[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/beta-1.38-1/sources/1.37.0/gh/mpapierski/blake_test"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mpapierski/blake_test'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mpapierski/blake_test" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mpapierski/blake_test"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 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 mpapierski/blake_test 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 mpapierski/blake_test [INFO] finished frobbing mpapierski/blake_test [INFO] frobbed toml for mpapierski/blake_test written to work/ex/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/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" "+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 mpapierski/blake_test against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] cf136c4a68d390d970d3cac44c710a2b061c952b7c34f9ead0389fd301e013e4 [INFO] running `"docker" "start" "-a" "cf136c4a68d390d970d3cac44c710a2b061c952b7c34f9ead0389fd301e013e4"` [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling wee_alloc v0.4.4 [INFO] [stderr] Compiling rustc-hex v2.0.1 [INFO] [stderr] Compiling memory_units v0.4.0 [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] Compiling backtrace v0.3.20 [INFO] [stderr] Compiling uint v0.6.1 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling num-integer v0.1.40 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling proptest v0.9.3 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling num v0.2.0 [INFO] [stderr] Compiling casperlabs-contract-ffi v0.5.0 [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/casperlabs-contract-ffi-0.5.0/src/lib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | / #![feature( [INFO] [stderr] 3 | | alloc, [INFO] [stderr] 4 | | allocator_api, [INFO] [stderr] 5 | | core_intrinsics, [INFO] [stderr] ... | [INFO] [stderr] 8 | | maybe_uninit [INFO] [stderr] 9 | | )] [INFO] [stderr] | |__^ [INFO] [stderr] [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 3 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0554, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0554`. [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" "cf136c4a68d390d970d3cac44c710a2b061c952b7c34f9ead0389fd301e013e4"` [INFO] running `"docker" "rm" "-f" "cf136c4a68d390d970d3cac44c710a2b061c952b7c34f9ead0389fd301e013e4"` [INFO] [stdout] cf136c4a68d390d970d3cac44c710a2b061c952b7c34f9ead0389fd301e013e4