[INFO] cloning repository https://github.com/Tskken/virt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tskken/virt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTskken%2Fvirt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTskken%2Fvirt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 436d65bc84dcee6cd2bdac1cfe9f7cf0c1bdbdbc
[INFO] testing Tskken/virt against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTskken%2Fvirt" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tskken/virt on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tskken/virt
[INFO] finished tweaking git repo https://github.com/Tskken/virt
[INFO] tweaked toml for git repo https://github.com/Tskken/virt written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Tskken/virt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", 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] 7fabfa0f1c8fd92d40c4455d41d30ffeb751e840679d740fb20ac391bba9be5c
[INFO] running `Command { std: "docker" "start" "-a" "7fabfa0f1c8fd92d40c4455d41d30ffeb751e840679d740fb20ac391bba9be5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fabfa0f1c8fd92d40c4455d41d30ffeb751e840679d740fb20ac391bba9be5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fabfa0f1c8fd92d40c4455d41d30ffeb751e840679d740fb20ac391bba9be5c", kill_on_drop: false }`
[INFO] [stdout] 7fabfa0f1c8fd92d40c4455d41d30ffeb751e840679d740fb20ac391bba9be5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60cd5602b2648115de9b2b64a005e7a0297aba16d374957702fd7a77c2cf8e6d
[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" "60cd5602b2648115de9b2b64a005e7a0297aba16d374957702fd7a77c2cf8e6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling vulkano v0.19.0
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling vk-sys v0.5.2
[INFO] [stderr]    Compiling instant v0.1.4
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling rgb v0.8.25
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling shaderc-sys v0.6.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling png v0.16.7
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling wayland-commons v0.23.6
[INFO] [stderr]    Compiling calloop v0.4.4
[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,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=b2854123651810d5 -C extra-filename=-b2854123651810d5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-603a79344a96ee73.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-de9cbe0cb77e19a3.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-e10fef1476b84eda.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-5636004af8853cbe.rmeta --cap-lints allow --cap-lints=forbid` (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: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "60cd5602b2648115de9b2b64a005e7a0297aba16d374957702fd7a77c2cf8e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60cd5602b2648115de9b2b64a005e7a0297aba16d374957702fd7a77c2cf8e6d", kill_on_drop: false }`
[INFO] [stdout] 60cd5602b2648115de9b2b64a005e7a0297aba16d374957702fd7a77c2cf8e6d