[INFO] fetching crate in-dir-exec 0.1.1...
[INFO] documenting in-dir-exec-0.1.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate in-dir-exec 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate in-dir-exec 0.1.1 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate in-dir-exec 0.1.1
[INFO] finished tweaking crates.io crate in-dir-exec 0.1.1
[INFO] tweaked toml for crates.io crate in-dir-exec 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate in-dir-exec 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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" "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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce2123d7bd7e690236e0fffc8e93e5801b5aa4655abfb1ae74f68065cf00b3a5
[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" "ce2123d7bd7e690236e0fffc8e93e5801b5aa4655abfb1ae74f68065cf00b3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce2123d7bd7e690236e0fffc8e93e5801b5aa4655abfb1ae74f68065cf00b3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce2123d7bd7e690236e0fffc8e93e5801b5aa4655abfb1ae74f68065cf00b3a5", kill_on_drop: false }`
[INFO] [stdout] ce2123d7bd7e690236e0fffc8e93e5801b5aa4655abfb1ae74f68065cf00b3a5
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39ce474e53ed2b6ccdb64f961dfdaa2d076ca12052e1bf600fcb033a0475c20d
[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" "39ce474e53ed2b6ccdb64f961dfdaa2d076ca12052e1bf600fcb033a0475c20d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking exec v0.3.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v0.4.9
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.9
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]     Checking structopt v0.3.9
[INFO] [stderr]  Documenting in-dir-exec v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.70s
[INFO] running `Command { std: "docker" "inspect" "39ce474e53ed2b6ccdb64f961dfdaa2d076ca12052e1bf600fcb033a0475c20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ce474e53ed2b6ccdb64f961dfdaa2d076ca12052e1bf600fcb033a0475c20d", kill_on_drop: false }`
[INFO] [stdout] 39ce474e53ed2b6ccdb64f961dfdaa2d076ca12052e1bf600fcb033a0475c20d