[INFO] fetching crate protobuf-codegen-pure3 2.28.2...
[INFO] checking protobuf-codegen-pure3-2.28.2 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate protobuf-codegen-pure3 2.28.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate protobuf-codegen-pure3 2.28.2 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate protobuf-codegen-pure3 2.28.2
[INFO] finished tweaking crates.io crate protobuf-codegen-pure3 2.28.2
[INFO] tweaked toml for crates.io crate protobuf-codegen-pure3 2.28.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate protobuf-codegen-pure3 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protobuf-codegen3 v2.28.2
[INFO] [stderr]   Downloaded protobuf v2.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 742e0bde14205b7bc45703d5b89c3d6ca356eb9b23f6ee55c1541bc4a5a3efc6
[INFO] running `Command { std: "docker" "start" "-a" "742e0bde14205b7bc45703d5b89c3d6ca356eb9b23f6ee55c1541bc4a5a3efc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "742e0bde14205b7bc45703d5b89c3d6ca356eb9b23f6ee55c1541bc4a5a3efc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "742e0bde14205b7bc45703d5b89c3d6ca356eb9b23f6ee55c1541bc4a5a3efc6", kill_on_drop: false }`
[INFO] [stdout] 742e0bde14205b7bc45703d5b89c3d6ca356eb9b23f6ee55c1541bc4a5a3efc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f01fd9f46394a3246626a597af5d937fe89d9b0d5fcb2986e87e3ecfb9ae5f2f
[INFO] running `Command { std: "docker" "start" "-a" "f01fd9f46394a3246626a597af5d937fe89d9b0d5fcb2986e87e3ecfb9ae5f2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]     Checking protobuf-codegen3 v2.28.2
[INFO] [stderr]     Checking protobuf-codegen-pure3 v2.28.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `parser::ParserError`
[INFO] [stdout]  --> src/model.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use parser::ParserError;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser::ParserError`
[INFO] [stdout]  --> src/model.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use parser::ParserError;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:178:29
[INFO] [stdout]     |
[INFO] [stdout] 178 |     ParserErrorWithLocation(parser::ParserErrorWithLocation),
[INFO] [stdout]     |     ----------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[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] 178 |     ParserErrorWithLocation(()),
[INFO] [stdout]     |                             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:179:18
[INFO] [stdout]     |
[INFO] [stdout] 179 |     ConvertError(convert::ConvertError),
[INFO] [stdout]     |     ------------ ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[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] 179 |     ConvertError(()),
[INFO] [stdout]     |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/linked_hash_map.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |             Box::from_raw(cur);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 172 |             let _ = Box::from_raw(cur);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]     --> src/linked_hash_map.rs:1184:17
[INFO] [stdout]      |
[INFO] [stdout] 1184 |                 Box::from_raw(self.tail);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1184 |                 let _ = Box::from_raw(self.tail);
[INFO] [stdout]      |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]     --> src/parser.rs:2073:35
[INFO] [stdout]      |
[INFO] [stdout] 2073 |         if let FieldType::Group { name, fields } = &mess.regular_fields_for_test()[1].typ {
[INFO] [stdout]      |                                   ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:178:29
[INFO] [stdout]     |
[INFO] [stdout] 178 |     ParserErrorWithLocation(parser::ParserErrorWithLocation),
[INFO] [stdout]     |     ----------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[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] 178 |     ParserErrorWithLocation(()),
[INFO] [stdout]     |                             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:179:18
[INFO] [stdout]     |
[INFO] [stdout] 179 |     ConvertError(convert::ConvertError),
[INFO] [stdout]     |     ------------ ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[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] 179 |     ConvertError(()),
[INFO] [stdout]     |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/linked_hash_map.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |             Box::from_raw(cur);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 172 |             let _ = Box::from_raw(cur);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]     --> src/linked_hash_map.rs:1184:17
[INFO] [stdout]      |
[INFO] [stdout] 1184 |                 Box::from_raw(self.tail);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1184 |                 let _ = Box::from_raw(self.tail);
[INFO] [stdout]      |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `Command { std: "docker" "inspect" "f01fd9f46394a3246626a597af5d937fe89d9b0d5fcb2986e87e3ecfb9ae5f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f01fd9f46394a3246626a597af5d937fe89d9b0d5fcb2986e87e3ecfb9ae5f2f", kill_on_drop: false }`
[INFO] [stdout] f01fd9f46394a3246626a597af5d937fe89d9b0d5fcb2986e87e3ecfb9ae5f2f
