[INFO] updating cached repository https://github.com/jkcomment/rust-libp2p-chat-sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13c611665d91ba43b52715d154a6802f836fef59
[INFO] testing jkcomment/rust-libp2p-chat-sample against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjkcomment%2Frust-libp2p-chat-sample" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jkcomment/rust-libp2p-chat-sample on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jkcomment/rust-libp2p-chat-sample
[INFO] finished tweaking git repo https://github.com/jkcomment/rust-libp2p-chat-sample
[INFO] tweaked toml for git repo https://github.com/jkcomment/rust-libp2p-chat-sample written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/jkcomment/rust-libp2p-chat-sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44b0821efde83ef42c48153e583c58222933d8166af04f7ebc62180c8a3797e5
[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" "44b0821efde83ef42c48153e583c58222933d8166af04f7ebc62180c8a3797e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44b0821efde83ef42c48153e583c58222933d8166af04f7ebc62180c8a3797e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44b0821efde83ef42c48153e583c58222933d8166af04f7ebc62180c8a3797e5", kill_on_drop: false }`
[INFO] [stdout] 44b0821efde83ef42c48153e583c58222933d8166af04f7ebc62180c8a3797e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 572c469d8c43ca51823bf0ab0e3a6479af0992ba2409ca9d9f5be57490911bd7
[INFO] running `Command { std: "docker" "start" "-a" "572c469d8c43ca51823bf0ab0e3a6479af0992ba2409ca9d9f5be57490911bd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling protobuf v2.5.0
[INFO] [stderr]    Compiling zeroize v0.5.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling cuckoofilter v0.3.2
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling stream-cipher v0.3.0
[INFO] [stderr]    Compiling blake2 v0.8.0
[INFO] [stderr]    Compiling ctr v0.3.2
[INFO] [stderr]    Compiling tiny-keccak v1.4.2
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling bigint v4.4.1
[INFO] [stderr]    Compiling twofish v0.2.0
[INFO] [stderr]    Compiling dns-parser v0.8.0
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling secp256k1 v0.12.2
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling aes-ctr v0.3.0
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling curve25519-dalek v1.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.13
[INFO] [stderr]    Compiling openssl v0.10.20
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling rw-stream-sink v0.1.1
[INFO] [stderr]    Compiling aio-limited v0.1.0
[INFO] [stderr]    Compiling tokio-stdin-stdout v0.1.5
[INFO] [stderr]    Compiling unsigned-varint v0.2.2
[INFO] [stderr]    Compiling yamux v0.1.9
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling parity-multihash v0.1.0
[INFO] [stderr]    Compiling multistream-select v0.4.0
[INFO] [stderr]    Compiling parity-multiaddr v0.2.0
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling snow v0.5.2
[INFO] [stderr]    Compiling tokio v0.1.18
[INFO] [stderr]    Compiling x25519-dalek v0.5.2
[INFO] [stderr]    Compiling tokio-dns-unofficial v0.4.0
[INFO] [stderr]    Compiling tk-listen v0.2.1
[INFO] [stderr]    Compiling tokio-tls v0.2.1
[INFO] [stderr]    Compiling websocket v0.22.3
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling asn1_der_derive v0.1.1
[INFO] [stderr]    Compiling libp2p-core-derive v0.6.0
[INFO] [stderr]    Compiling asn1_der v0.6.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling ed25519-dalek v1.0.0-pre.1
[INFO] [stderr]    Compiling libp2p-core v0.6.0
[INFO] [stderr]    Compiling libp2p-ping v0.6.0
[INFO] [stderr]    Compiling libp2p-identify v0.6.0
[INFO] [stderr]    Compiling libp2p-floodsub v0.6.0
[INFO] [stderr]    Compiling libp2p-noise v0.4.0
[INFO] [stderr]    Compiling libp2p-ratelimit v0.6.0
[INFO] [stderr]    Compiling libp2p-mplex v0.6.0
[INFO] [stderr]    Compiling libp2p-plaintext v0.6.0
[INFO] [stderr]    Compiling libp2p-dns v0.6.0
[INFO] [stderr]    Compiling libp2p-secio v0.6.0
[INFO] [stderr]    Compiling libp2p-mdns v0.6.0
[INFO] [stderr]    Compiling libp2p-uds v0.6.0
[INFO] [stderr]    Compiling libp2p-tcp v0.6.0
[INFO] [stderr]    Compiling libp2p-websocket v0.6.0
[INFO] [stderr]    Compiling libp2p-yamux v0.6.0
[INFO] [stderr]    Compiling libp2p-kad v0.6.0
[INFO] [stderr]    Compiling libp2p v0.6.0
[INFO] [stderr]    Compiling libp2p-chat-sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "572c469d8c43ca51823bf0ab0e3a6479af0992ba2409ca9d9f5be57490911bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "572c469d8c43ca51823bf0ab0e3a6479af0992ba2409ca9d9f5be57490911bd7", kill_on_drop: false }`
[INFO] [stdout] 572c469d8c43ca51823bf0ab0e3a6479af0992ba2409ca9d9f5be57490911bd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c126b526f12f7a661b4640e1652ddcc0e49a4f7d57271aed465c34e41883b5b
[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" "6c126b526f12f7a661b4640e1652ddcc0e49a4f7d57271aed465c34e41883b5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libp2p-chat-sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "6c126b526f12f7a661b4640e1652ddcc0e49a4f7d57271aed465c34e41883b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c126b526f12f7a661b4640e1652ddcc0e49a4f7d57271aed465c34e41883b5b", kill_on_drop: false }`
[INFO] [stdout] 6c126b526f12f7a661b4640e1652ddcc0e49a4f7d57271aed465c34e41883b5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2431a91daa4b0ad2d5ec4c8fab4f520f9bd0b2e1e3671237db27fc739e337abe
[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" "2431a91daa4b0ad2d5ec4c8fab4f520f9bd0b2e1e3671237db27fc739e337abe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libp2p_chat_sample-d1cee34310fc0111
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2431a91daa4b0ad2d5ec4c8fab4f520f9bd0b2e1e3671237db27fc739e337abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2431a91daa4b0ad2d5ec4c8fab4f520f9bd0b2e1e3671237db27fc739e337abe", kill_on_drop: false }`
[INFO] [stdout] 2431a91daa4b0ad2d5ec4c8fab4f520f9bd0b2e1e3671237db27fc739e337abe