[INFO] fetching crate network_peers_discovery 0.0.2...
[INFO] documenting network_peers_discovery-0.0.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate network_peers_discovery 0.0.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate network_peers_discovery 0.0.2 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 network_peers_discovery 0.0.2
[INFO] finished tweaking crates.io crate network_peers_discovery 0.0.2
[INFO] tweaked toml for crates.io crate network_peers_discovery 0.0.2 written to /workspace/builds/worker-7/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mongodb v0.9.2
[INFO] [stderr]   Downloaded os_info v1.3.3
[INFO] [stderr]   Downloaded ra_common v0.0.2
[INFO] [stderr]   Downloaded rusted_cypher v1.1.0
[INFO] [stderr]   Downloaded typed-builder v0.3.0
[INFO] [stderr]   Downloaded escargot v0.3.1
[INFO] [stderr]   Downloaded assert_cmd v0.10.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f031c6dd68234ea242c62323bea79ebad81ef56a554ed73e81c03f7b521e9fb
[INFO] running `Command { std: "docker" "start" "-a" "0f031c6dd68234ea242c62323bea79ebad81ef56a554ed73e81c03f7b521e9fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f031c6dd68234ea242c62323bea79ebad81ef56a554ed73e81c03f7b521e9fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f031c6dd68234ea242c62323bea79ebad81ef56a554ed73e81c03f7b521e9fb", kill_on_drop: false }`
[INFO] [stdout] 0f031c6dd68234ea242c62323bea79ebad81ef56a554ed73e81c03f7b521e9fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] a782d7160839136e7c1bc5f8d334e7f3f6467faee30278487be5318f3a5df98c
[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" "a782d7160839136e7c1bc5f8d334e7f3f6467faee30278487be5318f3a5df98c", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling os_info v1.3.3
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking version_check v0.9.2
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking ring v0.16.15
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking semver-parser v0.6.2
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking semver v0.5.1
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking ra_common v0.0.2
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking bson v0.14.1
[INFO] [stderr]     Checking serde_with v1.4.0
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking rusted_cypher v1.1.0
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]    Compiling typed-builder v0.3.0
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking mongodb v0.9.2
[INFO] [stderr]  Documenting network_peers_discovery v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.46s
[INFO] running `Command { std: "docker" "inspect" "a782d7160839136e7c1bc5f8d334e7f3f6467faee30278487be5318f3a5df98c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a782d7160839136e7c1bc5f8d334e7f3f6467faee30278487be5318f3a5df98c", kill_on_drop: false }`
[INFO] [stdout] a782d7160839136e7c1bc5f8d334e7f3f6467faee30278487be5318f3a5df98c