[INFO] fetching crate prosto_derive 0.11.23...
[INFO] checking prosto_derive-0.11.23 against master#49b6ac01d6f4c3da812039ae846407a20961aa4c for pr-154887
[INFO] extracting crate prosto_derive 0.11.23 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate prosto_derive 0.11.23
[INFO] finished tweaking crates.io crate prosto_derive 0.11.23
[INFO] tweaked toml for crates.io crate prosto_derive 0.11.23 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prosto_derive 0.11.23 on toolchain 49b6ac01d6f4c3da812039ae846407a20961aa4c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49b6ac01d6f4c3da812039ae846407a20961aa4c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate prosto_derive 0.11.23 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" "+49b6ac01d6f4c3da812039ae846407a20961aa4c" "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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+49b6ac01d6f4c3da812039ae846407a20961aa4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aea110b662a98f0f3423511fa0ef9ad6ec5f129dd0795e719d4d050a35a22c1c
[INFO] running `Command { std: "docker" "start" "-a" "aea110b662a98f0f3423511fa0ef9ad6ec5f129dd0795e719d4d050a35a22c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aea110b662a98f0f3423511fa0ef9ad6ec5f129dd0795e719d4d050a35a22c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aea110b662a98f0f3423511fa0ef9ad6ec5f129dd0795e719d4d050a35a22c1c", kill_on_drop: false }`
[INFO] [stdout] aea110b662a98f0f3423511fa0ef9ad6ec5f129dd0795e719d4d050a35a22c1c
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+49b6ac01d6f4c3da812039ae846407a20961aa4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4873dec7c447ae10c8b29a1e7a77f080d39e35251c0156c28e11420bc568eca2
[INFO] running `Command { std: "docker" "start" "-a" "4873dec7c447ae10c8b29a1e7a77f080d39e35251c0156c28e11420bc568eca2", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.23
[INFO] [stderr]     Checking proc-macro2 v1.0.106
[INFO] [stderr]     Checking quote v1.0.44
[INFO] [stderr]     Checking syn v2.0.115
[INFO] [stderr]     Checking prosto_derive v0.11.23 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/proto_message/mod.rs:20:44
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub(crate) fn build_validate_with_ext_impl(config: &UnifiedProtoConfig) -> TokenStream2 {
[INFO] [stdout]    |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/proto_message/mod.rs:20:44
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub(crate) fn build_validate_with_ext_impl(config: &UnifiedProtoConfig) -> TokenStream2 {
[INFO] [stdout]    |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `getter_is_ref`
[INFO] [stdout]    --> src/proto_message/structs.rs:671:43
[INFO] [stdout]     |
[INFO] [stdout] 671 |                         let (access_expr, getter_is_ref) = if has_getters && let Some(get) = &info.config.getter {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_getter_is_ref`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `getter_is_ref`
[INFO] [stdout]    --> src/proto_message/structs.rs:641:43
[INFO] [stdout]     |
[INFO] [stdout] 641 |                         let (access_expr, getter_is_ref) = if has_getters && let Some(get) = &info.config.getter {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_getter_is_ref`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `getter_is_ref`
[INFO] [stdout]    --> src/proto_message/structs.rs:671:43
[INFO] [stdout]     |
[INFO] [stdout] 671 |                         let (access_expr, getter_is_ref) = if has_getters && let Some(get) = &info.config.getter {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_getter_is_ref`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `getter_is_ref`
[INFO] [stdout]    --> src/proto_message/structs.rs:641:43
[INFO] [stdout]     |
[INFO] [stdout] 641 |                         let (access_expr, getter_is_ref) = if has_getters && let Some(get) = &info.config.getter {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_getter_is_ref`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `by_ref` is never read
[INFO] [stdout]   --> src/parse.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct SunConfig {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 91 |     pub by_ref: bool,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SunConfig` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `by_ref` is never read
[INFO] [stdout]   --> src/parse.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct SunConfig {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 91 |     pub by_ref: bool,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SunConfig` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.99s
[INFO] running `Command { std: "docker" "inspect" "4873dec7c447ae10c8b29a1e7a77f080d39e35251c0156c28e11420bc568eca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4873dec7c447ae10c8b29a1e7a77f080d39e35251c0156c28e11420bc568eca2", kill_on_drop: false }`
[INFO] [stdout] 4873dec7c447ae10c8b29a1e7a77f080d39e35251c0156c28e11420bc568eca2