[INFO] fetching crate substrate-keybase-keystore 0.2.0...
[INFO] testing substrate-keybase-keystore-0.2.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate substrate-keybase-keystore 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate substrate-keybase-keystore 0.2.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate substrate-keybase-keystore 0.2.0
[INFO] finished tweaking crates.io crate substrate-keybase-keystore 0.2.0
[INFO] tweaked toml for crates.io crate substrate-keybase-keystore 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48a43ca87bf8279906aeac1cfe5b97b16cd6883b4fdd08e20c12dbbfbc91f156
[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" "48a43ca87bf8279906aeac1cfe5b97b16cd6883b4fdd08e20c12dbbfbc91f156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48a43ca87bf8279906aeac1cfe5b97b16cd6883b4fdd08e20c12dbbfbc91f156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48a43ca87bf8279906aeac1cfe5b97b16cd6883b4fdd08e20c12dbbfbc91f156", kill_on_drop: false }`
[INFO] [stdout] 48a43ca87bf8279906aeac1cfe5b97b16cd6883b4fdd08e20c12dbbfbc91f156
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0981df0ac0b51df454648402947adc23f8da4ebcab6fce4f747c99cb8b594ff
[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" "c0981df0ac0b51df454648402947adc23f8da4ebcab6fce4f747c99cb8b594ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling sha-1 v0.9.1
[INFO] [stderr]    Compiling substrate-prometheus-endpoint v0.8.0-rc4
[INFO] [stderr]    Compiling sp-core v2.0.0
[INFO] [stderr]    Compiling jsonrpsee v0.1.0
[INFO] [stderr]    Compiling multihash v0.11.4
[INFO] [stderr]    Compiling parity-multiaddr v0.9.2
[INFO] [stderr]    Compiling cid v0.5.1
[INFO] [stderr]    Compiling libipld-core v0.3.1
[INFO] [stderr]    Compiling libp2p-core v0.19.2
[INFO] [stderr]    Compiling libipld-macro v0.3.0
[INFO] [stderr]    Compiling libipld v0.3.1
[INFO] [stdout] error[E0599]: no method named `sign` found for struct `ed25519_dalek::Keypair` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libp2p-core-0.19.2/src/identity/ed25519.rs:55:16
[INFO] [stdout]    |
[INFO] [stdout] 55 |         self.0.sign(msg).to_bytes().to_vec()
[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/registry/src/github.com-1ecc6299db9ec823/libp2p-core-0.19.2/src/identity/ed25519.rs:110:29
[INFO] [stdout]     |
[INFO] [stdout] 110 |         ed25519::Signature::from_bytes(sig).and_then(|s| self.0.verify(msg, &s)).is_ok()
[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/registry/src/github.com-1ecc6299db9ec823/libp2p-core-0.19.2/src/identity/ed25519.rs:110:65
[INFO] [stdout]     |
[INFO] [stdout] 110 |         ed25519::Signature::from_bytes(sig).and_then(|s| self.0.verify(msg, &s)).is_ok()
[INFO] [stdout]     |                                                                 ^^^^^^ method not found in `ed25519_dalek::PublicKey`
[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] 
[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 `libp2p-core`.
[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 `Command { std: "docker" "inspect" "c0981df0ac0b51df454648402947adc23f8da4ebcab6fce4f747c99cb8b594ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0981df0ac0b51df454648402947adc23f8da4ebcab6fce4f747c99cb8b594ff", kill_on_drop: false }`
[INFO] [stdout] c0981df0ac0b51df454648402947adc23f8da4ebcab6fce4f747c99cb8b594ff
