/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_swap_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 08:16:08,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 08:16:08,498 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 08:16:08,501 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 08:16:08,502 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 08:16:08,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 08:16:08,525 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 08:16:08,525 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 08:16:08,526 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 08:16:08,527 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 08:16:08,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 08:16:08,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 08:16:08,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 08:16:08,528 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 08:16:08,528 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 08:16:08,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 08:16:08,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 08:16:08,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 08:16:08,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 08:16:08,532 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 08:16:08,532 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 08:16:08,532 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 08:16:08,532 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 08:16:08,533 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 08:16:08,533 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 08:16:08,533 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 08:16:08,533 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 08:16:08,533 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 08:16:08,533 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 08:16:08,533 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 08:16:08,534 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 08:16:08,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:16:08,534 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 08:16:08,534 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 08:16:08,534 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 08:16:08,534 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 08:16:08,534 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 08:16:08,535 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 08:16:08,535 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 08:16:08,535 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 08:16:08,535 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 08:16:08,536 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:08,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 08:16:08,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 08:16:08,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 08:16:08,723 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 08:16:08,723 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 08:16:08,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_swap_harness_negated.i [2024-11-05 08:16:09,899 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 08:16:10,278 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 08:16:10,278 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_swap_harness_negated.i [2024-11-05 08:16:10,311 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a7bea7e/d9084aa28f224bdaa1fe1e73eb815a44/FLAGc99d893ee [2024-11-05 08:16:10,476 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a7bea7e/d9084aa28f224bdaa1fe1e73eb815a44 [2024-11-05 08:16:10,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 08:16:10,479 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 08:16:10,481 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 08:16:10,482 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 08:16:10,485 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 08:16:10,485 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:16:10" (1/1) ... [2024-11-05 08:16:10,486 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@447adcf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:10, skipping insertion in model container [2024-11-05 08:16:10,486 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:16:10" (1/1) ... [2024-11-05 08:16:10,633 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:16:10,852 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_swap_harness_negated.i[4493,4506] [2024-11-05 08:16:10,858 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_swap_harness_negated.i[4553,4566] [2024-11-05 08:16:11,427 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,509 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,509 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,510 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,518 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,519 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:11,520 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:11,520 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:11,520 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,520 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:11,521 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:11,525 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,525 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,528 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,528 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,536 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:11,536 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,537 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:11,540 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,541 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:11,542 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,542 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:11,542 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,543 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:11,544 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,544 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:11,544 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,545 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:11,545 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:11,804 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,805 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,805 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,806 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:11,912 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,062 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,076 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,082 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,095 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,103 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,113 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,169 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,174 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,198 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,199 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,212 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,213 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,217 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,217 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,223 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,223 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,226 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,226 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,226 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,227 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,227 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,227 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,227 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,229 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,245 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,247 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:16:12,302 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 08:16:12,330 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:16:12,334 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_swap_harness_negated.i[4493,4506] [2024-11-05 08:16:12,334 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_swap_harness_negated.i[4553,4566] [2024-11-05 08:16:12,351 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,360 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,360 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,360 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,363 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,367 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,367 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,368 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,368 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,368 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,368 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,369 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,369 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,370 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,371 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,373 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,374 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,374 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,374 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,374 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,375 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,375 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,375 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,375 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,376 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,376 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,376 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,411 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,412 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,412 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,412 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,430 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,464 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,469 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,475 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,479 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,482 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,486 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,492 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,495 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,501 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,541 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,548 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,551 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,553 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,553 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,560 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,560 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,563 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,566 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,574 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,575 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 08:16:12,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:16:12,608 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 08:16:12,623 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_swap_harness_negated.i[4493,4506] [2024-11-05 08:16:12,623 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_swap_harness_negated.i[4553,4566] [2024-11-05 08:16:12,657 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,657 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,657 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,657 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,658 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,661 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,662 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,662 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,663 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,663 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,663 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,664 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,664 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7526-7537] [2024-11-05 08:16:12,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,772 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,773 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,775 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,775 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,782 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,782 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,783 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,783 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,783 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,783 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,784 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:16:12,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:16:12,960 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-05 08:16:12,967 INFO L204 MainTranslator]: Completed translation [2024-11-05 08:16:12,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12 WrapperNode [2024-11-05 08:16:12,968 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 08:16:12,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 08:16:12,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 08:16:12,969 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 08:16:12,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12" (1/1) ... [2024-11-05 08:16:13,044 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12" (1/1) ... [2024-11-05 08:16:13,099 INFO L138 Inliner]: procedures = 784, calls = 2436, calls flagged for inlining = 68, calls inlined = 9, statements flattened = 594 [2024-11-05 08:16:13,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 08:16:13,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 08:16:13,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 08:16:13,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 08:16:13,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12" (1/1) ... [2024-11-05 08:16:13,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12" (1/1) ... [2024-11-05 08:16:13,125 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12" (1/1) ... [2024-11-05 08:16:13,180 INFO L175 MemorySlicer]: Split 284 memory accesses to 9 slices as follows [2, 238, 2, 9, 2, 6, 17, 3, 5]. 84 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 6, 1, 0, 0, 0, 0, 0, 5]. The 240 writes are split as follows [0, 232, 0, 3, 1, 2, 1, 1, 0]. [2024-11-05 08:16:13,181 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12" (1/1) ... [2024-11-05 08:16:13,181 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12" (1/1) ... [2024-11-05 08:16:13,209 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12" (1/1) ... [2024-11-05 08:16:13,212 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12" (1/1) ... [2024-11-05 08:16:13,221 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12" (1/1) ... [2024-11-05 08:16:13,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12" (1/1) ... [2024-11-05 08:16:13,246 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 08:16:13,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 08:16:13,249 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 08:16:13,249 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 08:16:13,249 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12" (1/1) ... [2024-11-05 08:16:13,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:16:13,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 08:16:13,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-05 08:16:13,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-05 08:16:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-05 08:16:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-05 08:16:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-05 08:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-05 08:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-05 08:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-05 08:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-05 08:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-05 08:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2024-11-05 08:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_hash_table [2024-11-05 08:16:13,299 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_hash_table [2024-11-05 08:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 08:16:13,299 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 08:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 08:16:13,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 08:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-05 08:16:13,299 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-05 08:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 08:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 08:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 08:16:13,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 08:16:13,300 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 08:16:13,300 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 08:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-05 08:16:13,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-05 08:16:13,301 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 08:16:13,302 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 08:16:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 08:16:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 08:16:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 08:16:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 08:16:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 08:16:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 08:16:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 08:16:13,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 08:16:13,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-05 08:16:13,303 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-05 08:16:13,303 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-05 08:16:13,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-05 08:16:13,304 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-05 08:16:13,305 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 08:16:13,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 08:16:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-05 08:16:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 08:16:13,306 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 08:16:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 08:16:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 08:16:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 08:16:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 08:16:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 08:16:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 08:16:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 08:16:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 08:16:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-05 08:16:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 08:16:13,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 08:16:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 08:16:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 08:16:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 08:16:13,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 08:16:13,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-05 08:16:13,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-05 08:16:13,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-05 08:16:13,309 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-05 08:16:13,309 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-05 08:16:13,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 08:16:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 08:16:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 08:16:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 08:16:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 08:16:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 08:16:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 08:16:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 08:16:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-05 08:16:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_allocated_hash_table [2024-11-05 08:16:13,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_allocated_hash_table [2024-11-05 08:16:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 08:16:13,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 08:16:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-05 08:16:13,310 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-05 08:16:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure check_hash_table_unchanged [2024-11-05 08:16:13,310 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hash_table_unchanged [2024-11-05 08:16:13,646 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 08:16:13,649 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 08:16:21,195 INFO L? ?]: Removed 114 outVars from TransFormulas that were not future-live. [2024-11-05 08:16:21,195 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 08:16:21,205 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 08:16:21,205 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-05 08:16:21,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:16:21 BoogieIcfgContainer [2024-11-05 08:16:21,205 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 08:16:21,206 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 08:16:21,207 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 08:16:21,209 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 08:16:21,209 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 08:16:10" (1/3) ... [2024-11-05 08:16:21,209 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43114ac0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:16:21, skipping insertion in model container [2024-11-05 08:16:21,209 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:16:12" (2/3) ... [2024-11-05 08:16:21,209 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43114ac0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:16:21, skipping insertion in model container [2024-11-05 08:16:21,209 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:16:21" (3/3) ... [2024-11-05 08:16:21,210 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_swap_harness_negated.i [2024-11-05 08:16:21,221 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 08:16:21,221 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 08:16:21,264 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 08:16:21,268 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, 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;@4aca82c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 08:16:21,268 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 08:16:21,273 INFO L276 IsEmpty]: Start isEmpty. Operand has 132 states, 79 states have (on average 1.1898734177215189) internal successors, (94), 84 states have internal predecessors, (94), 35 states have call successors, (35), 16 states have call predecessors, (35), 16 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-05 08:16:21,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-05 08:16:21,278 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:16:21,279 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-05 08:16:21,279 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:16:21,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:16:21,282 INFO L85 PathProgramCache]: Analyzing trace with hash 601041214, now seen corresponding path program 1 times [2024-11-05 08:16:21,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:16:21,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [817201773] [2024-11-05 08:16:21,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:16:21,290 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:21,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:16:21,293 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 08:16:21,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-05 08:16:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:16:27,466 INFO L255 TraceCheckSpWp]: Trace formula consists of 2187 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 08:16:27,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:16:28,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-05 08:16:28,212 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:16:29,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-05 08:16:29,062 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:16:29,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [817201773] [2024-11-05 08:16:29,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [817201773] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 08:16:29,062 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 08:16:29,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-05 08:16:29,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85832195] [2024-11-05 08:16:29,064 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 08:16:29,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-05 08:16:29,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:16:29,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-05 08:16:29,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 08:16:29,083 INFO L87 Difference]: Start difference. First operand has 132 states, 79 states have (on average 1.1898734177215189) internal successors, (94), 84 states have internal predecessors, (94), 35 states have call successors, (35), 16 states have call predecessors, (35), 16 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-05 08:16:29,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:16:29,380 INFO L93 Difference]: Finished difference Result 271 states and 363 transitions. [2024-11-05 08:16:29,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-05 08:16:29,382 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 25 [2024-11-05 08:16:29,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:16:29,388 INFO L225 Difference]: With dead ends: 271 [2024-11-05 08:16:29,388 INFO L226 Difference]: Without dead ends: 138 [2024-11-05 08:16:29,391 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 08:16:29,393 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 2 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-05 08:16:29,393 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 317 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-05 08:16:29,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-05 08:16:29,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2024-11-05 08:16:29,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 81 states have (on average 1.1604938271604939) internal successors, (94), 85 states have internal predecessors, (94), 40 states have call successors, (40), 16 states have call predecessors, (40), 16 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-05 08:16:29,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 173 transitions. [2024-11-05 08:16:29,433 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 173 transitions. Word has length 25 [2024-11-05 08:16:29,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:16:29,434 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 173 transitions. [2024-11-05 08:16:29,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-05 08:16:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 173 transitions. [2024-11-05 08:16:29,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-05 08:16:29,435 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:16:29,436 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-05 08:16:29,479 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-05 08:16:29,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:29,638 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:16:29,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:16:29,639 INFO L85 PathProgramCache]: Analyzing trace with hash -122545327, now seen corresponding path program 1 times [2024-11-05 08:16:29,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:16:29,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [215255243] [2024-11-05 08:16:29,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:16:29,639 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:29,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:16:29,643 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 08:16:29,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-05 08:16:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:16:35,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 2188 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 08:16:35,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:16:35,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-05 08:16:35,925 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:16:36,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-05 08:16:36,833 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:16:36,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [215255243] [2024-11-05 08:16:36,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [215255243] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 08:16:36,833 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 08:16:36,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-05 08:16:36,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306098901] [2024-11-05 08:16:36,833 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 08:16:36,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-05 08:16:36,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:16:36,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-05 08:16:36,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 08:16:36,835 INFO L87 Difference]: Start difference. First operand 138 states and 173 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-05 08:16:37,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:16:37,042 INFO L93 Difference]: Finished difference Result 186 states and 230 transitions. [2024-11-05 08:16:37,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-05 08:16:37,043 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 26 [2024-11-05 08:16:37,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:16:37,046 INFO L225 Difference]: With dead ends: 186 [2024-11-05 08:16:37,047 INFO L226 Difference]: Without dead ends: 147 [2024-11-05 08:16:37,047 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 08:16:37,048 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 2 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-05 08:16:37,048 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 308 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-05 08:16:37,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2024-11-05 08:16:37,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2024-11-05 08:16:37,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 86 states have (on average 1.1395348837209303) internal successors, (98), 89 states have internal predecessors, (98), 44 states have call successors, (44), 16 states have call predecessors, (44), 16 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-05 08:16:37,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 184 transitions. [2024-11-05 08:16:37,065 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 184 transitions. Word has length 26 [2024-11-05 08:16:37,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:16:37,065 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 184 transitions. [2024-11-05 08:16:37,065 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-05 08:16:37,065 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 184 transitions. [2024-11-05 08:16:37,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-05 08:16:37,070 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:16:37,071 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 08:16:37,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-05 08:16:37,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:37,271 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:16:37,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:16:37,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1479320443, now seen corresponding path program 1 times [2024-11-05 08:16:37,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:16:37,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2113101986] [2024-11-05 08:16:37,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:16:37,273 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:37,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:16:37,275 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 08:16:37,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-05 08:16:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:16:43,260 INFO L255 TraceCheckSpWp]: Trace formula consists of 2641 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 08:16:43,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:16:44,314 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-05 08:16:44,314 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:16:51,822 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-05 08:16:51,822 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:16:51,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2113101986] [2024-11-05 08:16:51,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2113101986] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 08:16:51,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 08:16:51,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2024-11-05 08:16:51,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678783472] [2024-11-05 08:16:51,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 08:16:51,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 08:16:51,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:16:51,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 08:16:51,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 08:16:51,825 INFO L87 Difference]: Start difference. First operand 147 states and 184 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-05 08:16:52,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:16:52,305 INFO L93 Difference]: Finished difference Result 292 states and 372 transitions. [2024-11-05 08:16:52,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 08:16:52,308 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) Word has length 123 [2024-11-05 08:16:52,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:16:52,310 INFO L225 Difference]: With dead ends: 292 [2024-11-05 08:16:52,310 INFO L226 Difference]: Without dead ends: 151 [2024-11-05 08:16:52,311 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 08:16:52,312 INFO L432 NwaCegarLoop]: 154 mSDtfsCounter, 0 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-05 08:16:52,312 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 612 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-05 08:16:52,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-05 08:16:52,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2024-11-05 08:16:52,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 89 states have (on average 1.1348314606741574) internal successors, (101), 92 states have internal predecessors, (101), 44 states have call successors, (44), 16 states have call predecessors, (44), 17 states have return successors, (43), 43 states have call predecessors, (43), 42 states have call successors, (43) [2024-11-05 08:16:52,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 188 transitions. [2024-11-05 08:16:52,322 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 188 transitions. Word has length 123 [2024-11-05 08:16:52,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:16:52,322 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 188 transitions. [2024-11-05 08:16:52,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (20), 3 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-05 08:16:52,322 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 188 transitions. [2024-11-05 08:16:52,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-05 08:16:52,324 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:16:52,326 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 08:16:52,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-05 08:16:52,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:52,527 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:16:52,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:16:52,527 INFO L85 PathProgramCache]: Analyzing trace with hash -424317567, now seen corresponding path program 1 times [2024-11-05 08:16:52,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:16:52,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1556276503] [2024-11-05 08:16:52,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:16:52,528 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:16:52,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:16:52,530 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 08:16:52,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-05 08:16:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:16:58,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 2600 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 08:16:58,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:16:59,995 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-05 08:16:59,996 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:17:10,130 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-05 08:17:10,130 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:17:10,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1556276503] [2024-11-05 08:17:10,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1556276503] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 08:17:10,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 08:17:10,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2024-11-05 08:17:10,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842607439] [2024-11-05 08:17:10,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 08:17:10,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 08:17:10,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:17:10,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 08:17:10,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 08:17:10,132 INFO L87 Difference]: Start difference. First operand 151 states and 188 transitions. Second operand has 6 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-05 08:17:12,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:17:12,782 INFO L93 Difference]: Finished difference Result 299 states and 375 transitions. [2024-11-05 08:17:12,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 08:17:12,783 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 134 [2024-11-05 08:17:12,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:17:12,785 INFO L225 Difference]: With dead ends: 299 [2024-11-05 08:17:12,785 INFO L226 Difference]: Without dead ends: 153 [2024-11-05 08:17:12,785 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 259 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-05 08:17:12,786 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 559 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-05 08:17:12,786 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 705 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-05 08:17:12,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-05 08:17:12,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2024-11-05 08:17:12,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 90 states have (on average 1.1333333333333333) internal successors, (102), 94 states have internal predecessors, (102), 44 states have call successors, (44), 16 states have call predecessors, (44), 18 states have return successors, (44), 43 states have call predecessors, (44), 42 states have call successors, (44) [2024-11-05 08:17:12,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 190 transitions. [2024-11-05 08:17:12,795 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 190 transitions. Word has length 134 [2024-11-05 08:17:12,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:17:12,795 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 190 transitions. [2024-11-05 08:17:12,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-05 08:17:12,795 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 190 transitions. [2024-11-05 08:17:12,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-05 08:17:12,797 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:17:12,797 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 08:17:12,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-05 08:17:13,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:17:13,001 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:17:13,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:17:13,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1725913998, now seen corresponding path program 1 times [2024-11-05 08:17:13,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:17:13,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [865305889] [2024-11-05 08:17:13,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:17:13,002 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:17:13,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:17:13,004 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 08:17:13,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-05 08:17:18,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:17:18,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 2692 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-05 08:17:18,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:17:24,252 INFO L224 Elim1Store]: Index analysis took 482 ms [2024-11-05 08:17:24,263 INFO L378 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 80 treesize of output 49 [2024-11-05 08:17:41,613 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-05 08:17:41,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 90 treesize of output 42