[INFO] fetching crate si7021 0.2.0...
[INFO] documenting si7021-0.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate si7021 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate si7021 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 si7021 0.2.0
[INFO] finished tweaking crates.io crate si7021 0.2.0
[INFO] tweaked toml for crates.io crate si7021 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-2022-05-20" "fetch" "--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" "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] 77720e93e7af41cdc505362d4b7ef043c3cdb28b203f736eaa958964bf698425
[INFO] running `Command { std: "docker" "start" "-a" "77720e93e7af41cdc505362d4b7ef043c3cdb28b203f736eaa958964bf698425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77720e93e7af41cdc505362d4b7ef043c3cdb28b203f736eaa958964bf698425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77720e93e7af41cdc505362d4b7ef043c3cdb28b203f736eaa958964bf698425", kill_on_drop: false }`
[INFO] [stdout] 77720e93e7af41cdc505362d4b7ef043c3cdb28b203f736eaa958964bf698425
[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" "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] a70bf092aacf2154732a3ab7d78888022ecc432af9cf619d1a5b6b157450d44c
[INFO] running `Command { std: "docker" "start" "-a" "a70bf092aacf2154732a3ab7d78888022ecc432af9cf619d1a5b6b157450d44c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking i2csensors v0.1.3
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]  Documenting si7021 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.76s
[INFO] running `Command { std: "docker" "inspect" "a70bf092aacf2154732a3ab7d78888022ecc432af9cf619d1a5b6b157450d44c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a70bf092aacf2154732a3ab7d78888022ecc432af9cf619d1a5b6b157450d44c", kill_on_drop: false }`
[INFO] [stdout] a70bf092aacf2154732a3ab7d78888022ecc432af9cf619d1a5b6b157450d44c
[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" "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] 69735273f4b7207ae6516f29e14e4b2a3e1680de5e79ec032c554b20916ebf32
[INFO] running `Command { std: "docker" "start" "-a" "69735273f4b7207ae6516f29e14e4b2a3e1680de5e79ec032c554b20916ebf32", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking i2csensors v0.1.3
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]  Documenting si7021 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.93s
[INFO] running `Command { std: "docker" "inspect" "69735273f4b7207ae6516f29e14e4b2a3e1680de5e79ec032c554b20916ebf32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69735273f4b7207ae6516f29e14e4b2a3e1680de5e79ec032c554b20916ebf32", kill_on_drop: false }`
[INFO] [stdout] 69735273f4b7207ae6516f29e14e4b2a3e1680de5e79ec032c554b20916ebf32