[INFO] fetching crate rustc-ap-rustc_feature 668.0.0...
[INFO] checking rustc-ap-rustc_feature-668.0.0 against try#85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 for pr-73323
[INFO] extracting crate rustc-ap-rustc_feature 668.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rustc-ap-rustc_feature 668.0.0 on toolchain 85cc1486e1f000dce4bb8e1b3cfab2b654b102a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-ap-rustc_feature 668.0.0
[INFO] finished tweaking crates.io crate rustc-ap-rustc_feature 668.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-rustc_feature 668.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8298a867bcbeea2af8eff929053ec645867b93faa0ff1208390eaeb379504239
[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" "8298a867bcbeea2af8eff929053ec645867b93faa0ff1208390eaeb379504239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8298a867bcbeea2af8eff929053ec645867b93faa0ff1208390eaeb379504239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8298a867bcbeea2af8eff929053ec645867b93faa0ff1208390eaeb379504239", kill_on_drop: false }`
[INFO] [stdout] 8298a867bcbeea2af8eff929053ec645867b93faa0ff1208390eaeb379504239
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48df97059308d3a386e71df3cbebc6b388671a8d06540b1ddc4fae7603f8aa43
[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" "48df97059308d3a386e71df3cbebc6b388671a8d06540b1ddc4fae7603f8aa43", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rustc-ap-rustc_span v668.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_feature v668.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.44s
[INFO] running `Command { std: "docker" "inspect" "48df97059308d3a386e71df3cbebc6b388671a8d06540b1ddc4fae7603f8aa43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48df97059308d3a386e71df3cbebc6b388671a8d06540b1ddc4fae7603f8aa43", kill_on_drop: false }`
[INFO] [stdout] 48df97059308d3a386e71df3cbebc6b388671a8d06540b1ddc4fae7603f8aa43