Dec 05 00:47:06.008 INFO checking OpenSTFoundation/rust-mosaic against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 00:47:06.009 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 05 00:47:06.527 INFO [stdout] 2b71ab76c96136a89dbc07061e4c5dc4ab00710f9eb45ce2300643ad7bc431ae
Dec 05 00:47:06.533 INFO running `"docker" "start" "-a" "2b71ab76c96136a89dbc07061e4c5dc4ab00710f9eb45ce2300643ad7bc431ae"`
Dec 05 00:47:08.707 INFO [stderr] usermod: no changes
Dec 05 00:47:09.219 INFO [stderr]     Checking want v0.0.4
Dec 05 00:47:09.219 INFO [stderr]     Checking simple_logger v0.5.0
Dec 05 00:47:09.231 INFO [stderr]     Checking fixed-hash v0.2.5
Dec 05 00:47:09.231 INFO [stderr]     Checking tokio-threadpool v0.1.8
Dec 05 00:47:09.231 INFO [stderr]     Checking jsonrpc-core v8.0.1
Dec 05 00:47:11.367 INFO [stderr]     Checking ethbloom v0.5.0
Dec 05 00:47:14.259 INFO [stderr]     Checking ethereum-types v0.4.0
Dec 05 00:47:15.525 INFO [stderr]     Checking tokio-fs v0.1.4
Dec 05 00:47:18.359 INFO [stderr]     Checking tokio v0.1.11
Dec 05 00:47:20.602 INFO [stderr]     Checking ethabi v6.1.0
Dec 05 00:47:20.604 INFO [stderr]     Checking rlp v0.3.0
Dec 05 00:47:23.189 INFO [stderr]     Checking tokio-core v0.1.17
Dec 05 00:47:27.289 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 05 00:47:27.291 INFO [stderr]     Checking tokio-tls v0.1.4
Dec 05 00:47:27.311 INFO [stderr]     Checking tokio-uds v0.1.7
Dec 05 00:47:34.144 INFO [stderr]     Checking websocket v0.20.4
Dec 05 00:47:36.801 INFO [stderr]     Checking hyper v0.11.27
Dec 05 00:47:46.040 INFO [stderr]     Checking hyper-tls v0.1.4
Dec 05 00:47:49.480 INFO [stderr]     Checking web3 v0.4.0
Dec 05 00:47:59.643 INFO [stderr]     Checking mosaic v0.1.0 (/source)
Dec 05 00:48:10.051 INFO [stderr] warning: type alias is never used: `Signature`
Dec 05 00:48:10.051 INFO [stderr]   --> src/ethereum/types/mod.rs:24:1
Dec 05 00:48:10.052 INFO [stderr]    |
Dec 05 00:48:10.052 INFO [stderr] 24 | pub type Signature = H520;
Dec 05 00:48:10.052 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:48:10.052 INFO [stderr]    |
Dec 05 00:48:10.053 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 00:48:10.053 INFO [stderr] 
Dec 05 00:48:10.053 INFO [stderr] warning: method is never used: `get_accounts`
Dec 05 00:48:10.053 INFO [stderr]    --> src/ethereum/mod.rs:165:5
Dec 05 00:48:10.054 INFO [stderr]     |
Dec 05 00:48:10.054 INFO [stderr] 165 |     pub fn get_accounts(&self) -> impl Future<Item = Vec<Address>, Error = Error> {
Dec 05 00:48:10.054 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:48:10.054 INFO [stderr] 
Dec 05 00:48:10.054 INFO [stderr] warning: method is never used: `sign`
Dec 05 00:48:10.054 INFO [stderr]    --> src/ethereum/mod.rs:184:5
Dec 05 00:48:10.054 INFO [stderr]     |
Dec 05 00:48:10.054 INFO [stderr] 184 |     pub fn sign(&self, data: Bytes) -> impl Future<Item = Signature, Error = Error> {
Dec 05 00:48:10.054 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:48:10.054 INFO [stderr] 
Dec 05 00:48:10.054 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 00:48:10.054 INFO [stderr]   --> src/ethereum/types/block.rs:48:9
Dec 05 00:48:10.054 INFO [stderr]    |
Dec 05 00:48:10.054 INFO [stderr] 48 |         write!(fmt, "Block ({:x})", self.hash);
Dec 05 00:48:10.054 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:48:10.054 INFO [stderr]    |
Dec 05 00:48:10.054 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 00:48:10.054 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 00:48:10.054 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 00:48:10.054 INFO [stderr] 
Dec 05 00:48:10.275 INFO [stderr] warning: type alias is never used: `Signature`
Dec 05 00:48:10.275 INFO [stderr]   --> src/ethereum/types/mod.rs:24:1
Dec 05 00:48:10.275 INFO [stderr]    |
Dec 05 00:48:10.275 INFO [stderr] 24 | pub type Signature = H520;
Dec 05 00:48:10.275 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:48:10.275 INFO [stderr]    |
Dec 05 00:48:10.275 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 00:48:10.275 INFO [stderr] 
Dec 05 00:48:10.275 INFO [stderr] warning: method is never used: `get_accounts`
Dec 05 00:48:10.275 INFO [stderr]    --> src/ethereum/mod.rs:165:5
Dec 05 00:48:10.275 INFO [stderr]     |
Dec 05 00:48:10.275 INFO [stderr] 165 |     pub fn get_accounts(&self) -> impl Future<Item = Vec<Address>, Error = Error> {
Dec 05 00:48:10.275 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:48:10.275 INFO [stderr] 
Dec 05 00:48:10.275 INFO [stderr] warning: method is never used: `sign`
Dec 05 00:48:10.275 INFO [stderr]    --> src/ethereum/mod.rs:184:5
Dec 05 00:48:10.275 INFO [stderr]     |
Dec 05 00:48:10.275 INFO [stderr] 184 |     pub fn sign(&self, data: Bytes) -> impl Future<Item = Signature, Error = Error> {
Dec 05 00:48:10.276 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:48:10.276 INFO [stderr] 
Dec 05 00:48:10.291 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 00:48:10.291 INFO [stderr]   --> src/ethereum/types/block.rs:48:9
Dec 05 00:48:10.291 INFO [stderr]    |
Dec 05 00:48:10.291 INFO [stderr] 48 |         write!(fmt, "Block ({:x})", self.hash);
Dec 05 00:48:10.292 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:48:10.292 INFO [stderr]    |
Dec 05 00:48:10.292 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 00:48:10.292 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 00:48:10.293 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 00:48:10.293 INFO [stderr] 
Dec 05 00:48:20.410 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
Dec 05 00:48:20.441 INFO [stderr] su: No module specific data is present
Dec 05 00:48:21.507 INFO running `"docker" "inspect" "2b71ab76c96136a89dbc07061e4c5dc4ab00710f9eb45ce2300643ad7bc431ae"`
Dec 05 00:48:21.904 INFO running `"docker" "rm" "-f" "2b71ab76c96136a89dbc07061e4c5dc4ab00710f9eb45ce2300643ad7bc431ae"`
Dec 05 00:48:22.255 INFO [stdout] 2b71ab76c96136a89dbc07061e4c5dc4ab00710f9eb45ce2300643ad7bc431ae