[INFO] cloning repository https://github.com/manueldeval/rust_boids
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/manueldeval/rust_boids" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanueldeval%2Frust_boids", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanueldeval%2Frust_boids'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd5095b2bf13ce1645713cc54f1f272cca6a69b8
[INFO] testing manueldeval/rust_boids against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanueldeval%2Frust_boids" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/manueldeval/rust_boids on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/manueldeval/rust_boids
[INFO] finished tweaking git repo https://github.com/manueldeval/rust_boids
[INFO] tweaked toml for git repo https://github.com/manueldeval/rust_boids written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/manueldeval/rust_boids already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc_vector2d v1.0.2
[INFO] [stderr]   Downloaded vector2d v2.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06bce96ec202ef58199d94913b71c1b0db04bf66114aa88cd20386fe1a6c1c76
[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" "06bce96ec202ef58199d94913b71c1b0db04bf66114aa88cd20386fe1a6c1c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06bce96ec202ef58199d94913b71c1b0db04bf66114aa88cd20386fe1a6c1c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06bce96ec202ef58199d94913b71c1b0db04bf66114aa88cd20386fe1a6c1c76", kill_on_drop: false }`
[INFO] [stdout] 06bce96ec202ef58199d94913b71c1b0db04bf66114aa88cd20386fe1a6c1c76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 907d6c7162e50a1e3319de7225e409190ff1eadc4501b008ec4dd1d4bd44c740
[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" "907d6c7162e50a1e3319de7225e409190ff1eadc4501b008ec4dd1d4bd44c740", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling sdl2 v0.34.2
[INFO] [stderr]    Compiling proc_vector2d v1.0.2
[INFO] [stderr]    Compiling c_vec v1.3.3
[INFO] [stderr]    Compiling sdl2-sys v0.34.2
[INFO] [stderr]    Compiling vector2d v2.2.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling boids v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:238:91
[INFO] [stdout]     |
[INFO] [stdout] 238 | pub fn create_canvas(title: &str, width: u32, height: u32) -> Result<(Ssl2Canvas,Sdl),Box<Error>>{
[INFO] [stdout]     |                                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:253:32
[INFO] [stdout]     |
[INFO] [stdout] 253 | pub fn main() -> Result<(),Box<Error>> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[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/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.boids.60gfod2q-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4" "/opt/rustwide/target/debug/deps/boids-81a2a51e1092e6d4.1akkxdgbkheb9f3d.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librand-b6cc6da93caeb932.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-487f5a944c81194f.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-18d7340ed46b1486.rlib" "/opt/rustwide/target/debug/deps/librand_core-2ae150d1c8cd91f1.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-d5dc17bfc8ef0922.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-3bb9a546b52233f2.rlib" "/opt/rustwide/target/debug/deps/libvector2d-bd43fd780b366fbd.rlib" "/opt/rustwide/target/debug/deps/libsdl2-12053c3f2e55fe3f.rlib" "/opt/rustwide/target/debug/deps/libc_vec-dd3cc4369115b55b.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-591a8f6ac7acf90e.rlib" "/opt/rustwide/target/debug/deps/libbitflags-8a5476fab5bb3232.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rlib" "/opt/rustwide/target/debug/deps/liblibc-1d7afaf88f84438e.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_gfx" "-lutil" "-ldl" "-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; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `boids`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "907d6c7162e50a1e3319de7225e409190ff1eadc4501b008ec4dd1d4bd44c740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "907d6c7162e50a1e3319de7225e409190ff1eadc4501b008ec4dd1d4bd44c740", kill_on_drop: false }`
[INFO] [stdout] 907d6c7162e50a1e3319de7225e409190ff1eadc4501b008ec4dd1d4bd44c740