[INFO] cloning repository https://github.com/jadeaffenjaeger/rust_connect_four [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jadeaffenjaeger/rust_connect_four" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjadeaffenjaeger%2Frust_connect_four", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjadeaffenjaeger%2Frust_connect_four'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b851577953258e3d251a6b07bc7168d6a5de7571 [INFO] testing jadeaffenjaeger/rust_connect_four against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjadeaffenjaeger%2Frust_connect_four" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jadeaffenjaeger/rust_connect_four on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jadeaffenjaeger/rust_connect_four [INFO] finished tweaking git repo https://github.com/jadeaffenjaeger/rust_connect_four [INFO] tweaked toml for git repo https://github.com/jadeaffenjaeger/rust_connect_four written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/jadeaffenjaeger/rust_connect_four already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded petgraph v0.6.0 [INFO] [stderr] Downloaded c_vec v2.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2dd2e20b2dad87490a15ff542eefacf5a9cbd398149cfa958eee1e91dc44e6a9 [INFO] running `Command { std: "docker" "start" "-a" "2dd2e20b2dad87490a15ff542eefacf5a9cbd398149cfa958eee1e91dc44e6a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2dd2e20b2dad87490a15ff542eefacf5a9cbd398149cfa958eee1e91dc44e6a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2dd2e20b2dad87490a15ff542eefacf5a9cbd398149cfa958eee1e91dc44e6a9", kill_on_drop: false }` [INFO] [stdout] 2dd2e20b2dad87490a15ff542eefacf5a9cbd398149cfa958eee1e91dc44e6a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b9da35e5a46b6a97a47997b6d09b1934df0a8cf013d2308f7d9ab1f99562656 [INFO] running `Command { std: "docker" "start" "-a" "5b9da35e5a46b6a97a47997b6d09b1934df0a8cf013d2308f7d9ab1f99562656", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling version-compare v0.0.10 [INFO] [stderr] Compiling sdl2 v0.34.5 [INFO] [stderr] Compiling fixedbitset v0.4.0 [INFO] [stderr] Compiling c_vec v2.0.0 [INFO] [stderr] Compiling petgraph v0.6.0 [INFO] [stderr] Compiling sdl2-sys v0.34.5 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling connect_four v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/game.rs:86:23 [INFO] [stdout] | [INFO] [stdout] 86 | .filter(|(i, &num)| num < NUM_ROWS) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` 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/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.connect_four.ea10d0a8-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb.3ta3ma295f8znnen.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librand-0c2d5b60afc6ed49.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-f527ab1a97a12e6a.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-069634687179693a.rlib" "/opt/rustwide/target/debug/deps/librand_core-20acec990141a769.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-7eb25cb1786e9828.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-dece450273084492.rlib" "/opt/rustwide/target/debug/deps/libpetgraph-4356e896dd868527.rlib" "/opt/rustwide/target/debug/deps/libindexmap-c11af052310ee5ab.rlib" "/opt/rustwide/target/debug/deps/libhashbrown-caf720124733e13b.rlib" "/opt/rustwide/target/debug/deps/libfixedbitset-3b9648839e9911db.rlib" "/opt/rustwide/target/debug/deps/libsdl2-1c15a2c900b8a709.rlib" "/opt/rustwide/target/debug/deps/libc_vec-5f28157c63f0964a.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-671b59740630100f.rlib" "/opt/rustwide/target/debug/deps/libbitflags-117d41ac256572da.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-df981c5871754530.rlib" "/opt/rustwide/target/debug/deps/liblibc-6f95d9ba35ebd6b1.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-008055cc7d873802.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-06f01ac2578bda94.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f9a3c3274a1835e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d4cbb754ee9f4daa.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-95c14e1c1e3ebcc4.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d489f0ca872880cc.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-75f07df0b18fea39.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c35b278736219a2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e530649c9a06e3c6.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-6b148909d375a785.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-cd15fa647f4775d1.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74be3a703f788ba2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8f2c5b445c28b2e3.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-8480e85e0be96197.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-ac23a75f6f42004e.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-557ba8776e04d182.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-4beb03d03503c439.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-dd7db1bec6909f24.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_gfx" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/connect_four-dedf985bdfb810cb" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" [INFO] [stdout] = note: /usr/bin/ld: cannot find -lSDL2_gfx [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `connect_four` due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "5b9da35e5a46b6a97a47997b6d09b1934df0a8cf013d2308f7d9ab1f99562656", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b9da35e5a46b6a97a47997b6d09b1934df0a8cf013d2308f7d9ab1f99562656", kill_on_drop: false }` [INFO] [stdout] 5b9da35e5a46b6a97a47997b6d09b1934df0a8cf013d2308f7d9ab1f99562656