[INFO] fetching crate webthing 0.12.4...
[INFO] documenting webthing-0.12.4 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate webthing 0.12.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate webthing 0.12.4 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 webthing 0.12.4
[INFO] finished tweaking crates.io crate webthing 0.12.4
[INFO] tweaked toml for crates.io crate webthing 0.12.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate webthing 0.12.4 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 libmdns v0.4.1
[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] 15328a63e3042ac094ca37deb80b342a2ea3f1e6b341eafbe8aca335976d2855
[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" "15328a63e3042ac094ca37deb80b342a2ea3f1e6b341eafbe8aca335976d2855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15328a63e3042ac094ca37deb80b342a2ea3f1e6b341eafbe8aca335976d2855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15328a63e3042ac094ca37deb80b342a2ea3f1e6b341eafbe8aca335976d2855", kill_on_drop: false }`
[INFO] [stdout] 15328a63e3042ac094ca37deb80b342a2ea3f1e6b341eafbe8aca335976d2855
[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] 7a884ed1d220d25b00a9a81664f6999630f34e3895a8e7bc1e37e4c2bd8c2071
[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" "7a884ed1d220d25b00a9a81664f6999630f34e3895a8e7bc1e37e4c2bd8c2071", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling actix-web v0.7.19
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking multimap v0.8.1
[INFO] [stderr]     Checking serde_json v1.0.55
[INFO] [stderr]     Checking cookie v0.11.3
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking jsonway v2.0.0
[INFO] [stderr]     Checking valico v3.4.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling v_escape_derive v0.5.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking trust-dns-proto v0.6.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking v_escape v0.7.4
[INFO] [stderr]     Checking v_htmlescape v0.4.5
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking actix-net v0.2.6
[INFO] [stderr]     Checking libmdns v0.4.1
[INFO] [stderr]  Documenting webthing v0.12.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.19s
[INFO] running `Command { std: "docker" "inspect" "7a884ed1d220d25b00a9a81664f6999630f34e3895a8e7bc1e37e4c2bd8c2071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a884ed1d220d25b00a9a81664f6999630f34e3895a8e7bc1e37e4c2bd8c2071", kill_on_drop: false }`
[INFO] [stdout] 7a884ed1d220d25b00a9a81664f6999630f34e3895a8e7bc1e37e4c2bd8c2071