[INFO] cloning repository https://github.com/plscar/r_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/plscar/r_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplscar%2Fr_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplscar%2Fr_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5999c50e90ca0351c7910a8e82232b29955928fd
[INFO] documenting plscar/r_server against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplscar%2Fr_server" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  87% (349/397)   
Checking out files:  88% (350/397)   
Checking out files:  89% (354/397)   
Checking out files:  90% (358/397)   
Checking out files:  91% (362/397)   
Checking out files:  92% (366/397)   
Checking out files:  93% (370/397)   
Checking out files:  94% (374/397)   
Checking out files:  95% (378/397)   
Checking out files:  96% (382/397)   
Checking out files:  97% (386/397)   
Checking out files:  98% (390/397)   
Checking out files:  99% (394/397)   
Checking out files: 100% (397/397)   
Checking out files: 100% (397/397), done.
[INFO] validating manifest of git repo https://github.com/plscar/r_server on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/plscar/r_server
[INFO] finished tweaking git repo https://github.com/plscar/r_server
[INFO] tweaked toml for git repo https://github.com/plscar/r_server written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/plscar/r_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb73576b0dc5ae293d6144ecf88d9271a27d66a12633fff86cbf47be41058da8
[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" "eb73576b0dc5ae293d6144ecf88d9271a27d66a12633fff86cbf47be41058da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb73576b0dc5ae293d6144ecf88d9271a27d66a12633fff86cbf47be41058da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb73576b0dc5ae293d6144ecf88d9271a27d66a12633fff86cbf47be41058da8", kill_on_drop: false }`
[INFO] [stdout] eb73576b0dc5ae293d6144ecf88d9271a27d66a12633fff86cbf47be41058da8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0553641b6ba75ea415b560b0a69267bc13b5613263cc3151d9203c29c846fe72
[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" "0553641b6ba75ea415b560b0a69267bc13b5613263cc3151d9203c29c846fe72", kill_on_drop: false }`
[INFO] [stderr]  Documenting r_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected item, found keyword `let`
[INFO] [stdout]  --> src/common/declare.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | let myfunctions=HashMap::new();
[INFO] [stdout]   | ^^^ expected item
[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] [stderr] error: could not document `r_server`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name r_server src/lib.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=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "0553641b6ba75ea415b560b0a69267bc13b5613263cc3151d9203c29c846fe72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0553641b6ba75ea415b560b0a69267bc13b5613263cc3151d9203c29c846fe72", kill_on_drop: false }`
[INFO] [stdout] 0553641b6ba75ea415b560b0a69267bc13b5613263cc3151d9203c29c846fe72
