[INFO] updating cached repository BarePotato/sweeper
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/BarePotato/sweeper
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/BarePotato/sweeper" "work/ex/beta-1.37-6/sources/1.36.0/gh/BarePotato/sweeper"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/BarePotato/sweeper'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BarePotato/sweeper" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/BarePotato/sweeper"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/BarePotato/sweeper'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e053a331b01957a9061057b5eb9b07aed2747ec2
[INFO] sha for GitHub repo BarePotato/sweeper: e053a331b01957a9061057b5eb9b07aed2747ec2
[INFO] validating manifest of BarePotato/sweeper 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 BarePotato/sweeper 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 BarePotato/sweeper
[INFO] finished frobbing BarePotato/sweeper
[INFO] frobbed toml for BarePotato/sweeper written to work/ex/beta-1.37-6/sources/1.36.0/gh/BarePotato/sweeper/Cargo.toml
[INFO] started frobbing BarePotato/sweeper
[INFO] finished frobbing BarePotato/sweeper
[INFO] frobbed toml for BarePotato/sweeper written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/BarePotato/sweeper/Cargo.toml
[INFO] crate BarePotato/sweeper 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 BarePotato/sweeper 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-4/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/BarePotato/sweeper:/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] b09b88b128dd23c05483a957c7df13ca82dc0c51b6caf4731c192a9f6e780042
[INFO] running `"docker" "start" "-a" "b09b88b128dd23c05483a957c7df13ca82dc0c51b6caf4731c192a9f6e780042"`
[INFO] [stderr]    Compiling sfml-build v0.2.0
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling csfml-system-sys v0.4.0
[INFO] [stderr]    Compiling csfml-window-sys v0.4.0
[INFO] [stderr]    Compiling csfml-graphics-sys v0.4.0
[INFO] [stderr]    Compiling csfml-audio-sys v0.4.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling sfml v0.14.0
[INFO] [stderr]    Compiling sweeper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `button`
[INFO] [stderr]   --> src/main.rs:64:45
[INFO] [stderr]    |
[INFO] [stderr] 64 |                 Event::MouseButtonPressed { button, x, y } => {
[INFO] [stderr]    |                                             ^^^^^^ help: try ignoring the field: `button: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] 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/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.sweeper.5zgd7nnv-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41" "/opt/crater/target/debug/deps/sweeper-f3a06db422de7a41.ku788v1j9dz7aax.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/librand-2618f27456ce72f6.rlib" "/opt/crater/target/debug/deps/liblibc-4614e394b9d39201.rlib" "/opt/crater/target/debug/deps/librand_xorshift-e4175971b0eedd8b.rlib" "/opt/crater/target/debug/deps/librand_pcg-a99eb8994209efbf.rlib" "/opt/crater/target/debug/deps/librand_hc-1a031fb5dbbfb4e7.rlib" "/opt/crater/target/debug/deps/librand_chacha-d91d5d797b9b0b3f.rlib" "/opt/crater/target/debug/deps/librand_isaac-e44604c0a003e3f8.rlib" "/opt/crater/target/debug/deps/librand_core-0169ea5a612ef054.rlib" "/opt/crater/target/debug/deps/libsfml-ab6ae1c1135da54b.rlib" "/opt/crater/target/debug/deps/libcsfml_graphics_sys-62565fa52e3c0645.rlib" "/opt/crater/target/debug/deps/libcsfml_audio_sys-305680f6fe754941.rlib" "/opt/crater/target/debug/deps/libcsfml_window_sys-fb8fab4846418edb.rlib" "/opt/crater/target/debug/deps/libcsfml_system_sys-018b392ae73beecb.rlib" "/opt/crater/target/debug/deps/libbitflags-e31ad08aaa94ea6a.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" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" "-lsfml-graphics" "-lcsfml-graphics" "-lsfml-audio" "-lcsfml-audio" "-lsfml-window" "-lcsfml-window" "-lsfml-system" "-lcsfml-system" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/deps/libsfml-ab6ae1c1135da54b.rlib(sfml-ab6ae1c1135da54b.sfml.c2olmeeb-cgu.7.rcgu.o): In function `sfml::graphics::text::Text::set_fill_color':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/sfml-0.14.0/src/graphics/text.rs:134: undefined reference to `sfText_setFillColor'
[INFO] [stderr]           /opt/crater/target/debug/deps/libsfml-ab6ae1c1135da54b.rlib(sfml-ab6ae1c1135da54b.sfml.c2olmeeb-cgu.7.rcgu.o): In function `sfml::graphics::text::Text::set_outline_color':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/sfml-0.14.0/src/graphics/text.rs:141: undefined reference to `sfText_setOutlineColor'
[INFO] [stderr]           /opt/crater/target/debug/deps/libsfml-ab6ae1c1135da54b.rlib(sfml-ab6ae1c1135da54b.sfml.c2olmeeb-cgu.7.rcgu.o): In function `sfml::graphics::text::Text::set_outline_thickness':
[INFO] [stderr]           /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/sfml-0.14.0/src/graphics/text.rs:151: undefined reference to `sfText_setOutlineThickness'
[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 `sweeper`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b09b88b128dd23c05483a957c7df13ca82dc0c51b6caf4731c192a9f6e780042"`
[INFO] running `"docker" "rm" "-f" "b09b88b128dd23c05483a957c7df13ca82dc0c51b6caf4731c192a9f6e780042"`
[INFO] [stdout] b09b88b128dd23c05483a957c7df13ca82dc0c51b6caf4731c192a9f6e780042