[INFO] cloning repository https://github.com/OCamlPro/verification_for_dummies
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OCamlPro/verification_for_dummies" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOCamlPro%2Fverification_for_dummies", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOCamlPro%2Fverification_for_dummies'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c17f56cba61c959371a63ea694feb3c328dfe45f
[INFO] documenting OCamlPro/verification_for_dummies 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%2FOCamlPro%2Fverification_for_dummies" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OCamlPro/verification_for_dummies 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/OCamlPro/verification_for_dummies
[INFO] finished tweaking git repo https://github.com/OCamlPro/verification_for_dummies
[INFO] tweaked toml for git repo https://github.com/OCamlPro/verification_for_dummies written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/OCamlPro/verification_for_dummies 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] aaf4be96dc9739b55976350154f39cc1797c10c68f22a0895bbb7045948af080
[INFO] running `Command { std: "docker" "start" "-a" "aaf4be96dc9739b55976350154f39cc1797c10c68f22a0895bbb7045948af080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaf4be96dc9739b55976350154f39cc1797c10c68f22a0895bbb7045948af080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaf4be96dc9739b55976350154f39cc1797c10c68f22a0895bbb7045948af080", kill_on_drop: false }`
[INFO] [stdout] aaf4be96dc9739b55976350154f39cc1797c10c68f22a0895bbb7045948af080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] dd4c5c26293435a1405599210e9dbf6d03e56d0eff3fbad39bb8bff9e847432f
[INFO] running `Command { std: "docker" "start" "-a" "dd4c5c26293435a1405599210e9dbf6d03e56d0eff3fbad39bb8bff9e847432f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking simple_logger v1.13.0
[INFO] [stderr]     Checking manage_api v0.1.0 (/opt/rustwide/workdir/manage)
[INFO] [stderr]  Documenting manage_api v0.1.0 (/opt/rustwide/workdir/manage)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.71s
[INFO] running `Command { std: "docker" "inspect" "dd4c5c26293435a1405599210e9dbf6d03e56d0eff3fbad39bb8bff9e847432f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd4c5c26293435a1405599210e9dbf6d03e56d0eff3fbad39bb8bff9e847432f", kill_on_drop: false }`
[INFO] [stdout] dd4c5c26293435a1405599210e9dbf6d03e56d0eff3fbad39bb8bff9e847432f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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] [stdout] f2ee61187adf54240c9b84fcfeafb852f4b71e9e27edac98f2adb8517bc359dd
[INFO] running `Command { std: "docker" "start" "-a" "f2ee61187adf54240c9b84fcfeafb852f4b71e9e27edac98f2adb8517bc359dd", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "f2ee61187adf54240c9b84fcfeafb852f4b71e9e27edac98f2adb8517bc359dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ee61187adf54240c9b84fcfeafb852f4b71e9e27edac98f2adb8517bc359dd", kill_on_drop: false }`
[INFO] [stdout] f2ee61187adf54240c9b84fcfeafb852f4b71e9e27edac98f2adb8517bc359dd