Dec 13 07:16:45.684 INFO testing pixlark/rust-2048 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 07:16:45.684 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 07:16:46.000 INFO [stdout] fd3b908d6f80f69a258bc8a8021d265d706e2bdc95315409d7e94ce735ca75ed
Dec 13 07:16:46.002 INFO running `"docker" "start" "-a" "fd3b908d6f80f69a258bc8a8021d265d706e2bdc95315409d7e94ce735ca75ed"`
Dec 13 07:16:47.185 INFO [stderr] usermod: no changes
Dec 13 07:16:47.327 INFO [stderr]    Compiling game-2048 v0.1.0 (/source)
Dec 13 07:16:47.339 INFO [stderr]    Compiling sdl2 v0.31.0
Dec 13 07:16:52.555 INFO [stderr] warning: unused import: `sdl2::video::WindowContext`
Dec 13 07:16:52.555 INFO [stderr]   --> src/main.rs:15:5
Dec 13 07:16:52.555 INFO [stderr]    |
Dec 13 07:16:52.555 INFO [stderr] 15 | use sdl2::video::WindowContext;
Dec 13 07:16:52.555 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 07:16:52.555 INFO [stderr]    |
Dec 13 07:16:52.555 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 07:16:52.555 INFO [stderr] 
Dec 13 07:16:52.663 INFO [stderr] warning: use of deprecated item 'rand::Rng::choose': use SliceRandom::choose instead
Dec 13 07:16:52.663 INFO [stderr]    --> src/main.rs:267:32
Dec 13 07:16:52.663 INFO [stderr]     |
Dec 13 07:16:52.663 INFO [stderr] 267 |         let choice: u64 = *rng.choose(&[2, 4]).unwrap();
Dec 13 07:16:52.663 INFO [stderr]     |                                ^^^^^^
Dec 13 07:16:52.663 INFO [stderr]     |
Dec 13 07:16:52.663 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 13 07:16:52.663 INFO [stderr] 
Dec 13 07:16:52.684 INFO [stderr] warning: unused variable: `state_stack`
Dec 13 07:16:52.684 INFO [stderr]    --> src/main.rs:306:13
Dec 13 07:16:52.684 INFO [stderr]     |
Dec 13 07:16:52.684 INFO [stderr] 306 |     let mut state_stack: Vec<Box<dyn GameState>> = Vec::new();
Dec 13 07:16:52.684 INFO [stderr]     |             ^^^^^^^^^^^ help: consider using `_state_stack` instead
Dec 13 07:16:52.684 INFO [stderr]     |
Dec 13 07:16:52.684 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 07:16:52.684 INFO [stderr] 
Dec 13 07:16:52.719 INFO [stderr] warning: variable does not need to be mutable
Dec 13 07:16:52.719 INFO [stderr]    --> src/main.rs:306:9
Dec 13 07:16:52.719 INFO [stderr]     |
Dec 13 07:16:52.719 INFO [stderr] 306 |     let mut state_stack: Vec<Box<dyn GameState>> = Vec::new();
Dec 13 07:16:52.719 INFO [stderr]     |         ----^^^^^^^^^^^
Dec 13 07:16:52.719 INFO [stderr]     |         |
Dec 13 07:16:52.719 INFO [stderr]     |         help: remove this `mut`
Dec 13 07:16:52.719 INFO [stderr]     |
Dec 13 07:16:52.719 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 13 07:16:52.719 INFO [stderr] 
Dec 13 07:16:52.719 INFO [stderr] warning: struct is never constructed: `PlayingState`
Dec 13 07:16:52.719 INFO [stderr]    --> src/main.rs:286:1
Dec 13 07:16:52.719 INFO [stderr]     |
Dec 13 07:16:52.719 INFO [stderr] 286 | struct PlayingState {
Dec 13 07:16:52.719 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 13 07:16:52.719 INFO [stderr]     |
Dec 13 07:16:52.719 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 07:16:52.719 INFO [stderr] 
Dec 13 07:16:52.723 INFO [stderr] warning: type `v2` should have a camel case name such as `V2`
Dec 13 07:16:52.723 INFO [stderr]   --> src/main.rs:44:1
Dec 13 07:16:52.723 INFO [stderr]    |
Dec 13 07:16:52.723 INFO [stderr] 44 | / struct v2 {
Dec 13 07:16:52.723 INFO [stderr] 45 | |     row: i32,
Dec 13 07:16:52.723 INFO [stderr] 46 | |     column: i32,
Dec 13 07:16:52.723 INFO [stderr] 47 | | }
Dec 13 07:16:52.723 INFO [stderr]    | |_^
Dec 13 07:16:52.723 INFO [stderr]    |
Dec 13 07:16:52.723 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Dec 13 07:16:52.723 INFO [stderr] 
Dec 13 07:16:52.723 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 07:16:52.723 INFO [stderr]    --> src/main.rs:159:21
Dec 13 07:16:52.723 INFO [stderr]     |
Dec 13 07:16:52.723 INFO [stderr] 159 | /                     canvas.copy(
Dec 13 07:16:52.723 INFO [stderr] 160 | |                         &texture,
Dec 13 07:16:52.723 INFO [stderr] 161 | |                         None,
Dec 13 07:16:52.723 INFO [stderr] 162 | |                         Some(Rect::new(
Dec 13 07:16:52.723 INFO [stderr] ...   |
Dec 13 07:16:52.723 INFO [stderr] 167 | |                         )),
Dec 13 07:16:52.723 INFO [stderr] 168 | |                     );
Dec 13 07:16:52.723 INFO [stderr]     | |______________________^
Dec 13 07:16:52.723 INFO [stderr]     |
Dec 13 07:16:52.731 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 13 07:16:52.731 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 07:16:52.731 INFO [stderr] 
Dec 13 07:16:53.623 INFO [stderr] error: linking with `cc` failed: exit code: 1
Dec 13 07:16:53.623 INFO [stderr]   |
Dec 13 07:16:53.623 INFO [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/rustup-home/toolchains/aa49d8ef14939ddec0e34b346b60174a5673d48f-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.0.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.1.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.10.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.11.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.12.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.13.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.14.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.15.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.2.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.3.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.4.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.5.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.6.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.7.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.8.rcgu.o" "/target/debug/deps/game_2048-1c4df74b37732388.game_2048.ajhsmr42-cgu.9.rcgu.o" "-o" "/target/debug/deps/game_2048-1c4df74b37732388" "/target/debug/deps/game_2048-1c4df74b37732388.4t7r5jwpm98lvt32.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/target/debug/deps" "-L" "/rustup-home/toolchains/aa49d8ef14939ddec0e34b346b60174a5673d48f-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/target/debug/deps/liblazy_static-07be44a957344fa4.rlib" "/target/debug/deps/libsdl2-24b3f2e951179f65.rlib" "/target/debug/deps/librand-8406e404336d5243.rlib" "/target/debug/deps/librand-fb8387532ea0640b.rlib" "/target/debug/deps/libsdl2_sys-08a9a98d984fc8ad.rlib" "/target/debug/deps/libbitflags-03af3f6d999dd924.rlib" "/target/debug/deps/liblazy_static-a5a8d07db5a8bafc.rlib" "/target/debug/deps/libnum-122e2389e9c846e5.rlib" "/target/debug/deps/libnum_iter-f643481b98cc5039.rlib" "/target/debug/deps/libnum_integer-ce87548d8ac9463e.rlib" "/target/debug/deps/libnum_traits-925b3e7393fd4fa7.rlib" "/target/debug/deps/librand-5ae3fc12c5dd7917.rlib" "/target/debug/deps/liblibc-6180f84c621981c0.rlib" "/target/debug/deps/librand_xorshift-9a90502a99725859.rlib" "/target/debug/deps/librand_pcg-fed0d3baf9cd8ab5.rlib" "/target/debug/deps/librand_hc-37ee811c027e5659.rlib" "/target/debug/deps/librand_chacha-58fd8b66f3f3a34b.rlib" "/target/debug/deps/librand_isaac-59170810e97e3129.rlib" "/target/debug/deps/librand_core-bd1873205220d3f7.rlib" "-Wl,--start-group" "/rustup-home/toolchains/aa49d8ef14939ddec0e34b346b60174a5673d48f-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a8951067144fcd6a.rlib" "/rustup-home/toolchains/aa49d8ef14939ddec0e34b346b60174a5673d48f-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-557584a04b5ba683.rlib" "/rustup-home/toolchains/aa49d8ef14939ddec0e34b346b60174a5673d48f-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-431a1e5e4c3f47f7.rlib" "/rustup-home/toolchains/aa49d8ef14939ddec0e34b346b60174a5673d48f-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-a23c0da4d2de6b62.rlib" "/rustup-home/toolchains/aa49d8ef14939ddec0e34b346b60174a5673d48f-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-8bfe39ba20aa6b17.rlib" "/rustup-home/toolchains/aa49d8ef14939ddec0e34b346b60174a5673d48f-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-f9a54acb2f768daa.rlib" "/rustup-home/toolchains/aa49d8ef14939ddec0e34b346b60174a5673d48f-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-fd7c3c73a313f74d.rlib" "-Wl,--end-group" "/rustup-home/toolchains/aa49d8ef14939ddec0e34b346b60174a5673d48f-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f941d940954fa72.rlib" "-Wl,-Bdynamic" "-lSDL2_ttf" "-lSDL2" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
Dec 13 07:16:53.623 INFO [stderr]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
Dec 13 07:16:53.623 INFO [stderr]           /usr/bin/ld: cannot find -lSDL2
Dec 13 07:16:53.623 INFO [stderr]           collect2: error: ld returned 1 exit status
Dec 13 07:16:53.623 INFO [stderr]           
Dec 13 07:16:53.623 INFO [stderr] 
Dec 13 07:16:53.623 INFO [stderr] error: aborting due to previous error
Dec 13 07:16:53.623 INFO [stderr] 
Dec 13 07:16:53.636 INFO [stderr] error: Could not compile `game-2048`.
Dec 13 07:16:53.636 INFO [stderr] 
Dec 13 07:16:53.636 INFO [stderr] To learn more, run the command again with --verbose.
Dec 13 07:16:53.637 INFO [stderr] su: No module specific data is present
Dec 13 07:16:54.230 INFO running `"docker" "inspect" "fd3b908d6f80f69a258bc8a8021d265d706e2bdc95315409d7e94ce735ca75ed"`
Dec 13 07:16:54.416 INFO running `"docker" "rm" "-f" "fd3b908d6f80f69a258bc8a8021d265d706e2bdc95315409d7e94ce735ca75ed"`
Dec 13 07:16:54.717 INFO [stdout] fd3b908d6f80f69a258bc8a8021d265d706e2bdc95315409d7e94ce735ca75ed