[INFO] fetching crate reql 0.0.27...
[INFO] documenting reql-0.0.27 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate reql 0.0.27 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate reql 0.0.27 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 reql 0.0.27
[INFO] finished tweaking crates.io crate reql 0.0.27
[INFO] tweaked toml for crates.io crate reql 0.0.27 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate reql 0.0.27 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 8720922aa5441f675dacdd7b517872629c27952fd972a2df6e04c1be48d90ffa
[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" "8720922aa5441f675dacdd7b517872629c27952fd972a2df6e04c1be48d90ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8720922aa5441f675dacdd7b517872629c27952fd972a2df6e04c1be48d90ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8720922aa5441f675dacdd7b517872629c27952fd972a2df6e04c1be48d90ffa", kill_on_drop: false }`
[INFO] [stdout] 8720922aa5441f675dacdd7b517872629c27952fd972a2df6e04c1be48d90ffa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f63b9ba4e144c30cb9d19f376be7ac8308204e7b1733632183807033a52fa6a1
[INFO] running `Command { std: "docker" "start" "-a" "f63b9ba4e144c30cb9d19f376be7ac8308204e7b1733632183807033a52fa6a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]     Checking protobuf v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking r2d2 v0.8.8
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking scram v0.5.0
[INFO] [stderr]    Compiling derive-error v0.0.4
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking serde_json v1.0.47
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking ql2 v1.1.2
[INFO] [stderr]     Checking reql-types v0.0.4
[INFO] [stderr]    Compiling serde_yaml v0.8.11
[INFO] [stderr]    Compiling reql v0.0.27 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting reql v0.0.27 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.39s
[INFO] running `Command { std: "docker" "inspect" "f63b9ba4e144c30cb9d19f376be7ac8308204e7b1733632183807033a52fa6a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f63b9ba4e144c30cb9d19f376be7ac8308204e7b1733632183807033a52fa6a1", kill_on_drop: false }`
[INFO] [stdout] f63b9ba4e144c30cb9d19f376be7ac8308204e7b1733632183807033a52fa6a1