[INFO] crate structural_derive 0.4.0 is already in cache
[INFO] documenting structural_derive-0.4.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate structural_derive 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate structural_derive 0.4.0 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate structural_derive 0.4.0
[INFO] finished tweaking crates.io crate structural_derive 0.4.0
[INFO] tweaked toml for crates.io crate structural_derive 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dd400b79f440ebd86ace017f10d404ca22ab3747f4c263310eed7c2b5ab1c05
[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" "4dd400b79f440ebd86ace017f10d404ca22ab3747f4c263310eed7c2b5ab1c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dd400b79f440ebd86ace017f10d404ca22ab3747f4c263310eed7c2b5ab1c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd400b79f440ebd86ace017f10d404ca22ab3747f4c263310eed7c2b5ab1c05", kill_on_drop: false }`
[INFO] [stdout] 4dd400b79f440ebd86ace017f10d404ca22ab3747f4c263310eed7c2b5ab1c05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--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" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5874fc1c00b7375575d3ae1a055b07138694c4555ac871d150d073c946836176
[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" "5874fc1c00b7375575d3ae1a055b07138694c4555ac871d150d073c946836176", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking typed-arena v1.5.0
[INFO] [stderr]     Checking proc-macro2 v1.0.18
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking syn v1.0.33
[INFO] [stderr]    Compiling core_extensions v0.1.17
[INFO] [stderr]     Checking as_derive_utils v0.8.2
[INFO] [stdout] error[E0623]: lifetime mismatch
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/as_derive_utils-0.8.2/src/datastructure/field_map.rs:90:27
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn insert(&mut self,field:&Field<'_>,value:T)->T{
[INFO] [stdout]    |                                   ----------
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   these two types are declared with different lifetimes...
[INFO] [stdout] 90 |         mem::replace(&mut self[field], value)
[INFO] [stdout]    |                           ^^^^^^^^^^^ ...but data from `field` flows into `field` here
[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 E0623`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `as_derive_utils`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "5874fc1c00b7375575d3ae1a055b07138694c4555ac871d150d073c946836176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5874fc1c00b7375575d3ae1a055b07138694c4555ac871d150d073c946836176", kill_on_drop: false }`
[INFO] [stdout] 5874fc1c00b7375575d3ae1a055b07138694c4555ac871d150d073c946836176