[INFO] fetching crate krust_core 0.4.3...
[INFO] testing krust_core-0.4.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate krust_core 0.4.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate krust_core 0.4.3 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 crates.io crate krust_core 0.4.3
[INFO] finished tweaking crates.io crate krust_core 0.4.3
[INFO] tweaked toml for crates.io crate krust_core 0.4.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] 219c49f20109d1c214c17c158249c9423340b36eb5e5887a06de4c2bcc09adcc
[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" "219c49f20109d1c214c17c158249c9423340b36eb5e5887a06de4c2bcc09adcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "219c49f20109d1c214c17c158249c9423340b36eb5e5887a06de4c2bcc09adcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "219c49f20109d1c214c17c158249c9423340b36eb5e5887a06de4c2bcc09adcc", kill_on_drop: false }`
[INFO] [stdout] 219c49f20109d1c214c17c158249c9423340b36eb5e5887a06de4c2bcc09adcc
[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] 2e5dade3b16ca234f2d639658f925821c0b083b8e58c7ee963ae0e805851c0e8
[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" "2e5dade3b16ca234f2d639658f925821c0b083b8e58c7ee963ae0e805851c0e8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling krust_core v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling unidiff v0.3.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling krust_asset_loader v0.0.1
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling freetype v0.4.1
[INFO] [stderr]    Compiling krust_gl v0.1.0
[INFO] [stdout] error: couldn't read /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/krust_gl-0.1.0/src\build.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `krust_gl`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2e5dade3b16ca234f2d639658f925821c0b083b8e58c7ee963ae0e805851c0e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e5dade3b16ca234f2d639658f925821c0b083b8e58c7ee963ae0e805851c0e8", kill_on_drop: false }`
[INFO] [stdout] 2e5dade3b16ca234f2d639658f925821c0b083b8e58c7ee963ae0e805851c0e8