/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_byte_buf_eq_c_str_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 07:58:09,672 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 07:58:09,726 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 07:58:09,730 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 07:58:09,731 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 07:58:09,752 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 07:58:09,753 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 07:58:09,753 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 07:58:09,754 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 07:58:09,755 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 07:58:09,755 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 07:58:09,755 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 07:58:09,755 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 07:58:09,756 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 07:58:09,756 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 07:58:09,756 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 07:58:09,756 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 07:58:09,756 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 07:58:09,757 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 07:58:09,757 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 07:58:09,757 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 07:58:09,760 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 07:58:09,760 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 07:58:09,760 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 07:58:09,760 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 07:58:09,760 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 07:58:09,760 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 07:58:09,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 07:58:09,761 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 07:58:09,761 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 07:58:09,761 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 07:58:09,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 07:58:09,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 07:58:09,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 07:58:09,761 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 07:58:09,761 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 07:58:09,762 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 07:58:09,762 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 07:58:09,762 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 07:58:09,762 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 07:58:09,762 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 07:58:09,763 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 07:58:09,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 07:58:09,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 07:58:09,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 07:58:09,958 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 07:58:09,958 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 07:58:09,959 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_byte_buf_eq_c_str_harness.i [2024-11-05 07:58:11,140 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 07:58:11,481 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 07:58:11,482 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_byte_buf_eq_c_str_harness.i [2024-11-05 07:58:11,509 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78f4ce791/d87854730ab445348e5b52c07102756e/FLAGb1e33fb8e [2024-11-05 07:58:11,715 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78f4ce791/d87854730ab445348e5b52c07102756e [2024-11-05 07:58:11,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 07:58:11,718 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 07:58:11,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 07:58:11,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 07:58:11,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 07:58:11,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 07:58:11" (1/1) ... [2024-11-05 07:58:11,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23922555 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:11, skipping insertion in model container [2024-11-05 07:58:11,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 07:58:11" (1/1) ... [2024-11-05 07:58:11,810 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 07:58:12,017 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_byte_buf_eq_c_str_harness.i[4495,4508] [2024-11-05 07:58:12,023 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_byte_buf_eq_c_str_harness.i[4555,4568] [2024-11-05 07:58:12,432 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 07:58:12,506 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 07:58:12,507 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 07:58:12,508 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 07:58:12,516 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 07:58:12,518 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:12,518 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:12,520 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:12,521 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 07:58:12,521 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:12,522 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:12,523 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 07:58:12,524 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 07:58:12,527 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 07:58:12,529 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 07:58:12,536 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:12,537 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 07:58:12,537 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:12,540 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 07:58:12,541 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:12,541 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 07:58:12,541 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:12,541 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 07:58:12,785 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 07:58:12,785 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 07:58:12,786 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 07:58:12,786 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 07:58:12,893 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 07:58:12,908 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 07:58:12,913 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 07:58:12,916 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 07:58:12,950 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 07:58:12,951 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 07:58:12,952 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 07:58:12,953 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:12,953 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 07:58:13,052 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 07:58:13,088 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 07:58:13,094 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_byte_buf_eq_c_str_harness.i[4495,4508] [2024-11-05 07:58:13,094 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_byte_buf_eq_c_str_harness.i[4555,4568] [2024-11-05 07:58:13,109 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 07:58:13,121 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 07:58:13,121 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 07:58:13,121 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 07:58:13,127 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 07:58:13,128 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,128 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,142 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,142 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 07:58:13,142 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,143 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,144 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 07:58:13,144 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 07:58:13,144 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 07:58:13,145 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 07:58:13,151 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,151 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 07:58:13,151 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,151 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 07:58:13,152 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,152 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 07:58:13,152 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,152 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 07:58:13,175 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 07:58:13,177 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 07:58:13,177 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 07:58:13,177 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 07:58:13,202 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 07:58:13,207 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 07:58:13,209 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 07:58:13,212 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 07:58:13,235 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 07:58:13,236 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 07:58:13,237 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 07:58:13,237 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,237 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 07:58:13,286 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 07:58:13,298 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_byte_buf_eq_c_str_harness.i[4495,4508] [2024-11-05 07:58:13,298 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_byte_buf_eq_c_str_harness.i[4555,4568] [2024-11-05 07:58:13,325 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,325 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,325 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,326 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,326 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,329 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,329 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,329 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,330 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,405 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8277] [2024-11-05 07:58:13,407 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,407 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 07:58:13,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8763-8774] [2024-11-05 07:58:13,423 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 07:58:13,586 INFO L204 MainTranslator]: Completed translation [2024-11-05 07:58:13,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13 WrapperNode [2024-11-05 07:58:13,587 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 07:58:13,588 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 07:58:13,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 07:58:13,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 07:58:13,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13" (1/1) ... [2024-11-05 07:58:13,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13" (1/1) ... [2024-11-05 07:58:13,724 INFO L138 Inliner]: procedures = 700, calls = 2633, calls flagged for inlining = 64, calls inlined = 10, statements flattened = 903 [2024-11-05 07:58:13,725 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 07:58:13,725 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 07:58:13,726 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 07:58:13,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 07:58:13,734 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13" (1/1) ... [2024-11-05 07:58:13,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13" (1/1) ... [2024-11-05 07:58:13,745 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13" (1/1) ... [2024-11-05 07:58:13,818 INFO L175 MemorySlicer]: Split 556 memory accesses to 6 slices as follows [2, 257, 238, 6, 13, 40]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 0, 6, 0, 5, 8]. The 493 writes are split as follows [0, 257, 232, 2, 0, 2]. [2024-11-05 07:58:13,818 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13" (1/1) ... [2024-11-05 07:58:13,818 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13" (1/1) ... [2024-11-05 07:58:13,856 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13" (1/1) ... [2024-11-05 07:58:13,862 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13" (1/1) ... [2024-11-05 07:58:13,881 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13" (1/1) ... [2024-11-05 07:58:13,892 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13" (1/1) ... [2024-11-05 07:58:13,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 07:58:13,913 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 07:58:13,914 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 07:58:13,914 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 07:58:13,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13" (1/1) ... [2024-11-05 07:58:13,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 07:58:13,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 07:58:13,941 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 07:58:13,943 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 07:58:13,962 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq_c_str [2024-11-05 07:58:13,962 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq_c_str [2024-11-05 07:58:13,962 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-05 07:58:13,962 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-05 07:58:13,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 07:58:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 07:58:13,963 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 07:58:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 07:58:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 07:58:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 07:58:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 07:58:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 07:58:13,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 07:58:13,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 07:58:13,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 07:58:13,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 07:58:13,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 07:58:13,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 07:58:13,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 07:58:13,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 07:58:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 07:58:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 07:58:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 07:58:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 07:58:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 07:58:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 07:58:13,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 07:58:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 07:58:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 07:58:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-05 07:58:13,965 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-05 07:58:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 07:58:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 07:58:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 07:58:13,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 07:58:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 07:58:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 07:58:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 07:58:13,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 07:58:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 07:58:13,966 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 07:58:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 07:58:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 07:58:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 07:58:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 07:58:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 07:58:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 07:58:13,966 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-05 07:58:13,966 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-05 07:58:13,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 07:58:13,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 07:58:13,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 07:58:13,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 07:58:13,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 07:58:13,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 07:58:13,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 07:58:13,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 07:58:13,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 07:58:13,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 07:58:13,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 07:58:13,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 07:58:13,968 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 07:58:13,969 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 07:58:13,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 07:58:13,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 07:58:13,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 07:58:13,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 07:58:13,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 07:58:13,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 07:58:13,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 07:58:13,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 07:58:13,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 07:58:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 07:58:13,974 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-05 07:58:13,974 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-05 07:58:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-05 07:58:13,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-05 07:58:14,244 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 07:58:14,245 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 07:58:23,776 INFO L? ?]: Removed 120 outVars from TransFormulas that were not future-live. [2024-11-05 07:58:23,776 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 07:58:23,789 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 07:58:23,789 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-05 07:58:23,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 07:58:23 BoogieIcfgContainer [2024-11-05 07:58:23,790 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 07:58:23,791 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 07:58:23,791 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 07:58:23,794 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 07:58:23,794 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 07:58:11" (1/3) ... [2024-11-05 07:58:23,794 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@512c2e8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 07:58:23, skipping insertion in model container [2024-11-05 07:58:23,794 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 07:58:13" (2/3) ... [2024-11-05 07:58:23,795 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@512c2e8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 07:58:23, skipping insertion in model container [2024-11-05 07:58:23,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 07:58:23" (3/3) ... [2024-11-05 07:58:23,795 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_eq_c_str_harness.i [2024-11-05 07:58:23,806 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 07:58:23,806 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 07:58:23,852 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 07:58:23,857 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;@74aa5c8d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 07:58:23,857 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 07:58:23,861 INFO L276 IsEmpty]: Start isEmpty. Operand has 140 states, 92 states have (on average 1.25) internal successors, (115), 94 states have internal predecessors, (115), 36 states have call successors, (36), 10 states have call predecessors, (36), 10 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-05 07:58:23,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-05 07:58:23,873 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 07:58:23,874 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 3, 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] [2024-11-05 07:58:23,874 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 07:58:23,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 07:58:23,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1835431672, now seen corresponding path program 1 times [2024-11-05 07:58:23,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 07:58:23,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1159540230] [2024-11-05 07:58:23,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 07:58:23,886 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 07:58:23,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 07:58:23,889 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 07:58:23,892 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 07:59:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 07:59:35,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 4240 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 07:59:35,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 07:59:35,208 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-05 07:59:35,208 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 07:59:38,067 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-05 07:59:38,072 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 07:59:38,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1159540230] [2024-11-05 07:59:38,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1159540230] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 07:59:38,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 07:59:38,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-05 07:59:38,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311825844] [2024-11-05 07:59:38,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 07:59:38,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 07:59:38,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 07:59:38,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 07:59:38,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 07:59:38,096 INFO L87 Difference]: Start difference. First operand has 140 states, 92 states have (on average 1.25) internal successors, (115), 94 states have internal predecessors, (115), 36 states have call successors, (36), 10 states have call predecessors, (36), 10 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-05 07:59:38,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 07:59:38,124 INFO L93 Difference]: Finished difference Result 275 states and 395 transitions. [2024-11-05 07:59:38,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 07:59:38,126 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 125 [2024-11-05 07:59:38,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 07:59:38,132 INFO L225 Difference]: With dead ends: 275 [2024-11-05 07:59:38,132 INFO L226 Difference]: Without dead ends: 135 [2024-11-05 07:59:38,134 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 248 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 07:59:38,136 INFO L432 NwaCegarLoop]: 184 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, 184 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 07:59:38,136 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 07:59:38,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2024-11-05 07:59:38,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2024-11-05 07:59:38,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 88 states have (on average 1.2159090909090908) internal successors, (107), 89 states have internal predecessors, (107), 36 states have call successors, (36), 10 states have call predecessors, (36), 10 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-05 07:59:38,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 178 transitions. [2024-11-05 07:59:38,167 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 178 transitions. Word has length 125 [2024-11-05 07:59:38,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 07:59:38,168 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 178 transitions. [2024-11-05 07:59:38,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-05 07:59:38,168 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 178 transitions. [2024-11-05 07:59:38,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-05 07:59:38,170 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 07:59:38,170 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 3, 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] [2024-11-05 07:59:38,269 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 07:59:38,371 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 07:59:38,371 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 07:59:38,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 07:59:38,372 INFO L85 PathProgramCache]: Analyzing trace with hash -2027802770, now seen corresponding path program 1 times [2024-11-05 07:59:38,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 07:59:38,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [287273818] [2024-11-05 07:59:38,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 07:59:38,372 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 07:59:38,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 07:59:38,375 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 07:59:38,376 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