[INFO] cloning repository https://github.com/ziyi-yan/helloworld-tonic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ziyi-yan/helloworld-tonic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fziyi-yan%2Fhelloworld-tonic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fziyi-yan%2Fhelloworld-tonic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 433f85f587431c26f95dfa72affc4ead88e344f3
[INFO] testing ziyi-yan/helloworld-tonic against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fziyi-yan%2Fhelloworld-tonic" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ziyi-yan/helloworld-tonic on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ziyi-yan/helloworld-tonic
[INFO] finished tweaking git repo https://github.com/ziyi-yan/helloworld-tonic
[INFO] tweaked toml for git repo https://github.com/ziyi-yan/helloworld-tonic written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ziyi-yan/helloworld-tonic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/tikv/client-rust.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prometheus v0.12.0
[INFO] [stderr]   Downloaded procfs v0.9.1
[INFO] [stderr]   Downloaded derive-new v0.5.9
[INFO] [stderr]   Downloaded fail v0.4.0
[INFO] [stderr]   Downloaded tonic-build v0.4.1
[INFO] [stderr]   Downloaded tonic v0.4.1
[INFO] [stderr]   Downloaded protobuf v2.22.1
[INFO] [stderr]   Downloaded boringssl-src v0.2.0
[INFO] [stderr]   Downloaded grpcio-sys v0.8.1
[INFO] [stderr]   Downloaded grpcio-compiler v0.8.0
[INFO] [stderr]   Downloaded grpcio v0.8.2
[INFO] [stderr]   Downloaded protobuf-build v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bae943af398ebc524dac00be40f238b5655b52a80b5c433fa59cbc218e371d62
[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" "bae943af398ebc524dac00be40f238b5655b52a80b5c433fa59cbc218e371d62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bae943af398ebc524dac00be40f238b5655b52a80b5c433fa59cbc218e371d62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bae943af398ebc524dac00be40f238b5655b52a80b5c433fa59cbc218e371d62", kill_on_drop: false }`
[INFO] [stdout] bae943af398ebc524dac00be40f238b5655b52a80b5c433fa59cbc218e371d62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34de9c89d628cb2000eccf36df5b1630f47c03c7d0f4b5b142242095af3ee5c4
[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" "34de9c89d628cb2000eccf36df5b1630f47c03c7d0f4b5b142242095af3ee5c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling protobuf v2.22.1
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling prometheus v0.12.0
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling tokio v1.3.0
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling boringssl-src v0.2.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling mio v0.7.10
[INFO] [stderr]    Compiling clang-sys v1.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling procfs v0.9.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling fail v0.4.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling grpcio-sys v0.8.1
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling pin-project v1.0.5
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]    Compiling async-stream v0.3.0
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]    Compiling tokio-util v0.6.4
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling tokio-stream v0.1.4
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling grpcio-compiler v0.8.0
[INFO] [stderr]    Compiling tonic-build v0.4.1
[INFO] [stderr]    Compiling h2 v0.3.1
[INFO] [stderr]    Compiling tower v0.4.6
[INFO] [stderr]    Compiling protobuf-build v0.12.0
[INFO] [stderr]    Compiling helloworld-tonic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tikv-client-proto v0.0.0 (https://github.com/tikv/client-rust.git#486a4b2e)
[INFO] [stderr] error: failed to run custom build command for `helloworld-tonic v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/helloworld-tonic-a6c4d5e4266293a4/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: 'rustfmt' is not installed for the toolchain '1.55.0-x86_64-unknown-linux-gnu'
[INFO] [stderr]   To install, run `rustup component add rustfmt --toolchain 1.55.0-x86_64-unknown-linux-gnu`
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "34de9c89d628cb2000eccf36df5b1630f47c03c7d0f4b5b142242095af3ee5c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34de9c89d628cb2000eccf36df5b1630f47c03c7d0f4b5b142242095af3ee5c4", kill_on_drop: false }`
[INFO] [stdout] 34de9c89d628cb2000eccf36df5b1630f47c03c7d0f4b5b142242095af3ee5c4