[INFO] fetching crate stm32l4 0.11.0...
[INFO] documenting stm32l4-0.11.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate stm32l4 0.11.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate stm32l4 0.11.0 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 stm32l4 0.11.0
[INFO] finished tweaking crates.io crate stm32l4 0.11.0
[INFO] tweaked toml for crates.io crate stm32l4 0.11.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] 0a0f6800372f63d224e68a95b2814ecbcfd4d7f6b3e5040996fe8c6fc6a92396
[INFO] running `Command { std: "docker" "start" "-a" "0a0f6800372f63d224e68a95b2814ecbcfd4d7f6b3e5040996fe8c6fc6a92396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a0f6800372f63d224e68a95b2814ecbcfd4d7f6b3e5040996fe8c6fc6a92396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a0f6800372f63d224e68a95b2814ecbcfd4d7f6b3e5040996fe8c6fc6a92396", kill_on_drop: false }`
[INFO] [stdout] 0a0f6800372f63d224e68a95b2814ecbcfd4d7f6b3e5040996fe8c6fc6a92396
[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] 95c03040e489feee290a7a01b7cb9f14f98169df42a674246c8a9912f3f443af
[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" "95c03040e489feee290a7a01b7cb9f14f98169df42a674246c8a9912f3f443af", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.6.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling stm32l4 v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]  Documenting stm32l4 v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `Command { std: "docker" "inspect" "95c03040e489feee290a7a01b7cb9f14f98169df42a674246c8a9912f3f443af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95c03040e489feee290a7a01b7cb9f14f98169df42a674246c8a9912f3f443af", kill_on_drop: false }`
[INFO] [stdout] 95c03040e489feee290a7a01b7cb9f14f98169df42a674246c8a9912f3f443af