[INFO] updating cached repository https://github.com/FauxFaux/capnpc-segfault
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdc5f22473d044a74b2b06de9be35ada345a1114
[INFO] checking FauxFaux/capnpc-segfault against try#5fdfba63a96c5e8ae0ebf6b8b66853110277087d for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFauxFaux%2Fcapnpc-segfault" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FauxFaux/capnpc-segfault on toolchain 5fdfba63a96c5e8ae0ebf6b8b66853110277087d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FauxFaux/capnpc-segfault
[INFO] finished tweaking git repo https://github.com/FauxFaux/capnpc-segfault
[INFO] tweaked toml for git repo https://github.com/FauxFaux/capnpc-segfault written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/FauxFaux/capnpc-segfault already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2fdf3fe1a156d4a025ea9e859e38dd378a15f43f102d31fdf446b249f41caba4
[INFO] running `Command { std: "docker" "start" "-a" "2fdf3fe1a156d4a025ea9e859e38dd378a15f43f102d31fdf446b249f41caba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fdf3fe1a156d4a025ea9e859e38dd378a15f43f102d31fdf446b249f41caba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fdf3fe1a156d4a025ea9e859e38dd378a15f43f102d31fdf446b249f41caba4", kill_on_drop: false }`
[INFO] [stdout] 2fdf3fe1a156d4a025ea9e859e38dd378a15f43f102d31fdf446b249f41caba4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c7849f11f871cdb7962a9d5e83da65d792e047060479f7d3ef8b547de9c744d
[INFO] running `Command { std: "docker" "start" "-a" "3c7849f11f871cdb7962a9d5e83da65d792e047060479f7d3ef8b547de9c744d", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling capnp v0.8.10
[INFO] [stderr]    Compiling capnpc v0.8.5
[INFO] [stderr]    Compiling capnpc-segfault v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.55s
[INFO] running `Command { std: "docker" "inspect" "3c7849f11f871cdb7962a9d5e83da65d792e047060479f7d3ef8b547de9c744d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c7849f11f871cdb7962a9d5e83da65d792e047060479f7d3ef8b547de9c744d", kill_on_drop: false }`
[INFO] [stdout] 3c7849f11f871cdb7962a9d5e83da65d792e047060479f7d3ef8b547de9c744d