[INFO] fetching crate discv5-cli 0.2.4...
[INFO] checking discv5-cli-0.2.4 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate discv5-cli 0.2.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate discv5-cli 0.2.4 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate discv5-cli 0.2.4
[INFO] finished tweaking crates.io crate discv5-cli 0.2.4
[INFO] tweaked toml for crates.io crate discv5-cli 0.2.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate discv5-cli 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dec603ac798df07848e838ce940a6509b0c157cf216e7be34282b8764ccf364c
[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" "dec603ac798df07848e838ce940a6509b0c157cf216e7be34282b8764ccf364c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dec603ac798df07848e838ce940a6509b0c157cf216e7be34282b8764ccf364c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec603ac798df07848e838ce940a6509b0c157cf216e7be34282b8764ccf364c", kill_on_drop: false }`
[INFO] [stdout] dec603ac798df07848e838ce940a6509b0c157cf216e7be34282b8764ccf364c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b04dd38fdb4bf2f149269544dcbe5c66434169a37b284979974bf649683f0b59
[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" "b04dd38fdb4bf2f149269544dcbe5c66434169a37b284979974bf649683f0b59", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
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[INFO] [stderr]    Compiling generic-array v0.14.4
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[INFO] [stderr]    Compiling heck v0.3.2
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[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking rlp v0.5.0
[INFO] [stderr]     Checking tracing-serde v0.1.2
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[INFO] [stderr]    Compiling getrandom v0.2.3
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[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling ring v0.16.20
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[INFO] [stderr]    Compiling prost-build v0.7.0
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[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking der v0.3.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]     Checking parking_lot v0.11.1
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[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking universal-hash v0.4.0
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[INFO] [stderr]     Checking aead v0.4.1
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.2
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[INFO] [stderr]     Checking aes-gcm v0.9.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]     Checking matchers v0.0.1
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[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking simple_logger v1.11.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking elliptic-curve v0.9.12
[INFO] [stderr]     Checking ecdsa v0.11.1
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]     Checking k256 v0.8.1
[INFO] [stderr]    Compiling multihash-derive v0.7.2
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tracing-subscriber v0.2.18
[INFO] [stderr]     Checking enr v0.5.1
[INFO] [stderr]     Checking pin-project v0.4.28
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking multihash v0.13.2
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking multistream-select v0.10.2
[INFO] [stderr]     Checking multistream-select v0.9.1
[INFO] [stderr]     Checking parity-multiaddr v0.11.2
[INFO] [stderr]     Checking parity-multiaddr v0.10.1
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-stream v0.1.6
[INFO] [stderr]    Compiling libp2p-core v0.25.2
[INFO] [stderr]    Compiling libp2p-core v0.28.3
[INFO] [stderr]     Checking discv5 v0.1.0-beta.4
[INFO] [stderr]     Checking discv5-cli v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 52s
[INFO] running `Command { std: "docker" "inspect" "b04dd38fdb4bf2f149269544dcbe5c66434169a37b284979974bf649683f0b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b04dd38fdb4bf2f149269544dcbe5c66434169a37b284979974bf649683f0b59", kill_on_drop: false }`
[INFO] [stdout] b04dd38fdb4bf2f149269544dcbe5c66434169a37b284979974bf649683f0b59