./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9f01133064e8d36e68b9f85134d72a09d965175ad33f2003b7d0ebb14c50d01e --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 10:13:29,671 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 10:13:29,732 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-20 10:13:29,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 10:13:29,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 10:13:29,759 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 10:13:29,760 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 10:13:29,760 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 10:13:29,761 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 10:13:29,761 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 10:13:29,761 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 10:13:29,762 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 10:13:29,762 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 10:13:29,762 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 10:13:29,763 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 10:13:29,763 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 10:13:29,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 10:13:29,764 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 10:13:29,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 10:13:29,764 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 10:13:29,764 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 10:13:29,768 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 10:13:29,768 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 10:13:29,768 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 10:13:29,768 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 10:13:29,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 10:13:29,769 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 10:13:29,769 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 10:13:29,769 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 10:13:29,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 10:13:29,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 10:13:29,770 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 10:13:29,770 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 10:13:29,770 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 10:13:29,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 10:13:29,770 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 10:13:29,771 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 10:13:29,771 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 10:13:29,775 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 10:13:29,775 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f01133064e8d36e68b9f85134d72a09d965175ad33f2003b7d0ebb14c50d01e [2024-11-20 10:13:30,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 10:13:30,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 10:13:30,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 10:13:30,058 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 10:13:30,059 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 10:13:30,060 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i [2024-11-20 10:13:31,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 10:13:31,726 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 10:13:31,727 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i [2024-11-20 10:13:31,760 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f85b19044/0a455778e8d448069a7dcd25be97e22f/FLAGa3e338e13 [2024-11-20 10:13:31,778 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f85b19044/0a455778e8d448069a7dcd25be97e22f [2024-11-20 10:13:31,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 10:13:31,782 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 10:13:31,783 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 10:13:31,783 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 10:13:31,787 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 10:13:31,788 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:13:31" (1/1) ... [2024-11-20 10:13:31,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d55c42c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:31, skipping insertion in model container [2024-11-20 10:13:31,789 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:13:31" (1/1) ... [2024-11-20 10:13:31,868 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 10:13:32,164 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i[4502,4515] [2024-11-20 10:13:32,173 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i[4562,4575] [2024-11-20 10:13:32,732 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:32,733 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:32,733 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:32,733 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:32,737 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:32,750 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:32,751 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:32,752 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:32,752 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:32,754 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:32,754 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:32,755 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:32,755 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,126 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,126 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,132 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,137 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,194 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,195 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,196 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,196 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,196 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,199 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,199 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,200 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,200 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,200 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,200 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,201 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,201 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,205 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,206 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,207 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,208 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,210 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,211 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,217 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,218 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,218 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 10:13:33,271 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 10:13:33,285 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i[4502,4515] [2024-11-20 10:13:33,290 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i[4562,4575] [2024-11-20 10:13:33,319 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,322 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,322 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,322 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,323 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,327 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,331 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,333 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,333 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,334 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,334 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,334 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,335 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,412 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,412 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,414 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,417 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7776-7787] [2024-11-20 10:13:33,443 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,443 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,444 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,444 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,445 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,445 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,496 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,501 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,501 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,501 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,501 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,501 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,501 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,502 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,502 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,503 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,503 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,512 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,514 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,563 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,563 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,563 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:33,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 10:13:33,727 INFO L204 MainTranslator]: Completed translation [2024-11-20 10:13:33,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33 WrapperNode [2024-11-20 10:13:33,727 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 10:13:33,728 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 10:13:33,728 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 10:13:33,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 10:13:33,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33" (1/1) ... [2024-11-20 10:13:33,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33" (1/1) ... [2024-11-20 10:13:33,897 INFO L138 Inliner]: procedures = 686, calls = 1900, calls flagged for inlining = 60, calls inlined = 14, statements flattened = 850 [2024-11-20 10:13:33,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 10:13:33,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 10:13:33,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 10:13:33,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 10:13:33,911 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33" (1/1) ... [2024-11-20 10:13:33,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33" (1/1) ... [2024-11-20 10:13:33,919 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33" (1/1) ... [2024-11-20 10:13:34,001 INFO L175 MemorySlicer]: Split 333 memory accesses to 6 slices as follows [238, 2, 65, 3, 7, 18]. 71 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [6, 2, 0, 1, 2, 5]. The 257 writes are split as follows [232, 0, 17, 1, 1, 6]. [2024-11-20 10:13:34,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33" (1/1) ... [2024-11-20 10:13:34,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33" (1/1) ... [2024-11-20 10:13:34,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33" (1/1) ... [2024-11-20 10:13:34,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33" (1/1) ... [2024-11-20 10:13:34,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33" (1/1) ... [2024-11-20 10:13:34,069 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33" (1/1) ... [2024-11-20 10:13:34,078 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 10:13:34,079 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 10:13:34,079 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 10:13:34,079 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 10:13:34,083 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33" (1/1) ... [2024-11-20 10:13:34,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 10:13:34,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 10:13:34,113 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) [2024-11-20 10:13:34,133 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 [2024-11-20 10:13:34,191 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-11-20 10:13:34,191 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-11-20 10:13:34,191 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-20 10:13:34,191 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-20 10:13:34,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-20 10:13:34,191 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-20 10:13:34,192 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-20 10:13:34,192 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-20 10:13:34,192 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-20 10:13:34,192 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-20 10:13:34,193 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-20 10:13:34,193 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-11-20 10:13:34,193 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-11-20 10:13:34,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-20 10:13:34,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-20 10:13:34,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-20 10:13:34,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-20 10:13:34,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-20 10:13:34,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-20 10:13:34,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-20 10:13:34,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-20 10:13:34,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-20 10:13:34,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-20 10:13:34,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-20 10:13:34,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-20 10:13:34,195 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-20 10:13:34,195 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-20 10:13:34,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-20 10:13:34,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-20 10:13:34,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-20 10:13:34,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 10:13:34,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-20 10:13:34,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-20 10:13:34,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-20 10:13:34,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-20 10:13:34,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-20 10:13:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-20 10:13:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-11-20 10:13:34,199 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-11-20 10:13:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-20 10:13:34,199 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-20 10:13:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 10:13:34,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 10:13:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-20 10:13:34,199 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-20 10:13:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-20 10:13:34,199 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-20 10:13:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-20 10:13:34,199 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-20 10:13:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-20 10:13:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-20 10:13:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-20 10:13:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-20 10:13:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-20 10:13:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-20 10:13:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-20 10:13:34,200 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-20 10:13:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-20 10:13:34,200 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-20 10:13:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-20 10:13:34,200 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-20 10:13:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 10:13:34,200 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 10:13:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-20 10:13:34,200 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-20 10:13:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-20 10:13:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-20 10:13:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-20 10:13:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-20 10:13:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-20 10:13:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-20 10:13:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-11-20 10:13:34,201 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-20 10:13:34,201 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-20 10:13:34,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-20 10:13:34,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-20 10:13:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-20 10:13:34,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-20 10:13:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-11-20 10:13:34,202 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-11-20 10:13:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-20 10:13:34,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-20 10:13:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 10:13:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-20 10:13:34,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-20 10:13:34,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-20 10:13:34,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-20 10:13:34,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-20 10:13:34,525 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 10:13:34,527 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 10:13:40,626 INFO L? ?]: Removed 197 outVars from TransFormulas that were not future-live. [2024-11-20 10:13:40,627 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 10:13:40,657 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 10:13:40,658 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-20 10:13:40,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:13:40 BoogieIcfgContainer [2024-11-20 10:13:40,658 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 10:13:40,661 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 10:13:40,661 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 10:13:40,664 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 10:13:40,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:13:31" (1/3) ... [2024-11-20 10:13:40,666 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3433dd6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:13:40, skipping insertion in model container [2024-11-20 10:13:40,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:33" (2/3) ... [2024-11-20 10:13:40,666 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3433dd6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:13:40, skipping insertion in model container [2024-11-20 10:13:40,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:13:40" (3/3) ... [2024-11-20 10:13:40,668 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_sift_up_harness.i [2024-11-20 10:13:40,686 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 10:13:40,686 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-20 10:13:40,756 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 10:13:40,765 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;@735e012a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 10:13:40,765 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-20 10:13:40,771 INFO L276 IsEmpty]: Start isEmpty. Operand has 326 states, 197 states have (on average 1.233502538071066) internal successors, (243), 200 states have internal predecessors, (243), 102 states have call successors, (102), 24 states have call predecessors, (102), 24 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-20 10:13:40,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-20 10:13:40,789 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 10:13:40,790 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 10:13:40,791 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 10:13:40,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 10:13:40,796 INFO L85 PathProgramCache]: Analyzing trace with hash -816215905, now seen corresponding path program 1 times [2024-11-20 10:13:40,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 10:13:40,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346325998] [2024-11-20 10:13:40,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:13:40,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 10:13:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:13:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 10:13:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-20 10:13:46,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 10:13:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 10:13:46,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 10:13:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 10:13:46,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 10:13:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 10:13:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 10:13:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:13:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:13:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 10:13:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:13:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:13:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 10:13:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 10:13:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 10:13:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 10:13:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-20 10:13:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-20 10:13:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 10:13:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:46,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 10:13:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:47,004 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-20 10:13:47,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 10:13:47,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346325998] [2024-11-20 10:13:47,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346325998] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 10:13:47,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 10:13:47,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 10:13:47,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208568870] [2024-11-20 10:13:47,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 10:13:47,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 10:13:47,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 10:13:47,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 10:13:47,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 10:13:47,038 INFO L87 Difference]: Start difference. First operand has 326 states, 197 states have (on average 1.233502538071066) internal successors, (243), 200 states have internal predecessors, (243), 102 states have call successors, (102), 24 states have call predecessors, (102), 24 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-20 10:13:51,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 10:13:55,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 10:14:07,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 10:14:07,102 INFO L93 Difference]: Finished difference Result 743 states and 1177 transitions. [2024-11-20 10:14:07,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 10:14:07,105 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 137 [2024-11-20 10:14:07,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 10:14:07,118 INFO L225 Difference]: With dead ends: 743 [2024-11-20 10:14:07,118 INFO L226 Difference]: Without dead ends: 435 [2024-11-20 10:14:07,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 10:14:07,132 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 275 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 628 mSolverCounterSat, 390 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 1020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 390 IncrementalHoareTripleChecker+Valid, 628 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.3s IncrementalHoareTripleChecker+Time [2024-11-20 10:14:07,134 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [280 Valid, 356 Invalid, 1020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [390 Valid, 628 Invalid, 2 Unknown, 0 Unchecked, 19.3s Time] [2024-11-20 10:14:07,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2024-11-20 10:14:07,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 319. [2024-11-20 10:14:07,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 192 states have (on average 1.1979166666666667) internal successors, (230), 194 states have internal predecessors, (230), 102 states have call successors, (102), 24 states have call predecessors, (102), 23 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-20 10:14:07,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 432 transitions. [2024-11-20 10:14:07,246 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 432 transitions. Word has length 137 [2024-11-20 10:14:07,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 10:14:07,247 INFO L471 AbstractCegarLoop]: Abstraction has 319 states and 432 transitions. [2024-11-20 10:14:07,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-20 10:14:07,248 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 432 transitions. [2024-11-20 10:14:07,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-20 10:14:07,256 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 10:14:07,256 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 10:14:07,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 10:14:07,257 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 10:14:07,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 10:14:07,257 INFO L85 PathProgramCache]: Analyzing trace with hash 151566553, now seen corresponding path program 1 times [2024-11-20 10:14:07,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 10:14:07,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083086750] [2024-11-20 10:14:07,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:14:07,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 10:14:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:14:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 10:14:13,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-20 10:14:13,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 10:14:13,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 10:14:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 10:14:13,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 10:14:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 10:14:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 10:14:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 10:14:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:14:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:14:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 10:14:13,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:14:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:13,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:14:13,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:14,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 10:14:14,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:14,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 10:14:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:14,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 10:14:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:14,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 10:14:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:14,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-20 10:14:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:14,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-20 10:14:14,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:14,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 10:14:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:14,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-20 10:14:14,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:14,565 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-20 10:14:14,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 10:14:14,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083086750] [2024-11-20 10:14:14,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083086750] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 10:14:14,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [967652245] [2024-11-20 10:14:14,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:14:14,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 10:14:14,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 10:14:14,570 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 10:14:14,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-20 10:14:19,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:20,025 INFO L255 TraceCheckSpWp]: Trace formula consists of 4433 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-20 10:14:20,039 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 10:14:21,641 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-20 10:14:21,642 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-20 10:14:21,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [967652245] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 10:14:21,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-20 10:14:21,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2024-11-20 10:14:21,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678631944] [2024-11-20 10:14:21,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 10:14:21,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-20 10:14:21,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 10:14:21,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-20 10:14:21,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-20 10:14:21,646 INFO L87 Difference]: Start difference. First operand 319 states and 432 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-20 10:14:24,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 10:14:24,806 INFO L93 Difference]: Finished difference Result 592 states and 806 transitions. [2024-11-20 10:14:24,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 10:14:24,807 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 137 [2024-11-20 10:14:24,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 10:14:24,812 INFO L225 Difference]: With dead ends: 592 [2024-11-20 10:14:24,813 INFO L226 Difference]: Without dead ends: 321 [2024-11-20 10:14:24,814 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-11-20 10:14:24,815 INFO L432 NwaCegarLoop]: 386 mSDtfsCounter, 434 mSDsluCounter, 1121 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 438 SdHoareTripleChecker+Valid, 1507 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-20 10:14:24,816 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [438 Valid, 1507 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-20 10:14:24,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2024-11-20 10:14:24,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 321. [2024-11-20 10:14:24,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 193 states have (on average 1.1968911917098446) internal successors, (231), 196 states have internal predecessors, (231), 102 states have call successors, (102), 24 states have call predecessors, (102), 24 states have return successors, (104), 100 states have call predecessors, (104), 100 states have call successors, (104) [2024-11-20 10:14:24,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 437 transitions. [2024-11-20 10:14:24,858 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 437 transitions. Word has length 137 [2024-11-20 10:14:24,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 10:14:24,859 INFO L471 AbstractCegarLoop]: Abstraction has 321 states and 437 transitions. [2024-11-20 10:14:24,859 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-20 10:14:24,859 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 437 transitions. [2024-11-20 10:14:24,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-20 10:14:24,863 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 10:14:24,863 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 10:14:24,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-20 10:14:25,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 10:14:25,064 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 10:14:25,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 10:14:25,065 INFO L85 PathProgramCache]: Analyzing trace with hash 2041471789, now seen corresponding path program 1 times [2024-11-20 10:14:25,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 10:14:25,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283045687] [2024-11-20 10:14:25,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:14:25,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 10:14:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:30,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:14:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:30,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 10:14:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:30,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-20 10:14:30,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:30,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 10:14:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:30,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 10:14:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:30,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 10:14:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:30,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 10:14:30,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:30,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 10:14:31,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:31,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 10:14:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:31,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 10:14:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:31,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:14:31,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:31,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:14:31,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:31,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 10:14:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:31,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:14:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:31,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:14:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:31,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 10:14:31,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:32,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:14:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:32,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-20 10:14:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:32,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 10:14:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:32,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-20 10:14:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:32,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-20 10:14:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:32,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-20 10:14:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:32,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-20 10:14:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:32,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 10:14:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:32,861 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-20 10:14:32,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 10:14:32,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283045687] [2024-11-20 10:14:32,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283045687] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 10:14:32,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1792475482] [2024-11-20 10:14:32,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:14:32,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 10:14:32,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 10:14:32,866 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 10:14:32,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-20 10:14:38,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:38,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 4483 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-20 10:14:38,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 10:14:40,918 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-20 10:14:40,918 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-20 10:14:40,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1792475482] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 10:14:40,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-20 10:14:40,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 15 [2024-11-20 10:14:40,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713664004] [2024-11-20 10:14:40,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 10:14:40,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-20 10:14:40,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 10:14:40,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-20 10:14:40,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2024-11-20 10:14:40,920 INFO L87 Difference]: Start difference. First operand 321 states and 437 transitions. Second operand has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-20 10:14:47,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 10:14:47,484 INFO L93 Difference]: Finished difference Result 615 states and 853 transitions. [2024-11-20 10:14:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-20 10:14:47,485 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 145 [2024-11-20 10:14:47,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 10:14:47,488 INFO L225 Difference]: With dead ends: 615 [2024-11-20 10:14:47,489 INFO L226 Difference]: Without dead ends: 342 [2024-11-20 10:14:47,491 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-11-20 10:14:47,492 INFO L432 NwaCegarLoop]: 371 mSDtfsCounter, 482 mSDsluCounter, 1790 mSDsCounter, 0 mSdLazyCounter, 368 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 2161 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-20 10:14:47,492 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [495 Valid, 2161 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 368 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-20 10:14:47,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2024-11-20 10:14:47,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 340. [2024-11-20 10:14:47,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 209 states have (on average 1.2105263157894737) internal successors, (253), 212 states have internal predecessors, (253), 104 states have call successors, (104), 24 states have call predecessors, (104), 25 states have return successors, (117), 103 states have call predecessors, (117), 102 states have call successors, (117) [2024-11-20 10:14:47,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 474 transitions. [2024-11-20 10:14:47,527 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 474 transitions. Word has length 145 [2024-11-20 10:14:47,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 10:14:47,529 INFO L471 AbstractCegarLoop]: Abstraction has 340 states and 474 transitions. [2024-11-20 10:14:47,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-20 10:14:47,529 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 474 transitions. [2024-11-20 10:14:47,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-20 10:14:47,530 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 10:14:47,531 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 10:14:47,549 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-20 10:14:47,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-20 10:14:47,731 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 10:14:47,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 10:14:47,732 INFO L85 PathProgramCache]: Analyzing trace with hash -183154586, now seen corresponding path program 1 times [2024-11-20 10:14:47,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 10:14:47,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945394213] [2024-11-20 10:14:47,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:14:47,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 10:14:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:14:53,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 10:14:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-20 10:14:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 10:14:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 10:14:53,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 10:14:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 10:14:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 10:14:53,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 10:14:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 10:14:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:14:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:14:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 10:14:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:14:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:14:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:53,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 10:14:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:54,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:14:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:55,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:14:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:55,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 10:14:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:55,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-20 10:14:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:55,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-20 10:14:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:55,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-20 10:14:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:55,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-20 10:14:55,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:55,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-20 10:14:55,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:55,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-20 10:14:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:55,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 10:14:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:55,096 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-20 10:14:55,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 10:14:55,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945394213] [2024-11-20 10:14:55,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945394213] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 10:14:55,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037085061] [2024-11-20 10:14:55,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:14:55,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 10:14:55,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 10:14:55,100 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 10:14:55,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-20 10:15:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:15:00,509 INFO L255 TraceCheckSpWp]: Trace formula consists of 4610 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-20 10:15:00,516 INFO L278 TraceCheckSpWp]: Computing forward predicates...