[INFO] fetching crate temporary_enum_delegate_0_3_0 0.3.0... [INFO] testing temporary_enum_delegate_0_3_0-0.3.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate temporary_enum_delegate_0_3_0 0.3.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate temporary_enum_delegate_0_3_0 0.3.0 [INFO] finished tweaking crates.io crate temporary_enum_delegate_0_3_0 0.3.0 [INFO] tweaked toml for crates.io crate temporary_enum_delegate_0_3_0 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate temporary_enum_delegate_0_3_0 0.3.0 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] crate crates.io crate temporary_enum_delegate_0_3_0 0.3.0 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-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] b19b67b5888d4f732dac6ac37aa76b554aa182c68e853e45d61257c5666321f5 [INFO] running `Command { std: "docker" "start" "-a" "b19b67b5888d4f732dac6ac37aa76b554aa182c68e853e45d61257c5666321f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b19b67b5888d4f732dac6ac37aa76b554aa182c68e853e45d61257c5666321f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b19b67b5888d4f732dac6ac37aa76b554aa182c68e853e45d61257c5666321f5", kill_on_drop: false }` [INFO] [stdout] b19b67b5888d4f732dac6ac37aa76b554aa182c68e853e45d61257c5666321f5 [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] ea4218a6b789aac7da368a7489f1cb96619e8a80cea9e848adacf1b9f251d431 [INFO] running `Command { std: "docker" "start" "-a" "ea4218a6b789aac7da368a7489f1cb96619e8a80cea9e848adacf1b9f251d431", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling syn v1.0.105 [INFO] [stderr] Compiling serde v1.0.148 [INFO] [stderr] Compiling thiserror v1.0.37 [INFO] [stderr] Compiling once_cell v1.16.0 [INFO] [stderr] Compiling either v1.8.0 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling toml v0.5.9 [INFO] [stderr] Compiling thiserror-impl v1.0.37 [INFO] [stderr] Compiling proc-macro-crate v1.2.1 [INFO] [stderr] Compiling temporary_enum_delegate_codegen_0_3_0 v0.3.0 [INFO] [stderr] Compiling temporary_enum_delegate_0_3_0 v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.53s [INFO] running `Command { std: "docker" "inspect" "ea4218a6b789aac7da368a7489f1cb96619e8a80cea9e848adacf1b9f251d431", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea4218a6b789aac7da368a7489f1cb96619e8a80cea9e848adacf1b9f251d431", kill_on_drop: false }` [INFO] [stdout] ea4218a6b789aac7da368a7489f1cb96619e8a80cea9e848adacf1b9f251d431 [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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 378bc9ada68dbafdc690d120c2a6f9be97e0d4c5a45fea6ca13e42d763fb5a33 [INFO] running `Command { std: "docker" "start" "-a" "378bc9ada68dbafdc690d120c2a6f9be97e0d4c5a45fea6ca13e42d763fb5a33", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling serde_derive v1.0.148 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling serde v1.0.148 [INFO] [stderr] Compiling either v1.8.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.10.1 [INFO] [stderr] Compiling serde_json v1.0.89 [INFO] [stderr] Compiling os_str_bytes v6.4.1 [INFO] [stderr] Compiling itoa v1.0.4 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling ciborium-io v0.2.0 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling plotters-backend v0.3.4 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling ciborium-ll v0.2.0 [INFO] [stderr] Compiling textwrap v0.16.0 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling plotters-svg v0.3.3 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling indexmap v1.9.2 [INFO] [stderr] Compiling crossbeam-channel v0.5.6 [INFO] [stderr] Compiling crossbeam-deque v0.8.2 [INFO] [stderr] Compiling num_cpus v1.14.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v3.2.23 [INFO] [stderr] Compiling regex v1.7.0 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling temporary_enum_delegate_codegen_0_3_0 v0.3.0 [INFO] [stderr] Compiling rayon v1.6.0 [INFO] [stderr] Compiling plotters v0.3.4 [INFO] [stderr] Compiling temporary_enum_delegate_0_3_0 v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling ciborium v0.2.0 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.4.0 [INFO] [stdout] error[E0119]: conflicting implementations of trait `AsStr` for type `String` [INFO] [stdout] --> examples/basic.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[delegate] [INFO] [stdout] | ^^^^^^^^^^^ conflicting implementation for `String` [INFO] [stdout] ... [INFO] [stdout] 8 | impl AsStr for String { [INFO] [stdout] | --------------------- first implementation here [INFO] [stdout] | [INFO] [stdout] = note: upstream crates may add a new impl of trait `temporary_enum_delegate_0_3_0::__macros::Convert` for type `std::string::String` in future versions [INFO] [stdout] = note: upstream crates may add a new impl of trait `temporary_enum_delegate_0_3_0::__macros::Bound<259758991428806249286467916654556560740, 268186603860731246084428674422145461480, 3, 1>` for type `std::string::String` in future versions [INFO] [stdout] = note: this error originates in the attribute macro `delegate` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0119`. [INFO] [stdout] [INFO] [stderr] error: could not compile `temporary_enum_delegate_0_3_0` (example "basic") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "378bc9ada68dbafdc690d120c2a6f9be97e0d4c5a45fea6ca13e42d763fb5a33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "378bc9ada68dbafdc690d120c2a6f9be97e0d4c5a45fea6ca13e42d763fb5a33", kill_on_drop: false }` [INFO] [stdout] 378bc9ada68dbafdc690d120c2a6f9be97e0d4c5a45fea6ca13e42d763fb5a33