[INFO] cloning repository https://github.com/forgerpl/webcrawl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/forgerpl/webcrawl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforgerpl%2Fwebcrawl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforgerpl%2Fwebcrawl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29fd7499dd3bc8789b9dbc9b2f039fc704e67db7
[INFO] documenting forgerpl/webcrawl against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforgerpl%2Fwebcrawl" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/forgerpl/webcrawl on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/forgerpl/webcrawl
[INFO] removed workspace from git repo https://github.com/forgerpl/webcrawl
[INFO] removed path dependency crawler from git repo https://github.com/forgerpl/webcrawl
[INFO] finished tweaking git repo https://github.com/forgerpl/webcrawl
[INFO] tweaked toml for git repo https://github.com/forgerpl/webcrawl written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/forgerpl/webcrawl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (crawler) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (crawler) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hashbrown v0.4.0
[INFO] [stderr]   Downloaded crawler v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f4aa71c772ad5f700c1045abaf2d52ab6b3a11c7389bc8a9f26986a09f6365c
[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" "7f4aa71c772ad5f700c1045abaf2d52ab6b3a11c7389bc8a9f26986a09f6365c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f4aa71c772ad5f700c1045abaf2d52ab6b3a11c7389bc8a9f26986a09f6365c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f4aa71c772ad5f700c1045abaf2d52ab6b3a11c7389bc8a9f26986a09f6365c", kill_on_drop: false }`
[INFO] [stdout] 7f4aa71c772ad5f700c1045abaf2d52ab6b3a11c7389bc8a9f26986a09f6365c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d22af4eb52471532c68b4e046206e427d2e6262511b0aed67efbf306303b2b3
[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" "0d22af4eb52471532c68b4e046206e427d2e6262511b0aed67efbf306303b2b3", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (crawler) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking crawler v0.1.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking hashbrown v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]  Documenting webcrawl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `crawler::prelude`, `serde_json`, `env_logger`
[INFO] [stdout]   --> src/main.rs:65:14
[INFO] [stdout]    |
[INFO] [stdout] 65 | use crawler::prelude::*;
[INFO] [stdout]    |              ^^^^^^^ could not find `prelude` in `crawler`
[INFO] [stdout] ...
[INFO] [stdout] 75 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 | use env_logger;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Urls` in this scope
[INFO] [stdout]    --> src/main.rs:95:14
[INFO] [stdout]     |
[INFO] [stdout] 95  |     Finished(Urls),
[INFO] [stdout]     |              ^^^^ help: a struct with a similar name exists: `Url`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.2/src/lib.rs:154:1
[INFO] [stdout]     |
[INFO] [stdout] 154 | pub struct Url {
[INFO] [stdout]     | -------------- similarly named struct `Url` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `webcrawl`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name webcrawl 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 clap=/opt/rustwide/target/debug/deps/libclap-d8de5d56e70a343c.rmeta --extern crawler=/opt/rustwide/target/debug/deps/libcrawler-3d5dd9ec5a22dab8.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-5164cdaed85bfafe.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-b93a4709096cb7e0.rmeta --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-568e072362a32e1b.rmeta --extern hyper=/opt/rustwide/target/debug/deps/libhyper-f7578509d9b99613.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-95a9d57e67df36ac.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-ec5e695d7e4b5284.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-a14c4f37b899a1ac.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-7b195ede6b83e119.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-1e6eab7bf9ead36e.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-97775df2be7e619e.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "0d22af4eb52471532c68b4e046206e427d2e6262511b0aed67efbf306303b2b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d22af4eb52471532c68b4e046206e427d2e6262511b0aed67efbf306303b2b3", kill_on_drop: false }`
[INFO] [stdout] 0d22af4eb52471532c68b4e046206e427d2e6262511b0aed67efbf306303b2b3