[INFO] fetching crate protobuf-codegen3 2.28.2... [INFO] checking protobuf-codegen3-2.28.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate protobuf-codegen3 2.28.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate protobuf-codegen3 2.28.2 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate protobuf-codegen3 2.28.2 [INFO] finished tweaking crates.io crate protobuf-codegen3 2.28.2 [INFO] tweaked toml for crates.io crate protobuf-codegen3 2.28.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate protobuf-codegen3 2.28.2 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6c5011db4c52ff46b73ebe753b9942d30b91586887805628316fabc3417b727d [INFO] running `Command { std: "docker" "start" "-a" "6c5011db4c52ff46b73ebe753b9942d30b91586887805628316fabc3417b727d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c5011db4c52ff46b73ebe753b9942d30b91586887805628316fabc3417b727d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c5011db4c52ff46b73ebe753b9942d30b91586887805628316fabc3417b727d", kill_on_drop: false }` [INFO] [stdout] 6c5011db4c52ff46b73ebe753b9942d30b91586887805628316fabc3417b727d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c062969f4372b70b7b185f117aaa678016f89f35ce2b68976b86789a913193dc [INFO] running `Command { std: "docker" "start" "-a" "c062969f4372b70b7b185f117aaa678016f89f35ce2b68976b86789a913193dc", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling protobuf v2.28.0 [INFO] [stderr] Checking protobuf-codegen3 v2.28.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/message.rs:97:45 [INFO] [stdout] | [INFO] [stdout] 52 | impl<'a> MessageGen<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 97 | fn required_fields(&'a self) -> Vec<&'a FieldGen> { [INFO] [stdout] | ^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/message.rs:107:44 [INFO] [stdout] | [INFO] [stdout] 52 | impl<'a> MessageGen<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 107 | fn message_fields(&'a self) -> Vec<&'a FieldGen> { [INFO] [stdout] | ^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/message.rs:114:49 [INFO] [stdout] | [INFO] [stdout] 52 | impl<'a> MessageGen<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 114 | fn fields_except_oneof(&'a self) -> Vec<&'a FieldGen> { [INFO] [stdout] | ^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/message.rs:118:49 [INFO] [stdout] | [INFO] [stdout] 52 | impl<'a> MessageGen<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 118 | fn fields_except_group(&'a self) -> Vec<&'a FieldGen> { [INFO] [stdout] | ^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/message.rs:125:59 [INFO] [stdout] | [INFO] [stdout] 52 | impl<'a> MessageGen<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 125 | fn fields_except_oneof_and_group(&'a self) -> Vec<&'a FieldGen> { [INFO] [stdout] | ^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/message.rs:97:45 [INFO] [stdout] | [INFO] [stdout] 52 | impl<'a> MessageGen<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 97 | fn required_fields(&'a self) -> Vec<&'a FieldGen> { [INFO] [stdout] | ^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/message.rs:107:44 [INFO] [stdout] | [INFO] [stdout] 52 | impl<'a> MessageGen<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 107 | fn message_fields(&'a self) -> Vec<&'a FieldGen> { [INFO] [stdout] | ^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/message.rs:114:49 [INFO] [stdout] | [INFO] [stdout] 52 | impl<'a> MessageGen<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 114 | fn fields_except_oneof(&'a self) -> Vec<&'a FieldGen> { [INFO] [stdout] | ^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/message.rs:118:49 [INFO] [stdout] | [INFO] [stdout] 52 | impl<'a> MessageGen<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 118 | fn fields_except_group(&'a self) -> Vec<&'a FieldGen> { [INFO] [stdout] | ^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/message.rs:125:59 [INFO] [stdout] | [INFO] [stdout] 52 | impl<'a> MessageGen<'a> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 125 | fn fields_except_oneof_and_group(&'a self) -> Vec<&'a FieldGen> { [INFO] [stdout] | ^^^^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/field/mod.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 233 | Message( [INFO] [stdout] | ------- field in this variant [INFO] [stdout] 234 | String, [INFO] [stdout] 235 | String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FieldElem` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 235 | (), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/field/mod.rs:240:18 [INFO] [stdout] | [INFO] [stdout] 240 | Enum(String, String, RustIdent), [INFO] [stdout] | ---- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `FieldElem` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 240 | Enum(String, (), RustIdent), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/field/mod.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 233 | Message( [INFO] [stdout] | ------- field in this variant [INFO] [stdout] 234 | String, [INFO] [stdout] 235 | String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FieldElem` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 235 | (), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/field/mod.rs:240:18 [INFO] [stdout] | [INFO] [stdout] 240 | Enum(String, String, RustIdent), [INFO] [stdout] | ---- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `FieldElem` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 240 | Enum(String, (), RustIdent), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.06s [INFO] running `Command { std: "docker" "inspect" "c062969f4372b70b7b185f117aaa678016f89f35ce2b68976b86789a913193dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c062969f4372b70b7b185f117aaa678016f89f35ce2b68976b86789a913193dc", kill_on_drop: false }` [INFO] [stdout] c062969f4372b70b7b185f117aaa678016f89f35ce2b68976b86789a913193dc