[INFO] updating cached repository https://github.com/dstepanov/snake-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c6260fec57e46fdf253478d3f203de3cd3cb809b
[INFO] testing dstepanov/snake-rs against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdstepanov%2Fsnake-rs" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dstepanov/snake-rs on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dstepanov/snake-rs
[INFO] finished tweaking git repo https://github.com/dstepanov/snake-rs
[INFO] tweaked toml for git repo https://github.com/dstepanov/snake-rs written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/dstepanov/snake-rs already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 447c5309bbbdef280a659802499678bff56ee2061f16f7a5c67d2ca277036f57
[INFO] running `"docker" "start" "-a" "447c5309bbbdef280a659802499678bff56ee2061f16f7a5c67d2ca277036f57"`
[INFO] [stderr]    Compiling sdl2-sys v0.27.2
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling sdl2 v0.27.3
[INFO] [stderr]    Compiling snake-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:122:13
[INFO] [stderr]     |
[INFO] [stderr] 122 |         let mut next = &mut match self.direction {
[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] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.snake_rs.21be289y-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95" "/opt/rustwide/target/debug/deps/snake_rs-cf913187057f2a95.3ypfkbnnbcs9wwi4.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-bad20bae06dc5ee7.rlib" "/opt/rustwide/target/debug/deps/librand-89e2b1357774635f.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-43aae3e44ef1792d.rlib" "/opt/rustwide/target/debug/deps/libbitflags-8e02dfeceb8e06ce.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-e52bcf7d8c56d52a.rlib" "/opt/rustwide/target/debug/deps/liblibc-d06d8d38ae8a787a.rlib" "/opt/rustwide/target/debug/deps/libnum-5a3e6b426d815a74.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-c433d26db8e89dfd.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-ad292d9f63a667d2.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-a8f6725495a92d29.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-12ce12f1efc08aa3.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5d3cd1b3ddab72e4.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-f8222943dfd167e2.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-0cd00b2d3108cd48.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-485c05ba6ce1b438.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-63e6b1072426ba59.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-a421aff1d43911ee.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3deef8ef4fe80dff.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-f65a176f0586269e.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ad46d4080f4d7e57.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-da6c590582bf0885.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-837ca740df32db0a.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-db27c965e824589f.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-68a4f8466685ed76.rlib" "-Wl,-Bdynamic" "-lSDL2_ttf" "-lSDL2" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[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 `snake-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "447c5309bbbdef280a659802499678bff56ee2061f16f7a5c67d2ca277036f57"`
[INFO] running `"docker" "rm" "-f" "447c5309bbbdef280a659802499678bff56ee2061f16f7a5c67d2ca277036f57"`
[INFO] [stdout] 447c5309bbbdef280a659802499678bff56ee2061f16f7a5c67d2ca277036f57