[INFO] fetching crate fluvio-socket 0.4.4...
[INFO] checking fluvio-socket-0.4.4 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate fluvio-socket 0.4.4 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate fluvio-socket 0.4.4 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fluvio-socket 0.4.4
[INFO] finished tweaking crates.io crate fluvio-socket 0.4.4
[INFO] tweaked toml for crates.io crate fluvio-socket 0.4.4 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47cec8191057c1eb00d0fce8b137b7d4b357d33f2f63721ab2cb4b5ff1431ab4
[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" "47cec8191057c1eb00d0fce8b137b7d4b357d33f2f63721ab2cb4b5ff1431ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47cec8191057c1eb00d0fce8b137b7d4b357d33f2f63721ab2cb4b5ff1431ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47cec8191057c1eb00d0fce8b137b7d4b357d33f2f63721ab2cb4b5ff1431ab4", kill_on_drop: false }`
[INFO] [stdout] 47cec8191057c1eb00d0fce8b137b7d4b357d33f2f63721ab2cb4b5ff1431ab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--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] 9cc7357c0571dba3e427f851e7ebe8a9f7fbe4c9ca9b1128dce9b5bbcc09f2f7
[INFO] running `Command { std: "docker" "start" "-a" "9cc7357c0571dba3e427f851e7ebe8a9f7fbe4c9ca9b1128dce9b5bbcc09f2f7", kill_on_drop: false }`
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking fluvio-protocol-core v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.4
[INFO] [stderr]    Compiling fluvio-test-derive v0.1.0
[INFO] [stderr]    Compiling fluvio-protocol-derive v0.1.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking flv-util v0.5.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking tracing-subscriber v0.2.15
[INFO] [stderr]     Checking async-fs v1.5.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-process v1.0.1
[INFO] [stderr]     Checking async-net v1.5.0
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking fluvio-protocol-api v0.1.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking fluvio-protocol-codec v0.1.1
[INFO] [stderr]     Checking pin-project v1.0.4
[INFO] [stderr]     Checking async-native-tls v0.3.3
[INFO] [stderr]     Checking fluvio-future v0.1.15
[INFO] [stderr]     Checking fluvio-protocol v0.2.1
[INFO] [stderr]     Checking fluvio-socket v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.59s
[INFO] running `Command { std: "docker" "inspect" "9cc7357c0571dba3e427f851e7ebe8a9f7fbe4c9ca9b1128dce9b5bbcc09f2f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc7357c0571dba3e427f851e7ebe8a9f7fbe4c9ca9b1128dce9b5bbcc09f2f7", kill_on_drop: false }`
[INFO] [stdout] 9cc7357c0571dba3e427f851e7ebe8a9f7fbe4c9ca9b1128dce9b5bbcc09f2f7