[INFO] cloning repository https://github.com/helgardferreira/rust_collection_exercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/helgardferreira/rust_collection_exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelgardferreira%2Frust_collection_exercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelgardferreira%2Frust_collection_exercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e33b297dc7e00c78931cfc140d062aad4baeaaf3
[INFO] documenting helgardferreira/rust_collection_exercises 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%2Fhelgardferreira%2Frust_collection_exercises" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/helgardferreira/rust_collection_exercises 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/helgardferreira/rust_collection_exercises
[INFO] finished tweaking git repo https://github.com/helgardferreira/rust_collection_exercises
[INFO] tweaked toml for git repo https://github.com/helgardferreira/rust_collection_exercises written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/helgardferreira/rust_collection_exercises 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] 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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f569f09d6a5f02e734c5a7feea5d3a3c0df4953da183cbc9234c68b3f244c88
[INFO] running `Command { std: "docker" "start" "-a" "2f569f09d6a5f02e734c5a7feea5d3a3c0df4953da183cbc9234c68b3f244c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f569f09d6a5f02e734c5a7feea5d3a3c0df4953da183cbc9234c68b3f244c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f569f09d6a5f02e734c5a7feea5d3a3c0df4953da183cbc9234c68b3f244c88", kill_on_drop: false }`
[INFO] [stdout] 2f569f09d6a5f02e734c5a7feea5d3a3c0df4953da183cbc9234c68b3f244c88
[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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecb4da1e278ffc95679624d5fa55afd509e40d8de8fba7e881b76bded43d5530
[INFO] running `Command { std: "docker" "start" "-a" "ecb4da1e278ffc95679624d5fa55afd509e40d8de8fba7e881b76bded43d5530", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting collection_exercises v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "ecb4da1e278ffc95679624d5fa55afd509e40d8de8fba7e881b76bded43d5530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb4da1e278ffc95679624d5fa55afd509e40d8de8fba7e881b76bded43d5530", kill_on_drop: false }`
[INFO] [stdout] ecb4da1e278ffc95679624d5fa55afd509e40d8de8fba7e881b76bded43d5530
[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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 02cf48708d5ce6ba7ee5e3add87c00b93cd41bf3d1b235108bf85e449e30b503
[INFO] running `Command { std: "docker" "start" "-a" "02cf48708d5ce6ba7ee5e3add87c00b93cd41bf3d1b235108bf85e449e30b503", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting collection_exercises v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "02cf48708d5ce6ba7ee5e3add87c00b93cd41bf3d1b235108bf85e449e30b503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02cf48708d5ce6ba7ee5e3add87c00b93cd41bf3d1b235108bf85e449e30b503", kill_on_drop: false }`
[INFO] [stdout] 02cf48708d5ce6ba7ee5e3add87c00b93cd41bf3d1b235108bf85e449e30b503