[INFO] fetching crate groupcache-pb 0.3.0... [INFO] checking groupcache-pb-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate groupcache-pb 0.3.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate groupcache-pb 0.3.0 [INFO] finished tweaking crates.io crate groupcache-pb 0.3.0 [INFO] tweaked toml for crates.io crate groupcache-pb 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate groupcache-pb 0.3.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate groupcache-pb 0.3.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fa98eb145df9ebfd5146a90dec84adda0109bc8e8f2f2e2306d9f79e3a2b6f5b [INFO] running `Command { std: "docker" "start" "-a" "fa98eb145df9ebfd5146a90dec84adda0109bc8e8f2f2e2306d9f79e3a2b6f5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fa98eb145df9ebfd5146a90dec84adda0109bc8e8f2f2e2306d9f79e3a2b6f5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa98eb145df9ebfd5146a90dec84adda0109bc8e8f2f2e2306d9f79e3a2b6f5b", kill_on_drop: false }` [INFO] [stdout] fa98eb145df9ebfd5146a90dec84adda0109bc8e8f2f2e2306d9f79e3a2b6f5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd5c9ac272a757b78f97e16e29771b432deed80419cd6dd9beccd91c6d6508bd [INFO] running `Command { std: "docker" "start" "-a" "bd5c9ac272a757b78f97e16e29771b432deed80419cd6dd9beccd91c6d6508bd", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling anyhow v1.0.95 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling pulldown-cmark v0.13.0 [INFO] [stderr] Compiling rustix v0.38.42 [INFO] [stderr] Compiling prettyplease v0.2.25 [INFO] [stderr] Checking indexmap v2.12.0 [INFO] [stderr] Checking http v1.3.1 [INFO] [stderr] Checking unicode-ident v1.0.14 [INFO] [stderr] Checking mio v1.0.3 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling multimap v0.10.0 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling itertools v0.13.0 [INFO] [stderr] Checking heck v0.5.0 [INFO] [stderr] Checking petgraph v0.6.5 [INFO] [stderr] Checking pulldown-cmark-to-cmark v21.0.0 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Checking http-body v1.0.1 [INFO] [stderr] Checking http-body-util v0.1.2 [INFO] [stderr] Compiling syn v2.0.92 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking axum-core v0.5.5 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Compiling tempfile v3.14.0 [INFO] [stderr] Checking tonic-build v0.14.2 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Compiling prost-derive v0.14.1 [INFO] [stderr] Compiling tracing-attributes v0.1.28 [INFO] [stderr] Compiling pin-project-internal v1.1.7 [INFO] [stderr] Compiling async-trait v0.1.83 [INFO] [stderr] Checking tokio v1.48.0 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking pin-project v1.1.7 [INFO] [stderr] Compiling prost v0.14.1 [INFO] [stderr] Checking prost-types v0.14.1 [INFO] [stderr] Checking prost-build v0.14.1 [INFO] [stderr] Checking tonic-prost-build v0.14.2 [INFO] [stderr] Compiling groupcache-pb v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking tokio-util v0.7.13 [INFO] [stderr] Checking tokio-stream v0.1.17 [INFO] [stderr] Checking h2 v0.4.7 [INFO] [stderr] Checking tower v0.5.2 [INFO] [stderr] Checking axum v0.8.6 [INFO] [stderr] Checking hyper v1.7.0 [INFO] [stderr] Checking hyper-util v0.1.17 [INFO] [stderr] Checking hyper-timeout v0.5.2 [INFO] [stderr] Checking tonic v0.14.2 [INFO] [stderr] Checking tonic-prost v0.14.2 [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/groupcache_pb.rs:278:42 [INFO] [stdout] | [INFO] [stdout] 278 | let fut = async move { [INFO] [stdout] | __________________________________________^ [INFO] [stdout] 279 | | let method = GetSvc(inner); [INFO] [stdout] 280 | | let codec = tonic_prost::ProstCodec::default(); [INFO] [stdout] 281 | | let mut grpc = tonic::server::Grpc::new(codec) [INFO] [stdout] ... | [INFO] [stdout] 291 | | Ok(res) [INFO] [stdout] 292 | | }; [INFO] [stdout] | |_____________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/groupcache_pb.rs:291:25 [INFO] [stdout] | [INFO] [stdout] 291 | Ok(res) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/groupcache_pb.rs:321:42 [INFO] [stdout] | [INFO] [stdout] 321 | let fut = async move { [INFO] [stdout] | __________________________________________^ [INFO] [stdout] 322 | | let method = RemoveSvc(inner); [INFO] [stdout] 323 | | let codec = tonic_prost::ProstCodec::default(); [INFO] [stdout] 324 | | let mut grpc = tonic::server::Grpc::new(codec) [INFO] [stdout] ... | [INFO] [stdout] 334 | | Ok(res) [INFO] [stdout] 335 | | }; [INFO] [stdout] | |_____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/groupcache_pb.rs:334:25 [INFO] [stdout] | [INFO] [stdout] 334 | Ok(res) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/groupcache_pb.rs:339:41 [INFO] [stdout] | [INFO] [stdout] 339 | Box::pin(async move { [INFO] [stdout] | _________________________________________^ [INFO] [stdout] 340 | | let mut response = http::Response::new( [INFO] [stdout] 341 | | tonic::body::Body::default(), [INFO] [stdout] 342 | | ); [INFO] [stdout] ... | [INFO] [stdout] 354 | | Ok(response) [INFO] [stdout] 355 | | }) [INFO] [stdout] | |_____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/groupcache_pb.rs:354:25 [INFO] [stdout] | [INFO] [stdout] 354 | Ok(response) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `groupcache-pb` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/groupcache_pb.rs:278:42 [INFO] [stdout] | [INFO] [stdout] 278 | let fut = async move { [INFO] [stdout] | __________________________________________^ [INFO] [stdout] 279 | | let method = GetSvc(inner); [INFO] [stdout] 280 | | let codec = tonic_prost::ProstCodec::default(); [INFO] [stdout] 281 | | let mut grpc = tonic::server::Grpc::new(codec) [INFO] [stdout] ... | [INFO] [stdout] 291 | | Ok(res) [INFO] [stdout] 292 | | }; [INFO] [stdout] | |_____________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/groupcache_pb.rs:291:25 [INFO] [stdout] | [INFO] [stdout] 291 | Ok(res) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/groupcache_pb.rs:321:42 [INFO] [stdout] | [INFO] [stdout] 321 | let fut = async move { [INFO] [stdout] | __________________________________________^ [INFO] [stdout] 322 | | let method = RemoveSvc(inner); [INFO] [stdout] 323 | | let codec = tonic_prost::ProstCodec::default(); [INFO] [stdout] 324 | | let mut grpc = tonic::server::Grpc::new(codec) [INFO] [stdout] ... | [INFO] [stdout] 334 | | Ok(res) [INFO] [stdout] 335 | | }; [INFO] [stdout] | |_____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/groupcache_pb.rs:334:25 [INFO] [stdout] | [INFO] [stdout] 334 | Ok(res) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/groupcache_pb.rs:339:41 [INFO] [stdout] | [INFO] [stdout] 339 | Box::pin(async move { [INFO] [stdout] | _________________________________________^ [INFO] [stdout] 340 | | let mut response = http::Response::new( [INFO] [stdout] 341 | | tonic::body::Body::default(), [INFO] [stdout] 342 | | ); [INFO] [stdout] ... | [INFO] [stdout] 354 | | Ok(response) [INFO] [stdout] 355 | | }) [INFO] [stdout] | |_____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/groupcache_pb.rs:354:25 [INFO] [stdout] | [INFO] [stdout] 354 | Ok(response) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `groupcache-pb` (lib test) due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "bd5c9ac272a757b78f97e16e29771b432deed80419cd6dd9beccd91c6d6508bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd5c9ac272a757b78f97e16e29771b432deed80419cd6dd9beccd91c6d6508bd", kill_on_drop: false }` [INFO] [stdout] bd5c9ac272a757b78f97e16e29771b432deed80419cd6dd9beccd91c6d6508bd