[INFO] updating cached repository ghallberg/paperacers [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ghallberg/paperacers [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ghallberg/paperacers" "work/ex/beta-1.37-6/sources/1.36.0/gh/ghallberg/paperacers"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ghallberg/paperacers'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ghallberg/paperacers" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ghallberg/paperacers"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ghallberg/paperacers'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9f7fa24c1e3d7f43e4121d20b4034f12d37a8596 [INFO] sha for GitHub repo ghallberg/paperacers: 9f7fa24c1e3d7f43e4121d20b4034f12d37a8596 [INFO] validating manifest of ghallberg/paperacers on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ghallberg/paperacers on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ghallberg/paperacers [INFO] finished frobbing ghallberg/paperacers [INFO] frobbed toml for ghallberg/paperacers written to work/ex/beta-1.37-6/sources/1.36.0/gh/ghallberg/paperacers/Cargo.toml [INFO] started frobbing ghallberg/paperacers [INFO] finished frobbing ghallberg/paperacers [INFO] frobbed toml for ghallberg/paperacers written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ghallberg/paperacers/Cargo.toml [INFO] crate ghallberg/paperacers already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing ghallberg/paperacers against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ghallberg/paperacers:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] eaa3dd34c2591f7df77444225e42b89d5d62718b6c24e6375577519b6ea08953 [INFO] running `"docker" "start" "-a" "eaa3dd34c2591f7df77444225e42b89d5d62718b6c24e6375577519b6ea08953"` [INFO] [stderr] Compiling c_vec v1.3.2 [INFO] [stderr] Compiling sdl2-sys v0.31.0 [INFO] [stderr] Compiling sdl2 v0.31.0 [INFO] [stderr] Compiling paperacers v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `pos` [INFO] [stderr] --> src/game.rs:83:28 [INFO] [stderr] | [INFO] [stderr] 83 | fn is_on_starting_line(pos: GridPos) -> bool { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_pos` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `GamePos` [INFO] [stderr] --> src/game.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub struct GamePos { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | / canvas.filled_polygon( [INFO] [stderr] 88 | | track.out_edge.xs.as_slice(), [INFO] [stderr] 89 | | track.out_edge.ys.as_slice(), [INFO] [stderr] 90 | | track_color [INFO] [stderr] 91 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:92:5 [INFO] [stderr] | [INFO] [stderr] 92 | / canvas.filled_polygon( [INFO] [stderr] 93 | | track.in_edge.xs.as_slice(), [INFO] [stderr] 94 | | track.in_edge.ys.as_slice(), [INFO] [stderr] 95 | | center_color [INFO] [stderr] 96 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | canvas.thick_line(start.x as i16, start.y as i16, end.x as i16, end.y as i16, 2, color); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:107:23 [INFO] [stderr] | [INFO] [stderr] 107 | Some(pos) => {canvas.filled_circle(pos.x as i16, pos.y as i16, 3, color);}, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:122:13 [INFO] [stderr] | [INFO] [stderr] 122 | canvas.rectangle(x1, y1, x2, y2, color); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:130:13 [INFO] [stderr] | [INFO] [stderr] 130 | canvas.rectangle(x1, y1, x2, y2, color); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:140:17 [INFO] [stderr] | [INFO] [stderr] 140 | canvas.circle(mdp.x as i16, mdp.y as i16, 3, color); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:143:17 [INFO] [stderr] | [INFO] [stderr] 143 | canvas.circle(mdp.x as i16, mdp.y as i16, 3, Color::RGB(150,0,0)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] error: linking with `cc` failed: exit code: 1 [INFO] [stderr] | [INFO] [stderr] = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.paperacers.56vrrbl1-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810" "/opt/crater/target/debug/deps/paperacers-b399b2911067c810.1xqbijvcnotyxm99.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libitertools-c85b85448469f1df.rlib" "/opt/crater/target/debug/deps/libeither-88c841192ea25aec.rlib" "/opt/crater/target/debug/deps/libsdl2-fce3e029624f8606.rlib" "/opt/crater/target/debug/deps/librand-7b4ac3f3b42a2ef7.rlib" "/opt/crater/target/debug/deps/librand-ba0f7e3caa5ae6fa.rlib" "/opt/crater/target/debug/deps/libc_vec-186e4acb7db03e17.rlib" "/opt/crater/target/debug/deps/libsdl2_sys-f78e32c5ecbb8139.rlib" "/opt/crater/target/debug/deps/libbitflags-e424d0a7dda42873.rlib" "/opt/crater/target/debug/deps/liblazy_static-0e1e36676eed3924.rlib" "/opt/crater/target/debug/deps/liblibc-7ef0ecc5d6f9b1d0.rlib" "/opt/crater/target/debug/deps/libnum-6d1c41becdc658de.rlib" "/opt/crater/target/debug/deps/libnum_iter-6a53ebaecf43d64b.rlib" "/opt/crater/target/debug/deps/libnum_integer-3e4b662ece72588f.rlib" "/opt/crater/target/debug/deps/libnum_traits-b0613bcbd790bfdc.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a80a1e8e09cafef8.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e0e6351da805c468.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e04f54bafc95e331.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-67901d3322495bd5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-bd390b1abaceaec1.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-312dd37fdc7bedfc.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8ed0e51d58d644a3.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-8a423c320a6c707f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d6a95598e2238263.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d231614b153016eb.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3821619027f463e4.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-1cfd794d18771a44.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-dcf33cf10c2452ef.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c258fea34bf64bce.rlib" "-Wl,-Bdynamic" "-lSDL2_gfx" "-lSDL2" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /usr/bin/ld: cannot find -lSDL2_gfx [INFO] [stderr] collect2: error: ld returned 1 exit status [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `paperacers`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "eaa3dd34c2591f7df77444225e42b89d5d62718b6c24e6375577519b6ea08953"` [INFO] running `"docker" "rm" "-f" "eaa3dd34c2591f7df77444225e42b89d5d62718b6c24e6375577519b6ea08953"` [INFO] [stdout] eaa3dd34c2591f7df77444225e42b89d5d62718b6c24e6375577519b6ea08953