[INFO] cloning repository https://github.com/blue-emc2/cave
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blue-emc2/cave" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblue-emc2%2Fcave", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblue-emc2%2Fcave'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff4f1a6998da03e9067f304cf4871275a30adf9c
[INFO] testing blue-emc2/cave against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblue-emc2%2Fcave" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blue-emc2/cave on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/blue-emc2/cave
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/blue-emc2/cave
[INFO] tweaked toml for git repo https://github.com/blue-emc2/cave written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/blue-emc2/cave already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2 v0.34.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74b72f703901a21e06bed5d735d64f5676d4cb01643927f8ddae452dc3c2f901
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "74b72f703901a21e06bed5d735d64f5676d4cb01643927f8ddae452dc3c2f901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74b72f703901a21e06bed5d735d64f5676d4cb01643927f8ddae452dc3c2f901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74b72f703901a21e06bed5d735d64f5676d4cb01643927f8ddae452dc3c2f901", kill_on_drop: false }`
[INFO] [stdout] 74b72f703901a21e06bed5d735d64f5676d4cb01643927f8ddae452dc3c2f901
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db091f4c7527fe63deeed1089862e8868a1145ca1717c575159284b4b627137b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db091f4c7527fe63deeed1089862e8868a1145ca1717c575159284b4b627137b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling nonzero_signed v1.0.3
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling sdl2 v0.34.2
[INFO] [stderr]    Compiling mopa v0.2.2
[INFO] [stderr]    Compiling tuple_utils v0.2.0
[INFO] [stderr]    Compiling shrev v1.1.1
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling sdl2-sys v0.34.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling shred-derive v0.5.1
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]    Compiling crossbeam-deque v0.5.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling crossbeam v0.4.1
[INFO] [stderr]    Compiling hibitset v0.5.4
[INFO] [stderr]    Compiling shred v0.7.2
[INFO] [stderr]    Compiling specs-derive v0.4.1
[INFO] [stderr]    Compiling specs v0.14.3
[INFO] [stderr]    Compiling cave v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.cave.6tqlgk5n-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab" "/opt/rustwide/target/debug/deps/cave-7f28f16f62f07eab.3svlkf9hb478mx96.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-25e22b08b9ed63c8.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-9fa4c6e51d639792.rlib" "/opt/rustwide/target/debug/deps/libbitflags-8a5476fab5bb3232.rlib" "/opt/rustwide/target/debug/deps/libspecs-0c1377e91f8b9ad5.rlib" "/opt/rustwide/target/debug/deps/libtuple_utils-ccec5fb763d4948a.rlib" "/opt/rustwide/target/debug/deps/libshrev-12b3f159d9d0d4ef.rlib" "/opt/rustwide/target/debug/deps/libnonzero_signed-879809081600bcc7.rlib" "/opt/rustwide/target/debug/deps/liblog-d6d50815b8652f33.rlib" "/opt/rustwide/target/debug/deps/libhibitset-44b1333e1753000e.rlib" "/opt/rustwide/target/debug/deps/libatom-a52bf88abecd21cd.rlib" "/opt/rustwide/target/debug/deps/libfnv-9bab2cd4d16544dd.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam-10459430c71c5354.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-f4f35927c1d1cecf.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-16755e65c1833688.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_channel-8dfaa9770a5f2caf.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-3d8e46835ad59297.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-878270d374a00a8d.rlib" "/opt/rustwide/target/debug/deps/liblock_api-c8daa64bd2a25bda.rlib" "/opt/rustwide/target/debug/deps/libowning_ref-35997c2ae0d67555.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-fd3a449dde0ad161.rlib" "/opt/rustwide/target/debug/deps/librand-e19b01fa55500334.rlib" "/opt/rustwide/target/debug/deps/librand_core-efc1c94ebe3431df.rlib" "/opt/rustwide/target/debug/deps/librand_core-e8ac9a7347391b37.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-1983edd6277b1d6f.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-68ac87e181843542.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-587a636979098308.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-98eb5171f9a3eb81.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-b25deddd251e29db.rlib" "/opt/rustwide/target/debug/deps/libshred-4d0e33cea1d35d54.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-d9981de35443877c.rlib" "/opt/rustwide/target/debug/deps/librayon-d64c4805d33a7744.rlib" "/opt/rustwide/target/debug/deps/librayon_core-aa67a56f1d4a8291.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-1630f5d1ed56db99.rlib" "/opt/rustwide/target/debug/deps/liblibc-8ad0edd0dffec967.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-d787101668a10e80.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-4f8d13025a4f8b03.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-b71d276e69df7592.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-92a32f45c5b4b28b.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_queue-78c499aea379e159.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-826d7e11296878e6.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rlib" "/opt/rustwide/target/debug/deps/libmaybe_uninit-eaf618366f8551a4.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-3bb9a546b52233f2.rlib" "/opt/rustwide/target/debug/deps/libeither-6c3f8a36797647b7.rlib" "/opt/rustwide/target/debug/deps/libmopa-9525efd430f3b2cb.rlib" "/opt/rustwide/target/debug/deps/libfxhash-c2bd72848bedb4c6.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-2f9d4a3f19411b1e.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-f2be10d8c096b2f4.rlib" "/opt/rustwide/target/debug/deps/libnodrop-ca5a8703dd151d1a.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_image" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_image
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cave`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "db091f4c7527fe63deeed1089862e8868a1145ca1717c575159284b4b627137b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db091f4c7527fe63deeed1089862e8868a1145ca1717c575159284b4b627137b", kill_on_drop: false }`
[INFO] [stdout] db091f4c7527fe63deeed1089862e8868a1145ca1717c575159284b4b627137b