[INFO] cloning repository https://github.com/pixlark/rust-2048 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pixlark/rust-2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpixlark%2Frust-2048", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpixlark%2Frust-2048'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5c4cad366c974d5471e6db2a1b727b8c9133b342 [INFO] testing pixlark/rust-2048 against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpixlark%2Frust-2048" "/workspace/builds/worker-21/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pixlark/rust-2048 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pixlark/rust-2048 [INFO] finished tweaking git repo https://github.com/pixlark/rust-2048 [INFO] tweaked toml for git repo https://github.com/pixlark/rust-2048 written to /workspace/builds/worker-21/source/Cargo.toml [INFO] crate git repo https://github.com/pixlark/rust-2048 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_isaac v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4428d5893c9da9861a36dc0740eee1c6de76a96e84a661b3b151fea7d1f8a53 [INFO] running `Command { std: "docker" "start" "-a" "a4428d5893c9da9861a36dc0740eee1c6de76a96e84a661b3b151fea7d1f8a53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4428d5893c9da9861a36dc0740eee1c6de76a96e84a661b3b151fea7d1f8a53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4428d5893c9da9861a36dc0740eee1c6de76a96e84a661b3b151fea7d1f8a53", kill_on_drop: false }` [INFO] [stdout] a4428d5893c9da9861a36dc0740eee1c6de76a96e84a661b3b151fea7d1f8a53 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e2c0fb5fd8140a6246111484fba0c1d754b6d2878ad961426831b35fafc5091b [INFO] running `Command { std: "docker" "start" "-a" "e2c0fb5fd8140a6246111484fba0c1d754b6d2878ad961426831b35fafc5091b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling game-2048 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Compiling sdl2-sys v0.31.0 [INFO] [stderr] Compiling rand_xorshift v0.1.0 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.0 [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling sdl2 v0.31.0 [INFO] [stdout] warning: unused import: `sdl2::video::WindowContext` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use sdl2::video::WindowContext; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `v2` should have an upper camel case name [INFO] [stdout] --> src/main.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 44 | struct v2 { [INFO] [stdout] | ^^ help: convert the identifier to upper camel case (notice the capitalization): `V2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `rand::Rng::choose`: use SliceRandom::choose instead [INFO] [stdout] --> src/main.rs:267:32 [INFO] [stdout] | [INFO] [stdout] 267 | let choice: u64 = *rng.choose(&[2, 4]).unwrap(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state_stack` [INFO] [stdout] --> src/main.rs:321:13 [INFO] [stdout] | [INFO] [stdout] 321 | let mut state_stack: Vec> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_stack` [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:321:9 [INFO] [stdout] | [INFO] [stdout] 321 | let mut state_stack: Vec> = Vec::new(); [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: `get_fitness` [INFO] [stdout] --> src/main.rs:270:8 [INFO] [stdout] | [INFO] [stdout] 270 | fn get_fitness(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PlayingState` [INFO] [stdout] --> src/main.rs:301:8 [INFO] [stdout] | [INFO] [stdout] 301 | struct PlayingState { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `color_map` should have an upper case name [INFO] [stdout] --> src/main.rs:27:16 [INFO] [stdout] | [INFO] [stdout] 27 | static ref color_map: HashMap = { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to upper case: `COLOR_MAP` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:159:21 [INFO] [stdout] | [INFO] [stdout] 159 | / canvas.copy( [INFO] [stdout] 160 | | &texture, [INFO] [stdout] 161 | | None, [INFO] [stdout] 162 | | Some(Rect::new( [INFO] [stdout] ... | [INFO] [stdout] 167 | | )), [INFO] [stdout] 168 | | ); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [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/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.game_2048.0f916da8-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3.57ezu37raxnd6v8q.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/liblazy_static-4499033725c42a49.rlib" "/opt/rustwide/target/debug/deps/libsdl2-fc146878dffaf2d8.rlib" "/opt/rustwide/target/debug/deps/librand-85ea3cc396ef060f.rlib" "/opt/rustwide/target/debug/deps/librand-10c486b493c15857.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-d2192e8b68a762a0.rlib" "/opt/rustwide/target/debug/deps/libbitflags-b50f842450d10e09.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-e7857b9bcc96adbb.rlib" "/opt/rustwide/target/debug/deps/libnum-6f8c3e7303cf657f.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-801e6833a1ffbb87.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-6d458c09c596d62f.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-08c9d1039bf60e3d.rlib" "/opt/rustwide/target/debug/deps/librand-1c1da628ea230a4c.rlib" "/opt/rustwide/target/debug/deps/liblibc-9fee270ab33585a2.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-dd40d7c1cf59e2df.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-461e12377d044877.rlib" "/opt/rustwide/target/debug/deps/librand_hc-14da90f488b37eea.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-70f5fceffe81aae7.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-0a943f0e43e8c14d.rlib" "/opt/rustwide/target/debug/deps/librand_core-646cd5f50a26c2ca.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-8d61b92a0a02f53a.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-fc45202bb435016b.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f2400674c7513725.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-605c3a7d1a5d300d.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-3d4fb4efa907e4e8.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-65207f030ab23308.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-76ca199cb0186109.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-1e3e01ed4f561dc1.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-dd8dddcba7c13fee.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-00b13d31c3420656.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-e4c8460b81557bd5.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-600d46e5f0005455.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e4a08a2585b62d37.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-fbc21ec567cb9dc7.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-10b3fa8e49bd978f.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-64625b73694ffce7.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-fb6b78ac543a58ee.rlib" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1d1f2d1bec6f51b8.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-acf5ff6e9595d982.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/1.60.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/game_2048-73ca222aa494e4a3" "-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; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `game-2048` due to 2 previous errors; 9 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e2c0fb5fd8140a6246111484fba0c1d754b6d2878ad961426831b35fafc5091b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2c0fb5fd8140a6246111484fba0c1d754b6d2878ad961426831b35fafc5091b", kill_on_drop: false }` [INFO] [stdout] e2c0fb5fd8140a6246111484fba0c1d754b6d2878ad961426831b35fafc5091b