Dec 11 12:36:25.938 INFO checking nkypy/hello-word against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 12:36:25.938 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-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 11 12:36:26.437 INFO [stdout] f24816135922978945cdfc519785239601fb8469889e776b2dfb76a15dbbf910
Dec 11 12:36:26.442 INFO running `"docker" "start" "-a" "f24816135922978945cdfc519785239601fb8469889e776b2dfb76a15dbbf910"`
Dec 11 12:36:27.652 INFO [stderr] usermod: no changes
Dec 11 12:36:28.132 INFO [stderr]    Compiling miniz-sys v0.1.10
Dec 11 12:36:28.140 INFO [stderr]    Compiling brotli-sys v0.3.2
Dec 11 12:36:28.169 INFO [stderr]    Compiling actix-web v0.6.2
Dec 11 12:36:28.174 INFO [stderr]     Checking uuid v0.6.2
Dec 11 12:36:28.184 INFO [stderr]    Compiling crossbeam-epoch v0.3.1
Dec 11 12:36:28.185 INFO [stderr]    Compiling tempdir v0.3.7
Dec 11 12:36:28.187 INFO [stderr]     Checking http v0.1.5
Dec 11 12:36:28.188 INFO [stderr]     Checking parking_lot v0.4.8
Dec 11 12:36:29.928 INFO [stderr]     Checking num v0.1.42
Dec 11 12:36:30.868 INFO [stderr]     Checking backtrace v0.2.3
Dec 11 12:36:30.892 INFO [stderr]     Checking serde_urlencoded v0.5.1
Dec 11 12:36:31.012 INFO [stderr]     Checking chrono v0.4.0
Dec 11 12:36:31.193 INFO [stderr]     Checking sha2 v0.7.0
Dec 11 12:36:33.428 INFO [stderr]    Compiling cargo_metadata v0.3.3
Dec 11 12:36:33.444 INFO [stderr]     Checking crossbeam-channel v0.1.2
Dec 11 12:36:33.504 INFO [stderr]     Checking error-chain v0.1.12
Dec 11 12:36:34.844 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Dec 11 12:36:35.884 INFO [stderr]     Checking trust-dns-proto v0.3.2
Dec 11 12:36:37.272 INFO [stderr]     Checking flate2 v1.0.1
Dec 11 12:36:37.964 INFO [stderr]    Compiling rayon-core v1.4.0
Dec 11 12:36:39.969 INFO [stderr]     Checking h2 v0.1.5
Dec 11 12:36:45.320 INFO [stderr]    Compiling skeptic v0.13.2
Dec 11 12:36:46.553 INFO [stderr]    Compiling rayon v0.8.2
Dec 11 12:36:50.473 INFO [stderr]     Checking trust-dns-resolver v0.8.1
Dec 11 12:36:50.773 INFO [stderr]    Compiling actix v0.5.5
Dec 11 12:36:51.929 INFO [stderr]     Checking brotli2 v0.3.2
Dec 11 12:36:52.128 INFO [stderr]    Compiling ring v0.12.1
Dec 11 12:36:59.875 INFO [stderr]     Checking cookie v0.10.1
Dec 11 12:37:11.404 INFO [stderr]     Checking hello-world v0.0.1 (/source)
Dec 11 12:37:16.664 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 12:37:16.664 INFO [stderr]   --> src/main.rs:12:1
Dec 11 12:37:16.664 INFO [stderr]    |
Dec 11 12:37:16.664 INFO [stderr] 12 | #[macro_use]
Dec 11 12:37:16.664 INFO [stderr]    | ^^^^^^^^^^^^
Dec 11 12:37:16.664 INFO [stderr]    |
Dec 11 12:37:16.664 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 12:37:16.664 INFO [stderr] 
Dec 11 12:37:16.664 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 12:37:16.664 INFO [stderr]   --> src/main.rs:14:1
Dec 11 12:37:16.664 INFO [stderr]    |
Dec 11 12:37:16.664 INFO [stderr] 14 | #[macro_use]
Dec 11 12:37:16.664 INFO [stderr]    | ^^^^^^^^^^^^
Dec 11 12:37:16.664 INFO [stderr] 
Dec 11 12:37:17.060 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 12:37:17.060 INFO [stderr]   --> src/main.rs:12:1
Dec 11 12:37:17.060 INFO [stderr]    |
Dec 11 12:37:17.060 INFO [stderr] 12 | #[macro_use]
Dec 11 12:37:17.060 INFO [stderr]    | ^^^^^^^^^^^^
Dec 11 12:37:17.060 INFO [stderr]    |
Dec 11 12:37:17.060 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 12:37:17.060 INFO [stderr] 
Dec 11 12:37:17.060 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 12:37:17.060 INFO [stderr]   --> src/main.rs:14:1
Dec 11 12:37:17.060 INFO [stderr]    |
Dec 11 12:37:17.060 INFO [stderr] 14 | #[macro_use]
Dec 11 12:37:17.060 INFO [stderr]    | ^^^^^^^^^^^^
Dec 11 12:37:17.060 INFO [stderr] 
Dec 11 12:37:17.088 INFO [stderr] warning: unused variable: `id`
Dec 11 12:37:17.088 INFO [stderr]   --> src/blockchain/mod.rs:42:29
Dec 11 12:37:17.088 INFO [stderr]    |
Dec 11 12:37:17.088 INFO [stderr] 42 |     pub fn find_transaction(id: String) -> Result<Transaction, &'static str> {
Dec 11 12:37:17.088 INFO [stderr]    |                             ^^ help: consider using `_id` instead
Dec 11 12:37:17.088 INFO [stderr]    |
Dec 11 12:37:17.088 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 12:37:17.088 INFO [stderr] 
Dec 11 12:37:17.257 INFO [stderr] warning: method is never used: `new`
Dec 11 12:37:17.257 INFO [stderr]   --> src/blockchain/block.rs:31:5
Dec 11 12:37:17.257 INFO [stderr]    |
Dec 11 12:37:17.257 INFO [stderr] 31 |     pub fn new(b: Block) -> ProofOfWork {
Dec 11 12:37:17.257 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:37:17.257 INFO [stderr]    |
Dec 11 12:37:17.257 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 12:37:17.257 INFO [stderr] 
Dec 11 12:37:17.257 INFO [stderr] warning: method is never used: `verify`
Dec 11 12:37:17.257 INFO [stderr]   --> src/blockchain/block.rs:76:5
Dec 11 12:37:17.257 INFO [stderr]    |
Dec 11 12:37:17.257 INFO [stderr] 76 |     pub fn verify() -> Result<&'static str, &'static str> {
Dec 11 12:37:17.257 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:37:17.257 INFO [stderr] 
Dec 11 12:37:17.257 INFO [stderr] warning: method is never used: `verify`
Dec 11 12:37:17.257 INFO [stderr]   --> src/blockchain/transaction.rs:22:5
Dec 11 12:37:17.257 INFO [stderr]    |
Dec 11 12:37:17.257 INFO [stderr] 22 |     pub fn verify() -> Result<&'static str, &'static str> {
Dec 11 12:37:17.257 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:37:17.257 INFO [stderr] 
Dec 11 12:37:17.257 INFO [stderr] warning: method is never used: `new`
Dec 11 12:37:17.257 INFO [stderr]   --> src/blockchain/wallet.rs:25:5
Dec 11 12:37:17.257 INFO [stderr]    |
Dec 11 12:37:17.257 INFO [stderr] 25 |     pub fn new() -> Wallet {
Dec 11 12:37:17.257 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:37:17.257 INFO [stderr] 
Dec 11 12:37:17.257 INFO [stderr] warning: constant item is never used: `NOT_FOUND`
Dec 11 12:37:17.257 INFO [stderr]   --> src/rpc/model/error.rs:23:1
Dec 11 12:37:17.257 INFO [stderr]    |
Dec 11 12:37:17.257 INFO [stderr] 23 | / pub const NOT_FOUND: Error = Error {
Dec 11 12:37:17.257 INFO [stderr] 24 | |     error_code: 100404,
Dec 11 12:37:17.257 INFO [stderr] 25 | |     error_message: "Not Found",
Dec 11 12:37:17.257 INFO [stderr] 26 | | };
Dec 11 12:37:17.257 INFO [stderr]    | |__^
Dec 11 12:37:17.257 INFO [stderr] 
Dec 11 12:37:17.257 INFO [stderr] warning: constant item is never used: `INTERNAL_SERVER_ERROR`
Dec 11 12:37:17.257 INFO [stderr]   --> src/rpc/model/error.rs:28:1
Dec 11 12:37:17.257 INFO [stderr]    |
Dec 11 12:37:17.257 INFO [stderr] 28 | / pub const INTERNAL_SERVER_ERROR: Error = Error {
Dec 11 12:37:17.257 INFO [stderr] 29 | |     error_code: 100500,
Dec 11 12:37:17.257 INFO [stderr] 30 | |     error_message: "Internal Server Error",
Dec 11 12:37:17.257 INFO [stderr] 31 | | };
Dec 11 12:37:17.257 INFO [stderr]    | |__^
Dec 11 12:37:17.257 INFO [stderr] 
Dec 11 12:37:17.257 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 11 12:37:17.257 INFO [stderr]  --> src/main.rs:1:12
Dec 11 12:37:17.257 INFO [stderr]   |
Dec 11 12:37:17.257 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 11 12:37:17.257 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 11 12:37:17.257 INFO [stderr]   |
Dec 11 12:37:17.257 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 12:37:17.257 INFO [stderr] 
Dec 11 12:37:17.432 INFO [stderr] warning: unused variable: `id`
Dec 11 12:37:17.432 INFO [stderr]   --> src/blockchain/mod.rs:42:29
Dec 11 12:37:17.432 INFO [stderr]    |
Dec 11 12:37:17.432 INFO [stderr] 42 |     pub fn find_transaction(id: String) -> Result<Transaction, &'static str> {
Dec 11 12:37:17.432 INFO [stderr]    |                             ^^ help: consider using `_id` instead
Dec 11 12:37:17.432 INFO [stderr]    |
Dec 11 12:37:17.432 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 12:37:17.432 INFO [stderr] 
Dec 11 12:37:17.540 INFO [stderr] warning: method is never used: `new`
Dec 11 12:37:17.540 INFO [stderr]   --> src/blockchain/block.rs:31:5
Dec 11 12:37:17.540 INFO [stderr]    |
Dec 11 12:37:17.540 INFO [stderr] 31 |     pub fn new(b: Block) -> ProofOfWork {
Dec 11 12:37:17.540 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:37:17.540 INFO [stderr]    |
Dec 11 12:37:17.540 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 12:37:17.540 INFO [stderr] 
Dec 11 12:37:17.540 INFO [stderr] warning: method is never used: `verify`
Dec 11 12:37:17.540 INFO [stderr]   --> src/blockchain/block.rs:76:5
Dec 11 12:37:17.540 INFO [stderr]    |
Dec 11 12:37:17.540 INFO [stderr] 76 |     pub fn verify() -> Result<&'static str, &'static str> {
Dec 11 12:37:17.541 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:37:17.541 INFO [stderr] 
Dec 11 12:37:17.541 INFO [stderr] warning: method is never used: `verify`
Dec 11 12:37:17.541 INFO [stderr]   --> src/blockchain/transaction.rs:22:5
Dec 11 12:37:17.541 INFO [stderr]    |
Dec 11 12:37:17.541 INFO [stderr] 22 |     pub fn verify() -> Result<&'static str, &'static str> {
Dec 11 12:37:17.541 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:37:17.541 INFO [stderr] 
Dec 11 12:37:17.541 INFO [stderr] warning: method is never used: `new`
Dec 11 12:37:17.541 INFO [stderr]   --> src/blockchain/wallet.rs:25:5
Dec 11 12:37:17.541 INFO [stderr]    |
Dec 11 12:37:17.541 INFO [stderr] 25 |     pub fn new() -> Wallet {
Dec 11 12:37:17.541 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:37:17.541 INFO [stderr] 
Dec 11 12:37:17.541 INFO [stderr] warning: constant item is never used: `NOT_FOUND`
Dec 11 12:37:17.541 INFO [stderr]   --> src/rpc/model/error.rs:23:1
Dec 11 12:37:17.541 INFO [stderr]    |
Dec 11 12:37:17.541 INFO [stderr] 23 | / pub const NOT_FOUND: Error = Error {
Dec 11 12:37:17.541 INFO [stderr] 24 | |     error_code: 100404,
Dec 11 12:37:17.541 INFO [stderr] 25 | |     error_message: "Not Found",
Dec 11 12:37:17.541 INFO [stderr] 26 | | };
Dec 11 12:37:17.541 INFO [stderr]    | |__^
Dec 11 12:37:17.541 INFO [stderr] 
Dec 11 12:37:17.541 INFO [stderr] warning: constant item is never used: `INTERNAL_SERVER_ERROR`
Dec 11 12:37:17.541 INFO [stderr]   --> src/rpc/model/error.rs:28:1
Dec 11 12:37:17.541 INFO [stderr]    |
Dec 11 12:37:17.541 INFO [stderr] 28 | / pub const INTERNAL_SERVER_ERROR: Error = Error {
Dec 11 12:37:17.541 INFO [stderr] 29 | |     error_code: 100500,
Dec 11 12:37:17.541 INFO [stderr] 30 | |     error_message: "Internal Server Error",
Dec 11 12:37:17.541 INFO [stderr] 31 | | };
Dec 11 12:37:17.541 INFO [stderr]    | |__^
Dec 11 12:37:17.541 INFO [stderr] 
Dec 11 12:37:17.541 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 11 12:37:17.541 INFO [stderr]  --> src/main.rs:1:12
Dec 11 12:37:17.541 INFO [stderr]   |
Dec 11 12:37:17.541 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 11 12:37:17.541 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 11 12:37:17.541 INFO [stderr]   |
Dec 11 12:37:17.541 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 12:37:17.541 INFO [stderr] 
Dec 11 12:37:17.620 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.94s
Dec 11 12:37:17.637 INFO [stderr] su: No module specific data is present
Dec 11 12:37:18.264 INFO running `"docker" "inspect" "f24816135922978945cdfc519785239601fb8469889e776b2dfb76a15dbbf910"`
Dec 11 12:37:18.550 INFO running `"docker" "rm" "-f" "f24816135922978945cdfc519785239601fb8469889e776b2dfb76a15dbbf910"`
Dec 11 12:37:18.840 INFO [stdout] f24816135922978945cdfc519785239601fb8469889e776b2dfb76a15dbbf910