[INFO] fetching crate metl 0.0.0...
[INFO] checking metl-0.0.0 against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] extracting crate metl 0.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate metl 0.0.0 on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metl 0.0.0
[INFO] removed path dependency metal-sys from crates.io crate metl 0.0.0
[INFO] finished tweaking crates.io crate metl 0.0.0
[INFO] tweaked toml for crates.io crate metl 0.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4e0ef65b403dd3234c0d997f97de1d34ea236d45ed55bc95cbbfa9096b1e8b63
[INFO] running `Command { std: "docker" "start" "-a" "4e0ef65b403dd3234c0d997f97de1d34ea236d45ed55bc95cbbfa9096b1e8b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e0ef65b403dd3234c0d997f97de1d34ea236d45ed55bc95cbbfa9096b1e8b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e0ef65b403dd3234c0d997f97de1d34ea236d45ed55bc95cbbfa9096b1e8b63", kill_on_drop: false }`
[INFO] [stdout] 4e0ef65b403dd3234c0d997f97de1d34ea236d45ed55bc95cbbfa9096b1e8b63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a7dabee41a0eb2943a9f99d893c1b3aa0c217080760106d746869d708d1f7dd
[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" "8a7dabee41a0eb2943a9f99d893c1b3aa0c217080760106d746869d708d1f7dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling core-foundation-sys v0.2.3
[INFO] [stderr]    Compiling core-foundation-sys v0.8.2
[INFO] [stderr]     Checking serde v0.7.15
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]     Checking metal-sys v0.0.0
[INFO] [stdout] error[E0463]: can't find crate for `bitflags`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/metal-sys-0.0.0/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern crate bitflags;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `metal-sys`
[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" "8a7dabee41a0eb2943a9f99d893c1b3aa0c217080760106d746869d708d1f7dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a7dabee41a0eb2943a9f99d893c1b3aa0c217080760106d746869d708d1f7dd", kill_on_drop: false }`
[INFO] [stdout] 8a7dabee41a0eb2943a9f99d893c1b3aa0c217080760106d746869d708d1f7dd