[INFO] fetching crate rgz_msgs 0.1.0...
[INFO] testing rgz_msgs-0.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate rgz_msgs 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rgz_msgs 0.1.0
[INFO] finished tweaking crates.io crate rgz_msgs 0.1.0
[INFO] tweaked toml for crates.io crate rgz_msgs 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rgz_msgs 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 56 packages to highest compatible versions
[INFO] [stderr]       Adding prost v0.11.9 (available: v0.14.4)
[INFO] [stderr]       Adding prost-build v0.11.9 (available: v0.14.4)
[INFO] [stderr]       Adding prost-types v0.11.9 (available: v0.14.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] aac1c16f248611f3e38d4cb32d77542fe5c69f55f55eabc987421a2121980817
[INFO] running `Command { std: "docker" "start" "aac1c16f248611f3e38d4cb32d77542fe5c69f55f55eabc987421a2121980817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aac1c16f248611f3e38d4cb32d77542fe5c69f55f55eabc987421a2121980817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aac1c16f248611f3e38d4cb32d77542fe5c69f55f55eabc987421a2121980817" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aac1c16f248611f3e38d4cb32d77542fe5c69f55f55eabc987421a2121980817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aac1c16f248611f3e38d4cb32d77542fe5c69f55f55eabc987421a2121980817" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rgz_derive v0.1.0
[INFO] [stderr]    Compiling prost-build v0.11.9
[INFO] [stderr]    Compiling rgz_msgs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `rgz_msgs v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/release/build/rgz_msgs/ac43448005617d5f/out/build_script_build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] running `Command { std: "docker" "inspect" "aac1c16f248611f3e38d4cb32d77542fe5c69f55f55eabc987421a2121980817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aac1c16f248611f3e38d4cb32d77542fe5c69f55f55eabc987421a2121980817", kill_on_drop: false }`
[INFO] [stdout] aac1c16f248611f3e38d4cb32d77542fe5c69f55f55eabc987421a2121980817
