[INFO] fetching crate app_route 0.3.0...
[INFO] documenting app_route-0.3.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate app_route 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate app_route 0.3.0 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 app_route 0.3.0
[INFO] finished tweaking crates.io crate app_route 0.3.0
[INFO] tweaked toml for crates.io crate app_route 0.3.0 written to /workspace/builds/worker-0/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 app_route_derive v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 51eba9b0d91e765b12fb0f63718ee8e7fd019138ca6dbe4de9a851fa4287334f
[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" "51eba9b0d91e765b12fb0f63718ee8e7fd019138ca6dbe4de9a851fa4287334f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51eba9b0d91e765b12fb0f63718ee8e7fd019138ca6dbe4de9a851fa4287334f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51eba9b0d91e765b12fb0f63718ee8e7fd019138ca6dbe4de9a851fa4287334f", kill_on_drop: false }`
[INFO] [stdout] 51eba9b0d91e765b12fb0f63718ee8e7fd019138ca6dbe4de9a851fa4287334f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] e19d93121e9d8a36c9ce145f00a29921b0f56ef0d62dcd33c38608faaa03f9eb
[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" "e19d93121e9d8a36c9ce145f00a29921b0f56ef0d62dcd33c38608faaa03f9eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]     Checking data-encoding v2.3.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]     Checking serde_qs v0.4.6
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling app_route_derive v0.3.0
[INFO] [stderr]  Documenting app_route v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.49s
[INFO] running `Command { std: "docker" "inspect" "e19d93121e9d8a36c9ce145f00a29921b0f56ef0d62dcd33c38608faaa03f9eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e19d93121e9d8a36c9ce145f00a29921b0f56ef0d62dcd33c38608faaa03f9eb", kill_on_drop: false }`
[INFO] [stdout] e19d93121e9d8a36c9ce145f00a29921b0f56ef0d62dcd33c38608faaa03f9eb