[INFO] cloning repository https://github.com/dstepanov/snake-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dstepanov/snake-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdstepanov%2Fsnake-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdstepanov%2Fsnake-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6260fec57e46fdf253478d3f203de3cd3cb809b
[INFO] testing dstepanov/snake-rs against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdstepanov%2Fsnake-rs" "/workspace/builds/worker-57/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-57/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dstepanov/snake-rs on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate git repo https://github.com/dstepanov/snake-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--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-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 725f4c769a61b43df0dee98fc3d42d110ff5bbe794c076bf542ea8e12574aca2
[INFO] running `Command { std: "docker" "start" "-a" "725f4c769a61b43df0dee98fc3d42d110ff5bbe794c076bf542ea8e12574aca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "725f4c769a61b43df0dee98fc3d42d110ff5bbe794c076bf542ea8e12574aca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "725f4c769a61b43df0dee98fc3d42d110ff5bbe794c076bf542ea8e12574aca2", kill_on_drop: false }`
[INFO] [stdout] 725f4c769a61b43df0dee98fc3d42d110ff5bbe794c076bf542ea8e12574aca2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1ce131ea38c2c09e58145469e42d2c7b4cccc8a883af16993034204c3de03e2
[INFO] running `Command { std: "docker" "start" "-a" "f1ce131ea38c2c09e58145469e42d2c7b4cccc8a883af16993034204c3de03e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling sdl2-sys v0.27.2
[INFO] [stderr]    Compiling libc v0.2.19
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling rand v0.3.15
[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] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let mut next = &mut match self.direction {
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.snake_rs.86d6c159-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c.tl7g67stmfr39lj.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-d57523b9ebfbd869.rlib" "/opt/rustwide/target/debug/deps/librand-c8c1ff609eda67c6.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-1d0fd352cd194589.rlib" "/opt/rustwide/target/debug/deps/libbitflags-9d0cc7cd35f17e7b.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-1a39772139afb50b.rlib" "/opt/rustwide/target/debug/deps/liblibc-f9580f6214709319.rlib" "/opt/rustwide/target/debug/deps/libnum-4ca71a221d682f4e.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-4ef9fa8494ce5e6a.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-f5a63bcd4586c536.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-f1d210ce221d3eaa.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-ff9290e971253a38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5534b29ea7b2d8f5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-8bfbb13072fc2761.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-d6d1fa92fa620f17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7cfd201521727d95.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0e8010e8fce8e5a7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-19093fec3c6dd913.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-89c4cbe9256c1890.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-73e4507673363945.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-3fe98c0f46f27964.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-a76787f08d45e37d.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8cea480e62c5b261.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-1fb939608cd05a1c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-842e67e3ab562f66.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0c1c8fec3b1a54cc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-689faa634b72af17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-6c2c561a8181be5e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-88c4d85fe493b0a6.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5394bdb1df5df01.rlib" "-Wl,-Bdynamic" "-lSDL2_ttf" "-lSDL2" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/snake_rs-da41ac40e0a1d11c" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[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; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `snake-rs` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "f1ce131ea38c2c09e58145469e42d2c7b4cccc8a883af16993034204c3de03e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1ce131ea38c2c09e58145469e42d2c7b4cccc8a883af16993034204c3de03e2", kill_on_drop: false }`
[INFO] [stdout] f1ce131ea38c2c09e58145469e42d2c7b4cccc8a883af16993034204c3de03e2