[INFO] fetching crate cipherstash-grpc-web-client 0.1.2...
[INFO] checking cipherstash-grpc-web-client-0.1.2 against master#e59540968e0c6fc3c37d92a639b83fc8fcee5e81 for pr-114559
[INFO] extracting crate cipherstash-grpc-web-client 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cipherstash-grpc-web-client 0.1.2 on toolchain e59540968e0c6fc3c37d92a639b83fc8fcee5e81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cipherstash-grpc-web-client 0.1.2
[INFO] finished tweaking crates.io crate cipherstash-grpc-web-client 0.1.2
[INFO] tweaked toml for crates.io crate cipherstash-grpc-web-client 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prost v0.9.0
[INFO] [stderr]   Downloaded tonic v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c96f4569e3c6c8e94682f75f7bcaec005f62a5b59aae20357b2da485525c396d
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[INFO] running `Command { std: "docker" "inspect" "c96f4569e3c6c8e94682f75f7bcaec005f62a5b59aae20357b2da485525c396d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c96f4569e3c6c8e94682f75f7bcaec005f62a5b59aae20357b2da485525c396d", kill_on_drop: false }`
[INFO] [stdout] c96f4569e3c6c8e94682f75f7bcaec005f62a5b59aae20357b2da485525c396d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 528a740e920be0c21ebf99e9f7366cbb8fe086c7bb831e9f56100b891cfccd49
[INFO] running `Command { std: "docker" "start" "-a" "528a740e920be0c21ebf99e9f7366cbb8fe086c7bb831e9f56100b891cfccd49", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.28
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[INFO] [stderr]     Checking cipherstash-grpc-web-client v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cx`
[INFO] [stdout]    --> src/call.rs:360:9
[INFO] [stdout]     |
[INFO] [stdout] 360 |         cx: &mut Context<'_>,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_cx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/call.rs:359:9
[INFO] [stdout]     |
[INFO] [stdout] 359 |         mut self: Pin<&mut Self>,
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cx`
[INFO] [stdout]    --> src/call.rs:360:9
[INFO] [stdout]     |
[INFO] [stdout] 360 |         cx: &mut Context<'_>,
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_cx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/call.rs:359:9
[INFO] [stdout]     |
[INFO] [stdout] 359 |         mut self: Pin<&mut Self>,
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Encode` is never constructed
[INFO] [stdout]   --> src/call.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | enum Mode {
[INFO] [stdout]    |      ---- variant in this enum
[INFO] [stdout] 50 |     Decode,
[INFO] [stdout] 51 |     Encode,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `server_request`, `server_response`, and `client_request` are never used
[INFO] [stdout]   --> src/call.rs:85:19
[INFO] [stdout]    |
[INFO] [stdout] 80 | impl<B> GrpcWebCall<B>
[INFO] [stdout]    | ---------------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 85 |     pub(crate) fn server_request(inner: B, encoding: Encoding) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub(crate) fn server_response(inner: B, encoding: Encoding) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub(crate) fn client_request(inner: B, encoding: Encoding) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_accept` is never used
[INFO] [stdout]    --> src/call.rs:407:19
[INFO] [stdout]     |
[INFO] [stdout] 402 | impl Encoding {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 407 |     pub(crate) fn from_accept(headers: &HeaderMap) -> Encoding {
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GRPC_WEB` is never used
[INFO] [stdout]   --> src/call.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub(crate) const GRPC_WEB: &str = "application/grpc-web";
[INFO] [stdout]    |                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_grpc_web` is never used
[INFO] [stdout]   --> src/call.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub(crate) fn is_grpc_web(headers: &HeaderMap) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `content_type` is never used
[INFO] [stdout]   --> src/call.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn content_type(headers: &HeaderMap) -> Option<&str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Encode` is never constructed
[INFO] [stdout]   --> src/call.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | enum Mode {
[INFO] [stdout]    |      ---- variant in this enum
[INFO] [stdout] 50 |     Decode,
[INFO] [stdout] 51 |     Encode,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `server_request`, `server_response`, and `client_request` are never used
[INFO] [stdout]   --> src/call.rs:85:19
[INFO] [stdout]    |
[INFO] [stdout] 80 | impl<B> GrpcWebCall<B>
[INFO] [stdout]    | ---------------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 85 |     pub(crate) fn server_request(inner: B, encoding: Encoding) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub(crate) fn server_response(inner: B, encoding: Encoding) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub(crate) fn client_request(inner: B, encoding: Encoding) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_grpc_web` is never used
[INFO] [stdout]   --> src/call.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub(crate) fn is_grpc_web(headers: &HeaderMap) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `content_type` is never used
[INFO] [stdout]   --> src/call.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn content_type(headers: &HeaderMap) -> Option<&str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.44s
[INFO] running `Command { std: "docker" "inspect" "528a740e920be0c21ebf99e9f7366cbb8fe086c7bb831e9f56100b891cfccd49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528a740e920be0c21ebf99e9f7366cbb8fe086c7bb831e9f56100b891cfccd49", kill_on_drop: false }`
[INFO] [stdout] 528a740e920be0c21ebf99e9f7366cbb8fe086c7bb831e9f56100b891cfccd49
