[INFO] updating cached repository nebkor/arcaders
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nebkor/arcaders
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nebkor/arcaders" "work/ex/beta-1.38-1/sources/1.37.0/gh/nebkor/arcaders"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nebkor/arcaders'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nebkor/arcaders" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nebkor/arcaders"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nebkor/arcaders'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 151a43d9a6681602cb003e2d2cbe068b24fa5aad
[INFO] sha for GitHub repo nebkor/arcaders: 151a43d9a6681602cb003e2d2cbe068b24fa5aad
[INFO] validating manifest of nebkor/arcaders 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 nebkor/arcaders 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 nebkor/arcaders
[INFO] finished frobbing nebkor/arcaders
[INFO] frobbed toml for nebkor/arcaders written to work/ex/beta-1.38-1/sources/1.37.0/gh/nebkor/arcaders/Cargo.toml
[INFO] started frobbing nebkor/arcaders
[INFO] finished frobbing nebkor/arcaders
[INFO] frobbed toml for nebkor/arcaders written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nebkor/arcaders/Cargo.toml
[INFO] crate nebkor/arcaders already has a lockfile, it will not be regenerated
[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 nebkor/arcaders 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nebkor/arcaders:/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] 537eb01ff02e8bcebe243d43b4c9b0b7debbd455cea98600544aa437c9faa70b
[INFO] running `"docker" "start" "-a" "537eb01ff02e8bcebe243d43b4c9b0b7debbd455cea98600544aa437c9faa70b"`
[INFO] [stderr]    Compiling sdl2-sys v0.27.3
[INFO] [stderr]    Compiling sdl2 v0.29.1
[INFO] [stderr]    Compiling arcaders v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/phi/mod.rs:53:20
[INFO] [stderr]    |
[INFO] [stderr] 53 |     ChangeView(Box<View>),
[INFO] [stderr]    |                    ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/phi/mod.rs:60:34
[INFO] [stderr]    |
[INFO] [stderr] 60 |     where F: Fn(&mut Phi) -> Box<View>
[INFO] [stderr]    |                                  ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `overlaps`
[INFO] [stderr]   --> src/phi/data.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn overlaps(&self, other: Rectangle) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ChangeView`
[INFO] [stderr]   --> src/phi/mod.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     ChangeView(Box<View>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[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/1.37.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.arcaders.eguk09hn-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e" "/opt/crater/target/debug/deps/arcaders-d560b5dc2c43b59e.1nyurm0dm5n5g2xv.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/libsdl2-22f41e8c86f595b1.rlib" "/opt/crater/target/debug/deps/librand-1e4316a6c2deaef0.rlib" "/opt/crater/target/debug/deps/libsdl2_sys-7da7842c90bc21ae.rlib" "/opt/crater/target/debug/deps/libbitflags-05fa20c47058c1db.rlib" "/opt/crater/target/debug/deps/liblazy_static-ccea4a44c4af410d.rlib" "/opt/crater/target/debug/deps/liblibc-52f8c12df0d13af1.rlib" "/opt/crater/target/debug/deps/libnum-e2037b56da65a753.rlib" "/opt/crater/target/debug/deps/libnum_iter-d556ec6b6e3b2464.rlib" "/opt/crater/target/debug/deps/libnum_integer-bad0fcb027a87283.rlib" "/opt/crater/target/debug/deps/libnum_traits-b4e8227c37ddf86d.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_image" "-lSDL2" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lSDL2_image
[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 `arcaders`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "537eb01ff02e8bcebe243d43b4c9b0b7debbd455cea98600544aa437c9faa70b"`
[INFO] running `"docker" "rm" "-f" "537eb01ff02e8bcebe243d43b4c9b0b7debbd455cea98600544aa437c9faa70b"`
[INFO] [stdout] 537eb01ff02e8bcebe243d43b4c9b0b7debbd455cea98600544aa437c9faa70b