[INFO] fetching crate struct_baker 0.1.1...
[INFO] testing struct_baker-0.1.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate struct_baker 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate struct_baker 0.1.1
[INFO] finished tweaking crates.io crate struct_baker 0.1.1
[INFO] tweaked toml for crates.io crate struct_baker 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate struct_baker 0.1.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding nom v7.1.3 (available: v8.0.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58c59d5933ea23f0e3a9f1a3cbb13289edff9ccc17282e1c68587c466fe17e81
[INFO] running `Command { std: "docker" "start" "-a" "58c59d5933ea23f0e3a9f1a3cbb13289edff9ccc17282e1c68587c466fe17e81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58c59d5933ea23f0e3a9f1a3cbb13289edff9ccc17282e1c68587c466fe17e81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58c59d5933ea23f0e3a9f1a3cbb13289edff9ccc17282e1c68587c466fe17e81", kill_on_drop: false }`
[INFO] [stdout] 58c59d5933ea23f0e3a9f1a3cbb13289edff9ccc17282e1c68587c466fe17e81
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0576b30290e0bee509ae7d935a937ab1edab8b38baac857bed3ee680303754b7
[INFO] running `Command { std: "docker" "start" "-a" "0576b30290e0bee509ae7d935a937ab1edab8b38baac857bed3ee680303754b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling snailquote v0.3.1
[INFO] [stderr]    Compiling struct_baker_derive v0.1.1
[INFO] [stderr]    Compiling struct_baker v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `UnwrapInterpolation` is never used
[INFO] [stdout]   --> src/interpolation/mod.rs:63:7
[INFO] [stdout]    |
[INFO] [stdout] 63 | trait UnwrapInterpolation<T> {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 8.61s
[INFO] running `Command { std: "docker" "inspect" "0576b30290e0bee509ae7d935a937ab1edab8b38baac857bed3ee680303754b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0576b30290e0bee509ae7d935a937ab1edab8b38baac857bed3ee680303754b7", kill_on_drop: false }`
[INFO] [stdout] 0576b30290e0bee509ae7d935a937ab1edab8b38baac857bed3ee680303754b7
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bfe8c90998b276c8e8fc53aa315766d5f68dc3ffd459532c44b3495fe36a3f9
[INFO] running `Command { std: "docker" "start" "-a" "1bfe8c90998b276c8e8fc53aa315766d5f68dc3ffd459532c44b3495fe36a3f9", kill_on_drop: false }`
[INFO] [stdout] warning: trait `UnwrapInterpolation` is never used
[INFO] [stdout]   --> src/interpolation/mod.rs:63:7
[INFO] [stdout]    |
[INFO] [stdout] 63 | trait UnwrapInterpolation<T> {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling struct_baker v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `UnwrapInterpolation` is never used
[INFO] [stdout]   --> src/interpolation/mod.rs:63:7
[INFO] [stdout]    |
[INFO] [stdout] 63 | trait UnwrapInterpolation<T> {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "1bfe8c90998b276c8e8fc53aa315766d5f68dc3ffd459532c44b3495fe36a3f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bfe8c90998b276c8e8fc53aa315766d5f68dc3ffd459532c44b3495fe36a3f9", kill_on_drop: false }`
[INFO] [stdout] 1bfe8c90998b276c8e8fc53aa315766d5f68dc3ffd459532c44b3495fe36a3f9
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d506c9c305553ea031cee14c5267ed9226671f8be778e79e0878f13aa6200a69
[INFO] running `Command { std: "docker" "start" "-a" "d506c9c305553ea031cee14c5267ed9226671f8be778e79e0878f13aa6200a69", kill_on_drop: false }`
[INFO] [stderr] warning: trait `UnwrapInterpolation` is never used
[INFO] [stderr]   --> src/interpolation/mod.rs:63:7
[INFO] [stderr]    |
[INFO] [stderr] 63 | trait UnwrapInterpolation<T> {
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `struct_baker` (lib) generated 1 warning
[INFO] [stderr] warning: `struct_baker` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/struct_baker-12ddf3f81585f9c0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests struct_baker
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d506c9c305553ea031cee14c5267ed9226671f8be778e79e0878f13aa6200a69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d506c9c305553ea031cee14c5267ed9226671f8be778e79e0878f13aa6200a69", kill_on_drop: false }`
[INFO] [stdout] d506c9c305553ea031cee14c5267ed9226671f8be778e79e0878f13aa6200a69
