[INFO] updating cached repository https://github.com/lgarczyn/ImproVe
[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] 4bf05c5fe012f93960952d7c0922aa4c8091d241
[INFO] testing lgarczyn/ImproVe against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flgarczyn%2FImproVe" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lgarczyn/ImproVe on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/lgarczyn/ImproVe
[INFO] finished tweaking git repo https://github.com/lgarczyn/ImproVe
[INFO] tweaked toml for git repo https://github.com/lgarczyn/ImproVe written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3307e42cea46becc2960fa4063a2253db4cde1060f3d352655e3f167e36878d4
[INFO] running `"docker" "start" "-a" "3307e42cea46becc2960fa4063a2253db4cde1060f3d352655e3f167e36878d4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling transpose v0.1.0
[INFO] [stderr]    Compiling strength_reduce v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling noisy_float v0.1.12
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rustfft v3.0.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling enum-iterator-derive v0.6.0
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling enum-iterator v0.6.0
[INFO] [stderr]    Compiling improve 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/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.improve.e7dz8m1k-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9" "/opt/rustwide/target/debug/deps/improve-0d0b1ffc7c6129e9.40ajbz23ugifl46s.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libtermion-e6e50a84b53ab53c.rlib" "/opt/rustwide/target/debug/deps/libnumtoa-d67688b17b34fd35.rlib" "/opt/rustwide/target/debug/deps/libenum_iterator-763bc33775f7aab5.rlib" "/opt/rustwide/target/debug/deps/librustfft-717538706d69e71f.rlib" "/opt/rustwide/target/debug/deps/libtranspose-ef6882bc99e372fa.rlib" "/opt/rustwide/target/debug/deps/libstrength_reduce-33420d46eb1cdab1.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-bbd1fd552e81a9cb.rlib" "/opt/rustwide/target/debug/deps/libpalette-9d4789abaa1c8115.rlib" "/opt/rustwide/target/debug/deps/libphf-dd1929ab4e674ec9.rlib" "/opt/rustwide/target/debug/deps/libphf_shared-4b98491fb952c905.rlib" "/opt/rustwide/target/debug/deps/libsiphasher-26c1a5e5cccb711c.rlib" "/opt/rustwide/target/debug/deps/libapprox-c36275d9e1a6f6c2.rlib" "/opt/rustwide/target/debug/deps/libitertools-a32ec88a08444d29.rlib" "/opt/rustwide/target/debug/deps/libeither-667bb5f36f496548.rlib" "/opt/rustwide/target/debug/deps/libsdl2-4124dfc1da6ec780.rlib" "/opt/rustwide/target/debug/deps/librand-32ca9d04a8072615.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-76feb1be4b384d8c.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-765ae007666635d1.rlib" "/opt/rustwide/target/debug/deps/librand_hc-68dde4176773bfba.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-eed2f9bcc51aafd2.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-3afb46e714f27b23.rlib" "/opt/rustwide/target/debug/deps/librand_core-35d9152f59e9c107.rlib" "/opt/rustwide/target/debug/deps/librand_os-34eb9190028b9c20.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-090e0608e0e97bb5.rlib" "/opt/rustwide/target/debug/deps/librand_core-fc3b85f002e2a6f9.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-024b31861c3a9bc3.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-36bd8bbfaaa85bd1.rlib" "/opt/rustwide/target/debug/deps/libnum-104529ba3550f7a7.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-b1690be1b5a4a673.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-e2d76c693688508b.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-447df9d8850f95e5.rlib" "/opt/rustwide/target/debug/deps/libclap-7405bb46f1060ba2.rlib" "/opt/rustwide/target/debug/deps/libvec_map-2ea354767dfdcf76.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-7ce917c1e40e3b24.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-f2de9f6717fae86f.rlib" "/opt/rustwide/target/debug/deps/libstrsim-7ef4ee0940d816f7.rlib" "/opt/rustwide/target/debug/deps/libbitflags-a637fa8d282392d5.rlib" "/opt/rustwide/target/debug/deps/libatty-732074f349571b64.rlib" "/opt/rustwide/target/debug/deps/liblibc-2e17c5c99334ee98.rlib" "/opt/rustwide/target/debug/deps/libansi_term-5f50d48905eb9d7a.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-44f8eb3d0b2fad61.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-abc626f09920d361.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-546e83c8973f1a65.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-12768dfc68674934.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e06867e4497f2ee8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-cbc579f43f6df57b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7abd6d5a7ebf9a23.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-46423c7bc03bd327.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-fc3773ed7bc68f07.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-9cdc98176efd27e2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-02d88502a763e06b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8cdc9d38dd6cd3ce.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-336f7d63e72901ef.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-57917b1be5233117.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_ttf" "-lutil" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-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" "3307e42cea46becc2960fa4063a2253db4cde1060f3d352655e3f167e36878d4"`
[INFO] running `"docker" "rm" "-f" "3307e42cea46becc2960fa4063a2253db4cde1060f3d352655e3f167e36878d4"`
[INFO] [stdout] 3307e42cea46becc2960fa4063a2253db4cde1060f3d352655e3f167e36878d4