[INFO] updating cached repository CodeChain-io/codechain-blake-miner
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CodeChain-io/codechain-blake-miner
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CodeChain-io/codechain-blake-miner" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/CodeChain-io/codechain-blake-miner"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/CodeChain-io/codechain-blake-miner'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CodeChain-io/codechain-blake-miner" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/CodeChain-io/codechain-blake-miner"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/CodeChain-io/codechain-blake-miner'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 32cacca8698b00459b91dc0de371678dcee764a3
[INFO] sha for GitHub repo CodeChain-io/codechain-blake-miner: 32cacca8698b00459b91dc0de371678dcee764a3
[INFO] validating manifest of CodeChain-io/codechain-blake-miner on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of CodeChain-io/codechain-blake-miner on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing CodeChain-io/codechain-blake-miner
[INFO] finished frobbing CodeChain-io/codechain-blake-miner
[INFO] frobbed toml for CodeChain-io/codechain-blake-miner written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/CodeChain-io/codechain-blake-miner/Cargo.toml
[INFO] started frobbing CodeChain-io/codechain-blake-miner
[INFO] finished frobbing CodeChain-io/codechain-blake-miner
[INFO] frobbed toml for CodeChain-io/codechain-blake-miner written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/CodeChain-io/codechain-blake-miner/Cargo.toml
[INFO] crate CodeChain-io/codechain-blake-miner already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking CodeChain-io/codechain-blake-miner against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-7/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/CodeChain-io/codechain-blake-miner:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2de41f43c3347b21e5918f710e199cb00e0182f093078de4feca32685d979a7c
[INFO] running `"docker" "start" "-a" "2de41f43c3347b21e5918f710e199cb00e0182f093078de4feca32685d979a7c"`
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling serde v1.0.72
[INFO] [stderr]    Compiling ryu v0.2.4
[INFO] [stderr]     Checking termcolor v1.0.1
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking tokio-executor v0.1.3
[INFO] [stderr]     Checking bytes v0.4.9
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.6.6
[INFO] [stderr]    Compiling uint v0.2.1
[INFO] [stderr]    Compiling ethereum-types v0.3.2
[INFO] [stderr]     Checking fixed-hash v0.2.1
[INFO] [stderr]     Checking elastic-array v0.10.0
[INFO] [stderr]     Checking tokio-timer v0.2.5
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr] error: a macro named `impl_heapsize_for_hash` has already been exported
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/fixed-hash-0.2.1/src/hash.rs:431:1
[INFO] [stderr]     |
[INFO] [stderr] 431 | / macro_rules! impl_heapsize_for_hash {
[INFO] [stderr] 432 | |     ($name: ident) => {
[INFO] [stderr] 433 | |         impl $crate::heapsize::HeapSizeOf for $name {
[INFO] [stderr] 434 | |             fn heap_size_of_children(&self) -> usize {
[INFO] [stderr] ...   |
[INFO] [stderr] 438 | |     }
[INFO] [stderr] 439 | | }
[INFO] [stderr]     | |_^ `impl_heapsize_for_hash` already exported
[INFO] [stderr]     |
[INFO] [stderr] note: previous macro export is now shadowed
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/fixed-hash-0.2.1/src/hash.rs:325:1
[INFO] [stderr]     |
[INFO] [stderr] 325 | / macro_rules! impl_heapsize_for_hash {
[INFO] [stderr] 326 | |     ($name: ident) => {
[INFO] [stderr] 327 | |         impl $crate::heapsize::HeapSizeOf for $name {
[INFO] [stderr] 328 | |             fn heap_size_of_children(&self) -> usize {
[INFO] [stderr] ...   |
[INFO] [stderr] 332 | |     }
[INFO] [stderr] 333 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `fixed-hash`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "2de41f43c3347b21e5918f710e199cb00e0182f093078de4feca32685d979a7c"`
[INFO] running `"docker" "rm" "-f" "2de41f43c3347b21e5918f710e199cb00e0182f093078de4feca32685d979a7c"`
[INFO] [stdout] 2de41f43c3347b21e5918f710e199cb00e0182f093078de4feca32685d979a7c