[INFO] cloning repository https://github.com/jackie-h/rust-ffi-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackie-h/rust-ffi-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackie-h%2Frust-ffi-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackie-h%2Frust-ffi-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc885526ebb7fa77c6f40ae981c427c8318a0997
[INFO] checking jackie-h/rust-ffi-examples against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackie-h%2Frust-ffi-examples" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jackie-h/rust-ffi-examples on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jackie-h/rust-ffi-examples
[INFO] finished tweaking git repo https://github.com/jackie-h/rust-ffi-examples
[INFO] tweaked toml for git repo https://github.com/jackie-h/rust-ffi-examples written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/jackie-h/rust-ffi-examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47e3dc77652139d0155e5d520dd60ade9fde863ed2dca1e00cc48a45352a7ce0
[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" "47e3dc77652139d0155e5d520dd60ade9fde863ed2dca1e00cc48a45352a7ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47e3dc77652139d0155e5d520dd60ade9fde863ed2dca1e00cc48a45352a7ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47e3dc77652139d0155e5d520dd60ade9fde863ed2dca1e00cc48a45352a7ce0", kill_on_drop: false }`
[INFO] [stdout] 47e3dc77652139d0155e5d520dd60ade9fde863ed2dca1e00cc48a45352a7ce0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5590eb6a3bc6497b5d10399c552c963416058d1f39ddba6865daea07b7c5416b
[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" "5590eb6a3bc6497b5d10399c552c963416058d1f39ddba6865daea07b7c5416b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling cpp_examples v0.1.0 (/opt/rustwide/workdir/cpp_examples)
[INFO] [stderr] error: failed to run custom build command for `cpp_examples v0.1.0 (/opt/rustwide/workdir/cpp_examples)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cpp_examples-1177b78a864d16bb/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "5590eb6a3bc6497b5d10399c552c963416058d1f39ddba6865daea07b7c5416b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5590eb6a3bc6497b5d10399c552c963416058d1f39ddba6865daea07b7c5416b", kill_on_drop: false }`
[INFO] [stdout] 5590eb6a3bc6497b5d10399c552c963416058d1f39ddba6865daea07b7c5416b