[INFO] updating cached repository AsadiR/geometry_kernel
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AsadiR/geometry_kernel
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AsadiR/geometry_kernel" "work/ex/beta-1.37-6/sources/1.36.0/gh/AsadiR/geometry_kernel"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/AsadiR/geometry_kernel'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AsadiR/geometry_kernel" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AsadiR/geometry_kernel"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AsadiR/geometry_kernel'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 63168004307dc959479882aa189b6362c5384a00
[INFO] sha for GitHub repo AsadiR/geometry_kernel: 63168004307dc959479882aa189b6362c5384a00
[INFO] validating manifest of AsadiR/geometry_kernel 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 AsadiR/geometry_kernel 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 AsadiR/geometry_kernel
[INFO] finished frobbing AsadiR/geometry_kernel
[INFO] frobbed toml for AsadiR/geometry_kernel written to work/ex/beta-1.37-6/sources/1.36.0/gh/AsadiR/geometry_kernel/Cargo.toml
[INFO] started frobbing AsadiR/geometry_kernel
[INFO] finished frobbing AsadiR/geometry_kernel
[INFO] frobbed toml for AsadiR/geometry_kernel written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AsadiR/geometry_kernel/Cargo.toml
[INFO] crate AsadiR/geometry_kernel already has a lockfile, it will not be regenerated
[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 AsadiR/geometry_kernel 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-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AsadiR/geometry_kernel:/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] e242448ddd5d97526f765add1a7e5cf9124ec6f7e40aba888983005a11e521bd
[INFO] running `"docker" "start" "-a" "e242448ddd5d97526f765add1a7e5cf9124ec6f7e40aba888983005a11e521bd"`
[INFO] [stderr]    Compiling libc v0.2.28
[INFO] [stderr]    Compiling matrixmultiply v0.1.13
[INFO] [stderr]    Compiling bidir-map v0.3.2
[INFO] [stderr]    Compiling rustc_version v0.2.1
[INFO] [stderr]    Compiling rustc-test v0.2.0
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling rust-gmp v0.5.0
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling num-bigint v0.1.40
[INFO] [stderr]    Compiling num-rational v0.1.39
[INFO] [stderr]    Compiling num v0.1.40
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling rulinalg v0.4.2
[INFO] [stderr]    Compiling geometry_kernel v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/primitives/polygon.rs:185:31
[INFO] [stderr]     |
[INFO] [stderr] 185 |     pub fn map(&mut self, f: &Fn(&mut Point)) {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Point)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::common::BoolOpPerformer`
[INFO] [stderr]  --> src/bool_op/mod.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub(crate) use self::common::BoolOpPerformer;
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]    --> src/primitives/mesh.rs:397:13
[INFO] [stderr]     |
[INFO] [stderr] 397 |         let start = PreciseTime::now();
[INFO] [stderr]     |             ^^^^^ help: consider prefixing with an underscore: `_start`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `end`
[INFO] [stderr]    --> src/primitives/mesh.rs:421:13
[INFO] [stderr]     |
[INFO] [stderr] 421 |         let end = PreciseTime::now();
[INFO] [stderr]     |             ^^^ help: consider prefixing with an underscore: `_end`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bool_op/common.rs:196:13
[INFO] [stderr]     |
[INFO] [stderr] 196 |         for mut t in ts {
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bool_op/robust_bool_ops.rs:818:13
[INFO] [stderr]     |
[INFO] [stderr] 818 |         let mut mesh_a : Mesh = connectivity_components_for_a.remove(0);
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bool_op/robust_bool_ops.rs:819:13
[INFO] [stderr]     |
[INFO] [stderr] 819 |         let mut mesh_b : Mesh = connectivity_components_for_b.remove(0);
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/bool_op/robust_bool_ops.rs:281:13
[INFO] [stderr]     |
[INFO] [stderr] 281 |             resulting_mesh.add_triangle(t).is_ok();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[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/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.geometry_kernel_main.8fymwrer-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f" "/opt/crater/target/debug/deps/geometry_kernel_main-2fcf181c2cc8531f.6gii1t5detyoeet.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/target/debug/deps/libgeometry_kernel-ff0a18b438c99e49.rlib" "/opt/crater/target/debug/deps/libenv_logger-f9a6b3da18918c73.rlib" "/opt/crater/target/debug/deps/libregex-909a3ac304a12298.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-d85c6801fd7a4fbb.rlib" "/opt/crater/target/debug/deps/libregex_syntax-1bf5d87c010b92e6.rlib" "/opt/crater/target/debug/deps/libthread_local-6195cc55cd4436f3.rlib" "/opt/crater/target/debug/deps/libunreachable-40e55d450f39618d.rlib" "/opt/crater/target/debug/deps/libvoid-b4a3c83e92a11249.rlib" "/opt/crater/target/debug/deps/libaho_corasick-11a33cf1986b6461.rlib" "/opt/crater/target/debug/deps/libmemchr-838d897ee90143d2.rlib" "/opt/crater/target/debug/deps/liblog-f6caf69386e38ce5.rlib" "/opt/crater/target/debug/deps/liblazy_static-44393081eb462790.rlib" "/opt/crater/target/debug/deps/librulinalg-65742d7cafffe5d9.rlib" "/opt/crater/target/debug/deps/libmatrixmultiply-cfc1ad2285a42455.rlib" "/opt/crater/target/debug/deps/librawpointer-0c16108fbcdeefb9.rlib" "/opt/crater/target/debug/deps/libtest-13c1e518cbe84fd5.rlib" "/opt/crater/target/debug/deps/libterm-06082a94ff968ee3.rlib" "/opt/crater/target/debug/deps/libgetopts-49e052507e60ebde.rlib" "/opt/crater/target/debug/deps/libbyteorder-37c01570bf1b56fa.rlib" "/opt/crater/target/debug/deps/libbidir_map-99405b65ccdcccba.rlib" "/opt/crater/target/debug/deps/libgmp-c66ad66b8ea667b8.rlib" "/opt/crater/target/debug/deps/libnum-badff88234d6e346.rlib" "/opt/crater/target/debug/deps/libnum_rational-de30c98807c65839.rlib" "/opt/crater/target/debug/deps/libnum_bigint-9fe5095ee36d3f6f.rlib" "/opt/crater/target/debug/deps/librand-bdf2337ef4a0bd62.rlib" "/opt/crater/target/debug/deps/libnum_complex-3cbc497c25d00520.rlib" "/opt/crater/target/debug/deps/librustc_serialize-349ba31664dfb847.rlib" "/opt/crater/target/debug/deps/libnum_iter-d6d27d4fe58e9f7a.rlib" "/opt/crater/target/debug/deps/libnum_integer-0e2a7ae435a93393.rlib" "/opt/crater/target/debug/deps/libnum_traits-986fce5007c03c4b.rlib" "/opt/crater/target/debug/deps/libtime-0c80aeb407a3e462.rlib" "/opt/crater/target/debug/deps/liblibc-4d31d50d4a279daf.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" "-lgmp" "-lgmp" "-lgmp" "-lgmp" "-lgmp" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           /usr/bin/ld: cannot find -lgmp
[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 `geometry_kernel`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e242448ddd5d97526f765add1a7e5cf9124ec6f7e40aba888983005a11e521bd"`
[INFO] running `"docker" "rm" "-f" "e242448ddd5d97526f765add1a7e5cf9124ec6f7e40aba888983005a11e521bd"`
[INFO] [stdout] e242448ddd5d97526f765add1a7e5cf9124ec6f7e40aba888983005a11e521bd