[INFO] fetching crate protoc-rust-grpc 0.8.1...
[INFO] testing protoc-rust-grpc-0.8.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate protoc-rust-grpc 0.8.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate protoc-rust-grpc 0.8.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate protoc-rust-grpc 0.8.1
[INFO] finished tweaking crates.io crate protoc-rust-grpc 0.8.1
[INFO] tweaked toml for crates.io crate protoc-rust-grpc 0.8.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b8ed6b892a0fe88d8c3d77c5f71b8d3f527a927ff07574eb12c826561e4f6046
[INFO] running `"docker" "start" "-a" "b8ed6b892a0fe88d8c3d77c5f71b8d3f527a927ff07574eb12c826561e4f6046"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling protoc v2.14.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling protobuf-codegen v2.14.0
[INFO] [stderr]    Compiling grpc-compiler v0.8.1
[INFO] [stderr]    Compiling protoc-rust v2.14.0
[INFO] [stderr]    Compiling protoc-rust-grpc v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.21s
[INFO] running `"docker" "inspect" "b8ed6b892a0fe88d8c3d77c5f71b8d3f527a927ff07574eb12c826561e4f6046"`
[INFO] running `"docker" "rm" "-f" "b8ed6b892a0fe88d8c3d77c5f71b8d3f527a927ff07574eb12c826561e4f6046"`
[INFO] [stdout] b8ed6b892a0fe88d8c3d77c5f71b8d3f527a927ff07574eb12c826561e4f6046
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 66a6b5e92cb92027d951e5dfed4b63cc8566fda9b8bdcb7f4120a4e758be1045
[INFO] running `"docker" "start" "-a" "66a6b5e92cb92027d951e5dfed4b63cc8566fda9b8bdcb7f4120a4e758be1045"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] running `"docker" "inspect" "66a6b5e92cb92027d951e5dfed4b63cc8566fda9b8bdcb7f4120a4e758be1045"`
[INFO] running `"docker" "rm" "-f" "66a6b5e92cb92027d951e5dfed4b63cc8566fda9b8bdcb7f4120a4e758be1045"`
[INFO] [stdout] 66a6b5e92cb92027d951e5dfed4b63cc8566fda9b8bdcb7f4120a4e758be1045
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 880a794ad3b748dd0b9674e714a0402211b9b1358542cc2501b97d261824f987
[INFO] running `"docker" "start" "-a" "880a794ad3b748dd0b9674e714a0402211b9b1358542cc2501b97d261824f987"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] running `"docker" "inspect" "880a794ad3b748dd0b9674e714a0402211b9b1358542cc2501b97d261824f987"`
[INFO] running `"docker" "rm" "-f" "880a794ad3b748dd0b9674e714a0402211b9b1358542cc2501b97d261824f987"`
[INFO] [stdout] 880a794ad3b748dd0b9674e714a0402211b9b1358542cc2501b97d261824f987