[INFO] cloning repository https://github.com/super119/vkadv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/super119/vkadv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuper119%2Fvkadv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuper119%2Fvkadv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6fbea06cbf7ee15304e86e457126b126d6d3fc9
[INFO] documenting super119/vkadv against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuper119%2Fvkadv" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/super119/vkadv on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/super119/vkadv
[INFO] finished tweaking git repo https://github.com/super119/vkadv
[INFO] tweaked toml for git repo https://github.com/super119/vkadv written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/super119/vkadv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c84251c6a40ad1fd346e61d9c5e4cd041099c9cda8ac1b7967d16a4f94a4a164
[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" "c84251c6a40ad1fd346e61d9c5e4cd041099c9cda8ac1b7967d16a4f94a4a164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c84251c6a40ad1fd346e61d9c5e4cd041099c9cda8ac1b7967d16a4f94a4a164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c84251c6a40ad1fd346e61d9c5e4cd041099c9cda8ac1b7967d16a4f94a4a164", kill_on_drop: false }`
[INFO] [stdout] c84251c6a40ad1fd346e61d9c5e4cd041099c9cda8ac1b7967d16a4f94a4a164
[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" "RUSTDOCFLAGS=--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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc8a3cfe883e05308e3f0c6d38c1d22ee144db49321cbc38ca9398d9c92caa58
[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" "bc8a3cfe883e05308e3f0c6d38c1d22ee144db49321cbc38ca9398d9c92caa58", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling vulkano v0.13.0
[INFO] [stderr]     Checking vk-sys v0.4.0
[INFO] [stderr]     Checking percent-encoding v2.0.0
[INFO] [stderr]     Checking half v1.3.0
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]     Checking regex-syntax v0.6.10
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking backtrace-sys v0.1.31
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking backtrace v0.3.33
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking rusttype v0.7.7
[INFO] [stderr]    Compiling shaderc-sys v0.5.1
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr] error: could not compile `nix`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.14.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 -C metadata=df18e3b410ecea77 -C extra-filename=-df18e3b410ecea77 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-cef6f26d48807812.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-2fa2280d11a4bc85.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-10d83d0e8e2c103f.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-0ccfc045111cba9c.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: Pre-built library not found.  Falling back to from-source build
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bc8a3cfe883e05308e3f0c6d38c1d22ee144db49321cbc38ca9398d9c92caa58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8a3cfe883e05308e3f0c6d38c1d22ee144db49321cbc38ca9398d9c92caa58", kill_on_drop: false }`
[INFO] [stdout] bc8a3cfe883e05308e3f0c6d38c1d22ee144db49321cbc38ca9398d9c92caa58