/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_callback_string_eq_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 08:11:30,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 08:11:30,637 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 08:11:30,641 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 08:11:30,642 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 08:11:30,675 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 08:11:30,675 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 08:11:30,676 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 08:11:30,676 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 08:11:30,677 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 08:11:30,677 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 08:11:30,677 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 08:11:30,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 08:11:30,678 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 08:11:30,679 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 08:11:30,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 08:11:30,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 08:11:30,681 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 08:11:30,682 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 08:11:30,682 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 08:11:30,682 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 08:11:30,686 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 08:11:30,686 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 08:11:30,686 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 08:11:30,686 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 08:11:30,686 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 08:11:30,687 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 08:11:30,687 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 08:11:30,687 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 08:11:30,687 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 08:11:30,687 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 08:11:30,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:11:30,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 08:11:30,688 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 08:11:30,688 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 08:11:30,688 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 08:11:30,689 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 08:11:30,689 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 08:11:30,689 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 08:11:30,689 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 08:11:30,689 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 08:11:30,690 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 08:11:30,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 08:11:30,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 08:11:30,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 08:11:30,960 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 08:11:30,960 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 08:11:30,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness.i [2024-11-05 08:11:32,457 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 08:11:32,937 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 08:11:32,938 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_callback_string_eq_harness.i [2024-11-05 08:11:32,992 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1f0fb731/a2cfb126fe95493caa8745eb02785546/FLAG17b54c13f [2024-11-05 08:11:33,010 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1f0fb731/a2cfb126fe95493caa8745eb02785546 [2024-11-05 08:11:33,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 08:11:33,014 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 08:11:33,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 08:11:33,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 08:11:33,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 08:11:33,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:11:33" (1/1) ... [2024-11-05 08:11:33,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@232559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:33, skipping insertion in model container [2024-11-05 08:11:33,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 08:11:33" (1/1) ... [2024-11-05 08:11:33,155 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:11:33,489 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_callback_string_eq_harness.i[4501,4514] [2024-11-05 08:11:33,501 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_callback_string_eq_harness.i[4561,4574] [2024-11-05 08:11:34,325 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 08:11:34,461 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 08:11:34,462 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 08:11:34,462 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 08:11:34,469 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 08:11:34,471 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:34,471 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:34,472 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:34,476 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 08:11:34,476 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:34,477 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:34,480 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 08:11:34,481 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 08:11:34,484 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 08:11:34,484 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 08:11:34,493 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:34,493 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 08:11:34,494 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:34,494 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 08:11:34,495 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:34,496 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 08:11:34,500 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:34,500 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 08:11:34,816 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 08:11:34,817 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 08:11:34,817 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 08:11:34,818 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 08:11:34,930 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 08:11:34,947 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 08:11:34,952 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 08:11:34,960 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 08:11:35,038 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 08:11:35,039 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 08:11:35,044 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 08:11:35,045 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,045 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,183 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 08:11:35,192 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 08:11:35,198 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 08:11:35,214 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 08:11:35,221 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 08:11:35,231 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 08:11:35,249 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 08:11:35,256 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 08:11:35,275 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,275 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,295 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,296 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,301 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,301 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,312 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 08:11:35,312 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 08:11:35,316 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,317 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,318 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,318 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,318 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,319 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,319 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,321 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 08:11:35,336 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 08:11:35,339 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 08:11:35,350 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 08:11:35,354 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 08:11:35,354 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 08:11:35,374 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:11:35,428 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 08:11:35,487 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 08:11:35,492 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_callback_string_eq_harness.i[4501,4514] [2024-11-05 08:11:35,493 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_callback_string_eq_harness.i[4561,4574] [2024-11-05 08:11:35,513 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 08:11:35,526 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 08:11:35,527 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 08:11:35,527 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 08:11:35,534 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 08:11:35,535 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,535 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,535 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,536 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 08:11:35,536 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,536 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,537 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 08:11:35,538 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 08:11:35,539 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 08:11:35,542 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 08:11:35,545 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,546 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 08:11:35,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,546 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 08:11:35,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,547 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 08:11:35,548 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,548 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 08:11:35,607 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 08:11:35,608 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 08:11:35,608 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 08:11:35,609 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 08:11:35,636 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 08:11:35,643 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 08:11:35,646 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 08:11:35,650 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 08:11:35,678 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 08:11:35,679 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 08:11:35,682 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 08:11:35,682 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,682 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,711 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 08:11:35,718 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 08:11:35,726 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 08:11:35,732 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 08:11:35,738 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 08:11:35,743 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 08:11:35,749 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 08:11:35,755 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 08:11:35,762 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,762 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,769 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,769 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,771 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,771 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,779 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 08:11:35,779 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 08:11:35,780 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,781 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,781 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,781 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,782 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,782 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,782 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,785 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 08:11:35,800 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 08:11:35,802 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 08:11:35,812 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 08:11:35,815 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 08:11:35,815 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 08:11:35,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:11:35,853 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 08:11:35,870 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_callback_string_eq_harness.i[4501,4514] [2024-11-05 08:11:35,870 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_callback_string_eq_harness.i[4561,4574] [2024-11-05 08:11:35,915 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,916 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,916 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,916 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,917 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,922 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,923 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,925 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:35,925 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8255] [2024-11-05 08:11:36,012 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,012 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,060 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,066 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,067 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,069 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,070 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,076 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,076 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,076 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,077 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,077 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,077 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,078 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 08:11:36,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 08:11:36,327 INFO L204 MainTranslator]: Completed translation [2024-11-05 08:11:36,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36 WrapperNode [2024-11-05 08:11:36,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 08:11:36,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 08:11:36,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 08:11:36,330 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 08:11:36,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36" (1/1) ... [2024-11-05 08:11:36,452 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36" (1/1) ... [2024-11-05 08:11:36,523 INFO L138 Inliner]: procedures = 778, calls = 3256, calls flagged for inlining = 79, calls inlined = 7, statements flattened = 404 [2024-11-05 08:11:36,524 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 08:11:36,524 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 08:11:36,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 08:11:36,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 08:11:36,535 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36" (1/1) ... [2024-11-05 08:11:36,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36" (1/1) ... [2024-11-05 08:11:36,550 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36" (1/1) ... [2024-11-05 08:11:36,596 INFO L175 MemorySlicer]: Split 277 memory accesses to 4 slices as follows [2, 257, 13, 5]. 93 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 0, 0, 5]. The 260 writes are split as follows [0, 257, 3, 0]. [2024-11-05 08:11:36,597 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36" (1/1) ... [2024-11-05 08:11:36,597 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36" (1/1) ... [2024-11-05 08:11:36,638 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36" (1/1) ... [2024-11-05 08:11:36,683 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36" (1/1) ... [2024-11-05 08:11:36,695 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36" (1/1) ... [2024-11-05 08:11:36,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36" (1/1) ... [2024-11-05 08:11:36,713 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 08:11:36,715 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 08:11:36,715 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 08:11:36,715 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 08:11:36,716 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36" (1/1) ... [2024-11-05 08:11:36,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 08:11:36,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 08:11:36,746 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 08:11:36,749 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 08:11:36,776 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-05 08:11:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-05 08:11:36,777 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-05 08:11:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-05 08:11:36,777 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 08:11:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 08:11:36,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 08:11:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 08:11:36,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 08:11:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 08:11:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 08:11:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 08:11:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 08:11:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 08:11:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 08:11:36,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 08:11:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 08:11:36,779 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 08:11:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2024-11-05 08:11:36,779 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2024-11-05 08:11:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 08:11:36,779 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 08:11:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-05 08:11:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-05 08:11:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-05 08:11:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-05 08:11:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 08:11:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 08:11:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 08:11:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 08:11:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 08:11:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 08:11:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 08:11:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 08:11:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 08:11:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 08:11:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 08:11:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 08:11:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 08:11:36,781 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 08:11:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 08:11:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 08:11:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 08:11:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 08:11:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 08:11:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 08:11:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 08:11:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 08:11:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 08:11:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 08:11:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 08:11:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 08:11:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 08:11:36,782 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 08:11:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2024-11-05 08:11:36,782 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2024-11-05 08:11:37,073 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 08:11:37,075 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 08:11:45,768 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !true; [2024-11-05 08:11:46,000 INFO L? ?]: Removed 82 outVars from TransFormulas that were not future-live. [2024-11-05 08:11:46,001 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 08:11:46,015 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 08:11:46,016 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-05 08:11:46,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:11:46 BoogieIcfgContainer [2024-11-05 08:11:46,016 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 08:11:46,018 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 08:11:46,018 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 08:11:46,021 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 08:11:46,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 08:11:33" (1/3) ... [2024-11-05 08:11:46,021 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46f2855b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:11:46, skipping insertion in model container [2024-11-05 08:11:46,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 08:11:36" (2/3) ... [2024-11-05 08:11:46,022 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46f2855b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 08:11:46, skipping insertion in model container [2024-11-05 08:11:46,022 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 08:11:46" (3/3) ... [2024-11-05 08:11:46,023 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_callback_string_eq_harness.i [2024-11-05 08:11:46,037 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 08:11:46,037 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 08:11:46,094 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 08:11:46,101 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;@4838a856, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 08:11:46,101 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 08:11:46,105 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 71 states have internal predecessors, (87), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-05 08:11:46,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-05 08:11:46,114 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:11:46,115 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2024-11-05 08:11:46,115 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:11:46,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:11:46,119 INFO L85 PathProgramCache]: Analyzing trace with hash 436511225, now seen corresponding path program 1 times [2024-11-05 08:11:46,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:11:46,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [267567526] [2024-11-05 08:11:46,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:11:46,129 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 08:11:46,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:11:46,132 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 08:11:46,133 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 08:12:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 08:12:33,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 2060 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 08:12:33,288 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 08:12:33,322 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-05 08:12:33,323 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 08:12:35,897 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-05 08:12:35,898 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 08:12:35,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [267567526] [2024-11-05 08:12:35,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [267567526] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 08:12:35,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 08:12:35,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-05 08:12:35,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388585625] [2024-11-05 08:12:35,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 08:12:35,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 08:12:35,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 08:12:35,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 08:12:35,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 08:12:35,935 INFO L87 Difference]: Start difference. First operand has 110 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 71 states have internal predecessors, (87), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-05 08:12:35,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 08:12:35,980 INFO L93 Difference]: Finished difference Result 217 states and 299 transitions. [2024-11-05 08:12:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 08:12:35,984 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 93 [2024-11-05 08:12:35,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 08:12:35,995 INFO L225 Difference]: With dead ends: 217 [2024-11-05 08:12:35,995 INFO L226 Difference]: Without dead ends: 104 [2024-11-05 08:12:36,001 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 08:12:36,009 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 08:12:36,010 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 08:12:36,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-05 08:12:36,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2024-11-05 08:12:36,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 65 states have (on average 1.1846153846153846) internal successors, (77), 66 states have internal predecessors, (77), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-05 08:12:36,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 132 transitions. [2024-11-05 08:12:36,064 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 132 transitions. Word has length 93 [2024-11-05 08:12:36,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 08:12:36,066 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 132 transitions. [2024-11-05 08:12:36,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-05 08:12:36,066 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2024-11-05 08:12:36,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-05 08:12:36,073 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 08:12:36,073 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2024-11-05 08:12:36,154 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 (2)] Forceful destruction successful, exit code 0 [2024-11-05 08:12:36,274 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 08:12:36,274 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 08:12:36,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 08:12:36,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1648273971, now seen corresponding path program 1 times [2024-11-05 08:12:36,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 08:12:36,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1890974009] [2024-11-05 08:12:36,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 08:12:36,276 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 08:12:36,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 08:12:36,279 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 08:12:36,280 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