[INFO] fetching crate stm32_i2s_v12x 0.2.0...
[INFO] documenting stm32_i2s_v12x-0.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate stm32_i2s_v12x 0.2.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate stm32_i2s_v12x 0.2.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stm32_i2s_v12x 0.2.0
[INFO] finished tweaking crates.io crate stm32_i2s_v12x 0.2.0
[INFO] tweaked toml for crates.io crate stm32_i2s_v12x 0.2.0 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate crates.io crate stm32_i2s_v12x 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcd3a2c1a4a923992a9c2a7c5c249eab702a2a016184cce37a306f78d70e6b31
[INFO] running `Command { std: "docker" "start" "-a" "fcd3a2c1a4a923992a9c2a7c5c249eab702a2a016184cce37a306f78d70e6b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcd3a2c1a4a923992a9c2a7c5c249eab702a2a016184cce37a306f78d70e6b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcd3a2c1a4a923992a9c2a7c5c249eab702a2a016184cce37a306f78d70e6b31", kill_on_drop: false }`
[INFO] [stdout] fcd3a2c1a4a923992a9c2a7c5c249eab702a2a016184cce37a306f78d70e6b31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5999616d385cc75fa033801f2e31ab4c178d2d7e474e819f16627908c711a4db
[INFO] running `Command { std: "docker" "start" "-a" "5999616d385cc75fa033801f2e31ab4c178d2d7e474e819f16627908c711a4db", kill_on_drop: false }`
[INFO] [stderr]    Compiling stm32_i2s_v12x v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]  Documenting stm32_i2s_v12x v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "5999616d385cc75fa033801f2e31ab4c178d2d7e474e819f16627908c711a4db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5999616d385cc75fa033801f2e31ab4c178d2d7e474e819f16627908c711a4db", kill_on_drop: false }`
[INFO] [stdout] 5999616d385cc75fa033801f2e31ab4c178d2d7e474e819f16627908c711a4db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 0992b85ca05166a4369cb077b451fb8cce03857bd128d215e4167188239ad320
[INFO] running `Command { std: "docker" "start" "-a" "0992b85ca05166a4369cb077b451fb8cce03857bd128d215e4167188239ad320", kill_on_drop: false }`
[INFO] [stderr]    Compiling stm32_i2s_v12x v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]  Documenting stm32_i2s_v12x v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "0992b85ca05166a4369cb077b451fb8cce03857bd128d215e4167188239ad320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0992b85ca05166a4369cb077b451fb8cce03857bd128d215e4167188239ad320", kill_on_drop: false }`
[INFO] [stdout] 0992b85ca05166a4369cb077b451fb8cce03857bd128d215e4167188239ad320