[INFO] cloning repository https://github.com/JosephLing/rubyToSwaggerDocs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JosephLing/rubyToSwaggerDocs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosephLing%2FrubyToSwaggerDocs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosephLing%2FrubyToSwaggerDocs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f242185d1345e7c8bb0e220626d746077add15d3
[INFO] checking JosephLing/rubyToSwaggerDocs against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosephLing%2FrubyToSwaggerDocs" "/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/JosephLing/rubyToSwaggerDocs on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JosephLing/rubyToSwaggerDocs
[INFO] finished tweaking git repo https://github.com/JosephLing/rubyToSwaggerDocs
[INFO] tweaked toml for git repo https://github.com/JosephLing/rubyToSwaggerDocs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/JosephLing/rubyToSwaggerDocs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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] cee9cba256d16cb6a5e43bb28b767384524e406f1e81cd215f5a65008cbddf82
[INFO] running `Command { std: "docker" "start" "-a" "cee9cba256d16cb6a5e43bb28b767384524e406f1e81cd215f5a65008cbddf82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cee9cba256d16cb6a5e43bb28b767384524e406f1e81cd215f5a65008cbddf82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee9cba256d16cb6a5e43bb28b767384524e406f1e81cd215f5a65008cbddf82", kill_on_drop: false }`
[INFO] [stdout] cee9cba256d16cb6a5e43bb28b767384524e406f1e81cd215f5a65008cbddf82
[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" "RUSTFLAGS=--cap-lints=forbid" "-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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfb9631156050e20f6ae90e11f2a5d5972e0a5b28f81578743350c5353b9231a
[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" "bfb9631156050e20f6ae90e11f2a5d5972e0a5b28f81578743350c5353b9231a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking lib-ruby-parser v3.0.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling argh_derive v0.1.4
[INFO] [stderr]     Checking argh v0.1.4
[INFO] [stderr]     Checking rts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `files`
[INFO] [stdout]   --> src/parser_parser.rs:11:30
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn parse(file: RubyFile, files: &Vec<RubyFile>) -> Result<RubyFile, String> {
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_files`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `files`
[INFO] [stdout]   --> src/parser_parser.rs:11:30
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn parse(file: RubyFile, files: &Vec<RubyFile>) -> Result<RubyFile, String> {
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_files`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse`
[INFO] [stdout]   --> src/parser_parser.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn parse(file: RubyFile, files: &Vec<RubyFile>) -> Result<RubyFile, String> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.07s
[INFO] running `Command { std: "docker" "inspect" "bfb9631156050e20f6ae90e11f2a5d5972e0a5b28f81578743350c5353b9231a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfb9631156050e20f6ae90e11f2a5d5972e0a5b28f81578743350c5353b9231a", kill_on_drop: false }`
[INFO] [stdout] bfb9631156050e20f6ae90e11f2a5d5972e0a5b28f81578743350c5353b9231a