[INFO] updating cached repository ezragoss/chain-implementation
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ezragoss/chain-implementation
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ezragoss/chain-implementation" "work/ex/beta-1.38-1/sources/1.37.0/gh/ezragoss/chain-implementation"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ezragoss/chain-implementation'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ezragoss/chain-implementation" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ezragoss/chain-implementation"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ezragoss/chain-implementation'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 84b2be78343bd3dbed9946a324219e5883e90589
[INFO] sha for GitHub repo ezragoss/chain-implementation: 84b2be78343bd3dbed9946a324219e5883e90589
[INFO] validating manifest of ezragoss/chain-implementation on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ezragoss/chain-implementation on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ezragoss/chain-implementation
[INFO] finished frobbing ezragoss/chain-implementation
[INFO] frobbed toml for ezragoss/chain-implementation written to work/ex/beta-1.38-1/sources/1.37.0/gh/ezragoss/chain-implementation/Cargo.toml
[INFO] started frobbing ezragoss/chain-implementation
[INFO] finished frobbing ezragoss/chain-implementation
[INFO] frobbed toml for ezragoss/chain-implementation written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ezragoss/chain-implementation/Cargo.toml
[INFO] crate ezragoss/chain-implementation already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ezragoss/chain-implementation against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ezragoss/chain-implementation:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 603fada1d8b88a64b8fe648844fbb380daac51afae173c2bcceefd024d9f8517
[INFO] running `"docker" "start" "-a" "603fada1d8b88a64b8fe648844fbb380daac51afae173c2bcceefd024d9f8517"`
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling odds v0.2.25
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling nodrop v0.1.10
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num v0.1.40
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling generic-array v0.8.3
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.2.0
[INFO] [stderr]    Compiling digest v0.6.2
[INFO] [stderr]    Compiling sha3 v0.6.0
[INFO] [stderr]    Compiling rust_implementation v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: expected expression, found `}`
[INFO] [stderr]   --> src/block.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         return Block::<T>
[INFO] [stderr]    |                ---------- while parsing this struct
[INFO] [stderr] ...
[INFO] [stderr] 30 |         }
[INFO] [stderr]    |         ^ expected expression
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/block.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `block::Block<T>: digest::FixedOutput` is not satisfied
[INFO] [stderr]   --> src/block.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 | impl <T> Digest for Block<T>
[INFO] [stderr]    |          ^^^^^^ the trait `digest::FixedOutput` is not implemented for `block::Block<T>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `block::Block<T>: digest::BlockInput` is not satisfied
[INFO] [stderr]   --> src/block.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 | impl <T> Digest for Block<T>
[INFO] [stderr]    |          ^^^^^^ the trait `digest::BlockInput` is not implemented for `block::Block<T>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `block::Block<T>: digest::Input` is not satisfied
[INFO] [stderr]   --> src/block.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 | impl <T> Digest for Block<T>
[INFO] [stderr]    |          ^^^^^^ the trait `digest::Input` is not implemented for `block::Block<T>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `rust_implementation`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "603fada1d8b88a64b8fe648844fbb380daac51afae173c2bcceefd024d9f8517"`
[INFO] running `"docker" "rm" "-f" "603fada1d8b88a64b8fe648844fbb380daac51afae173c2bcceefd024d9f8517"`
[INFO] [stdout] 603fada1d8b88a64b8fe648844fbb380daac51afae173c2bcceefd024d9f8517