[INFO] fetching crate cubing 0.2.2...
[INFO] documenting cubing-0.2.2 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate cubing 0.2.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate cubing 0.2.2 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cubing 0.2.2
[INFO] removed 1 missing examples
[INFO] finished tweaking crates.io crate cubing 0.2.2
[INFO] tweaked toml for crates.io crate cubing 0.2.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate cubing 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_lex v0.3.3
[INFO] [stderr]   Downloaded clap_derive v4.1.9
[INFO] [stderr]   Downloaded proc-macro2 v1.0.53
[INFO] [stderr]   Downloaded rustix v0.36.11
[INFO] [stderr]   Downloaded bitflags v2.0.2
[INFO] [stderr]   Downloaded clap v4.1.11
[INFO] [stderr]   Downloaded syn v2.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75be02ea9ac7aeb9527bee8b4af7162ef8d0c918abe7da17f9ab36fb72125abc
[INFO] running `Command { std: "docker" "start" "-a" "75be02ea9ac7aeb9527bee8b4af7162ef8d0c918abe7da17f9ab36fb72125abc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75be02ea9ac7aeb9527bee8b4af7162ef8d0c918abe7da17f9ab36fb72125abc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75be02ea9ac7aeb9527bee8b4af7162ef8d0c918abe7da17f9ab36fb72125abc", kill_on_drop: false }`
[INFO] [stdout] 75be02ea9ac7aeb9527bee8b4af7162ef8d0c918abe7da17f9ab36fb72125abc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67b20113e612464a7124127d4c56159654e37117f62b76c7d40f3b85bc5fbec1
[INFO] running `Command { std: "docker" "start" "-a" "67b20113e612464a7124127d4c56159654e37117f62b76c7d40f3b85bc5fbec1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.53
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.5
[INFO] [stderr]  Documenting cubing v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.59s
[INFO] running `Command { std: "docker" "inspect" "67b20113e612464a7124127d4c56159654e37117f62b76c7d40f3b85bc5fbec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b20113e612464a7124127d4c56159654e37117f62b76c7d40f3b85bc5fbec1", kill_on_drop: false }`
[INFO] [stdout] 67b20113e612464a7124127d4c56159654e37117f62b76c7d40f3b85bc5fbec1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52d960e6175caa6a1aadc11dd0a054f4167990e17d8abe061b06503638c63474
[INFO] running `Command { std: "docker" "start" "-a" "52d960e6175caa6a1aadc11dd0a054f4167990e17d8abe061b06503638c63474", kill_on_drop: false }`
[INFO] [stderr]  Documenting cubing v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "52d960e6175caa6a1aadc11dd0a054f4167990e17d8abe061b06503638c63474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d960e6175caa6a1aadc11dd0a054f4167990e17d8abe061b06503638c63474", kill_on_drop: false }`
[INFO] [stdout] 52d960e6175caa6a1aadc11dd0a054f4167990e17d8abe061b06503638c63474
