[INFO] cloning repository https://github.com/doup/soft_render
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doup/soft_render" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoup%2Fsoft_render", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoup%2Fsoft_render'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 057864c1b3af89700138cb5ecfd6893b2d4148bb
[INFO] testing doup/soft_render against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoup%2Fsoft_render" "/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/doup/soft_render on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/doup/soft_render
[INFO] finished tweaking git repo https://github.com/doup/soft_render
[INFO] tweaked toml for git repo https://github.com/doup/soft_render written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/doup/soft_render already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b25d8287b8a8f5b15ff809419d6a59b983f225a928482d75d767a677045178a5
[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" "b25d8287b8a8f5b15ff809419d6a59b983f225a928482d75d767a677045178a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b25d8287b8a8f5b15ff809419d6a59b983f225a928482d75d767a677045178a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b25d8287b8a8f5b15ff809419d6a59b983f225a928482d75d767a677045178a5", kill_on_drop: false }`
[INFO] [stdout] b25d8287b8a8f5b15ff809419d6a59b983f225a928482d75d767a677045178a5
[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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 163e6c4a5ee3295b6a24620be45e3f0d8e1a9a4bbf8a525d9028fb8e1776264b
[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" "163e6c4a5ee3295b6a24620be45e3f0d8e1a9a4bbf8a525d9028fb8e1776264b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]    Compiling c_vec v1.0.12
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling sdl2 v0.30.0
[INFO] [stderr]    Compiling cgmath v0.15.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.17.0
[INFO] [stderr]    Compiling soft_render v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `cgmath::SquareMatrix`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use cgmath::SquareMatrix;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:83:99
[INFO] [stdout]    |
[INFO] [stdout] 83 | ..._screen: &[Vector2<f64>; 3], pixel_shader: &PixelShader, zbuffer: &mut [f64; SCREEN_BUFFER]) {
[INFO] [stdout]    |                                                ^^^^^^^^^^^ help: use `dyn`: `dyn PixelShader`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/main.rs:128:22
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn render(&self, u: f64, v: f64) -> pixels::Color {
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/main.rs:128:30
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn render(&self, u: f64, v: f64) -> pixels::Color {
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let mut sample = Vector2::new(x as f64 + 0.5, y as f64 + 0.5);
[INFO] [stdout]    |                 ----^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `line`
[INFO] [stdout]   --> src/main.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn line(canvas: &WindowCanvas, mut x0: i16, mut y0: i16, mut x1: i16, mut y1: i16, color: pixels::Color) {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `cgmath::InnerSpace::normalize` that must be used
[INFO] [stdout]    --> src/main.rs:310:21
[INFO] [stdout]     |
[INFO] [stdout] 310 |                     light_dir.normalize();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.soft_render.c16emdtl-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086" "/opt/rustwide/target/debug/deps/soft_render-2b75209ee9a8d086.tcteom2ux2ov2n4.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libwavefront_obj-db2f015b5cafb05b.rlib" "/opt/rustwide/target/debug/deps/libtime-dcfbc06a72f121bf.rlib" "/opt/rustwide/target/debug/deps/libsdl2-f5a92951934e5b35.rlib" "/opt/rustwide/target/debug/deps/libc_vec-1dfec5b3fb2e2197.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-8179246f494be9a1.rlib" "/opt/rustwide/target/debug/deps/libbitflags-2660c594cf04f3b5.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-9850e1ed257f46c2.rlib" "/opt/rustwide/target/debug/deps/libnum-95c9af438eaba823.rlib" "/opt/rustwide/target/debug/deps/libimage-1db084499ef57350.rlib" "/opt/rustwide/target/debug/deps/libscoped_threadpool-46227cba77bf068c.rlib" "/opt/rustwide/target/debug/deps/libgif-e0a2e446b2d2655d.rlib" "/opt/rustwide/target/debug/deps/libcolor_quant-d65e622656ea392c.rlib" "/opt/rustwide/target/debug/deps/liblzw-0d682a6079178eab.rlib" "/opt/rustwide/target/debug/deps/libjpeg_decoder-6fb1b1e556771d95.rlib" "/opt/rustwide/target/debug/deps/librayon-6631c84989ae573a.rlib" "/opt/rustwide/target/debug/deps/libeither-8d9eea3183d636b7.rlib" "/opt/rustwide/target/debug/deps/librayon_core-c3abc8a2f17a693b.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-353af51da9e1931a.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-0d7528091ac0b27f.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-5638922f63a8c71a.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-c0e1396086f307bb.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-e9bde307deef8c75.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-bdaffc3be0f3e345.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-50128a726658cccd.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-71fd10852ca6af1b.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-bf6f11070401cb37.rlib" "/opt/rustwide/target/debug/deps/libnodrop-964eb80ddccd0e5d.rlib" "/opt/rustwide/target/debug/deps/libpng-5d5c9adc25eb1fde.rlib" "/opt/rustwide/target/debug/deps/libdeflate-25f482254bd5035d.rlib" "/opt/rustwide/target/debug/deps/libinflate-2210eeacf979e4a1.rlib" "/opt/rustwide/target/debug/deps/libadler32-fa11897bff16db39.rlib" "/opt/rustwide/target/debug/deps/libbitflags-5c7d271dfd8fcb55.rlib" "/opt/rustwide/target/debug/deps/libenum_primitive-9423606213ec13e2.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-add72922b823058c.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-03aae3250d88cfab.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-f166a3be6c2d9c93.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-05ffa39c4d0ff823.rlib" "/opt/rustwide/target/debug/deps/libcgmath-061829dbd9d5ea1f.rlib" "/opt/rustwide/target/debug/deps/librand-1eec0510643ae6c3.rlib" "/opt/rustwide/target/debug/deps/librand-ae1f496b9514abc0.rlib" "/opt/rustwide/target/debug/deps/liblibc-8efb41612aead54e.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-b7c4cec6263b1afc.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-0d14380347a326c6.rlib" "/opt/rustwide/target/debug/deps/libapprox-a8e85ad9a60368e3.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lSDL2_gfx" "-lSDL2" "-lutil" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /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; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `soft_render`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "163e6c4a5ee3295b6a24620be45e3f0d8e1a9a4bbf8a525d9028fb8e1776264b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "163e6c4a5ee3295b6a24620be45e3f0d8e1a9a4bbf8a525d9028fb8e1776264b", kill_on_drop: false }`
[INFO] [stdout] 163e6c4a5ee3295b6a24620be45e3f0d8e1a9a4bbf8a525d9028fb8e1776264b