[INFO] fetching crate monotree 0.4.0...
[INFO] testing monotree-0.4.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate monotree 0.4.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate monotree 0.4.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate monotree 0.4.0
[INFO] tweaked toml for crates.io crate monotree 0.4.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate monotree 0.4.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate monotree 0.4.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e765cac4ad7078d84487b242da8ae7017c12e32f3fbb644cc05cd3b49477e0c
[INFO] running `Command { std: "docker" "start" "-a" "8e765cac4ad7078d84487b242da8ae7017c12e32f3fbb644cc05cd3b49477e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e765cac4ad7078d84487b242da8ae7017c12e32f3fbb644cc05cd3b49477e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e765cac4ad7078d84487b242da8ae7017c12e32f3fbb644cc05cd3b49477e0c", kill_on_drop: false }`
[INFO] [stdout] 8e765cac4ad7078d84487b242da8ae7017c12e32f3fbb644cc05cd3b49477e0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18d4ae7f5026db0879026dae479bf03ebbf76d4adda4fd9a6380f23aa45490c0
[INFO] running `Command { std: "docker" "start" "-a" "18d4ae7f5026db0879026dae479bf03ebbf76d4adda4fd9a6380f23aa45490c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling monotree v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.81s
[INFO] running `Command { std: "docker" "inspect" "18d4ae7f5026db0879026dae479bf03ebbf76d4adda4fd9a6380f23aa45490c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d4ae7f5026db0879026dae479bf03ebbf76d4adda4fd9a6380f23aa45490c0", kill_on_drop: false }`
[INFO] [stdout] 18d4ae7f5026db0879026dae479bf03ebbf76d4adda4fd9a6380f23aa45490c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdf9a28c7b4c44fe9bc8d280bae332939b5132173b864c2e9f5072192083ac97
[INFO] running `Command { std: "docker" "start" "-a" "fdf9a28c7b4c44fe9bc8d280bae332939b5132173b864c2e9f5072192083ac97", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling clap_builder v4.5.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling clap v4.5.46
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling monotree v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stdout] error[E0432]: unresolved import `monotree::database::rocksdb`
[INFO] [stdout]    --> examples/advanced.rs:1:25
[INFO] [stdout]     |
[INFO] [stdout]   1 | use monotree::database::rocksdb::RocksDB;
[INFO] [stdout]     |                         ^^^^^^^ could not find `rocksdb` in `database`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/database.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 123 | #[cfg(feature = "db_rocksdb")]
[INFO] [stdout]     |       ---------------------- the item is gated behind the `db_rocksdb` feature
[INFO] [stdout] 124 | pub mod rocksdb {
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `monotree::database::rocksdb`, `monotree::database::sled`
[INFO] [stdout]    --> examples/perf.rs:1:26
[INFO] [stdout]     |
[INFO] [stdout]   1 | use monotree::database::{rocksdb::RocksDB, sled::Sled, MemoryDB};
[INFO] [stdout]     |                          ^^^^^^^           ^^^^ could not find `sled` in `database`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          could not find `rocksdb` in `database`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/database.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 123 | #[cfg(feature = "db_rocksdb")]
[INFO] [stdout]     |       ---------------------- the item is gated behind the `db_rocksdb` feature
[INFO] [stdout] 124 | pub mod rocksdb {
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/database.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 215 | #[cfg(feature = "db_sled")]
[INFO] [stdout]     |       ------------------- the item is gated behind the `db_sled` feature
[INFO] [stdout] 216 | pub mod sled {
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `monotree` (example "advanced") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved imports `monotree::database::rocksdb`, `monotree::database::sled`
[INFO] [stdout]    --> tests/integration_test.rs:1:26
[INFO] [stdout]     |
[INFO] [stdout]   1 | use monotree::database::{rocksdb::RocksDB, sled::Sled, MemoryDB};
[INFO] [stdout]     |                          ^^^^^^^           ^^^^ could not find `sled` in `database`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          could not find `rocksdb` in `database`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/database.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 123 | #[cfg(feature = "db_rocksdb")]
[INFO] [stdout]     |       ---------------------- the item is gated behind the `db_rocksdb` feature
[INFO] [stdout] 124 | pub mod rocksdb {
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/database.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 215 | #[cfg(feature = "db_sled")]
[INFO] [stdout]     |       ------------------- the item is gated behind the `db_sled` feature
[INFO] [stdout] 216 | pub mod sled {
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `monotree` (example "perf") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `monotree` (test "integration_test") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "fdf9a28c7b4c44fe9bc8d280bae332939b5132173b864c2e9f5072192083ac97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdf9a28c7b4c44fe9bc8d280bae332939b5132173b864c2e9f5072192083ac97", kill_on_drop: false }`
[INFO] [stdout] fdf9a28c7b4c44fe9bc8d280bae332939b5132173b864c2e9f5072192083ac97