[INFO] fetching crate ckb-metrics-service 0.38.0...
[INFO] testing ckb-metrics-service-0.38.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ckb-metrics-service 0.38.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ckb-metrics-service 0.38.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ckb-metrics-service 0.38.0
[INFO] finished tweaking crates.io crate ckb-metrics-service 0.38.0
[INFO] tweaked toml for crates.io crate ckb-metrics-service 0.38.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded metrics-runtime v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 220d8a8af5953940352e387a26a7910023cc6d4eda2a303d94cae94cd9e22c2a
[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" "220d8a8af5953940352e387a26a7910023cc6d4eda2a303d94cae94cd9e22c2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "220d8a8af5953940352e387a26a7910023cc6d4eda2a303d94cae94cd9e22c2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "220d8a8af5953940352e387a26a7910023cc6d4eda2a303d94cae94cd9e22c2a", kill_on_drop: false }`
[INFO] [stdout] 220d8a8af5953940352e387a26a7910023cc6d4eda2a303d94cae94cd9e22c2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e2a75187d12b42ee2d5f218a5222c2b03a834c60308f5fb4138dbce673b008b
[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" "8e2a75187d12b42ee2d5f218a5222c2b03a834c60308f5fb4138dbce673b008b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling metrics-core v0.5.2
[INFO] [stderr]    Compiling metrics v0.12.1
[INFO] [stderr]    Compiling atomic-shim v0.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling im v15.0.0
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling hdrhistogram v6.3.4
[INFO] [stderr]    Compiling quanta v0.3.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling ckb-util v0.38.0
[INFO] [stderr]    Compiling sized-chunks v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling metrics-util v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serde_yaml v0.8.14
[INFO] [stderr]    Compiling metrics-observer-prometheus v0.1.4
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling ckb-logger v0.38.0
[INFO] [stderr]    Compiling ckb-metrics-config v0.38.0
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling metrics-observer-yaml v0.1.1
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling metrics-observer-json v0.1.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling metrics-exporter-log v0.4.0
[INFO] [stderr]    Compiling ckb-async-runtime v0.38.0
[INFO] [stderr]    Compiling ckb-stop-handler v0.38.0
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling metrics-exporter-http v0.3.0
[INFO] [stderr]    Compiling metrics-runtime v0.13.1
[INFO] [stderr]    Compiling ckb-metrics-service v0.38.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 09s
[INFO] running `Command { std: "docker" "inspect" "8e2a75187d12b42ee2d5f218a5222c2b03a834c60308f5fb4138dbce673b008b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2a75187d12b42ee2d5f218a5222c2b03a834c60308f5fb4138dbce673b008b", kill_on_drop: false }`
[INFO] [stdout] 8e2a75187d12b42ee2d5f218a5222c2b03a834c60308f5fb4138dbce673b008b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24ae4f5c6784ea1685e1824fc3f1d35fae0e20935addc6352a142bfe23ec5f51
[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" "24ae4f5c6784ea1685e1824fc3f1d35fae0e20935addc6352a142bfe23ec5f51", kill_on_drop: false }`
[INFO] [stderr]    Compiling ckb-metrics-service v0.38.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "24ae4f5c6784ea1685e1824fc3f1d35fae0e20935addc6352a142bfe23ec5f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24ae4f5c6784ea1685e1824fc3f1d35fae0e20935addc6352a142bfe23ec5f51", kill_on_drop: false }`
[INFO] [stdout] 24ae4f5c6784ea1685e1824fc3f1d35fae0e20935addc6352a142bfe23ec5f51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2a2c1748dc8e4d416a3e75422ef5a371c7f3ed7077ff6b9c4159fd4d139f7f43
[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" "2a2c1748dc8e4d416a3e75422ef5a371c7f3ed7077ff6b9c4159fd4d139f7f43", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ckb_metrics_service-c120db7b24a67d55
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests ckb-metrics-service
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2a2c1748dc8e4d416a3e75422ef5a371c7f3ed7077ff6b9c4159fd4d139f7f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a2c1748dc8e4d416a3e75422ef5a371c7f3ed7077ff6b9c4159fd4d139f7f43", kill_on_drop: false }`
[INFO] [stdout] 2a2c1748dc8e4d416a3e75422ef5a371c7f3ed7077ff6b9c4159fd4d139f7f43