[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-1.38-1/sources/1.37.0/gh/michey/rexperiment"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/michey/rexperiment'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/michey/rexperiment" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/michey/rexperiment"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of michey/rexperiment on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing michey/rexperiment against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "build" "--frozen"` [INFO] [stdout] ffb21b12930f4b8e9b747f50caba5948596d2587076197664710c0d7d6f891c9 [INFO] running `"docker" "start" "-a" "ffb21b12930f4b8e9b747f50caba5948596d2587076197664710c0d7d6f891c9"` [INFO] [stderr] Compiling c_vec v1.0.12 [INFO] [stderr] Compiling either v1.3.0 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling humantime v1.0.0 [INFO] [stderr] Compiling serde_json v1.0.4 [INFO] [stderr] Compiling ordered-float v0.5.0 [INFO] [stderr] Compiling sdl2-sys v0.30.0 [INFO] [stderr] Compiling serde_yaml v0.7.1 [INFO] [stderr] Compiling chrono v0.3.0 [INFO] [stderr] Compiling serde-value v0.5.1 [INFO] [stderr] Compiling sdl2 v0.30.0 [INFO] [stderr] Compiling flate2 v0.2.20 [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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/gui/font.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | / lazy_static! { [INFO] [stderr] 6 | | static ref DEFAULT_FONT: String = String::from("assets/Inconsolata-Regular.ttf"); [INFO] [stderr] 7 | | static ref DEFAULT_FONT_SIZE: u16 = 14; [INFO] [stderr] 8 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/gui/font.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | / lazy_static! { [INFO] [stderr] 6 | | static ref DEFAULT_FONT: String = String::from("assets/Inconsolata-Regular.ttf"); [INFO] [stderr] 7 | | static ref DEFAULT_FONT_SIZE: u16 = 14; [INFO] [stderr] 8 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/gui/font.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | / lazy_static! { [INFO] [stderr] 6 | | static ref DEFAULT_FONT: String = String::from("assets/Inconsolata-Regular.ttf"); [INFO] [stderr] 7 | | static ref DEFAULT_FONT_SIZE: u16 = 14; [INFO] [stderr] 8 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/gui/font.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | / lazy_static! { [INFO] [stderr] 6 | | static ref DEFAULT_FONT: String = String::from("assets/Inconsolata-Regular.ttf"); [INFO] [stderr] 7 | | static ref DEFAULT_FONT_SIZE: u16 = 14; [INFO] [stderr] 8 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [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-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/rexperiment-83e11b4b1830e5e0.rexperiment.oq7d4tbg-cgu.0.rcgu.o" 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"/opt/crater/target/debug/deps/rexperiment-83e11b4b1830e5e0.rexperiment.oq7d4tbg-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-83e11b4b1830e5e0.rexperiment.oq7d4tbg-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-83e11b4b1830e5e0.rexperiment.oq7d4tbg-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-83e11b4b1830e5e0.rexperiment.oq7d4tbg-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/rexperiment-83e11b4b1830e5e0.rexperiment.oq7d4tbg-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/rexperiment-83e11b4b1830e5e0" "/opt/crater/target/debug/deps/rexperiment-83e11b4b1830e5e0.3dkg7bk6hxcfgk0t.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-0c195341b787fa01/out" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libsdl2-3efbbcadec82e9b7.rlib" "/opt/crater/target/debug/deps/librand-6e5fbd4a2b62910c.rlib" "/opt/crater/target/debug/deps/libc_vec-0cf308e42bbc7a1f.rlib" "/opt/crater/target/debug/deps/libsdl2_sys-db26b56eb7bbe4fe.rlib" "/opt/crater/target/debug/deps/libbitflags-b03ee8d07369378c.rlib" "/opt/crater/target/debug/deps/liblazy_static-35de6a1c14e1763c.rlib" "/opt/crater/target/debug/deps/liblog4rs-244cb983487c976f.rlib" "/opt/crater/target/debug/deps/libserde_value-f0012cf07a12de2b.rlib" "/opt/crater/target/debug/deps/libordered_float-0aee6153cba45761.rlib" "/opt/crater/target/debug/deps/libunreachable-50f2ecea0581636d.rlib" "/opt/crater/target/debug/deps/libvoid-4fb26e3b0cb57bde.rlib" "/opt/crater/target/debug/deps/libserde_json-6ebf66fde5e4e49f.rlib" "/opt/crater/target/debug/deps/libdtoa-76b1f20e1383b735.rlib" "/opt/crater/target/debug/deps/libitoa-91bb7714f7baf050.rlib" "/opt/crater/target/debug/deps/libserde_yaml-bc3df4416602c8d1.rlib" "/opt/crater/target/debug/deps/libyaml_rust-2ff67a1d8a45ab84.rlib" "/opt/crater/target/debug/deps/liblinked_hash_map-fb48696c966230fb.rlib" "/opt/crater/target/debug/deps/liblinked_hash_map-e904498da3d465e3.rlib" "/opt/crater/target/debug/deps/libserde-a58ebf9cd35d1b4a.rlib" "/opt/crater/target/debug/deps/libflate2-b7ac3dcad3d9eb36.rlib" "/opt/crater/target/debug/deps/libminiz_sys-d4ba57c32b569aa3.rlib" "/opt/crater/target/debug/deps/libchrono-4772f3ed50c7043d.rlib" "/opt/crater/target/debug/deps/libnum-3077a27698f8e09a.rlib" "/opt/crater/target/debug/deps/libnum_iter-63ec787f2ecb4d27.rlib" "/opt/crater/target/debug/deps/libnum_integer-4cb28fb72a24b983.rlib" "/opt/crater/target/debug/deps/libnum_traits-5221bafb01d86714.rlib" "/opt/crater/target/debug/deps/libtime-cd3baca34998599d.rlib" "/opt/crater/target/debug/deps/liblibc-bc14ea37363b577b.rlib" "/opt/crater/target/debug/deps/libtypemap-987c4f5228fcf766.rlib" "/opt/crater/target/debug/deps/libunsafe_any-e1ade8a9f367a518.rlib" "/opt/crater/target/debug/deps/libtraitobject-69814f8367d06bb9.rlib" "/opt/crater/target/debug/deps/liblog_mdc-0dba16daabaf8134.rlib" "/opt/crater/target/debug/deps/libhumantime-74e24b7f1863fb29.rlib" "/opt/crater/target/debug/deps/libquick_error-bd18b10649bc56b3.rlib" "/opt/crater/target/debug/deps/libfnv-cf1278a40212a7b7.rlib" "/opt/crater/target/debug/deps/libcrossbeam-c53389e74d4c495f.rlib" "/opt/crater/target/debug/deps/libantidote-2837fba42b28847b.rlib" "/opt/crater/target/debug/deps/liblog-a742011664cf4f8c.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1d6d86bd078a28e9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e9721e46a424e2a9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-c07193698f282147.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-6da45690f3863086.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-690797036dd27680.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d3896ccbfd8eda2b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7cccc3739e3d7623.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5e9ba178a513cd29.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-5ca9f83bf63d1f4b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bba1c7ef9e950882.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e23c9de62012deb5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9b59dffdcd513d5d.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-17392340ab2e4a97.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ac21508a81e3f7f3.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" "ffb21b12930f4b8e9b747f50caba5948596d2587076197664710c0d7d6f891c9"` [INFO] running `"docker" "rm" "-f" "ffb21b12930f4b8e9b747f50caba5948596d2587076197664710c0d7d6f891c9"` [INFO] [stdout] ffb21b12930f4b8e9b747f50caba5948596d2587076197664710c0d7d6f891c9