[INFO] fetching crate snowchains_core 0.5.0...
[INFO] documenting snowchains_core-0.5.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate snowchains_core 0.5.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate snowchains_core 0.5.0 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 snowchains_core 0.5.0
[INFO] finished tweaking crates.io crate snowchains_core 0.5.0
[INFO] tweaked toml for crates.io crate snowchains_core 0.5.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate snowchains_core 0.5.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 90c8de54fcc68f08a89b0b4ecba93c7922f7d86746ac4a68ab22b6841a94df87
[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" "90c8de54fcc68f08a89b0b4ecba93c7922f7d86746ac4a68ab22b6841a94df87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90c8de54fcc68f08a89b0b4ecba93c7922f7d86746ac4a68ab22b6841a94df87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c8de54fcc68f08a89b0b4ecba93c7922f7d86746ac4a68ab22b6841a94df87", kill_on_drop: false }`
[INFO] [stdout] 90c8de54fcc68f08a89b0b4ecba93c7922f7d86746ac4a68ab22b6841a94df87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] ab8a5a7aec1ced3f2fcd17b4d7ce51c5fa2077433b109342a70cb016d6ec4b6d
[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" "ab8a5a7aec1ced3f2fcd17b4d7ce51c5fa2077433b109342a70cb016d6ec4b6d", kill_on_drop: false }`
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling strum_macros v0.19.2
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling easy-ext v0.2.3
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking strum v0.19.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking humantime-serde v1.0.0
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking cookie_store v0.12.0
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]     Checking tokio-rustls v0.14.0
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking scraper v0.12.0
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.7
[INFO] [stderr]  Documenting snowchains_core v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "ab8a5a7aec1ced3f2fcd17b4d7ce51c5fa2077433b109342a70cb016d6ec4b6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab8a5a7aec1ced3f2fcd17b4d7ce51c5fa2077433b109342a70cb016d6ec4b6d", kill_on_drop: false }`
[INFO] [stdout] ab8a5a7aec1ced3f2fcd17b4d7ce51c5fa2077433b109342a70cb016d6ec4b6d