./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1928632139fa770e6728c6d37f1b756676e5811f226db8d488914b16150b3c5e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:50:06,259 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:50:06,332 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:50:06,338 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:50:06,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:50:06,367 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:50:06,368 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:50:06,369 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:50:06,369 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:50:06,370 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:50:06,371 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:50:06,371 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:50:06,372 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:50:06,373 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:50:06,373 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:50:06,374 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:50:06,375 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:50:06,375 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:50:06,376 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:50:06,376 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:50:06,377 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:50:06,377 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:50:06,378 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:50:06,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:50:06,379 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:50:06,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:50:06,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:50:06,381 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:50:06,381 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:50:06,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:50:06,382 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:50:06,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:50:06,383 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:50:06,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:50:06,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:50:06,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:50:06,389 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:50:06,389 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:50:06,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:50:06,390 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:50:06,390 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:50:06,390 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:50:06,391 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1928632139fa770e6728c6d37f1b756676e5811f226db8d488914b16150b3c5e [2023-11-12 00:50:06,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:50:06,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:50:06,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:50:06,733 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:50:06,734 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:50:06,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness.i [2023-11-12 00:50:09,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:50:10,597 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:50:10,599 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness.i [2023-11-12 00:50:10,646 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/data/2596d37f0/37651034083d4a788204c853ed70d3f2/FLAG981812e2c [2023-11-12 00:50:10,663 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/data/2596d37f0/37651034083d4a788204c853ed70d3f2 [2023-11-12 00:50:10,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:50:10,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:50:10,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:50:10,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:50:10,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:50:10,685 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:50:10" (1/1) ... [2023-11-12 00:50:10,686 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b50aac8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:10, skipping insertion in model container [2023-11-12 00:50:10,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:50:10" (1/1) ... [2023-11-12 00:50:10,852 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:50:11,189 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness.i[4504,4517] [2023-11-12 00:50:11,200 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness.i[4564,4577] [2023-11-12 00:50:12,488 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:12,489 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:12,490 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:12,491 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:12,493 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:12,510 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:12,511 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:12,513 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:12,514 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,091 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-12 00:50:13,093 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-12 00:50:13,094 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-12 00:50:13,097 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-12 00:50:13,103 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-12 00:50:13,104 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-12 00:50:13,107 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-12 00:50:13,108 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-12 00:50:13,110 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-12 00:50:13,114 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-12 00:50:13,434 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,434 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,520 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:50:13,594 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:50:13,622 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness.i[4504,4517] [2023-11-12 00:50:13,624 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness.i[4564,4577] [2023-11-12 00:50:13,671 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,672 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,673 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,673 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,674 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,689 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,689 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,691 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,692 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,747 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-12 00:50:13,748 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-12 00:50:13,748 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-12 00:50:13,749 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-12 00:50:13,750 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-12 00:50:13,750 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-12 00:50:13,751 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-12 00:50:13,752 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-12 00:50:13,753 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-12 00:50:13,753 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-12 00:50:13,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2023-11-12 00:50:13,866 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,868 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:50:13,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2023-11-12 00:50:13,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:50:14,291 WARN L672 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,291 WARN L672 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,291 WARN L672 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,291 WARN L672 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,292 WARN L672 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,292 WARN L672 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,292 WARN L672 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,292 WARN L672 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,292 WARN L672 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,293 WARN L672 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,293 WARN L672 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,293 WARN L672 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,293 WARN L672 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,293 WARN L672 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,294 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,294 WARN L672 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,294 WARN L672 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,294 WARN L672 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:50:14,303 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:50:14,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:14 WrapperNode [2023-11-12 00:50:14,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:50:14,305 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:50:14,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:50:14,305 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:50:14,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:14" (1/1) ... [2023-11-12 00:50:14,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:14" (1/1) ... [2023-11-12 00:50:14,528 INFO L138 Inliner]: procedures = 689, calls = 2645, calls flagged for inlining = 58, calls inlined = 7, statements flattened = 949 [2023-11-12 00:50:14,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:50:14,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:50:14,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:50:14,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:50:14,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:14" (1/1) ... [2023-11-12 00:50:14,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:14" (1/1) ... [2023-11-12 00:50:14,550 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:14" (1/1) ... [2023-11-12 00:50:14,551 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:14" (1/1) ... [2023-11-12 00:50:14,604 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:14" (1/1) ... [2023-11-12 00:50:14,608 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:14" (1/1) ... [2023-11-12 00:50:14,629 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:14" (1/1) ... [2023-11-12 00:50:14,635 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:14" (1/1) ... [2023-11-12 00:50:14,646 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:50:14,659 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:50:14,659 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:50:14,659 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:50:14,660 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:14" (1/1) ... [2023-11-12 00:50:14,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:50:14,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:14,698 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:50:14,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:50:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2023-11-12 00:50:14,742 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2023-11-12 00:50:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:50:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-12 00:50:14,743 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-12 00:50:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:50:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:50:14,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:50:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:50:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:50:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:50:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:50:14,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:50:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-12 00:50:14,745 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-12 00:50:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-12 00:50:14,746 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-12 00:50:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:50:14,746 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:50:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:50:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:50:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:50:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_advance_nospec [2023-11-12 00:50:14,747 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_advance_nospec [2023-11-12 00:50:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:50:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:50:15,112 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:50:15,116 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:50:16,824 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:50:17,289 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:50:17,289 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:50:17,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:17 BoogieIcfgContainer [2023-11-12 00:50:17,292 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:50:17,295 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:50:17,295 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:50:17,299 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:50:17,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:50:10" (1/3) ... [2023-11-12 00:50:17,300 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23d5f4a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:17, skipping insertion in model container [2023-11-12 00:50:17,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:14" (2/3) ... [2023-11-12 00:50:17,301 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23d5f4a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:17, skipping insertion in model container [2023-11-12 00:50:17,301 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:17" (3/3) ... [2023-11-12 00:50:17,302 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_advance_nospec_harness.i [2023-11-12 00:50:17,323 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:50:17,324 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:50:17,377 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:50:17,384 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@dc15483, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:50:17,385 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:50:17,390 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 38 states have internal predecessors, (44), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-12 00:50:17,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-12 00:50:17,400 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:17,400 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:17,401 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:50:17,407 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:17,407 INFO L85 PathProgramCache]: Analyzing trace with hash -280872965, now seen corresponding path program 1 times [2023-11-12 00:50:17,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:17,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887841714] [2023-11-12 00:50:17,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:17,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:38,557 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:50:38,558 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:38,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887841714] [2023-11-12 00:50:38,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887841714] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:50:38,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300124395] [2023-11-12 00:50:38,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:38,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:38,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:38,565 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:50:38,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac041fc5-0074-4427-bc3f-d3cf8b219a44/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:50:39,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:39,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 2539 conjuncts, 124 conjunts are in the unsatisfiable core [2023-11-12 00:50:39,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:39,551 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-12 00:50:39,855 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-12 00:50:39,862 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-12 00:50:39,874 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-12 00:50:41,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:50:42,082 INFO L322 Elim1Store]: treesize reduction 92, result has 22.7 percent of original size [2023-11-12 00:50:42,083 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 34 treesize of output 39 [2023-11-12 00:50:42,160 INFO L322 Elim1Store]: treesize reduction 48, result has 28.4 percent of original size [2023-11-12 00:50:42,161 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 24 treesize of output 28 [2023-11-12 00:50:42,324 INFO L322 Elim1Store]: treesize reduction 48, result has 28.4 percent of original size [2023-11-12 00:50:42,324 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 24 treesize of output 28 [2023-11-12 00:50:46,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:50:46,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:50:46,636 INFO L322 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2023-11-12 00:50:46,637 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 763 treesize of output 786 [2023-11-12 00:50:46,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:50:46,733 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 786 treesize of output 774 [2023-11-12 00:50:46,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:50:46,893 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 731 treesize of output 749 [2023-11-12 00:50:46,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:50:46,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:50:47,021 INFO L322 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2023-11-12 00:50:47,022 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 740 treesize of output 763 [2023-11-12 00:50:47,461 INFO L322 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2023-11-12 00:50:47,461 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 16 treesize of output 18 [2023-11-12 00:50:47,780 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 35 [2023-11-12 00:50:48,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:50:48,681 INFO L322 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2023-11-12 00:50:48,681 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 28 [2023-11-12 00:50:48,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:50:48,913 INFO L322 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2023-11-12 00:50:48,913 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 28 [2023-11-12 00:50:49,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 00:50:49,077 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 147 [2023-11-12 00:50:49,245 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2023-11-12 00:50:49,349 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 15 [2023-11-12 00:50:49,356 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2023-11-12 00:50:49,379 INFO L190 IndexEqualityManager]: detected not equals via solver