[INFO] fetching crate tbot 0.6.5...
[INFO] documenting tbot-0.6.5 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate tbot 0.6.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate tbot 0.6.5 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 tbot 0.6.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tbot 0.6.5
[INFO] tweaked toml for crates.io crate tbot 0.6.5 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate tbot 0.6.5 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 hyper-proxy v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 955af9c0cf883d1c01fbcfdf79c205385aac4ea53d8cfb8b28b85e0963144629
[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" "955af9c0cf883d1c01fbcfdf79c205385aac4ea53d8cfb8b28b85e0963144629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "955af9c0cf883d1c01fbcfdf79c205385aac4ea53d8cfb8b28b85e0963144629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "955af9c0cf883d1c01fbcfdf79c205385aac4ea53d8cfb8b28b85e0963144629", kill_on_drop: false }`
[INFO] [stdout] 955af9c0cf883d1c01fbcfdf79c205385aac4ea53d8cfb8b28b85e0963144629
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 005c2e603d643cb9931385e09e3e2811d30aa6a2719322cf35296313857a0e03
[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" "005c2e603d643cb9931385e09e3e2811d30aa6a2719322cf35296313857a0e03", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking tracing-core v0.1.11
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking typed-headers v0.2.0
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling pmutil v0.5.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling is-macro v0.1.8
[INFO] [stderr]     Checking tracing v0.1.16
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking hyper-proxy v0.6.0
[INFO] [stderr]  Documenting tbot v0.6.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "005c2e603d643cb9931385e09e3e2811d30aa6a2719322cf35296313857a0e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "005c2e603d643cb9931385e09e3e2811d30aa6a2719322cf35296313857a0e03", kill_on_drop: false }`
[INFO] [stdout] 005c2e603d643cb9931385e09e3e2811d30aa6a2719322cf35296313857a0e03