[INFO] fetching crate sc-offchain 2.0.0-alpha.5...
[INFO] checking sc-offchain-2.0.0-alpha.5 against try#3ae4c050387df9f7fbb379ee90ce8bf05e566870 for pr-70872
[INFO] extracting crate sc-offchain 2.0.0-alpha.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sc-offchain 2.0.0-alpha.5 on toolchain 3ae4c050387df9f7fbb379ee90ce8bf05e566870
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sc-offchain 2.0.0-alpha.5
[INFO] finished tweaking crates.io crate sc-offchain 2.0.0-alpha.5
[INFO] tweaked toml for crates.io crate sc-offchain 2.0.0-alpha.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e52d65f9609248dfe562557446e8c7fb274d53e16dba2081f02affc1dfed4b21
[INFO] running `"docker" "start" "-a" "e52d65f9609248dfe562557446e8c7fb274d53e16dba2081f02affc1dfed4b21"`
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]    Compiling hex-literal-impl v0.2.1
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking chacha20-poly1305-aead v0.1.2
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking linked_hash_set v0.1.3
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking uint v0.8.2
[INFO] [stderr]    Compiling snow v0.6.2
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]     Checking prometheus v0.7.0
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking cuckoofilter v0.3.2
[INFO] [stderr]     Checking tokio v0.2.16
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-alpha.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.14
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling paste-impl v0.1.10
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.60
[INFO] [stderr]    Compiling libp2p-core-derive v0.16.0
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling slog_derive v0.2.0
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking salsa20-core v0.2.3
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]     Checking sp-panic-handler v2.0.0-alpha.5
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking paste v0.1.10
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking thiserror v1.0.14
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]     Checking salsa20 v0.3.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking fixed-hash v0.6.0
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]     Checking tracing v0.1.13
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking curve25519-dalek v2.0.0
[INFO] [stderr] error: constants of type `*mut core::ffi::c_void` cannot be used in a pattern
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasmi-0.6.2/src/memory/mmap_bytebuf.rs:73:13
[INFO] [stderr]    |
[INFO] [stderr] 73 |             libc::MAP_FAILED => Err("mmap returned an error".into()),
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking merlin v2.0.0
[INFO] [stderr]     Checking trie-db v0.20.0
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `wasmi`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "e52d65f9609248dfe562557446e8c7fb274d53e16dba2081f02affc1dfed4b21"`
[INFO] running `"docker" "rm" "-f" "e52d65f9609248dfe562557446e8c7fb274d53e16dba2081f02affc1dfed4b21"`
[INFO] [stdout] e52d65f9609248dfe562557446e8c7fb274d53e16dba2081f02affc1dfed4b21