[INFO] cloning repository https://github.com/Bleb1k/rust-incubator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bleb1k/rust-incubator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBleb1k%2Frust-incubator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBleb1k%2Frust-incubator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3287d38b4fc90cc26f092dc715adf49f1e862376
[INFO] documenting Bleb1k/rust-incubator against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBleb1k%2Frust-incubator" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bleb1k/rust-incubator on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bleb1k/rust-incubator
[INFO] finished tweaking git repo https://github.com/Bleb1k/rust-incubator
[INFO] tweaked toml for git repo https://github.com/Bleb1k/rust-incubator written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Bleb1k/rust-incubator 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c84b50d444909b7ba55829ef1eab62fbc7fcf1dc5b1094b6d2cb7fdeeabaa788
[INFO] running `Command { std: "docker" "start" "-a" "c84b50d444909b7ba55829ef1eab62fbc7fcf1dc5b1094b6d2cb7fdeeabaa788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c84b50d444909b7ba55829ef1eab62fbc7fcf1dc5b1094b6d2cb7fdeeabaa788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c84b50d444909b7ba55829ef1eab62fbc7fcf1dc5b1094b6d2cb7fdeeabaa788", kill_on_drop: false }`
[INFO] [stdout] c84b50d444909b7ba55829ef1eab62fbc7fcf1dc5b1094b6d2cb7fdeeabaa788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d29cfb25ecb63b63a9033f2cb391afd48cdfd1f4926e5dd1c8ce6d6a05452ea
[INFO] running `Command { std: "docker" "start" "-a" "4d29cfb25ecb63b63a9033f2cb391afd48cdfd1f4926e5dd1c8ce6d6a05452ea", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]  Documenting step_1_5 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_5_convert_cast_deref)
[INFO] [stderr]  Documenting step_2_2 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_2_mem_replace)
[INFO] [stderr]  Documenting step_1_1 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_1_default_clone_copy)
[INFO] [stderr]  Documenting step_1_7 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_7_sized)
[INFO] [stderr]  Documenting step_2_6 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_6_sealing)
[INFO] [stderr]  Documenting step_1_6 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_6_dispatch)
[INFO] [stderr]  Documenting step_3_5 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_5_collections)
[INFO] [stderr]  Documenting step_3_6 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_6_serde)
[INFO] [stderr]  Documenting step_3_7 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_7_rand_crypto)
[INFO] [stderr]  Documenting step_3_8 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_8_log)
[INFO] [stderr]  Documenting step_3_2 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_2_macro)
[INFO] [stderr]  Documenting step_1 v0.1.0 (/opt/rustwide/workdir/1_concepts)
[INFO] [stderr]  Documenting step_4_1 v0.1.0 (/opt/rustwide/workdir/4_backend/4_1_db)
[INFO] [stderr]  Documenting step_2_5 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_5_exhaustivity)
[INFO] [stderr]  Documenting step_2_4 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_4_generic_in_type_out)
[INFO] [stderr]  Documenting step_3_1 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_1_testing)
[INFO] [stderr]  Documenting step_1_9 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_9_phantom)
[INFO] [stderr]  Documenting step_4_2 v0.1.0 (/opt/rustwide/workdir/4_backend/4_2_http)
[INFO] [stderr]  Documenting step_4_3 v0.1.0 (/opt/rustwide/workdir/4_backend/4_3_api)
[INFO] [stderr]  Documenting step_3_3 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_3_date_time)
[INFO] [stderr]  Documenting step_3_4 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_4_regex_parsing)
[INFO] [stderr]  Documenting step_3_9 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_9_cmd_env_conf)
[INFO] [stderr]  Documenting step_1_4 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_4_cow)
[INFO] [stderr]  Documenting step_3_11 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_11_async)
[INFO] [stderr]  Documenting step_2_1 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_1_type_safety)
[INFO] [stderr]  Documenting step_1_8 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_8_thread_safety)
[INFO] [stderr]  Documenting step_2 v0.1.0 (/opt/rustwide/workdir/2_idioms)
[INFO] [stderr]  Documenting step_2_3 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_3_bound_impl)
[INFO] [stderr]  Documenting step_3 v0.1.0 (/opt/rustwide/workdir/3_ecosystem)
[INFO] [stderr]  Documenting step_3_10 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_10_threads)
[INFO] [stderr]  Documenting step_1_3 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_3_rc_cell)
[INFO] [stderr]  Documenting step_4 v0.1.0 (/opt/rustwide/workdir/4_backend)
[INFO] [stderr]  Documenting step_1_2 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_2_box_pin)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_1/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_1_1/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_1_2/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_1_3/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_1_4/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_1_5/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_1_6/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_1_7/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_1_8/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_1_9/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_2/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_2_1/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_2_2/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_2_3/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_2_4/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_2_5/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_2_6/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_3/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_3_1/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_3_10/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_3_11/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_3_2/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_3_3/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_3_4/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_3_5/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_3_6/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_3_7/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_3_8/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_3_9/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_4/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_4_1/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_4_2/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/step_4_3/index.html
[INFO] running `Command { std: "docker" "inspect" "4d29cfb25ecb63b63a9033f2cb391afd48cdfd1f4926e5dd1c8ce6d6a05452ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d29cfb25ecb63b63a9033f2cb391afd48cdfd1f4926e5dd1c8ce6d6a05452ea", kill_on_drop: false }`
[INFO] [stdout] 4d29cfb25ecb63b63a9033f2cb391afd48cdfd1f4926e5dd1c8ce6d6a05452ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "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] f4228fe003336ade27f71fbe7d563034dbf80c6d444a5f595c3c249a0462e629
[INFO] running `Command { std: "docker" "start" "-a" "f4228fe003336ade27f71fbe7d563034dbf80c6d444a5f595c3c249a0462e629", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[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" "f4228fe003336ade27f71fbe7d563034dbf80c6d444a5f595c3c249a0462e629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4228fe003336ade27f71fbe7d563034dbf80c6d444a5f595c3c249a0462e629", kill_on_drop: false }`
[INFO] [stdout] f4228fe003336ade27f71fbe7d563034dbf80c6d444a5f595c3c249a0462e629
[INFO] documenting Bleb1k/rust-incubator against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBleb1k%2Frust-incubator" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bleb1k/rust-incubator on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bleb1k/rust-incubator
[INFO] finished tweaking git repo https://github.com/Bleb1k/rust-incubator
[INFO] tweaked toml for git repo https://github.com/Bleb1k/rust-incubator written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Bleb1k/rust-incubator 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-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 438acc429bf9ae47dbf04aff763fadd6d4cb52349fc1470a8f690708b284a4b3
[INFO] running `Command { std: "docker" "start" "-a" "438acc429bf9ae47dbf04aff763fadd6d4cb52349fc1470a8f690708b284a4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "438acc429bf9ae47dbf04aff763fadd6d4cb52349fc1470a8f690708b284a4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438acc429bf9ae47dbf04aff763fadd6d4cb52349fc1470a8f690708b284a4b3", kill_on_drop: false }`
[INFO] [stdout] 438acc429bf9ae47dbf04aff763fadd6d4cb52349fc1470a8f690708b284a4b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b65966319625db61c876ac46f8b5a2f2c7cba683021a79e8f16b4737ab1770aa
[INFO] running `Command { std: "docker" "start" "-a" "b65966319625db61c876ac46f8b5a2f2c7cba683021a79e8f16b4737ab1770aa", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]  Documenting step_1_9 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_9_phantom)
[INFO] [stderr]  Documenting step_4_1 v0.1.0 (/opt/rustwide/workdir/4_backend/4_1_db)
[INFO] [stderr]  Documenting step_3_2 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_2_macro)
[INFO] [stderr]  Documenting step_2_3 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_3_bound_impl)
[INFO] [stderr]  Documenting step_3_3 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_3_date_time)
[INFO] [stderr]  Documenting step_2_2 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_2_mem_replace)
[INFO] [stderr]  Documenting step_3_5 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_5_collections)
[INFO] [stderr]  Documenting step_3_10 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_10_threads)
[INFO] [stderr]  Documenting step_3_9 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_9_cmd_env_conf)
[INFO] [stderr]  Documenting step_2_5 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_5_exhaustivity)
[INFO] [stderr]  Documenting step_4 v0.1.0 (/opt/rustwide/workdir/4_backend)
[INFO] [stderr]  Documenting step_4_3 v0.1.0 (/opt/rustwide/workdir/4_backend/4_3_api)
[INFO] [stderr]  Documenting step_3_8 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_8_log)
[INFO] [stderr]  Documenting step_1_6 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_6_dispatch)
[INFO] [stderr]  Documenting step_3_4 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_4_regex_parsing)
[INFO] [stderr]  Documenting step_2_1 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_1_type_safety)
[INFO] [stderr]  Documenting step_3_1 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_1_testing)
[INFO] [stderr]  Documenting step_3_6 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_6_serde)
[INFO] [stderr]  Documenting step_1_3 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_3_rc_cell)
[INFO] [stderr]  Documenting step_2_6 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_6_sealing)
[INFO] [stderr]  Documenting step_1 v0.1.0 (/opt/rustwide/workdir/1_concepts)
[INFO] [stderr]  Documenting step_3 v0.1.0 (/opt/rustwide/workdir/3_ecosystem)
[INFO] [stderr]  Documenting step_1_5 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_5_convert_cast_deref)
[INFO] [stderr]  Documenting step_1_4 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_4_cow)
[INFO] [stderr]  Documenting step_3_7 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_7_rand_crypto)
[INFO] [stderr]  Documenting step_2_4 v0.1.0 (/opt/rustwide/workdir/2_idioms/2_4_generic_in_type_out)
[INFO] [stderr]  Documenting step_4_2 v0.1.0 (/opt/rustwide/workdir/4_backend/4_2_http)
[INFO] [stderr]  Documenting step_2 v0.1.0 (/opt/rustwide/workdir/2_idioms)
[INFO] [stderr]  Documenting step_3_11 v0.1.0 (/opt/rustwide/workdir/3_ecosystem/3_11_async)
[INFO] [stderr]  Documenting step_1_1 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_1_default_clone_copy)
[INFO] [stderr]  Documenting step_1_2 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_2_box_pin)
[INFO] [stderr]  Documenting step_1_8 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_8_thread_safety)
[INFO] [stderr]  Documenting step_1_7 v0.1.0 (/opt/rustwide/workdir/1_concepts/1_7_sized)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
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[INFO] running `Command { std: "docker" "inspect" "b65966319625db61c876ac46f8b5a2f2c7cba683021a79e8f16b4737ab1770aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b65966319625db61c876ac46f8b5a2f2c7cba683021a79e8f16b4737ab1770aa", kill_on_drop: false }`
[INFO] [stdout] b65966319625db61c876ac46f8b5a2f2c7cba683021a79e8f16b4737ab1770aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "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] 5353705e7ec5db66d03125f0f84f12dbe83d95b1df36b305e9ec1ed6c7768f3b
[INFO] running `Command { std: "docker" "start" "-a" "5353705e7ec5db66d03125f0f84f12dbe83d95b1df36b305e9ec1ed6c7768f3b", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[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" "5353705e7ec5db66d03125f0f84f12dbe83d95b1df36b305e9ec1ed6c7768f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5353705e7ec5db66d03125f0f84f12dbe83d95b1df36b305e9ec1ed6c7768f3b", kill_on_drop: false }`
[INFO] [stdout] 5353705e7ec5db66d03125f0f84f12dbe83d95b1df36b305e9ec1ed6c7768f3b
