[INFO] cloning repository https://github.com/jcaesar/test-rust-procmacro-derive-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcaesar/test-rust-procmacro-derive-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcaesar%2Ftest-rust-procmacro-derive-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcaesar%2Ftest-rust-procmacro-derive-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7226960dd3c3a0fc8fe78ce783e2963f4d742753
[INFO] testing jcaesar/test-rust-procmacro-derive-playground against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcaesar%2Ftest-rust-procmacro-derive-playground" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jcaesar/test-rust-procmacro-derive-playground
[INFO] finished tweaking git repo https://github.com/jcaesar/test-rust-procmacro-derive-playground
[INFO] tweaked toml for git repo https://github.com/jcaesar/test-rust-procmacro-derive-playground written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jcaesar/test-rust-procmacro-derive-playground 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] crate git repo https://github.com/jcaesar/test-rust-procmacro-derive-playground 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" "+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] 99870e74c53281b40dd0a52540d4dba382958403225e04486ee00c42d6d9ab56
[INFO] running `Command { std: "docker" "start" "-a" "99870e74c53281b40dd0a52540d4dba382958403225e04486ee00c42d6d9ab56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99870e74c53281b40dd0a52540d4dba382958403225e04486ee00c42d6d9ab56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99870e74c53281b40dd0a52540d4dba382958403225e04486ee00c42d6d9ab56", kill_on_drop: false }`
[INFO] [stdout] 99870e74c53281b40dd0a52540d4dba382958403225e04486ee00c42d6d9ab56
[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] 6f703d8333de2bc6c3cc5b27b901b2b736170dc00705adf8b14e6ccb0bc4ae79
[INFO] running `Command { std: "docker" "start" "-a" "6f703d8333de2bc6c3cc5b27b901b2b736170dc00705adf8b14e6ccb0bc4ae79", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling hello_macro v0.1.0 (/opt/rustwide/workdir/hello_macro)
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling hello_macro_derive v0.1.0 (/opt/rustwide/workdir/hello_macro_derive)
[INFO] [stderr]    Compiling hello_macro_use v0.1.0 (/opt/rustwide/workdir/hello_macro_use)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> hello_macro_use/src/main.rs:24:67
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 } else if let Some(value) = value.downcast_ref::<&Debug>() {
[INFO] [stdout]    |                                                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 } else if let Some(value) = value.downcast_ref::<&dyn Debug>() {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.26s
[INFO] running `Command { std: "docker" "inspect" "6f703d8333de2bc6c3cc5b27b901b2b736170dc00705adf8b14e6ccb0bc4ae79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f703d8333de2bc6c3cc5b27b901b2b736170dc00705adf8b14e6ccb0bc4ae79", kill_on_drop: false }`
[INFO] [stdout] 6f703d8333de2bc6c3cc5b27b901b2b736170dc00705adf8b14e6ccb0bc4ae79
[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] b9bd512f88363e3f5b7471fe2391ce8dac27c7ce53388dddd2e45631cc5e1474
[INFO] running `Command { std: "docker" "start" "-a" "b9bd512f88363e3f5b7471fe2391ce8dac27c7ce53388dddd2e45631cc5e1474", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_macro_derive v0.1.0 (/opt/rustwide/workdir/hello_macro_derive)
[INFO] [stderr]    Compiling hello_macro v0.1.0 (/opt/rustwide/workdir/hello_macro)
[INFO] [stderr]    Compiling hello_macro_use v0.1.0 (/opt/rustwide/workdir/hello_macro_use)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> hello_macro_use/src/main.rs:24:67
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 } else if let Some(value) = value.downcast_ref::<&Debug>() {
[INFO] [stdout]    |                                                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 } else if let Some(value) = value.downcast_ref::<&dyn Debug>() {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "b9bd512f88363e3f5b7471fe2391ce8dac27c7ce53388dddd2e45631cc5e1474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9bd512f88363e3f5b7471fe2391ce8dac27c7ce53388dddd2e45631cc5e1474", kill_on_drop: false }`
[INFO] [stdout] b9bd512f88363e3f5b7471fe2391ce8dac27c7ce53388dddd2e45631cc5e1474
[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] 3626938a70c9c4872f23974aa6d5da22d154d10509d8ac917d8786cd72cad574
[INFO] running `Command { std: "docker" "start" "-a" "3626938a70c9c4872f23974aa6d5da22d154d10509d8ac917d8786cd72cad574", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] 
[INFO] [stderr]   --> hello_macro_use/src/main.rs:24:67
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 24 |                 } else if let Some(value) = value.downcast_ref::<&Debug>() {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |                                                                   ^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 24 |                 } else if let Some(value) = value.downcast_ref::<&dyn Debug>() {
[INFO] [stderr]    |                                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: `hello_macro_use` (bin "hello_macro_use" test) generated 1 warning (run `cargo fix --bin "hello_macro_use" -p hello_macro_use --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hello_macro-8a3ed9475694c111)
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hello_macro_derive-9c24a97d63567eac)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_macro_use-1e9f986b854a4a98)
[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 hello_macro
[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] [stdout] 
[INFO] [stderr]    Doc-tests hello_macro_derive
[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] [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" "3626938a70c9c4872f23974aa6d5da22d154d10509d8ac917d8786cd72cad574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3626938a70c9c4872f23974aa6d5da22d154d10509d8ac917d8786cd72cad574", kill_on_drop: false }`
[INFO] [stdout] 3626938a70c9c4872f23974aa6d5da22d154d10509d8ac917d8786cd72cad574
