[INFO] fetching crate common_substrings 1.0.0...
[INFO] documenting common_substrings-1.0.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate common_substrings 1.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate common_substrings 1.0.0 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 common_substrings 1.0.0
[INFO] finished tweaking crates.io crate common_substrings 1.0.0
[INFO] tweaked toml for crates.io crate common_substrings 1.0.0 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c40f13dd9e089117ceca317c5f715e5a2967dc3a5356821b531ba339095c8eba
[INFO] running `Command { std: "docker" "start" "-a" "c40f13dd9e089117ceca317c5f715e5a2967dc3a5356821b531ba339095c8eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c40f13dd9e089117ceca317c5f715e5a2967dc3a5356821b531ba339095c8eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c40f13dd9e089117ceca317c5f715e5a2967dc3a5356821b531ba339095c8eba", kill_on_drop: false }`
[INFO] [stdout] c40f13dd9e089117ceca317c5f715e5a2967dc3a5356821b531ba339095c8eba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] b049c23589b4c57fdac034cede4127fdcfb870cb25e7561f9015e1fdb55869ac
[INFO] running `Command { std: "docker" "start" "-a" "b049c23589b4c57fdac034cede4127fdcfb870cb25e7561f9015e1fdb55869ac", kill_on_drop: false }`
[INFO] [stderr]  Documenting common_substrings v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "b049c23589b4c57fdac034cede4127fdcfb870cb25e7561f9015e1fdb55869ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b049c23589b4c57fdac034cede4127fdcfb870cb25e7561f9015e1fdb55869ac", kill_on_drop: false }`
[INFO] [stdout] b049c23589b4c57fdac034cede4127fdcfb870cb25e7561f9015e1fdb55869ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 51421e74d9a7023a8e1127ad571fb6879cbdd16e44299938b8831d3cc5652672
[INFO] running `Command { std: "docker" "start" "-a" "51421e74d9a7023a8e1127ad571fb6879cbdd16e44299938b8831d3cc5652672", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting common_substrings v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "51421e74d9a7023a8e1127ad571fb6879cbdd16e44299938b8831d3cc5652672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51421e74d9a7023a8e1127ad571fb6879cbdd16e44299938b8831d3cc5652672", kill_on_drop: false }`
[INFO] [stdout] 51421e74d9a7023a8e1127ad571fb6879cbdd16e44299938b8831d3cc5652672