[INFO] cloning repository https://github.com/papertigers/vfsops
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/papertigers/vfsops" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpapertigers%2Fvfsops", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpapertigers%2Fvfsops'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bec397027d8c3dfb521d3255c54b7e41f0ec778f
[INFO] testing papertigers/vfsops against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpapertigers%2Fvfsops" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/papertigers/vfsops on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/papertigers/vfsops
[INFO] finished tweaking git repo https://github.com/papertigers/vfsops
[INFO] tweaked toml for git repo https://github.com/papertigers/vfsops written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/papertigers/vfsops already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kstat v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0c453fb623cece622573afc9cb5c9a1bfe6eea6f255bd09cac88a3df849b9e1
[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" "b0c453fb623cece622573afc9cb5c9a1bfe6eea6f255bd09cac88a3df849b9e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0c453fb623cece622573afc9cb5c9a1bfe6eea6f255bd09cac88a3df849b9e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c453fb623cece622573afc9cb5c9a1bfe6eea6f255bd09cac88a3df849b9e1", kill_on_drop: false }`
[INFO] [stdout] b0c453fb623cece622573afc9cb5c9a1bfe6eea6f255bd09cac88a3df849b9e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] fce72b5d2db75718dd342b6f18ae4d85e175fff39d15054dac39e04aac09f774
[INFO] running `Command { std: "docker" "start" "-a" "fce72b5d2db75718dd342b6f18ae4d85e175fff39d15054dac39e04aac09f774", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling kstat v0.1.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling vfsops v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.vfsops.ae431d24-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631.2rkhu5t4tj5nknr0.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libkstat-f1915b150c6cd4f5.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-d4a71101ce874762.rlib" "/opt/rustwide/target/debug/deps/libclap-f3a8fdebd2435d6d.rlib" "/opt/rustwide/target/debug/deps/libvec_map-722fd97eccaa23d7.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-e867de9474c6db82.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-ace54326ee80f994.rlib" "/opt/rustwide/target/debug/deps/libstrsim-f9d664ee41f041d9.rlib" "/opt/rustwide/target/debug/deps/libbitflags-894046a79a227a67.rlib" "/opt/rustwide/target/debug/deps/libatty-e90ad6dc5d7d3892.rlib" "/opt/rustwide/target/debug/deps/liblibc-f6d2d7dd445ba92f.rlib" "/opt/rustwide/target/debug/deps/libansi_term-ab5734da97e53ff9.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-46a006cddfd334f0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b9870310e470b38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-260022ba8f1ab4ee.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-71377435a799394f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-658ee5924fde57cd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-9e8627da6bd1b94a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-19fdaac49f59be84.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-cb00e2691ea45905.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-50f6726defae5ae1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-2afc16311deea26e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bb5cb0fe086ee8cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-896053247b5dfd0b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-735e1f2ac3cf23be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-9dfb6622644c732c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a9a3b2ad67977f47.rlib" "-Wl,-Bdynamic" "-lkstat" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/vfsops-5aceec713393c631" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lkstat
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vfsops` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "fce72b5d2db75718dd342b6f18ae4d85e175fff39d15054dac39e04aac09f774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fce72b5d2db75718dd342b6f18ae4d85e175fff39d15054dac39e04aac09f774", kill_on_drop: false }`
[INFO] [stdout] fce72b5d2db75718dd342b6f18ae4d85e175fff39d15054dac39e04aac09f774
