[INFO] updating cached repository mindriot101/ten-more-bullets-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mindriot101/ten-more-bullets-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mindriot101/ten-more-bullets-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/mindriot101/ten-more-bullets-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mindriot101/ten-more-bullets-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mindriot101/ten-more-bullets-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mindriot101/ten-more-bullets-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mindriot101/ten-more-bullets-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fa3263b96fd3683baaf930f64895bd8b33b17620
[INFO] sha for GitHub repo mindriot101/ten-more-bullets-rust: fa3263b96fd3683baaf930f64895bd8b33b17620
[INFO] validating manifest of mindriot101/ten-more-bullets-rust 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 mindriot101/ten-more-bullets-rust 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 mindriot101/ten-more-bullets-rust
[INFO] finished frobbing mindriot101/ten-more-bullets-rust
[INFO] frobbed toml for mindriot101/ten-more-bullets-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/mindriot101/ten-more-bullets-rust/Cargo.toml
[INFO] started frobbing mindriot101/ten-more-bullets-rust
[INFO] finished frobbing mindriot101/ten-more-bullets-rust
[INFO] frobbed toml for mindriot101/ten-more-bullets-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mindriot101/ten-more-bullets-rust/Cargo.toml
[INFO] crate mindriot101/ten-more-bullets-rust 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 mindriot101/ten-more-bullets-rust 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/mindriot101/ten-more-bullets-rust:/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] 11f0a9bd5c9db9a4efa8e128ee47387d36e8c2452b17cc03f212299cd2ad4653
[INFO] running `"docker" "start" "-a" "11f0a9bd5c9db9a4efa8e128ee47387d36e8c2452b17cc03f212299cd2ad4653"`
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]    Compiling serde v1.0.17
[INFO] [stderr]    Compiling rand v0.3.17
[INFO] [stderr]    Compiling serde_derive v1.0.17
[INFO] [stderr]    Compiling sdl2 v0.30.0
[INFO] [stderr]    Compiling toml v0.4.5
[INFO] [stderr]    Compiling sdl2testing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/game.rs:31:22
[INFO] [stderr]    |
[INFO] [stderr] 31 |     enemies: Vec<Box<Enemy>>,
[INFO] [stderr]    |                      ^^^^^ help: use `dyn`: `dyn Enemy`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/gun.rs:41:17
[INFO] [stderr]    |
[INFO] [stderr] 41 |             let mut devel_mode = DEVEL_MODE.lock().unwrap();
[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/gun.rs:74:17
[INFO] [stderr]    |
[INFO] [stderr] 74 |         for (i, mut bullet) in self.bullets.iter_mut().enumerate() {
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[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/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.sdl2testing.2wb699sx-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad" "/opt/crater/target/debug/deps/sdl2testing-b00365d41912abad.488l3lhvxrnpx28.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/libtoml-09b4c2e02f33c28b.rlib" "/opt/crater/target/debug/deps/libserde-2b6c1aa43b41428d.rlib" "/opt/crater/target/debug/deps/libtime-9d8ecf5028a534e6.rlib" "/opt/crater/target/debug/deps/libsdl2-2607cf0e805a27dd.rlib" "/opt/crater/target/debug/deps/librand-c3e633a84d92c403.rlib" "/opt/crater/target/debug/deps/libsdl2_sys-ad6ef9ad06db2833.rlib" "/opt/crater/target/debug/deps/libbitflags-e424d0a7dda42873.rlib" "/opt/crater/target/debug/deps/liblazy_static-e2bfda1b54f8e430.rlib" "/opt/crater/target/debug/deps/liblibc-99119b4d28284358.rlib" "/opt/crater/target/debug/deps/libnum-e6311770fd51e64f.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" "-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" "-lSDL2_ttf" "-lSDL2_image" "-lSDL2_mixer" "-lSDL2" "-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]           /usr/bin/ld: cannot find -lSDL2_image
[INFO] [stderr]           /usr/bin/ld: cannot find -lSDL2_mixer
[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 `sdl2testing`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "11f0a9bd5c9db9a4efa8e128ee47387d36e8c2452b17cc03f212299cd2ad4653"`
[INFO] running `"docker" "rm" "-f" "11f0a9bd5c9db9a4efa8e128ee47387d36e8c2452b17cc03f212299cd2ad4653"`
[INFO] [stdout] 11f0a9bd5c9db9a4efa8e128ee47387d36e8c2452b17cc03f212299cd2ad4653