[INFO] updating cached repository Cognoscan/magic_circles
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Cognoscan/magic_circles
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Cognoscan/magic_circles" "work/ex/beta-1.37-6/sources/1.36.0/gh/Cognoscan/magic_circles"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Cognoscan/magic_circles'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Cognoscan/magic_circles" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Cognoscan/magic_circles"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Cognoscan/magic_circles'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 128128d7ccd52802258dc56f2a90214dd9ee3f09
[INFO] sha for GitHub repo Cognoscan/magic_circles: 128128d7ccd52802258dc56f2a90214dd9ee3f09
[INFO] validating manifest of Cognoscan/magic_circles 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 Cognoscan/magic_circles 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 Cognoscan/magic_circles
[INFO] finished frobbing Cognoscan/magic_circles
[INFO] frobbed toml for Cognoscan/magic_circles written to work/ex/beta-1.37-6/sources/1.36.0/gh/Cognoscan/magic_circles/Cargo.toml
[INFO] started frobbing Cognoscan/magic_circles
[INFO] finished frobbing Cognoscan/magic_circles
[INFO] frobbed toml for Cognoscan/magic_circles written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Cognoscan/magic_circles/Cargo.toml
[INFO] crate Cognoscan/magic_circles 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing Cognoscan/magic_circles 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/Cognoscan/magic_circles:/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] 9ecbb62d7fd11f60a776ebb199b0c85385e4de6c1f6275982fc3decdfdaa3ac3
[INFO] running `"docker" "start" "-a" "9ecbb62d7fd11f60a776ebb199b0c85385e4de6c1f6275982fc3decdfdaa3ac3"`
[INFO] [stderr]    Compiling sdl2-sys v0.32.5
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling sdl2 v0.32.1
[INFO] [stderr]    Compiling magic_circles v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/line.rs:30:79
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn draw(&self, color: Color, trans: &Transform, anim: &Animation, r: &Renderer) -> Result<(), String> {
[INFO] [stderr]    |                                                                               ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AnimationStyle`, `Animation`, `Color`, `Renderer`, `Transform`
[INFO] [stderr]  --> src/arc.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::{Point, Color, Transform, Animation, AnimationStyle, Renderer};
[INFO] [stderr]   |                    ^^^^^  ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `center`
[INFO] [stderr]  --> src/arc.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     center: Point, // Centerpoint of arc
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `dir`
[INFO] [stderr]  --> src/arc.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     dir: Point,    // Point to start of arc
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `percent`
[INFO] [stderr]  --> src/arc.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     percent: f32,  // Percent of arc (0 to 1)
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `center`
[INFO] [stderr]  --> src/circle.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     center: Point, // Centerpoint of arc
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `radius`
[INFO] [stderr]  --> src/circle.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     radius: f32,   // Radius of circle
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `filled`
[INFO] [stderr]  --> src/circle.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     filled: bool,  // Set if circle is filled
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sdl2::gfx::primitives::DrawRenderer`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use sdl2::gfx::primitives::DrawRenderer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[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/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.magic_circles.68vmj7sn-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9" "/opt/crater/target/debug/deps/magic_circles-6ceaf33ac075b6d9.28f1ga8l10jt71ya.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/libmagic_circles-953599f807c454af.rlib" "/opt/crater/target/debug/deps/libsdl2-036334acb5fc1766.rlib" "/opt/crater/target/debug/deps/librand-2c2861c5067592ee.rlib" "/opt/crater/target/debug/deps/librand_xorshift-5e391b21601b8393.rlib" "/opt/crater/target/debug/deps/librand_pcg-0ade1f48a82d8658.rlib" "/opt/crater/target/debug/deps/librand_hc-8d037a8bb74cc960.rlib" "/opt/crater/target/debug/deps/librand_chacha-caac59cbe4bbf74d.rlib" "/opt/crater/target/debug/deps/librand_isaac-8a1220a5cdc55703.rlib" "/opt/crater/target/debug/deps/librand_core-5af554ddf81cd17c.rlib" "/opt/crater/target/debug/deps/librand_os-aeb78957acf90479.rlib" "/opt/crater/target/debug/deps/librand_jitter-94868213c3989353.rlib" "/opt/crater/target/debug/deps/librand_core-4c9a550ae16dbf0f.rlib" "/opt/crater/target/debug/deps/libc_vec-186e4acb7db03e17.rlib" "/opt/crater/target/debug/deps/libsdl2_sys-6f16b1ab9907cdc4.rlib" "/opt/crater/target/debug/deps/libbitflags-e31ad08aaa94ea6a.rlib" "/opt/crater/target/debug/deps/liblazy_static-6758b07bea2a83cb.rlib" "/opt/crater/target/debug/deps/liblibc-16c98f476d96e922.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" "-lSDL2_gfx" "-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 `magic_circles`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9ecbb62d7fd11f60a776ebb199b0c85385e4de6c1f6275982fc3decdfdaa3ac3"`
[INFO] running `"docker" "rm" "-f" "9ecbb62d7fd11f60a776ebb199b0c85385e4de6c1f6275982fc3decdfdaa3ac3"`
[INFO] [stdout] 9ecbb62d7fd11f60a776ebb199b0c85385e4de6c1f6275982fc3decdfdaa3ac3