[INFO] updating cached repository michey/rexperiment [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/michey/rexperiment [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/michey/rexperiment" "work/ex/beta-1.37-6/sources/1.36.0/gh/michey/rexperiment"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/michey/rexperiment'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/michey/rexperiment" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/michey/rexperiment"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/michey/rexperiment'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] edc9af6f82c92a6a139f60e8eb7eecfbda0ef72f [INFO] sha for GitHub repo michey/rexperiment: edc9af6f82c92a6a139f60e8eb7eecfbda0ef72f [INFO] validating manifest of michey/rexperiment 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 michey/rexperiment 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 michey/rexperiment [INFO] finished frobbing michey/rexperiment [INFO] frobbed toml for michey/rexperiment written to work/ex/beta-1.37-6/sources/1.36.0/gh/michey/rexperiment/Cargo.toml [INFO] started frobbing michey/rexperiment [INFO] finished frobbing michey/rexperiment [INFO] frobbed toml for michey/rexperiment written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/michey/rexperiment/Cargo.toml [INFO] crate michey/rexperiment 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 michey/rexperiment 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-7/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/michey/rexperiment:/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] 11c0168170a599274eb9bfd22d3681513a79f5caf308198dbd7453f96667377f [INFO] running `"docker" "start" "-a" "11c0168170a599274eb9bfd22d3681513a79f5caf308198dbd7453f96667377f"` [INFO] [stderr] Compiling c_vec v1.0.12 [INFO] [stderr] Compiling ordered-float v0.5.0 [INFO] [stderr] Compiling serde_yaml v0.7.1 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling chrono v0.3.0 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling sdl2 v0.30.0 [INFO] [stderr] Compiling serde-value v0.5.1 [INFO] [stderr] Compiling log4rs v0.7.0 [INFO] [stderr] Compiling rexperiment v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gui/window.rs:25:47 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn get_drawables(&mut self) -> Vec<&mut elements::Drawable> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn elements::Drawable` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gui/window.rs:26:25 [INFO] [stderr] | [INFO] [stderr] 26 | let mut v: Vec<&mut elements::Drawable> = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn elements::Drawable` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gui/ui.rs:33:40 [INFO] [stderr] | [INFO] [stderr] 33 | fn get_stated(&mut self) -> Vec<&mut Stated> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Stated` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gui/ui.rs:34:25 [INFO] [stderr] | [INFO] [stderr] 34 | let mut v: Vec<&mut Stated> = Vec::new(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Stated` [INFO] [stderr] [INFO] [stderr] warning: unused import: `self::super::super::renderer` [INFO] [stderr] --> src/gui/elements/cursor.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use self::super::super::renderer; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ui.rs:5:40 [INFO] [stderr] | [INFO] [stderr] 5 | fn get_stated(&mut self) -> Vec<&mut Stated>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Stated` [INFO] [stderr] [INFO] [stderr] warning: unused import: `self::super::ui::UI` [INFO] [stderr] --> src/state/mod.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use self::super::ui::UI; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::max` [INFO] [stderr] --> src/state/cursor_state.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cmp::max; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/state/mod.rs:94:9 [INFO] [stderr] | [INFO] [stderr] 94 | _ => { info!("msg: {:?}", msg) } [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/gui/ui.rs:101:9 [INFO] [stderr] | [INFO] [stderr] 101 | let mut font_params = font::load_default_font(&ttf_context); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/state/mod.rs:82:11 [INFO] [stderr] | [INFO] [stderr] 82 | let mut msg = state_mutation_o.recv().unwrap(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/state/mod.rs:72:7 [INFO] [stderr] | [INFO] [stderr] 72 | let mut state = State::new(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/state/text_state.rs:50:7 [INFO] [stderr] | [INFO] [stderr] 50 | let mut f = File::open(path).expect("fnf"); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/state/text_state.rs:51:7 [INFO] [stderr] | [INFO] [stderr] 51 | let mut buf_reader = BufReader::new(f); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `video_subsystem` [INFO] [stderr] --> src/gui/ui.rs:26:3 [INFO] [stderr] | [INFO] [stderr] 26 | video_subsystem: sdl2::VideoSubsystem, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_available_lines_amount` [INFO] [stderr] --> src/gui/elements/field.rs:44:1 [INFO] [stderr] | [INFO] [stderr] 44 | fn get_available_lines_amount(canvas: &mut WindowCanvas, font_h: u32) -> u16 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/gui/ui.rs:125:19 [INFO] [stderr] | [INFO] [stderr] 125 | sender.send(MutateState::u()); [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/gui/ui.rs:128:19 [INFO] [stderr] | [INFO] [stderr] 128 | sender.send(MutateState::d()); [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/gui/ui.rs:131:19 [INFO] [stderr] | [INFO] [stderr] 131 | sender.send(MutateState::l()); [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/gui/ui.rs:134:19 [INFO] [stderr] | [INFO] [stderr] 134 | sender.send(MutateState::r()); [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/gui/ui.rs:138:19 [INFO] [stderr] | [INFO] [stderr] 138 | sender.send(MutateState::LoadFile(String::from("./src/gui/ui.rs"))); [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/gui/ui.rs:146:15 [INFO] [stderr] | [INFO] [stderr] 146 | sender.send(MutateState::Stop); [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/gui/elements/cursor.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | canvas.draw_line(p1, p2); [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/state/mod.rs:96:7 [INFO] [stderr] | [INFO] [stderr] 96 | state_computation_i.send(StateMutated::Ok); [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/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.rexperiment.dr08xp29-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4" "/opt/crater/target/debug/deps/rexperiment-942bd0a94d8d58e4.39tmv22hxyr1lt62.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/target/debug/build/miniz-sys-4d302181f9fbccba/out" "-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/libsdl2-aebed0e9fe651401.rlib" "/opt/crater/target/debug/deps/librand-cbce4cadb18cb27a.rlib" "/opt/crater/target/debug/deps/libc_vec-0c288992332fe7e9.rlib" "/opt/crater/target/debug/deps/libsdl2_sys-b0fd4ac5c41cd232.rlib" "/opt/crater/target/debug/deps/libbitflags-e424d0a7dda42873.rlib" "/opt/crater/target/debug/deps/liblazy_static-e2bfda1b54f8e430.rlib" "/opt/crater/target/debug/deps/liblog4rs-56226e5d9555c144.rlib" "/opt/crater/target/debug/deps/libserde_value-d8d0a428a55c2dfd.rlib" "/opt/crater/target/debug/deps/libordered_float-5ee873cdea4dcbfd.rlib" "/opt/crater/target/debug/deps/libunreachable-374972d11d7ce0a4.rlib" "/opt/crater/target/debug/deps/libvoid-b4a3c83e92a11249.rlib" "/opt/crater/target/debug/deps/libserde_json-26dad67efe8755e5.rlib" "/opt/crater/target/debug/deps/libdtoa-c3bbd8f968a8bf63.rlib" "/opt/crater/target/debug/deps/libitoa-74ddb7daf18a4b29.rlib" "/opt/crater/target/debug/deps/libserde_yaml-ea5a3bee3a81d92b.rlib" "/opt/crater/target/debug/deps/libyaml_rust-6de265d23e17b6a5.rlib" "/opt/crater/target/debug/deps/liblinked_hash_map-f91fe5057f626331.rlib" "/opt/crater/target/debug/deps/liblinked_hash_map-9a727702405172d9.rlib" "/opt/crater/target/debug/deps/libserde-8e137e3060a6a54e.rlib" "/opt/crater/target/debug/deps/libflate2-dfd0188975c7e9b7.rlib" "/opt/crater/target/debug/deps/libminiz_sys-0602c18523daf2f6.rlib" "/opt/crater/target/debug/deps/libchrono-45bc87f320727b2b.rlib" "/opt/crater/target/debug/deps/libnum-e6311770fd51e64f.rlib" "/opt/crater/target/debug/deps/libnum_iter-d6d27d4fe58e9f7a.rlib" "/opt/crater/target/debug/deps/libnum_integer-0e2a7ae435a93393.rlib" "/opt/crater/target/debug/deps/libnum_traits-986fce5007c03c4b.rlib" "/opt/crater/target/debug/deps/libtime-9cedc4901f8351a8.rlib" "/opt/crater/target/debug/deps/liblibc-a30f0165ab1e8355.rlib" "/opt/crater/target/debug/deps/libtypemap-142e4d29cbb97810.rlib" "/opt/crater/target/debug/deps/libunsafe_any-38ec6233484449f3.rlib" "/opt/crater/target/debug/deps/libtraitobject-e38d4174e3a9a182.rlib" "/opt/crater/target/debug/deps/liblog_mdc-56382796e0c18330.rlib" "/opt/crater/target/debug/deps/libhumantime-aa85fb730f904ac3.rlib" "/opt/crater/target/debug/deps/libquick_error-b40948af8fcd0173.rlib" "/opt/crater/target/debug/deps/libfnv-dfc7adcbf6fdebcc.rlib" "/opt/crater/target/debug/deps/libcrossbeam-727cb0fddca831d2.rlib" "/opt/crater/target/debug/deps/libantidote-1bf644495c1bf2dd.rlib" "/opt/crater/target/debug/deps/liblog-f6caf69386e38ce5.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_ttf" "-lSDL2_gfx" "-lSDL2" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /usr/bin/ld: cannot find -lSDL2_ttf [INFO] [stderr] /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 `rexperiment`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "11c0168170a599274eb9bfd22d3681513a79f5caf308198dbd7453f96667377f"` [INFO] running `"docker" "rm" "-f" "11c0168170a599274eb9bfd22d3681513a79f5caf308198dbd7453f96667377f"` [INFO] [stdout] 11c0168170a599274eb9bfd22d3681513a79f5caf308198dbd7453f96667377f