[INFO] cloning repository https://github.com/dcheatha/graph-sketchpad
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dcheatha/graph-sketchpad" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcheatha%2Fgraph-sketchpad", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcheatha%2Fgraph-sketchpad'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 608465657f50101af882466da60124cf16f31db9
[INFO] testing dcheatha/graph-sketchpad against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcheatha%2Fgraph-sketchpad" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dcheatha/graph-sketchpad on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dcheatha/graph-sketchpad
[INFO] finished tweaking git repo https://github.com/dcheatha/graph-sketchpad
[INFO] tweaked toml for git repo https://github.com/dcheatha/graph-sketchpad written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/dcheatha/graph-sketchpad already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/bjz/gl-rs`
[INFO] [stderr]     Updating git submodule `https://github.com/KhronosGroup/OpenGL-Registry.git`
[INFO] [stderr]     Updating git submodule `https://github.com/google/angle.git`
[INFO] [stderr]     Updating git submodule `https://github.com/KhronosGroup/EGL-Registry.git`
[INFO] [stderr]     Updating git submodule `https://github.com/KhronosGroup/WebGL.git`
[INFO] [stderr]     Updating git submodule `https://github.com/KhronosGroup/WebGLDeveloperTools.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded random_color v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e860dfa5239121ab66fc3bc7f6d6d9c6f8c6a8a501a85b6c2c1b4a49e14afbec
[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" "e860dfa5239121ab66fc3bc7f6d6d9c6f8c6a8a501a85b6c2c1b4a49e14afbec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e860dfa5239121ab66fc3bc7f6d6d9c6f8c6a8a501a85b6c2c1b4a49e14afbec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e860dfa5239121ab66fc3bc7f6d6d9c6f8c6a8a501a85b6c2c1b4a49e14afbec", kill_on_drop: false }`
[INFO] [stdout] e860dfa5239121ab66fc3bc7f6d6d9c6f8c6a8a501a85b6c2c1b4a49e14afbec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", 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] 71c648d0c1241c8032df9c43ffb2dbd1aca9c0d0ae128eacddd8e8cf9863b8c7
[INFO] running `Command { std: "docker" "start" "-a" "71c648d0c1241c8032df9c43ffb2dbd1aca9c0d0ae128eacddd8e8cf9863b8c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling khronos_api v3.2.0 (https://github.com/bjz/gl-rs#1cd256c7)
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]    Compiling c_vec v1.3.3
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]    Compiling gl_generator v0.14.1 (https://github.com/bjz/gl-rs#1cd256c7)
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling gl v0.14.0 (https://github.com/bjz/gl-rs#1cd256c7)
[INFO] [stderr]    Compiling random_color v0.5.0
[INFO] [stderr]    Compiling graph-sketchpad v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `random_color::RandomColor`
[INFO] [stdout]  --> src/graph/add_del.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use random_color::RandomColor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::node::Node`
[INFO] [stdout]  --> src/graph/util.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::node::Node;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/graph/util.rs:164:11
[INFO] [stdout]     |
[INFO] [stdout] 162 |           let node = self.nodes.iter().choose(&mut random).unwrap();
[INFO] [stdout]     |                      ---------- immutable borrow occurs here
[INFO] [stdout] 163 |           let mut visited_nodes = vec![];
[INFO] [stdout] 164 |           self.k_color_painter_rec(&colors, &mut visited_nodes, node.index.clone());
[INFO] [stdout]     |           ^^^^ mutable borrow occurs here                       ---------- immutable borrow later used here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.graph_sketchpad.20a2c89f-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7.2g7evt1nn61qk1ky.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librand-ce381d422529606f.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-97b22c5e79c6b0e6.rlib" "/opt/rustwide/target/debug/deps/librand_core-70b8f3639574dcbc.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-581748fa24324e49.rlib" "/opt/rustwide/target/debug/deps/librandom_color-ece96e98f19c7924.rlib" "/opt/rustwide/target/debug/deps/librand-8f2e13ade4f16311.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-152c6fe107cd723e.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-45a1e25d481b6175.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-82bdeb907cc2ed56.rlib" "/opt/rustwide/target/debug/deps/librand_core-3fe4b03f7fa54cb9.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-7b216562edd68dce.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-de9cbe0cb77e19a3.rlib" "/opt/rustwide/target/debug/deps/libsdl2-a442273ae3e089f0.rlib" "/opt/rustwide/target/debug/deps/libc_vec-64adc4f640d38272.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-36a75a82d76185b8.rlib" "/opt/rustwide/target/debug/deps/libbitflags-603a79344a96ee73.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-f67718dd40129317.rlib" "/opt/rustwide/target/debug/deps/liblibc-9cb545080550973e.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d883bf2137e9181a.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-22ab8f3db88b586e.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-0167c9242d0931d5.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-361790a1a5505fc5.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-01c2ffe1ecd05a67.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-ec79e29a889fe805.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-001a3456e8a8331b.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e8f1404290f0f040.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-76f46d0f23360a60.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-baf0bdc5eb131895.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3a6a4ee6592d9370.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-1cc90d9dd57195f8.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0e91863ffbec5148.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-69528f2eac185ac9.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d1241f7bd234a268.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_ttf" "-lSDL2_gfx" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/graph_sketchpad-a89c537fac71f8f7" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stdout]           /usr/bin/ld: cannot find -lSDL2_gfx
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `graph-sketchpad`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "71c648d0c1241c8032df9c43ffb2dbd1aca9c0d0ae128eacddd8e8cf9863b8c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71c648d0c1241c8032df9c43ffb2dbd1aca9c0d0ae128eacddd8e8cf9863b8c7", kill_on_drop: false }`
[INFO] [stdout] 71c648d0c1241c8032df9c43ffb2dbd1aca9c0d0ae128eacddd8e8cf9863b8c7