[INFO] fetching crate synca 0.5.3...
[INFO] testing synca-0.5.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate synca 0.5.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate synca 0.5.3
[INFO] finished tweaking crates.io crate synca 0.5.3
[INFO] tweaked toml for crates.io crate synca 0.5.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate synca 0.5.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 112 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-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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d6b816a6b3916ec7eea5f92e5df45ab956680b5f0edd02875c76f4d6218d3f84
[INFO] running `Command { std: "docker" "start" "-a" "d6b816a6b3916ec7eea5f92e5df45ab956680b5f0edd02875c76f4d6218d3f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6b816a6b3916ec7eea5f92e5df45ab956680b5f0edd02875c76f4d6218d3f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b816a6b3916ec7eea5f92e5df45ab956680b5f0edd02875c76f4d6218d3f84", kill_on_drop: false }`
[INFO] [stdout] d6b816a6b3916ec7eea5f92e5df45ab956680b5f0edd02875c76f4d6218d3f84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 07caa566cdc40a45832a8d395cb68f07c81ee61bf5751d982990ae2ee823fae0
[INFO] running `Command { std: "docker" "start" "-a" "07caa566cdc40a45832a8d395cb68f07c81ee61bf5751d982990ae2ee823fae0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling synca v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `docs::*`
[INFO] [stdout]  --> src/fold/attrs/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use docs::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `Command { std: "docker" "inspect" "07caa566cdc40a45832a8d395cb68f07c81ee61bf5751d982990ae2ee823fae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07caa566cdc40a45832a8d395cb68f07c81ee61bf5751d982990ae2ee823fae0", kill_on_drop: false }`
[INFO] [stdout] 07caa566cdc40a45832a8d395cb68f07c81ee61bf5751d982990ae2ee823fae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 485ef0b62d896f37abc4ef8bd425737c55c2be7687ce2b3eb3550fb917269d29
[INFO] running `Command { std: "docker" "start" "-a" "485ef0b62d896f37abc4ef8bd425737c55c2be7687ce2b3eb3550fb917269d29", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling typenum v1.20.0
[INFO] [stderr]    Compiling cmov v0.5.3
[INFO] [stderr]    Compiling const-oid v0.10.2
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rand_core v0.10.1
[INFO] [stderr]    Compiling cpufeatures v0.3.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling unicode-properties v0.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling tinyvec v1.11.0
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling ctutils v0.4.2
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling phf v0.13.1
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling hybrid-array v0.4.11
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling whoami v2.1.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling rand v0.10.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling block-buffer v0.12.0
[INFO] [stderr]    Compiling crypto-common v0.2.1
[INFO] [stderr]    Compiling digest v0.11.2
[INFO] [stderr]    Compiling hmac v0.13.0
[INFO] [stderr]    Compiling sha2 v0.11.0
[INFO] [stderr]    Compiling md-5 v0.11.0
[INFO] [stderr]    Compiling postgres-protocol v0.6.11
[INFO] [stderr]    Compiling postgres-types v0.2.13
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling synca v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `docs::*`
[INFO] [stdout]  --> src/fold/attrs/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use docs::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-postgres v0.7.17
[INFO] [stderr]    Compiling postgres v0.19.13
[INFO] [stdout] warning: unused import: `docs::*`
[INFO] [stdout]  --> src/fold/attrs/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use docs::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 28.15s
[INFO] running `Command { std: "docker" "inspect" "485ef0b62d896f37abc4ef8bd425737c55c2be7687ce2b3eb3550fb917269d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "485ef0b62d896f37abc4ef8bd425737c55c2be7687ce2b3eb3550fb917269d29", kill_on_drop: false }`
[INFO] [stdout] 485ef0b62d896f37abc4ef8bd425737c55c2be7687ce2b3eb3550fb917269d29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ae0298d2e2f67a54dbbb024b790c76388100396f98402b4d7e0e77b1fccc1af0
[INFO] running `Command { std: "docker" "start" "-a" "ae0298d2e2f67a54dbbb024b790c76388100396f98402b4d7e0e77b1fccc1af0", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `docs::*`
[INFO] [stderr]  --> src/fold/attrs/mod.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub use docs::*;
[INFO] [stderr]   |         ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `synca` (lib) generated 1 warning (run `cargo fix --lib -p synca` to apply 1 suggestion)
[INFO] [stderr] warning: `synca` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/synca-fa9210eb9f9d4243)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test fold::attrs::attr::from::cfg ... ok
[INFO] [stdout] test fold::attrs::attr::from::doc ... ok
[INFO] [stdout] test fold::attrs::attr::from::other ... ok
[INFO] [stdout] test fold::attrs::attrs::from::docs ... ok
[INFO] [stdout] test fold::attrs::attr::from::ignore ... ok
[INFO] [stdout] test fold::attrs::docs::docs_attribute::complex ... ok
[INFO] [stdout] test fold::attrs::docs::docs_attribute::empty ... ok
[INFO] [stdout] test fold::attrs::docs::docs_attribute::synca_sync ... ok
[INFO] [stdout] test fold::attrs::docs::docs_attribute::synca_async ... ok
[INFO] [stdout] test fold::attrs::docs::process_str::simple ... ok
[INFO] [stdout] test fold::attrs::docs::process_str::match_multi ... ok
[INFO] [stdout] test fold::fold::tests::fold_expr ... ok
[INFO] [stdout] test fold::fold::tests::fold_macro ... ok
[INFO] [stdout] test fold::fold::tests::macro_impl_fold_attrs ... ok
[INFO] [stdout] test fold::attrs::docs::process_str::match_one ... ok
[INFO] [stdout] test fold::fold::tests::fold_type ... ok
[INFO] [stdout] test fold::fold::tests::synca_only ... ok
[INFO] [stdout] test fold::attrs::attrs::from::new_attrs ... ok
[INFO] [stdout] test fold::fold::tests::macro_impl_fold_fn ... ok
[INFO] [stdout] test fold::attrs::attrs::from::ignored ... ok
[INFO] [stdout] test fold::attrs::docs::docs_attribute::simple ... ok
[INFO] [stdout] test synca::tests::main ... ok
[INFO] [stdout] test fold::attrs::docs::process_str::match_not_closed - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests synca
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - synca (line 106) ... ok
[INFO] [stdout] test src/lib.rs - (line 50) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ae0298d2e2f67a54dbbb024b790c76388100396f98402b4d7e0e77b1fccc1af0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0298d2e2f67a54dbbb024b790c76388100396f98402b4d7e0e77b1fccc1af0", kill_on_drop: false }`
[INFO] [stdout] ae0298d2e2f67a54dbbb024b790c76388100396f98402b4d7e0e77b1fccc1af0
