[INFO] cloning repository https://github.com/bdav87/rust-blog-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bdav87/rust-blog-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdav87%2Frust-blog-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdav87%2Frust-blog-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c037055252cfad2bb0f2639d796210caf05c4ed9
[INFO] documenting bdav87/rust-blog-example against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdav87%2Frust-blog-example" "/workspace/builds/worker-38/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-38/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bdav87/rust-blog-example on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bdav87/rust-blog-example
[INFO] finished tweaking git repo https://github.com/bdav87/rust-blog-example
[INFO] tweaked toml for git repo https://github.com/bdav87/rust-blog-example written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate git repo https://github.com/bdav87/rust-blog-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 140a2f444d7464861fe02a6f2333a6b47fb7bc1100bc995161b316649d6cd7c6
[INFO] running `Command { std: "docker" "start" "-a" "140a2f444d7464861fe02a6f2333a6b47fb7bc1100bc995161b316649d6cd7c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "140a2f444d7464861fe02a6f2333a6b47fb7bc1100bc995161b316649d6cd7c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "140a2f444d7464861fe02a6f2333a6b47fb7bc1100bc995161b316649d6cd7c6", kill_on_drop: false }`
[INFO] [stdout] 140a2f444d7464861fe02a6f2333a6b47fb7bc1100bc995161b316649d6cd7c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 311d84435913ce3b98c0713d9efa9b91ace0fc9e327869b64d41390c6629524b
[INFO] running `Command { std: "docker" "start" "-a" "311d84435913ce3b98c0713d9efa9b91ace0fc9e327869b64d41390c6629524b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting rust-blog-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rust-blog-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/lib.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn add_text<'a>(&self, text: &'a str) -> &'a str {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]    --> src/lib.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn add_text<'a>(&self, text: &'a str) -> &'a str {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `Command { std: "docker" "inspect" "311d84435913ce3b98c0713d9efa9b91ace0fc9e327869b64d41390c6629524b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "311d84435913ce3b98c0713d9efa9b91ace0fc9e327869b64d41390c6629524b", kill_on_drop: false }`
[INFO] [stdout] 311d84435913ce3b98c0713d9efa9b91ace0fc9e327869b64d41390c6629524b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 91887869aed8fcecbdabfc4df4181dba34788362fe88acad337fd40c93b1d535
[INFO] running `Command { std: "docker" "start" "-a" "91887869aed8fcecbdabfc4df4181dba34788362fe88acad337fd40c93b1d535", kill_on_drop: false }`
[INFO] [stderr]  Documenting rust-blog-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "91887869aed8fcecbdabfc4df4181dba34788362fe88acad337fd40c93b1d535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91887869aed8fcecbdabfc4df4181dba34788362fe88acad337fd40c93b1d535", kill_on_drop: false }`
[INFO] [stdout] 91887869aed8fcecbdabfc4df4181dba34788362fe88acad337fd40c93b1d535