[INFO] fetching crate json_schema_draft_04 0.1.0...
[INFO] documenting json_schema_draft_04-0.1.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate json_schema_draft_04 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate json_schema_draft_04 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json_schema_draft_04 0.1.0
[INFO] finished tweaking crates.io crate json_schema_draft_04 0.1.0
[INFO] tweaked toml for crates.io crate json_schema_draft_04 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ccb6bdb4267a0cd3daf3cdd3c691737342ab4240ab8428d7b5cee2ce884bf93
[INFO] running `Command { std: "docker" "start" "-a" "2ccb6bdb4267a0cd3daf3cdd3c691737342ab4240ab8428d7b5cee2ce884bf93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ccb6bdb4267a0cd3daf3cdd3c691737342ab4240ab8428d7b5cee2ce884bf93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ccb6bdb4267a0cd3daf3cdd3c691737342ab4240ab8428d7b5cee2ce884bf93", kill_on_drop: false }`
[INFO] [stdout] 2ccb6bdb4267a0cd3daf3cdd3c691737342ab4240ab8428d7b5cee2ce884bf93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3a6537d2272a0eff10d676542a0bc99553736e78aebe055b220bdc6c9278ba5
[INFO] running `Command { std: "docker" "start" "-a" "d3a6537d2272a0eff10d676542a0bc99553736e78aebe055b220bdc6c9278ba5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]  Documenting json_schema_draft_04 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `Command { std: "docker" "inspect" "d3a6537d2272a0eff10d676542a0bc99553736e78aebe055b220bdc6c9278ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3a6537d2272a0eff10d676542a0bc99553736e78aebe055b220bdc6c9278ba5", kill_on_drop: false }`
[INFO] [stdout] d3a6537d2272a0eff10d676542a0bc99553736e78aebe055b220bdc6c9278ba5
