[INFO] updating cached repository https://github.com/nuts-rice/dnsServer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d75288140856eb3f5bac7396e1de98d5ea085b6
[INFO] documenting nuts-rice/dnsServer against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuts-rice%2FdnsServer" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nuts-rice/dnsServer on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nuts-rice/dnsServer
[INFO] finished tweaking git repo https://github.com/nuts-rice/dnsServer
[INFO] tweaked toml for git repo https://github.com/nuts-rice/dnsServer written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/nuts-rice/dnsServer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 29e943fa792fb34efc266d8f1d1cd5b5fd7df28cd764a888bcdada78e86f9e54
[INFO] running `Command { std: "docker" "start" "-a" "29e943fa792fb34efc266d8f1d1cd5b5fd7df28cd764a888bcdada78e86f9e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29e943fa792fb34efc266d8f1d1cd5b5fd7df28cd764a888bcdada78e86f9e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29e943fa792fb34efc266d8f1d1cd5b5fd7df28cd764a888bcdada78e86f9e54", kill_on_drop: false }`
[INFO] [stdout] 29e943fa792fb34efc266d8f1d1cd5b5fd7df28cd764a888bcdada78e86f9e54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ed579763e9009ab9f356240aa5f600edb3159733f17dbe99bb055a5ec704282
[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" "4ed579763e9009ab9f356240aa5f600edb3159733f17dbe99bb055a5ec704282", kill_on_drop: false }`
[INFO] [stderr]  Documenting dnsServer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected closing delimiter: `}`
[INFO] [stdout]    --> src/main.rs:185:1
[INFO] [stdout]     |
[INFO] [stdout] 108 | {
[INFO] [stdout]     | - this opening brace...
[INFO] [stdout] ...
[INFO] [stdout] 184 | }
[INFO] [stdout]     | - ...matches this closing brace
[INFO] [stdout] 185 | }
[INFO] [stdout]     | ^ unexpected closing delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `dnsServer`.
[INFO] [stdout] error: mismatched closing delimiter: `}`
[INFO] [stdout]   --> src/main.rs:92:1
[INFO] [stdout]    |
[INFO] [stdout] 88 | {
[INFO] [stdout]    | - closing delimiter possibly meant for this
[INFO] [stdout] 89 |     let res = ((try!(self.read()) as u16) << 8 | 
[INFO] [stdout]    |               - unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 92 | }
[INFO] [stdout]    | ^ mismatched closing delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: mismatched closing delimiter: `}`
[INFO] [stdout]    --> src/main.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         {
[INFO] [stdout]     |         - closing delimiter possibly meant for this
[INFO] [stdout] ...
[INFO] [stdout] 144 |             let offset = (((len as u16) ^ 0xC0 << 8) | b2;
[INFO] [stdout]     |                          - unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 148 |         }
[INFO] [stdout]     |         ^ mismatched closing delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stdout] error: mismatched closing delimiter: `}`
[INFO] [stdout]    --> src/main.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |         {
[INFO] [stdout]     |         - closing delimiter possibly meant for this
[INFO] [stdout] ...
[INFO] [stdout] 168 |             let str_buffer = try!(self.get_range(pos, len as usize)?;
[INFO] [stdout]     |                                  - unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 176 |         }
[INFO] [stdout]     |         ^ mismatched closing delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name dnsServer 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 --cap-lints=forbid` (exit code: 1)
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ed579763e9009ab9f356240aa5f600edb3159733f17dbe99bb055a5ec704282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ed579763e9009ab9f356240aa5f600edb3159733f17dbe99bb055a5ec704282", kill_on_drop: false }`
[INFO] [stdout] 4ed579763e9009ab9f356240aa5f600edb3159733f17dbe99bb055a5ec704282