[INFO] fetching crate rustc-ap-rustc_index 668.0.0...
[INFO] checking rustc-ap-rustc_index-668.0.0 against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323
[INFO] extracting crate rustc-ap-rustc_index 668.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rustc-ap-rustc_index 668.0.0 on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-ap-rustc_index 668.0.0
[INFO] finished tweaking crates.io crate rustc-ap-rustc_index 668.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-rustc_index 668.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbfb40bac006be76200cb4d5cff260c10edc7e691602f2fe1cffcc7bfc48e80f
[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" "cbfb40bac006be76200cb4d5cff260c10edc7e691602f2fe1cffcc7bfc48e80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbfb40bac006be76200cb4d5cff260c10edc7e691602f2fe1cffcc7bfc48e80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbfb40bac006be76200cb4d5cff260c10edc7e691602f2fe1cffcc7bfc48e80f", kill_on_drop: false }`
[INFO] [stdout] cbfb40bac006be76200cb4d5cff260c10edc7e691602f2fe1cffcc7bfc48e80f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa75f7599ed87a32a9b9238926ba1eb2253b0f04e86b0d2a787494f8bc8e8cc2
[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" "aa75f7599ed87a32a9b9238926ba1eb2253b0f04e86b0d2a787494f8bc8e8cc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking rustc-ap-rustc_serialize v668.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_index v668.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.20s
[INFO] running `Command { std: "docker" "inspect" "aa75f7599ed87a32a9b9238926ba1eb2253b0f04e86b0d2a787494f8bc8e8cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa75f7599ed87a32a9b9238926ba1eb2253b0f04e86b0d2a787494f8bc8e8cc2", kill_on_drop: false }`
[INFO] [stdout] aa75f7599ed87a32a9b9238926ba1eb2253b0f04e86b0d2a787494f8bc8e8cc2