[INFO] fetching crate c2rust-bitfields 0.3.0...
[INFO] checking c2rust-bitfields-0.3.0 against beta for pr-78714
[INFO] extracting crate c2rust-bitfields 0.3.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate c2rust-bitfields 0.3.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c2rust-bitfields 0.3.0
[INFO] finished tweaking crates.io crate c2rust-bitfields 0.3.0
[INFO] tweaked toml for crates.io crate c2rust-bitfields 0.3.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] dd452ceaca4ec1bef93372382e1ccb01bc44e2eb9966c87be54c9c3ca6196f6f
[INFO] running `Command { std: "docker" "start" "-a" "dd452ceaca4ec1bef93372382e1ccb01bc44e2eb9966c87be54c9c3ca6196f6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd452ceaca4ec1bef93372382e1ccb01bc44e2eb9966c87be54c9c3ca6196f6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd452ceaca4ec1bef93372382e1ccb01bc44e2eb9966c87be54c9c3ca6196f6f", kill_on_drop: false }`
[INFO] [stdout] dd452ceaca4ec1bef93372382e1ccb01bc44e2eb9966c87be54c9c3ca6196f6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b47e4c332edb61e76e2a1257625875c2220416bc2df1dfd5a2d7f70a6f5e490
[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" "0b47e4c332edb61e76e2a1257625875c2220416bc2df1dfd5a2d7f70a6f5e490", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling c2rust-bitfields-derive v0.2.1
[INFO] [stderr]     Checking c2rust-bitfields v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.54s
[INFO] running `Command { std: "docker" "inspect" "0b47e4c332edb61e76e2a1257625875c2220416bc2df1dfd5a2d7f70a6f5e490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b47e4c332edb61e76e2a1257625875c2220416bc2df1dfd5a2d7f70a6f5e490", kill_on_drop: false }`
[INFO] [stdout] 0b47e4c332edb61e76e2a1257625875c2220416bc2df1dfd5a2d7f70a6f5e490