[INFO] fetching crate redis_r2d2 0.17.0...
[INFO] documenting redis_r2d2-0.17.0 against 1.99.0-beta.8 for beta-rustdoc-1.100-2
[INFO] extracting crate redis_r2d2 0.17.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate redis_r2d2 0.17.0
[INFO] finished tweaking crates.io crate redis_r2d2 0.17.0
[INFO] tweaked toml for crates.io crate redis_r2d2 0.17.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate redis_r2d2 0.17.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 126 packages to highest compatible versions
[INFO] [stderr]       Adding redis v0.17.0 (available: v1.7.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio-uds v0.6.8
[INFO] [stderr]   Downloaded tokio-util v0.3.1
[INFO] [stderr]   Downloaded redis v0.17.0
[INFO] [stderr]   Downloaded tokio v0.2.25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8d55e4f04986c4c5542889fed2e0e52a4a4985138f371f08efc925b0fcbc379e
[INFO] running `Command { std: "docker" "start" "8d55e4f04986c4c5542889fed2e0e52a4a4985138f371f08efc925b0fcbc379e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d55e4f04986c4c5542889fed2e0e52a4a4985138f371f08efc925b0fcbc379e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8d55e4f04986c4c5542889fed2e0e52a4a4985138f371f08efc925b0fcbc379e" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d55e4f04986c4c5542889fed2e0e52a4a4985138f371f08efc925b0fcbc379e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8d55e4f04986c4c5542889fed2e0e52a4a4985138f371f08efc925b0fcbc379e" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]     Checking value-bag v1.14.1
[INFO] [stderr]     Checking event-listener v5.4.2
[INFO] [stderr]    Compiling rustix v1.1.5
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]     Checking piper v0.2.5
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking lazy_static v1.5.1
[INFO] [stderr]     Checking log v0.4.34
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking async-lock v3.4.2
[INFO] [stderr]     Checking pin-utils v0.1.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking futures-util v0.3.34
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.7
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking r2d2 v0.8.10
[INFO] [stderr]    Compiling syn v3.0.7
[INFO] [stderr]     Checking blocking v1.7.0
[INFO] [stderr]     Checking async-executor v1.14.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking combine v4.6.8
[INFO] [stderr]     Checking polling v3.11.0
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.13.2
[INFO] [stderr]    Compiling synstructure v0.14.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.8
[INFO] [stderr]    Compiling yoke-derive v0.8.4
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling async-trait v0.1.92
[INFO] [stderr]     Checking zerofrom v0.1.8
[INFO] [stderr]     Checking yoke v0.8.3
[INFO] [stderr]     Checking zerovec v0.11.8
[INFO] [stderr]     Checking zerotrie v0.2.5
[INFO] [stderr]     Checking tinystr v0.8.4
[INFO] [stderr]     Checking potential_utf v0.1.6
[INFO] [stderr]     Checking icu_collections v2.3.0
[INFO] [stderr]     Checking icu_locale_core v2.3.0
[INFO] [stderr]     Checking icu_provider v2.3.1
[INFO] [stderr]     Checking icu_properties v2.3.0
[INFO] [stderr]     Checking icu_normalizer v2.3.0
[INFO] [stderr]     Checking idna_adapter v1.2.2
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking redis v0.17.0
[INFO] [stderr]  Documenting redis_r2d2 v0.17.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.50s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.17.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 19`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/redis_r2d2/index.html
[INFO] running `Command { std: "docker" "inspect" "8d55e4f04986c4c5542889fed2e0e52a4a4985138f371f08efc925b0fcbc379e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8d55e4f04986c4c5542889fed2e0e52a4a4985138f371f08efc925b0fcbc379e" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling syn v3.0.7
[INFO] [stderr]    Compiling synstructure v0.14.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.8
[INFO] [stderr]    Compiling yoke-derive v0.8.4
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling async-trait v0.1.92
[INFO] [stderr]     Checking zerofrom v0.1.8
[INFO] [stderr]     Checking yoke v0.8.3
[INFO] [stderr]     Checking zerovec v0.11.8
[INFO] [stderr]     Checking zerotrie v0.2.5
[INFO] [stderr]     Checking tinystr v0.8.4
[INFO] [stderr]     Checking potential_utf v0.1.6
[INFO] [stderr]     Checking icu_collections v2.3.0
[INFO] [stderr]     Checking icu_locale_core v2.3.0
[INFO] [stderr]     Checking icu_provider v2.3.1
[INFO] [stderr]     Checking icu_normalizer v2.3.0
[INFO] [stderr]     Checking icu_properties v2.3.0
[INFO] [stderr]     Checking idna_adapter v1.2.2
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking redis v0.17.0
[INFO] [stderr]  Documenting redis_r2d2 v0.17.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.67s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.17.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 19`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/redis_r2d2/index.html
[INFO] running `Command { std: "docker" "inspect" "8d55e4f04986c4c5542889fed2e0e52a4a4985138f371f08efc925b0fcbc379e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d55e4f04986c4c5542889fed2e0e52a4a4985138f371f08efc925b0fcbc379e", kill_on_drop: false }`
[INFO] [stdout] 8d55e4f04986c4c5542889fed2e0e52a4a4985138f371f08efc925b0fcbc379e