[INFO] cloning repository https://github.com/juliangrosshauser/url_shortener
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juliangrosshauser/url_shortener" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuliangrosshauser%2Furl_shortener", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuliangrosshauser%2Furl_shortener'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7120b144d77cd7bde4f88e94aec900e941d426ae
[INFO] documenting juliangrosshauser/url_shortener against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuliangrosshauser%2Furl_shortener" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/juliangrosshauser/url_shortener on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/juliangrosshauser/url_shortener
[INFO] finished tweaking git repo https://github.com/juliangrosshauser/url_shortener
[INFO] tweaked toml for git repo https://github.com/juliangrosshauser/url_shortener written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/juliangrosshauser/url_shortener already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-7/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[INFO] the lockfile is outdated, regenerating it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" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/servo/rust-url`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3942b93b17c7cad7085fc16c8750117d6b5ad9884e27c7ede49c8188b47af5fc
[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" "3942b93b17c7cad7085fc16c8750117d6b5ad9884e27c7ede49c8188b47af5fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3942b93b17c7cad7085fc16c8750117d6b5ad9884e27c7ede49c8188b47af5fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3942b93b17c7cad7085fc16c8750117d6b5ad9884e27c7ede49c8188b47af5fc", kill_on_drop: false }`
[INFO] [stdout] 3942b93b17c7cad7085fc16c8750117d6b5ad9884e27c7ede49c8188b47af5fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dacd2cb016ab068173201ad2056ce8993723bdcd51b3698e6b49c8d12ce3941f
[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" "dacd2cb016ab068173201ad2056ce8993723bdcd51b3698e6b49c8d12ce3941f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]     Checking futures-sink v0.3.6
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking futures-io v0.3.6
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking percent-encoding v2.1.0 (https://github.com/servo/rust-url#a46bec6e)
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking idna v0.2.0 (https://github.com/servo/rust-url#a46bec6e)
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking mio v0.7.3
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking crypto-mac v0.9.1
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]     Checking form_urlencoded v1.0.0 (https://github.com/servo/rust-url#a46bec6e)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking hmac v0.9.0
[INFO] [stderr]     Checking tokio v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking url v2.1.1 (https://github.com/servo/rust-url#a46bec6e)
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking postgres-protocol v0.5.3
[INFO] [stderr]     Checking postgres-types v0.1.3
[INFO] [stderr]     Checking tokio-util v0.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking tokio-postgres v0.6.0
[INFO] [stderr]     Checking postgres v0.18.1
[INFO] [stderr]  Documenting url_shortener v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `POSTGRES_HOST` not defined
[INFO] [stdout]  --> src/main.rs:9:37
[INFO] [stdout]   |
[INFO] [stdout] 9 | const POSTGRES_HOST: &'static str = env!("POSTGRES_HOST");
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `POSTGRES_PORT` not defined
[INFO] [stdout]   --> src/main.rs:10:37
[INFO] [stdout]    |
[INFO] [stdout] 10 | const POSTGRES_PORT: &'static str = env!("POSTGRES_PORT");
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `POSTGRES_USER` not defined
[INFO] [stdout]   --> src/main.rs:11:37
[INFO] [stdout]    |
[INFO] [stdout] 11 | const POSTGRES_USER: &'static str = env!("POSTGRES_USER");
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `POSTGRES_PASSWORD` not defined
[INFO] [stdout]   --> src/main.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 | const POSTGRES_PASSWORD: &'static str = env!("POSTGRES_PASSWORD");
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `POSTGRES_DATABASE` not defined
[INFO] [stdout]   --> src/main.rs:13:41
[INFO] [stdout]    |
[INFO] [stdout] 13 | const POSTGRES_DATABASE: &'static str = env!("POSTGRES_DATABASE");
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `postgres::Connection`, `postgres::SslMode`
[INFO] [stdout]  --> src/main.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use postgres::{Connection, SslMode};
[INFO] [stdout]   |                ^^^^^^^^^^  ^^^^^^^ no `SslMode` in the root
[INFO] [stdout]   |                |
[INFO] [stdout]   |                no `Connection` in the root
[INFO] [stdout]   |                help: a similar name exists in the module (notice the capitalization): `connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `postgres::error::ConnectError`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use postgres::error::ConnectError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `ConnectError` in `error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `url_shortener`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name url_shortener 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 postgres=/opt/rustwide/target/debug/deps/libpostgres-c3192fee6e053a7a.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-81ad9f69bf7cd66a.rmeta --cap-lints=warn --crate-version 0.0.1` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "dacd2cb016ab068173201ad2056ce8993723bdcd51b3698e6b49c8d12ce3941f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dacd2cb016ab068173201ad2056ce8993723bdcd51b3698e6b49c8d12ce3941f", kill_on_drop: false }`
[INFO] [stdout] dacd2cb016ab068173201ad2056ce8993723bdcd51b3698e6b49c8d12ce3941f
