[INFO] cloning repository https://github.com/PartyLich/rs-snek
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PartyLich/rs-snek" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPartyLich%2Frs-snek", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPartyLich%2Frs-snek'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5474ad59374493c95c82b434224467dfad6b1f4
[INFO] testing PartyLich/rs-snek against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPartyLich%2Frs-snek" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PartyLich/rs-snek on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PartyLich/rs-snek
[INFO] finished tweaking git repo https://github.com/PartyLich/rs-snek
[INFO] tweaked toml for git repo https://github.com/PartyLich/rs-snek written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/PartyLich/rs-snek already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0fd07e320e36f5ebfa0bfb45c8ae59155cbe9bd04b08f94b5b775d706b7d75d9
[INFO] running `Command { std: "docker" "start" "-a" "0fd07e320e36f5ebfa0bfb45c8ae59155cbe9bd04b08f94b5b775d706b7d75d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fd07e320e36f5ebfa0bfb45c8ae59155cbe9bd04b08f94b5b775d706b7d75d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd07e320e36f5ebfa0bfb45c8ae59155cbe9bd04b08f94b5b775d706b7d75d9", kill_on_drop: false }`
[INFO] [stdout] 0fd07e320e36f5ebfa0bfb45c8ae59155cbe9bd04b08f94b5b775d706b7d75d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7d953823b18e7b25ba52f5df5a805f13c92d4b1a70e0865fdee09704bfa0961
[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" "d7d953823b18e7b25ba52f5df5a805f13c92d4b1a70e0865fdee09704bfa0961", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling sdl2 v0.33.0
[INFO] [stderr]    Compiling sdl2-sys v0.33.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rs_snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `list_dir_with_ext`
[INFO] [stdout]   --> src/map.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn list_dir_with_ext<'a>(extension: &'a str) -> Box<dyn Fn(&str) -> Vec<PathBuf> + 'a> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.rs_snake.733iet0p-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a" "/opt/rustwide/target/debug/deps/rs_snake-9d3b7c761ae5c86a.20y3273r8k91p2eq.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librs_snake-152a590643cc491e.rlib" "/opt/rustwide/target/debug/deps/librand-157cb269c37c157f.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-6d95e9c6294206c2.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-449783e61805f843.rlib" "/opt/rustwide/target/debug/deps/librand_core-d77d71b4b5f5c712.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-8978fe6070e209f4.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-b10e0993eefc366b.rlib" "/opt/rustwide/target/debug/deps/libsdl2-a98b9c60baac344f.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-0b7f3dbcce1fde67.rlib" "/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib" "/opt/rustwide/target/debug/deps/liblibc-72bab3e423bcd510.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_ttf" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[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 `rs_snake`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d7d953823b18e7b25ba52f5df5a805f13c92d4b1a70e0865fdee09704bfa0961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d953823b18e7b25ba52f5df5a805f13c92d4b1a70e0865fdee09704bfa0961", kill_on_drop: false }`
[INFO] [stdout] d7d953823b18e7b25ba52f5df5a805f13c92d4b1a70e0865fdee09704bfa0961