[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 try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpixlark%2Frust-2048" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pixlark/rust-2048 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1f40dcea8767e01e029ab014497fcb51f4dcd649c309557969f8e8168ffcc58a [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" "1f40dcea8767e01e029ab014497fcb51f4dcd649c309557969f8e8168ffcc58a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f40dcea8767e01e029ab014497fcb51f4dcd649c309557969f8e8168ffcc58a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f40dcea8767e01e029ab014497fcb51f4dcd649c309557969f8e8168ffcc58a", kill_on_drop: false }` [INFO] [stdout] 1f40dcea8767e01e029ab014497fcb51f4dcd649c309557969f8e8168ffcc58a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb6d70252895566602ae2daf6bd5b8f848dae11931c44e2fe0806e8430982b97 [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" "cb6d70252895566602ae2daf6bd5b8f848dae11931c44e2fe0806e8430982b97", 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 num-iter v0.1.37 [INFO] [stderr] Compiling cfg-if v0.1.6 [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 semver v0.9.0 [INFO] [stderr] Compiling sdl2-sys v0.31.0 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand v0.6.1 [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 item '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:321:9 [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 `std::result::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 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/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.game_2048.6uegtx5p-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba" "/opt/rustwide/target/debug/deps/game_2048-3998f635a4a404ba.3xb65wybnbmjurw7.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/liblazy_static-7cc6a1620226cf0f.rlib" "/opt/rustwide/target/debug/deps/libsdl2-bfa1b5b806445a97.rlib" "/opt/rustwide/target/debug/deps/librand-e9813485a2a2940f.rlib" "/opt/rustwide/target/debug/deps/librand-1789117de086b54d.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-f7368fd2fee70e79.rlib" "/opt/rustwide/target/debug/deps/libbitflags-d2ad12c0bdfd14cf.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-65d9f7d0b961f44d.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" "/opt/rustwide/target/debug/deps/librand-c4422d7c84163ede.rlib" "/opt/rustwide/target/debug/deps/liblibc-c4b729857f37b9a3.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-ef98ac78a34930d5.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-4a3d7af78536c5ef.rlib" "/opt/rustwide/target/debug/deps/librand_hc-5c60ffbe504888f4.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-aed4d16813dd5c71.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-679bf6f98005c2fb.rlib" "/opt/rustwide/target/debug/deps/librand_core-65d75bcdd7e224af.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5989bcf78182f65e.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-4d6da34bc177af8d.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-10e0d6c948699482.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-c2318e2415657781.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-3815b93ed84badbb.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-d7999143d95238cb.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-c58298a0d40df8b8.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b7de97e2ba6fb4e2.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6f71c9f654d72cce.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-95ea48ddc44a311b.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-7402cd4761aebc14.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-68f423c59dc48a40.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-54580c7798bf2225.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-95a4d456339b7385.rlib" "-Wl,-Bdynamic" "-lSDL2_ttf" "-lSDL2" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil" [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`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "cb6d70252895566602ae2daf6bd5b8f848dae11931c44e2fe0806e8430982b97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb6d70252895566602ae2daf6bd5b8f848dae11931c44e2fe0806e8430982b97", kill_on_drop: false }` [INFO] [stdout] cb6d70252895566602ae2daf6bd5b8f848dae11931c44e2fe0806e8430982b97