[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 master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnsr%2Frust-snake" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cnsr/rust-snake on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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-8/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", 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] 4e221f132a5885b00a678c6007ee04ed10fbe0cbdcd492ce22b026bee63dccd8 [INFO] running `Command { std: "docker" "start" "-a" "4e221f132a5885b00a678c6007ee04ed10fbe0cbdcd492ce22b026bee63dccd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e221f132a5885b00a678c6007ee04ed10fbe0cbdcd492ce22b026bee63dccd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e221f132a5885b00a678c6007ee04ed10fbe0cbdcd492ce22b026bee63dccd8", kill_on_drop: false }` [INFO] [stdout] 4e221f132a5885b00a678c6007ee04ed10fbe0cbdcd492ce22b026bee63dccd8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5dbf83d8f0109cb044cb652f2bd66a1be4272843a7348b12216bfc50a06df668 [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" "5dbf83d8f0109cb044cb652f2bd66a1be4272843a7348b12216bfc50a06df668", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [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 num-iter v0.1.39 [INFO] [stderr] Compiling sdl2-sys v0.32.6 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [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/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.snake.bzxoiydq-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3" "/opt/rustwide/target/debug/deps/snake-987249b068e6dac3.38ac9yz3ybmd5rua.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librand-470ed4cbec96fb1a.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-7806a7dbf4b6e4de.rlib" "/opt/rustwide/target/debug/deps/libc2_chacha-b52b1476b1f8cec8.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-ffe7ee9b8f5b68e5.rlib" "/opt/rustwide/target/debug/deps/librand_core-8d7edf009a1b24fb.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-a3fcfc18376eb5e5.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-4c6be1962c556cf0.rlib" "/opt/rustwide/target/debug/deps/libsdl2-729748db6ab899e5.rlib" "/opt/rustwide/target/debug/deps/librand-cf17efb039deac19.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-6bd4620e708cdb51.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-d6533207884e81ec.rlib" "/opt/rustwide/target/debug/deps/librand_hc-e06466b7f80f8ad5.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-aad34ed752f7e4bb.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-d7c73f36431ab21e.rlib" "/opt/rustwide/target/debug/deps/librand_core-c1396f78a55a6243.rlib" "/opt/rustwide/target/debug/deps/librand_os-dee5087c4071fa29.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-c0aa4284fb906dad.rlib" "/opt/rustwide/target/debug/deps/librand_core-7777f623c08783e5.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-94d8a6ef3714e383.rlib" "/opt/rustwide/target/debug/deps/libbitflags-df474a8ca45884a8.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-cd2401a06b1676f6.rlib" "/opt/rustwide/target/debug/deps/liblibc-6675d7af9092664d.rlib" "/opt/rustwide/target/debug/deps/libnum-c3fe0973c8deb59d.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-aca8b2757a504fbf.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-c80f7e5cf8dd61bb.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-4c72c961c99c6fe7.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-c659455244c9d2ca.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-448643d99e633b5d.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-c7c3d631a525883a.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d7659a11bb201e01.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-9aceb6f83a33a9b6.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-876c3057c8a2a7c2.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-2f02aa3e24d2aa49.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-1d4694108f8cb543.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-79eaa6e630880f50.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-0df1a4ec96f80cf7.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bba9b0f0f4d77257.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-f848f9c987265235.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0d5ea4f2d39b8e27.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c22053fa5fc00a3b.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-c52e5d6301e1bd59.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-2675a9a46b5cec89.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-6e3d052afeb9f711.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" "5dbf83d8f0109cb044cb652f2bd66a1be4272843a7348b12216bfc50a06df668", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dbf83d8f0109cb044cb652f2bd66a1be4272843a7348b12216bfc50a06df668", kill_on_drop: false }` [INFO] [stdout] 5dbf83d8f0109cb044cb652f2bd66a1be4272843a7348b12216bfc50a06df668