[INFO] fetching crate dent 0.4.1...
[INFO] documenting dent-0.4.1 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate dent 0.4.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate dent 0.4.1 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 dent 0.4.1
[INFO] finished tweaking crates.io crate dent 0.4.1
[INFO] tweaked toml for crates.io crate dent 0.4.1 written to /workspace/builds/worker-5/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]  Downloading crates ...
[INFO] [stderr]   Downloaded stamp v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0d14bac620c65678eaa7aa8eda85bd64a384e7de3b30c03e8763b54cc1b08074
[INFO] running `Command { std: "docker" "start" "-a" "0d14bac620c65678eaa7aa8eda85bd64a384e7de3b30c03e8763b54cc1b08074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d14bac620c65678eaa7aa8eda85bd64a384e7de3b30c03e8763b54cc1b08074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d14bac620c65678eaa7aa8eda85bd64a384e7de3b30c03e8763b54cc1b08074", kill_on_drop: false }`
[INFO] [stdout] 0d14bac620c65678eaa7aa8eda85bd64a384e7de3b30c03e8763b54cc1b08074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 2ffc339ccf3535651eb22f66a280c9e1b89eda30bcdcdc59d191d3c5eef90296
[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" "2ffc339ccf3535651eb22f66a280c9e1b89eda30bcdcdc59d191d3c5eef90296", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking stamp v0.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]  Documenting dent v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[2]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/num.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 | /// algorithm [2] to evaluate its continued fraction representation [3].
[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: `[3]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/num.rs:29:70
[INFO] [stdout]    |
[INFO] [stdout] 29 | /// algorithm [2] to evaluate its continued fraction representation [3].
[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]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/num.rs:30:63
[INFO] [stdout]    |
[INFO] [stdout] 30 | /// Depending on the arguments, we use the symmetry relation [4] to guarantee a
[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: `[2]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/num.rs:34:6
[INFO] [stdout]    |
[INFO] [stdout] 34 | /// [2]: "Numerical Recipes in C", 2nd Ed., p. 171
[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: `[3]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/num.rs:35:6
[INFO] [stdout]    |
[INFO] [stdout] 35 | /// [3]: http://dlmf.nist.gov/8.17#E22
[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]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/num.rs:36:6
[INFO] [stdout]    |
[INFO] [stdout] 36 | /// [4]: http://dlmf.nist.gov/8.17#E4
[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/t_test.rs:59:28
[INFO] [stdout]    |
[INFO] [stdout] 59 | /// See equation 6.4.9 in [1].
[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/t_test.rs:61:6
[INFO] [stdout]    |
[INFO] [stdout] 61 | /// [1]: "Numerical Recipes in C", 2nd Ed., p. 228
[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: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.07s
[INFO] running `Command { std: "docker" "inspect" "2ffc339ccf3535651eb22f66a280c9e1b89eda30bcdcdc59d191d3c5eef90296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ffc339ccf3535651eb22f66a280c9e1b89eda30bcdcdc59d191d3c5eef90296", kill_on_drop: false }`
[INFO] [stdout] 2ffc339ccf3535651eb22f66a280c9e1b89eda30bcdcdc59d191d3c5eef90296