[INFO] cloning repository https://github.com/christheblog/graph-commands
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christheblog/graph-commands" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristheblog%2Fgraph-commands", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristheblog%2Fgraph-commands'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8861930c516adaa8c85ca1628309ded80f9d7d79
[INFO] documenting christheblog/graph-commands 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%2Fchristheblog%2Fgraph-commands" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/christheblog/graph-commands 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/christheblog/graph-commands
[INFO] finished tweaking git repo https://github.com/christheblog/graph-commands
[INFO] tweaked toml for git repo https://github.com/christheblog/graph-commands written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/christheblog/graph-commands 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]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.1.8
[INFO] [stderr]   Downloaded regex v1.3.5
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c152de367e64c9d8da4d84fb43aaa3c20e2a215d64d50fb946a6f9eaadec7426
[INFO] running `Command { std: "docker" "start" "-a" "c152de367e64c9d8da4d84fb43aaa3c20e2a215d64d50fb946a6f9eaadec7426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c152de367e64c9d8da4d84fb43aaa3c20e2a215d64d50fb946a6f9eaadec7426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c152de367e64c9d8da4d84fb43aaa3c20e2a215d64d50fb946a6f9eaadec7426", kill_on_drop: false }`
[INFO] [stdout] c152de367e64c9d8da4d84fb43aaa3c20e2a215d64d50fb946a6f9eaadec7426
[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" "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] 395d6d6ecef0446a2f06a3ef5c6aa0a4d0183f0b8b4c9e40ba4e72183cd136a9
[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" "395d6d6ecef0446a2f06a3ef5c6aa0a4d0183f0b8b4c9e40ba4e72183cd136a9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking gc-core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]  Documenting gc-core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> core/src/algorithm/shortest_path.rs:62:42
[INFO] [stdout]    |
[INFO] [stdout] 62 | /// Implements algorithm as descrived in https://en.wikipedia.org/wiki/Bellman%E2%80%93Ford_algorithm
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://en.wikipedia.org/wiki/Bellman%E2%80%93Ford_algorithm>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> core/src/algorithm/shortest_path.rs:106:42
[INFO] [stdout]     |
[INFO] [stdout] 106 | /// Implements algorithm as descrived in https://en.wikipedia.org/wiki/Shortest_Path_Faster_Algorithm
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://en.wikipedia.org/wiki/Shortest_Path_Faster_Algorithm>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> core/src/algorithm/topo_sort.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 | /// See Kahn's algorithm: https://en.wikipedia.org/wiki/Topological_sorting
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://en.wikipedia.org/wiki/Topological_sorting>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting gc-command v0.1.0 (/opt/rustwide/workdir/command)
[INFO] [stderr]     Checking gc-command v0.1.0 (/opt/rustwide/workdir/command)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> command/src/graph_utils.rs:60:35
[INFO] [stdout]    |
[INFO] [stdout] 60 |         Err(io_err) => Err(io_err.description().to_string()),
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OVERALL_SCORE`
[INFO] [stdout]  --> command/src/path_formatter.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | const OVERALL_SCORE: &str = "{score}";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OVERALL_SCORE_SHORT`
[INFO] [stdout]  --> command/src/path_formatter.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const OVERALL_SCORE_SHORT: &str = "%S";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NODE_ID`
[INFO] [stdout]  --> command/src/path_formatter.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | const NODE_ID: &str = "{id}";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NODE_ID_SHORT`
[INFO] [stdout]  --> command/src/path_formatter.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const NODE_ID_SHORT: &str = "%i";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `REPEAT`
[INFO] [stdout]  --> command/src/path_formatter.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | const REPEAT: &str = "...";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> command/src/bin/gc-csp.rs:242:33
[INFO] [stdout]     |
[INFO] [stdout] 242 |     use gc_core::search::a_star;;
[INFO] [stdout]     |                                 ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `gc-command`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name gc_cycle command/src/bin/gc-cycle.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2bb35196913c667d -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-5c7ce2a3e15c3376.rmeta --extern gc_command=/opt/rustwide/target/debug/deps/libgc_command-1ec849ea68c4e23d.rmeta --extern gc_core=/opt/rustwide/target/debug/deps/libgc_core-e302876246c216a1.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-da290a123e43b0e3.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-e12b00c70815a12f.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-75442f4ac757fb03.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "395d6d6ecef0446a2f06a3ef5c6aa0a4d0183f0b8b4c9e40ba4e72183cd136a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "395d6d6ecef0446a2f06a3ef5c6aa0a4d0183f0b8b4c9e40ba4e72183cd136a9", kill_on_drop: false }`
[INFO] [stdout] 395d6d6ecef0446a2f06a3ef5c6aa0a4d0183f0b8b4c9e40ba4e72183cd136a9