[INFO] fetching crate yew_form_derive 0.1.5...
[INFO] documenting yew_form_derive-0.1.5 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate yew_form_derive 0.1.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate yew_form_derive 0.1.5 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 yew_form_derive 0.1.5
[INFO] finished tweaking crates.io crate yew_form_derive 0.1.5
[INFO] tweaked toml for crates.io crate yew_form_derive 0.1.5 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]  Downloading crates ...
[INFO] [stderr]   Downloaded yew_form v0.1.7
[INFO] [stderr]   Downloaded if_chain v1.0.0
[INFO] [stderr]   Downloaded validator_derive v0.10.1
[INFO] [stderr]   Downloaded validator v0.10.1
[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] [stdout] 84cd7673e2cf6eaf8348efff1865d5d1806c7f67cbe0f712d9454352de5dbd47
[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" "84cd7673e2cf6eaf8348efff1865d5d1806c7f67cbe0f712d9454352de5dbd47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84cd7673e2cf6eaf8348efff1865d5d1806c7f67cbe0f712d9454352de5dbd47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84cd7673e2cf6eaf8348efff1865d5d1806c7f67cbe0f712d9454352de5dbd47", kill_on_drop: false }`
[INFO] [stdout] 84cd7673e2cf6eaf8348efff1865d5d1806c7f67cbe0f712d9454352de5dbd47
[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] 65827e550d58593835b4969bb69fdaa11cfcf2010c5c1d32206cd003cfcd5c6c
[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" "65827e550d58593835b4969bb69fdaa11cfcf2010c5c1d32206cd003cfcd5c6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling if_chain v1.0.0
[INFO] [stderr]     Checking syn v1.0.39
[INFO] [stderr]     Checking web-sys v0.3.44
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking validator v0.10.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling validator_derive v0.10.1
[INFO] [stderr]     Checking gloo-events v0.1.1
[INFO] [stderr]     Checking gloo-console-timer v0.1.0
[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking gloo-file v0.1.0
[INFO] [stderr]     Checking gloo v0.2.1
[INFO] [stderr]     Checking yew v0.17.3
[INFO] [stderr]     Checking yew_form v0.1.7
[INFO] [stderr]  Documenting yew_form_derive v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.91s
[INFO] running `Command { std: "docker" "inspect" "65827e550d58593835b4969bb69fdaa11cfcf2010c5c1d32206cd003cfcd5c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65827e550d58593835b4969bb69fdaa11cfcf2010c5c1d32206cd003cfcd5c6c", kill_on_drop: false }`
[INFO] [stdout] 65827e550d58593835b4969bb69fdaa11cfcf2010c5c1d32206cd003cfcd5c6c