[INFO] cloning repository https://github.com/ellipticoin/rust-mock-ellipticoin
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ellipticoin/rust-mock-ellipticoin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fellipticoin%2Frust-mock-ellipticoin"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fellipticoin%2Frust-mock-ellipticoin'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8c411fdd2639c226cf8ed7073c0388efcbca924d
[INFO] checking ellipticoin/rust-mock-ellipticoin against beta-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fellipticoin%2Frust-mock-ellipticoin" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ellipticoin/rust-mock-ellipticoin on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ellipticoin/rust-mock-ellipticoin
[INFO] removed path dependency ellipticoin from git repo https://github.com/ellipticoin/rust-mock-ellipticoin
[INFO] removed path dependency wasm-rpc from git repo https://github.com/ellipticoin/rust-mock-ellipticoin
[INFO] finished tweaking git repo https://github.com/ellipticoin/rust-mock-ellipticoin
[INFO] tweaked toml for git repo https://github.com/ellipticoin/rust-mock-ellipticoin written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/ellipticoin/rust-mock-ellipticoin already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (ellipticoin) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (wasm-rpc) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (ellipticoin) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (wasm-rpc) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[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=allow" "-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" "+beta-2019-10-27" "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] 7e2452aa624d79bf9ccea247156265254055babcd46f0ba0deb1cf0db9dac749
[INFO] running `"docker" "start" "-a" "7e2452aa624d79bf9ccea247156265254055babcd46f0ba0deb1cf0db9dac749"`
[INFO] [stderr] warning: dependency (ellipticoin) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (wasm-rpc) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling secp256k1 v0.10.0
[INFO] [stderr]     Checking wee_alloc v0.4.5
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking wasm-rpc v0.2.12
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasm-rpc-0.2.12/src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / #![feature(
[INFO] [stderr] 2 | |     set_stdio,
[INFO] [stderr] 3 | |     alloc_error_handler,
[INFO] [stderr] 4 | |     core_intrinsics,
[INFO] [stderr] 5 | |     panic_info_message,
[INFO] [stderr] 6 | |     try_trait
[INFO] [stderr] 7 | | )]
[INFO] [stderr]   | |__^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `wasm-rpc`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7e2452aa624d79bf9ccea247156265254055babcd46f0ba0deb1cf0db9dac749"`
[INFO] running `"docker" "rm" "-f" "7e2452aa624d79bf9ccea247156265254055babcd46f0ba0deb1cf0db9dac749"`
[INFO] [stdout] 7e2452aa624d79bf9ccea247156265254055babcd46f0ba0deb1cf0db9dac749