[INFO] fetching crate json-packer 0.1.0... [INFO] testing json-packer-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate json-packer 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate json-packer 0.1.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate json-packer 0.1.0 [INFO] tweaked toml for crates.io crate json-packer 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate json-packer 0.1.0 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 json-packer 0.1.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c7e01d65a94bfae14359f72c1f99d56ea6f4640748abd5221061078771e0c2f0 [INFO] running `Command { std: "docker" "start" "-a" "c7e01d65a94bfae14359f72c1f99d56ea6f4640748abd5221061078771e0c2f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c7e01d65a94bfae14359f72c1f99d56ea6f4640748abd5221061078771e0c2f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7e01d65a94bfae14359f72c1f99d56ea6f4640748abd5221061078771e0c2f0", kill_on_drop: false }` [INFO] [stdout] c7e01d65a94bfae14359f72c1f99d56ea6f4640748abd5221061078771e0c2f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 87d9b291581a23e1001d0517dc0dc7cc04afaf4dcf84360d28a5d57ca38678d1 [INFO] running `Command { std: "docker" "start" "-a" "87d9b291581a23e1001d0517dc0dc7cc04afaf4dcf84360d28a5d57ca38678d1", kill_on_drop: false }` [INFO] [stderr] Compiling serde_json v1.0.142 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling json-packer v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.63s [INFO] running `Command { std: "docker" "inspect" "87d9b291581a23e1001d0517dc0dc7cc04afaf4dcf84360d28a5d57ca38678d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87d9b291581a23e1001d0517dc0dc7cc04afaf4dcf84360d28a5d57ca38678d1", kill_on_drop: false }` [INFO] [stdout] 87d9b291581a23e1001d0517dc0dc7cc04afaf4dcf84360d28a5d57ca38678d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3463167ff30d44045fa52696dec8f734d6f1fadfeafd3881d091201414ed53e5 [INFO] running `Command { std: "docker" "start" "-a" "3463167ff30d44045fa52696dec8f734d6f1fadfeafd3881d091201414ed53e5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling cfg-if v1.0.1 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling rustix v1.0.8 [INFO] [stderr] Compiling bitflags v2.9.1 [INFO] [stderr] Compiling linux-raw-sys v0.9.4 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling fastrand v2.3.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling bit-vec v0.8.0 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling unarray v0.1.4 [INFO] [stderr] Compiling bit-set v0.8.0 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling wait-timeout v0.2.1 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling rand v0.9.2 [INFO] [stderr] Compiling rand_xorshift v0.4.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling tempfile v3.20.0 [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling proptest v1.7.0 [INFO] [stderr] Compiling json-packer v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 16.89s [INFO] running `Command { std: "docker" "inspect" "3463167ff30d44045fa52696dec8f734d6f1fadfeafd3881d091201414ed53e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3463167ff30d44045fa52696dec8f734d6f1fadfeafd3881d091201414ed53e5", kill_on_drop: false }` [INFO] [stdout] 3463167ff30d44045fa52696dec8f734d6f1fadfeafd3881d091201414ed53e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 85f574ebbcadbefa6a46cf2e11b6bd1f262349c1a4518e491690753893031942 [INFO] running `Command { std: "docker" "start" "-a" "85f574ebbcadbefa6a46cf2e11b6bd1f262349c1a4518e491690753893031942", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/json_packer-8606ab082a298f0e) [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] [stderr] Running tests/base64.rs (/opt/rustwide/target/debug/deps/base64-1a7c6ec74f41e9fe) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test base64_roundtrip_small_object ... ok [INFO] [stdout] [INFO] [stderr] Running tests/determinism.rs (/opt/rustwide/target/debug/deps/determinism-9bc362160aa3352d) [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test deterministic_output_same_input ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/errors.rs (/opt/rustwide/target/debug/deps/errors-04d10ec7cf4339c8) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test bad_magic ... ok [INFO] [stdout] test bad_version ... ok [INFO] [stdout] test utf8_error_in_string ... ok [INFO] [stdout] test truncated_data ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/errors_pool.rs (/opt/rustwide/target/debug/deps/errors_pool-970954f5dae1f8c3) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test pool_missing_should_error ... ok [INFO] [stdout] test pool_id_out_of_range ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/integration_pool_roundtrip.rs (/opt/rustwide/target/debug/deps/integration_pool_roundtrip-f2e7820b93eedc67) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test v2_string_pool_roundtrip_and_benefit ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/property_roundtrip.rs (/opt/rustwide/target/debug/deps/property_roundtrip-cc5d7b667e89ae53) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test prop_roundtrip ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s [INFO] [stdout] [INFO] [stderr] Running tests/roundtrip.rs (/opt/rustwide/target/debug/deps/roundtrip-bae3efed9cd69867) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test roundtrip_integers ... ok [INFO] [stderr] Running tests/unit_base64util.rs (/opt/rustwide/target/debug/deps/unit_base64util-32881e2f97e710ef) [INFO] [stdout] test roundtrip_unicode_and_nested ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test base64_standard_and_no_pad_decode ... ok [INFO] [stderr] Running tests/unit_bitstream.rs (/opt/rustwide/target/debug/deps/unit_bitstream-fdb1f31f6453a86b) [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test cross_byte_read_write ... ok [INFO] [stdout] test bitwriter_reader_bits ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/unit_dict.rs (/opt/rustwide/target/debug/deps/unit_dict-17297ef6a93083d3) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test dictionary_roundtrip_via_public_api ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/unit_error.rs (/opt/rustwide/target/debug/deps/unit_error-bf377627cba6661a) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test error_variants_debug ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/unit_header.rs (/opt/rustwide/target/debug/deps/unit_header-e36fb2ff6dcc9b85) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test header_roundtrip ... ok [INFO] [stdout] test header_magic_version_constants ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/unit_huffman.rs (/opt/rustwide/target/debug/deps/unit_huffman-a62386956c7ea565) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test huffman_build_basic ... ok [INFO] [stdout] test huffman_single_and_empty_cases ... ok [INFO] [stdout] test huffman_encode_decode_roundtrip ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/unit_pool.rs (/opt/rustwide/target/debug/deps/unit_pool-fa3374924e5d2389) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test collect_string_pool_basic ... ok [INFO] [stdout] test write_pool_and_header_v2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/unit_types.rs (/opt/rustwide/target/debug/deps/unit_types-d769aa2bdfec387f) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test type_tags_values ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/unit_varint.rs (/opt/rustwide/target/debug/deps/unit_varint-731f47f6398bc8a1) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test sleb128_roundtrip ... ok [INFO] [stdout] test uleb128_roundtrip ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests json_packer [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" "85f574ebbcadbefa6a46cf2e11b6bd1f262349c1a4518e491690753893031942", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85f574ebbcadbefa6a46cf2e11b6bd1f262349c1a4518e491690753893031942", kill_on_drop: false }` [INFO] [stdout] 85f574ebbcadbefa6a46cf2e11b6bd1f262349c1a4518e491690753893031942