[INFO] fetching crate pony-playground 0.1.0...
[INFO] testing pony-playground-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate pony-playground 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate pony-playground 0.1.0
[INFO] finished tweaking crates.io crate pony-playground 0.1.0
[INFO] tweaked toml for crates.io crate pony-playground 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pony-playground 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 235 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.6.2 (available: v0.11.8)
[INFO] [stderr]       Adding hubcaps v0.5.0 (available: v0.6.2)
[INFO] [stderr]       Adding rocket v0.4.11 (available: v0.5.1)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] [stderr]       Adding tokio v0.1.22 (available: v1.47.1)
[INFO] [stderr]       Adding url v1.7.2 (available: v2.5.7)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[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: no edition set: defaulting to the 2015 edition while the latest is 2024
[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] 0869e5ac2c963e20cb50b868d6cb2244c27d5b0a19e7bd0cd156733729d2df25
[INFO] running `Command { std: "docker" "start" "-a" "0869e5ac2c963e20cb50b868d6cb2244c27d5b0a19e7bd0cd156733729d2df25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0869e5ac2c963e20cb50b868d6cb2244c27d5b0a19e7bd0cd156733729d2df25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0869e5ac2c963e20cb50b868d6cb2244c27d5b0a19e7bd0cd156733729d2df25", kill_on_drop: false }`
[INFO] [stdout] 0869e5ac2c963e20cb50b868d6cb2244c27d5b0a19e7bd0cd156733729d2df25
[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] 44e6032f97991de420488f3e8f3dc308f460bd250a4715c4d7da135ea9b87108
[INFO] running `Command { std: "docker" "start" "-a" "44e6032f97991de420488f3e8f3dc308f460bd250a4715c4d7da135ea9b87108", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling cpuid-bool v0.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling devise_core v0.2.1
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/devise_core-0.2.1/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(concat_idents)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.90.0; see <https://github.com/rust-lang/rust/pull/142704> for more information
[INFO] [stdout]   = note: use the `${concat(..)}` metavariable expression instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stdout] error: cannot find macro `concat_idents` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/devise_core-0.2.1/src/generator.rs:29:39
[INFO] [stdout]     |
[INFO] [stdout]  29 |               $(self.$vec.push(Box::new(concat_idents!(default_, $get_f)));)*
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 193 | /     mappers! {
[INFO] [stdout] 194 | |         (map_struct, try_map_struct, struct_mapper): Struct, struct_mappers,
[INFO] [stdout] 195 | |         (map_enum, try_map_enum, enum_mapper): Enum, enum_mappers,
[INFO] [stdout] 196 | |         (map_variant, try_map_variant, variant_mapper): Variant, variant_mappers,
[INFO] [stdout] 197 | |         (map_fields, try_map_fields, fields_mapper): Fields, fields_mappers,
[INFO] [stdout] 198 | |         (map_field, try_map_field, field_mapper): Field, field_mappers
[INFO] [stdout] 199 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `mappers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/devise_core-0.2.1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_diagnostic, proc_macro_span)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/devise_core-0.2.1/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(concat_idents)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling traitobject v0.1.1
[INFO] [stderr]    Compiling pear_codegen v0.1.5
[INFO] [stderr]    Compiling rocket_codegen v0.4.11
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `devise_core` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "44e6032f97991de420488f3e8f3dc308f460bd250a4715c4d7da135ea9b87108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44e6032f97991de420488f3e8f3dc308f460bd250a4715c4d7da135ea9b87108", kill_on_drop: false }`
[INFO] [stdout] 44e6032f97991de420488f3e8f3dc308f460bd250a4715c4d7da135ea9b87108
