[INFO] fetching crate janus-kafka 0.2.2...
[INFO] checking janus-kafka-0.2.2 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] extracting crate janus-kafka 0.2.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate janus-kafka 0.2.2 on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate janus-kafka 0.2.2
[INFO] finished tweaking crates.io crate janus-kafka 0.2.2
[INFO] tweaked toml for crates.io crate janus-kafka 0.2.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4d3e67c09bfab7f6da6b97c00c2ca11e36757d419cf68468ecd526cabef0a10
[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" "b4d3e67c09bfab7f6da6b97c00c2ca11e36757d419cf68468ecd526cabef0a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4d3e67c09bfab7f6da6b97c00c2ca11e36757d419cf68468ecd526cabef0a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d3e67c09bfab7f6da6b97c00c2ca11e36757d419cf68468ecd526cabef0a10", kill_on_drop: false }`
[INFO] [stdout] b4d3e67c09bfab7f6da6b97c00c2ca11e36757d419cf68468ecd526cabef0a10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b38f6e5a827fa3f0e9206da1f99d3d66388046c4b7cc484fa8cf1c2e9e347463
[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" "b38f6e5a827fa3f0e9206da1f99d3d66388046c4b7cc484fa8cf1c2e9e347463", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]    Compiling serde_derive v1.0.120
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking log v0.4.13
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling rdkafka-sys v2.1.0+1.5.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]    Compiling serde v1.0.120
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking janus v0.2.0
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking rdkafka v0.24.0
[INFO] [stderr]     Checking janus-kafka v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 11s
[INFO] running `Command { std: "docker" "inspect" "b38f6e5a827fa3f0e9206da1f99d3d66388046c4b7cc484fa8cf1c2e9e347463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38f6e5a827fa3f0e9206da1f99d3d66388046c4b7cc484fa8cf1c2e9e347463", kill_on_drop: false }`
[INFO] [stdout] b38f6e5a827fa3f0e9206da1f99d3d66388046c4b7cc484fa8cf1c2e9e347463