[INFO] fetching crate collatz 0.5.0...
[INFO] documenting collatz-0.5.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate collatz 0.5.0 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate collatz 0.5.0 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 collatz 0.5.0
[INFO] finished tweaking crates.io crate collatz 0.5.0
[INFO] tweaked toml for crates.io crate collatz 0.5.0 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate crates.io crate collatz 0.5.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.76
[INFO] [stderr]   Downloaded drawille v0.3.0
[INFO] [stderr]   Downloaded meval v0.2.0
[INFO] [stderr]   Downloaded num-complex v0.4.0
[INFO] [stderr]   Downloaded num-bigint v0.4.2
[INFO] [stderr]   Downloaded structopt-derive v0.4.16
[INFO] [stderr]   Downloaded structopt v0.3.23
[INFO] [stderr]   Downloaded rgb v0.8.27
[INFO] [stderr]   Downloaded textplots v0.8.0
[INFO] [stderr]   Downloaded nom v1.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] e4f313eb2abd203c109ed4fa3d3fd59b7165d94705ab16be56be88e927a2d420
[INFO] running `Command { std: "docker" "start" "-a" "e4f313eb2abd203c109ed4fa3d3fd59b7165d94705ab16be56be88e927a2d420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4f313eb2abd203c109ed4fa3d3fd59b7165d94705ab16be56be88e927a2d420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f313eb2abd203c109ed4fa3d3fd59b7165d94705ab16be56be88e927a2d420", kill_on_drop: false }`
[INFO] [stdout] e4f313eb2abd203c109ed4fa3d3fd59b7165d94705ab16be56be88e927a2d420
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] aa2800f602e48d4fbc9903601a35db9ae0b6c6c4dd588beb95994a6b6e155fd3
[INFO] running `Command { std: "docker" "start" "-a" "aa2800f602e48d4fbc9903601a35db9ae0b6c6c4dd588beb95994a6b6e155fd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]  Documenting collatz v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.32s
[INFO] running `Command { std: "docker" "inspect" "aa2800f602e48d4fbc9903601a35db9ae0b6c6c4dd588beb95994a6b6e155fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2800f602e48d4fbc9903601a35db9ae0b6c6c4dd588beb95994a6b6e155fd3", kill_on_drop: false }`
[INFO] [stdout] aa2800f602e48d4fbc9903601a35db9ae0b6c6c4dd588beb95994a6b6e155fd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 23d1e76752ae9deb5dbe2d3cad6a8a9b0b8767faf593c855fa825c300e9de869
[INFO] running `Command { std: "docker" "start" "-a" "23d1e76752ae9deb5dbe2d3cad6a8a9b0b8767faf593c855fa825c300e9de869", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]  Documenting collatz v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.42s
[INFO] running `Command { std: "docker" "inspect" "23d1e76752ae9deb5dbe2d3cad6a8a9b0b8767faf593c855fa825c300e9de869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23d1e76752ae9deb5dbe2d3cad6a8a9b0b8767faf593c855fa825c300e9de869", kill_on_drop: false }`
[INFO] [stdout] 23d1e76752ae9deb5dbe2d3cad6a8a9b0b8767faf593c855fa825c300e9de869