[INFO] crate sprs_suitesparse_ldl 0.2.0 is already in cache [INFO] extracting crate sprs_suitesparse_ldl 0.2.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/sprs_suitesparse_ldl/0.2.0 [INFO] extracting crate sprs_suitesparse_ldl 0.2.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sprs_suitesparse_ldl/0.2.0 [INFO] validating manifest of sprs_suitesparse_ldl-0.2.0 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of sprs_suitesparse_ldl-0.2.0 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing sprs_suitesparse_ldl-0.2.0 [INFO] finished frobbing sprs_suitesparse_ldl-0.2.0 [INFO] frobbed toml for sprs_suitesparse_ldl-0.2.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/sprs_suitesparse_ldl/0.2.0/Cargo.toml [INFO] started frobbing sprs_suitesparse_ldl-0.2.0 [INFO] finished frobbing sprs_suitesparse_ldl-0.2.0 [INFO] frobbed toml for sprs_suitesparse_ldl-0.2.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sprs_suitesparse_ldl/0.2.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing sprs_suitesparse_ldl-0.2.0 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sprs_suitesparse_ldl/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 68a55fb9f4b48c5e59b8bd2594dfff7a0da6c68000c71cdd49718208524616e0 [INFO] running `"docker" "start" "-a" "68a55fb9f4b48c5e59b8bd2594dfff7a0da6c68000c71cdd49718208524616e0"` [INFO] [stderr] Compiling suitesparse_ldl_sys v0.2.0 [INFO] [stderr] Compiling ndarray v0.12.1 [INFO] [stderr] Compiling sprs v0.6.4 [INFO] [stderr] warning[E0502]: cannot borrow `indptr` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/sprs-0.6.4/src/sparse/triplet_iter.rs:122:26 [INFO] [stderr] | [INFO] [stderr] 122 | indptr[i] += indptr[i - 1]; [INFO] [stderr] | -------------^^^^^^------- [INFO] [stderr] | | | [INFO] [stderr] | | immutable borrow occurs here [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | mutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling sprs_suitesparse_ldl v0.2.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.28s [INFO] running `"docker" "inspect" "68a55fb9f4b48c5e59b8bd2594dfff7a0da6c68000c71cdd49718208524616e0"` [INFO] running `"docker" "rm" "-f" "68a55fb9f4b48c5e59b8bd2594dfff7a0da6c68000c71cdd49718208524616e0"` [INFO] [stdout] 68a55fb9f4b48c5e59b8bd2594dfff7a0da6c68000c71cdd49718208524616e0 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sprs_suitesparse_ldl/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] e0371e9420d4e5a225798b246d3f048e05b17de068463471cd3dbbf97aefaa49 [INFO] running `"docker" "start" "-a" "e0371e9420d4e5a225798b246d3f048e05b17de068463471cd3dbbf97aefaa49"` [INFO] [stderr] Compiling sprs_suitesparse_ldl v0.2.0 (/opt/crater/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/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.sprs_suitesparse_ldl.63aa71dz-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26" "/opt/crater/target/debug/deps/sprs_suitesparse_ldl-657636dc555fbd26.2df6wcsje68ka2p.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-7d9df032c0eb8a14.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-77300aa0d630d98f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-4d48ca12b265d456.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-8869eee15acf0f54.rlib" "/opt/crater/target/debug/deps/libsuitesparse_ldl_sys-da1e6349613a5cd1.rlib" "/opt/crater/target/debug/deps/liblibc-15b143653abd1ffe.rlib" "/opt/crater/target/debug/deps/libsprs-4afb9b3fbb19124c.rlib" "/opt/crater/target/debug/deps/libserde-c55174c1f02a9342.rlib" "/opt/crater/target/debug/deps/libndarray-ea48e9e98bd65d40.rlib" "/opt/crater/target/debug/deps/libnum_complex-cf92338cbd917405.rlib" "/opt/crater/target/debug/deps/libitertools-127c4e0a089055c2.rlib" "/opt/crater/target/debug/deps/libeither-09ec7c1188b8d0d0.rlib" "/opt/crater/target/debug/deps/libmatrixmultiply-add3c2ef4a6aa2e3.rlib" "/opt/crater/target/debug/deps/librawpointer-0c16108fbcdeefb9.rlib" "/opt/crater/target/debug/deps/libalga-0ecd6228633d16a0.rlib" "/opt/crater/target/debug/deps/libnum_complex-2c45d74b57ccfed4.rlib" "/opt/crater/target/debug/deps/librustc_serialize-349ba31664dfb847.rlib" "/opt/crater/target/debug/deps/libapprox-ecf5281917ee9778.rlib" "/opt/crater/target/debug/deps/libnum_traits-c3ec1b467bca6158.rlib" "/opt/crater/target/debug/deps/libnum_traits-04277105b9bd2221.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a80a1e8e09cafef8.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e0e6351da805c468.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e04f54bafc95e331.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-67901d3322495bd5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-bd390b1abaceaec1.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-312dd37fdc7bedfc.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8ed0e51d58d644a3.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-8a423c320a6c707f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d6a95598e2238263.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d231614b153016eb.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3821619027f463e4.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-1cfd794d18771a44.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-dcf33cf10c2452ef.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c258fea34bf64bce.rlib" "-Wl,-Bdynamic" "-lldl" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /usr/bin/ld: cannot find -lldl [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 `sprs_suitesparse_ldl`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "e0371e9420d4e5a225798b246d3f048e05b17de068463471cd3dbbf97aefaa49"` [INFO] running `"docker" "rm" "-f" "e0371e9420d4e5a225798b246d3f048e05b17de068463471cd3dbbf97aefaa49"` [INFO] [stdout] e0371e9420d4e5a225798b246d3f048e05b17de068463471cd3dbbf97aefaa49