[INFO] fetching crate libimagbookmark 0.10.1...
[INFO] documenting libimagbookmark-0.10.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate libimagbookmark 0.10.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate libimagbookmark 0.10.1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libimagbookmark 0.10.1
[INFO] finished tweaking crates.io crate libimagbookmark 0.10.1
[INFO] tweaked toml for crates.io crate libimagbookmark 0.10.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42e8a3d178dbd5f09ddeaeef6f564240663850a4eba4aacd9aba33a8bba3900d
[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" "42e8a3d178dbd5f09ddeaeef6f564240663850a4eba4aacd9aba33a8bba3900d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42e8a3d178dbd5f09ddeaeef6f564240663850a4eba4aacd9aba33a8bba3900d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e8a3d178dbd5f09ddeaeef6f564240663850a4eba4aacd9aba33a8bba3900d", kill_on_drop: false }`
[INFO] [stdout] 42e8a3d178dbd5f09ddeaeef6f564240663850a4eba4aacd9aba33a8bba3900d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] a6ebd5031d231eb60945efe5cd088e9154e7995fef36f2409355db544f2df201
[INFO] running `Command { std: "docker" "start" "-a" "a6ebd5031d231eb60945efe5cd088e9154e7995fef36f2409355db544f2df201", kill_on_drop: false }`
[INFO] [stderr]     Checking libimagerror v0.10.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking libimagutil v0.10.1
[INFO] [stderr]     Checking libimagstore v0.10.1
[INFO] [stderr]     Checking libimagentrylink v0.10.1
[INFO] [stderr]     Checking libimagentryutil v0.10.1
[INFO] [stderr]     Checking libimagentryurl v0.10.1
[INFO] [stderr]  Documenting libimagbookmark v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.50s
[INFO] running `Command { std: "docker" "inspect" "a6ebd5031d231eb60945efe5cd088e9154e7995fef36f2409355db544f2df201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6ebd5031d231eb60945efe5cd088e9154e7995fef36f2409355db544f2df201", kill_on_drop: false }`
[INFO] [stdout] a6ebd5031d231eb60945efe5cd088e9154e7995fef36f2409355db544f2df201