[INFO] cloning repository https://github.com/NalinDalal/news-feed-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NalinDalal/news-feed-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNalinDalal%2Fnews-feed-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNalinDalal%2Fnews-feed-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4db8873d3c50cf292d4c4cd0a37bcd8cbc0e019
[INFO] checking NalinDalal/news-feed-rust against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNalinDalal%2Fnews-feed-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NalinDalal/news-feed-rust
[INFO] finished tweaking git repo https://github.com/NalinDalal/news-feed-rust
[INFO] tweaked toml for git repo https://github.com/NalinDalal/news-feed-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NalinDalal/news-feed-rust on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NalinDalal/news-feed-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasi v0.14.5+wasi-0.2.4
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76cd94bf2dbde25a6c5ae2d142eaf9088f4441ac993935fdadd05b3e58d10a94
[INFO] running `Command { std: "docker" "start" "-a" "76cd94bf2dbde25a6c5ae2d142eaf9088f4441ac993935fdadd05b3e58d10a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76cd94bf2dbde25a6c5ae2d142eaf9088f4441ac993935fdadd05b3e58d10a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76cd94bf2dbde25a6c5ae2d142eaf9088f4441ac993935fdadd05b3e58d10a94", kill_on_drop: false }`
[INFO] [stdout] 76cd94bf2dbde25a6c5ae2d142eaf9088f4441ac993935fdadd05b3e58d10a94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a90c2c887b466e245336c8b63d787bab55952883f2ed62c2324cb71d8bddc769
[INFO] running `Command { std: "docker" "start" "-a" "a90c2c887b466e245336c8b63d787bab55952883f2ed62c2324cb71d8bddc769", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.19
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[INFO] [stdout] warning: field `user_id` is never read
[INFO] [stdout]   --> src/main.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct FanoutMessage {
[INFO] [stdout]    |        ------------- field in this struct
[INFO] [stdout] 37 |     post_id: String,
[INFO] [stdout] 38 |     user_id: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FanoutMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_following` is never used
[INFO] [stdout]    --> src/main.rs:138:8
[INFO] [stdout]     |
[INFO] [stdout]  74 | impl CacheLayer {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 138 |     fn get_following(&self, user_id: &str) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_post` is never used
[INFO] [stdout]    --> src/main.rs:304:14
[INFO] [stdout]     |
[INFO] [stdout] 273 | impl PostService {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 304 |     async fn get_post(&self, post_id: &str) -> Option<Post> {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `user_id` is never read
[INFO] [stdout]   --> src/main.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct FanoutMessage {
[INFO] [stdout]    |        ------------- field in this struct
[INFO] [stdout] 37 |     post_id: String,
[INFO] [stdout] 38 |     user_id: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FanoutMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_following` is never used
[INFO] [stdout]    --> src/main.rs:138:8
[INFO] [stdout]     |
[INFO] [stdout]  74 | impl CacheLayer {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 138 |     fn get_following(&self, user_id: &str) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_post` is never used
[INFO] [stdout]    --> src/main.rs:304:14
[INFO] [stdout]     |
[INFO] [stdout] 273 | impl PostService {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 304 |     async fn get_post(&self, post_id: &str) -> Option<Post> {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.63s
[INFO] running `Command { std: "docker" "inspect" "a90c2c887b466e245336c8b63d787bab55952883f2ed62c2324cb71d8bddc769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a90c2c887b466e245336c8b63d787bab55952883f2ed62c2324cb71d8bddc769", kill_on_drop: false }`
[INFO] [stdout] a90c2c887b466e245336c8b63d787bab55952883f2ed62c2324cb71d8bddc769