]    |
Dec 13 02:59:43.743 INFO [stderr] 14 | pub struct RegistryError(String);
Dec 13 02:59:43.743 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.743 INFO [stderr] 
Dec 13 02:59:43.743 INFO [stderr] warning: method is never used: `generate_next`
Dec 13 02:59:43.743 INFO [stderr]   --> src/lib/registry/mod.rs:36:5
Dec 13 02:59:43.743 INFO [stderr]    |
Dec 13 02:59:43.743 INFO [stderr] 36 |     pub fn generate_next(reg: &mut Registry) -> Result<String, RegistryError> {
Dec 13 02:59:43.743 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.743 INFO [stderr] 
Dec 13 02:59:43.743 INFO [stderr] warning: method is never used: `new`
Dec 13 02:59:43.743 INFO [stderr]   --> src/lib/registry/mod.rs:55:5
Dec 13 02:59:43.743 INFO [stderr]    |
Dec 13 02:59:43.743 INFO [stderr] 55 |     pub fn new(path: &str) -> Self {
Dec 13 02:59:43.744 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.744 INFO [stderr] 
Dec 13 02:59:43.744 INFO [stderr] warning: method is never used: `init`
Dec 13 02:59:43.744 INFO [stderr]   --> src/lib/registry/mod.rs:63:5
Dec 13 02:59:43.744 INFO [stderr]    |
Dec 13 02:59:43.744 INFO [stderr] 63 |     pub fn init(&mut self, addr: &str) {
Dec 13 02:59:43.744 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.744 INFO [stderr] 
Dec 13 02:59:43.744 INFO [stderr] warning: method is never used: `add`
Dec 13 02:59:43.744 INFO [stderr]   --> src/lib/registry/mod.rs:68:5
Dec 13 02:59:43.744 INFO [stderr]    |
Dec 13 02:59:43.744 INFO [stderr] 68 |     fn add(&mut self, addr: &str) {
Dec 13 02:59:43.744 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.744 INFO [stderr] 
Dec 13 02:59:43.744 INFO [stderr] warning: method is never used: `read_all`
Dec 13 02:59:43.744 INFO [stderr]   --> src/lib/registry/mod.rs:83:5
Dec 13 02:59:43.744 INFO [stderr]    |
Dec 13 02:59:43.744 INFO [stderr] 83 |     fn read_all(&mut self, f: &mut File) {
Dec 13 02:59:43.744 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.744 INFO [stderr] 
Dec 13 02:59:43.744 INFO [stderr] warning: method is never used: `write_all`
Dec 13 02:59:43.744 INFO [stderr]   --> src/lib/registry/mod.rs:93:5
Dec 13 02:59:43.744 INFO [stderr]    |
Dec 13 02:59:43.744 INFO [stderr] 93 |     fn write_all(&mut self, f: &mut File) {
Dec 13 02:59:43.744 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.744 INFO [stderr] 
Dec 13 02:59:43.744 INFO [stderr] warning: method is never used: `siblings_addrs`
Dec 13 02:59:43.744 INFO [stderr]   --> src/lib/registry/mod.rs:99:5
Dec 13 02:59:43.744 INFO [stderr]    |
Dec 13 02:59:43.744 INFO [stderr] 99 |     pub fn siblings_addrs(&mut self) -> Vec<Ipv4Addr> {
Dec 13 02:59:43.744 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.744 INFO [stderr] 
Dec 13 02:59:43.744 INFO [stderr] warning: method is never used: `last_sibling`
Dec 13 02:59:43.744 INFO [stderr]    --> src/lib/registry/mod.rs:118:5
Dec 13 02:59:43.744 INFO [stderr]     |
Dec 13 02:59:43.744 INFO [stderr] 118 |     pub fn last_sibling(&mut self) -> Ipv4Addr {
Dec 13 02:59:43.744 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:59:43.744 INFO [stderr] 
Dec 13 02:59:51.586 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
Dec 13 02:59:51.612 INFO [stderr] su: No module specific data is present
Dec 13 02:59:52.281 INFO running `"docker" "inspect" "d4511bbcae7733227aacd8dc3ebcc69b8afe27aa1e68599fc98c74396ae5adc5"`
Dec 13 02:59:52.527 INFO running `"docker" "rm" "-f" "d4511bbcae7733227aacd8dc3ebcc69b8afe27aa1e68599fc98c74396ae5adc5"`
Dec 13 02:59:52.923 INFO [stdout] d4511bbcae7733227aacd8dc3ebcc69b8afe27aa1e68599fc98c74396ae5adc5
Dec 13 02:59:52.923 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 13 02:59:53.427 INFO [stdout] 9092f2132e587950407f05b031c2e5e2e96fb9bc38a542863c05cb3b3f8594f4
Dec 13 02:59:53.432 INFO running `"docker" "start" "-a" "9092f2132e587950407f05b031c2e5e2e96fb9bc38a542863c05cb3b3f8594f4"`
Dec 13 02:59:54.835 INFO [stderr] usermod: no changes
Dec 13 02:59:55.163 INFO [stderr]    Compiling criterion-plot v0.2.4
Dec 13 02:59:55.167 INFO [stderr]    Compiling synstructure v0.9.0
Dec 13 02:59:55.167 INFO [stderr]    Compiling chrono v0.4.5
Dec 13 02:59:55.167 INFO [stderr]    Compiling regex v1.0.2
Dec 13 03:00:01.331 INFO [stderr]    Compiling failure_derive v0.1.2
Dec 13 03:00:03.140 INFO [stderr]    Compiling simplelog v0.5.2
Dec 13 03:00:06.715 INFO [stderr]    Compiling failure v0.1.2
Dec 13 03:00:11.071 INFO [stderr]    Compiling handlebars v0.32.4
Dec 13 03:00:20.204 INFO [stderr]    Compiling criterion v0.2.4
Dec 13 03:00:29.937 INFO [stderr]    Compiling zp-blockchain v0.1.0 (/source)
Dec 13 03:00:31.127 INFO [stderr] warning: unused import: `super::BlockChain`
Dec 13 03:00:31.127 INFO [stderr]  --> src/lib/rest/api.rs:2:5
Dec 13 03:00:31.127 INFO [stderr]   |
Dec 13 03:00:31.127 INFO [stderr] 2 | use super::BlockChain;
Dec 13 03:00:31.127 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 13 03:00:31.127 INFO [stderr]   |
Dec 13 03:00:31.127 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 03:00:31.127 INFO [stderr] 
Dec 13 03:00:31.127 INFO [stderr] warning: unused import: `shio::data::Data`
Dec 13 03:00:31.127 INFO [stderr]  --> src/lib/rest/api.rs:9:5
Dec 13 03:00:31.127 INFO [stderr]   |
Dec 13 03:00:31.127 INFO [stderr] 9 | use shio::data::Data;
Dec 13 03:00:31.127 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 13 03:00:31.127 INFO [stderr] 
Dec 13 03:00:31.127 INFO [stderr] warning: unused import: `std::borrow::Borrow`
Dec 13 03:00:31.127 INFO [stderr]  --> src/lib/registry/mod.rs:2:5
Dec 13 03:00:31.127 INFO [stderr]   |
Dec 13 03:00:31.127 INFO [stderr] 2 | use std::borrow::Borrow;
Dec 13 03:00:31.127 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 13 03:00:31.127 INFO [stderr] 
Dec 13 03:00:31.127 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 13 03:00:31.127 INFO [stderr]    --> src/lib/registry/mod.rs:131:9
Dec 13 03:00:31.127 INFO [stderr]     |
Dec 13 03:00:31.127 INFO [stderr] 131 |     use std::net::Ipv4Addr;
Dec 13 03:00:31.127 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Dec 13 03:00:31.127 INFO [stderr] 
Dec 13 03:00:31.127 INFO [stderr] warning: unused import: `self::block::Block`
Dec 13 03:00:31.127 INFO [stderr]  --> src/lib/mod.rs:6:5
Dec 13 03:00:31.128 INFO [stderr]   |
Dec 13 03:00:31.128 INFO [stderr] 6 | use self::block::Block;
Dec 13 03:00:31.128 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 03:00:31.128 INFO [stderr] 
Dec 13 03:00:31.479 INFO [stderr] warning: method is never used: `init`
Dec 13 03:00:31.479 INFO [stderr]   --> src/lib/registry/mod.rs:63:5
Dec 13 03:00:31.479 INFO [stderr]    |
Dec 13 03:00:31.479 INFO [stderr] 63 |     pub fn init(&mut self, addr: &str) {
Dec 13 03:00:31.479 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:00:31.479 INFO [stderr]    |
Dec 13 03:00:31.479 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 03:00:31.479 INFO [stderr] 
Dec 13 03:00:31.479 INFO [stderr] warning: method is never used: `add`
Dec 13 03:00:31.479 INFO [stderr]   --> src/lib/registry/mod.rs:68:5
Dec 13 03:00:31.479 INFO [stderr]    |
Dec 13 03:00:31.479 INFO [stderr] 68 |     fn add(&mut self, addr: &str) {
Dec 13 03:00:31.479 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:00:31.479 INFO [stderr] 
Dec 13 03:00:31.479 INFO [stderr] warning: method is never used: `write_all`
Dec 13 03:00:31.479 INFO [stderr]   --> src/lib/registry/mod.rs:93:5
Dec 13 03:00:31.479 INFO [stderr]    |
Dec 13 03:00:31.479 INFO [stderr] 93 |     fn write_all(&mut self, f: &mut File) {
Dec 13 03:00:31.479 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 03:00:31.479 INFO [stderr] 
Dec 13 03:00:35.143 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.26s
Dec 13 03:00:35.147 INFO [stderr] su: No module specific data is present
Dec 13 03:00:35.584 INFO running `"docker" "inspect" "9092f2132e587950407f05b031c2e5e2e96fb9bc38a542863c05cb3b3f8594f4"`
Dec 13 03:00:35.717 INFO running `"docker" "rm" "-f" "9092f2132e587950407f05b031c2e5e2e96fb9bc38a542863c05cb3b3f8594f4"`
Dec 13 03:00:35.893 INFO [stdout] 9092f2132e587950407f05b031c2e5e2e96fb9bc38a542863c05cb3b3f8594f4