[INFO] fetching crate cxx 0.5.1...
[INFO] testing cxx-0.5.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate cxx 0.5.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cxx 0.5.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cxx 0.5.1
[INFO] finished tweaking crates.io crate cxx 0.5.1
[INFO] tweaked toml for crates.io crate cxx 0.5.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b074b30cbd7deef5cf916c92684e4aea690caf9908bf95a219162acffb156cf
[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" "1b074b30cbd7deef5cf916c92684e4aea690caf9908bf95a219162acffb156cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b074b30cbd7deef5cf916c92684e4aea690caf9908bf95a219162acffb156cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b074b30cbd7deef5cf916c92684e4aea690caf9908bf95a219162acffb156cf", kill_on_drop: false }`
[INFO] [stdout] 1b074b30cbd7deef5cf916c92684e4aea690caf9908bf95a219162acffb156cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58338b05eb3d92e6c8d5429cf1658993db9dd4404fdab7069644df4bc8458b08
[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" "58338b05eb3d92e6c8d5429cf1658993db9dd4404fdab7069644df4bc8458b08", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cxx v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling cxxbridge-macro v0.5.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.07s
[INFO] running `Command { std: "docker" "inspect" "58338b05eb3d92e6c8d5429cf1658993db9dd4404fdab7069644df4bc8458b08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58338b05eb3d92e6c8d5429cf1658993db9dd4404fdab7069644df4bc8458b08", kill_on_drop: false }`
[INFO] [stdout] 58338b05eb3d92e6c8d5429cf1658993db9dd4404fdab7069644df4bc8458b08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+1.47.0" "test" "--frozen" "--no-run" "--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] 77b752fba74edb300dfffa6cb67db8494127e0b3e13253d30a37aa7198f287b7
[INFO] running `Command { std: "docker" "start" "-a" "77b752fba74edb300dfffa6cb67db8494127e0b3e13253d30a37aa7198f287b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling scratch v1.0.0
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling cxx-test-suite v0.0.0
[INFO] [stderr]    Compiling cxx-gen v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stdout] error: expected item, found `@`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cxx-test-suite-0.0.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | @
[INFO] [stdout]   | ^ expected item
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cxx-test-suite`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "77b752fba74edb300dfffa6cb67db8494127e0b3e13253d30a37aa7198f287b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77b752fba74edb300dfffa6cb67db8494127e0b3e13253d30a37aa7198f287b7", kill_on_drop: false }`
[INFO] [stdout] 77b752fba74edb300dfffa6cb67db8494127e0b3e13253d30a37aa7198f287b7
