[INFO] fetching crate gaborator-sys 0.1.1...
[INFO] checking gaborator-sys-0.1.1 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate gaborator-sys 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate gaborator-sys 0.1.1 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gaborator-sys 0.1.1
[INFO] finished tweaking crates.io crate gaborator-sys 0.1.1
[INFO] tweaked toml for crates.io crate gaborator-sys 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate gaborator-sys 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc7ca840af0c6c706b9f80e3a37cea8777edeae894e05657e127d28ebb2db528
[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" "dc7ca840af0c6c706b9f80e3a37cea8777edeae894e05657e127d28ebb2db528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc7ca840af0c6c706b9f80e3a37cea8777edeae894e05657e127d28ebb2db528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7ca840af0c6c706b9f80e3a37cea8777edeae894e05657e127d28ebb2db528", kill_on_drop: false }`
[INFO] [stdout] dc7ca840af0c6c706b9f80e3a37cea8777edeae894e05657e127d28ebb2db528
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffae3cb9e6a5b2babb38a11de416a19e8ca01ce3b93cd0cba2a62b81d29da6f3
[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" "ffae3cb9e6a5b2babb38a11de416a19e8ca01ce3b93cd0cba2a62b81d29da6f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling scratch v1.0.0
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.27
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]    Compiling link-cplusplus v1.0.5
[INFO] [stderr]    Compiling codespan-reporting v0.9.5
[INFO] [stderr]    Compiling cxx v1.0.27
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]    Compiling cxx-build v1.0.27
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.27
[INFO] [stderr]    Compiling gaborator-sys v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `gaborator-sys v0.1.1 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gaborator-sys-40fb3698e95fee6e/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   cxxbridge error: Failed to create symlink `/opt/rustwide/target/cxxbridge/rust/cxx.h` pointing to `/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cxx-1.0.27/include/cxx.h`
[INFO] [stderr] 
[INFO] [stderr]   Caused by:
[INFO] [stderr]       File exists (os error 17)
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ffae3cb9e6a5b2babb38a11de416a19e8ca01ce3b93cd0cba2a62b81d29da6f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffae3cb9e6a5b2babb38a11de416a19e8ca01ce3b93cd0cba2a62b81d29da6f3", kill_on_drop: false }`
[INFO] [stdout] ffae3cb9e6a5b2babb38a11de416a19e8ca01ce3b93cd0cba2a62b81d29da6f3