[INFO] fetching crate cxx-build 1.0.0...
[INFO] checking cxx-build-1.0.0 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate cxx-build 1.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cxx-build 1.0.0 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cxx-build 1.0.0
[INFO] finished tweaking crates.io crate cxx-build 1.0.0
[INFO] tweaked toml for crates.io crate cxx-build 1.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cxx-gen v0.7.2
[INFO] [stderr]   Downloaded scratch v1.0.0
[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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd13fa9d119bcdf3ba96e6197f86a14986a87f0bdddbb8e93c75f39b00064ce3
[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" "dd13fa9d119bcdf3ba96e6197f86a14986a87f0bdddbb8e93c75f39b00064ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd13fa9d119bcdf3ba96e6197f86a14986a87f0bdddbb8e93c75f39b00064ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd13fa9d119bcdf3ba96e6197f86a14986a87f0bdddbb8e93c75f39b00064ce3", kill_on_drop: false }`
[INFO] [stdout] dd13fa9d119bcdf3ba96e6197f86a14986a87f0bdddbb8e93c75f39b00064ce3
[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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] 50dbd70562033fd77d96b6bf6647f292a005fd1a3e85862412e92e2e048daa7e
[INFO] running `Command { std: "docker" "start" "-a" "50dbd70562033fd77d96b6bf6647f292a005fd1a3e85862412e92e2e048daa7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling scratch v1.0.0
[INFO] [stderr]     Checking cc v1.0.65
[INFO] [stderr]     Checking pkg-config v0.3.19
[INFO] [stderr]     Checking codespan-reporting v0.9.5
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking cxx-gen v0.7.2
[INFO] [stderr]     Checking cxx-build v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.86s
[INFO] running `Command { std: "docker" "inspect" "50dbd70562033fd77d96b6bf6647f292a005fd1a3e85862412e92e2e048daa7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50dbd70562033fd77d96b6bf6647f292a005fd1a3e85862412e92e2e048daa7e", kill_on_drop: false }`
[INFO] [stdout] 50dbd70562033fd77d96b6bf6647f292a005fd1a3e85862412e92e2e048daa7e