[INFO] fetching crate autocxx-build 0.5.4...
[INFO] checking autocxx-build-0.5.4 against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] extracting crate autocxx-build 0.5.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate autocxx-build 0.5.4 on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate autocxx-build 0.5.4
[INFO] finished tweaking crates.io crate autocxx-build 0.5.4
[INFO] tweaked toml for crates.io crate autocxx-build 0.5.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cf95141584a5e670747657bbb53bc1c87d16751a82dd116c63df96e74a99a60
[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" "8cf95141584a5e670747657bbb53bc1c87d16751a82dd116c63df96e74a99a60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cf95141584a5e670747657bbb53bc1c87d16751a82dd116c63df96e74a99a60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cf95141584a5e670747657bbb53bc1c87d16751a82dd116c63df96e74a99a60", kill_on_drop: false }`
[INFO] [stdout] 8cf95141584a5e670747657bbb53bc1c87d16751a82dd116c63df96e74a99a60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "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] f31c9b5ace14a1e1b5b8de75ee6a40c7f87a8a901cbceaabe7ffe78cc3d2342c
[INFO] running `Command { std: "docker" "start" "-a" "f31c9b5ace14a1e1b5b8de75ee6a40c7f87a8a901cbceaabe7ffe78cc3d2342c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.48
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]    Compiling cxx v1.0.48
[INFO] [stderr]    Compiling autocxx-bindgen v0.57.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking which v3.1.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking cxx-gen v0.7.48
[INFO] [stderr]     Checking autocxx-parser v0.5.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.48
[INFO] [stderr]    Compiling aquamarine v0.1.8
[INFO] [stderr]    Compiling unzip-n v0.1.2
[INFO] [stderr]     Checking autocxx-engine v0.5.4
[INFO] [stderr]     Checking autocxx-build v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.78s
[INFO] running `Command { std: "docker" "inspect" "f31c9b5ace14a1e1b5b8de75ee6a40c7f87a8a901cbceaabe7ffe78cc3d2342c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31c9b5ace14a1e1b5b8de75ee6a40c7f87a8a901cbceaabe7ffe78cc3d2342c", kill_on_drop: false }`
[INFO] [stdout] f31c9b5ace14a1e1b5b8de75ee6a40c7f87a8a901cbceaabe7ffe78cc3d2342c