[INFO] fetching crate sierra-proc-demo 0.1.0...
[INFO] testing sierra-proc-demo-0.1.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate sierra-proc-demo 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sierra-proc-demo 0.1.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sierra-proc-demo 0.1.0
[INFO] finished tweaking crates.io crate sierra-proc-demo 0.1.0
[INFO] tweaked toml for crates.io crate sierra-proc-demo 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a48147dba6bbfc182f0759adc548b2ff29a3ac9fa7055ffc5f4564a0d422953e
[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" "a48147dba6bbfc182f0759adc548b2ff29a3ac9fa7055ffc5f4564a0d422953e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a48147dba6bbfc182f0759adc548b2ff29a3ac9fa7055ffc5f4564a0d422953e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a48147dba6bbfc182f0759adc548b2ff29a3ac9fa7055ffc5f4564a0d422953e", kill_on_drop: false }`
[INFO] [stdout] a48147dba6bbfc182f0759adc548b2ff29a3ac9fa7055ffc5f4564a0d422953e
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 273434c4c82587cbdeef555ac2e05f0651f7e5765bde849ba1bee5be0a20e211
[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" "273434c4c82587cbdeef555ac2e05f0651f7e5765bde849ba1bee5be0a20e211", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling gpu-alloc-types v0.2.0
[INFO] [stderr]    Compiling gpu-alloc v0.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling erupt v0.17.1+169
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling ordered-float v2.5.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling sierra-proc v0.1.0
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling gpu-alloc-erupt v0.3.0
[INFO] [stderr]    Compiling sierra v0.1.0
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `OutOfMemory`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sierra-0.1.0/src/backend/vulkan/device.rs:1924:51
[INFO] [stdout]      |
[INFO] [stdout] 1924 |             .ok_or_else(host_memory_space_overlow)?;
[INFO] [stdout]      |                                                   ^ the trait `From<!>` is not implemented for `OutOfMemory`
[INFO] [stdout]      |
[INFO] [stdout]      = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]      = note: required because of the requirements on the impl of `FromResidual<std::result::Result<Infallible, !>>` for `std::result::Result<resources::RayTracingPipeline, OutOfMemory>`
[INFO] [stdout]      = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sierra`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "273434c4c82587cbdeef555ac2e05f0651f7e5765bde849ba1bee5be0a20e211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "273434c4c82587cbdeef555ac2e05f0651f7e5765bde849ba1bee5be0a20e211", kill_on_drop: false }`
[INFO] [stdout] 273434c4c82587cbdeef555ac2e05f0651f7e5765bde849ba1bee5be0a20e211