Dec 13 08:47:23.711 INFO testing nkypy/hello-word against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 08:47:23.711 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 08:47:23.939 INFO [stdout] f843068b1bfc0735643de9413c29089008b48db2ad8cb4561f2602a739b0c683
Dec 13 08:47:23.941 INFO running `"docker" "start" "-a" "f843068b1bfc0735643de9413c29089008b48db2ad8cb4561f2602a739b0c683"`
Dec 13 08:47:24.486 INFO [stderr] usermod: no changes
Dec 13 08:47:24.987 INFO [stderr]    Compiling hostname v0.1.4
Dec 13 08:47:24.987 INFO [stderr]    Compiling brotli-sys v0.3.2
Dec 13 08:47:24.987 INFO [stderr]    Compiling actix-web v0.6.2
Dec 13 08:47:24.987 INFO [stderr]    Compiling semver v0.8.0
Dec 13 08:47:24.987 INFO [stderr]    Compiling serde_json v1.0.13
Dec 13 08:47:24.987 INFO [stderr]    Compiling uuid v0.6.2
Dec 13 08:47:24.987 INFO [stderr]    Compiling http v0.1.5
Dec 13 08:47:25.060 INFO [stderr]    Compiling parking_lot v0.4.8
Dec 13 08:47:26.707 INFO [stderr]    Compiling actix_derive v0.2.0
Dec 13 08:47:29.502 INFO [stderr]    Compiling resolv-conf v0.6.0
Dec 13 08:47:29.512 INFO [stderr]    Compiling flate2 v1.0.1
Dec 13 08:47:29.558 INFO [stderr]    Compiling backtrace v0.2.3
Dec 13 08:47:32.040 INFO [stderr]    Compiling serde_urlencoded v0.5.1
Dec 13 08:47:38.727 INFO [stderr]    Compiling rayon v0.8.2
Dec 13 08:47:38.752 INFO [stderr]    Compiling crossbeam-channel v0.1.2
Dec 13 08:47:38.907 INFO [stderr]    Compiling failure v0.1.1
Dec 13 08:47:39.935 INFO [stderr]    Compiling error-chain v0.1.12
Dec 13 08:47:45.451 INFO [stderr]    Compiling cargo_metadata v0.3.3
Dec 13 08:47:45.468 INFO [stderr]    Compiling tokio-core v0.1.17
Dec 13 08:47:49.049 INFO [stderr]    Compiling ring v0.12.1
Dec 13 08:47:51.843 INFO [stderr]    Compiling skeptic v0.13.2
Dec 13 08:47:53.643 INFO [stderr]    Compiling trust-dns-proto v0.3.2
Dec 13 08:47:53.795 INFO [stderr]    Compiling tokio-signal v0.1.5
Dec 13 08:47:53.802 INFO [stderr]    Compiling h2 v0.1.5
Dec 13 08:47:56.887 INFO [stderr]    Compiling brotli2 v0.3.2
Dec 13 08:47:56.974 INFO [stderr]    Compiling actix v0.5.5
Dec 13 08:48:02.288 INFO [stderr]    Compiling cookie v0.10.1
Dec 13 08:48:06.324 INFO [stderr]    Compiling trust-dns-resolver v0.8.1
Dec 13 08:48:40.131 INFO [stderr]    Compiling hello-world v0.0.1 (/source)
Dec 13 08:48:43.291 INFO [stderr] warning: unused `#[macro_use]` import
Dec 13 08:48:43.291 INFO [stderr]   --> src/main.rs:12:1
Dec 13 08:48:43.291 INFO [stderr]    |
Dec 13 08:48:43.291 INFO [stderr] 12 | #[macro_use]
Dec 13 08:48:43.291 INFO [stderr]    | ^^^^^^^^^^^^
Dec 13 08:48:43.291 INFO [stderr]    |
Dec 13 08:48:43.291 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 08:48:43.291 INFO [stderr] 
Dec 13 08:48:43.291 INFO [stderr] warning: unused `#[macro_use]` import
Dec 13 08:48:43.291 INFO [stderr]   --> src/main.rs:14:1
Dec 13 08:48:43.291 INFO [stderr]    |
Dec 13 08:48:43.291 INFO [stderr] 14 | #[macro_use]
Dec 13 08:48:43.291 INFO [stderr]    | ^^^^^^^^^^^^
Dec 13 08:48:43.291 INFO [stderr] 
Dec 13 08:48:43.606 INFO [stderr] warning: unused variable: `id`
Dec 13 08:48:43.606 INFO [stderr]   --> src/blockchain/mod.rs:42:29
Dec 13 08:48:43.606 INFO [stderr]    |
Dec 13 08:48:43.606 INFO [stderr] 42 |     pub fn find_transaction(id: String) -> Result<Transaction, &'static str> {
Dec 13 08:48:43.606 INFO [stderr]    |                             ^^ help: consider using `_id` instead
Dec 13 08:48:43.606 INFO [stderr]    |
Dec 13 08:48:43.606 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 08:48:43.606 INFO [stderr] 
Dec 13 08:48:43.743 INFO [stderr] warning: method is never used: `new`
Dec 13 08:48:43.743 INFO [stderr]   --> src/blockchain/block.rs:31:5
Dec 13 08:48:43.743 INFO [stderr]    |
Dec 13 08:48:43.743 INFO [stderr] 31 |     pub fn new(b: Block) -> ProofOfWork {
Dec 13 08:48:43.743 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:48:43.743 INFO [stderr]    |
Dec 13 08:48:43.743 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 08:48:43.743 INFO [stderr] 
Dec 13 08:48:43.743 INFO [stderr] warning: method is never used: `verify`
Dec 13 08:48:43.743 INFO [stderr]   --> src/blockchain/block.rs:76:5
Dec 13 08:48:43.743 INFO [stderr]    |
Dec 13 08:48:43.743 INFO [stderr] 76 |     pub fn verify() -> Result<&'static str, &'static str> {
Dec 13 08:48:43.743 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:48:43.743 INFO [stderr] 
Dec 13 08:48:43.743 INFO [stderr] warning: method is never used: `verify`
Dec 13 08:48:43.743 INFO [stderr]   --> src/blockchain/transaction.rs:22:5
Dec 13 08:48:43.743 INFO [stderr]    |
Dec 13 08:48:43.743 INFO [stderr] 22 |     pub fn verify() -> Result<&'static str, &'static str> {
Dec 13 08:48:43.743 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:48:43.743 INFO [stderr] 
Dec 13 08:48:43.743 INFO [stderr] warning: method is never used: `new`
Dec 13 08:48:43.743 INFO [stderr]   --> src/blockchain/wallet.rs:25:5
Dec 13 08:48:43.743 INFO [stderr]    |
Dec 13 08:48:43.743 INFO [stderr] 25 |     pub fn new() -> Wallet {
Dec 13 08:48:43.743 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:48:43.743 INFO [stderr] 
Dec 13 08:48:43.743 INFO [stderr] warning: constant item is never used: `NOT_FOUND`
Dec 13 08:48:43.743 INFO [stderr]   --> src/rpc/model/error.rs:23:1
Dec 13 08:48:43.743 INFO [stderr]    |
Dec 13 08:48:43.743 INFO [stderr] 23 | / pub const NOT_FOUND: Error = Error {
Dec 13 08:48:43.743 INFO [stderr] 24 | |     error_code: 100404,
Dec 13 08:48:43.743 INFO [stderr] 25 | |     error_message: "Not Found",
Dec 13 08:48:43.743 INFO [stderr] 26 | | };
Dec 13 08:48:43.743 INFO [stderr]    | |__^
Dec 13 08:48:43.743 INFO [stderr] 
Dec 13 08:48:43.743 INFO [stderr] warning: constant item is never used: `INTERNAL_SERVER_ERROR`
Dec 13 08:48:43.743 INFO [stderr]   --> src/rpc/model/error.rs:28:1
Dec 13 08:48:43.743 INFO [stderr]    |
Dec 13 08:48:43.743 INFO [stderr] 28 | / pub const INTERNAL_SERVER_ERROR: Error = Error {
Dec 13 08:48:43.743 INFO [stderr] 29 | |     error_code: 100500,
Dec 13 08:48:43.743 INFO [stderr] 30 | |     error_message: "Internal Server Error",
Dec 13 08:48:43.743 INFO [stderr] 31 | | };
Dec 13 08:48:43.743 INFO [stderr]    | |__^
Dec 13 08:48:43.743 INFO [stderr] 
Dec 13 08:48:43.743 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 13 08:48:43.743 INFO [stderr]  --> src/main.rs:1:12
Dec 13 08:48:43.743 INFO [stderr]   |
Dec 13 08:48:43.743 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 13 08:48:43.743 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 13 08:48:43.743 INFO [stderr]   |
Dec 13 08:48:43.743 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 13 08:48:43.743 INFO [stderr] 
Dec 13 08:48:48.812 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
Dec 13 08:48:48.838 INFO [stderr] su: No module specific data is present
Dec 13 08:48:49.337 INFO running `"docker" "inspect" "f843068b1bfc0735643de9413c29089008b48db2ad8cb4561f2602a739b0c683"`
Dec 13 08:48:49.711 INFO running `"docker" "rm" "-f" "f843068b1bfc0735643de9413c29089008b48db2ad8cb4561f2602a739b0c683"`
Dec 13 08:48:50.078 INFO [stdout] f843068b1bfc0735643de9413c29089008b48db2ad8cb4561f2602a739b0c683
Dec 13 08:48:50.083 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 08:48:50.791 INFO [stdout] 76503456f3cfb5466254fcf7b77b5ae68b68a6d116db82e5236e207351c91132
Dec 13 08:48:50.793 INFO running `"docker" "start" "-a" "76503456f3cfb5466254fcf7b77b5ae68b68a6d116db82e5236e207351c91132"`
Dec 13 08:48:51.772 INFO [stderr] usermod: no changes
Dec 13 08:48:52.175 INFO [stderr]    Compiling hello-world v0.0.1 (/source)
Dec 13 08:48:55.352 INFO [stderr] warning: unused `#[macro_use]` import
Dec 13 08:48:55.352 INFO [stderr]   --> src/main.rs:12:1
Dec 13 08:48:55.352 INFO [stderr]    |
Dec 13 08:48:55.352 INFO [stderr] 12 | #[macro_use]
Dec 13 08:48:55.352 INFO [stderr]    | ^^^^^^^^^^^^
Dec 13 08:48:55.352 INFO [stderr]    |
Dec 13 08:48:55.352 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 08:48:55.352 INFO [stderr] 
Dec 13 08:48:55.352 INFO [stderr] warning: unused `#[macro_use]` import
Dec 13 08:48:55.352 INFO [stderr]   --> src/main.rs:14:1
Dec 13 08:48:55.352 INFO [stderr]    |
Dec 13 08:48:55.352 INFO [stderr] 14 | #[macro_use]
Dec 13 08:48:55.352 INFO [stderr]    | ^^^^^^^^^^^^
Dec 13 08:48:55.352 INFO [stderr] 
Dec 13 08:48:55.697 INFO [stderr] warning: unused variable: `id`
Dec 13 08:48:55.698 INFO [stderr]   --> src/blockchain/mod.rs:42:29
Dec 13 08:48:55.698 INFO [stderr]    |
Dec 13 08:48:55.698 INFO [stderr] 42 |     pub fn find_transaction(id: String) -> Result<Transaction, &'static str> {
Dec 13 08:48:55.698 INFO [stderr]    |                             ^^ help: consider using `_id` instead
Dec 13 08:48:55.698 INFO [stderr]    |
Dec 13 08:48:55.698 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 08:48:55.698 INFO [stderr] 
Dec 13 08:48:55.815 INFO [stderr] warning: method is never used: `new`
Dec 13 08:48:55.815 INFO [stderr]   --> src/blockchain/block.rs:31:5
Dec 13 08:48:55.815 INFO [stderr]    |
Dec 13 08:48:55.815 INFO [stderr] 31 |     pub fn new(b: Block) -> ProofOfWork {
Dec 13 08:48:55.815 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:48:55.815 INFO [stderr]    |
Dec 13 08:48:55.815 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 08:48:55.815 INFO [stderr] 
Dec 13 08:48:55.815 INFO [stderr] warning: method is never used: `verify`
Dec 13 08:48:55.815 INFO [stderr]   --> src/blockchain/block.rs:76:5
Dec 13 08:48:55.815 INFO [stderr]    |
Dec 13 08:48:55.815 INFO [stderr] 76 |     pub fn verify() -> Result<&'static str, &'static str> {
Dec 13 08:48:55.815 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:48:55.815 INFO [stderr] 
Dec 13 08:48:55.815 INFO [stderr] warning: method is never used: `verify`
Dec 13 08:48:55.815 INFO [stderr]   --> src/blockchain/transaction.rs:22:5
Dec 13 08:48:55.815 INFO [stderr]    |
Dec 13 08:48:55.815 INFO [stderr] 22 |     pub fn verify() -> Result<&'static str, &'static str> {
Dec 13 08:48:55.815 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:48:55.815 INFO [stderr] 
Dec 13 08:48:55.815 INFO [stderr] warning: method is never used: `new`
Dec 13 08:48:55.815 INFO [stderr]   --> src/blockchain/wallet.rs:25:5
Dec 13 08:48:55.815 INFO [stderr]    |
Dec 13 08:48:55.815 INFO [stderr] 25 |     pub fn new() -> Wallet {
Dec 13 08:48:55.815 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:48:55.815 INFO [stderr] 
Dec 13 08:48:55.815 INFO [stderr] warning: constant item is never used: `NOT_FOUND`
Dec 13 08:48:55.815 INFO [stderr]   --> src/rpc/model/error.rs:23:1
Dec 13 08:48:55.815 INFO [stderr]    |
Dec 13 08:48:55.815 INFO [stderr] 23 | / pub const NOT_FOUND: Error = Error {
Dec 13 08:48:55.815 INFO [stderr] 24 | |     error_code: 100404,
Dec 13 08:48:55.815 INFO [stderr] 25 | |     error_message: "Not Found",
Dec 13 08:48:55.815 INFO [stderr] 26 | | };
Dec 13 08:48:55.815 INFO [stderr]    | |__^
Dec 13 08:48:55.815 INFO [stderr] 
Dec 13 08:48:55.823 INFO [stderr] warning: constant item is never used: `INTERNAL_SERVER_ERROR`
Dec 13 08:48:55.823 INFO [stderr]   --> src/rpc/model/error.rs:28:1
Dec 13 08:48:55.823 INFO [stderr]    |
Dec 13 08:48:55.823 INFO [stderr] 28 | / pub const INTERNAL_SERVER_ERROR: Error = Error {
Dec 13 08:48:55.823 INFO [stderr] 29 | |     error_code: 100500,
Dec 13 08:48:55.823 INFO [stderr] 30 | |     error_message: "Internal Server Error",
Dec 13 08:48:55.823 INFO [stderr] 31 | | };
Dec 13 08:48:55.823 INFO [stderr]    | |__^
Dec 13 08:48:55.823 INFO [stderr] 
Dec 13 08:48:55.823 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 13 08:48:55.823 INFO [stderr]  --> src/main.rs:1:12
Dec 13 08:48:55.823 INFO [stderr]   |
Dec 13 08:48:55.823 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 13 08:48:55.823 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 13 08:48:55.823 INFO [stderr]   |
Dec 13 08:48:55.823 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 13 08:48:55.823 INFO [stderr] 
Dec 13 08:48:56.459 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.66s
Dec 13 08:48:56.487 INFO [stderr] su: No module specific data is present
Dec 13 08:48:57.779 INFO running `"docker" "inspect" "76503456f3cfb5466254fcf7b77b5ae68b68a6d116db82e5236e207351c91132"`
Dec 13 08:48:58.170 INFO running `"docker" "rm" "-f" "76503456f3cfb5466254fcf7b77b5ae68b68a6d116db82e5236e207351c91132"`
Dec 13 08:48:58.527 INFO [stdout] 76503456f3cfb5466254fcf7b77b5ae68b68a6d116db82e5236e207351c91132
Dec 13 08:48:58.535 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 08:48:58.956 INFO [stdout] 1dbc99b0c015820460e7bb42d6792faa21b0cee91336b82182fbba8fc29fcc4b
Dec 13 08:48:58.959 INFO running `"docker" "start" "-a" "1dbc99b0c015820460e7bb42d6792faa21b0cee91336b82182fbba8fc29fcc4b"`
Dec 13 08:49:00.731 INFO [stderr] usermod: no changes
Dec 13 08:49:01.110 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
Dec 13 08:49:01.130 INFO [stderr]      Running /target/debug/deps/hello_world-1eeadd56011cf3f3
Dec 13 08:49:01.147 INFO [stdout] 
Dec 13 08:49:01.147 INFO [stdout] running 0 tests
Dec 13 08:49:01.147 INFO [stdout] 
Dec 13 08:49:01.147 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 08:49:01.147 INFO [stdout] 
Dec 13 08:49:01.152 INFO [stderr] su: No module specific data is present
Dec 13 08:49:02.711 INFO running `"docker" "inspect" "1dbc99b0c015820460e7bb42d6792faa21b0cee91336b82182fbba8fc29fcc4b"`
Dec 13 08:49:03.085 INFO running `"docker" "rm" "-f" "1dbc99b0c015820460e7bb42d6792faa21b0cee91336b82182fbba8fc29fcc4b"`
Dec 13 08:49:03.474 INFO [stdout] 1dbc99b0c015820460e7bb42d6792faa21b0cee91336b82182fbba8fc29fcc4b