[INFO] cloning repository https://github.com/substrate-developer-hub/pallet-did
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/substrate-developer-hub/pallet-did" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubstrate-developer-hub%2Fpallet-did", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubstrate-developer-hub%2Fpallet-did'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubstrate-developer-hub%2Fpallet-did" "/workspace/builds/worker-8/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/substrate-developer-hub/pallet-did on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
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[INFO] started tweaking git repo https://github.com/substrate-developer-hub/pallet-did
[INFO] finished tweaking git repo https://github.com/substrate-developer-hub/pallet-did
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[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
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[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7cb7f14256733fb511e83d0d4241bd5b3e574b19d52f574b60511dee861a8b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f7cb7f14256733fb511e83d0d4241bd5b3e574b19d52f574b60511dee861a8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7cb7f14256733fb511e83d0d4241bd5b3e574b19d52f574b60511dee861a8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7cb7f14256733fb511e83d0d4241bd5b3e574b19d52f574b60511dee861a8b8", kill_on_drop: false }`
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[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v2.0.0-rc4 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f)
[INFO] [stderr]    Compiling sp-api-proc-macro v2.0.0-rc4 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f)
[INFO] [stderr]    Compiling frame-support-procedural v2.0.0-rc4 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f)
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[INFO] [stderr]     Checking sp-wasm-interface v2.0.0-rc4 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f)
[INFO] [stderr]     Checking sp-externalities v0.8.0-rc4 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f)
[INFO] [stderr]     Checking sp-arithmetic v2.0.0-rc4 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f)
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[INFO] [stderr]     Checking sp-runtime-interface v2.0.0-rc4 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f)
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[INFO] [stderr]     Checking sp-core v2.0.0-rc4 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f)
[INFO] [stdout] error[E0599]: no method named `sign` found for struct `ed25519_dalek::Keypair` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/substrate-7e08433d4c370a21/00768a1/primitives/core/src/ed25519.rs:497:18
[INFO] [stdout]     |
[INFO] [stdout] 497 |         let r = self.0.sign(message).to_bytes();
[INFO] [stdout]     |                        ^^^^ method not found in `ed25519_dalek::Keypair`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use ed25519_dalek::Signer;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_bytes` found for struct `ed25519_dalek::Signature` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/substrate-7e08433d4c370a21/00768a1/primitives/core/src/ed25519.rs:516:45
[INFO] [stdout]     |
[INFO] [stdout] 516 |         let sig = match ed25519_dalek::Signature::from_bytes(sig) {
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout]     |                                                   |
[INFO] [stdout]     |                                                   function or associated item not found in `ed25519_dalek::Signature`
[INFO] [stdout]     |                                                   help: there is an associated function with a similar name: `to_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use ed25519_dalek::ed25519::signature::Signature;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `verify` found for struct `ed25519_dalek::PublicKey` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/substrate-7e08433d4c370a21/00768a1/primitives/core/src/ed25519.rs:521:20
[INFO] [stdout]     |
[INFO] [stdout] 521 |         match public_key.verify(message.as_ref(), &sig) {
[INFO] [stdout]     |                          ^^^^^^ this is an associated function, not a method
[INFO] [stdout]     |
[INFO] [stdout]     = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stdout] note: the candidate is defined in the trait `crypto::Pair`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/substrate-7e08433d4c370a21/00768a1/primitives/core/src/crypto.rs:821:2
[INFO] [stdout]     |
[INFO] [stdout] 821 |     fn verify<M: AsRef<[u8]>>(sig: &Self::Signature, message: M, pubkey: &Self::Public) -> bool;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use ed25519_dalek::Verifier;`
[INFO] [stdout] help: use associated function syntax instead
[INFO] [stdout]     |
[INFO] [stdout] 521 |         match ed25519_dalek::PublicKey::verify(message.as_ref(), &sig) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for the candidate
[INFO] [stdout]     |
[INFO] [stdout] 521 |         match crypto::Pair::verify(public_key, message.as_ref(), &sig) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sp-core`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "4716b2e51ac02653a114234646bac79633ce67a0c27d764dbfb17a369a683a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4716b2e51ac02653a114234646bac79633ce67a0c27d764dbfb17a369a683a89", kill_on_drop: false }`
[INFO] [stdout] 4716b2e51ac02653a114234646bac79633ce67a0c27d764dbfb17a369a683a89
