[INFO] fetching crate humblegen-rt 0.3.2...
[INFO] documenting humblegen-rt-0.3.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate humblegen-rt 0.3.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate humblegen-rt 0.3.2 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 humblegen-rt 0.3.2
[INFO] finished tweaking crates.io crate humblegen-rt 0.3.2
[INFO] tweaked toml for crates.io crate humblegen-rt 0.3.2 written to /workspace/builds/worker-9/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 async-trait-with-sync v0.1.36
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ad50d6377216a7eb66a7cc1ac7a1d56f86247e849aec8aa180e5ff84cbbf7087
[INFO] running `Command { std: "docker" "start" "-a" "ad50d6377216a7eb66a7cc1ac7a1d56f86247e849aec8aa180e5ff84cbbf7087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad50d6377216a7eb66a7cc1ac7a1d56f86247e849aec8aa180e5ff84cbbf7087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad50d6377216a7eb66a7cc1ac7a1d56f86247e849aec8aa180e5ff84cbbf7087", kill_on_drop: false }`
[INFO] [stdout] ad50d6377216a7eb66a7cc1ac7a1d56f86247e849aec8aa180e5ff84cbbf7087
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43f0dc36e2806ca0150ffabc48d6a7b7f71af240b3e7ad3f458e22904f7027bb
[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" "43f0dc36e2806ca0150ffabc48d6a7b7f71af240b3e7ad3f458e22904f7027bb", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling async-trait-with-sync v0.1.36
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[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 hyper v0.13.7
[INFO] [stderr]  Documenting humblegen-rt v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.01s
[INFO] running `Command { std: "docker" "inspect" "43f0dc36e2806ca0150ffabc48d6a7b7f71af240b3e7ad3f458e22904f7027bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f0dc36e2806ca0150ffabc48d6a7b7f71af240b3e7ad3f458e22904f7027bb", kill_on_drop: false }`
[INFO] [stdout] 43f0dc36e2806ca0150ffabc48d6a7b7f71af240b3e7ad3f458e22904f7027bb