[INFO] cloning repository https://github.com/cruor99/nickelapp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cruor99/nickelapp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcruor99%2Fnickelapp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcruor99%2Fnickelapp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4d5bde46897b0ce160c30f53422f23715d6c437
[INFO] documenting cruor99/nickelapp 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%2Fcruor99%2Fnickelapp" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cruor99/nickelapp 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/cruor99/nickelapp
[INFO] finished tweaking git repo https://github.com/cruor99/nickelapp
[INFO] tweaked toml for git repo https://github.com/cruor99/nickelapp written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/cruor99/nickelapp 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] error: the lock file /workspace/builds/worker-8/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[INFO] the lockfile is outdated, regenerating it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" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e3ab0a8f31eae9e3850c64ff7b90e12d1187e46701ea25f64665174a2148ec21
[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" "e3ab0a8f31eae9e3850c64ff7b90e12d1187e46701ea25f64665174a2148ec21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3ab0a8f31eae9e3850c64ff7b90e12d1187e46701ea25f64665174a2148ec21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3ab0a8f31eae9e3850c64ff7b90e12d1187e46701ea25f64665174a2148ec21", kill_on_drop: false }`
[INFO] [stdout] e3ab0a8f31eae9e3850c64ff7b90e12d1187e46701ea25f64665174a2148ec21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 17440777eea3e4694c586ca90c10b7b1e519dba70385d7df4208705e225feb88
[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" "17440777eea3e4694c586ca90c10b7b1e519dba70385d7df4208705e225feb88", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking postgres-protocol v0.5.2
[INFO] [stderr]     Checking nickel v0.11.0
[INFO] [stderr]     Checking postgres-types v0.1.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking tokio-postgres v0.5.5
[INFO] [stderr]     Checking postgres v0.17.5
[INFO] [stderr]  Documenting nickel-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `postgres::Connection`, `postgres::SslMode`
[INFO] [stdout]  --> src/main.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | 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: 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] [stderr] error: Could not document `nickel-app`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name nickel_app 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 nickel=/opt/rustwide/target/debug/deps/libnickel-c259aa1f5dcd29fd.rmeta --extern postgres=/opt/rustwide/target/debug/deps/libpostgres-92f84ce4e838220a.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-0e355727854478f2.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "17440777eea3e4694c586ca90c10b7b1e519dba70385d7df4208705e225feb88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17440777eea3e4694c586ca90c10b7b1e519dba70385d7df4208705e225feb88", kill_on_drop: false }`
[INFO] [stdout] 17440777eea3e4694c586ca90c10b7b1e519dba70385d7df4208705e225feb88