[INFO] fetching crate polars-json 0.51.0...
[INFO] testing polars-json-0.51.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate polars-json 0.51.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate polars-json 0.51.0
[INFO] finished tweaking crates.io crate polars-json 0.51.0
[INFO] tweaked toml for crates.io crate polars-json 0.51.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polars-json 0.51.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate polars-json 0.51.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.24
[INFO] [stderr]   Downloaded ref-cast v1.0.24
[INFO] [stderr]   Downloaded simdutf8 v0.1.5
[INFO] [stderr]   Downloaded parking_lot_core v0.9.11
[INFO] [stderr]   Downloaded debug_unsafe v0.1.3
[INFO] [stderr]   Downloaded chrono-tz-build v0.4.1
[INFO] [stderr]   Downloaded polars-schema v0.51.0
[INFO] [stderr]   Downloaded bytemuck_derive v1.9.3
[INFO] [stderr]   Downloaded strum_macros v0.27.1
[INFO] [stderr]   Downloaded fast-float2 v0.2.3
[INFO] [stderr]   Downloaded ethnum v1.5.2
[INFO] [stderr]   Downloaded slotmap v1.0.7
[INFO] [stderr]   Downloaded skiplist v0.6.0
[INFO] [stderr]   Downloaded compact_str v0.9.0
[INFO] [stderr]   Downloaded polars-compute v0.51.0
[INFO] [stderr]   Downloaded cc v1.2.28
[INFO] [stderr]   Downloaded parse-zoneinfo v0.3.1
[INFO] [stderr]   Downloaded polars-arrow v0.51.0
[INFO] [stderr]   Downloaded raw-cpuid v11.5.0
[INFO] [stderr]   Downloaded polars-utils v0.51.0
[INFO] [stderr]   Downloaded zerocopy v0.8.26
[INFO] [stderr]   Downloaded simd-json v0.15.1
[INFO] [stderr]   Downloaded parking_lot v0.12.4
[INFO] [stderr]   Downloaded signal-hook v0.3.18
[INFO] [stderr]   Downloaded atoi_simd v0.16.1
[INFO] [stderr]   Downloaded phf_codegen v0.11.3
[INFO] [stderr]   Downloaded castaway v0.2.3
[INFO] [stderr]   Downloaded lock_api v0.4.13
[INFO] [stderr]   Downloaded bytemuck v1.23.1
[INFO] [stderr]   Downloaded redox_syscall v0.5.13
[INFO] [stderr]   Downloaded stacker v0.1.21
[INFO] [stderr]   Downloaded psm v0.1.26
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.26
[INFO] [stderr]   Downloaded dyn-clone v1.0.19
[INFO] [stderr]   Downloaded chrono-tz v0.10.3
[INFO] [stderr]   Downloaded polars-error v0.51.0
[INFO] [stderr]   Downloaded memchr v2.7.5
[INFO] [stderr]   Downloaded halfbrown v0.3.0
[INFO] [stderr]   Downloaded value-trait v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d66f0959f2216fd3b451907842b477762e6297c57c211c690f1ecd677c2868c9
[INFO] running `Command { std: "docker" "start" "-a" "d66f0959f2216fd3b451907842b477762e6297c57c211c690f1ecd677c2868c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d66f0959f2216fd3b451907842b477762e6297c57c211c690f1ecd677c2868c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d66f0959f2216fd3b451907842b477762e6297c57c211c690f1ecd677c2868c9", kill_on_drop: false }`
[INFO] [stdout] d66f0959f2216fd3b451907842b477762e6297c57c211c690f1ecd677c2868c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a675d92757b1c82f459685ceebef257c3e9b6a2cf1f572d0a928ed052452d50
[INFO] running `Command { std: "docker" "start" "-a" "9a675d92757b1c82f459685ceebef257c3e9b6a2cf1f572d0a928ed052452d50", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling cc v1.2.28
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling castaway v0.2.3
[INFO] [stderr]    Compiling polars-utils v0.51.0
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling polars-error v0.51.0
[INFO] [stderr]    Compiling raw-cpuid v11.5.0
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling bytemuck_derive v1.9.3
[INFO] [stderr]    Compiling polars-schema v0.51.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.1
[INFO] [stderr]    Compiling bytemuck v1.23.1
[INFO] [stderr]    Compiling polars-arrow v0.51.0
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]    Compiling float-cmp v0.10.0
[INFO] [stderr]    Compiling chrono-tz-build v0.4.1
[INFO] [stderr]    Compiling polars-compute v0.51.0
[INFO] [stderr]    Compiling ethnum v1.5.2
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]    Compiling debug_unsafe v0.1.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling chrono-tz v0.10.3
[INFO] [stderr]    Compiling atoi_simd v0.16.1
[INFO] [stderr]    Compiling skiplist v0.6.0
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling fast-float2 v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling compact_str v0.9.0
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling halfbrown v0.3.0
[INFO] [stderr]    Compiling value-trait v0.11.0
[INFO] [stderr]    Compiling simd-json v0.15.1
[INFO] [stderr]    Compiling polars-json v0.51.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] running `Command { std: "docker" "inspect" "9a675d92757b1c82f459685ceebef257c3e9b6a2cf1f572d0a928ed052452d50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a675d92757b1c82f459685ceebef257c3e9b6a2cf1f572d0a928ed052452d50", kill_on_drop: false }`
[INFO] [stdout] 9a675d92757b1c82f459685ceebef257c3e9b6a2cf1f572d0a928ed052452d50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c16197f393ebba787de1ccbe3867976b0c2c0389aa16069e91f5c21724449160
[INFO] running `Command { std: "docker" "start" "-a" "c16197f393ebba787de1ccbe3867976b0c2c0389aa16069e91f5c21724449160", kill_on_drop: false }`
[INFO] [stderr]    Compiling polars-json v0.51.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "c16197f393ebba787de1ccbe3867976b0c2c0389aa16069e91f5c21724449160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c16197f393ebba787de1ccbe3867976b0c2c0389aa16069e91f5c21724449160", kill_on_drop: false }`
[INFO] [stdout] c16197f393ebba787de1ccbe3867976b0c2c0389aa16069e91f5c21724449160
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc60d56c81fa262a876e9bceaa57d5f4a6d232a68e576a70ae14fc0913058086
[INFO] running `Command { std: "docker" "start" "-a" "dc60d56c81fa262a876e9bceaa57d5f4a6d232a68e576a70ae14fc0913058086", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polars_json-6d0fbb01687f71ef)
[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 polars_json
[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" "dc60d56c81fa262a876e9bceaa57d5f4a6d232a68e576a70ae14fc0913058086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc60d56c81fa262a876e9bceaa57d5f4a6d232a68e576a70ae14fc0913058086", kill_on_drop: false }`
[INFO] [stdout] dc60d56c81fa262a876e9bceaa57d5f4a6d232a68e576a70ae14fc0913058086