[INFO] fetching crate router-xiaobei-macro 0.1.0...
[INFO] checking router-xiaobei-macro-0.1.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate router-xiaobei-macro 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate router-xiaobei-macro 0.1.0 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate router-xiaobei-macro 0.1.0
[INFO] finished tweaking crates.io crate router-xiaobei-macro 0.1.0
[INFO] tweaked toml for crates.io crate router-xiaobei-macro 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] b52a44dfdeccdc480a6116e1c1ff30831449f7fa7baff0bae1efaff6d22828a9
[INFO] running `Command { std: "docker" "start" "-a" "b52a44dfdeccdc480a6116e1c1ff30831449f7fa7baff0bae1efaff6d22828a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b52a44dfdeccdc480a6116e1c1ff30831449f7fa7baff0bae1efaff6d22828a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b52a44dfdeccdc480a6116e1c1ff30831449f7fa7baff0bae1efaff6d22828a9", kill_on_drop: false }`
[INFO] [stdout] b52a44dfdeccdc480a6116e1c1ff30831449f7fa7baff0bae1efaff6d22828a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 7f952842a92a4257fbf07224a9b7d29c6bdd4a20d9e2b2ac07ac357748b42d36
[INFO] running `Command { std: "docker" "start" "-a" "7f952842a92a4257fbf07224a9b7d29c6bdd4a20d9e2b2ac07ac357748b42d36", 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] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking router-xiaobei-macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/route_macro.rs:76:5
[INFO] [stdout]     |
[INFO] [stdout] 76  | /     if let RouteAttr::Path(ref path) = args.attrs[0] {
[INFO] [stdout] 77  | |         // vec![":id", ":name", ...]
[INFO] [stdout] 78  | |         let path_params: Vec<String> = match path {
[INFO] [stdout] 79  | |             Lit::Str(path) => path
[INFO] [stdout] ...   |
[INFO] [stdout] 99  | |         tokens.push(route_handler_mod);
[INFO] [stdout] 100 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `types`
[INFO] [stdout]   --> src/route_macro.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let types = as_param_types(&params);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_types`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path_params_map`
[INFO] [stdout]    --> src/route_macro.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     let path_params_map: HashSet<String> = path_params.clone().into_iter().collect();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_params_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/route_macro.rs:76:5
[INFO] [stdout]     |
[INFO] [stdout] 76  | /     if let RouteAttr::Path(ref path) = args.attrs[0] {
[INFO] [stdout] 77  | |         // vec![":id", ":name", ...]
[INFO] [stdout] 78  | |         let path_params: Vec<String> = match path {
[INFO] [stdout] 79  | |             Lit::Str(path) => path
[INFO] [stdout] ...   |
[INFO] [stdout] 99  | |         tokens.push(route_handler_mod);
[INFO] [stdout] 100 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `types`
[INFO] [stdout]   --> src/route_macro.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let types = as_param_types(&params);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_types`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path_params_map`
[INFO] [stdout]    --> src/route_macro.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     let path_params_map: HashSet<String> = path_params.clone().into_iter().collect();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_params_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.43s
[INFO] running `Command { std: "docker" "inspect" "7f952842a92a4257fbf07224a9b7d29c6bdd4a20d9e2b2ac07ac357748b42d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f952842a92a4257fbf07224a9b7d29c6bdd4a20d9e2b2ac07ac357748b42d36", kill_on_drop: false }`
[INFO] [stdout] 7f952842a92a4257fbf07224a9b7d29c6bdd4a20d9e2b2ac07ac357748b42d36