[INFO] crate libp2p-ratelimit 0.12.0 is already in cache
[INFO] checking libp2p-ratelimit-0.12.0 against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323
[INFO] extracting crate libp2p-ratelimit 0.12.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate libp2p-ratelimit 0.12.0 on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-ratelimit 0.12.0
[INFO] finished tweaking crates.io crate libp2p-ratelimit 0.12.0
[INFO] tweaked toml for crates.io crate libp2p-ratelimit 0.12.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce8f1c068f057ae81b073c87cf096467eedff0ffee7a5068fc2665d20782420e
[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" "ce8f1c068f057ae81b073c87cf096467eedff0ffee7a5068fc2665d20782420e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce8f1c068f057ae81b073c87cf096467eedff0ffee7a5068fc2665d20782420e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce8f1c068f057ae81b073c87cf096467eedff0ffee7a5068fc2665d20782420e", kill_on_drop: false }`
[INFO] [stdout] ce8f1c068f057ae81b073c87cf096467eedff0ffee7a5068fc2665d20782420e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 888075cda247ac8f8b5465e9bd403a0ae79fe3ee79ab83b7b9c24ac4cb3184d1
[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" "888075cda247ac8f8b5465e9bd403a0ae79fe3ee79ab83b7b9c24ac4cb3184d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unsigned-varint v0.2.3
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling protobuf v2.16.2
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[INFO] [stderr]     Checking lock_api v0.2.0
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[INFO] [stderr]     Checking smallvec v0.6.13
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[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
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[INFO] [stderr]     Checking rand v0.7.3
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[INFO] [stderr]    Compiling quote v0.6.13
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[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]     Checking parity-multiaddr v0.5.0
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[INFO] [stderr]    Compiling zeroize_derive v0.9.3
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[INFO] [stderr]    Compiling synstructure v0.12.4
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[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking libp2p-core v0.12.0
[INFO] [stdout] error[E0277]: the trait bound `rand::prelude::ThreadRng: rand_core::CryptoRng` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libp2p-core-0.12.0/src/identity/ed25519.rs:34:44
[INFO] [stdout]     |
[INFO] [stdout] 34  |         Keypair(ed25519::Keypair::generate(&mut rand::thread_rng()))
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^ the trait `rand_core::CryptoRng` is not implemented for `rand::prelude::ThreadRng`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ed25519-dalek-1.0.0-pre.3/src/ed25519.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 130 |         R: CryptoRng + RngCore,
[INFO] [stdout]     |            --------- required by this bound in `ed25519_dalek::Keypair::generate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `rand::prelude::ThreadRng: rand_core::RngCore` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libp2p-core-0.12.0/src/identity/ed25519.rs:34:44
[INFO] [stdout]     |
[INFO] [stdout] 34  |         Keypair(ed25519::Keypair::generate(&mut rand::thread_rng()))
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^ the trait `rand_core::RngCore` is not implemented for `rand::prelude::ThreadRng`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ed25519-dalek-1.0.0-pre.3/src/ed25519.rs:130:24
[INFO] [stdout]     |
[INFO] [stdout] 130 |         R: CryptoRng + RngCore,
[INFO] [stdout]     |                        ------- required by this bound in `ed25519_dalek::Keypair::generate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `rand::prelude::ThreadRng: rand_core::CryptoRng` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libp2p-core-0.12.0/src/identity/ed25519.rs:141:48
[INFO] [stdout]     |
[INFO] [stdout] 141 |         SecretKey(ed25519::SecretKey::generate(&mut rand::thread_rng()))
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^ the trait `rand_core::CryptoRng` is not implemented for `rand::prelude::ThreadRng`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ed25519-dalek-1.0.0-pre.3/src/secret.rs:172:12
[INFO] [stdout]     |
[INFO] [stdout] 172 |         T: CryptoRng + RngCore,
[INFO] [stdout]     |            --------- required by this bound in `ed25519_dalek::SecretKey::generate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `rand::prelude::ThreadRng: rand_core::RngCore` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libp2p-core-0.12.0/src/identity/ed25519.rs:141:48
[INFO] [stdout]     |
[INFO] [stdout] 141 |         SecretKey(ed25519::SecretKey::generate(&mut rand::thread_rng()))
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^ the trait `rand_core::RngCore` is not implemented for `rand::prelude::ThreadRng`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ed25519-dalek-1.0.0-pre.3/src/secret.rs:172:24
[INFO] [stdout]     |
[INFO] [stdout] 172 |         T: CryptoRng + RngCore,
[INFO] [stdout]     |                        ------- required by this bound in `ed25519_dalek::SecretKey::generate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[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" "888075cda247ac8f8b5465e9bd403a0ae79fe3ee79ab83b7b9c24ac4cb3184d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "888075cda247ac8f8b5465e9bd403a0ae79fe3ee79ab83b7b9c24ac4cb3184d1", kill_on_drop: false }`
[INFO] [stdout] 888075cda247ac8f8b5465e9bd403a0ae79fe3ee79ab83b7b9c24ac4cb3184d1