[INFO] fetching crate llkv-result 0.8.2-alpha...
[INFO] testing llkv-result-0.8.2-alpha against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate llkv-result 0.8.2-alpha into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate llkv-result 0.8.2-alpha
[INFO] finished tweaking crates.io crate llkv-result 0.8.2-alpha
[INFO] tweaked toml for crates.io crate llkv-result 0.8.2-alpha written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate llkv-result 0.8.2-alpha on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate llkv-result 0.8.2-alpha 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dtor v0.1.0
[INFO] [stderr]   Downloaded ctor-proc-macro v0.0.7
[INFO] [stderr]   Downloaded llkv-test-utils v0.8.2-alpha
[INFO] [stderr]   Downloaded dtor-proc-macro v0.0.6
[INFO] [stderr]   Downloaded ctor v0.6.1
[INFO] [stderr]   Downloaded nu-ansi-term v0.50.1
[INFO] [stderr]   Downloaded arrow-select v57.0.0
[INFO] [stderr]   Downloaded arrow v57.0.0
[INFO] [stderr]   Downloaded lexical-parse-integer v1.0.5
[INFO] [stderr]   Downloaded arrow-arith v57.0.0
[INFO] [stderr]   Downloaded wit-bindgen v0.45.0
[INFO] [stderr]   Downloaded lexical-write-integer v1.0.5
[INFO] [stderr]   Downloaded comfy-table v7.1.2
[INFO] [stderr]   Downloaded arrow-ipc v57.0.0
[INFO] [stderr]   Downloaded lexical-util v1.0.6
[INFO] [stderr]   Downloaded lexical-parse-float v1.0.5
[INFO] [stderr]   Downloaded arrow-cast v57.0.0
[INFO] [stderr]   Downloaded lexical-write-float v1.0.5
[INFO] [stderr]   Downloaded arrow-schema v57.0.0
[INFO] [stderr]   Downloaded arrow-buffer v57.0.0
[INFO] [stderr]   Downloaded wasi v0.14.3+wasi-0.2.4
[INFO] [stderr]   Downloaded arrow-ord v57.0.0
[INFO] [stderr]   Downloaded arrow-data v57.0.0
[INFO] [stderr]   Downloaded half v2.6.0
[INFO] [stderr]   Downloaded flatbuffers v25.9.23
[INFO] [stderr]   Downloaded arrow-row v57.0.0
[INFO] [stderr]   Downloaded arrow-array v57.0.0
[INFO] [stderr]   Downloaded lexical-core v1.0.5
[INFO] [stderr]   Downloaded arrow-string v57.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2eb4e010ec4a9f360818b47615d9c3f5cae05aeb70bb81304f141ab57fcb09eb
[INFO] running `Command { std: "docker" "start" "-a" "2eb4e010ec4a9f360818b47615d9c3f5cae05aeb70bb81304f141ab57fcb09eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2eb4e010ec4a9f360818b47615d9c3f5cae05aeb70bb81304f141ab57fcb09eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eb4e010ec4a9f360818b47615d9c3f5cae05aeb70bb81304f141ab57fcb09eb", kill_on_drop: false }`
[INFO] [stdout] 2eb4e010ec4a9f360818b47615d9c3f5cae05aeb70bb81304f141ab57fcb09eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c9c966e7136cd5e45d345ff99eb8934becbfb93e84c88503e474edb31a57598
[INFO] running `Command { std: "docker" "start" "-a" "0c9c966e7136cd5e45d345ff99eb8934becbfb93e84c88503e474edb31a57598", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling arrow-schema v57.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling lexical-util v1.0.6
[INFO] [stderr]    Compiling flatbuffers v25.9.23
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling lexical-parse-integer v1.0.5
[INFO] [stderr]    Compiling lexical-write-integer v1.0.5
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling lexical-parse-float v1.0.5
[INFO] [stderr]    Compiling lexical-write-float v1.0.5
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling lexical-core v1.0.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling arrow-buffer v57.0.0
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling arrow-data v57.0.0
[INFO] [stderr]    Compiling comfy-table v7.1.2
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling arrow-array v57.0.0
[INFO] [stderr]    Compiling arrow-select v57.0.0
[INFO] [stderr]    Compiling arrow-arith v57.0.0
[INFO] [stderr]    Compiling arrow-row v57.0.0
[INFO] [stderr]    Compiling arrow-ord v57.0.0
[INFO] [stderr]    Compiling arrow-cast v57.0.0
[INFO] [stderr]    Compiling arrow-ipc v57.0.0
[INFO] [stderr]    Compiling arrow-string v57.0.0
[INFO] [stderr]    Compiling arrow v57.0.0
[INFO] [stderr]    Compiling llkv-result v0.8.2-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 34s
[INFO] running `Command { std: "docker" "inspect" "0c9c966e7136cd5e45d345ff99eb8934becbfb93e84c88503e474edb31a57598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9c966e7136cd5e45d345ff99eb8934becbfb93e84c88503e474edb31a57598", kill_on_drop: false }`
[INFO] [stdout] 0c9c966e7136cd5e45d345ff99eb8934becbfb93e84c88503e474edb31a57598
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1b50893edcc40bc47d6550912c7ea0e5cd932acd6e9b3ebefa9d639d0abb67e
[INFO] running `Command { std: "docker" "start" "-a" "a1b50893edcc40bc47d6550912c7ea0e5cd932acd6e9b3ebefa9d639d0abb67e", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling dtor-proc-macro v0.0.6
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling dtor v0.1.0
[INFO] [stderr]    Compiling ctor-proc-macro v0.0.7
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling ctor v0.6.1
[INFO] [stderr]    Compiling arrow-array v57.0.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling arrow-select v57.0.0
[INFO] [stderr]    Compiling arrow-arith v57.0.0
[INFO] [stderr]    Compiling arrow-row v57.0.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling arrow-ord v57.0.0
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling arrow-string v57.0.0
[INFO] [stderr]    Compiling arrow-ipc v57.0.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling comfy-table v7.1.2
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling arrow-cast v57.0.0
[INFO] [stderr]    Compiling llkv-test-utils v0.8.2-alpha
[INFO] [stderr]    Compiling arrow v57.0.0
[INFO] [stderr]    Compiling llkv-result v0.8.2-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "a1b50893edcc40bc47d6550912c7ea0e5cd932acd6e9b3ebefa9d639d0abb67e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1b50893edcc40bc47d6550912c7ea0e5cd932acd6e9b3ebefa9d639d0abb67e", kill_on_drop: false }`
[INFO] [stdout] a1b50893edcc40bc47d6550912c7ea0e5cd932acd6e9b3ebefa9d639d0abb67e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 776f7d6ec6b6a0a44dcc29832b9c4f87c1d9b4af5a14adf23575ea748cf601af
[INFO] running `Command { std: "docker" "start" "-a" "776f7d6ec6b6a0a44dcc29832b9c4f87c1d9b4af5a14adf23575ea748cf601af", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/llkv_result-a2e398bc9b231f84)
[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]    Doc-tests llkv_result
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/error.rs - error::Error::predicate_build (line 209) ... ok
[INFO] [stdout] test src/error.rs - error::Error::expr_cast (line 187) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.36s; merged doctests compilation took 1.31s
[INFO] running `Command { std: "docker" "inspect" "776f7d6ec6b6a0a44dcc29832b9c4f87c1d9b4af5a14adf23575ea748cf601af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "776f7d6ec6b6a0a44dcc29832b9c4f87c1d9b4af5a14adf23575ea748cf601af", kill_on_drop: false }`
[INFO] [stdout] 776f7d6ec6b6a0a44dcc29832b9c4f87c1d9b4af5a14adf23575ea748cf601af