[INFO] cloning repository https://github.com/hicqu/tower-grpc-learn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hicqu/tower-grpc-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhicqu%2Ftower-grpc-learn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhicqu%2Ftower-grpc-learn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 56130161e362d33ed9c66cad873a3260ead2a3f9 [INFO] checking hicqu/tower-grpc-learn against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhicqu%2Ftower-grpc-learn" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hicqu/tower-grpc-learn on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hicqu/tower-grpc-learn [INFO] finished tweaking git repo https://github.com/hicqu/tower-grpc-learn [INFO] tweaked toml for git repo https://github.com/hicqu/tower-grpc-learn written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/hicqu/tower-grpc-learn 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/tower-rs/tower-grpc` [INFO] [stderr] Updating git repository `https://github.com/tower-rs/tower-hyper` [INFO] [stderr] Updating git repository `https://github.com/tower-rs/tower-http` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Updating git repository `https://github.com/hyperium/http-connection` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tower-layer v0.1.0 [INFO] [stderr] Downloaded tower-util v0.1.0 [INFO] [stderr] Downloaded prost-derive v0.5.0 [INFO] [stderr] Downloaded codegen v0.1.1 [INFO] [stderr] Downloaded mio v0.6.17 [INFO] [stderr] Downloaded prost-types v0.5.0 [INFO] [stderr] Downloaded tokio v0.1.20 [INFO] [stderr] Downloaded hyper v0.12.29 [INFO] [stderr] Downloaded h2 v0.1.20 [INFO] [stderr] Downloaded backtrace v0.3.18 [INFO] [stderr] Downloaded multimap v0.4.0 [INFO] [stderr] Downloaded prost v0.5.0 [INFO] [stderr] Downloaded tower-service v0.2.0 [INFO] [stderr] Downloaded prost-build v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7ddc75d47bdfe6a01176771d267932e77730619e338ea8b2d32c8b45726bc6d4 [INFO] running `Command { std: "docker" "start" "-a" "7ddc75d47bdfe6a01176771d267932e77730619e338ea8b2d32c8b45726bc6d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ddc75d47bdfe6a01176771d267932e77730619e338ea8b2d32c8b45726bc6d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ddc75d47bdfe6a01176771d267932e77730619e338ea8b2d32c8b45726bc6d4", kill_on_drop: false }` [INFO] [stdout] 7ddc75d47bdfe6a01176771d267932e77730619e338ea8b2d32c8b45726bc6d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab29f2537b0abee1bf15d4f05723bd7f09307791cec274e36782f7163724a71e [INFO] running `Command { std: "docker" "start" "-a" "ab29f2537b0abee1bf15d4f05723bd7f09307791cec274e36782f7163724a71e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.55 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking futures v0.1.27 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling backtrace v0.3.18 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Compiling rustc-demangle v0.1.14 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking tokio-executor v0.1.7 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking mio v0.6.17 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking tokio-sync v0.1.5 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking tower-service v0.2.0 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-threadpool v0.1.14 [INFO] [stderr] Checking string v0.1.3 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tower-layer v0.1.0 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking unicode-segmentation v1.3.0 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Checking h2 v0.1.20 [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Compiling prost-build v0.5.0 [INFO] [stderr] Checking tokio v0.1.20 [INFO] [stderr] Checking http-connection v0.1.0 (https://github.com/hyperium/http-connection#351d472c) [INFO] [stderr] Checking heck v0.3.1 [INFO] [stderr] Checking tempfile v3.0.8 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking tower-util v0.1.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking multimap v0.4.0 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking tower-http-util v0.1.0 (https://github.com/tower-rs/tower-http#044e0ed5) [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking codegen v0.1.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking tower-request-modifier v0.1.0 (https://github.com/tower-rs/tower-http#044e0ed5) [INFO] [stderr] Checking hyper v0.12.29 [INFO] [stderr] Compiling prost-derive v0.5.0 [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stderr] Checking tower-hyper v0.1.0 (https://github.com/tower-rs/tower-hyper#2eea4b53) [INFO] [stderr] Checking prost v0.5.0 [INFO] [stderr] Checking prost-types v0.5.0 [INFO] [stderr] Checking tower-grpc v0.1.1 (https://github.com/tower-rs/tower-grpc#5308ec0d) [INFO] [stderr] Checking tower-grpc-build v0.1.0 (https://github.com/tower-rs/tower-grpc#5308ec0d) [INFO] [stderr] Checking tower-grpc-learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 228 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 235 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 242 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 249 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 256 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 228 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 235 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 242 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 249 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 256 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 228 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 235 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 242 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 249 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 256 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 228 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 235 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 242 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 249 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/helloworld.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | Err(e) => return Err(From::from(e)), [INFO] [stdout] | ^^^^^^ matches no values because `tower_grpc::codegen::server::grpc::Never` is uninhabited [INFO] [stdout] ... [INFO] [stdout] 256 | let response = try_ready!(fut.poll()); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.54s [INFO] running `Command { std: "docker" "inspect" "ab29f2537b0abee1bf15d4f05723bd7f09307791cec274e36782f7163724a71e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab29f2537b0abee1bf15d4f05723bd7f09307791cec274e36782f7163724a71e", kill_on_drop: false }` [INFO] [stdout] ab29f2537b0abee1bf15d4f05723bd7f09307791cec274e36782f7163724a71e