[INFO] cloning 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" "clone" "--bare" "https://github.com/FauxFaux/capnpc-segfault" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFauxFaux%2Fcapnpc-segfault", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFauxFaux%2Fcapnpc-segfault'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdc5f22473d044a74b2b06de9be35ada345a1114
[INFO] checking FauxFaux/capnpc-segfault against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472
[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 c9228570668803e3e6402770d55f23a12c9ae686
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "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" "+c9228570668803e3e6402770d55f23a12c9ae686" "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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f92f66f3d5ad737c36829e0c866305fc9d7e2a5ac4474f3b747b93f4fd2183e6
[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" "f92f66f3d5ad737c36829e0c866305fc9d7e2a5ac4474f3b747b93f4fd2183e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f92f66f3d5ad737c36829e0c866305fc9d7e2a5ac4474f3b747b93f4fd2183e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f92f66f3d5ad737c36829e0c866305fc9d7e2a5ac4474f3b747b93f4fd2183e6", kill_on_drop: false }`
[INFO] [stdout] f92f66f3d5ad737c36829e0c866305fc9d7e2a5ac4474f3b747b93f4fd2183e6
[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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "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] 67bf056a49f373b16bdef9e751d767141c8a983f5e069c775bbf359d6ed1e43d
[INFO] running `Command { std: "docker" "start" "-a" "67bf056a49f373b16bdef9e751d767141c8a983f5e069c775bbf359d6ed1e43d", kill_on_drop: false }`
[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 10.63s
[INFO] running `Command { std: "docker" "inspect" "67bf056a49f373b16bdef9e751d767141c8a983f5e069c775bbf359d6ed1e43d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67bf056a49f373b16bdef9e751d767141c8a983f5e069c775bbf359d6ed1e43d", kill_on_drop: false }`
[INFO] [stdout] 67bf056a49f373b16bdef9e751d767141c8a983f5e069c775bbf359d6ed1e43d