Dec 17 18:40:06.235 INFO checking nkypy/hello-word against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 18:40:06.235 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/nkypy/hello-word:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 18:40:06.512 INFO [stdout] c603e932d55a97f6f7142e3a17814d6e6f25ef691eab23cfe501c5b8644f08a4
Dec 17 18:40:06.513 INFO running `"docker" "start" "-a" "c603e932d55a97f6f7142e3a17814d6e6f25ef691eab23cfe501c5b8644f08a4"`
Dec 17 18:40:08.607 INFO [stderr]     Checking hostname v0.1.4
Dec 17 18:40:08.614 INFO [stderr]    Compiling actix-web v0.6.2
Dec 17 18:40:08.627 INFO [stderr]    Compiling num_cpus v1.8.0
Dec 17 18:40:08.637 INFO [stderr]    Compiling semver v0.8.0
Dec 17 18:40:08.649 INFO [stderr]     Checking base64 v0.6.0
Dec 17 18:40:08.650 INFO [stderr]     Checking parking_lot_core v0.2.13
Dec 17 18:40:08.650 INFO [stderr]     Checking uuid v0.6.2
Dec 17 18:40:08.651 INFO [stderr]    Compiling tempdir v0.3.7
Dec 17 18:40:09.375 INFO [stderr]    Compiling backtrace-sys v0.1.16
Dec 17 18:40:11.338 INFO [stderr]     Checking brotli-sys v0.3.2
Dec 17 18:40:11.344 INFO [stderr]     Checking http v0.1.5
Dec 17 18:40:11.354 INFO [stderr]     Checking resolv-conf v0.6.0
Dec 17 18:40:11.358 INFO [stderr]    Compiling actix_derive v0.2.0
Dec 17 18:40:11.433 INFO [stderr]     Checking regex v1.0.0
Dec 17 18:40:11.501 INFO [stderr]    Compiling serde_derive_internals v0.23.0
Dec 17 18:40:12.645 INFO [stderr]    Compiling backtrace v0.3.5
Dec 17 18:40:12.793 INFO [stderr]     Checking flate2 v1.0.1
Dec 17 18:40:12.809 INFO [stderr]     Checking backtrace v0.2.3
Dec 17 18:40:13.702 INFO [stderr]     Checking serde_urlencoded v0.5.1
Dec 17 18:40:14.436 INFO [stderr]    Compiling rayon-core v1.4.0
Dec 17 18:40:19.333 INFO [stderr]     Checking parking_lot v0.4.8
Dec 17 18:40:19.400 INFO [stderr]     Checking brotli2 v0.3.2
Dec 17 18:40:19.410 INFO [stderr]     Checking failure v0.1.1
Dec 17 18:40:19.416 INFO [stderr]     Checking error-chain v0.1.12
Dec 17 18:40:19.512 INFO [stderr]     Checking sha2 v0.7.0
Dec 17 18:40:19.597 INFO [stderr]    Compiling error-chain v0.11.0
Dec 17 18:40:20.389 INFO [stderr]    Compiling serde_derive v1.0.37
Dec 17 18:40:20.475 INFO [stderr]    Compiling rayon v0.8.2
Dec 17 18:40:20.720 INFO [stderr]     Checking h2 v0.1.5
Dec 17 18:40:20.792 INFO [stderr]     Checking tokio-core v0.1.17
Dec 17 18:40:21.108 INFO [stderr]     Checking crossbeam-channel v0.1.2
Dec 17 18:40:24.176 INFO [stderr]     Checking trust-dns-proto v0.3.2
Dec 17 18:40:24.176 INFO [stderr]     Checking tokio-signal v0.1.5
Dec 17 18:40:26.794 INFO [stderr]    Compiling ring v0.12.1
Dec 17 18:40:31.576 INFO [stderr]     Checking trust-dns-resolver v0.8.1
Dec 17 18:40:36.062 INFO [stderr]     Checking cookie v0.10.1
Dec 17 18:40:36.788 INFO [stderr]    Compiling cargo_metadata v0.3.3
Dec 17 18:40:39.512 INFO [stderr]    Compiling skeptic v0.13.2
Dec 17 18:40:42.634 INFO [stderr]    Compiling actix v0.5.5
Dec 17 18:40:55.333 INFO [stderr]     Checking hello-world v0.0.1 (/opt/crater/workdir)
Dec 17 18:40:56.403 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 18:40:56.403 INFO [stderr]   --> src/main.rs:12:1
Dec 17 18:40:56.403 INFO [stderr]    |
Dec 17 18:40:56.403 INFO [stderr] 12 | #[macro_use]
Dec 17 18:40:56.403 INFO [stderr]    | ^^^^^^^^^^^^
Dec 17 18:40:56.403 INFO [stderr]    |
Dec 17 18:40:56.403 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 18:40:56.403 INFO [stderr] 
Dec 17 18:40:56.403 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 18:40:56.403 INFO [stderr]   --> src/main.rs:14:1
Dec 17 18:40:56.403 INFO [stderr]    |
Dec 17 18:40:56.403 INFO [stderr] 14 | #[macro_use]
Dec 17 18:40:56.403 INFO [stderr]    | ^^^^^^^^^^^^
Dec 17 18:40:56.403 INFO [stderr] 
Dec 17 18:40:56.588 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 18:40:56.588 INFO [stderr]   --> src/main.rs:12:1
Dec 17 18:40:56.588 INFO [stderr]    |
Dec 17 18:40:56.588 INFO [stderr] 12 | #[macro_use]
Dec 17 18:40:56.588 INFO [stderr]    | ^^^^^^^^^^^^
Dec 17 18:40:56.588 INFO [stderr]    |
Dec 17 18:40:56.588 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 18:40:56.588 INFO [stderr] 
Dec 17 18:40:56.588 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 18:40:56.588 INFO [stderr]   --> src/main.rs:14:1
Dec 17 18:40:56.588 INFO [stderr]    |
Dec 17 18:40:56.588 INFO [stderr] 14 | #[macro_use]
Dec 17 18:40:56.588 INFO [stderr]    | ^^^^^^^^^^^^
Dec 17 18:40:56.588 INFO [stderr] 
Dec 17 18:40:56.700 INFO [stderr] warning: unused variable: `id`
Dec 17 18:40:56.700 INFO [stderr]   --> src/blockchain/mod.rs:42:29
Dec 17 18:40:56.700 INFO [stderr]    |
Dec 17 18:40:56.700 INFO [stderr] 42 |     pub fn find_transaction(id: String) -> Result<Transaction, &'static str> {
Dec 17 18:40:56.700 INFO [stderr]    |                             ^^ help: consider using `_id` instead
Dec 17 18:40:56.700 INFO [stderr]    |
Dec 17 18:40:56.700 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 18:40:56.700 INFO [stderr] 
Dec 17 18:40:56.844 INFO [stderr] warning: method is never used: `new`
Dec 17 18:40:56.844 INFO [stderr]   --> src/blockchain/block.rs:31:5
Dec 17 18:40:56.844 INFO [stderr]    |
Dec 17 18:40:56.844 INFO [stderr] 31 |     pub fn new(b: Block) -> ProofOfWork {
Dec 17 18:40:56.844 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.844 INFO [stderr]    |
Dec 17 18:40:56.844 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 18:40:56.844 INFO [stderr] 
Dec 17 18:40:56.844 INFO [stderr] warning: method is never used: `verify`
Dec 17 18:40:56.844 INFO [stderr]   --> src/blockchain/block.rs:76:5
Dec 17 18:40:56.844 INFO [stderr]    |
Dec 17 18:40:56.844 INFO [stderr] 76 |     pub fn verify() -> Result<&'static str, &'static str> {
Dec 17 18:40:56.844 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.844 INFO [stderr] 
Dec 17 18:40:56.845 INFO [stderr] warning: method is never used: `verify`
Dec 17 18:40:56.845 INFO [stderr]   --> src/blockchain/transaction.rs:22:5
Dec 17 18:40:56.845 INFO [stderr]    |
Dec 17 18:40:56.845 INFO [stderr] 22 |     pub fn verify() -> Result<&'static str, &'static str> {
Dec 17 18:40:56.845 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.845 INFO [stderr] 
Dec 17 18:40:56.845 INFO [stderr] warning: method is never used: `new`
Dec 17 18:40:56.845 INFO [stderr]   --> src/blockchain/wallet.rs:25:5
Dec 17 18:40:56.845 INFO [stderr]    |
Dec 17 18:40:56.845 INFO [stderr] 25 |     pub fn new() -> Wallet {
Dec 17 18:40:56.845 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.845 INFO [stderr] 
Dec 17 18:40:56.845 INFO [stderr] warning: constant item is never used: `NOT_FOUND`
Dec 17 18:40:56.845 INFO [stderr]   --> src/rpc/model/error.rs:23:1
Dec 17 18:40:56.845 INFO [stderr]    |
Dec 17 18:40:56.845 INFO [stderr] 23 | / pub const NOT_FOUND: Error = Error {
Dec 17 18:40:56.845 INFO [stderr] 24 | |     error_code: 100404,
Dec 17 18:40:56.845 INFO [stderr] 25 | |     error_message: "Not Found",
Dec 17 18:40:56.845 INFO [stderr] 26 | | };
Dec 17 18:40:56.845 INFO [stderr]    | |__^
Dec 17 18:40:56.845 INFO [stderr] 
Dec 17 18:40:56.845 INFO [stderr] warning: constant item is never used: `INTERNAL_SERVER_ERROR`
Dec 17 18:40:56.845 INFO [stderr]   --> src/rpc/model/error.rs:28:1
Dec 17 18:40:56.845 INFO [stderr]    |
Dec 17 18:40:56.845 INFO [stderr] 28 | / pub const INTERNAL_SERVER_ERROR: Error = Error {
Dec 17 18:40:56.845 INFO [stderr] 29 | |     error_code: 100500,
Dec 17 18:40:56.845 INFO [stderr] 30 | |     error_message: "Internal Server Error",
Dec 17 18:40:56.845 INFO [stderr] 31 | | };
Dec 17 18:40:56.845 INFO [stderr]    | |__^
Dec 17 18:40:56.845 INFO [stderr] 
Dec 17 18:40:56.845 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 17 18:40:56.845 INFO [stderr]  --> src/main.rs:1:12
Dec 17 18:40:56.845 INFO [stderr]   |
Dec 17 18:40:56.845 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 17 18:40:56.845 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 17 18:40:56.845 INFO [stderr]   |
Dec 17 18:40:56.845 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 17 18:40:56.845 INFO [stderr] 
Dec 17 18:40:56.868 INFO [stderr] warning: unused variable: `id`
Dec 17 18:40:56.868 INFO [stderr]   --> src/blockchain/mod.rs:42:29
Dec 17 18:40:56.868 INFO [stderr]    |
Dec 17 18:40:56.868 INFO [stderr] 42 |     pub fn find_transaction(id: String) -> Result<Transaction, &'static str> {
Dec 17 18:40:56.868 INFO [stderr]    |                             ^^ help: consider using `_id` instead
Dec 17 18:40:56.868 INFO [stderr]    |
Dec 17 18:40:56.868 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 18:40:56.868 INFO [stderr] 
Dec 17 18:40:56.984 INFO [stderr] warning: method is never used: `new`
Dec 17 18:40:56.984 INFO [stderr]   --> src/blockchain/block.rs:31:5
Dec 17 18:40:56.984 INFO [stderr]    |
Dec 17 18:40:56.984 INFO [stderr] 31 |     pub fn new(b: Block) -> ProofOfWork {
Dec 17 18:40:56.984 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.984 INFO [stderr]    |
Dec 17 18:40:56.984 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 18:40:56.984 INFO [stderr] 
Dec 17 18:40:56.984 INFO [stderr] warning: method is never used: `verify`
Dec 17 18:40:56.984 INFO [stderr]   --> src/blockchain/block.rs:76:5
Dec 17 18:40:56.984 INFO [stderr]    |
Dec 17 18:40:56.984 INFO [stderr] 76 |     pub fn verify() -> Result<&'static str, &'static str> {
Dec 17 18:40:56.985 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.985 INFO [stderr] 
Dec 17 18:40:56.985 INFO [stderr] warning: method is never used: `verify`
Dec 17 18:40:56.985 INFO [stderr]   --> src/blockchain/transaction.rs:22:5
Dec 17 18:40:56.985 INFO [stderr]    |
Dec 17 18:40:56.985 INFO [stderr] 22 |     pub fn verify() -> Result<&'static str, &'static str> {
Dec 17 18:40:56.985 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.985 INFO [stderr] 
Dec 17 18:40:56.985 INFO [stderr] warning: method is never used: `new`
Dec 17 18:40:56.985 INFO [stderr]   --> src/blockchain/wallet.rs:25:5
Dec 17 18:40:56.985 INFO [stderr]    |
Dec 17 18:40:56.985 INFO [stderr] 25 |     pub fn new() -> Wallet {
Dec 17 18:40:56.985 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.985 INFO [stderr] 
Dec 17 18:40:56.985 INFO [stderr] warning: constant item is never used: `NOT_FOUND`
Dec 17 18:40:56.985 INFO [stderr]   --> src/rpc/model/error.rs:23:1
Dec 17 18:40:56.985 INFO [stderr]    |
Dec 17 18:40:56.985 INFO [stderr] 23 | / pub const NOT_FOUND: Error = Error {
Dec 17 18:40:56.985 INFO [stderr] 24 | |     error_code: 100404,
Dec 17 18:40:56.985 INFO [stderr] 25 | |     error_message: "Not Found",
Dec 17 18:40:56.985 INFO [stderr] 26 | | };
Dec 17 18:40:56.985 INFO [stderr]    | |__^
Dec 17 18:40:56.985 INFO [stderr] 
Dec 17 18:40:56.985 INFO [stderr] warning: constant item is never used: `INTERNAL_SERVER_ERROR`
Dec 17 18:40:56.985 INFO [stderr]   --> src/rpc/model/error.rs:28:1
Dec 17 18:40:56.985 INFO [stderr]    |
Dec 17 18:40:56.985 INFO [stderr] 28 | / pub const INTERNAL_SERVER_ERROR: Error = Error {
Dec 17 18:40:56.985 INFO [stderr] 29 | |     error_code: 100500,
Dec 17 18:40:56.985 INFO [stderr] 30 | |     error_message: "Internal Server Error",
Dec 17 18:40:56.985 INFO [stderr] 31 | | };
Dec 17 18:40:56.985 INFO [stderr]    | |__^
Dec 17 18:40:56.985 INFO [stderr] 
Dec 17 18:40:56.985 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 17 18:40:56.985 INFO [stderr]  --> src/main.rs:1:12
Dec 17 18:40:56.985 INFO [stderr]   |
Dec 17 18:40:56.985 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 17 18:40:56.985 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 17 18:40:56.985 INFO [stderr]   |
Dec 17 18:40:56.985 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 17 18:40:56.985 INFO [stderr] 
Dec 17 18:40:57.030 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.87s
Dec 17 18:40:57.952 INFO running `"docker" "inspect" "c603e932d55a97f6f7142e3a17814d6e6f25ef691eab23cfe501c5b8644f08a4"`
Dec 17 18:40:58.254 INFO running `"docker" "rm" "-f" "c603e932d55a97f6f7142e3a17814d6e6f25ef691eab23cfe501c5b8644f08a4"`
Dec 17 18:40:58.593 INFO [stdout] c603e932d55a97f6f7142e3a17814d6e6f25ef691eab23cfe501c5b8644f08a4