[INFO] fetching crate metriken-exposition 0.12.4...
[INFO] testing metriken-exposition-0.12.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate metriken-exposition 0.12.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate metriken-exposition 0.12.4
[INFO] finished tweaking crates.io crate metriken-exposition 0.12.4
[INFO] tweaked toml for crates.io crate metriken-exposition 0.12.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate metriken-exposition 0.12.4 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 metriken-exposition 0.12.4 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e9347922a36eae6b3133c6ed08f85278458cad572bca2caa23003578299e7a23
[INFO] running `Command { std: "docker" "start" "-a" "e9347922a36eae6b3133c6ed08f85278458cad572bca2caa23003578299e7a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9347922a36eae6b3133c6ed08f85278458cad572bca2caa23003578299e7a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9347922a36eae6b3133c6ed08f85278458cad572bca2caa23003578299e7a23", kill_on_drop: false }`
[INFO] [stdout] e9347922a36eae6b3133c6ed08f85278458cad572bca2caa23003578299e7a23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 176b81b0686c2b5444335da7889c701edd98643778fe1ae8de8a8fb6519f3789
[INFO] running `Command { std: "docker" "start" "-a" "176b81b0686c2b5444335da7889c701edd98643778fe1ae8de8a8fb6519f3789", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling arrow-schema v56.1.0
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling lexical-util v1.0.6
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling linkme-impl v0.3.33
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling bitflags v2.9.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling metriken-core v0.1.3
[INFO] [stderr]    Compiling zlib-rs v0.5.1
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling twox-hash v2.1.1
[INFO] [stderr]    Compiling integer-encoding v3.0.4
[INFO] [stderr]    Compiling brotli v8.0.2
[INFO] [stderr]    Compiling lexical-parse-integer v1.0.5
[INFO] [stderr]    Compiling lexical-write-integer v1.0.5
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling lexical-parse-float v1.0.5
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling lz4_flex v0.11.5
[INFO] [stderr]    Compiling flatbuffers v25.2.10
[INFO] [stderr]    Compiling lexical-write-float v1.0.5
[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 half v2.6.0
[INFO] [stderr]    Compiling lexical-core v1.0.5
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling thrift v0.17.0
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling cc v1.2.34
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling arrow-buffer v56.1.0
[INFO] [stderr]    Compiling libz-rs-sys v0.5.1
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling arrow-data v56.1.0
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling metriken-derive v0.5.1
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling linkme v0.3.33
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling zstd v0.13.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling histogram v0.11.3
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling metriken v0.7.0
[INFO] [stderr]    Compiling arrow-array v56.1.0
[INFO] [stderr]    Compiling arrow-select v56.1.0
[INFO] [stderr]    Compiling arrow-arith v56.1.0
[INFO] [stderr]    Compiling arrow-row v56.1.0
[INFO] [stderr]    Compiling arrow-cast v56.1.0
[INFO] [stderr]    Compiling arrow-ipc v56.1.0
[INFO] [stderr]    Compiling arrow-string v56.1.0
[INFO] [stderr]    Compiling arrow-ord v56.1.0
[INFO] [stderr]    Compiling arrow-csv v56.1.0
[INFO] [stderr]    Compiling arrow-json v56.1.0
[INFO] [stderr]    Compiling parquet v56.1.0
[INFO] [stderr]    Compiling arrow v56.1.0
[INFO] [stderr]    Compiling metriken-exposition v0.12.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "176b81b0686c2b5444335da7889c701edd98643778fe1ae8de8a8fb6519f3789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "176b81b0686c2b5444335da7889c701edd98643778fe1ae8de8a8fb6519f3789", kill_on_drop: false }`
[INFO] [stdout] 176b81b0686c2b5444335da7889c701edd98643778fe1ae8de8a8fb6519f3789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] eec2353e7418c92b8142ee6ddbc630de4b29fc70bfe1a44f1ab46587f29ae67a
[INFO] running `Command { std: "docker" "start" "-a" "eec2353e7418c92b8142ee6ddbc630de4b29fc70bfe1a44f1ab46587f29ae67a", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.9.3
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling flatbuffers v25.2.10
[INFO] [stderr]    Compiling arrow-ipc v56.1.0
[INFO] [stderr]    Compiling arrow v56.1.0
[INFO] [stderr]    Compiling parquet v56.1.0
[INFO] [stderr]    Compiling tempfile v3.21.0
[INFO] [stderr]    Compiling metriken-exposition v0.12.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 22.30s
[INFO] running `Command { std: "docker" "inspect" "eec2353e7418c92b8142ee6ddbc630de4b29fc70bfe1a44f1ab46587f29ae67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec2353e7418c92b8142ee6ddbc630de4b29fc70bfe1a44f1ab46587f29ae67a", kill_on_drop: false }`
[INFO] [stdout] eec2353e7418c92b8142ee6ddbc630de4b29fc70bfe1a44f1ab46587f29ae67a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0f3fb68ffaa70c28db9a54af32792f48f04eee8e10b52b8dbf2142272ba2bb0f
[INFO] running `Command { std: "docker" "start" "-a" "0f3fb68ffaa70c28db9a54af32792f48f04eee8e10b52b8dbf2142272ba2bb0f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metriken_exposition-fdda38bdb17456c4)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test parquet::tests::test_default_v2 ... ok
[INFO] [stdout] test parquet::tests::test_sparse_v2 ... ok
[INFO] [stdout] test parquet::tests::test_default_v1 ... ok
[INFO] [stdout] test parquet::tests::test_row_groups_v2 ... ok
[INFO] [stdout] test parquet::tests::test_row_groups_v1 ... ok
[INFO] [stdout] test parquet::tests::test_sparse_v1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metriken_exposition
[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] running `Command { std: "docker" "inspect" "0f3fb68ffaa70c28db9a54af32792f48f04eee8e10b52b8dbf2142272ba2bb0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f3fb68ffaa70c28db9a54af32792f48f04eee8e10b52b8dbf2142272ba2bb0f", kill_on_drop: false }`
[INFO] [stdout] 0f3fb68ffaa70c28db9a54af32792f48f04eee8e10b52b8dbf2142272ba2bb0f