[INFO] fetching crate shepplogan 1.0.1...
[INFO] documenting shepplogan-1.0.1 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate shepplogan 1.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate shepplogan 1.0.1 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shepplogan 1.0.1
[INFO] finished tweaking crates.io crate shepplogan 1.0.1
[INFO] tweaked toml for crates.io crate shepplogan 1.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b771a39b52b946452d1ae296927737830e020728d0cea0756a50b7cbbc0ce545
[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" "b771a39b52b946452d1ae296927737830e020728d0cea0756a50b7cbbc0ce545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b771a39b52b946452d1ae296927737830e020728d0cea0756a50b7cbbc0ce545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b771a39b52b946452d1ae296927737830e020728d0cea0756a50b7cbbc0ce545", kill_on_drop: false }`
[INFO] [stdout] b771a39b52b946452d1ae296927737830e020728d0cea0756a50b7cbbc0ce545
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b21734cad1f9d93dc93e1e474915b9222e50ef53b035b1e4f0757f01f227a8e
[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" "8b21734cad1f9d93dc93e1e474915b9222e50ef53b035b1e4f0757f01f227a8e", kill_on_drop: false }`
[INFO] [stderr]  Documenting shepplogan v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[0]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib.rs:24:70
[INFO] [stdout]    |
[INFO] [stdout] 24 | //! Two versions are provided: The original version as described in [0] and a modified version,
[INFO] [stdout]    |                                                                      ^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[1]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib.rs:25:48
[INFO] [stdout]    |
[INFO] [stdout] 25 | //! which has higher contrast as described in [1]. If you do not know the difference between those
[INFO] [stdout]    |                                                ^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[0]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib.rs:75:6
[INFO] [stdout]    |
[INFO] [stdout] 75 | //! [0] Shepp, LA and Logan BF, "The Fourier reconstruction of a head section." IEEE Transactions
[INFO] [stdout]    |      ^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[1]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib.rs:78:6
[INFO] [stdout]    |
[INFO] [stdout] 78 | //! [1] Toft, PA, "The Radon Transform - Theory and Implementation", PhD dissertation, Departement
[INFO] [stdout]    |      ^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "8b21734cad1f9d93dc93e1e474915b9222e50ef53b035b1e4f0757f01f227a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b21734cad1f9d93dc93e1e474915b9222e50ef53b035b1e4f0757f01f227a8e", kill_on_drop: false }`
[INFO] [stdout] 8b21734cad1f9d93dc93e1e474915b9222e50ef53b035b1e4f0757f01f227a8e