[INFO] updating cached repository lgarczyn/ImproVe
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lgarczyn/ImproVe
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lgarczyn/ImproVe" "work/ex/beta-1.38-1/sources/1.37.0/gh/lgarczyn/ImproVe"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lgarczyn/ImproVe'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lgarczyn/ImproVe" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lgarczyn/ImproVe"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lgarczyn/ImproVe'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4bf05c5fe012f93960952d7c0922aa4c8091d241
[INFO] sha for GitHub repo lgarczyn/ImproVe: 4bf05c5fe012f93960952d7c0922aa4c8091d241
[INFO] validating manifest of lgarczyn/ImproVe on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lgarczyn/ImproVe on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lgarczyn/ImproVe
[INFO] finished frobbing lgarczyn/ImproVe
[INFO] frobbed toml for lgarczyn/ImproVe written to work/ex/beta-1.38-1/sources/1.37.0/gh/lgarczyn/ImproVe/Cargo.toml
[INFO] started frobbing lgarczyn/ImproVe
[INFO] finished frobbing lgarczyn/ImproVe
[INFO] frobbed toml for lgarczyn/ImproVe written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lgarczyn/ImproVe/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lgarczyn/ImproVe against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lgarczyn/ImproVe:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 348989a5523c75d17df1fe5fdf5bd3faf9c486eef0bbc6dc2c6473f714e9e145
[INFO] running `"docker" "start" "-a" "348989a5523c75d17df1fe5fdf5bd3faf9c486eef0bbc6dc2c6473f714e9e145"`
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling strength_reduce v0.2.2
[INFO] [stderr]    Compiling transpose v0.1.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling noisy_float v0.1.11
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling enum-iterator-derive v0.3.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling palette v0.4.1
[INFO] [stderr]    Compiling enum-iterator v0.3.0
[INFO] [stderr]    Compiling rustfft v3.0.0
[INFO] [stderr]    Compiling palette_derive v0.4.1
[INFO] [stderr]    Compiling improve v0.1.0 (/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/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.improve.9tioks3v-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65" "/opt/crater/target/debug/deps/improve-afff16b1dc770e65.15tlyz0p34z2gcsu.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libtermion-55e412240b082913.rlib" "/opt/crater/target/debug/deps/libnumtoa-1e93c1d9049a706b.rlib" "/opt/crater/target/debug/deps/libenum_iterator-14eb5270e4d022aa.rlib" "/opt/crater/target/debug/deps/librustfft-b97f0d57c5364a26.rlib" "/opt/crater/target/debug/deps/libtranspose-9499d0663e31bfbc.rlib" "/opt/crater/target/debug/deps/libstrength_reduce-a05c7cc875696516.rlib" "/opt/crater/target/debug/deps/libnum_complex-50f66e60439c1370.rlib" "/opt/crater/target/debug/deps/libpalette-bda45cd47c4c77fd.rlib" "/opt/crater/target/debug/deps/libphf-6a988f63427a513e.rlib" "/opt/crater/target/debug/deps/libphf_shared-d59b78f17b7eeb54.rlib" "/opt/crater/target/debug/deps/libsiphasher-d8c9cc1cc66f074e.rlib" "/opt/crater/target/debug/deps/libapprox-006b105747eba6fa.rlib" "/opt/crater/target/debug/deps/libitertools-e323d3d249ca43ce.rlib" "/opt/crater/target/debug/deps/libeither-dfa9c429720c7162.rlib" "/opt/crater/target/debug/deps/libsdl2-8d94c642efe3a656.rlib" "/opt/crater/target/debug/deps/librand-e1542ca1fc17f3a9.rlib" "/opt/crater/target/debug/deps/librand_xorshift-4203f3157eb9a8e3.rlib" "/opt/crater/target/debug/deps/librand_pcg-3ca473a60cbdd70a.rlib" "/opt/crater/target/debug/deps/librand_hc-bbd146a4b8bf6f4b.rlib" "/opt/crater/target/debug/deps/librand_chacha-ff52df9f9e23170d.rlib" "/opt/crater/target/debug/deps/librand_isaac-116c1a9914320278.rlib" "/opt/crater/target/debug/deps/librand_core-5fd440ec9008cce1.rlib" "/opt/crater/target/debug/deps/librand_os-df63c8a890c1e2e9.rlib" "/opt/crater/target/debug/deps/librand_jitter-06f1043e9c10514f.rlib" "/opt/crater/target/debug/deps/librand_core-fe4fc41bf9015dbc.rlib" "/opt/crater/target/debug/deps/libsdl2_sys-2ee02a5235a67763.rlib" "/opt/crater/target/debug/deps/liblazy_static-eb33edc716f69401.rlib" "/opt/crater/target/debug/deps/libnum-eb596cbb91b8339b.rlib" "/opt/crater/target/debug/deps/libnum_iter-57feada7344bf204.rlib" "/opt/crater/target/debug/deps/libnum_integer-0d16bf15ee871835.rlib" "/opt/crater/target/debug/deps/libnum_traits-99be000a39d37ff1.rlib" "/opt/crater/target/debug/deps/libclap-9325301b67a3eb11.rlib" "/opt/crater/target/debug/deps/libvec_map-d1ee0a45638c2bc7.rlib" "/opt/crater/target/debug/deps/libtextwrap-98d6d8750638b4d6.rlib" "/opt/crater/target/debug/deps/libunicode_width-70ef077428dd4d3c.rlib" "/opt/crater/target/debug/deps/libstrsim-7aece6a3d121dad3.rlib" "/opt/crater/target/debug/deps/libbitflags-bcd34e8f74846360.rlib" "/opt/crater/target/debug/deps/libatty-eb5da56e70a939cc.rlib" "/opt/crater/target/debug/deps/liblibc-d019039477cac03b.rlib" "/opt/crater/target/debug/deps/libansi_term-ab3d266e25626249.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-4a76ff35a356aedf.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e11c7b3b3225afe2.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-13217ede3d276f16.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-621a9ee22da6caa1.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-546c844e8071bbeb.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-be9569e4d599746f.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-47d8845cef2a3bc5.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-017511bce73a530c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-be7979c57a08057b.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d6459c4f0817c67c.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-580035dd98451925.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-aee5c24fff305dea.rlib" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8a55a4098920125a.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-9fc4b5be2ba5cc19.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_ttf" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[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 `improve`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "348989a5523c75d17df1fe5fdf5bd3faf9c486eef0bbc6dc2c6473f714e9e145"`
[INFO] running `"docker" "rm" "-f" "348989a5523c75d17df1fe5fdf5bd3faf9c486eef0bbc6dc2c6473f714e9e145"`
[INFO] [stdout] 348989a5523c75d17df1fe5fdf5bd3faf9c486eef0bbc6dc2c6473f714e9e145