[INFO] fetching crate trust-graph 0.0.1...
[INFO] checking trust-graph-0.0.1 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate trust-graph 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate trust-graph 0.0.1 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trust-graph 0.0.1
[INFO] finished tweaking crates.io crate trust-graph 0.0.1
[INFO] tweaked toml for crates.io crate trust-graph 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blake2 v0.8.1
[INFO] [stderr]   Downloaded zeroize v1.1.0
[INFO] [stderr]   Downloaded which v3.1.1
[INFO] [stderr]   Downloaded js-sys v0.3.44
[INFO] [stderr]   Downloaded rw-stream-sink v0.2.1
[INFO] [stderr]   Downloaded parity-multihash v0.2.3
[INFO] [stderr]   Downloaded multistream-select v0.7.0
[INFO] [stderr]   Downloaded unsigned-varint v0.3.3
[INFO] [stderr]   Downloaded bs58 v0.3.1
[INFO] [stderr]   Downloaded smallvec v1.4.2
[INFO] [stderr]   Downloaded signature v1.2.2
[INFO] [stderr]   Downloaded web-sys v0.3.44
[INFO] [stderr]   Downloaded crunchy v0.2.2
[INFO] [stderr]   Downloaded prost-derive v0.6.1
[INFO] [stderr]   Downloaded untrusted v0.7.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.67
[INFO] [stderr]   Downloaded exitfailure v0.5.1
[INFO] [stderr]   Downloaded multimap v0.8.1
[INFO] [stderr]   Downloaded parity-multiaddr v0.7.3
[INFO] [stderr]   Downloaded data-encoding v2.3.0
[INFO] [stderr]   Downloaded asn1_der_derive v0.1.2
[INFO] [stderr]   Downloaded ed25519 v1.0.1
[INFO] [stderr]   Downloaded pin-project v0.4.23
[INFO] [stderr]   Downloaded zeroize_derive v1.0.0
[INFO] [stderr]   Downloaded keccak v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.67
[INFO] [stderr]   Downloaded pin-project-internal v0.4.23
[INFO] [stderr]   Downloaded petgraph v0.5.1
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[INFO] [stderr]   Downloaded sha2 v0.8.2
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.0-pre.4
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]   Downloaded futures-timer v3.0.2
[INFO] [stderr]   Downloaded fixedbitset v0.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.67
[INFO] [stderr]   Downloaded hmac v0.7.1
[INFO] [stderr]   Downloaded prost v0.6.1
[INFO] [stderr]   Downloaded libp2p-core v0.16.0
[INFO] [stderr]   Downloaded prost-types v0.6.1
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.67
[INFO] [stderr]   Downloaded anyhow v1.0.32
[INFO] [stderr]   Downloaded prost-build v0.6.1
[INFO] [stderr]   Downloaded asn1_der v0.6.3
[INFO] [stderr]   Downloaded curve25519-dalek v2.1.0
[INFO] [stderr]   Downloaded sha3 v0.8.2
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[INFO] [stderr]   Downloaded once_cell v1.4.1
[INFO] [stderr]   Downloaded ring v0.16.15
[INFO] [stderr]   Downloaded libsecp256k1 v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e063381be5b7c1ffa94987710dd8f9b8f91537074441e9ea774ebcef586865d
[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" "7e063381be5b7c1ffa94987710dd8f9b8f91537074441e9ea774ebcef586865d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e063381be5b7c1ffa94987710dd8f9b8f91537074441e9ea774ebcef586865d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e063381be5b7c1ffa94987710dd8f9b8f91537074441e9ea774ebcef586865d", kill_on_drop: false }`
[INFO] [stdout] 7e063381be5b7c1ffa94987710dd8f9b8f91537074441e9ea774ebcef586865d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1745d7aa1ce3130404eb881a5bc4273f43ba4fb9aba62a215a0b8265d123d1e
[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" "d1745d7aa1ce3130404eb881a5bc4273f43ba4fb9aba62a215a0b8265d123d1e", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking unsigned-varint v0.3.3
[INFO] [stderr]    Compiling multimap v0.8.1
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking ed25519 v1.0.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking multistream-select v0.7.0
[INFO] [stderr]     Checking parity-multihash v0.2.3
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]    Compiling libp2p-core v0.16.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.4
[INFO] [stderr]     Checking parity-multiaddr v0.7.3
[INFO] [stderr]     Checking serde_json v1.0.57
[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-0.16.0/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-0.16.0/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-0.16.0/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] running `Command { std: "docker" "inspect" "d1745d7aa1ce3130404eb881a5bc4273f43ba4fb9aba62a215a0b8265d123d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1745d7aa1ce3130404eb881a5bc4273f43ba4fb9aba62a215a0b8265d123d1e", kill_on_drop: false }`
[INFO] [stdout] d1745d7aa1ce3130404eb881a5bc4273f43ba4fb9aba62a215a0b8265d123d1e