[INFO] cloning repository https://github.com/Luxvao/brpc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Luxvao/brpc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuxvao%2Fbrpc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuxvao%2Fbrpc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3e9375b13ce391b88283d52f6d00e3cb324d176
[INFO] fixing Luxvao/brpc against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuxvao%2Fbrpc" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Luxvao/brpc
[INFO] finished tweaking git repo https://github.com/Luxvao/brpc
[INFO] tweaked toml for git repo https://github.com/Luxvao/brpc written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Luxvao/brpc on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Luxvao/brpc 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dtor v0.1.0
[INFO] [stderr]   Downloaded ctor v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 727b403d01c7551605b47450605261cdd07fe0b7d2aa964012d5e809111d2906
[INFO] running `Command { std: "docker" "start" "727b403d01c7551605b47450605261cdd07fe0b7d2aa964012d5e809111d2906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "727b403d01c7551605b47450605261cdd07fe0b7d2aa964012d5e809111d2906" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "727b403d01c7551605b47450605261cdd07fe0b7d2aa964012d5e809111d2906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "727b403d01c7551605b47450605261cdd07fe0b7d2aa964012d5e809111d2906" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling dtor-proc-macro v0.0.6
[INFO] [stderr]     Checking dtor v0.1.0
[INFO] [stderr]     Checking ctor v0.6.0
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]     Checking syn v2.0.107
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking brpc_proc_macros v0.1.0 (/opt/rustwide/workdir/crates/brpc_proc_macros)
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]    --> crates/brpc_proc_macros/src/lib.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |     let ret = match stub_function.sig.output.clone() {
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]    --> crates/brpc_proc_macros/src/lib.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |     let ret = match stub_function.sig.output.clone() {
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]    --> crates/brpc_proc_macros/src/lib.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |     let ret = match stub_function.sig.output.clone() {
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking brpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking testing v0.1.0 (/opt/rustwide/workdir/crates/testing)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> crates/testing/src/lib.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn testing(param1: String) -> Result<(), brpc::error::RpcError> {}
[INFO] [stdout]   |    -------                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Result<(), RpcError>`, found `()`
[INFO] [stdout]   |    |
[INFO] [stdout]   |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]   |
[INFO] [stdout]   = note:   expected enum `Result<(), RpcError>`
[INFO] [stdout]           found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `testing` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> crates/testing/src/lib.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn testing(param1: String) -> Result<(), brpc::error::RpcError> {}
[INFO] [stdout]   |    -------                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Result<(), RpcError>`, found `()`
[INFO] [stdout]   |    |
[INFO] [stdout]   |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]   |
[INFO] [stdout]   = note:   expected enum `Result<(), RpcError>`
[INFO] [stdout]           found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `testing` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "727b403d01c7551605b47450605261cdd07fe0b7d2aa964012d5e809111d2906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "727b403d01c7551605b47450605261cdd07fe0b7d2aa964012d5e809111d2906", kill_on_drop: false }`
[INFO] [stdout] 727b403d01c7551605b47450605261cdd07fe0b7d2aa964012d5e809111d2906
