[INFO] fetching crate synchronized-writer 1.1.11...
[INFO] documenting synchronized-writer-1.1.11 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate synchronized-writer 1.1.11 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate synchronized-writer 1.1.11 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate synchronized-writer 1.1.11
[INFO] finished tweaking crates.io crate synchronized-writer 1.1.11
[INFO] tweaked toml for crates.io crate synchronized-writer 1.1.11 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33dc76426f573122e35c9a0d4d5d0ca6d96adaf23e87aa67587c8b013f9a7139
[INFO] running `Command { std: "docker" "start" "-a" "33dc76426f573122e35c9a0d4d5d0ca6d96adaf23e87aa67587c8b013f9a7139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33dc76426f573122e35c9a0d4d5d0ca6d96adaf23e87aa67587c8b013f9a7139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33dc76426f573122e35c9a0d4d5d0ca6d96adaf23e87aa67587c8b013f9a7139", kill_on_drop: false }`
[INFO] [stdout] 33dc76426f573122e35c9a0d4d5d0ca6d96adaf23e87aa67587c8b013f9a7139
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fae145195924e63c0b00fbd84f509011db5dbc4231ac359ae9f9b524b7db38fe
[INFO] running `Command { std: "docker" "start" "-a" "fae145195924e63c0b00fbd84f509011db5dbc4231ac359ae9f9b524b7db38fe", kill_on_drop: false }`
[INFO] [stderr]  Documenting synchronized-writer v1.1.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "fae145195924e63c0b00fbd84f509011db5dbc4231ac359ae9f9b524b7db38fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae145195924e63c0b00fbd84f509011db5dbc4231ac359ae9f9b524b7db38fe", kill_on_drop: false }`
[INFO] [stdout] fae145195924e63c0b00fbd84f509011db5dbc4231ac359ae9f9b524b7db38fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] ffc7b6d6c299756de0d8eda62c40722fb97e1b9ae190a763b87825617347cd9a
[INFO] running `Command { std: "docker" "start" "-a" "ffc7b6d6c299756de0d8eda62c40722fb97e1b9ae190a763b87825617347cd9a", kill_on_drop: false }`
[INFO] [stderr]  Documenting synchronized-writer v1.1.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "ffc7b6d6c299756de0d8eda62c40722fb97e1b9ae190a763b87825617347cd9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffc7b6d6c299756de0d8eda62c40722fb97e1b9ae190a763b87825617347cd9a", kill_on_drop: false }`
[INFO] [stdout] ffc7b6d6c299756de0d8eda62c40722fb97e1b9ae190a763b87825617347cd9a