[INFO] cloning repository https://github.com/dodecaphonic/rust_ffi_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dodecaphonic/rust_ffi_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdodecaphonic%2Frust_ffi_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdodecaphonic%2Frust_ffi_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73a1c32ee74f0848947012a1fdf456c29367a2b1
[INFO] checking dodecaphonic/rust_ffi_example against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdodecaphonic%2Frust_ffi_example" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dodecaphonic/rust_ffi_example on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dodecaphonic/rust_ffi_example
[INFO] finished tweaking git repo https://github.com/dodecaphonic/rust_ffi_example
[INFO] tweaked toml for git repo https://github.com/dodecaphonic/rust_ffi_example written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/dodecaphonic/rust_ffi_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9aef46d4434e656dd129789e5924eeddd315235f287e460968019de0318d172
[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" "b9aef46d4434e656dd129789e5924eeddd315235f287e460968019de0318d172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9aef46d4434e656dd129789e5924eeddd315235f287e460968019de0318d172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9aef46d4434e656dd129789e5924eeddd315235f287e460968019de0318d172", kill_on_drop: false }`
[INFO] [stdout] b9aef46d4434e656dd129789e5924eeddd315235f287e460968019de0318d172
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d46d5fbec21cae8221dd1efa3cdf10efed9ff26266978925e7adf36d4779c938
[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" "d46d5fbec21cae8221dd1efa3cdf10efed9ff26266978925e7adf36d4779c938", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_ffi_example v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "d46d5fbec21cae8221dd1efa3cdf10efed9ff26266978925e7adf36d4779c938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d46d5fbec21cae8221dd1efa3cdf10efed9ff26266978925e7adf36d4779c938", kill_on_drop: false }`
[INFO] [stdout] d46d5fbec21cae8221dd1efa3cdf10efed9ff26266978925e7adf36d4779c938