[INFO] cloning repository https://github.com/mellemahp/deltav
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mellemahp/deltav" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmellemahp%2Fdeltav", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmellemahp%2Fdeltav'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9dce7013ed4d7eaca8f45ba4a8b043535a29bd3
[INFO] documenting mellemahp/deltav against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmellemahp%2Fdeltav" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/mellemahp/deltav on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mellemahp/deltav
[INFO] finished tweaking git repo https://github.com/mellemahp/deltav
[INFO] tweaked toml for git repo https://github.com/mellemahp/deltav written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mellemahp/deltav already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2cca5b05cf87ad72cf452ed10ed194c4b27dc45ea396611c2dde58f36b9fe9cf
[INFO] running `Command { std: "docker" "start" "-a" "2cca5b05cf87ad72cf452ed10ed194c4b27dc45ea396611c2dde58f36b9fe9cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cca5b05cf87ad72cf452ed10ed194c4b27dc45ea396611c2dde58f36b9fe9cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cca5b05cf87ad72cf452ed10ed194c4b27dc45ea396611c2dde58f36b9fe9cf", kill_on_drop: false }`
[INFO] [stdout] 2cca5b05cf87ad72cf452ed10ed194c4b27dc45ea396611c2dde58f36b9fe9cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d775e93305d89ffe2158cb732f9daafc006dd633955f802cf2c928fc9f9b2236
[INFO] running `Command { std: "docker" "start" "-a" "d775e93305d89ffe2158cb732f9daafc006dd633955f802cf2c928fc9f9b2236", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking serde v1.0.36
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking clap v2.31.1
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]    Compiling serde_derive_internals v0.22.2
[INFO] [stderr]    Compiling structopt-derive v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.36
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking structopt v0.2.5
[INFO] [stderr]  Documenting deltav v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.92s
[INFO] running `Command { std: "docker" "inspect" "d775e93305d89ffe2158cb732f9daafc006dd633955f802cf2c928fc9f9b2236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d775e93305d89ffe2158cb732f9daafc006dd633955f802cf2c928fc9f9b2236", kill_on_drop: false }`
[INFO] [stdout] d775e93305d89ffe2158cb732f9daafc006dd633955f802cf2c928fc9f9b2236
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 780bc0b2b8b0e8b9f5f38769d9e61d36300972c0a86aa0dbe1acafab7bfcd099
[INFO] running `Command { std: "docker" "start" "-a" "780bc0b2b8b0e8b9f5f38769d9e61d36300972c0a86aa0dbe1acafab7bfcd099", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking serde v1.0.36
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking clap v2.31.1
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]    Compiling serde_derive_internals v0.22.2
[INFO] [stderr]    Compiling structopt-derive v0.2.5
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.36
[INFO] [stderr]     Checking structopt v0.2.5
[INFO] [stderr]  Documenting deltav v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.52s
[INFO] running `Command { std: "docker" "inspect" "780bc0b2b8b0e8b9f5f38769d9e61d36300972c0a86aa0dbe1acafab7bfcd099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "780bc0b2b8b0e8b9f5f38769d9e61d36300972c0a86aa0dbe1acafab7bfcd099", kill_on_drop: false }`
[INFO] [stdout] 780bc0b2b8b0e8b9f5f38769d9e61d36300972c0a86aa0dbe1acafab7bfcd099