[INFO] updating cached repository https://github.com/pako8128/pong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3245ba30d5c313a604e051d7096e0466a1b52f66
[INFO] testing pako8128/pong against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpako8128%2Fpong" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pako8128/pong on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pako8128/pong
[INFO] finished tweaking git repo https://github.com/pako8128/pong
[INFO] tweaked toml for git repo https://github.com/pako8128/pong written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/pako8128/pong already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c6ae9e9ad883e0eab95df32ed5c6dccab780c8a51a6880692fb3df805e7c149
[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" "4c6ae9e9ad883e0eab95df32ed5c6dccab780c8a51a6880692fb3df805e7c149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c6ae9e9ad883e0eab95df32ed5c6dccab780c8a51a6880692fb3df805e7c149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6ae9e9ad883e0eab95df32ed5c6dccab780c8a51a6880692fb3df805e7c149", kill_on_drop: false }`
[INFO] [stdout] 4c6ae9e9ad883e0eab95df32ed5c6dccab780c8a51a6880692fb3df805e7c149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2d09deb7da3a69a96e207b9a61a5980915c7339432b343a123ef4b3ab02f048
[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" "a2d09deb7da3a69a96e207b9a61a5980915c7339432b343a123ef4b3ab02f048", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]    Compiling sdl2-sys v0.32.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.32.1
[INFO] [stderr]    Compiling pong v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `timer`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut timer = sdl_context.timer().unwrap();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut timer = sdl_context.timer().unwrap();
[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] warning: associated function is never used: `speed_up`
[INFO] [stdout]   --> src/objects.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn speed_up(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pong`.
[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/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.pong.dj8gslpf-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf" "/opt/rustwide/target/debug/deps/pong-ee364f8619db9cdf.339jw004ofvz46yt.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-26f2be843a53d777.rlib" "/opt/rustwide/target/debug/deps/librand-36103503c6084fba.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-7ac0bbf33eab17c3.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-2979a42224e86729.rlib" "/opt/rustwide/target/debug/deps/librand_hc-7616e3bb64dc5ef6.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-9a60c16312ff520f.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-b2748fbbad7a886b.rlib" "/opt/rustwide/target/debug/deps/librand_core-9df86ead2ee4a580.rlib" "/opt/rustwide/target/debug/deps/librand_os-008ed81ee6c1927b.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-f7d74d5738cea20e.rlib" "/opt/rustwide/target/debug/deps/librand_core-28553c25b52e4ac6.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-37abd6baae6b4cb7.rlib" "/opt/rustwide/target/debug/deps/libbitflags-d84be2ed0b8bbca8.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7cc6a1620226cf0f.rlib" "/opt/rustwide/target/debug/deps/liblibc-6589b2fd29675dc2.rlib" "/opt/rustwide/target/debug/deps/libnum-c520d02f02ac040e.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-aef27937ff364bda.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-b0b6745d22f32d76.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-0de210d470508289.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5989bcf78182f65e.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-4d6da34bc177af8d.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-10e0d6c948699482.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-c2318e2415657781.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-3815b93ed84badbb.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-d7999143d95238cb.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-c58298a0d40df8b8.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b7de97e2ba6fb4e2.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6f71c9f654d72cce.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-95ea48ddc44a311b.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-7402cd4761aebc14.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-68f423c59dc48a40.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-54580c7798bf2225.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-95a4d456339b7385.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_image" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[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] [stderr] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a2d09deb7da3a69a96e207b9a61a5980915c7339432b343a123ef4b3ab02f048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2d09deb7da3a69a96e207b9a61a5980915c7339432b343a123ef4b3ab02f048", kill_on_drop: false }`
[INFO] [stdout] a2d09deb7da3a69a96e207b9a61a5980915c7339432b343a123ef4b3ab02f048