[INFO] cloning repository https://github.com/luizalbertocviana/rust-workspace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luizalbertocviana/rust-workspace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizalbertocviana%2Frust-workspace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizalbertocviana%2Frust-workspace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f4f70845ccfb5e165599c48cd48b6db8cb34d05
[INFO] documenting luizalbertocviana/rust-workspace 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%2Fluizalbertocviana%2Frust-workspace" "/workspace/builds/worker-102/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/luizalbertocviana/rust-workspace 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/luizalbertocviana/rust-workspace
[INFO] finished tweaking git repo https://github.com/luizalbertocviana/rust-workspace
[INFO] tweaked toml for git repo https://github.com/luizalbertocviana/rust-workspace written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate git repo https://github.com/luizalbertocviana/rust-workspace 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 665dfceffa91cbb96e940fad67c218cd12042f6f0b17d2d6a11c959c5b9c18f2
[INFO] running `Command { std: "docker" "start" "-a" "665dfceffa91cbb96e940fad67c218cd12042f6f0b17d2d6a11c959c5b9c18f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "665dfceffa91cbb96e940fad67c218cd12042f6f0b17d2d6a11c959c5b9c18f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "665dfceffa91cbb96e940fad67c218cd12042f6f0b17d2d6a11c959c5b9c18f2", kill_on_drop: false }`
[INFO] [stdout] 665dfceffa91cbb96e940fad67c218cd12042f6f0b17d2d6a11c959c5b9c18f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 083b2f8060d06082de88a72b62681d325935470dfb9f8a68e36f9d146a970bf6
[INFO] running `Command { std: "docker" "start" "-a" "083b2f8060d06082de88a72b62681d325935470dfb9f8a68e36f9d146a970bf6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]     Checking matrix v0.1.0 (/opt/rustwide/workdir/matrix)
[INFO] [stderr]     Checking disjoint-set v0.1.0 (/opt/rustwide/workdir/disjoint-set)
[INFO] [stderr]     Checking branch-bound v0.1.0 (/opt/rustwide/workdir/branch-bound)
[INFO] [stderr]  Documenting disjoint-set v0.1.0 (/opt/rustwide/workdir/disjoint-set)
[INFO] [stderr]  Documenting branch-bound v0.1.0 (/opt/rustwide/workdir/branch-bound)
[INFO] [stderr]  Documenting matrix v0.1.0 (/opt/rustwide/workdir/matrix)
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking graph v0.1.0 (/opt/rustwide/workdir/graph)
[INFO] [stderr]  Documenting graph v0.1.0 (/opt/rustwide/workdir/graph)
[INFO] [stderr]     Checking instance v0.1.0 (/opt/rustwide/workdir/instance)
[INFO] [stderr]  Documenting instance v0.1.0 (/opt/rustwide/workdir/instance)
[INFO] [stderr]     Checking instance-generators v0.1.0 (/opt/rustwide/workdir/instance-generators)
[INFO] [stderr]  Documenting instance-generators v0.1.0 (/opt/rustwide/workdir/instance-generators)
[INFO] [stderr]  Documenting instance-bb v0.1.0 (/opt/rustwide/workdir/instance-bb)
[INFO] [stderr] error: could not document `instance-generators`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name instance_generators instance-generators/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 graph=/opt/rustwide/target/debug/deps/libgraph-251bebbbdc368826.rmeta --extern instance=/opt/rustwide/target/debug/deps/libinstance-a3996bb40dc6cc1a.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-90b847e9401fce15.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `graph::properties::num_in_neighbors`
[INFO] [stdout]  --> instance-generators/src/dependency_bounds.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use graph::{properties::num_in_neighbors, Digraph, GraphImpl};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `num_in_neighbors` in `properties`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: associated type in `impl` without body
[INFO] [stdout]    --> instance-bb/src/lib.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     type SubproblemIterator;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            help: provide a definition for the type: `= <type>;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `graph::properties::num_in_neighbors`
[INFO] [stdout]  --> instance-generators/src/dependency_bounds.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use graph::{properties::num_in_neighbors, Digraph, GraphImpl};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `num_in_neighbors` in `properties`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "083b2f8060d06082de88a72b62681d325935470dfb9f8a68e36f9d146a970bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "083b2f8060d06082de88a72b62681d325935470dfb9f8a68e36f9d146a970bf6", kill_on_drop: false }`
[INFO] [stdout] 083b2f8060d06082de88a72b62681d325935470dfb9f8a68e36f9d146a970bf6
