[INFO] fetching crate optional-default 0.1.0...
[INFO] testing optional-default-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate optional-default 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate optional-default 0.1.0
[INFO] finished tweaking crates.io crate optional-default 0.1.0
[INFO] tweaked toml for crates.io crate optional-default 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate optional-default 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `optional_default` library target)
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36c66fa3db91c94ac739b54e510088010f47f4170406e3eb61a788b90c79d6bf
[INFO] running `Command { std: "docker" "start" "-a" "36c66fa3db91c94ac739b54e510088010f47f4170406e3eb61a788b90c79d6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36c66fa3db91c94ac739b54e510088010f47f4170406e3eb61a788b90c79d6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36c66fa3db91c94ac739b54e510088010f47f4170406e3eb61a788b90c79d6bf", kill_on_drop: false }`
[INFO] [stdout] 36c66fa3db91c94ac739b54e510088010f47f4170406e3eb61a788b90c79d6bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fed7f907249babdb15892d03545e504404a51b7999de80e2a635280bf0680e86
[INFO] running `Command { std: "docker" "start" "-a" "fed7f907249babdb15892d03545e504404a51b7999de80e2a635280bf0680e86", kill_on_drop: false }`
[INFO] [stderr] warning: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `optional_default` library target)
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling optional-default v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `Command { std: "docker" "inspect" "fed7f907249babdb15892d03545e504404a51b7999de80e2a635280bf0680e86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed7f907249babdb15892d03545e504404a51b7999de80e2a635280bf0680e86", kill_on_drop: false }`
[INFO] [stdout] fed7f907249babdb15892d03545e504404a51b7999de80e2a635280bf0680e86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6b04812bc185fc3db842020d76e19596aa937f6f86b2795794ed62605ff8e71
[INFO] running `Command { std: "docker" "start" "-a" "f6b04812bc185fc3db842020d76e19596aa937f6f86b2795794ed62605ff8e71", kill_on_drop: false }`
[INFO] [stderr] warning: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `optional_default` library target)
[INFO] [stderr]    Compiling optional-default v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "f6b04812bc185fc3db842020d76e19596aa937f6f86b2795794ed62605ff8e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b04812bc185fc3db842020d76e19596aa937f6f86b2795794ed62605ff8e71", kill_on_drop: false }`
[INFO] [stdout] f6b04812bc185fc3db842020d76e19596aa937f6f86b2795794ed62605ff8e71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81b9a2c5a3a71d110a157faad791481fb2f9b8e858790c292133f6a47a6ff4fb
[INFO] running `Command { std: "docker" "start" "-a" "81b9a2c5a3a71d110a157faad791481fb2f9b8e858790c292133f6a47a6ff4fb", kill_on_drop: false }`
[INFO] [stderr] warning: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `optional_default` library target)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optional_default-a417e6373dbc2ae9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test derive::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests optional_default
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 14) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 14) stdout ----
[INFO] [stdout] error: expected `,`, or `}`, found `#`
[INFO] [stdout]   --> src/lib.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     bar: i32 // Optional, default = i32::default() = 0
[INFO] [stdout]    |             ^ help: try adding a comma: `,`
[INFO] [stdout] 
[INFO] [stdout] error: expected `,`
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     #[optional(default = 10)]
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `Example` in this scope
[INFO] [stdout]   --> src/lib.rs:51:25
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let does_not_work = Example! {
[INFO] [stdout]    |                         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Example` is in scope, but it is a struct, not a macro
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `Example` in this scope
[INFO] [stdout]   --> src/lib.rs:44:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let example3 = Example! {
[INFO] [stdout]    |                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Example` is in scope, but it is a struct, not a macro
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `Example` in this scope
[INFO] [stdout]   --> src/lib.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let example2 = Example! {
[INFO] [stdout]    |                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Example` is in scope, but it is a struct, not a macro
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `Example` in this scope
[INFO] [stdout]   --> src/lib.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let example1 = Example! {
[INFO] [stdout]    |                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Example` is in scope, but it is a struct, not a macro
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 14)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "81b9a2c5a3a71d110a157faad791481fb2f9b8e858790c292133f6a47a6ff4fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81b9a2c5a3a71d110a157faad791481fb2f9b8e858790c292133f6a47a6ff4fb", kill_on_drop: false }`
[INFO] [stdout] 81b9a2c5a3a71d110a157faad791481fb2f9b8e858790c292133f6a47a6ff4fb