[INFO] cloning repository https://github.com/leeola/prost-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leeola/prost-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleeola%2Fprost-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleeola%2Fprost-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd2999d7a38b2e2da93904a41747c369fb510de7
[INFO] documenting leeola/prost-test against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleeola%2Fprost-test" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leeola/prost-test on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/leeola/prost-test
[INFO] finished tweaking git repo https://github.com/leeola/prost-test
[INFO] tweaked toml for git repo https://github.com/leeola/prost-test written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/leeola/prost-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b566fae683ac16c4318880e68915448f8cae07450a8fb13866490a1c99cb439
[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" "8b566fae683ac16c4318880e68915448f8cae07450a8fb13866490a1c99cb439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b566fae683ac16c4318880e68915448f8cae07450a8fb13866490a1c99cb439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b566fae683ac16c4318880e68915448f8cae07450a8fb13866490a1c99cb439", kill_on_drop: false }`
[INFO] [stdout] 8b566fae683ac16c4318880e68915448f8cae07450a8fb13866490a1c99cb439
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 409839c75286ea3b4585f2ad2adbaab11f45ec0819e18252e2db7105c27d3c2e
[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" "409839c75286ea3b4585f2ad2adbaab11f45ec0819e18252e2db7105c27d3c2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.4
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling rustc-demangle v0.1.11
[INFO] [stderr]    Compiling prost-build v0.3.2
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling take v0.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling smallvec v0.2.1
[INFO] [stderr]    Compiling try-lock v0.1.0
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling serde v1.0.83
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking time v0.1.41
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.0
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling mime v0.3.12
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking prost v0.3.2
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]     Checking prost v0.4.0
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rand v0.6.1
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]    Compiling tokio-executor v0.1.5
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling want v0.0.4
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling tokio-timer v0.2.8
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking h2 v0.1.14
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking serde_json v1.0.34
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.12.19
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]    Compiling failure v0.1.4
[INFO] [stderr]    Compiling prost-derive v0.3.2
[INFO] [stderr]    Compiling prost-derive v0.4.0
[INFO] [stderr]    Compiling prost-types v0.3.2
[INFO] [stderr]     Checking prost-twirp v0.1.0
[INFO] [stderr]    Compiling prost-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting prost-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `baz`?
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/prost-test-03199ba62fa728c9/out/foo.rs:4:43
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub baz: ::std::option::Option<super::baz::Baz>,
[INFO] [stdout]   |                                           ^^^ maybe a missing crate `baz`?
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `prost-test`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name prost_test src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-91f53fcb7f74fb84.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-59ccd87bc3e8590d.rmeta --extern hyper=/opt/rustwide/target/debug/deps/libhyper-0c0ed7a12ff9d78a.rmeta --extern prost=/opt/rustwide/target/debug/deps/libprost-ea7b8af59691db4a.rmeta --extern prost_derive=/opt/rustwide/target/debug/deps/libprost_derive-bd04f830f5fa68d4.so --extern prost_twirp=/opt/rustwide/target/debug/deps/libprost_twirp-9a4706bd25ded1c5.rmeta --extern tokio_core=/opt/rustwide/target/debug/deps/libtokio_core-6643d1fa2c512558.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "409839c75286ea3b4585f2ad2adbaab11f45ec0819e18252e2db7105c27d3c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "409839c75286ea3b4585f2ad2adbaab11f45ec0819e18252e2db7105c27d3c2e", kill_on_drop: false }`
[INFO] [stdout] 409839c75286ea3b4585f2ad2adbaab11f45ec0819e18252e2db7105c27d3c2e