[INFO] updating cached repository https://github.com/fschutt/wr_mem_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b1f0640ad4ad6c4c8b47c81b36b40c027f9d0b7
[INFO] testing fschutt/wr_mem_test against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffschutt%2Fwr_mem_test" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fschutt/wr_mem_test on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fschutt/wr_mem_test
[INFO] finished tweaking git repo https://github.com/fschutt/wr_mem_test
[INFO] tweaked toml for git repo https://github.com/fschutt/wr_mem_test written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/fschutt/wr_mem_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15ac376563474f4ca8d3d4e9d051f36fcce69c8a47ee676d6a5fc764c560da0c
[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" "15ac376563474f4ca8d3d4e9d051f36fcce69c8a47ee676d6a5fc764c560da0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15ac376563474f4ca8d3d4e9d051f36fcce69c8a47ee676d6a5fc764c560da0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15ac376563474f4ca8d3d4e9d051f36fcce69c8a47ee676d6a5fc764c560da0c", kill_on_drop: false }`
[INFO] [stdout] 15ac376563474f4ca8d3d4e9d051f36fcce69c8a47ee676d6a5fc764c560da0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--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] 4438c266d7cb4c2a3ff63882a22399ce047ce6109bd6fbdc659b8c0df9c70c95
[INFO] running `Command { std: "docker" "start" "-a" "4438c266d7cb4c2a3ff63882a22399ce047ce6109bd6fbdc659b8c0df9c70c95", kill_on_drop: false }`
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling binary-space-partition v0.1.2
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling thread_profiler v0.1.3
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling block-padding v0.1.3
[INFO] [stderr]    Compiling wayland-scanner v0.21.11
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]    Compiling cstr-macros v0.1.5
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.0
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling rusttype v0.7.5
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling webrender_build v0.0.1 (https://github.com/servo/webrender.git?rev=f1037064b74b9f3dbcdd825433b0965341583c57#f1037064)
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling andrew v0.2.0
[INFO] [stderr]    Compiling wayland-sys v0.21.11
[INFO] [stderr]    Compiling webrender v0.60.0 (https://github.com/servo/webrender.git?rev=f1037064b74b9f3dbcdd825433b0965341583c57#f1037064)
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]    Compiling freetype v0.4.1
[INFO] [stderr]    Compiling servo-fontconfig v0.4.0
[INFO] [stderr]    Compiling cstr v0.1.7
[INFO] [stderr]    Compiling font-loader v0.8.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.2
[INFO] [stderr]    Compiling gleam v0.6.14
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.2
[INFO] [stderr]    Compiling wayland-client v0.21.11
[INFO] [stderr]    Compiling wayland-protocols v0.21.11
[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-0.13.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 -C metadata=a06257a5cccf17cb -C extra-filename=-a06257a5cccf17cb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-0e3ab843d5d98160.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-8729ece634ba6101.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-44fdcd0d6e0df899.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-2b8404f9072f9abf.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4438c266d7cb4c2a3ff63882a22399ce047ce6109bd6fbdc659b8c0df9c70c95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4438c266d7cb4c2a3ff63882a22399ce047ce6109bd6fbdc659b8c0df9c70c95", kill_on_drop: false }`
[INFO] [stdout] 4438c266d7cb4c2a3ff63882a22399ce047ce6109bd6fbdc659b8c0df9c70c95