[INFO] cloning repository https://github.com/Cognoscan/magic_circles
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cognoscan/magic_circles" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCognoscan%2Fmagic_circles", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCognoscan%2Fmagic_circles'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 128128d7ccd52802258dc56f2a90214dd9ee3f09
[INFO] testing Cognoscan/magic_circles against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCognoscan%2Fmagic_circles" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Cognoscan/magic_circles
[INFO] finished tweaking git repo https://github.com/Cognoscan/magic_circles
[INFO] tweaked toml for git repo https://github.com/Cognoscan/magic_circles written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Cognoscan/magic_circles on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Cognoscan/magic_circles already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58054460482de9e55d96dea3845510695566b7e4023086ef94ee66da8392dae1
[INFO] running `Command { std: "docker" "start" "-a" "58054460482de9e55d96dea3845510695566b7e4023086ef94ee66da8392dae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58054460482de9e55d96dea3845510695566b7e4023086ef94ee66da8392dae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58054460482de9e55d96dea3845510695566b7e4023086ef94ee66da8392dae1", kill_on_drop: false }`
[INFO] [stdout] 58054460482de9e55d96dea3845510695566b7e4023086ef94ee66da8392dae1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a89ff1fb1b9bb04e2a39b9be478ee3157ea9100954b481daaeea3c5c85fcb23
[INFO] running `Command { std: "docker" "start" "-a" "0a89ff1fb1b9bb04e2a39b9be478ee3157ea9100954b481daaeea3c5c85fcb23", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling c_vec v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling sdl2-sys v0.32.5
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.32.1
[INFO] [stderr]    Compiling magic_circles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AnimationStyle`, `Animation`, `Color`, `Renderer`, and `Transform`
[INFO] [stdout]  --> src/arc.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::{Point, Color, Transform, Animation, AnimationStyle, Renderer};
[INFO] [stdout]   |                    ^^^^^  ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/line.rs:30:79
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn draw(&self, color: Color, trans: &Transform, anim: &Animation, r: &Renderer) -> Result<(), String> {
[INFO] [stdout]    |                                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn draw(&self, color: Color, trans: &Transform, anim: &Animation, r: &dyn Renderer) -> Result<(), String> {
[INFO] [stdout]    |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `center`, `dir`, and `percent` are never read
[INFO] [stdout]  --> src/arc.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Arc {
[INFO] [stdout]   |            --- fields in this struct
[INFO] [stdout] 6 |     center: Point, // Centerpoint of arc
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     dir: Point,    // Point to start of arc
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 8 |     percent: f32,  // Percent of arc (0 to 1)
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Arc` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `center`, `radius`, and `filled` are never read
[INFO] [stdout]  --> src/circle.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Circle {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 6 |     center: Point, // Centerpoint of arc
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     radius: f32,   // Radius of circle
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 8 |     filled: bool,  // Set if circle is filled
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Circle` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `points` and `filled` are never read
[INFO] [stdout]  --> src/polygon.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Polygon {
[INFO] [stdout]   |            ------- fields in this struct
[INFO] [stdout] 6 |     points: Vec<Point>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     filled: bool,  // Set if polygon is filled
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Polygon` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::gfx::primitives::DrawRenderer`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sdl2::gfx::primitives::DrawRenderer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustcse1mIN/symbols.o" "<3 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libmagic_circles-10bf56bbc048523c,libsdl2-0b70523630b18295,librand-908d9d1e5d40354a,librand_xorshift-fde3027d7657522f,librand_pcg-78fcc3f434d0ebd0,librand_hc-1caf7f9c001e396f,librand_chacha-b4b9e4b73d62911e,librand_isaac-17b4254ae62b2bee,librand_core-8d662923993c3b82,librand_os-4ab7d792948a080f,librand_jitter-fb504c2ef1cb9efc,librand_core-d543da36bb86e4e7,libc_vec-20e42882b81fbb3c,libsdl2_sys-7f2c1a46e9fa55fa,libbitflags-efecdafcadde6825,liblazy_static-653ce27610f26867,liblibc-c1decad2a8214fe3,libnum-582b0068f961320c,libnum_iter-95562a78a7b18fcd,libnum_integer-a9b8b3db348b96bb,libnum_traits-d9669c28a44d4eb8}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_gfx" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcse1mIN/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/magic_circles-7a87f96c17feae76" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lSDL2_gfx
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `magic_circles` (bin "magic_circles") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "0a89ff1fb1b9bb04e2a39b9be478ee3157ea9100954b481daaeea3c5c85fcb23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a89ff1fb1b9bb04e2a39b9be478ee3157ea9100954b481daaeea3c5c85fcb23", kill_on_drop: false }`
[INFO] [stdout] 0a89ff1fb1b9bb04e2a39b9be478ee3157ea9100954b481daaeea3c5c85fcb23
