[INFO] fetching crate readpassphrase 0.2.0...
[INFO] documenting readpassphrase-0.2.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate readpassphrase 0.2.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate readpassphrase 0.2.0 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 readpassphrase 0.2.0
[INFO] finished tweaking crates.io crate readpassphrase 0.2.0
[INFO] tweaked toml for crates.io crate readpassphrase 0.2.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate readpassphrase 0.2.0 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded readpassphrase-sys v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 811fca1126e400fcf059f99f7a3afe1fd9d9eba2c83705165bedf470c1b50fe4
[INFO] running `Command { std: "docker" "start" "-a" "811fca1126e400fcf059f99f7a3afe1fd9d9eba2c83705165bedf470c1b50fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "811fca1126e400fcf059f99f7a3afe1fd9d9eba2c83705165bedf470c1b50fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "811fca1126e400fcf059f99f7a3afe1fd9d9eba2c83705165bedf470c1b50fe4", kill_on_drop: false }`
[INFO] [stdout] 811fca1126e400fcf059f99f7a3afe1fd9d9eba2c83705165bedf470c1b50fe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] a7e6bd830e97c6e42d4d422799624375d85ff7b5893459c07243f3354154e5cf
[INFO] running `Command { std: "docker" "start" "-a" "a7e6bd830e97c6e42d4d422799624375d85ff7b5893459c07243f3354154e5cf", 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]    Compiling libc v0.2.98
[INFO] [stderr]     Checking readpassphrase-sys v0.1.0
[INFO] [stderr]  Documenting readpassphrase v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `Command { std: "docker" "inspect" "a7e6bd830e97c6e42d4d422799624375d85ff7b5893459c07243f3354154e5cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e6bd830e97c6e42d4d422799624375d85ff7b5893459c07243f3354154e5cf", kill_on_drop: false }`
[INFO] [stdout] a7e6bd830e97c6e42d4d422799624375d85ff7b5893459c07243f3354154e5cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 40654c10cbe806f66a2c0cce720799162648fdd06b342dc7f16bc7de7a8a176e
[INFO] running `Command { std: "docker" "start" "-a" "40654c10cbe806f66a2c0cce720799162648fdd06b342dc7f16bc7de7a8a176e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking readpassphrase-sys v0.1.0
[INFO] [stderr]  Documenting readpassphrase v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "40654c10cbe806f66a2c0cce720799162648fdd06b342dc7f16bc7de7a8a176e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40654c10cbe806f66a2c0cce720799162648fdd06b342dc7f16bc7de7a8a176e", kill_on_drop: false }`
[INFO] [stdout] 40654c10cbe806f66a2c0cce720799162648fdd06b342dc7f16bc7de7a8a176e