[INFO] crate libp2p-yamux 0.14.0-alpha.1 is already in cache
[INFO] checking libp2p-yamux-0.14.0-alpha.1 against try#3738e44c8fffe9e1fdfda9304a4df74ce7b29152 for pr-68746
[INFO] extracting crate libp2p-yamux 0.14.0-alpha.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate libp2p-yamux 0.14.0-alpha.1 on toolchain 3738e44c8fffe9e1fdfda9304a4df74ce7b29152
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libp2p-yamux 0.14.0-alpha.1
[INFO] finished tweaking crates.io crate libp2p-yamux 0.14.0-alpha.1
[INFO] tweaked toml for crates.io crate libp2p-yamux 0.14.0-alpha.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6beded2a8ae5f02b175735162472e9c7fd9b74a4bf6bb0adffddb5559fc0bf4c
[INFO] running `"docker" "start" "-a" "6beded2a8ae5f02b175735162472e9c7fd9b74a4bf6bb0adffddb5559fc0bf4c"`
[INFO] [stderr]     Checking unsigned-varint v0.3.0
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]    Compiling protobuf v2.8.1
[INFO] [stderr]     Checking bs58 v0.3.0
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]    Compiling ring v0.16.10
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.10
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking parity-multihash v0.2.1
[INFO] [stderr]     Checking curve25519-dalek v2.0.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.4
[INFO] [stderr]     Checking multistream-select v0.7.0
[INFO] [stderr]     Checking parity-multiaddr v0.7.1
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking thiserror v1.0.10
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking yamux v0.4.1
[INFO] [stderr]     Checking libp2p-core v0.14.0-alpha.1
[INFO] [stderr]     Checking libp2p-yamux v0.14.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.15s
[INFO] running `"docker" "inspect" "6beded2a8ae5f02b175735162472e9c7fd9b74a4bf6bb0adffddb5559fc0bf4c"`
[INFO] running `"docker" "rm" "-f" "6beded2a8ae5f02b175735162472e9c7fd9b74a4bf6bb0adffddb5559fc0bf4c"`
[INFO] [stdout] 6beded2a8ae5f02b175735162472e9c7fd9b74a4bf6bb0adffddb5559fc0bf4c