[INFO] fetching crate prost-reflect 0.12.0...
[INFO] checking prost-reflect-0.12.0 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate prost-reflect 0.12.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate prost-reflect 0.12.0 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prost-reflect 0.12.0
[INFO] removed 1 missing tests
[INFO] finished tweaking crates.io crate prost-reflect 0.12.0
[INFO] tweaked toml for crates.io crate prost-reflect 0.12.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prost-reflect-derive v0.12.0
[INFO] [stderr]   Downloaded protox-parse v0.4.1
[INFO] [stderr]   Downloaded protox v0.4.1
[INFO] [stderr]   Downloaded prost-reflect v0.11.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6a03de841d41720ad9be62fed8e366aeb095f6aa851d796533fb26fc75888c9
[INFO] running `Command { std: "docker" "start" "-a" "b6a03de841d41720ad9be62fed8e366aeb095f6aa851d796533fb26fc75888c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6a03de841d41720ad9be62fed8e366aeb095f6aa851d796533fb26fc75888c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a03de841d41720ad9be62fed8e366aeb095f6aa851d796533fb26fc75888c9", kill_on_drop: false }`
[INFO] [stdout] b6a03de841d41720ad9be62fed8e366aeb095f6aa851d796533fb26fc75888c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c057f4654d3ed744fd32eb1fa20fd5bf32cbcb336dea6979d8ebfce4159028a
[INFO] running `Command { std: "docker" "start" "-a" "4c057f4654d3ed744fd32eb1fa20fd5bf32cbcb336dea6979d8ebfce4159028a", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling anyhow v1.0.80
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[INFO] [stdout] error[E0583]: file not found for module `tests`
[INFO] [stdout]  --> src/descriptor/mod.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | mod tests;
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `tests`, create file "src/descriptor/tests.rs" or "src/descriptor/tests/mod.rs"
[INFO] [stdout]   = note: if there is a `mod tests` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/descriptor/mod.rs:168:25
[INFO] [stdout]     |
[INFO] [stdout] 168 |     Field(MessageIndex, FieldIndex),
[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] 168 |     Field(MessageIndex, ()),
[INFO] [stdout]     |                         ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/descriptor/mod.rs:169:25
[INFO] [stdout]     |
[INFO] [stdout] 169 |     Oneof(MessageIndex, OneofIndex),
[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] 169 |     Oneof(MessageIndex, ()),
[INFO] [stdout]     |                         ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/descriptor/mod.rs:171:26
[INFO] [stdout]     |
[INFO] [stdout] 171 |     Method(ServiceIndex, MethodIndex),
[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] 171 |     Method(ServiceIndex, ()),
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/descriptor/mod.rs:173:26
[INFO] [stdout]     |
[INFO] [stdout] 173 |     EnumValue(EnumIndex, EnumValueIndex),
[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] 173 |     EnumValue(EnumIndex, ()),
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `text_name` and `cardinality` are never used
[INFO] [stdout]   --> src/dynamic/fields.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) trait FieldDescriptorLike: fmt::Debug {
[INFO] [stdout]    |                  ------------------- methods in this trait
[INFO] [stdout] 16 |     fn text_name(&self) -> &str;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn cardinality(&self) -> Cardinality;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/dynamic/fields.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |     Unknown(u32, &'a UnknownFieldSet),
[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] 54 |     Unknown((), &'a UnknownFieldSet),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prost-reflect` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4c057f4654d3ed744fd32eb1fa20fd5bf32cbcb336dea6979d8ebfce4159028a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c057f4654d3ed744fd32eb1fa20fd5bf32cbcb336dea6979d8ebfce4159028a", kill_on_drop: false }`
[INFO] [stdout] 4c057f4654d3ed744fd32eb1fa20fd5bf32cbcb336dea6979d8ebfce4159028a
