[INFO] fetching crate msg_store_database_leveldb_plugin 0.1.0...
[INFO] documenting msg_store_database_leveldb_plugin-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate msg_store_database_leveldb_plugin 0.1.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate msg_store_database_leveldb_plugin 0.1.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate msg_store_database_leveldb_plugin 0.1.0
[INFO] finished tweaking crates.io crate msg_store_database_leveldb_plugin 0.1.0
[INFO] tweaked toml for crates.io crate msg_store_database_leveldb_plugin 0.1.0 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91fd50e96610857d2753c8922fd04c0728652852e4d54f9839b7c37c49d01971
[INFO] running `Command { std: "docker" "start" "-a" "91fd50e96610857d2753c8922fd04c0728652852e4d54f9839b7c37c49d01971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91fd50e96610857d2753c8922fd04c0728652852e4d54f9839b7c37c49d01971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91fd50e96610857d2753c8922fd04c0728652852e4d54f9839b7c37c49d01971", kill_on_drop: false }`
[INFO] [stdout] 91fd50e96610857d2753c8922fd04c0728652852e4d54f9839b7c37c49d01971
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f54b61237c34311246b2f4d3d74fd98c7f7c89afa2bde0f8bf9d83d753a16ab
[INFO] running `Command { std: "docker" "start" "-a" "8f54b61237c34311246b2f4d3d74fd98c7f7c89afa2bde0f8bf9d83d753a16ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking ffi-opaque v2.0.1
[INFO] [stderr]     Checking msg_store_uuid v0.1.0
[INFO] [stderr]     Checking db-key v0.0.5
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]     Checking msg-store v0.9.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling leveldb-sys v2.0.9
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking msg_store_database_plugin v0.1.0
[INFO] [stderr]     Checking leveldb v0.8.6
[INFO] [stderr]  Documenting msg_store_database_leveldb_plugin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.06s
[INFO] running `Command { std: "docker" "inspect" "8f54b61237c34311246b2f4d3d74fd98c7f7c89afa2bde0f8bf9d83d753a16ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f54b61237c34311246b2f4d3d74fd98c7f7c89afa2bde0f8bf9d83d753a16ab", kill_on_drop: false }`
[INFO] [stdout] 8f54b61237c34311246b2f4d3d74fd98c7f7c89afa2bde0f8bf9d83d753a16ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] f051c2431006c1e61c65d3185f442619937d35b9efc8e873dcadc85502ca0bf7
[INFO] running `Command { std: "docker" "start" "-a" "f051c2431006c1e61c65d3185f442619937d35b9efc8e873dcadc85502ca0bf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking msg_store_uuid v0.1.0
[INFO] [stderr]     Checking ffi-opaque v2.0.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking db-key v0.0.5
[INFO] [stderr]     Checking msg-store v0.9.1
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling leveldb-sys v2.0.9
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking msg_store_database_plugin v0.1.0
[INFO] [stderr]     Checking leveldb v0.8.6
[INFO] [stderr]  Documenting msg_store_database_leveldb_plugin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.94s
[INFO] running `Command { std: "docker" "inspect" "f051c2431006c1e61c65d3185f442619937d35b9efc8e873dcadc85502ca0bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f051c2431006c1e61c65d3185f442619937d35b9efc8e873dcadc85502ca0bf7", kill_on_drop: false }`
[INFO] [stdout] f051c2431006c1e61c65d3185f442619937d35b9efc8e873dcadc85502ca0bf7