[INFO] updating cached repository Trangar/LD41
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Trangar/LD41
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Trangar/LD41" "work/ex/beta-1.38-1/sources/1.37.0/gh/Trangar/LD41"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Trangar/LD41'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Trangar/LD41" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Trangar/LD41"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Trangar/LD41'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 16513dc1caad25a9078ef2a91c6cdec9509d8ce5
[INFO] sha for GitHub repo Trangar/LD41: 16513dc1caad25a9078ef2a91c6cdec9509d8ce5
[INFO] validating manifest of Trangar/LD41 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 Trangar/LD41 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 Trangar/LD41
[INFO] finished frobbing Trangar/LD41
[INFO] frobbed toml for Trangar/LD41 written to work/ex/beta-1.38-1/sources/1.37.0/gh/Trangar/LD41/Cargo.toml
[INFO] started frobbing Trangar/LD41
[INFO] finished frobbing Trangar/LD41
[INFO] frobbed toml for Trangar/LD41 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Trangar/LD41/Cargo.toml
[INFO] crate Trangar/LD41 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 Trangar/LD41 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Trangar/LD41:/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] 59389859b76aa035c8e3bca661413d5500f86960fcea47cc5a9f62d1bab4d250
[INFO] running `"docker" "start" "-a" "59389859b76aa035c8e3bca661413d5500f86960fcea47cc5a9f62d1bab4d250"`
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling c_vec v1.3.0
[INFO] [stderr]    Compiling april2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling trait_enum v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.43
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr] error: could not find native static library `SDL2main`, perhaps an -L flag is missing?
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `sdl2-sys`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "59389859b76aa035c8e3bca661413d5500f86960fcea47cc5a9f62d1bab4d250"`
[INFO] running `"docker" "rm" "-f" "59389859b76aa035c8e3bca661413d5500f86960fcea47cc5a9f62d1bab4d250"`
[INFO] [stdout] 59389859b76aa035c8e3bca661413d5500f86960fcea47cc5a9f62d1bab4d250