[INFO] fetching crate bip_select 0.1.0...
[INFO] documenting bip_select-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate bip_select 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate bip_select 0.1.0 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 bip_select 0.1.0
[INFO] finished tweaking crates.io crate bip_select 0.1.0
[INFO] tweaked toml for crates.io crate bip_select 0.1.0 written to /workspace/builds/worker-0/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]  Downloading crates ...
[INFO] [stderr]   Downloaded bip_handshake v0.5.4
[INFO] [stderr]   Downloaded bip_metainfo v0.11.0
[INFO] [stderr]   Downloaded bip_peer v0.5.0
[INFO] [stderr]   Downloaded bip_utracker v0.3.2
[INFO] [stderr]   Downloaded bip_bencode v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 13f8e947e8353a24a02c5bf9ea278534dc8980f007d048a22cc3fc861fb68d2e
[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" "13f8e947e8353a24a02c5bf9ea278534dc8980f007d048a22cc3fc861fb68d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13f8e947e8353a24a02c5bf9ea278534dc8980f007d048a22cc3fc861fb68d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13f8e947e8353a24a02c5bf9ea278534dc8980f007d048a22cc3fc861fb68d2e", kill_on_drop: false }`
[INFO] [stdout] 13f8e947e8353a24a02c5bf9ea278534dc8980f007d048a22cc3fc861fb68d2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 0fc2311108371798af9808caa70fa9127e8443b9444606ab4040f7097c6ddaa9
[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" "0fc2311108371798af9808caa70fa9127e8443b9444606ab4040f7097c6ddaa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]     Checking walkdir v0.1.8
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking error-chain v0.9.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking error-chain v0.7.2
[INFO] [stderr]     Checking bip_bencode v0.3.1
[INFO] [stderr]     Checking bip_bencode v0.4.4
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking umio v0.3.0
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking bip_util v0.5.0
[INFO] [stderr]     Checking bip_handshake v0.5.4
[INFO] [stderr]     Checking bip_handshake v0.7.1
[INFO] [stderr]     Checking bip_metainfo v0.11.0
[INFO] [stderr]     Checking bip_peer v0.5.0
[INFO] [stderr]     Checking bip_utracker v0.3.2
[INFO] [stderr]  Documenting bip_select v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.63s
[INFO] running `Command { std: "docker" "inspect" "0fc2311108371798af9808caa70fa9127e8443b9444606ab4040f7097c6ddaa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc2311108371798af9808caa70fa9127e8443b9444606ab4040f7097c6ddaa9", kill_on_drop: false }`
[INFO] [stdout] 0fc2311108371798af9808caa70fa9127e8443b9444606ab4040f7097c6ddaa9