[INFO] fetching crate flatzinc 0.3.19...
[INFO] documenting flatzinc-0.3.19 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate flatzinc 0.3.19 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate flatzinc 0.3.19 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 flatzinc 0.3.19
[INFO] finished tweaking crates.io crate flatzinc 0.3.19
[INFO] tweaked toml for crates.io crate flatzinc 0.3.19 written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] crate crates.io crate flatzinc 0.3.19 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 1bd6229cfa626847877c31a04f00a86f8d31bd7a1a7b052196c4a77fcc68e147
[INFO] running `Command { std: "docker" "start" "-a" "1bd6229cfa626847877c31a04f00a86f8d31bd7a1a7b052196c4a77fcc68e147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bd6229cfa626847877c31a04f00a86f8d31bd7a1a7b052196c4a77fcc68e147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd6229cfa626847877c31a04f00a86f8d31bd7a1a7b052196c4a77fcc68e147", kill_on_drop: false }`
[INFO] [stdout] 1bd6229cfa626847877c31a04f00a86f8d31bd7a1a7b052196c4a77fcc68e147
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 153c73bdd20ed9baaa070664668c4aaa0f1c6ab11d2efb7c60db11c29ced3949
[INFO] running `Command { std: "docker" "start" "-a" "153c73bdd20ed9baaa070664668c4aaa0f1c6ab11d2efb7c60db11c29ced3949", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]  Documenting flatzinc v0.3.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.36s
[INFO] running `Command { std: "docker" "inspect" "153c73bdd20ed9baaa070664668c4aaa0f1c6ab11d2efb7c60db11c29ced3949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "153c73bdd20ed9baaa070664668c4aaa0f1c6ab11d2efb7c60db11c29ced3949", kill_on_drop: false }`
[INFO] [stdout] 153c73bdd20ed9baaa070664668c4aaa0f1c6ab11d2efb7c60db11c29ced3949
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] e964db8d294d16cfe13324eb08313a550924a6e2d94979210ffd2865ed19b47a
[INFO] running `Command { std: "docker" "start" "-a" "e964db8d294d16cfe13324eb08313a550924a6e2d94979210ffd2865ed19b47a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]  Documenting flatzinc v0.3.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.53s
[INFO] running `Command { std: "docker" "inspect" "e964db8d294d16cfe13324eb08313a550924a6e2d94979210ffd2865ed19b47a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e964db8d294d16cfe13324eb08313a550924a6e2d94979210ffd2865ed19b47a", kill_on_drop: false }`
[INFO] [stdout] e964db8d294d16cfe13324eb08313a550924a6e2d94979210ffd2865ed19b47a