./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_push_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 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_push_harness_negated.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 2270fe5cc07251a3e14220516eaebb03f8e5cd298a28c4582f3a498662459431 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 12:59:08,658 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 12:59:08,708 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 12:59:08,713 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 12:59:08,714 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 12:59:08,738 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 12:59:08,739 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 12:59:08,739 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 12:59:08,740 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 12:59:08,740 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 12:59:08,740 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 12:59:08,741 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 12:59:08,741 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 12:59:08,741 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 12:59:08,742 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 12:59:08,742 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 12:59:08,742 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 12:59:08,742 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 12:59:08,743 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 12:59:08,743 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 12:59:08,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 12:59:08,745 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 12:59:08,746 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 12:59:08,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 12:59:08,746 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 12:59:08,746 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 12:59:08,746 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 12:59:08,746 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 12:59:08,746 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 12:59:08,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 12:59:08,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 12:59:08,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 12:59:08,747 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 12:59:08,747 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 12:59:08,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 12:59:08,748 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 12:59:08,748 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 12:59:08,748 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 12:59:08,748 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 12:59:08,748 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2270fe5cc07251a3e14220516eaebb03f8e5cd298a28c4582f3a498662459431 [2024-10-24 12:59:08,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 12:59:08,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 12:59:08,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 12:59:08,999 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 12:59:08,999 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 12:59:09,001 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i [2024-10-24 12:59:10,214 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 12:59:10,584 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 12:59:10,585 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i [2024-10-24 12:59:10,619 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e7bbf534/42e6f77f00f9495e8e78fc50007aacda/FLAG4e053b666 [2024-10-24 12:59:10,799 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e7bbf534/42e6f77f00f9495e8e78fc50007aacda [2024-10-24 12:59:10,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 12:59:10,802 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 12:59:10,803 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 12:59:10,803 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 12:59:10,807 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 12:59:10,807 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 12:59:10" (1/1) ... [2024-10-24 12:59:10,808 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d655b2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:10, skipping insertion in model container [2024-10-24 12:59:10,808 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 12:59:10" (1/1) ... [2024-10-24 12:59:10,882 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 12:59:11,115 WARN L248 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_push_harness_negated.i[4497,4510] [2024-10-24 12:59:11,122 WARN L248 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_push_harness_negated.i[4557,4570] [2024-10-24 12:59:11,645 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:11,645 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:11,645 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:11,646 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:11,647 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:11,656 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:11,656 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:11,657 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:11,658 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:11,659 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:11,660 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:11,660 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:11,661 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,060 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,065 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,125 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,126 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,126 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,127 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,127 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,127 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,128 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,128 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,129 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,129 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,129 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,129 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,130 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,134 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,134 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,135 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,135 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,139 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,141 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,148 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,149 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,149 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 12:59:12,207 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 12:59:12,219 WARN L248 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_push_harness_negated.i[4497,4510] [2024-10-24 12:59:12,219 WARN L248 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_push_harness_negated.i[4557,4570] [2024-10-24 12:59:12,252 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,252 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,253 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,254 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,254 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,260 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,262 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,263 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,263 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,264 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,264 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,264 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,264 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,331 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,334 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,338 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7739-7750] [2024-10-24 12:59:12,356 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,357 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,358 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,358 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,358 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,358 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,412 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,412 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,412 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,412 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,412 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,413 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,413 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,413 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,413 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,413 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,414 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,415 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,420 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,427 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,432 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,432 WARN L1660 CHandler]: Possible shadowing of function index [2024-10-24 12:59:12,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 12:59:12,656 INFO L204 MainTranslator]: Completed translation [2024-10-24 12:59:12,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12 WrapperNode [2024-10-24 12:59:12,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 12:59:12,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 12:59:12,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 12:59:12,657 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 12:59:12,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12" (1/1) ... [2024-10-24 12:59:12,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12" (1/1) ... [2024-10-24 12:59:12,799 INFO L138 Inliner]: procedures = 686, calls = 1879, calls flagged for inlining = 59, calls inlined = 19, statements flattened = 1191 [2024-10-24 12:59:12,801 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 12:59:12,801 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 12:59:12,802 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 12:59:12,802 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 12:59:12,813 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12" (1/1) ... [2024-10-24 12:59:12,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12" (1/1) ... [2024-10-24 12:59:12,823 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12" (1/1) ... [2024-10-24 12:59:12,912 INFO L175 MemorySlicer]: Split 381 memory accesses to 6 slices as follows [2, 236, 103, 9, 7, 24]. 62 percent of accesses are in the largest equivalence class. The 257 initializations are split as follows [2, 236, 11, 1, 2, 5]. The 23 writes are split as follows [0, 0, 13, 1, 1, 8]. [2024-10-24 12:59:12,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12" (1/1) ... [2024-10-24 12:59:12,915 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12" (1/1) ... [2024-10-24 12:59:12,953 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12" (1/1) ... [2024-10-24 12:59:12,957 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12" (1/1) ... [2024-10-24 12:59:12,964 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12" (1/1) ... [2024-10-24 12:59:12,969 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12" (1/1) ... [2024-10-24 12:59:12,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 12:59:12,978 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 12:59:12,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 12:59:12,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 12:59:12,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12" (1/1) ... [2024-10-24 12:59:12,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 12:59:12,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 12:59:13,009 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) [2024-10-24 12:59:13,014 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 [2024-10-24 12:59:13,049 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-10-24 12:59:13,049 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-10-24 12:59:13,049 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2024-10-24 12:59:13,049 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2024-10-24 12:59:13,049 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-10-24 12:59:13,049 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-10-24 12:59:13,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 12:59:13,050 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-10-24 12:59:13,050 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-10-24 12:59:13,050 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-10-24 12:59:13,050 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-10-24 12:59:13,050 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-24 12:59:13,050 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-24 12:59:13,050 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-10-24 12:59:13,051 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-10-24 12:59:13,051 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-10-24 12:59:13,051 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-24 12:59:13,052 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-24 12:59:13,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 12:59:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 12:59:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-10-24 12:59:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-10-24 12:59:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-10-24 12:59:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-10-24 12:59:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 12:59:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 12:59:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-24 12:59:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-24 12:59:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-10-24 12:59:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-10-24 12:59:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-10-24 12:59:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-10-24 12:59:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-24 12:59:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-24 12:59:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-10-24 12:59:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-10-24 12:59:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-10-24 12:59:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-10-24 12:59:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-10-24 12:59:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-10-24 12:59:13,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-24 12:59:13,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-24 12:59:13,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-24 12:59:13,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-24 12:59:13,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-24 12:59:13,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-24 12:59:13,054 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-24 12:59:13,054 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-24 12:59:13,054 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-24 12:59:13,054 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-24 12:59:13,056 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-24 12:59:13,056 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-24 12:59:13,056 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 12:59:13,056 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 12:59:13,056 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-10-24 12:59:13,056 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-10-24 12:59:13,056 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-10-24 12:59:13,057 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-10-24 12:59:13,057 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-10-24 12:59:13,058 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-10-24 12:59:13,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 12:59:13,058 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-10-24 12:59:13,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-10-24 12:59:13,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 12:59:13,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 12:59:13,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 12:59:13,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 12:59:13,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 12:59:13,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 12:59:13,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 12:59:13,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 12:59:13,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 12:59:13,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 12:59:13,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 12:59:13,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 12:59:13,060 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-10-24 12:59:13,060 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-10-24 12:59:13,060 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-24 12:59:13,060 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-24 12:59:13,060 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-10-24 12:59:13,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-10-24 12:59:13,060 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-10-24 12:59:13,061 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-10-24 12:59:13,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 12:59:13,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 12:59:13,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 12:59:13,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-24 12:59:13,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-24 12:59:13,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-24 12:59:13,061 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-10-24 12:59:13,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-10-24 12:59:13,061 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2024-10-24 12:59:13,061 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2024-10-24 12:59:13,061 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-10-24 12:59:13,062 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-10-24 12:59:13,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-24 12:59:13,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-24 12:59:13,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 12:59:13,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 12:59:13,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 12:59:13,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-24 12:59:13,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-24 12:59:13,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-24 12:59:13,371 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 12:59:13,373 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 12:59:14,416 INFO L? ?]: Removed 322 outVars from TransFormulas that were not future-live. [2024-10-24 12:59:14,417 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 12:59:14,503 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 12:59:14,507 INFO L314 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-24 12:59:14,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 12:59:14 BoogieIcfgContainer [2024-10-24 12:59:14,508 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 12:59:14,509 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 12:59:14,510 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 12:59:14,512 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 12:59:14,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 12:59:10" (1/3) ... [2024-10-24 12:59:14,513 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f096a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 12:59:14, skipping insertion in model container [2024-10-24 12:59:14,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:59:12" (2/3) ... [2024-10-24 12:59:14,513 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f096a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 12:59:14, skipping insertion in model container [2024-10-24 12:59:14,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 12:59:14" (3/3) ... [2024-10-24 12:59:14,514 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_push_harness_negated.i [2024-10-24 12:59:14,526 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 12:59:14,527 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-24 12:59:14,601 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 12:59:14,606 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;@528e4ed3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 12:59:14,606 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-24 12:59:14,614 INFO L276 IsEmpty]: Start isEmpty. Operand has 521 states, 283 states have (on average 1.2720848056537102) internal successors, (360), 286 states have internal predecessors, (360), 202 states have call successors, (202), 34 states have call predecessors, (202), 34 states have return successors, (202), 202 states have call predecessors, (202), 202 states have call successors, (202) [2024-10-24 12:59:14,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-10-24 12:59:14,634 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:14,637 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:14,637 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:14,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:14,642 INFO L85 PathProgramCache]: Analyzing trace with hash 2138833156, now seen corresponding path program 1 times [2024-10-24 12:59:14,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:14,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481420297] [2024-10-24 12:59:14,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:14,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:15,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:15,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:15,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:15,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:15,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:15,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 12:59:15,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-24 12:59:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 12:59:15,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 12:59:15,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 12:59:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 12:59:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 12:59:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 12:59:15,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-24 12:59:15,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-24 12:59:15,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-24 12:59:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 12:59:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 12:59:15,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-24 12:59:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-24 12:59:15,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 12:59:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:15,510 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2024-10-24 12:59:15,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:15,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481420297] [2024-10-24 12:59:15,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481420297] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 12:59:15,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 12:59:15,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 12:59:15,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566905291] [2024-10-24 12:59:15,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 12:59:15,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 12:59:15,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 12:59:15,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 12:59:15,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 12:59:15,546 INFO L87 Difference]: Start difference. First operand has 521 states, 283 states have (on average 1.2720848056537102) internal successors, (360), 286 states have internal predecessors, (360), 202 states have call successors, (202), 34 states have call predecessors, (202), 34 states have return successors, (202), 202 states have call predecessors, (202), 202 states have call successors, (202) Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-10-24 12:59:18,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 12:59:18,119 INFO L93 Difference]: Finished difference Result 1175 states and 1986 transitions. [2024-10-24 12:59:18,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 12:59:18,123 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 182 [2024-10-24 12:59:18,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 12:59:18,137 INFO L225 Difference]: With dead ends: 1175 [2024-10-24 12:59:18,137 INFO L226 Difference]: Without dead ends: 674 [2024-10-24 12:59:18,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-24 12:59:18,146 INFO L432 NwaCegarLoop]: 507 mSDtfsCounter, 322 mSDsluCounter, 562 mSDsCounter, 0 mSdLazyCounter, 1183 mSolverCounterSat, 641 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 1069 SdHoareTripleChecker+Invalid, 1824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 641 IncrementalHoareTripleChecker+Valid, 1183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-10-24 12:59:18,147 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 1069 Invalid, 1824 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [641 Valid, 1183 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-10-24 12:59:18,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states. [2024-10-24 12:59:18,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 518. [2024-10-24 12:59:18,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 281 states have (on average 1.2491103202846976) internal successors, (351), 283 states have internal predecessors, (351), 202 states have call successors, (202), 34 states have call predecessors, (202), 33 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) [2024-10-24 12:59:18,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 753 transitions. [2024-10-24 12:59:18,262 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 753 transitions. Word has length 182 [2024-10-24 12:59:18,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 12:59:18,263 INFO L471 AbstractCegarLoop]: Abstraction has 518 states and 753 transitions. [2024-10-24 12:59:18,263 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-10-24 12:59:18,263 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 753 transitions. [2024-10-24 12:59:18,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-10-24 12:59:18,266 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:18,266 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:18,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 12:59:18,267 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:18,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:18,267 INFO L85 PathProgramCache]: Analyzing trace with hash -26882674, now seen corresponding path program 1 times [2024-10-24 12:59:18,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:18,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593286176] [2024-10-24 12:59:18,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:18,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:18,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 12:59:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-24 12:59:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 12:59:18,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 12:59:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 12:59:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 12:59:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-24 12:59:18,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 12:59:18,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-24 12:59:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-24 12:59:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-24 12:59:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 12:59:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 12:59:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-24 12:59:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-24 12:59:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 12:59:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:18,934 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2024-10-24 12:59:18,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:18,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593286176] [2024-10-24 12:59:18,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593286176] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 12:59:18,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1665548685] [2024-10-24 12:59:18,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:18,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:18,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 12:59:18,938 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) [2024-10-24 12:59:18,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 12:59:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:19,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 2461 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 12:59:19,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 12:59:19,446 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2024-10-24 12:59:19,447 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 12:59:19,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1665548685] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 12:59:19,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 12:59:19,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2024-10-24 12:59:19,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979783540] [2024-10-24 12:59:19,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 12:59:19,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 12:59:19,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 12:59:19,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 12:59:19,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-10-24 12:59:19,451 INFO L87 Difference]: Start difference. First operand 518 states and 753 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-10-24 12:59:19,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 12:59:19,685 INFO L93 Difference]: Finished difference Result 995 states and 1459 transitions. [2024-10-24 12:59:19,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 12:59:19,686 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 182 [2024-10-24 12:59:19,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 12:59:19,690 INFO L225 Difference]: With dead ends: 995 [2024-10-24 12:59:19,690 INFO L226 Difference]: Without dead ends: 520 [2024-10-24 12:59:19,692 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-10-24 12:59:19,693 INFO L432 NwaCegarLoop]: 701 mSDtfsCounter, 59 mSDsluCounter, 1978 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 2679 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 12:59:19,693 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 2679 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 12:59:19,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2024-10-24 12:59:19,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 520. [2024-10-24 12:59:19,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 520 states, 282 states have (on average 1.24822695035461) internal successors, (352), 285 states have internal predecessors, (352), 202 states have call successors, (202), 34 states have call predecessors, (202), 34 states have return successors, (210), 200 states have call predecessors, (210), 200 states have call successors, (210) [2024-10-24 12:59:19,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 764 transitions. [2024-10-24 12:59:19,731 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 764 transitions. Word has length 182 [2024-10-24 12:59:19,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 12:59:19,731 INFO L471 AbstractCegarLoop]: Abstraction has 520 states and 764 transitions. [2024-10-24 12:59:19,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-10-24 12:59:19,732 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 764 transitions. [2024-10-24 12:59:19,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-10-24 12:59:19,734 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:19,734 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:19,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-24 12:59:19,934 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 [2024-10-24 12:59:19,935 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:19,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:19,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1921868414, now seen corresponding path program 1 times [2024-10-24 12:59:19,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:19,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672096134] [2024-10-24 12:59:19,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:19,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:20,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:20,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:20,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:20,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:20,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:20,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 12:59:20,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 12:59:20,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:20,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 12:59:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 12:59:20,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 12:59:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 12:59:20,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 12:59:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 12:59:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 12:59:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 12:59:20,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 12:59:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 12:59:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 12:59:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 12:59:20,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 12:59:20,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 12:59:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:20,616 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2024-10-24 12:59:20,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:20,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672096134] [2024-10-24 12:59:20,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672096134] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 12:59:20,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [133964131] [2024-10-24 12:59:20,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:20,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:20,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 12:59:20,620 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) [2024-10-24 12:59:20,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 12:59:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:21,089 INFO L255 TraceCheckSpWp]: Trace formula consists of 2511 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-24 12:59:21,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 12:59:21,207 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2024-10-24 12:59:21,207 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 12:59:21,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [133964131] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 12:59:21,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 12:59:21,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2024-10-24 12:59:21,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001619615] [2024-10-24 12:59:21,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 12:59:21,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 12:59:21,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 12:59:21,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 12:59:21,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2024-10-24 12:59:21,210 INFO L87 Difference]: Start difference. First operand 520 states and 764 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 4 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-10-24 12:59:21,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 12:59:21,715 INFO L93 Difference]: Finished difference Result 1018 states and 1539 transitions. [2024-10-24 12:59:21,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 12:59:21,716 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 4 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) Word has length 190 [2024-10-24 12:59:21,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 12:59:21,721 INFO L225 Difference]: With dead ends: 1018 [2024-10-24 12:59:21,722 INFO L226 Difference]: Without dead ends: 541 [2024-10-24 12:59:21,724 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2024-10-24 12:59:21,726 INFO L432 NwaCegarLoop]: 674 mSDtfsCounter, 86 mSDsluCounter, 3171 mSDsCounter, 0 mSdLazyCounter, 598 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 3845 SdHoareTripleChecker+Invalid, 599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 12:59:21,726 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 3845 Invalid, 599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 598 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 12:59:21,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2024-10-24 12:59:21,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 539. [2024-10-24 12:59:21,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 539 states, 298 states have (on average 1.25503355704698) internal successors, (374), 301 states have internal predecessors, (374), 204 states have call successors, (204), 34 states have call predecessors, (204), 35 states have return successors, (244), 203 states have call predecessors, (244), 202 states have call successors, (244) [2024-10-24 12:59:21,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 822 transitions. [2024-10-24 12:59:21,764 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 822 transitions. Word has length 190 [2024-10-24 12:59:21,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 12:59:21,767 INFO L471 AbstractCegarLoop]: Abstraction has 539 states and 822 transitions. [2024-10-24 12:59:21,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 4 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-10-24 12:59:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 822 transitions. [2024-10-24 12:59:21,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-10-24 12:59:21,769 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:21,769 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:21,786 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-24 12:59:21,973 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 [2024-10-24 12:59:21,974 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:21,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:21,974 INFO L85 PathProgramCache]: Analyzing trace with hash -388264466, now seen corresponding path program 1 times [2024-10-24 12:59:21,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:21,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569446610] [2024-10-24 12:59:21,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:21,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:22,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-24 12:59:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-24 12:59:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:22,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 12:59:22,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 12:59:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 12:59:22,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 12:59:22,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 12:59:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 12:59:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 12:59:22,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 12:59:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 12:59:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-24 12:59:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 12:59:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 12:59:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 12:59:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 12:59:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:22,748 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-10-24 12:59:22,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:22,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569446610] [2024-10-24 12:59:22,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569446610] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 12:59:22,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1803271528] [2024-10-24 12:59:22,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:22,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:22,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 12:59:22,751 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) [2024-10-24 12:59:22,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-24 12:59:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:23,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 2630 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-24 12:59:23,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 12:59:23,287 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2024-10-24 12:59:23,288 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 12:59:23,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1803271528] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 12:59:23,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 12:59:23,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2024-10-24 12:59:23,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026058969] [2024-10-24 12:59:23,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 12:59:23,289 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 12:59:23,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 12:59:23,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 12:59:23,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-10-24 12:59:23,290 INFO L87 Difference]: Start difference. First operand 539 states and 822 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 4 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2024-10-24 12:59:23,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 12:59:23,557 INFO L93 Difference]: Finished difference Result 1041 states and 1610 transitions. [2024-10-24 12:59:23,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 12:59:23,558 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 4 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) Word has length 203 [2024-10-24 12:59:23,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 12:59:23,563 INFO L225 Difference]: With dead ends: 1041 [2024-10-24 12:59:23,563 INFO L226 Difference]: Without dead ends: 545 [2024-10-24 12:59:23,566 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-10-24 12:59:23,566 INFO L432 NwaCegarLoop]: 695 mSDtfsCounter, 76 mSDsluCounter, 2620 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 3315 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 12:59:23,567 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 3315 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 12:59:23,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2024-10-24 12:59:23,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 539. [2024-10-24 12:59:23,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 539 states, 298 states have (on average 1.25503355704698) internal successors, (374), 301 states have internal predecessors, (374), 204 states have call successors, (204), 34 states have call predecessors, (204), 35 states have return successors, (244), 203 states have call predecessors, (244), 202 states have call successors, (244) [2024-10-24 12:59:23,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 822 transitions. [2024-10-24 12:59:23,596 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 822 transitions. Word has length 203 [2024-10-24 12:59:23,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 12:59:23,598 INFO L471 AbstractCegarLoop]: Abstraction has 539 states and 822 transitions. [2024-10-24 12:59:23,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 4 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2024-10-24 12:59:23,598 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 822 transitions. [2024-10-24 12:59:23,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-10-24 12:59:23,600 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:23,601 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 5, 5, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:23,617 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-24 12:59:23,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:23,805 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:23,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:23,805 INFO L85 PathProgramCache]: Analyzing trace with hash 331937485, now seen corresponding path program 1 times [2024-10-24 12:59:23,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:23,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769669917] [2024-10-24 12:59:23,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:23,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:24,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:24,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 12:59:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 12:59:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 12:59:24,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 12:59:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 12:59:24,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 12:59:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 12:59:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 12:59:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 12:59:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 12:59:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 12:59:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-24 12:59:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 12:59:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 12:59:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 12:59:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-24 12:59:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:24,636 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2024-10-24 12:59:24,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:24,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769669917] [2024-10-24 12:59:24,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769669917] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 12:59:24,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330242589] [2024-10-24 12:59:24,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:24,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:24,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 12:59:24,639 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 12:59:24,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-24 12:59:25,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:25,145 INFO L255 TraceCheckSpWp]: Trace formula consists of 2702 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-24 12:59:25,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 12:59:25,310 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-10-24 12:59:25,310 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 12:59:25,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330242589] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 12:59:25,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 12:59:25,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 18 [2024-10-24 12:59:25,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230562681] [2024-10-24 12:59:25,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 12:59:25,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 12:59:25,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 12:59:25,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 12:59:25,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=270, Unknown=0, NotChecked=0, Total=306 [2024-10-24 12:59:25,312 INFO L87 Difference]: Start difference. First operand 539 states and 822 transitions. Second operand has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 5 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (35), 5 states have call predecessors, (35), 5 states have call successors, (35) [2024-10-24 12:59:25,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 12:59:25,949 INFO L93 Difference]: Finished difference Result 1068 states and 1649 transitions. [2024-10-24 12:59:25,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-24 12:59:25,950 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 5 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (35), 5 states have call predecessors, (35), 5 states have call successors, (35) Word has length 219 [2024-10-24 12:59:25,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 12:59:25,956 INFO L225 Difference]: With dead ends: 1068 [2024-10-24 12:59:25,956 INFO L226 Difference]: Without dead ends: 572 [2024-10-24 12:59:25,959 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=302, Unknown=0, NotChecked=0, Total=342 [2024-10-24 12:59:25,959 INFO L432 NwaCegarLoop]: 668 mSDtfsCounter, 108 mSDsluCounter, 3780 mSDsCounter, 0 mSdLazyCounter, 745 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 4448 SdHoareTripleChecker+Invalid, 748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 745 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-24 12:59:25,960 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 4448 Invalid, 748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 745 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-24 12:59:25,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2024-10-24 12:59:25,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 539. [2024-10-24 12:59:25,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 539 states, 298 states have (on average 1.25503355704698) internal successors, (374), 301 states have internal predecessors, (374), 204 states have call successors, (204), 34 states have call predecessors, (204), 35 states have return successors, (244), 203 states have call predecessors, (244), 202 states have call successors, (244) [2024-10-24 12:59:25,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 822 transitions. [2024-10-24 12:59:25,989 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 822 transitions. Word has length 219 [2024-10-24 12:59:25,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 12:59:25,989 INFO L471 AbstractCegarLoop]: Abstraction has 539 states and 822 transitions. [2024-10-24 12:59:25,989 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 5 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (35), 5 states have call predecessors, (35), 5 states have call successors, (35) [2024-10-24 12:59:25,989 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 822 transitions. [2024-10-24 12:59:25,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-10-24 12:59:25,991 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:25,992 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:26,010 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-24 12:59:26,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:26,196 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:26,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:26,196 INFO L85 PathProgramCache]: Analyzing trace with hash -514326697, now seen corresponding path program 2 times [2024-10-24 12:59:26,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:26,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844242218] [2024-10-24 12:59:26,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:26,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:26,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:26,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:26,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 12:59:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 12:59:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 12:59:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 12:59:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 12:59:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 12:59:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-24 12:59:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 12:59:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 12:59:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 12:59:26,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-24 12:59:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 12:59:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 12:59:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 12:59:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 12:59:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 12:59:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:26,877 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2024-10-24 12:59:26,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:26,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844242218] [2024-10-24 12:59:26,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844242218] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 12:59:26,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1769387983] [2024-10-24 12:59:26,878 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-24 12:59:26,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:26,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 12:59:26,879 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 12:59:26,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-24 12:59:27,284 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-24 12:59:27,284 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-24 12:59:27,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 1798 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-24 12:59:27,294 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 12:59:27,360 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2024-10-24 12:59:27,360 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 12:59:27,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1769387983] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 12:59:27,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 12:59:27,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2024-10-24 12:59:27,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064655234] [2024-10-24 12:59:27,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 12:59:27,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 12:59:27,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 12:59:27,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 12:59:27,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2024-10-24 12:59:27,362 INFO L87 Difference]: Start difference. First operand 539 states and 822 transitions. Second operand has 6 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (35), 2 states have call predecessors, (35), 1 states have call successors, (35) [2024-10-24 12:59:27,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 12:59:27,605 INFO L93 Difference]: Finished difference Result 547 states and 830 transitions. [2024-10-24 12:59:27,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 12:59:27,605 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (35), 2 states have call predecessors, (35), 1 states have call successors, (35) Word has length 232 [2024-10-24 12:59:27,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 12:59:27,609 INFO L225 Difference]: With dead ends: 547 [2024-10-24 12:59:27,609 INFO L226 Difference]: Without dead ends: 545 [2024-10-24 12:59:27,610 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2024-10-24 12:59:27,610 INFO L432 NwaCegarLoop]: 721 mSDtfsCounter, 3 mSDsluCounter, 2847 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 3568 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 12:59:27,611 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 3568 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 12:59:27,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2024-10-24 12:59:27,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 544. [2024-10-24 12:59:27,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 544 states, 301 states have (on average 1.2524916943521596) internal successors, (377), 304 states have internal predecessors, (377), 205 states have call successors, (205), 35 states have call predecessors, (205), 36 states have return successors, (245), 204 states have call predecessors, (245), 203 states have call successors, (245) [2024-10-24 12:59:27,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 544 states and 827 transitions. [2024-10-24 12:59:27,638 INFO L78 Accepts]: Start accepts. Automaton has 544 states and 827 transitions. Word has length 232 [2024-10-24 12:59:27,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 12:59:27,639 INFO L471 AbstractCegarLoop]: Abstraction has 544 states and 827 transitions. [2024-10-24 12:59:27,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (35), 2 states have call predecessors, (35), 1 states have call successors, (35) [2024-10-24 12:59:27,640 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 827 transitions. [2024-10-24 12:59:27,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-10-24 12:59:27,642 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:27,642 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:27,658 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-24 12:59:27,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:27,843 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:27,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:27,843 INFO L85 PathProgramCache]: Analyzing trace with hash 805422961, now seen corresponding path program 3 times [2024-10-24 12:59:27,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:27,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16725049] [2024-10-24 12:59:27,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:27,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:28,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:28,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:28,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:28,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 12:59:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 12:59:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 12:59:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 12:59:28,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 12:59:28,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-24 12:59:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-24 12:59:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-24 12:59:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 12:59:28,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-24 12:59:28,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-24 12:59:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-24 12:59:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 12:59:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 12:59:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 12:59:28,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 12:59:28,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:28,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:28,568 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2024-10-24 12:59:28,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:28,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16725049] [2024-10-24 12:59:28,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16725049] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 12:59:28,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319226323] [2024-10-24 12:59:28,568 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-24 12:59:28,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:28,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 12:59:28,570 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 12:59:28,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-24 12:59:29,244 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-10-24 12:59:29,244 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-24 12:59:29,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 1984 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-10-24 12:59:29,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 12:59:29,348 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2024-10-24 12:59:29,349 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 12:59:29,636 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 30 proven. 3 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2024-10-24 12:59:29,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [319226323] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 12:59:29,636 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 12:59:29,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 7] total 16 [2024-10-24 12:59:29,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582326352] [2024-10-24 12:59:29,637 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 12:59:29,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-10-24 12:59:29,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 12:59:29,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-10-24 12:59:29,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-10-24 12:59:29,639 INFO L87 Difference]: Start difference. First operand 544 states and 827 transitions. Second operand has 16 states, 15 states have (on average 8.533333333333333) internal successors, (128), 12 states have internal predecessors, (128), 6 states have call successors, (70), 6 states have call predecessors, (70), 4 states have return successors, (64), 5 states have call predecessors, (64), 6 states have call successors, (64) [2024-10-24 12:59:34,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 12:59:34,691 INFO L93 Difference]: Finished difference Result 1338 states and 2163 transitions. [2024-10-24 12:59:34,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-24 12:59:34,691 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 8.533333333333333) internal successors, (128), 12 states have internal predecessors, (128), 6 states have call successors, (70), 6 states have call predecessors, (70), 4 states have return successors, (64), 5 states have call predecessors, (64), 6 states have call successors, (64) Word has length 245 [2024-10-24 12:59:34,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 12:59:34,698 INFO L225 Difference]: With dead ends: 1338 [2024-10-24 12:59:34,698 INFO L226 Difference]: Without dead ends: 845 [2024-10-24 12:59:34,701 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 589 GetRequests, 564 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=127, Invalid=575, Unknown=0, NotChecked=0, Total=702 [2024-10-24 12:59:34,701 INFO L432 NwaCegarLoop]: 510 mSDtfsCounter, 603 mSDsluCounter, 4111 mSDsCounter, 0 mSdLazyCounter, 6088 mSolverCounterSat, 834 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 647 SdHoareTripleChecker+Valid, 4621 SdHoareTripleChecker+Invalid, 6922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 834 IncrementalHoareTripleChecker+Valid, 6088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-10-24 12:59:34,701 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [647 Valid, 4621 Invalid, 6922 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [834 Valid, 6088 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-10-24 12:59:34,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2024-10-24 12:59:34,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 565. [2024-10-24 12:59:34,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 318 states have (on average 1.2547169811320755) internal successors, (399), 320 states have internal predecessors, (399), 208 states have call successors, (208), 36 states have call predecessors, (208), 37 states have return successors, (256), 208 states have call predecessors, (256), 206 states have call successors, (256) [2024-10-24 12:59:34,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 863 transitions. [2024-10-24 12:59:34,750 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 863 transitions. Word has length 245 [2024-10-24 12:59:34,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 12:59:34,750 INFO L471 AbstractCegarLoop]: Abstraction has 565 states and 863 transitions. [2024-10-24 12:59:34,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.533333333333333) internal successors, (128), 12 states have internal predecessors, (128), 6 states have call successors, (70), 6 states have call predecessors, (70), 4 states have return successors, (64), 5 states have call predecessors, (64), 6 states have call successors, (64) [2024-10-24 12:59:34,751 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 863 transitions. [2024-10-24 12:59:34,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-10-24 12:59:34,753 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:34,754 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:34,768 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-24 12:59:34,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:34,955 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:34,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:34,955 INFO L85 PathProgramCache]: Analyzing trace with hash 21811649, now seen corresponding path program 1 times [2024-10-24 12:59:34,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:34,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864883715] [2024-10-24 12:59:34,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:34,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:35,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:35,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:35,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 12:59:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 12:59:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:35,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 12:59:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 12:59:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:35,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 12:59:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-24 12:59:35,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 12:59:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 12:59:35,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-24 12:59:35,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 12:59:35,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 12:59:35,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 12:59:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-24 12:59:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-24 12:59:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:35,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 12:59:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-24 12:59:35,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:35,849 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2024-10-24 12:59:35,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:35,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864883715] [2024-10-24 12:59:35,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864883715] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 12:59:35,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1759134644] [2024-10-24 12:59:35,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:35,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:35,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 12:59:35,851 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 12:59:35,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-24 12:59:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:36,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 3228 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-24 12:59:36,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 12:59:36,510 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-10-24 12:59:36,510 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 12:59:36,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1759134644] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 12:59:36,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 12:59:36,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 16 [2024-10-24 12:59:36,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829100136] [2024-10-24 12:59:36,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 12:59:36,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 12:59:36,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 12:59:36,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 12:59:36,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2024-10-24 12:59:36,514 INFO L87 Difference]: Start difference. First operand 565 states and 863 transitions. Second operand has 7 states, 6 states have (on average 16.833333333333332) internal successors, (101), 7 states have internal predecessors, (101), 5 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (38), 4 states have call predecessors, (38), 5 states have call successors, (38) [2024-10-24 12:59:36,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 12:59:36,951 INFO L93 Difference]: Finished difference Result 1085 states and 1674 transitions. [2024-10-24 12:59:36,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 12:59:36,951 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 16.833333333333332) internal successors, (101), 7 states have internal predecessors, (101), 5 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (38), 4 states have call predecessors, (38), 5 states have call successors, (38) Word has length 279 [2024-10-24 12:59:36,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 12:59:36,957 INFO L225 Difference]: With dead ends: 1085 [2024-10-24 12:59:36,957 INFO L226 Difference]: Without dead ends: 571 [2024-10-24 12:59:36,959 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 361 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2024-10-24 12:59:36,959 INFO L432 NwaCegarLoop]: 695 mSDtfsCounter, 125 mSDsluCounter, 3237 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 3932 SdHoareTripleChecker+Invalid, 437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 12:59:36,960 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 3932 Invalid, 437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 361 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 12:59:36,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 571 states. [2024-10-24 12:59:36,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 571 to 565. [2024-10-24 12:59:36,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 318 states have (on average 1.2547169811320755) internal successors, (399), 320 states have internal predecessors, (399), 208 states have call successors, (208), 36 states have call predecessors, (208), 37 states have return successors, (256), 208 states have call predecessors, (256), 206 states have call successors, (256) [2024-10-24 12:59:36,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 863 transitions. [2024-10-24 12:59:36,984 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 863 transitions. Word has length 279 [2024-10-24 12:59:36,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 12:59:36,985 INFO L471 AbstractCegarLoop]: Abstraction has 565 states and 863 transitions. [2024-10-24 12:59:36,985 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 16.833333333333332) internal successors, (101), 7 states have internal predecessors, (101), 5 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (38), 4 states have call predecessors, (38), 5 states have call successors, (38) [2024-10-24 12:59:36,985 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 863 transitions. [2024-10-24 12:59:36,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-10-24 12:59:36,987 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:36,987 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:37,008 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-24 12:59:37,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:37,188 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:37,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:37,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1262145454, now seen corresponding path program 4 times [2024-10-24 12:59:37,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:37,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585222127] [2024-10-24 12:59:37,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:37,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:37,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:37,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:37,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:37,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 12:59:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:37,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 12:59:37,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:38,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 12:59:38,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 12:59:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:38,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:38,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:38,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 12:59:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 12:59:38,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 12:59:38,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-24 12:59:38,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 12:59:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 12:59:38,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 12:59:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 12:59:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 12:59:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 12:59:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:38,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 12:59:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-24 12:59:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:38,207 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 662 trivial. 0 not checked. [2024-10-24 12:59:38,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:38,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585222127] [2024-10-24 12:59:38,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585222127] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 12:59:38,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 12:59:38,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-24 12:59:38,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715384589] [2024-10-24 12:59:38,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 12:59:38,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-24 12:59:38,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 12:59:38,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-24 12:59:38,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-10-24 12:59:38,209 INFO L87 Difference]: Start difference. First operand 565 states and 863 transitions. Second operand has 10 states, 9 states have (on average 8.666666666666666) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-24 12:59:41,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 12:59:41,051 INFO L93 Difference]: Finished difference Result 1364 states and 2168 transitions. [2024-10-24 12:59:41,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-24 12:59:41,052 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.666666666666666) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 308 [2024-10-24 12:59:41,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 12:59:41,057 INFO L225 Difference]: With dead ends: 1364 [2024-10-24 12:59:41,057 INFO L226 Difference]: Without dead ends: 847 [2024-10-24 12:59:41,059 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2024-10-24 12:59:41,059 INFO L432 NwaCegarLoop]: 491 mSDtfsCounter, 429 mSDsluCounter, 2462 mSDsCounter, 0 mSdLazyCounter, 3478 mSolverCounterSat, 738 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 471 SdHoareTripleChecker+Valid, 2953 SdHoareTripleChecker+Invalid, 4216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 738 IncrementalHoareTripleChecker+Valid, 3478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-10-24 12:59:41,059 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [471 Valid, 2953 Invalid, 4216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [738 Valid, 3478 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-10-24 12:59:41,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2024-10-24 12:59:41,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 569. [2024-10-24 12:59:41,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 569 states, 321 states have (on average 1.2523364485981308) internal successors, (402), 323 states have internal predecessors, (402), 208 states have call successors, (208), 36 states have call predecessors, (208), 38 states have return successors, (258), 209 states have call predecessors, (258), 206 states have call successors, (258) [2024-10-24 12:59:41,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 868 transitions. [2024-10-24 12:59:41,088 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 868 transitions. Word has length 308 [2024-10-24 12:59:41,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 12:59:41,088 INFO L471 AbstractCegarLoop]: Abstraction has 569 states and 868 transitions. [2024-10-24 12:59:41,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.666666666666666) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-24 12:59:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 868 transitions. [2024-10-24 12:59:41,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-10-24 12:59:41,090 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:41,090 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:41,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 12:59:41,090 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:41,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:41,091 INFO L85 PathProgramCache]: Analyzing trace with hash -201218812, now seen corresponding path program 1 times [2024-10-24 12:59:41,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:41,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899323130] [2024-10-24 12:59:41,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:41,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:41,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:41,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:41,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 12:59:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 12:59:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 12:59:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 12:59:41,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:41,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-24 12:59:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 12:59:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 12:59:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 12:59:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-24 12:59:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-24 12:59:42,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-24 12:59:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 12:59:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-24 12:59:42,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-24 12:59:42,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 12:59:42,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 12:59:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,153 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 28 proven. 12 refuted. 0 times theorem prover too weak. 557 trivial. 0 not checked. [2024-10-24 12:59:42,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:42,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899323130] [2024-10-24 12:59:42,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899323130] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 12:59:42,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90683231] [2024-10-24 12:59:42,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:42,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:42,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 12:59:42,155 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 12:59:42,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-24 12:59:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:42,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 3297 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-24 12:59:42,835 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 12:59:42,972 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2024-10-24 12:59:42,972 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 12:59:42,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90683231] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 12:59:42,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 12:59:42,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [13] total 20 [2024-10-24 12:59:42,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787961679] [2024-10-24 12:59:42,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 12:59:42,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-24 12:59:42,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 12:59:42,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-24 12:59:42,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=340, Unknown=0, NotChecked=0, Total=380 [2024-10-24 12:59:42,974 INFO L87 Difference]: Start difference. First operand 569 states and 868 transitions. Second operand has 9 states, 8 states have (on average 14.375) internal successors, (115), 9 states have internal predecessors, (115), 6 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (39), 5 states have call predecessors, (39), 6 states have call successors, (39) [2024-10-24 12:59:43,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 12:59:43,595 INFO L93 Difference]: Finished difference Result 1102 states and 1689 transitions. [2024-10-24 12:59:43,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-24 12:59:43,595 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 14.375) internal successors, (115), 9 states have internal predecessors, (115), 6 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (39), 5 states have call predecessors, (39), 6 states have call successors, (39) Word has length 295 [2024-10-24 12:59:43,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 12:59:43,600 INFO L225 Difference]: With dead ends: 1102 [2024-10-24 12:59:43,600 INFO L226 Difference]: Without dead ends: 586 [2024-10-24 12:59:43,602 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=414, Unknown=0, NotChecked=0, Total=462 [2024-10-24 12:59:43,602 INFO L432 NwaCegarLoop]: 666 mSDtfsCounter, 157 mSDsluCounter, 4357 mSDsCounter, 0 mSdLazyCounter, 831 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 5023 SdHoareTripleChecker+Invalid, 906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-24 12:59:43,603 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 5023 Invalid, 906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 831 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-24 12:59:43,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2024-10-24 12:59:43,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 553. [2024-10-24 12:59:43,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 553 states, 307 states have (on average 1.247557003257329) internal successors, (383), 309 states have internal predecessors, (383), 207 states have call successors, (207), 36 states have call predecessors, (207), 37 states have return successors, (247), 207 states have call predecessors, (247), 205 states have call successors, (247) [2024-10-24 12:59:43,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 837 transitions. [2024-10-24 12:59:43,631 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 837 transitions. Word has length 295 [2024-10-24 12:59:43,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 12:59:43,632 INFO L471 AbstractCegarLoop]: Abstraction has 553 states and 837 transitions. [2024-10-24 12:59:43,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 14.375) internal successors, (115), 9 states have internal predecessors, (115), 6 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (39), 5 states have call predecessors, (39), 6 states have call successors, (39) [2024-10-24 12:59:43,632 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 837 transitions. [2024-10-24 12:59:43,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-10-24 12:59:43,633 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:43,633 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:43,654 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-24 12:59:43,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-24 12:59:43,834 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:43,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:43,835 INFO L85 PathProgramCache]: Analyzing trace with hash -753366640, now seen corresponding path program 2 times [2024-10-24 12:59:43,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:43,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102555687] [2024-10-24 12:59:43,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:43,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:43,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:44,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:44,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 12:59:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 12:59:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 12:59:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 12:59:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 12:59:44,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 12:59:44,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 12:59:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-24 12:59:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 12:59:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 12:59:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 12:59:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 12:59:44,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 12:59:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 12:59:44,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:44,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 12:59:44,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-24 12:59:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:44,681 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2024-10-24 12:59:44,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:44,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102555687] [2024-10-24 12:59:44,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102555687] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 12:59:44,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 12:59:44,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-24 12:59:44,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033352472] [2024-10-24 12:59:44,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 12:59:44,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-24 12:59:44,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 12:59:44,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-24 12:59:44,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-10-24 12:59:44,683 INFO L87 Difference]: Start difference. First operand 553 states and 837 transitions. Second operand has 11 states, 10 states have (on average 8.0) internal successors, (80), 7 states have internal predecessors, (80), 5 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (35), 4 states have call predecessors, (35), 5 states have call successors, (35) [2024-10-24 12:59:47,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 12:59:47,755 INFO L93 Difference]: Finished difference Result 1325 states and 2097 transitions. [2024-10-24 12:59:47,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-24 12:59:47,756 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 8.0) internal successors, (80), 7 states have internal predecessors, (80), 5 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (35), 4 states have call predecessors, (35), 5 states have call successors, (35) Word has length 308 [2024-10-24 12:59:47,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 12:59:47,761 INFO L225 Difference]: With dead ends: 1325 [2024-10-24 12:59:47,761 INFO L226 Difference]: Without dead ends: 831 [2024-10-24 12:59:47,763 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-10-24 12:59:47,763 INFO L432 NwaCegarLoop]: 476 mSDtfsCounter, 583 mSDsluCounter, 2591 mSDsCounter, 0 mSdLazyCounter, 3969 mSolverCounterSat, 878 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 625 SdHoareTripleChecker+Valid, 3067 SdHoareTripleChecker+Invalid, 4847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 878 IncrementalHoareTripleChecker+Valid, 3969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-10-24 12:59:47,763 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [625 Valid, 3067 Invalid, 4847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [878 Valid, 3969 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-10-24 12:59:47,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2024-10-24 12:59:47,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 555. [2024-10-24 12:59:47,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 555 states, 308 states have (on average 1.2467532467532467) internal successors, (384), 311 states have internal predecessors, (384), 207 states have call successors, (207), 36 states have call predecessors, (207), 38 states have return successors, (251), 207 states have call predecessors, (251), 205 states have call successors, (251) [2024-10-24 12:59:47,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 842 transitions. [2024-10-24 12:59:47,792 INFO L78 Accepts]: Start accepts. Automaton has 555 states and 842 transitions. Word has length 308 [2024-10-24 12:59:47,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 12:59:47,793 INFO L471 AbstractCegarLoop]: Abstraction has 555 states and 842 transitions. [2024-10-24 12:59:47,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 8.0) internal successors, (80), 7 states have internal predecessors, (80), 5 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (35), 4 states have call predecessors, (35), 5 states have call successors, (35) [2024-10-24 12:59:47,793 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 842 transitions. [2024-10-24 12:59:47,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2024-10-24 12:59:47,794 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:47,795 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:47,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-24 12:59:47,795 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:47,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:47,795 INFO L85 PathProgramCache]: Analyzing trace with hash 678509436, now seen corresponding path program 1 times [2024-10-24 12:59:47,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:47,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292265106] [2024-10-24 12:59:47,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:47,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:48,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:48,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 12:59:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 12:59:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 12:59:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 12:59:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:48,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 12:59:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 12:59:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 12:59:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-24 12:59:48,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 12:59:48,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 12:59:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 12:59:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 12:59:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-24 12:59:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-24 12:59:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 12:59:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 12:59:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:48,732 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2024-10-24 12:59:48,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:48,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292265106] [2024-10-24 12:59:48,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292265106] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 12:59:48,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 12:59:48,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-24 12:59:48,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337347832] [2024-10-24 12:59:48,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 12:59:48,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-24 12:59:48,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 12:59:48,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-24 12:59:48,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-10-24 12:59:48,734 INFO L87 Difference]: Start difference. First operand 555 states and 842 transitions. Second operand has 12 states, 11 states have (on average 7.545454545454546) internal successors, (83), 8 states have internal predecessors, (83), 6 states have call successors, (38), 6 states have call predecessors, (38), 2 states have return successors, (36), 5 states have call predecessors, (36), 6 states have call successors, (36) [2024-10-24 12:59:51,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 12:59:51,414 INFO L93 Difference]: Finished difference Result 1333 states and 2126 transitions. [2024-10-24 12:59:51,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-24 12:59:51,414 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 7.545454545454546) internal successors, (83), 8 states have internal predecessors, (83), 6 states have call successors, (38), 6 states have call predecessors, (38), 2 states have return successors, (36), 5 states have call predecessors, (36), 6 states have call successors, (36) Word has length 329 [2024-10-24 12:59:51,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 12:59:51,420 INFO L225 Difference]: With dead ends: 1333 [2024-10-24 12:59:51,420 INFO L226 Difference]: Without dead ends: 837 [2024-10-24 12:59:51,422 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2024-10-24 12:59:51,423 INFO L432 NwaCegarLoop]: 492 mSDtfsCounter, 785 mSDsluCounter, 2681 mSDsCounter, 0 mSdLazyCounter, 3822 mSolverCounterSat, 1237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 830 SdHoareTripleChecker+Valid, 3173 SdHoareTripleChecker+Invalid, 5059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1237 IncrementalHoareTripleChecker+Valid, 3822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-10-24 12:59:51,423 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [830 Valid, 3173 Invalid, 5059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1237 Valid, 3822 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-10-24 12:59:51,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states. [2024-10-24 12:59:51,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 556. [2024-10-24 12:59:51,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 556 states, 309 states have (on average 1.2459546925566343) internal successors, (385), 312 states have internal predecessors, (385), 207 states have call successors, (207), 36 states have call predecessors, (207), 38 states have return successors, (251), 207 states have call predecessors, (251), 205 states have call successors, (251) [2024-10-24 12:59:51,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 843 transitions. [2024-10-24 12:59:51,453 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 843 transitions. Word has length 329 [2024-10-24 12:59:51,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 12:59:51,454 INFO L471 AbstractCegarLoop]: Abstraction has 556 states and 843 transitions. [2024-10-24 12:59:51,454 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 7.545454545454546) internal successors, (83), 8 states have internal predecessors, (83), 6 states have call successors, (38), 6 states have call predecessors, (38), 2 states have return successors, (36), 5 states have call predecessors, (36), 6 states have call successors, (36) [2024-10-24 12:59:51,454 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 843 transitions. [2024-10-24 12:59:51,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2024-10-24 12:59:51,455 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:51,455 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:51,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-24 12:59:51,456 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:51,456 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:51,456 INFO L85 PathProgramCache]: Analyzing trace with hash 150571553, now seen corresponding path program 1 times [2024-10-24 12:59:51,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:51,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507802259] [2024-10-24 12:59:51,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:51,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:51,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:51,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:51,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:51,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:52,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:52,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:52,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:52,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 12:59:52,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 12:59:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 12:59:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 12:59:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:52,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 12:59:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 12:59:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 12:59:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 12:59:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 12:59:52,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 12:59:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 12:59:52,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-24 12:59:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 12:59:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-24 12:59:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:52,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:52,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 12:59:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-24 12:59:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:52,444 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 50 proven. 12 refuted. 0 times theorem prover too weak. 692 trivial. 0 not checked. [2024-10-24 12:59:52,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:52,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507802259] [2024-10-24 12:59:52,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507802259] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 12:59:52,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170490239] [2024-10-24 12:59:52,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:52,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:52,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 12:59:52,446 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 12:59:52,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-24 12:59:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:53,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 3538 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-24 12:59:53,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 12:59:53,376 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 394 proven. 3 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2024-10-24 12:59:53,376 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 12:59:53,743 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 50 proven. 12 refuted. 0 times theorem prover too weak. 692 trivial. 0 not checked. [2024-10-24 12:59:53,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1170490239] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 12:59:53,744 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 12:59:53,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 25 [2024-10-24 12:59:53,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073662775] [2024-10-24 12:59:53,744 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 12:59:53,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-10-24 12:59:53,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 12:59:53,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-10-24 12:59:53,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=543, Unknown=0, NotChecked=0, Total=600 [2024-10-24 12:59:53,746 INFO L87 Difference]: Start difference. First operand 556 states and 843 transitions. Second operand has 25 states, 22 states have (on average 8.090909090909092) internal successors, (178), 21 states have internal predecessors, (178), 16 states have call successors, (97), 6 states have call predecessors, (97), 6 states have return successors, (89), 10 states have call predecessors, (89), 16 states have call successors, (89) [2024-10-24 12:59:58,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 12:59:58,352 INFO L93 Difference]: Finished difference Result 1350 states and 2152 transitions. [2024-10-24 12:59:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-24 12:59:58,353 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 22 states have (on average 8.090909090909092) internal successors, (178), 21 states have internal predecessors, (178), 16 states have call successors, (97), 6 states have call predecessors, (97), 6 states have return successors, (89), 10 states have call predecessors, (89), 16 states have call successors, (89) Word has length 332 [2024-10-24 12:59:58,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 12:59:58,360 INFO L225 Difference]: With dead ends: 1350 [2024-10-24 12:59:58,360 INFO L226 Difference]: Without dead ends: 853 [2024-10-24 12:59:58,362 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 789 GetRequests, 750 SyntacticMatches, 2 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=182, Invalid=1300, Unknown=0, NotChecked=0, Total=1482 [2024-10-24 12:59:58,363 INFO L432 NwaCegarLoop]: 452 mSDtfsCounter, 1088 mSDsluCounter, 5397 mSDsCounter, 0 mSdLazyCounter, 8223 mSolverCounterSat, 1446 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1129 SdHoareTripleChecker+Valid, 5849 SdHoareTripleChecker+Invalid, 9669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1446 IncrementalHoareTripleChecker+Valid, 8223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-10-24 12:59:58,363 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1129 Valid, 5849 Invalid, 9669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1446 Valid, 8223 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-10-24 12:59:58,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 853 states. [2024-10-24 12:59:58,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 853 to 569. [2024-10-24 12:59:58,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 569 states, 321 states have (on average 1.2523364485981308) internal successors, (402), 323 states have internal predecessors, (402), 208 states have call successors, (208), 36 states have call predecessors, (208), 38 states have return successors, (252), 209 states have call predecessors, (252), 206 states have call successors, (252) [2024-10-24 12:59:58,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 862 transitions. [2024-10-24 12:59:58,395 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 862 transitions. Word has length 332 [2024-10-24 12:59:58,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 12:59:58,395 INFO L471 AbstractCegarLoop]: Abstraction has 569 states and 862 transitions. [2024-10-24 12:59:58,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 22 states have (on average 8.090909090909092) internal successors, (178), 21 states have internal predecessors, (178), 16 states have call successors, (97), 6 states have call predecessors, (97), 6 states have return successors, (89), 10 states have call predecessors, (89), 16 states have call successors, (89) [2024-10-24 12:59:58,396 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 862 transitions. [2024-10-24 12:59:58,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2024-10-24 12:59:58,397 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 12:59:58,397 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 12:59:58,416 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-10-24 12:59:58,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-10-24 12:59:58,598 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 12:59:58,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 12:59:58,599 INFO L85 PathProgramCache]: Analyzing trace with hash -474451993, now seen corresponding path program 2 times [2024-10-24 12:59:58,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 12:59:58,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276381206] [2024-10-24 12:59:58,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 12:59:58,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 12:59:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 12:59:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 12:59:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 12:59:59,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 12:59:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 12:59:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 12:59:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 12:59:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 12:59:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:59,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 12:59:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 12:59:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 12:59:59,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 12:59:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:59,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 12:59:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 12:59:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 12:59:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 12:59:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 12:59:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 12:59:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 12:59:59,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:59,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 12:59:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:59,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 12:59:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 12:59:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 12:59:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 12:59:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 12:59:59,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 12:59:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 12:59:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:59,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-24 12:59:59,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 12:59:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 12:59:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 12:59:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 12:59:59,705 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 899 trivial. 0 not checked. [2024-10-24 12:59:59,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 12:59:59,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276381206] [2024-10-24 12:59:59,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276381206] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 12:59:59,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [54915410] [2024-10-24 12:59:59,705 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-24 12:59:59,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 12:59:59,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 12:59:59,706 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 12:59:59,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-24 13:00:00,754 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-24 13:00:00,754 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-24 13:00:00,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 3776 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-24 13:00:00,775 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:00:00,874 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 374 proven. 0 refuted. 0 times theorem prover too weak. 549 trivial. 0 not checked. [2024-10-24 13:00:00,874 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:00:00,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [54915410] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:00:00,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 13:00:00,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 18 [2024-10-24 13:00:00,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167807133] [2024-10-24 13:00:00,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:00:00,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 13:00:00,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:00:00,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 13:00:00,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=270, Unknown=0, NotChecked=0, Total=306 [2024-10-24 13:00:00,876 INFO L87 Difference]: Start difference. First operand 569 states and 862 transitions. Second operand has 8 states, 7 states have (on average 13.428571428571429) internal successors, (94), 8 states have internal predecessors, (94), 6 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (37), 5 states have call predecessors, (37), 6 states have call successors, (37) [2024-10-24 13:00:01,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:00:01,387 INFO L93 Difference]: Finished difference Result 1073 states and 1626 transitions. [2024-10-24 13:00:01,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 13:00:01,387 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 13.428571428571429) internal successors, (94), 8 states have internal predecessors, (94), 6 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (37), 5 states have call predecessors, (37), 6 states have call successors, (37) Word has length 358 [2024-10-24 13:00:01,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:00:01,393 INFO L225 Difference]: With dead ends: 1073 [2024-10-24 13:00:01,393 INFO L226 Difference]: Without dead ends: 569 [2024-10-24 13:00:01,396 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 476 GetRequests, 457 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2024-10-24 13:00:01,396 INFO L432 NwaCegarLoop]: 669 mSDtfsCounter, 175 mSDsluCounter, 3686 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 4355 SdHoareTripleChecker+Invalid, 697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 13:00:01,398 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 4355 Invalid, 697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 13:00:01,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2024-10-24 13:00:01,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 569. [2024-10-24 13:00:01,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 569 states, 321 states have (on average 1.2523364485981308) internal successors, (402), 323 states have internal predecessors, (402), 208 states have call successors, (208), 36 states have call predecessors, (208), 38 states have return successors, (249), 209 states have call predecessors, (249), 206 states have call successors, (249) [2024-10-24 13:00:01,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 859 transitions. [2024-10-24 13:00:01,427 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 859 transitions. Word has length 358 [2024-10-24 13:00:01,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:00:01,427 INFO L471 AbstractCegarLoop]: Abstraction has 569 states and 859 transitions. [2024-10-24 13:00:01,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 13.428571428571429) internal successors, (94), 8 states have internal predecessors, (94), 6 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (37), 5 states have call predecessors, (37), 6 states have call successors, (37) [2024-10-24 13:00:01,428 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 859 transitions. [2024-10-24 13:00:01,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2024-10-24 13:00:01,429 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:00:01,434 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:00:01,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-10-24 13:00:01,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-24 13:00:01,635 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:00:01,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:00:01,635 INFO L85 PathProgramCache]: Analyzing trace with hash -968583299, now seen corresponding path program 3 times [2024-10-24 13:00:01,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:00:01,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480985511] [2024-10-24 13:00:01,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:00:01,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:00:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:02,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:00:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:02,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 13:00:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 13:00:02,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 13:00:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 13:00:02,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:00:02,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 13:00:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 13:00:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 13:00:02,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 13:00:02,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:02,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:02,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:00:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:00:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:00:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 13:00:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 13:00:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 13:00:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 13:00:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:02,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 13:00:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-24 13:00:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 13:00:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:02,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 13:00:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 13:00:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 13:00:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 13:00:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-24 13:00:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 13:00:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:02,747 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 53 proven. 9 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-10-24 13:00:02,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:00:02,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480985511] [2024-10-24 13:00:02,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480985511] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 13:00:02,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263458138] [2024-10-24 13:00:02,750 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-24 13:00:02,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:00:02,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:00:02,752 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 13:00:02,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-24 13:00:04,272 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-10-24 13:00:04,272 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-24 13:00:04,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 2690 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-24 13:00:04,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:00:04,333 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2024-10-24 13:00:04,333 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:00:04,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [263458138] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:00:04,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 13:00:04,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [14] total 17 [2024-10-24 13:00:04,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487077090] [2024-10-24 13:00:04,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:00:04,334 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 13:00:04,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:00:04,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 13:00:04,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2024-10-24 13:00:04,335 INFO L87 Difference]: Start difference. First operand 569 states and 859 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) [2024-10-24 13:00:04,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:00:04,550 INFO L93 Difference]: Finished difference Result 1083 states and 1650 transitions. [2024-10-24 13:00:04,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 13:00:04,550 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) Word has length 358 [2024-10-24 13:00:04,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:00:04,554 INFO L225 Difference]: With dead ends: 1083 [2024-10-24 13:00:04,554 INFO L226 Difference]: Without dead ends: 573 [2024-10-24 13:00:04,556 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 474 GetRequests, 459 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2024-10-24 13:00:04,556 INFO L432 NwaCegarLoop]: 721 mSDtfsCounter, 1 mSDsluCounter, 2154 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2875 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 13:00:04,557 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 2875 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 13:00:04,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2024-10-24 13:00:04,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 571. [2024-10-24 13:00:04,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 571 states, 323 states have (on average 1.2476780185758514) internal successors, (403), 324 states have internal predecessors, (403), 208 states have call successors, (208), 36 states have call predecessors, (208), 38 states have return successors, (249), 210 states have call predecessors, (249), 206 states have call successors, (249) [2024-10-24 13:00:04,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 860 transitions. [2024-10-24 13:00:04,583 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 860 transitions. Word has length 358 [2024-10-24 13:00:04,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:00:04,583 INFO L471 AbstractCegarLoop]: Abstraction has 571 states and 860 transitions. [2024-10-24 13:00:04,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) [2024-10-24 13:00:04,584 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 860 transitions. [2024-10-24 13:00:04,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2024-10-24 13:00:04,585 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:00:04,585 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2024-10-24 13:00:04,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-10-24 13:00:04,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-24 13:00:04,786 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:00:04,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:00:04,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1976836307, now seen corresponding path program 1 times [2024-10-24 13:00:04,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:00:04,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806951147] [2024-10-24 13:00:04,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:00:04,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:00:04,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:00:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 13:00:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 13:00:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 13:00:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 13:00:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:00:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 13:00:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 13:00:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 13:00:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 13:00:05,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:05,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:05,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:00:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:00:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:00:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 13:00:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:05,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:05,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:05,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 13:00:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 13:00:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:05,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 13:00:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:06,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 13:00:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 13:00:06,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 13:00:06,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 13:00:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-24 13:00:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 13:00:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 13:00:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-24 13:00:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 13:00:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:06,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:06,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1027 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2024-10-24 13:00:06,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:00:06,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806951147] [2024-10-24 13:00:06,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806951147] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:00:06,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:00:06,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-10-24 13:00:06,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783525387] [2024-10-24 13:00:06,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:00:06,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-24 13:00:06,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:00:06,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-24 13:00:06,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-10-24 13:00:06,117 INFO L87 Difference]: Start difference. First operand 571 states and 860 transitions. Second operand has 13 states, 12 states have (on average 6.333333333333333) internal successors, (76), 8 states have internal predecessors, (76), 5 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (35), 6 states have call predecessors, (35), 5 states have call successors, (35) [2024-10-24 13:00:09,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:00:09,899 INFO L93 Difference]: Finished difference Result 1370 states and 2149 transitions. [2024-10-24 13:00:09,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-24 13:00:09,899 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 6.333333333333333) internal successors, (76), 8 states have internal predecessors, (76), 5 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (35), 6 states have call predecessors, (35), 5 states have call successors, (35) Word has length 371 [2024-10-24 13:00:09,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:00:09,906 INFO L225 Difference]: With dead ends: 1370 [2024-10-24 13:00:09,906 INFO L226 Difference]: Without dead ends: 861 [2024-10-24 13:00:09,908 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2024-10-24 13:00:09,909 INFO L432 NwaCegarLoop]: 477 mSDtfsCounter, 430 mSDsluCounter, 3639 mSDsCounter, 0 mSdLazyCounter, 4852 mSolverCounterSat, 760 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 4116 SdHoareTripleChecker+Invalid, 5612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 760 IncrementalHoareTripleChecker+Valid, 4852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-10-24 13:00:09,909 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [472 Valid, 4116 Invalid, 5612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [760 Valid, 4852 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-10-24 13:00:09,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2024-10-24 13:00:09,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 583. [2024-10-24 13:00:09,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 583 states, 329 states have (on average 1.2462006079027355) internal successors, (410), 330 states have internal predecessors, (410), 214 states have call successors, (214), 36 states have call predecessors, (214), 38 states have return successors, (256), 216 states have call predecessors, (256), 212 states have call successors, (256) [2024-10-24 13:00:09,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 880 transitions. [2024-10-24 13:00:09,961 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 880 transitions. Word has length 371 [2024-10-24 13:00:09,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:00:09,962 INFO L471 AbstractCegarLoop]: Abstraction has 583 states and 880 transitions. [2024-10-24 13:00:09,962 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 6.333333333333333) internal successors, (76), 8 states have internal predecessors, (76), 5 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (35), 6 states have call predecessors, (35), 5 states have call successors, (35) [2024-10-24 13:00:09,962 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 880 transitions. [2024-10-24 13:00:09,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2024-10-24 13:00:09,965 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:00:09,965 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2024-10-24 13:00:09,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-24 13:00:09,965 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:00:09,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:00:09,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1093327317, now seen corresponding path program 1 times [2024-10-24 13:00:09,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:00:09,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120171697] [2024-10-24 13:00:09,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:00:09,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:00:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:00:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 13:00:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 13:00:11,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 13:00:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 13:00:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:00:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 13:00:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 13:00:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 13:00:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:11,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 13:00:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:11,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:00:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:00:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:00:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 13:00:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 13:00:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 13:00:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 13:00:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:11,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:11,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:11,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:11,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 13:00:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 13:00:11,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 13:00:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:11,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 13:00:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-24 13:00:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 13:00:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 13:00:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-24 13:00:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 13:00:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:11,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1027 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2024-10-24 13:00:11,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:00:11,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120171697] [2024-10-24 13:00:11,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120171697] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:00:11,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:00:11,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-10-24 13:00:11,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693375202] [2024-10-24 13:00:11,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:00:11,466 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-24 13:00:11,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:00:11,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-24 13:00:11,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2024-10-24 13:00:11,467 INFO L87 Difference]: Start difference. First operand 583 states and 880 transitions. Second operand has 14 states, 13 states have (on average 5.846153846153846) internal successors, (76), 9 states have internal predecessors, (76), 6 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (35), 7 states have call predecessors, (35), 6 states have call successors, (35) [2024-10-24 13:00:14,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:00:14,795 INFO L93 Difference]: Finished difference Result 1386 states and 2176 transitions. [2024-10-24 13:00:14,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-24 13:00:14,795 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 5.846153846153846) internal successors, (76), 9 states have internal predecessors, (76), 6 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (35), 7 states have call predecessors, (35), 6 states have call successors, (35) Word has length 371 [2024-10-24 13:00:14,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:00:14,801 INFO L225 Difference]: With dead ends: 1386 [2024-10-24 13:00:14,801 INFO L226 Difference]: Without dead ends: 883 [2024-10-24 13:00:14,803 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2024-10-24 13:00:14,803 INFO L432 NwaCegarLoop]: 518 mSDtfsCounter, 636 mSDsluCounter, 4087 mSDsCounter, 0 mSdLazyCounter, 5089 mSolverCounterSat, 1142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 4605 SdHoareTripleChecker+Invalid, 6231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1142 IncrementalHoareTripleChecker+Valid, 5089 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-24 13:00:14,803 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [687 Valid, 4605 Invalid, 6231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1142 Valid, 5089 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-24 13:00:14,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2024-10-24 13:00:14,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 589. [2024-10-24 13:00:14,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 589 states, 332 states have (on average 1.2439759036144578) internal successors, (413), 333 states have internal predecessors, (413), 217 states have call successors, (217), 36 states have call predecessors, (217), 38 states have return successors, (259), 219 states have call predecessors, (259), 215 states have call successors, (259) [2024-10-24 13:00:14,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 589 states and 889 transitions. [2024-10-24 13:00:14,836 INFO L78 Accepts]: Start accepts. Automaton has 589 states and 889 transitions. Word has length 371 [2024-10-24 13:00:14,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:00:14,836 INFO L471 AbstractCegarLoop]: Abstraction has 589 states and 889 transitions. [2024-10-24 13:00:14,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 5.846153846153846) internal successors, (76), 9 states have internal predecessors, (76), 6 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (35), 7 states have call predecessors, (35), 6 states have call successors, (35) [2024-10-24 13:00:14,837 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 889 transitions. [2024-10-24 13:00:14,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2024-10-24 13:00:14,838 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:00:14,838 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2024-10-24 13:00:14,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-24 13:00:14,839 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:00:14,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:00:14,839 INFO L85 PathProgramCache]: Analyzing trace with hash 1772599571, now seen corresponding path program 1 times [2024-10-24 13:00:14,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:00:14,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408102415] [2024-10-24 13:00:14,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:00:14,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:00:15,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:00:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 13:00:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 13:00:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 13:00:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 13:00:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:00:16,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 13:00:16,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 13:00:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:16,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 13:00:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 13:00:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:16,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:00:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:00:16,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:16,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:00:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 13:00:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:16,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:16,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 13:00:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 13:00:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 13:00:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:16,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 13:00:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 13:00:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 13:00:16,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 13:00:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-24 13:00:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 13:00:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 13:00:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:16,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:17,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:17,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-24 13:00:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:17,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 13:00:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:17,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:17,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:17,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1027 backedges. 12 proven. 24 refuted. 0 times theorem prover too weak. 991 trivial. 0 not checked. [2024-10-24 13:00:17,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:00:17,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408102415] [2024-10-24 13:00:17,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408102415] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 13:00:17,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1913746613] [2024-10-24 13:00:17,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:00:17,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:00:17,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:00:17,041 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 13:00:17,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-24 13:00:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:17,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 3889 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-10-24 13:00:17,957 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:00:18,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1027 backedges. 557 proven. 0 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-10-24 13:00:18,144 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:00:18,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1913746613] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:00:18,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 13:00:18,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [9] total 17 [2024-10-24 13:00:18,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444286445] [2024-10-24 13:00:18,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:00:18,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-24 13:00:18,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:00:18,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-24 13:00:18,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2024-10-24 13:00:18,146 INFO L87 Difference]: Start difference. First operand 589 states and 889 transitions. Second operand has 10 states, 10 states have (on average 11.6) internal successors, (116), 10 states have internal predecessors, (116), 5 states have call successors, (42), 2 states have call predecessors, (42), 3 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) [2024-10-24 13:00:19,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:00:19,466 INFO L93 Difference]: Finished difference Result 1171 states and 1820 transitions. [2024-10-24 13:00:19,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-24 13:00:19,467 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.6) internal successors, (116), 10 states have internal predecessors, (116), 5 states have call successors, (42), 2 states have call predecessors, (42), 3 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) Word has length 371 [2024-10-24 13:00:19,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:00:19,472 INFO L225 Difference]: With dead ends: 1171 [2024-10-24 13:00:19,472 INFO L226 Difference]: Without dead ends: 625 [2024-10-24 13:00:19,475 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 477 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2024-10-24 13:00:19,475 INFO L432 NwaCegarLoop]: 718 mSDtfsCounter, 54 mSDsluCounter, 4632 mSDsCounter, 0 mSdLazyCounter, 1024 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 5350 SdHoareTripleChecker+Invalid, 1025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1024 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-10-24 13:00:19,475 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 5350 Invalid, 1025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1024 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-10-24 13:00:19,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2024-10-24 13:00:19,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 604. [2024-10-24 13:00:19,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 604 states, 346 states have (on average 1.245664739884393) internal successors, (431), 346 states have internal predecessors, (431), 217 states have call successors, (217), 36 states have call predecessors, (217), 39 states have return successors, (292), 221 states have call predecessors, (292), 215 states have call successors, (292) [2024-10-24 13:00:19,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 940 transitions. [2024-10-24 13:00:19,507 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 940 transitions. Word has length 371 [2024-10-24 13:00:19,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:00:19,507 INFO L471 AbstractCegarLoop]: Abstraction has 604 states and 940 transitions. [2024-10-24 13:00:19,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.6) internal successors, (116), 10 states have internal predecessors, (116), 5 states have call successors, (42), 2 states have call predecessors, (42), 3 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) [2024-10-24 13:00:19,507 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 940 transitions. [2024-10-24 13:00:19,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2024-10-24 13:00:19,509 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:00:19,509 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:00:19,532 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-10-24 13:00:19,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-24 13:00:19,710 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:00:19,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:00:19,710 INFO L85 PathProgramCache]: Analyzing trace with hash -2124511557, now seen corresponding path program 1 times [2024-10-24 13:00:19,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:00:19,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285836557] [2024-10-24 13:00:19,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:00:19,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:00:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:00:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 13:00:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 13:00:20,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 13:00:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 13:00:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:00:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 13:00:20,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 13:00:20,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:20,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 13:00:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 13:00:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:20,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:20,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:00:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:00:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:20,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:00:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 13:00:20,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:20,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:20,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:20,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 13:00:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 13:00:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 13:00:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 13:00:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-24 13:00:20,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 13:00:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:20,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 13:00:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 13:00:20,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-24 13:00:20,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 13:00:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:20,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-10-24 13:00:20,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-24 13:00:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:20,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:20,913 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 53 proven. 9 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-10-24 13:00:20,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:00:20,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285836557] [2024-10-24 13:00:20,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285836557] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 13:00:20,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1844964758] [2024-10-24 13:00:20,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:00:20,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:00:20,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:00:20,916 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 13:00:20,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-10-24 13:00:21,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:21,886 INFO L255 TraceCheckSpWp]: Trace formula consists of 3757 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-24 13:00:21,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:00:21,919 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 459 proven. 0 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2024-10-24 13:00:21,920 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:00:21,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1844964758] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:00:21,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 13:00:21,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [14] total 16 [2024-10-24 13:00:21,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911660365] [2024-10-24 13:00:21,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:00:21,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 13:00:21,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:00:21,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 13:00:21,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2024-10-24 13:00:21,921 INFO L87 Difference]: Start difference. First operand 604 states and 940 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-10-24 13:00:22,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:00:22,115 INFO L93 Difference]: Finished difference Result 1175 states and 1861 transitions. [2024-10-24 13:00:22,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 13:00:22,116 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 358 [2024-10-24 13:00:22,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:00:22,132 INFO L225 Difference]: With dead ends: 1175 [2024-10-24 13:00:22,132 INFO L226 Difference]: Without dead ends: 614 [2024-10-24 13:00:22,139 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 474 GetRequests, 460 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2024-10-24 13:00:22,139 INFO L432 NwaCegarLoop]: 721 mSDtfsCounter, 1 mSDsluCounter, 1434 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2155 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 13:00:22,139 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 2155 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 13:00:22,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2024-10-24 13:00:22,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 604. [2024-10-24 13:00:22,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 604 states, 346 states have (on average 1.2427745664739884) internal successors, (430), 346 states have internal predecessors, (430), 217 states have call successors, (217), 36 states have call predecessors, (217), 39 states have return successors, (292), 221 states have call predecessors, (292), 215 states have call successors, (292) [2024-10-24 13:00:22,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 939 transitions. [2024-10-24 13:00:22,176 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 939 transitions. Word has length 358 [2024-10-24 13:00:22,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:00:22,177 INFO L471 AbstractCegarLoop]: Abstraction has 604 states and 939 transitions. [2024-10-24 13:00:22,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-10-24 13:00:22,177 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 939 transitions. [2024-10-24 13:00:22,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2024-10-24 13:00:22,179 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:00:22,179 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2024-10-24 13:00:22,200 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-10-24 13:00:22,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:00:22,380 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:00:22,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:00:22,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1795107089, now seen corresponding path program 1 times [2024-10-24 13:00:22,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:00:22,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142255455] [2024-10-24 13:00:22,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:00:22,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:00:23,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:23,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:00:23,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 13:00:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 13:00:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 13:00:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 13:00:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:00:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 13:00:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 13:00:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 13:00:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:23,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:23,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 13:00:23,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:00:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:00:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:00:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 13:00:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 13:00:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 13:00:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 13:00:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:24,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 13:00:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 13:00:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 13:00:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 13:00:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-24 13:00:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 13:00:24,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 13:00:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-24 13:00:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 13:00:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:24,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1027 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 1007 trivial. 0 not checked. [2024-10-24 13:00:24,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:00:24,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142255455] [2024-10-24 13:00:24,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142255455] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 13:00:24,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378728521] [2024-10-24 13:00:24,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:00:24,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:00:24,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:00:24,377 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 13:00:24,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-10-24 13:00:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:25,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 3874 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 13:00:25,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:00:25,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1027 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-10-24 13:00:25,460 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:00:25,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1378728521] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:00:25,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 13:00:25,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 10 [2024-10-24 13:00:25,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146127810] [2024-10-24 13:00:25,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:00:25,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 13:00:25,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:00:25,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 13:00:25,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-10-24 13:00:25,462 INFO L87 Difference]: Start difference. First operand 604 states and 939 transitions. Second operand has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-10-24 13:00:25,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:00:25,677 INFO L93 Difference]: Finished difference Result 1177 states and 1865 transitions. [2024-10-24 13:00:25,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 13:00:25,677 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 371 [2024-10-24 13:00:25,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:00:25,682 INFO L225 Difference]: With dead ends: 1177 [2024-10-24 13:00:25,682 INFO L226 Difference]: Without dead ends: 616 [2024-10-24 13:00:25,685 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 490 GetRequests, 482 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-10-24 13:00:25,685 INFO L432 NwaCegarLoop]: 721 mSDtfsCounter, 2 mSDsluCounter, 2151 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 2872 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 13:00:25,685 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 2872 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 13:00:25,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2024-10-24 13:00:25,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 616. [2024-10-24 13:00:25,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 616 states, 358 states have (on average 1.2430167597765363) internal successors, (445), 358 states have internal predecessors, (445), 217 states have call successors, (217), 36 states have call predecessors, (217), 39 states have return successors, (292), 221 states have call predecessors, (292), 215 states have call successors, (292) [2024-10-24 13:00:25,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 954 transitions. [2024-10-24 13:00:25,720 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 954 transitions. Word has length 371 [2024-10-24 13:00:25,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:00:25,720 INFO L471 AbstractCegarLoop]: Abstraction has 616 states and 954 transitions. [2024-10-24 13:00:25,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-10-24 13:00:25,721 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 954 transitions. [2024-10-24 13:00:25,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2024-10-24 13:00:25,723 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:00:25,723 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2024-10-24 13:00:25,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-10-24 13:00:25,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:00:25,924 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:00:25,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:00:25,924 INFO L85 PathProgramCache]: Analyzing trace with hash 857433813, now seen corresponding path program 1 times [2024-10-24 13:00:25,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:00:25,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394358506] [2024-10-24 13:00:25,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:00:25,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:00:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:26,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:00:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:26,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 13:00:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-24 13:00:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 13:00:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 13:00:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:00:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-24 13:00:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 13:00:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 13:00:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 13:00:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-24 13:00:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 13:00:26,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:26,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:26,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:26,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:00:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 13:00:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 13:00:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 13:00:26,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 13:00:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 13:00:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 13:00:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 13:00:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 13:00:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 13:00:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 13:00:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-24 13:00:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-10-24 13:00:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-10-24 13:00:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-24 13:00:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-24 13:00:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 13:00:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:00:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:00:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:00:26,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1027 backedges. 5 proven. 63 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2024-10-24 13:00:26,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:00:26,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394358506] [2024-10-24 13:00:26,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394358506] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 13:00:26,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1073455798] [2024-10-24 13:00:26,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:00:26,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:00:26,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:00:26,647 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 13:00:26,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process