[INFO] cloning repository https://github.com/agend/tower-grpc-bench [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/agend/tower-grpc-bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagend%2Ftower-grpc-bench"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagend%2Ftower-grpc-bench'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e5aaeacca4aec947b0a3493836b2316b7b28c2c5 [INFO] checking agend/tower-grpc-bench against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagend%2Ftower-grpc-bench" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/agend/tower-grpc-bench on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/agend/tower-grpc-bench [INFO] finished tweaking git repo https://github.com/agend/tower-grpc-bench [INFO] tweaked toml for git repo https://github.com/agend/tower-grpc-bench written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/agend/tower-grpc-bench already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 77f62ca535a1e17385b907dc41f1ba8773de5f263cc9cb865c4e29059635e3f7 [INFO] running `"docker" "start" "-a" "77f62ca535a1e17385b907dc41f1ba8773de5f263cc9cb865c4e29059635e3f7"` [INFO] [stderr] Checking either v1.5.1 [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Checking tower-service v0.2.0 [INFO] [stderr] Compiling codegen v0.1.1 (https://github.com/carllerche/codegen#87e270f7) [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking tokio-threadpool v0.1.13 [INFO] [stderr] Compiling backtrace v0.3.14 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Checking tower-layer v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tower-discover v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Checking tower-buffer v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tower-timeout v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tower-retry v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tower-filter v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tower-rate-limit v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tower-load-shed v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tower-in-flight-limit v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.16 [INFO] [stderr] Checking tokio-buf v0.1.0 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Compiling prost-build v0.5.0 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking tower-util v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-connect v0.1.0 (https://github.com/carllerche/tokio-connect#f7ad1ca4) [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking stopwatch v0.0.7 [INFO] [stderr] Compiling tempfile v3.0.7 [INFO] [stderr] Checking tower-reconnect v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tower-balance v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tower v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tower-http-service v0.1.0 (https://github.com/tower-rs/tower-http#6d7a9fdc) [INFO] [stderr] Checking h2 v0.1.17 [INFO] [stderr] Checking tower-add-origin v0.1.0 (https://github.com/tower-rs/tower-http#6d7a9fdc) [INFO] [stderr] Checking tokio v0.1.18 [INFO] [stderr] Compiling prost-derive v0.5.0 [INFO] [stderr] Checking tower-h2 v0.1.0 (https://github.com/tower-rs/tower-h2#ac7ea5bd) [INFO] [stderr] Compiling prost v0.5.0 [INFO] [stderr] Checking tower-grpc v0.1.0 (https://github.com/tower-rs/tower-grpc#979567f3) [INFO] [stderr] Compiling prost-types v0.5.0 [INFO] [stderr] Compiling tower-grpc-build v0.1.0 (https://github.com/tower-rs/tower-grpc#979567f3) [INFO] [stderr] Compiling tower-grpc-bench v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `request` [INFO] [stderr] --> src/helloworld/server.rs:29:29 [INFO] [stderr] | [INFO] [stderr] 29 | fn say_hello(&mut self, request: Request) -> Self::SayHelloFuture { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_request` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `FutureResult` [INFO] [stderr] --> src/helloworld/client.rs:14:38 [INFO] [stderr] | [INFO] [stderr] 14 | use futures::future::{loop_fn, Loop, FutureResult}; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Async` [INFO] [stderr] --> src/helloworld/client.rs:16:29 [INFO] [stderr] | [INFO] [stderr] 16 | use futures::{Future, Poll, Async}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::executor::DefaultExecutor` [INFO] [stderr] --> src/helloworld/client.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use tokio::executor::DefaultExecutor; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ConnectFuture` [INFO] [stderr] --> src/helloworld/client.rs:18:23 [INFO] [stderr] | [INFO] [stderr] 18 | use tokio::net::tcp::{ConnectFuture, TcpStream}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/helloworld/client.rs:70:23 [INFO] [stderr] | [INFO] [stderr] 70 | type Future = Box + Send>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `request` [INFO] [stderr] --> src/helloworld/server.rs:29:29 [INFO] [stderr] | [INFO] [stderr] 29 | fn say_hello(&mut self, request: Request) -> Self::SayHelloFuture { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_request` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `FutureResult` [INFO] [stderr] --> src/helloworld/client.rs:14:38 [INFO] [stderr] | [INFO] [stderr] 14 | use futures::future::{loop_fn, Loop, FutureResult}; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Async` [INFO] [stderr] --> src/helloworld/client.rs:16:29 [INFO] [stderr] | [INFO] [stderr] 16 | use futures::{Future, Poll, Async}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::executor::DefaultExecutor` [INFO] [stderr] --> src/helloworld/client.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use tokio::executor::DefaultExecutor; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ConnectFuture` [INFO] [stderr] --> src/helloworld/client.rs:18:23 [INFO] [stderr] | [INFO] [stderr] 18 | use tokio::net::tcp::{ConnectFuture, TcpStream}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/helloworld/client.rs:70:23 [INFO] [stderr] | [INFO] [stderr] 70 | type Future = Box + Send>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 32s [INFO] running `"docker" "inspect" "77f62ca535a1e17385b907dc41f1ba8773de5f263cc9cb865c4e29059635e3f7"` [INFO] running `"docker" "rm" "-f" "77f62ca535a1e17385b907dc41f1ba8773de5f263cc9cb865c4e29059635e3f7"` [INFO] [stdout] 77f62ca535a1e17385b907dc41f1ba8773de5f263cc9cb865c4e29059635e3f7