[INFO] fetching crate contest-algorithms 0.1.4...
[INFO] documenting contest-algorithms-0.1.4 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate contest-algorithms 0.1.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate contest-algorithms 0.1.4 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate contest-algorithms 0.1.4
[INFO] finished tweaking crates.io crate contest-algorithms 0.1.4
[INFO] tweaked toml for crates.io crate contest-algorithms 0.1.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e5caa3c8168b7c3f581a712f5a5a8c216ec4312bdc8aea9d2d6f005ed1a7fac
[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" "5e5caa3c8168b7c3f581a712f5a5a8c216ec4312bdc8aea9d2d6f005ed1a7fac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e5caa3c8168b7c3f581a712f5a5a8c216ec4312bdc8aea9d2d6f005ed1a7fac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e5caa3c8168b7c3f581a712f5a5a8c216ec4312bdc8aea9d2d6f005ed1a7fac", kill_on_drop: false }`
[INFO] [stdout] 5e5caa3c8168b7c3f581a712f5a5a8c216ec4312bdc8aea9d2d6f005ed1a7fac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5ac88d02ed2bda1c0977f3b12cdad7ef3217a0232632b3c1607b22963353644
[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" "a5ac88d02ed2bda1c0977f3b12cdad7ef3217a0232632b3c1607b22963353644", kill_on_drop: false }`
[INFO] [stderr]  Documenting contest-algorithms v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[i]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/math/fft.rs:164:45
[INFO] [stdout]     |
[INFO] [stdout] 164 | /// Given two polynomials (vectors) sum_i a[i] x^i and sum_i b[i] x^i,
[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: `[i]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/math/fft.rs:164:64
[INFO] [stdout]     |
[INFO] [stdout] 164 | /// Given two polynomials (vectors) sum_i a[i] x^i and sum_i b[i] x^i,
[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: `[k]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/math/fft.rs:165:44
[INFO] [stdout]     |
[INFO] [stdout] 165 | /// computes their product (convolution) c[k] = sum_(i+j=k) a[i]*b[j].
[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: `[i]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/math/fft.rs:165:63
[INFO] [stdout]     |
[INFO] [stdout] 165 | /// computes their product (convolution) c[k] = sum_(i+j=k) a[i]*b[j].
[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: `[j]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/math/fft.rs:165:68
[INFO] [stdout]     |
[INFO] [stdout] 165 | /// computes their product (convolution) c[k] = sum_(i+j=k) a[i]*b[j].
[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: `[i]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/string_proc.rs:8:43
[INFO] [stdout]   |
[INFO] [stdout] 8 |     /// KMP match failure automaton. fail[i] is the length of the longest
[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: `[j]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/string_proc.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |     /// rank[i][j] = rank of the j'th suffix, considering only 2^i chars.
[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: `[i]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/string_proc.rs:78:30
[INFO] [stdout]    |
[INFO] [stdout] 78 |     /// In other words, rank[i] is a ranking of the substrings text[j..j+2^i].
[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: `[i]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/string_proc.rs:192:57
[INFO] [stdout]     |
[INFO] [stdout] 192 | /// pal[2*i] = odd length of palindrome centred at text[i].
[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: `[i]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/string_proc.rs:52:37
[INFO] [stdout]    |
[INFO] [stdout] 52 |     /// KMP algorithm, sets matches[i] = length of longest prefix of pattern
[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: `[v]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/string_proc.rs:84:60
[INFO] [stdout]    |
[INFO] [stdout] 84 |     /// Items v in vals are sorted according to val_to_key[v].
[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: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "a5ac88d02ed2bda1c0977f3b12cdad7ef3217a0232632b3c1607b22963353644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ac88d02ed2bda1c0977f3b12cdad7ef3217a0232632b3c1607b22963353644", kill_on_drop: false }`
[INFO] [stdout] a5ac88d02ed2bda1c0977f3b12cdad7ef3217a0232632b3c1607b22963353644