[INFO] fetching crate cached-nix-shell 0.0.0...
[INFO] documenting cached-nix-shell-0.0.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate cached-nix-shell 0.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cached-nix-shell 0.0.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cached-nix-shell 0.0.0
[INFO] finished tweaking crates.io crate cached-nix-shell 0.0.0
[INFO] tweaked toml for crates.io crate cached-nix-shell 0.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate cached-nix-shell 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 93084c71f78ff38f4aaf11a3265f7f9ba80c9cf00ec024ee12fe55cb78d0a4a2
[INFO] running `Command { std: "docker" "start" "-a" "93084c71f78ff38f4aaf11a3265f7f9ba80c9cf00ec024ee12fe55cb78d0a4a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93084c71f78ff38f4aaf11a3265f7f9ba80c9cf00ec024ee12fe55cb78d0a4a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93084c71f78ff38f4aaf11a3265f7f9ba80c9cf00ec024ee12fe55cb78d0a4a2", kill_on_drop: false }`
[INFO] [stdout] 93084c71f78ff38f4aaf11a3265f7f9ba80c9cf00ec024ee12fe55cb78d0a4a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 683d88c4c1c7a033770716e05e8680bda3c45f3f4e981e01d9a08b91a5354d70
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "683d88c4c1c7a033770716e05e8680bda3c45f3f4e981e01d9a08b91a5354d70", kill_on_drop: false }`
[INFO] [stderr]  Documenting cached-nix-shell v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: Please see https://github.com/xzfc/cached-nix-shell for installation instructions.
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | compile_error!("Please see https://github.com/xzfc/cached-nix-shell for installation instructions.");
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `cached-nix-shell`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name cached_nix_shell src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "683d88c4c1c7a033770716e05e8680bda3c45f3f4e981e01d9a08b91a5354d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "683d88c4c1c7a033770716e05e8680bda3c45f3f4e981e01d9a08b91a5354d70", kill_on_drop: false }`
[INFO] [stdout] 683d88c4c1c7a033770716e05e8680bda3c45f3f4e981e01d9a08b91a5354d70