[INFO] fetching crate lapin-futures 0.33.0...
[INFO] documenting lapin-futures-0.33.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate lapin-futures 0.33.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate lapin-futures 0.33.0 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 lapin-futures 0.33.0
[INFO] finished tweaking crates.io crate lapin-futures 0.33.0
[INFO] tweaked toml for crates.io crate lapin-futures 0.33.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate lapin-futures 0.33.0 already has a lockfile, it will not be regenerated
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded ntapi v0.3.3
[INFO] [stderr]   Downloaded pinky-swear v1.1.1
[INFO] [stderr]   Downloaded amq-protocol-tcp v5.0.0
[INFO] [stderr]   Downloaded rustls-connector v0.10.0
[INFO] [stderr]   Downloaded tcp-stream v0.10.1
[INFO] [stderr]   Downloaded amq-protocol-codegen v5.0.0
[INFO] [stderr]   Downloaded amq-protocol-types v5.0.0
[INFO] [stderr]   Downloaded amq-protocol v5.0.0
[INFO] [stderr]   Downloaded lapin v0.33.0
[INFO] [stderr]   Downloaded amq-protocol-uri v5.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 6cf9f9728ff8e1ee1399665d88f434b265b1cf02b6f99278417170f4d05d46b2
[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" "6cf9f9728ff8e1ee1399665d88f434b265b1cf02b6f99278417170f4d05d46b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cf9f9728ff8e1ee1399665d88f434b265b1cf02b6f99278417170f4d05d46b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf9f9728ff8e1ee1399665d88f434b265b1cf02b6f99278417170f4d05d46b2", kill_on_drop: false }`
[INFO] [stdout] 6cf9f9728ff8e1ee1399665d88f434b265b1cf02b6f99278417170f4d05d46b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 5041144edfc87c1ff8deb83a334446cb7cc9fab7a46ab4719cebea0700e2f53c
[INFO] running `Command { std: "docker" "start" "-a" "5041144edfc87c1ff8deb83a334446cb7cc9fab7a46ab4719cebea0700e2f53c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling cookie-factory v0.3.1
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling doc-comment v0.3.2
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking pinky-swear v1.1.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking amq-protocol-uri v5.0.0
[INFO] [stderr]    Compiling pest_generator v2.1.2
[INFO] [stderr]     Checking tcp-stream v0.10.1
[INFO] [stderr]     Checking amq-protocol-tcp v5.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking amq-protocol-types v5.0.0
[INFO] [stderr]    Compiling handlebars v3.0.1
[INFO] [stderr]    Compiling amq-protocol-codegen v5.0.0
[INFO] [stderr]    Compiling amq-protocol v5.0.0
[INFO] [stderr]    Compiling lapin v0.33.0
[INFO] [stderr]  Documenting lapin-futures v0.33.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.92s
[INFO] running `Command { std: "docker" "inspect" "5041144edfc87c1ff8deb83a334446cb7cc9fab7a46ab4719cebea0700e2f53c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5041144edfc87c1ff8deb83a334446cb7cc9fab7a46ab4719cebea0700e2f53c", kill_on_drop: false }`
[INFO] [stdout] 5041144edfc87c1ff8deb83a334446cb7cc9fab7a46ab4719cebea0700e2f53c