[INFO] updating cached repository https://github.com/mikeycgto/ruru-rstring-encoding
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 580edf61e9c0942706726a4bd3b5cfa2c62b2520
[INFO] testing mikeycgto/ruru-rstring-encoding against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeycgto%2Fruru-rstring-encoding" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mikeycgto/ruru-rstring-encoding on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mikeycgto/ruru-rstring-encoding
[INFO] finished tweaking git repo https://github.com/mikeycgto/ruru-rstring-encoding
[INFO] tweaked toml for git repo https://github.com/mikeycgto/ruru-rstring-encoding written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/mikeycgto/ruru-rstring-encoding already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 420603fdefcc962273719993633f66757d85a7dc287df2710b01366682960e26
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "420603fdefcc962273719993633f66757d85a7dc287df2710b01366682960e26"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ruby-sys v0.2.20
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling ruru v0.9.3
[INFO] [stderr]    Compiling ruru-rstring-encoding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/ruru_rstring_encoding.ruru_rstring_encoding.68bx8681-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/ruru_rstring_encoding.ruru_rstring_encoding.68bx8681-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/ruru_rstring_encoding.ruru_rstring_encoding.68bx8681-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/ruru_rstring_encoding.ruru_rstring_encoding.68bx8681-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/ruru_rstring_encoding.ruru_rstring_encoding.68bx8681-cgu.4.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/libruru_rstring_encoding.so" "-Wl,--version-script=/tmp/rustczPtcs9/list" "/opt/rustwide/target/debug/deps/ruru_rstring_encoding.37oboifcuat2kl5y.rcgu.o" "/opt/rustwide/target/debug/deps/ruru_rstring_encoding.4zuyde7k1u3hm7kz.rcgu.o" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/lib" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "-Wl,--whole-archive" "/tmp/rustczPtcs9/libruru-4ed5ab244a2ad256.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/libruby_sys-2c589f2249d11fef.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/liblibc-d94aba26137b488d.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/liblazy_static-e00b1be1469d7af8.rlib" "-Wl,--no-whole-archive" "-Wl,--start-group" "-Wl,--whole-archive" "/tmp/rustczPtcs9/libstd-205127404fcba336.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/libpanic_unwind-a657948fb7763780.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/libhashbrown-4af901391177f653.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/librustc_std_workspace_alloc-9bdd51edf637d1e0.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/libbacktrace-df9a9630b2ea2e1e.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/libbacktrace_sys-fddbfe63d5cc9339.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/librustc_demangle-dc1fcc6e43806791.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/libunwind-e2f4bff19e00107e.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/libcfg_if-a152d13c1d7ed405.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/liblibc-d92b841792fc008d.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/liballoc-a64c249515c023f5.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/librustc_std_workspace_core-57654524b3e40c00.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustczPtcs9/libcore-72180f1527a726a2.rlib" "-Wl,--no-whole-archive" "-Wl,--end-group" "/tmp/rustczPtcs9/libcompiler_builtins-990cc8f4a91a3ab4.rlib" "-Wl,-Bdynamic" "-lruby-2.7" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil" "-shared"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lruby-2.7
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `ruru-rstring-encoding`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "420603fdefcc962273719993633f66757d85a7dc287df2710b01366682960e26"`
[INFO] running `"docker" "rm" "-f" "420603fdefcc962273719993633f66757d85a7dc287df2710b01366682960e26"`
[INFO] [stdout] 420603fdefcc962273719993633f66757d85a7dc287df2710b01366682960e26