[INFO] fetching crate flashdb-rs 0.2.1...
[INFO] testing flashdb-rs-0.2.1 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate flashdb-rs 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate flashdb-rs 0.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate flashdb-rs 0.2.1
[INFO] tweaked toml for crates.io crate flashdb-rs 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flashdb-rs 0.2.1 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flashdb-rs 0.2.1 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-2026-01-20" "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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c896c1657c693e49b38c209be84348fb4ae1beae1b1f207117c0f76752c9585
[INFO] running `Command { std: "docker" "start" "-a" "7c896c1657c693e49b38c209be84348fb4ae1beae1b1f207117c0f76752c9585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c896c1657c693e49b38c209be84348fb4ae1beae1b1f207117c0f76752c9585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c896c1657c693e49b38c209be84348fb4ae1beae1b1f207117c0f76752c9585", kill_on_drop: false }`
[INFO] [stdout] 7c896c1657c693e49b38c209be84348fb4ae1beae1b1f207117c0f76752c9585
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ba963fbbc5bfcbf3666eb5e6425ed22b086c550ed20640f2778b181a19fe147
[INFO] running `Command { std: "docker" "start" "-a" "7ba963fbbc5bfcbf3666eb5e6425ed22b086c550ed20640f2778b181a19fe147", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling prettyplease v0.2.36
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bindgen v0.72.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling embedded-io v0.6.1
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling embedded-storage v0.3.1
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling flashdb-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.17s
[INFO] running `Command { std: "docker" "inspect" "7ba963fbbc5bfcbf3666eb5e6425ed22b086c550ed20640f2778b181a19fe147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ba963fbbc5bfcbf3666eb5e6425ed22b086c550ed20640f2778b181a19fe147", kill_on_drop: false }`
[INFO] [stdout] 7ba963fbbc5bfcbf3666eb5e6425ed22b086c550ed20640f2778b181a19fe147
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80fc208b24eec3cc3dacb393a464ae207056ed1901eddf945465d37cc57ed4c8
[INFO] running `Command { std: "docker" "start" "-a" "80fc208b24eec3cc3dacb393a464ae207056ed1901eddf945465d37cc57ed4c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling clap_builder v4.5.43
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling assert_cmd v2.0.17
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling difflib v0.4.0
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[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
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[INFO] [stderr]    Compiling cast v0.3.0
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[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling getrandom v0.2.16
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[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rand_core v0.6.4
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[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling clap v4.5.43
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling bindgen v0.72.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling flashdb-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::ffi::CStr`
[INFO] [stdout]  --> tests/kvdb/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::ffi::CStr;
[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 36.30s
[INFO] running `Command { std: "docker" "inspect" "80fc208b24eec3cc3dacb393a464ae207056ed1901eddf945465d37cc57ed4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80fc208b24eec3cc3dacb393a464ae207056ed1901eddf945465d37cc57ed4c8", kill_on_drop: false }`
[INFO] [stdout] 80fc208b24eec3cc3dacb393a464ae207056ed1901eddf945465d37cc57ed4c8
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 38036ed3b2588c68857c1147521cd08051ffd8bada7889db69d5c25ea5f63580
[INFO] running `Command { std: "docker" "start" "-a" "38036ed3b2588c68857c1147521cd08051ffd8bada7889db69d5c25ea5f63580", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `core::ffi::CStr`
[INFO] [stderr]  --> tests/kvdb/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use core::ffi::CStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `flashdb-rs` (test "mod") generated 1 warning (run `cargo fix --test "mod" -p flashdb-rs` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flashdb_rs-5eb7057946dfb881)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mod.rs (/opt/rustwide/target/debug/deps/mod-89b1a2a36bb545a6)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tsdb::test_tsdb_edge_cases ... ok
[INFO] [stdout] test tsdb::test_tsl_status_management ... ok
[INFO] [stdout] test tsdb::test_tsdb_reader_operations ... ok
[INFO] [stdout] test tsdb::test_tsdb_properties_and_iter_order ... ok
[INFO] [stdout] test kvdb::test_kvdb_garbage_collection ... ok
[INFO] [stdout] test tsdb::test_tsdb_rollover_and_capacity ... ok
[INFO] [stdout] test tsdb::test_tsdb_basic_operations ... ok
[INFO] [stdout] test kvdb::test_kvdb_iterator ... ok
[INFO] [stdout] test kvdb::test_kvdb_with_default_kvs ... ok
[INFO] [stdout] test kvdb::test_kvdb_basic_operations ... ok
[INFO] [stdout] test kvdb::test_kvdb_reader_seek ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flashdb_rs
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 179) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 155) ... ok
[INFO] [stdout] test src/lib.rs - define_default_kvs (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] test src/lib.rs - (line 96) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 179) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:212:12
[INFO] [stdout]     |
[INFO] [stdout] 212 |     db.set(key, b"MyNetwork").unwrap();
[INFO] [stdout]     |        --- ^^^ expected `&str`, found `&CStr`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&str`
[INFO] [stdout]                found reference `&CStr`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/kvdb/mod.rs:239:12
[INFO] [stdout]     |
[INFO] [stdout] 239 |     pub fn set(&mut self, key: &str, value: &[u8]) -> Result<(), Error> {
[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 E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 179)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "38036ed3b2588c68857c1147521cd08051ffd8bada7889db69d5c25ea5f63580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38036ed3b2588c68857c1147521cd08051ffd8bada7889db69d5c25ea5f63580", kill_on_drop: false }`
[INFO] [stdout] 38036ed3b2588c68857c1147521cd08051ffd8bada7889db69d5c25ea5f63580
