[INFO] fetching crate echoes 0.1.0...
[INFO] documenting echoes-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate echoes 0.1.0 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate echoes 0.1.0 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 echoes 0.1.0
[INFO] finished tweaking crates.io crate echoes 0.1.0
[INFO] tweaked toml for crates.io crate echoes 0.1.0 written to /workspace/builds/worker-90/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 775c6128b3c28a03c59c1d2fe0a97176d89b0ce90a8c6c166d61fe66a58d0d80
[INFO] running `Command { std: "docker" "start" "-a" "775c6128b3c28a03c59c1d2fe0a97176d89b0ce90a8c6c166d61fe66a58d0d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "775c6128b3c28a03c59c1d2fe0a97176d89b0ce90a8c6c166d61fe66a58d0d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "775c6128b3c28a03c59c1d2fe0a97176d89b0ce90a8c6c166d61fe66a58d0d80", kill_on_drop: false }`
[INFO] [stdout] 775c6128b3c28a03c59c1d2fe0a97176d89b0ce90a8c6c166d61fe66a58d0d80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 25653fcf58db848ec386247ed2892f8056624492fe8130c92fc2ba2605889242
[INFO] running `Command { std: "docker" "start" "-a" "25653fcf58db848ec386247ed2892f8056624492fe8130c92fc2ba2605889242", kill_on_drop: false }`
[INFO] [stderr]  Documenting echoes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "25653fcf58db848ec386247ed2892f8056624492fe8130c92fc2ba2605889242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25653fcf58db848ec386247ed2892f8056624492fe8130c92fc2ba2605889242", kill_on_drop: false }`
[INFO] [stdout] 25653fcf58db848ec386247ed2892f8056624492fe8130c92fc2ba2605889242
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] cacea5cfcac12eb2116f9e42c864040ae92b49588c8a52df6abc7854be68650f
[INFO] running `Command { std: "docker" "start" "-a" "cacea5cfcac12eb2116f9e42c864040ae92b49588c8a52df6abc7854be68650f", kill_on_drop: false }`
[INFO] [stderr]  Documenting echoes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "cacea5cfcac12eb2116f9e42c864040ae92b49588c8a52df6abc7854be68650f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cacea5cfcac12eb2116f9e42c864040ae92b49588c8a52df6abc7854be68650f", kill_on_drop: false }`
[INFO] [stdout] cacea5cfcac12eb2116f9e42c864040ae92b49588c8a52df6abc7854be68650f