[INFO] fetching crate libperl-rs 0.2.0...
[INFO] testing libperl-rs-0.2.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate libperl-rs 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate libperl-rs 0.2.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libperl-rs 0.2.0
[INFO] finished tweaking crates.io crate libperl-rs 0.2.0
[INFO] tweaked toml for crates.io crate libperl-rs 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate libperl-rs 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c8d7ee7fbb7991d4d3acc221414a53e9969f73130f35c3dde8370d1ac19804a
[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" "5c8d7ee7fbb7991d4d3acc221414a53e9969f73130f35c3dde8370d1ac19804a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c8d7ee7fbb7991d4d3acc221414a53e9969f73130f35c3dde8370d1ac19804a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c8d7ee7fbb7991d4d3acc221414a53e9969f73130f35c3dde8370d1ac19804a", kill_on_drop: false }`
[INFO] [stdout] 5c8d7ee7fbb7991d4d3acc221414a53e9969f73130f35c3dde8370d1ac19804a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cac07e1f1048500372f49be75a7fbaec8916c7f43199f72c2413238bf5beb34
[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" "8cac07e1f1048500372f49be75a7fbaec8916c7f43199f72c2413238bf5beb34", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bindgen v0.44.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling backtrace v0.3.37
[INFO] [stderr]    Compiling cexpr v0.3.5
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling libperl-config v0.2.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling libperl-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling libperl-sys v0.2.0
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.libperl_sys.2gtngd3o-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/liblibperl_sys-c0e7956708f8f8a4.so" "-Wl,--version-script=/tmp/rustctwue2G/list" "/opt/rustwide/target/debug/deps/libperl_sys-c0e7956708f8f8a4.2kfckbs94tciorze.rcgu.o" "-Wl,--gc-sections" "-shared" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/local/lib" "-L" "/usr/lib/x86_64-linux-gnu/perl/5.30/CORE" "-L" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lperl" "-ldl" "-lm" "-lpthread" "-lc" "-lcrypt" "-Wl,--start-group" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-f14aca24435a5414.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-48d342a8b48d1d01.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-14bc0820888c8eb3.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9cbd9e217bff06bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-31826136df98934e.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-075976a117c8fd5d.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-2d5cbedfbf17a011.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0474372ff08c5319.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d437c34460d2315a.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-fb61ed1b8cc4de79.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bf76d1b643bfc9f0.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a1b53aa7fddcf418.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-28585e57fac45c73.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-64801769bc15ab28.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-541997b56bb98660.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cdea3c81adab3d12.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-cd9f15a39fb65cbc.rlib" "-Wl,-Bdynamic" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil" "-Wl,-rpath,/usr/lib/x86_64-linux-gnu/perl/5.30/CORE"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lperl
[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 `libperl-sys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "8cac07e1f1048500372f49be75a7fbaec8916c7f43199f72c2413238bf5beb34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cac07e1f1048500372f49be75a7fbaec8916c7f43199f72c2413238bf5beb34", kill_on_drop: false }`
[INFO] [stdout] 8cac07e1f1048500372f49be75a7fbaec8916c7f43199f72c2413238bf5beb34
