[INFO] fetching crate vsdb_slot_db 5.0.0...
[INFO] testing vsdb_slot_db-5.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate vsdb_slot_db 5.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate vsdb_slot_db 5.0.0
[INFO] finished tweaking crates.io crate vsdb_slot_db 5.0.0
[INFO] tweaked toml for crates.io crate vsdb_slot_db 5.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vsdb_slot_db 5.0.0 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 vsdb_slot_db 5.0.0 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] 284291ec622a714241673c41f564484768f86ec5aedd8c380f2de55d0689a908
[INFO] running `Command { std: "docker" "start" "-a" "284291ec622a714241673c41f564484768f86ec5aedd8c380f2de55d0689a908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "284291ec622a714241673c41f564484768f86ec5aedd8c380f2de55d0689a908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284291ec622a714241673c41f564484768f86ec5aedd8c380f2de55d0689a908", kill_on_drop: false }`
[INFO] [stdout] 284291ec622a714241673c41f564484768f86ec5aedd8c380f2de55d0689a908
[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] 2fdbd82ddb3fef5bd6be49c7fdfdf3deab3609cb83cd9a3307812494eec28cbf
[INFO] running `Command { std: "docker" "start" "-a" "2fdbd82ddb3fef5bd6be49c7fdfdf3deab3609cb83cd9a3307812494eec28cbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling proc-macro2 v1.0.96
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
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[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling lz4 v1.28.1
[INFO] [stderr]    Compiling parity-db v0.5.4
[INFO] [stderr]    Compiling vsdb_core v5.0.0
[INFO] [stderr]    Compiling vsdb v5.0.0
[INFO] [stderr]    Compiling vsdb_slot_db v5.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.88s
[INFO] running `Command { std: "docker" "inspect" "2fdbd82ddb3fef5bd6be49c7fdfdf3deab3609cb83cd9a3307812494eec28cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fdbd82ddb3fef5bd6be49c7fdfdf3deab3609cb83cd9a3307812494eec28cbf", kill_on_drop: false }`
[INFO] [stdout] 2fdbd82ddb3fef5bd6be49c7fdfdf3deab3609cb83cd9a3307812494eec28cbf
[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] 9eaba88fe130a43a64a46c480e52c4ab3312d8baf8165e1488427e6b909c088b
[INFO] running `Command { std: "docker" "start" "-a" "9eaba88fe130a43a64a46c480e52c4ab3312d8baf8165e1488427e6b909c088b", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling clap_builder v4.5.43
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling plotters-svg v0.3.7
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[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling vsdb_core v5.0.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling vsdb v5.0.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.7.0
[INFO] [stderr]    Compiling vsdb_slot_db v5.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 30.10s
[INFO] running `Command { std: "docker" "inspect" "9eaba88fe130a43a64a46c480e52c4ab3312d8baf8165e1488427e6b909c088b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eaba88fe130a43a64a46c480e52c4ab3312d8baf8165e1488427e6b909c088b", kill_on_drop: false }`
[INFO] [stdout] 9eaba88fe130a43a64a46c480e52c4ab3312d8baf8165e1488427e6b909c088b
[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", kill_on_drop: false }`
[INFO] [stdout] 9edbcf36f746b712aceccb6ac6e498fe2173aeb8825844dc6df7bbace14c32e2
[INFO] running `Command { std: "docker" "start" "-a" "9edbcf36f746b712aceccb6ac6e498fe2173aeb8825844dc6df7bbace14c32e2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vsdb_slot_db-ca2c29acc9d59299)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::data_container ... ok
[INFO] [stdout] test test::workflow_normal ... ok
[INFO] [stdout] test test::workflow_swap_order ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vsdb_slot_db
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.40s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/../README.md - (line 27) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/../README.md - (line 27) stdout ----
[INFO] [stdout] error[E0603]: type alias `Slot` is private
[INFO] [stdout]   --> src/../README.md:29:28
[INFO] [stdout]    |
[INFO] [stdout]  5 | use vsdb_slot_db::{SlotDB, Slot};
[INFO] [stdout]    |                            ^^^^ private type alias
[INFO] [stdout]    |
[INFO] [stdout] note: the type alias `Slot` is defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | type Slot = u64;
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/../README.md - (line 27)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.23s; merged doctests compilation took 0.08s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9edbcf36f746b712aceccb6ac6e498fe2173aeb8825844dc6df7bbace14c32e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9edbcf36f746b712aceccb6ac6e498fe2173aeb8825844dc6df7bbace14c32e2", kill_on_drop: false }`
[INFO] [stdout] 9edbcf36f746b712aceccb6ac6e498fe2173aeb8825844dc6df7bbace14c32e2