[INFO] updating cached repository OpenSTFoundation/rust-mosaic
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/OpenSTFoundation/rust-mosaic
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/OpenSTFoundation/rust-mosaic" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/OpenSTFoundation/rust-mosaic"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/OpenSTFoundation/rust-mosaic'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/OpenSTFoundation/rust-mosaic" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/OpenSTFoundation/rust-mosaic"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/OpenSTFoundation/rust-mosaic'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6674cf0f4aec791ff0cd3ced00a22f295ddbe0c3
[INFO] sha for GitHub repo OpenSTFoundation/rust-mosaic: 6674cf0f4aec791ff0cd3ced00a22f295ddbe0c3
[INFO] validating manifest of OpenSTFoundation/rust-mosaic on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of OpenSTFoundation/rust-mosaic on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing OpenSTFoundation/rust-mosaic
[INFO] finished frobbing OpenSTFoundation/rust-mosaic
[INFO] frobbed toml for OpenSTFoundation/rust-mosaic written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/OpenSTFoundation/rust-mosaic/Cargo.toml
[INFO] started frobbing OpenSTFoundation/rust-mosaic
[INFO] finished frobbing OpenSTFoundation/rust-mosaic
[INFO] frobbed toml for OpenSTFoundation/rust-mosaic written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/OpenSTFoundation/rust-mosaic/Cargo.toml
[INFO] crate OpenSTFoundation/rust-mosaic has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing OpenSTFoundation/rust-mosaic against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/OpenSTFoundation/rust-mosaic:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 26e8554b62deb905cbef80c33840e558f120de5734bd03d1e386acb5b865e959
[INFO] running `"docker" "start" "-a" "26e8554b62deb905cbef80c33840e558f120de5734bd03d1e386acb5b865e959"`
[INFO] [stderr]    Compiling rpassword v2.0.0
[INFO] [stderr]    Compiling simple_logger v0.5.0
[INFO] [stderr]    Compiling fixed-hash v0.2.5
[INFO] [stderr]    Compiling tokio-threadpool v0.1.8
[INFO] [stderr]    Compiling jsonrpc-core v8.0.1
[INFO] [stderr]    Compiling ethbloom v0.5.0
[INFO] [stderr]    Compiling ethereum-types v0.4.0
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.11
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling tokio-uds v0.1.7
[INFO] [stderr]    Compiling websocket v0.20.4
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling ethabi v6.1.0
[INFO] [stderr]    Compiling rlp v0.3.0
[INFO] [stderr]    Compiling hyper-tls v0.1.4
[INFO] [stderr]    Compiling web3 v0.4.0
[INFO] [stderr]    Compiling mosaic v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: type alias is never used: `Signature`
[INFO] [stderr]   --> src/ethereum/types/mod.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub type Signature = H520;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_accounts`
[INFO] [stderr]    --> src/ethereum/mod.rs:165:5
[INFO] [stderr]     |
[INFO] [stderr] 165 |     pub fn get_accounts(&self) -> impl Future<Item = Vec<Address>, Error = Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sign`
[INFO] [stderr]    --> src/ethereum/mod.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     pub fn sign(&self, data: Bytes) -> impl Future<Item = Signature, Error = Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/ethereum/types/block.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         write!(fmt, "Block ({:x})", self.hash);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `"docker" "inspect" "26e8554b62deb905cbef80c33840e558f120de5734bd03d1e386acb5b865e959"`
[INFO] running `"docker" "rm" "-f" "26e8554b62deb905cbef80c33840e558f120de5734bd03d1e386acb5b865e959"`
[INFO] [stdout] 26e8554b62deb905cbef80c33840e558f120de5734bd03d1e386acb5b865e959
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/OpenSTFoundation/rust-mosaic:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3825d766f4e21fcaca3fdaf36ef078403c7678f5289e5a63a211ecb099aa6b1c
[INFO] running `"docker" "start" "-a" "3825d766f4e21fcaca3fdaf36ef078403c7678f5289e5a63a211ecb099aa6b1c"`
[INFO] [stderr]    Compiling mosaic v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: type alias is never used: `Signature`
[INFO] [stderr]   --> src/ethereum/types/mod.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub type Signature = H520;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_accounts`
[INFO] [stderr]    --> src/ethereum/mod.rs:165:5
[INFO] [stderr]     |
[INFO] [stderr] 165 |     pub fn get_accounts(&self) -> impl Future<Item = Vec<Address>, Error = Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sign`
[INFO] [stderr]    --> src/ethereum/mod.rs:184:5
[INFO] [stderr]     |
[INFO] [stderr] 184 |     pub fn sign(&self, data: Bytes) -> impl Future<Item = Signature, Error = Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/ethereum/types/block.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         write!(fmt, "Block ({:x})", self.hash);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.33s
[INFO] running `"docker" "inspect" "3825d766f4e21fcaca3fdaf36ef078403c7678f5289e5a63a211ecb099aa6b1c"`
[INFO] running `"docker" "rm" "-f" "3825d766f4e21fcaca3fdaf36ef078403c7678f5289e5a63a211ecb099aa6b1c"`
[INFO] [stdout] 3825d766f4e21fcaca3fdaf36ef078403c7678f5289e5a63a211ecb099aa6b1c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/OpenSTFoundation/rust-mosaic:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 920d41c5125e082e6fdaefb700bc2eaafad5e17fbccd88d4a7bc557192d7c909
[INFO] running `"docker" "start" "-a" "920d41c5125e082e6fdaefb700bc2eaafad5e17fbccd88d4a7bc557192d7c909"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mosaic-5129579f2cfdb5dd
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test config::test::the_config_reads_the_environment_variables ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mosaic-239117e09bbd1a7c
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mosaic
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "920d41c5125e082e6fdaefb700bc2eaafad5e17fbccd88d4a7bc557192d7c909"`
[INFO] running `"docker" "rm" "-f" "920d41c5125e082e6fdaefb700bc2eaafad5e17fbccd88d4a7bc557192d7c909"`
[INFO] [stdout] 920d41c5125e082e6fdaefb700bc2eaafad5e17fbccd88d4a7bc557192d7c909