[INFO] cloning repository https://github.com/cnsr/rust-snake [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cnsr/rust-snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnsr%2Frust-snake", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnsr%2Frust-snake'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3f6de6d6dd85c6a9e61c2922de331bac962fc947 [INFO] testing cnsr/rust-snake against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnsr%2Frust-snake" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cnsr/rust-snake on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cnsr/rust-snake [INFO] finished tweaking git repo https://github.com/cnsr/rust-snake [INFO] tweaked toml for git repo https://github.com/cnsr/rust-snake written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/cnsr/rust-snake already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 142e157693e2f860561919859229408ac3d8020f3cfa61bcc7969520271fd710 [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" "142e157693e2f860561919859229408ac3d8020f3cfa61bcc7969520271fd710", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "142e157693e2f860561919859229408ac3d8020f3cfa61bcc7969520271fd710", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "142e157693e2f860561919859229408ac3d8020f3cfa61bcc7969520271fd710", kill_on_drop: false }` [INFO] [stdout] 142e157693e2f860561919859229408ac3d8020f3cfa61bcc7969520271fd710 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 11cc42f4bc459ac29fc8b3248c6cd811d33a55bfba58e210a916a5648a8e9d86 [INFO] running `Command { std: "docker" "start" "-a" "11cc42f4bc459ac29fc8b3248c6cd811d33a55bfba58e210a916a5648a8e9d86", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling sdl2 v0.32.2 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling sdl2-sys v0.32.6 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling snake v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `sdl2::render::TextureQuery` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use sdl2::render::TextureQuery; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SnakeSegment` [INFO] [stdout] --> src/lib/snake.rs:1:48 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::lib::types::{Cell, SnakeHead, Grid, SnakeSegment, Food}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::lib::grid_init` [INFO] [stdout] --> src/lib/snake.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::lib::grid_init; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dimensions` [INFO] [stdout] --> src/lib/snake.rs:7:54 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn change_grid(mut grid: Grid, head: &SnakeHead, dimensions: (u32, u32)) -> Grid{ [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dimensions` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cell_color` [INFO] [stdout] --> src/lib/snake.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | let cell_color: Cell = Cell{red: 0_u8, green: 196_u8, blue: 0_u8}; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cell_color` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `direction` [INFO] [stdout] --> src/lib/snake.rs:49:56 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn draw_body(head: &mut SnakeHead, mut grid: Grid, direction: (i32, i32)) -> Grid { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_direction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let mut direction: (i32, i32) = (1,0); [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:128:13 [INFO] [stdout] | [INFO] [stdout] 128 | let mut debug_text = format!("x {:?} y {:?} len {:?} seg {:?} fx {:?} fy {:?}", [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/mod.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let mut event_pump: EventPump = sdl_context.event_pump().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/types.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut newvec = vec.to_vec(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/snake.rs:64:35 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn draw_food(food: &mut Food, mut grid: Grid) -> Grid { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:140:9 [INFO] [stdout] | [INFO] [stdout] 140 | canvas.copy(&texture, None, Some(target)); [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/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.snake.allu4q0d-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589" "/opt/rustwide/target/debug/deps/snake-9b156fb3aafa8589.nt4zxl38b24na8r.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librand-f376bf86b3ce552d.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-4ddb518b2abe3c3a.rlib" "/opt/rustwide/target/debug/deps/libc2_chacha-28c4f6ca7d991334.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-c5c97510187b0809.rlib" "/opt/rustwide/target/debug/deps/librand_core-df77f49f7b8c118c.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-bee040b6449bc906.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-3bb9a546b52233f2.rlib" "/opt/rustwide/target/debug/deps/libsdl2-18e11e915bfa2563.rlib" "/opt/rustwide/target/debug/deps/librand-0b158d90d4c2a261.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-cf5755674f76ffe9.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-948df8149c85e143.rlib" "/opt/rustwide/target/debug/deps/librand_hc-6cb7a57c36a79f7e.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-c50ac4d58a434c2a.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-4982dbfb08331eec.rlib" "/opt/rustwide/target/debug/deps/librand_core-b1006ca5a808ba0e.rlib" "/opt/rustwide/target/debug/deps/librand_os-73f80ebaee11e747.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-84f4ba80f08b5115.rlib" "/opt/rustwide/target/debug/deps/librand_core-e8ac9a7347391b37.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-0063f6acd37699d2.rlib" "/opt/rustwide/target/debug/deps/libbitflags-8a5476fab5bb3232.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rlib" "/opt/rustwide/target/debug/deps/liblibc-0bfe2d51e9fc3209.rlib" "/opt/rustwide/target/debug/deps/libnum-9beb809269951914.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-b8656278f42a2f60.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-84b1237b1e9857db.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-c36fc41026466506.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_ttf" "-lutil" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" [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; 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `snake` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "11cc42f4bc459ac29fc8b3248c6cd811d33a55bfba58e210a916a5648a8e9d86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11cc42f4bc459ac29fc8b3248c6cd811d33a55bfba58e210a916a5648a8e9d86", kill_on_drop: false }` [INFO] [stdout] 11cc42f4bc459ac29fc8b3248c6cd811d33a55bfba58e210a916a5648a8e9d86