[INFO] fetching crate df_rocket_okapi 0.4.1... [INFO] testing df_rocket_okapi-0.4.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate df_rocket_okapi 0.4.1 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate df_rocket_okapi 0.4.1 [INFO] finished tweaking crates.io crate df_rocket_okapi 0.4.1 [INFO] tweaked toml for crates.io crate df_rocket_okapi 0.4.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate df_rocket_okapi 0.4.1 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 120 packages to latest compatible versions [INFO] [stderr] Adding okapi v0.5.0-alpha-1 (available: v0.7.0) [INFO] [stderr] Adding rocket v0.4.11 (available: v0.5.1) [INFO] [stderr] Adding schemars v0.8.22 (available: v1.0.4) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ed58aae1c175b25c6deebab1ca780eda8bfc5a3a88e46c0377268c4a6d558428 [INFO] running `Command { std: "docker" "start" "-a" "ed58aae1c175b25c6deebab1ca780eda8bfc5a3a88e46c0377268c4a6d558428", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed58aae1c175b25c6deebab1ca780eda8bfc5a3a88e46c0377268c4a6d558428", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed58aae1c175b25c6deebab1ca780eda8bfc5a3a88e46c0377268c4a6d558428", kill_on_drop: false }` [INFO] [stdout] ed58aae1c175b25c6deebab1ca780eda8bfc5a3a88e46c0377268c4a6d558428 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f3e7b1f40544b87891ce0a736523c7f060a58c28baece600b403549dcf959bd2 [INFO] running `Command { std: "docker" "start" "-a" "f3e7b1f40544b87891ce0a736523c7f060a58c28baece600b403549dcf959bd2", kill_on_drop: false }` [INFO] [stderr] Compiling yansi v0.5.1 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling matches v0.1.10 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling traitobject v0.1.1 [INFO] [stderr] Compiling cookie v0.11.5 [INFO] [stderr] Compiling devise_core v0.2.1 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling state v0.4.2 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling strsim v0.9.3 [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 for more information [INFO] [stdout] = note: use the `${concat(..)}` metavariable expression instead [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling inotify-sys v0.1.5 [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] [stderr] Compiling log v0.3.9 [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 mio v0.6.23 [INFO] [stderr] Compiling glob v0.3.3 [INFO] [stderr] Compiling pear_codegen v0.1.5 [INFO] [stderr] Compiling rocket_codegen v0.4.11 [INFO] [stderr] Compiling rocket v0.4.11 [INFO] [stderr] Compiling schemars v0.8.22 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling filetime v0.2.26 [INFO] [stderr] Compiling inotify v0.7.1 [INFO] [stderr] Compiling atty v0.2.14 [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] [stderr] error: failed to run custom build command for `pear_codegen v0.1.5` [INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-0f81ce22c3d8c722/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Pear requires a 'dev' or 'nightly' version of rustc. [INFO] [stderr] Installed version: 1.91.0 (2025-09-20) [INFO] [stderr] Minimum required: 1.31.0-nightly (2018-10-05) [INFO] [stderr] [INFO] [stderr] thread 'main' (336) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.5/build.rs:24:13: [INFO] [stderr] Aborting compilation due to incompatible compiler. [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x64f7fe706992 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x64f7fe706992 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x64f7fe706992 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x64f7fe706992 - ::fmt::h67edf0e4d33c343c [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x64f7fe715edf - core::fmt::rt::Argument::fmt::hef94184842aeafdd [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x64f7fe715edf - core::fmt::write::hcf0c66b48a8fa606 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x64f7fe6dc4c1 - std::io::default_write_fmt::h1ecb8c7cfa7da481 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x64f7fe6dc4c1 - std::io::Write::write_fmt::h051fe4a9e4fdbf48 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x64f7fe6e5ed2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x64f7fe6e7bbc - std::panicking::default_hook::{{closure}}::h91001850288db5f7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x64f7fe6e7a16 - std::panicking::default_hook::h2346dbb704ef5512 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x64f7fe6e8245 - std::panicking::panic_with_hook::hd2b063a6090d23a4 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x64f7fe6e790c - std::panicking::begin_panic::{{closure}}::h03764aec75fd6fbf [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:771:9 [INFO] [stderr] 13: 0x64f7fe6e6019 - std::sys::backtrace::__rust_end_short_backtrace::h840811b1dfa0dad5 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x64f7fe6e78dc - std::panicking::begin_panic::hcf2bdd8da61aefe8 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:770:5 [INFO] [stderr] 15: 0x64f7fe6bd69f - build_script_build::main::h912cc3b923b89bc8 [INFO] [stderr] 16: 0x64f7fe6bddb3 - core::ops::function::FnOnce::call_once::h86ff6d4c79f6400a [INFO] [stderr] 17: 0x64f7fe6bdb26 - std::sys::backtrace::__rust_begin_short_backtrace::hbccefaf8cb8151de [INFO] [stderr] 18: 0x64f7fe6bdb09 - std::rt::lang_start::{{closure}}::hbe4eaa00b5996cd9 [INFO] [stderr] 19: 0x64f7fe6ddea0 - core::ops::function::impls:: for &F>::call_once::h4967fb77e0dfb65c [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 20: 0x64f7fe6ddea0 - std::panicking::catch_unwind::do_call::hf7e87675c3e14c23 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stderr] 21: 0x64f7fe6ddea0 - std::panicking::catch_unwind::h26f0e342004b5114 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stderr] 22: 0x64f7fe6ddea0 - std::panic::catch_unwind::h9ee33ca17775d897 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stderr] 23: 0x64f7fe6ddea0 - std::rt::lang_start_internal::{{closure}}::h243ba3495fa13cf8 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24 [INFO] [stderr] 24: 0x64f7fe6ddea0 - std::panicking::catch_unwind::do_call::h819db0a7788e7259 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stderr] 25: 0x64f7fe6ddea0 - std::panicking::catch_unwind::h23e08fb4a7b9f405 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stderr] 26: 0x64f7fe6ddea0 - std::panic::catch_unwind::h7ca3d9eabb6135ff [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stderr] 27: 0x64f7fe6ddea0 - std::rt::lang_start_internal::h06ad7395f4fda8d7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5 [INFO] [stderr] 28: 0x64f7fe6bdaf1 - std::rt::lang_start::h4ba5464c679c79d4 [INFO] [stderr] 29: 0x64f7fe6c0935 - main [INFO] [stderr] 30: 0x7ef728f0b1ca - [INFO] [stderr] 31: 0x7ef728f0b28b - __libc_start_main [INFO] [stderr] 32: 0x64f7fe6bceb5 - _start [INFO] [stderr] 33: 0x0 - [INFO] running `Command { std: "docker" "inspect" "f3e7b1f40544b87891ce0a736523c7f060a58c28baece600b403549dcf959bd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3e7b1f40544b87891ce0a736523c7f060a58c28baece600b403549dcf959bd2", kill_on_drop: false }` [INFO] [stdout] f3e7b1f40544b87891ce0a736523c7f060a58c28baece600b403549dcf959bd2