[INFO] updating cached repository mpapierski/blake_test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mpapierski/blake_test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mpapierski/blake_test" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/mpapierski/blake_test"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/mpapierski/blake_test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mpapierski/blake_test" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/mpapierski/blake_test"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/mpapierski/blake_test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3d6a714707b59afbefb3b88c4101722038330dce
[INFO] sha for GitHub repo mpapierski/blake_test: 3d6a714707b59afbefb3b88c4101722038330dce
[INFO] validating manifest of mpapierski/blake_test 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 mpapierski/blake_test 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 mpapierski/blake_test
[INFO] finished frobbing mpapierski/blake_test
[INFO] frobbed toml for mpapierski/blake_test written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/mpapierski/blake_test/Cargo.toml
[INFO] started frobbing mpapierski/blake_test
[INFO] finished frobbing mpapierski/blake_test
[INFO] frobbed toml for mpapierski/blake_test written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/mpapierski/blake_test/Cargo.toml
[INFO] crate mpapierski/blake_test 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking mpapierski/blake_test against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-6/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/mpapierski/blake_test:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 07f1bc4a4a1bfc5ca511e01d0c779af0fd64cdc78eb55ff7102ce8fceb8524e5
[INFO] running `"docker" "start" "-a" "07f1bc4a4a1bfc5ca511e01d0c779af0fd64cdc78eb55ff7102ce8fceb8524e5"`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling wee_alloc v0.4.4
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]    Compiling num-traits v0.2.7
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-iter v0.1.38
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking uint v0.6.1
[INFO] [stderr]     Checking num-integer v0.1.40
[INFO] [stderr]     Checking num-complex v0.2.1
[INFO] [stderr]     Checking proptest v0.9.3
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking casperlabs-contract-ffi v0.5.0
[INFO] [stderr] error[E0599]: no function or associated item named `uninitialized` found for type `core::mem::MaybeUninit<_>` in the current scope
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/casperlabs-contract-ffi-0.5.0/src/bytesrepr.rs:329:63
[INFO] [stderr]     |
[INFO] [stderr] 329 |         let mut result: MaybeUninit<[T; N256]> = MaybeUninit::uninitialized();
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^ function or associated item not found in `core::mem::MaybeUninit<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `into_initialized` found for type `core::mem::MaybeUninit<[T; 256]>` in the current scope
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/casperlabs-contract-ffi-0.5.0/src/bytesrepr.rs:337:24
[INFO] [stderr]     |
[INFO] [stderr] 337 |             Ok((result.into_initialized(), stream))
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `casperlabs-contract-ffi`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "07f1bc4a4a1bfc5ca511e01d0c779af0fd64cdc78eb55ff7102ce8fceb8524e5"`
[INFO] running `"docker" "rm" "-f" "07f1bc4a4a1bfc5ca511e01d0c779af0fd64cdc78eb55ff7102ce8fceb8524e5"`
[INFO] [stdout] 07f1bc4a4a1bfc5ca511e01d0c779af0fd64cdc78eb55ff7102ce8fceb8524e5