[INFO] cloning repository https://github.com/ABorgna/hermit-q
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ABorgna/hermit-q" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FABorgna%2Fhermit-q", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FABorgna%2Fhermit-q'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b096c19d700fac2844c4f4ba205e86b38bc53f4d
[INFO] documenting ABorgna/hermit-q against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FABorgna%2Fhermit-q" "/workspace/builds/worker-73/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-73/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ABorgna/hermit-q on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ABorgna/hermit-q
[INFO] finished tweaking git repo https://github.com/ABorgna/hermit-q
[INFO] tweaked toml for git repo https://github.com/ABorgna/hermit-q written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] crate git repo https://github.com/ABorgna/hermit-q already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26d3095352f90f652c0458f04bf77960d2eb2e612b1a592f81b551e4efb3c527
[INFO] running `Command { std: "docker" "start" "-a" "26d3095352f90f652c0458f04bf77960d2eb2e612b1a592f81b551e4efb3c527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26d3095352f90f652c0458f04bf77960d2eb2e612b1a592f81b551e4efb3c527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26d3095352f90f652c0458f04bf77960d2eb2e612b1a592f81b551e4efb3c527", kill_on_drop: false }`
[INFO] [stdout] 26d3095352f90f652c0458f04bf77960d2eb2e612b1a592f81b551e4efb3c527
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8777f55072c7c078c95a002b9e52248bbe1f28c5e6717d9e6a1183cc9a3f5760
[INFO] running `Command { std: "docker" "start" "-a" "8777f55072c7c078c95a002b9e52248bbe1f28c5e6717d9e6a1183cc9a3f5760", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking counter v0.5.2
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking fraction v0.8.0
[INFO] [stderr]  Documenting hermitq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0271]: type mismatch resolving `<std::collections::hash_set::Iter<'a, petgraph::prelude::NodeIndex<Ix>> as std::iter::Iterator>::Item == petgraph::prelude::EdgeIndex<Ix>`
[INFO] [stdout]   --> src/zx/simple_graph.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     type InputIterator = hash_set::Iter<'a, petgraph::graph::NodeIndex<Ix>>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `petgraph::prelude::EdgeIndex`, found reference
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/zx/graph.rs:71:34
[INFO] [stdout]    |
[INFO] [stdout] 71 |     type InputIterator: Iterator<Item = Self::EdgeIx>;
[INFO] [stdout]    |                                  ------------------- required by this bound in `zx::graph::Graph::InputIterator`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `petgraph::prelude::EdgeIndex<Ix>`
[INFO] [stdout]            found reference `&petgraph::prelude::NodeIndex<Ix>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<std::collections::hash_set::Iter<'a, petgraph::prelude::NodeIndex<Ix>> as std::iter::Iterator>::Item == petgraph::prelude::NodeIndex<Ix>`
[INFO] [stdout]   --> src/zx/simple_graph.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     type OutputIterator = hash_set::Iter<'a, petgraph::graph::NodeIndex<Ix>>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `petgraph::prelude::NodeIndex`, found reference
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/zx/graph.rs:72:35
[INFO] [stdout]    |
[INFO] [stdout] 72 |     type OutputIterator: Iterator<Item = Self::VertexIx>;
[INFO] [stdout]    |                                   --------------------- required by this bound in `zx::graph::Graph::OutputIterator`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `petgraph::prelude::NodeIndex<Ix>`
[INFO] [stdout]            found reference `&petgraph::prelude::NodeIndex<Ix>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `hermitq`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name hermitq src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern counter=/opt/rustwide/target/debug/deps/libcounter-7f8d9eb851b74584.rmeta --extern fraction=/opt/rustwide/target/debug/deps/libfraction-865eecb7a954eb88.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-0219993a3d642127.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-2e9d92a26af4e9ff.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "8777f55072c7c078c95a002b9e52248bbe1f28c5e6717d9e6a1183cc9a3f5760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8777f55072c7c078c95a002b9e52248bbe1f28c5e6717d9e6a1183cc9a3f5760", kill_on_drop: false }`
[INFO] [stdout] 8777f55072c7c078c95a002b9e52248bbe1f28c5e6717d9e6a1183cc9a3f5760
