[INFO] fetching crate struct-patch 0.10.4...
[INFO] building struct-patch-0.10.4 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate struct-patch 0.10.4 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate struct-patch 0.10.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate struct-patch 0.10.4
[INFO] tweaked toml for crates.io crate struct-patch 0.10.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate struct-patch 0.10.4 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate struct-patch 0.10.4 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded struct-patch-derive v0.10.4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60422ed7c18287f3f3617cbd11c5757822b4e4a94ee3e82bb840c19c4f7e1d1e
[INFO] running `Command { std: "docker" "start" "-a" "60422ed7c18287f3f3617cbd11c5757822b4e4a94ee3e82bb840c19c4f7e1d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60422ed7c18287f3f3617cbd11c5757822b4e4a94ee3e82bb840c19c4f7e1d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60422ed7c18287f3f3617cbd11c5757822b4e4a94ee3e82bb840c19c4f7e1d1e", kill_on_drop: false }`
[INFO] [stdout] 60422ed7c18287f3f3617cbd11c5757822b4e4a94ee3e82bb840c19c4f7e1d1e
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1e8945f2395176f288386b8ff65fa9ac1d2447fb250f92bbb1fcd83ad5c2b4c
[INFO] running `Command { std: "docker" "start" "-a" "b1e8945f2395176f288386b8ff65fa9ac1d2447fb250f92bbb1fcd83ad5c2b4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling struct-patch-derive v0.10.4
[INFO] [stderr]    Compiling struct-patch v0.10.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `Command { std: "docker" "inspect" "b1e8945f2395176f288386b8ff65fa9ac1d2447fb250f92bbb1fcd83ad5c2b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e8945f2395176f288386b8ff65fa9ac1d2447fb250f92bbb1fcd83ad5c2b4c", kill_on_drop: false }`
[INFO] [stdout] b1e8945f2395176f288386b8ff65fa9ac1d2447fb250f92bbb1fcd83ad5c2b4c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a9852920b942e771103be562df85c86fd5d3d999e1b23ccebd8f7496d1d8d7e
[INFO] running `Command { std: "docker" "start" "-a" "2a9852920b942e771103be562df85c86fd5d3d999e1b23ccebd8f7496d1d8d7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling struct-patch-derive v0.10.4
[INFO] [stderr]    Compiling struct-patch v0.10.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling serde_with_macros v3.14.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling humantime-serde v1.1.1
[INFO] [stderr]    Compiling serde_with v3.14.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stdout] warning: unused import: `struct_patch::Status`
[INFO] [stdout]  --> examples/nesting.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use struct_patch::Status;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nesting` is never constructed
[INFO] [stdout]   --> examples/nesting.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Nesting {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Item` is never constructed
[INFO] [stdout]    --> src/lib.rs:387:16
[INFO] [stdout]     |
[INFO] [stdout] 387 |         struct Item {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Item` is never constructed
[INFO] [stdout]    --> src/lib.rs:415:16
[INFO] [stdout]     |
[INFO] [stdout] 415 |         struct Item {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.81s
[INFO] running `Command { std: "docker" "inspect" "2a9852920b942e771103be562df85c86fd5d3d999e1b23ccebd8f7496d1d8d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9852920b942e771103be562df85c86fd5d3d999e1b23ccebd8f7496d1d8d7e", kill_on_drop: false }`
[INFO] [stdout] 2a9852920b942e771103be562df85c86fd5d3d999e1b23ccebd8f7496d1d8d7e