[INFO] updating cached repository agend/tower-grpc-bench [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/agend/tower-grpc-bench [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/agend/tower-grpc-bench" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/agend/tower-grpc-bench"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/agend/tower-grpc-bench'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/agend/tower-grpc-bench" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/agend/tower-grpc-bench"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/agend/tower-grpc-bench'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e5aaeacca4aec947b0a3493836b2316b7b28c2c5 [INFO] sha for GitHub repo agend/tower-grpc-bench: e5aaeacca4aec947b0a3493836b2316b7b28c2c5 [INFO] validating manifest of agend/tower-grpc-bench on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of agend/tower-grpc-bench on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing agend/tower-grpc-bench [INFO] finished frobbing agend/tower-grpc-bench [INFO] frobbed toml for agend/tower-grpc-bench written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/agend/tower-grpc-bench/Cargo.toml [INFO] started frobbing agend/tower-grpc-bench [INFO] finished frobbing agend/tower-grpc-bench [INFO] frobbed toml for agend/tower-grpc-bench written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/agend/tower-grpc-bench/Cargo.toml [INFO] crate agend/tower-grpc-bench already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking agend/tower-grpc-bench against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/agend/tower-grpc-bench:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 551e6f2a2f1c1cbc2ed7b29e303bd7498a074e3b90f4b339ad33edbc9fc5a0dd [INFO] running `"docker" "start" "-a" "551e6f2a2f1c1cbc2ed7b29e303bd7498a074e3b90f4b339ad33edbc9fc5a0dd"` [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling either v1.5.1 [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] Checking env_logger v0.5.13 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Checking mio-uds v0.6.7 [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] Checking bytes v0.4.12 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling which v2.0.1 [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-in-flight-limit 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-load-shed 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-filter v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Compiling prost-build v0.5.0 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-buf v0.1.0 [INFO] [stderr] Checking http v0.1.16 [INFO] [stderr] Checking tower-util v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tokio-connect v0.1.0 (https://github.com/carllerche/tokio-connect#f7ad1ca4) [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tower-balance v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tower-reconnect v0.1.0 (https://github.com/tower-rs/tower#d7516c32) [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-tcp 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 tokio v0.1.18 [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] 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/crater/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 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 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 13s [INFO] running `"docker" "inspect" "551e6f2a2f1c1cbc2ed7b29e303bd7498a074e3b90f4b339ad33edbc9fc5a0dd"` [INFO] running `"docker" "rm" "-f" "551e6f2a2f1c1cbc2ed7b29e303bd7498a074e3b90f4b339ad33edbc9fc5a0dd"` [INFO] [stdout] 551e6f2a2f1c1cbc2ed7b29e303bd7498a074e3b90f4b339ad33edbc9fc5a0dd