[INFO] cloning repository https://github.com/makubi/cpp-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/makubi/cpp-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmakubi%2Fcpp-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmakubi%2Fcpp-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04c2c1816a28dbcbf14cac7fe4cbbf8eedef2282
[INFO] checking makubi/cpp-rust against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmakubi%2Fcpp-rust" "/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/makubi/cpp-rust 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 git repo https://github.com/makubi/cpp-rust
[INFO] finished tweaking git repo https://github.com/makubi/cpp-rust
[INFO] tweaked toml for git repo https://github.com/makubi/cpp-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/makubi/cpp-rust 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] [stderr]     Blocking waiting for file lock on package cache
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7772c0ee7b3ac8316ee14cc8fbcd722a681ff04ffa2941430109be9b644f7a0
[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" "e7772c0ee7b3ac8316ee14cc8fbcd722a681ff04ffa2941430109be9b644f7a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7772c0ee7b3ac8316ee14cc8fbcd722a681ff04ffa2941430109be9b644f7a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7772c0ee7b3ac8316ee14cc8fbcd722a681ff04ffa2941430109be9b644f7a0", kill_on_drop: false }`
[INFO] [stdout] e7772c0ee7b3ac8316ee14cc8fbcd722a681ff04ffa2941430109be9b644f7a0
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc90ff484c95c30a94ac02292ae92f19f13b77fdff760d50acc5d85c93af789e
[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" "cc90ff484c95c30a94ac02292ae92f19f13b77fdff760d50acc5d85c93af789e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.28
[INFO] [stderr]    Compiling link-cplusplus v1.0.5
[INFO] [stderr]    Compiling cxx v1.0.28
[INFO] [stderr]    Compiling codespan-reporting v0.9.5
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling cxx-build v1.0.28
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.28
[INFO] [stderr]    Compiling cpp-rust v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `cpp-rust v1.0.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cpp-rust-89d8aacc85bfd9fe/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-1.0.28/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" "cc90ff484c95c30a94ac02292ae92f19f13b77fdff760d50acc5d85c93af789e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc90ff484c95c30a94ac02292ae92f19f13b77fdff760d50acc5d85c93af789e", kill_on_drop: false }`
[INFO] [stdout] cc90ff484c95c30a94ac02292ae92f19f13b77fdff760d50acc5d85c93af789e