[INFO] cloning repository https://github.com/thubie/hotswap_code_workspace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thubie/hotswap_code_workspace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthubie%2Fhotswap_code_workspace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthubie%2Fhotswap_code_workspace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b25f3a995055e338040222184e2c8f46477874d
[INFO] documenting thubie/hotswap_code_workspace against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthubie%2Fhotswap_code_workspace" "/workspace/builds/worker-37/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thubie/hotswap_code_workspace 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 git repo https://github.com/thubie/hotswap_code_workspace
[INFO] finished tweaking git repo https://github.com/thubie/hotswap_code_workspace
[INFO] tweaked toml for git repo https://github.com/thubie/hotswap_code_workspace written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/thubie/hotswap_code_workspace 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded siphasher v0.2.1
[INFO] [stderr]   Downloaded fs_extra v1.0.0
[INFO] [stderr]   Downloaded libc v0.2.21
[INFO] [stderr]   Downloaded itoa v0.3.1
[INFO] [stderr]   Downloaded phf_shared v0.7.21
[INFO] [stderr]   Downloaded phf_codegen v0.7.21
[INFO] [stderr]   Downloaded phf v0.7.21
[INFO] [stderr]   Downloaded lazy_static v0.2.4
[INFO] [stderr]   Downloaded dtoa v0.4.1
[INFO] [stderr]   Downloaded serde_json v0.9.9
[INFO] [stderr]   Downloaded rand v0.3.15
[INFO] [stderr]   Downloaded phf_generator v0.7.21
[INFO] [stderr]   Downloaded num-traits v0.1.37
[INFO] [stderr]   Downloaded serde v0.9.11
[INFO] [stderr]   Downloaded target_build_utils v0.3.0
[INFO] [stderr]   Downloaded libloading v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] deb1b149d16375d37ee800963cb43c6fdbd73d0d43757b8dbdf224a36aa9e2b7
[INFO] running `Command { std: "docker" "start" "-a" "deb1b149d16375d37ee800963cb43c6fdbd73d0d43757b8dbdf224a36aa9e2b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "deb1b149d16375d37ee800963cb43c6fdbd73d0d43757b8dbdf224a36aa9e2b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deb1b149d16375d37ee800963cb43c6fdbd73d0d43757b8dbdf224a36aa9e2b7", kill_on_drop: false }`
[INFO] [stdout] deb1b149d16375d37ee800963cb43c6fdbd73d0d43757b8dbdf224a36aa9e2b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] dbaf8430a05659025756ac130a50b215df31b95e118df2c32f3f2152d77d5ead
[INFO] running `Command { std: "docker" "start" "-a" "dbaf8430a05659025756ac130a50b215df31b95e118df2c32f3f2152d77d5ead", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling siphasher v0.2.1
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling serde v0.9.11
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]     Checking lazy_static v0.2.4
[INFO] [stderr]     Checking fs_extra v1.0.0
[INFO] [stderr]     Checking message v0.1.0 (/opt/rustwide/workdir/message)
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling target_build_utils v0.3.0
[INFO] [stderr]    Compiling serde_json v0.9.9
[INFO] [stderr]    Compiling libloading v0.3.2
[INFO] [stderr]  Documenting workspaces v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.25s
[INFO] running `Command { std: "docker" "inspect" "dbaf8430a05659025756ac130a50b215df31b95e118df2c32f3f2152d77d5ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbaf8430a05659025756ac130a50b215df31b95e118df2c32f3f2152d77d5ead", kill_on_drop: false }`
[INFO] [stdout] dbaf8430a05659025756ac130a50b215df31b95e118df2c32f3f2152d77d5ead
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 6ed43dad81e7e6b8a6087f64345596a44e0d09e491deaf31663507aba3183f7b
[INFO] running `Command { std: "docker" "start" "-a" "6ed43dad81e7e6b8a6087f64345596a44e0d09e491deaf31663507aba3183f7b", kill_on_drop: false }`
[INFO] [stderr] error: no library targets found in package `workspaces`
[INFO] running `Command { std: "docker" "inspect" "6ed43dad81e7e6b8a6087f64345596a44e0d09e491deaf31663507aba3183f7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ed43dad81e7e6b8a6087f64345596a44e0d09e491deaf31663507aba3183f7b", kill_on_drop: false }`
[INFO] [stdout] 6ed43dad81e7e6b8a6087f64345596a44e0d09e491deaf31663507aba3183f7b