[INFO] updating cached repository https://github.com/satelit-project/protoc-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 58169acab32a6824ea5d490e4691feb9d2d8cf21
[INFO] checking satelit-project/protoc-rust against beta-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsatelit-project%2Fprotoc-rust" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/satelit-project/protoc-rust on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/satelit-project/protoc-rust
[INFO] finished tweaking git repo https://github.com/satelit-project/protoc-rust
[INFO] tweaked toml for git repo https://github.com/satelit-project/protoc-rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/satelit-project/protoc-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=allow" "-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-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b13d76d265cf369abbb9395241007feb8e8df513bdc5c2bafa8199c8b6a8288d
[INFO] running `"docker" "start" "-a" "b13d76d265cf369abbb9395241007feb8e8df513bdc5c2bafa8199c8b6a8288d"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking syn v1.0.5
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling backtrace v0.3.33
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling prost-build v0.5.0 (https://github.com/satelit-project/prost.git?branch=v0.5.0-protoc#3e7b2b96)
[INFO] [stderr]    Compiling prost-derive v0.5.0 (https://github.com/satelit-project/prost.git?branch=v0.5.0-protoc#3e7b2b96)
[INFO] [stderr]     Checking prost v0.5.0 (https://github.com/satelit-project/prost.git?branch=v0.5.0-protoc#3e7b2b96)
[INFO] [stderr]     Checking prost-types v0.5.0 (https://github.com/satelit-project/prost.git?branch=v0.5.0-protoc#3e7b2b96)
[INFO] [stderr]     Checking tonic-build v0.1.0-alpha.3 (https://github.com/satelit-project/tonic.git?branch=protoc#4aa77671)
[INFO] [stderr]     Checking protoc-rust v0.2.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.36s
[INFO] running `"docker" "inspect" "b13d76d265cf369abbb9395241007feb8e8df513bdc5c2bafa8199c8b6a8288d"`
[INFO] running `"docker" "rm" "-f" "b13d76d265cf369abbb9395241007feb8e8df513bdc5c2bafa8199c8b6a8288d"`
[INFO] [stdout] b13d76d265cf369abbb9395241007feb8e8df513bdc5c2bafa8199c8b6a8288d