[INFO] cloning repository https://github.com/paoloposso/grpc-rust-poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paoloposso/grpc-rust-poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaoloposso%2Fgrpc-rust-poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaoloposso%2Fgrpc-rust-poc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 708cd374dfa613c3415473163a657448cac7b014
[INFO] testing paoloposso/grpc-rust-poc against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaoloposso%2Fgrpc-rust-poc" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paoloposso/grpc-rust-poc on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/paoloposso/grpc-rust-poc
[INFO] finished tweaking git repo https://github.com/paoloposso/grpc-rust-poc
[INFO] tweaked toml for git repo https://github.com/paoloposso/grpc-rust-poc written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/paoloposso/grpc-rust-poc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d971d5a97885a5d39dc2e5c455950e293f458aef430852b348f031e887e2e7dc
[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" "d971d5a97885a5d39dc2e5c455950e293f458aef430852b348f031e887e2e7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d971d5a97885a5d39dc2e5c455950e293f458aef430852b348f031e887e2e7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d971d5a97885a5d39dc2e5c455950e293f458aef430852b348f031e887e2e7dc", kill_on_drop: false }`
[INFO] [stdout] d971d5a97885a5d39dc2e5c455950e293f458aef430852b348f031e887e2e7dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] eba1642e9e21f8cfc1521930bb61fd87ff5f4ffa130bfd4c4e4aec4491fc8ba7
[INFO] running `Command { std: "docker" "start" "-a" "eba1642e9e21f8cfc1521930bb61fd87ff5f4ffa130bfd4c4e4aec4491fc8ba7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling httparse v1.3.6
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling http-body v0.4.1
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling rustls v0.19.0
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling async-stream v0.3.0
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling pin-project v1.0.6
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling tokio-util v0.6.5
[INFO] [stderr]    Compiling tokio-stream v0.1.5
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling tonic-build v0.4.1
[INFO] [stderr]    Compiling h2 v0.3.2
[INFO] [stderr]    Compiling tower v0.4.6
[INFO] [stderr]    Compiling grpc_server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stderr]    Compiling grpc_client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stderr] error: failed to run custom build command for `grpc_client v0.1.0 (/opt/rustwide/workdir/client)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/grpc_client-df407f1044dc1f5b/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: 'rustfmt' is not installed for the toolchain '1.54.0-x86_64-unknown-linux-gnu'
[INFO] [stderr]   To install, run `rustup component add rustfmt --toolchain 1.54.0-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" "eba1642e9e21f8cfc1521930bb61fd87ff5f4ffa130bfd4c4e4aec4491fc8ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba1642e9e21f8cfc1521930bb61fd87ff5f4ffa130bfd4c4e4aec4491fc8ba7", kill_on_drop: false }`
[INFO] [stdout] eba1642e9e21f8cfc1521930bb61fd87ff5f4ffa130bfd4c4e4aec4491fc8ba7
