./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_ref_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 dfa651ad1a3815b71299318434192d50e4a949decdd541c310285fbc30ab43ee --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 14:47:13,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 14:47:13,859 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 14:47:13,867 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 14:47:13,868 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 14:47:13,890 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 14:47:13,891 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 14:47:13,891 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 14:47:13,892 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 14:47:13,892 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 14:47:13,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 14:47:13,893 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 14:47:13,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 14:47:13,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 14:47:13,894 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 14:47:13,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 14:47:13,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 14:47:13,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 14:47:13,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 14:47:13,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 14:47:13,896 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 14:47:13,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 14:47:13,900 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 14:47:13,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 14:47:13,901 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 14:47:13,901 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 14:47:13,901 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 14:47:13,902 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 14:47:13,902 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 14:47:13,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 14:47:13,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 14:47:13,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 14:47:13,906 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 14:47:13,907 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 14:47:13,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 14:47:13,908 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 14:47:13,908 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 14:47:13,908 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 14:47:13,908 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 14:47:13,909 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfa651ad1a3815b71299318434192d50e4a949decdd541c310285fbc30ab43ee [2024-10-11 14:47:14,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 14:47:14,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 14:47:14,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 14:47:14,210 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 14:47:14,210 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 14:47:14,211 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i [2024-10-11 14:47:15,689 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 14:47:16,160 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 14:47:16,161 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness.i [2024-10-11 14:47:16,197 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/f217ba202/154b7a69f5234e98b1bc0f11a0a9cf80/FLAG068fc4217 [2024-10-11 14:47:16,217 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/f217ba202/154b7a69f5234e98b1bc0f11a0a9cf80 [2024-10-11 14:47:16,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 14:47:16,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 14:47:16,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 14:47:16,224 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 14:47:16,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 14:47:16,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:47:16" (1/1) ... [2024-10-11 14:47:16,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c97df56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:16, skipping insertion in model container [2024-10-11 14:47:16,235 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:47:16" (1/1) ... [2024-10-11 14:47:16,330 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 14:47:16,688 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_ref_harness.i[4501,4514] [2024-10-11 14:47:16,699 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_ref_harness.i[4561,4574] [2024-10-11 14:47:17,851 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:17,855 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:17,856 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:17,857 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:17,858 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:17,878 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:17,879 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:17,882 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:17,887 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:17,888 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:17,889 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:17,890 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:17,890 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,437 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,446 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,526 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,527 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,528 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,528 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,528 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,529 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,529 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,532 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,533 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,533 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,533 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,533 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,534 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,538 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,539 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,540 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,540 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,543 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,547 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,558 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,560 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,561 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:47:18,634 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 14:47:18,647 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_ref_harness.i[4501,4514] [2024-10-11 14:47:18,648 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_ref_harness.i[4561,4574] [2024-10-11 14:47:18,692 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,697 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,697 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,698 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,698 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,704 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,704 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,705 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,706 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,707 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,710 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,710 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,711 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,789 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,794 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7771-7782] [2024-10-11 14:47:18,824 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,825 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,826 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,826 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,826 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,827 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,827 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,828 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,829 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,829 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,829 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,830 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,831 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,832 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,833 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,833 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,833 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,835 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,837 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,842 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,843 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,843 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:47:18,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:47:19,126 INFO L204 MainTranslator]: Completed translation [2024-10-11 14:47:19,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19 WrapperNode [2024-10-11 14:47:19,127 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 14:47:19,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 14:47:19,129 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 14:47:19,129 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 14:47:19,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19" (1/1) ... [2024-10-11 14:47:19,226 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19" (1/1) ... [2024-10-11 14:47:19,330 INFO L138 Inliner]: procedures = 686, calls = 1886, calls flagged for inlining = 57, calls inlined = 17, statements flattened = 1173 [2024-10-11 14:47:19,331 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 14:47:19,332 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 14:47:19,332 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 14:47:19,332 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 14:47:19,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19" (1/1) ... [2024-10-11 14:47:19,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19" (1/1) ... [2024-10-11 14:47:19,360 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19" (1/1) ... [2024-10-11 14:47:19,531 INFO L175 MemorySlicer]: Split 380 memory accesses to 6 slices as follows [236, 2, 24, 102, 7, 9]. 62 percent of accesses are in the largest equivalence class. The 257 initializations are split as follows [236, 2, 5, 11, 2, 1]. The 23 writes are split as follows [0, 0, 8, 13, 1, 1]. [2024-10-11 14:47:19,532 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19" (1/1) ... [2024-10-11 14:47:19,532 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19" (1/1) ... [2024-10-11 14:47:19,590 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19" (1/1) ... [2024-10-11 14:47:19,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19" (1/1) ... [2024-10-11 14:47:19,612 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19" (1/1) ... [2024-10-11 14:47:19,620 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19" (1/1) ... [2024-10-11 14:47:19,648 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 14:47:19,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 14:47:19,653 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 14:47:19,653 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 14:47:19,654 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19" (1/1) ... [2024-10-11 14:47:19,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 14:47:19,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:47:19,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 14:47:19,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 14:47:19,745 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-10-11 14:47:19,745 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-10-11 14:47:19,745 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2024-10-11 14:47:19,745 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2024-10-11 14:47:19,746 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-10-11 14:47:19,746 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-10-11 14:47:19,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 14:47:19,746 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-10-11 14:47:19,746 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-10-11 14:47:19,746 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-10-11 14:47:19,746 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-10-11 14:47:19,746 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-11 14:47:19,747 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-11 14:47:19,747 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-10-11 14:47:19,747 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-10-11 14:47:19,747 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-10-11 14:47:19,748 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-10-11 14:47:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 14:47:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 14:47:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 14:47:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 14:47:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 14:47:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 14:47:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-11 14:47:19,748 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-11 14:47:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-11 14:47:19,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-11 14:47:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 14:47:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 14:47:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 14:47:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 14:47:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 14:47:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 14:47:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 14:47:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 14:47:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-10-11 14:47:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-10-11 14:47:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-10-11 14:47:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-10-11 14:47:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 14:47:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 14:47:19,751 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-11 14:47:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-11 14:47:19,751 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-10-11 14:47:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-10-11 14:47:19,751 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-10-11 14:47:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-10-11 14:47:19,751 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-11 14:47:19,753 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-11 14:47:19,753 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-10-11 14:47:19,753 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-10-11 14:47:19,753 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-10-11 14:47:19,753 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-10-11 14:47:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-10-11 14:47:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-10-11 14:47:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-11 14:47:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-11 14:47:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-11 14:47:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-11 14:47:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-11 14:47:19,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-11 14:47:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-11 14:47:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-11 14:47:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-11 14:47:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-11 14:47:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-11 14:47:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-11 14:47:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 14:47:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 14:47:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-10-11 14:47:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-10-11 14:47:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-10-11 14:47:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-10-11 14:47:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-10-11 14:47:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-10-11 14:47:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 14:47:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-10-11 14:47:19,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-10-11 14:47:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 14:47:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 14:47:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 14:47:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 14:47:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 14:47:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 14:47:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 14:47:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 14:47:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 14:47:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 14:47:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 14:47:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 14:47:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_push_ref [2024-10-11 14:47:19,759 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_push_ref [2024-10-11 14:47:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-10-11 14:47:19,759 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-10-11 14:47:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-11 14:47:19,759 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-11 14:47:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-10-11 14:47:19,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-10-11 14:47:19,759 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-10-11 14:47:19,760 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-10-11 14:47:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 14:47:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 14:47:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 14:47:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 14:47:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 14:47:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 14:47:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-10-11 14:47:19,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-10-11 14:47:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2024-10-11 14:47:19,760 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2024-10-11 14:47:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-10-11 14:47:19,760 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-10-11 14:47:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-11 14:47:19,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-11 14:47:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 14:47:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 14:47:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 14:47:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 14:47:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 14:47:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 14:47:20,187 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 14:47:20,192 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 14:47:21,534 INFO L? ?]: Removed 302 outVars from TransFormulas that were not future-live. [2024-10-11 14:47:21,535 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 14:47:21,655 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 14:47:21,656 INFO L314 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-11 14:47:21,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:47:21 BoogieIcfgContainer [2024-10-11 14:47:21,656 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 14:47:21,658 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 14:47:21,658 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 14:47:21,664 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 14:47:21,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:47:16" (1/3) ... [2024-10-11 14:47:21,665 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@213f6094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:47:21, skipping insertion in model container [2024-10-11 14:47:21,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:47:19" (2/3) ... [2024-10-11 14:47:21,667 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@213f6094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:47:21, skipping insertion in model container [2024-10-11 14:47:21,667 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:47:21" (3/3) ... [2024-10-11 14:47:21,668 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_push_ref_harness.i [2024-10-11 14:47:21,687 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 14:47:21,688 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-11 14:47:21,781 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 14:47:21,790 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;@5eda6feb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 14:47:21,791 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-11 14:47:21,797 INFO L276 IsEmpty]: Start isEmpty. Operand has 518 states, 282 states have (on average 1.2695035460992907) internal successors, (358), 285 states have internal predecessors, (358), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) [2024-10-11 14:47:21,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-10-11 14:47:21,814 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:47:21,815 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 3, 3, 3, 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] [2024-10-11 14:47:21,815 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:47:21,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:47:21,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1229799773, now seen corresponding path program 1 times [2024-10-11 14:47:21,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:47:21,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202320282] [2024-10-11 14:47:21,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:21,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:47:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:47:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:47:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:47:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:47:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:47:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:47:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:47:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:47:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:22,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:47:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:47:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 14:47:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-11 14:47:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:22,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 14:47:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:22,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:23,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 14:47:23,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:23,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 14:47:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:23,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 14:47:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:23,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-11 14:47:23,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:23,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 14:47:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:23,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:47:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:23,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 14:47:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:23,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 14:47:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:23,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 14:47:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:23,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:47:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:23,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-11 14:47:23,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:23,184 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-10-11 14:47:23,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:47:23,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202320282] [2024-10-11 14:47:23,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202320282] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:47:23,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 14:47:23,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 14:47:23,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872438796] [2024-10-11 14:47:23,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:47:23,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 14:47:23,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:47:23,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 14:47:23,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 14:47:23,228 INFO L87 Difference]: Start difference. First operand has 518 states, 282 states have (on average 1.2695035460992907) internal successors, (358), 285 states have internal predecessors, (358), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-10-11 14:47:25,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:47:25,952 INFO L93 Difference]: Finished difference Result 1167 states and 1963 transitions. [2024-10-11 14:47:25,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 14:47:25,954 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 175 [2024-10-11 14:47:25,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:47:25,975 INFO L225 Difference]: With dead ends: 1167 [2024-10-11 14:47:25,975 INFO L226 Difference]: Without dead ends: 669 [2024-10-11 14:47:25,983 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-11 14:47:25,986 INFO L432 NwaCegarLoop]: 538 mSDtfsCounter, 314 mSDsluCounter, 483 mSDsCounter, 0 mSdLazyCounter, 803 mSolverCounterSat, 622 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 1021 SdHoareTripleChecker+Invalid, 1425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 622 IncrementalHoareTripleChecker+Valid, 803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-10-11 14:47:25,987 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 1021 Invalid, 1425 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [622 Valid, 803 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-10-11 14:47:26,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 669 states. [2024-10-11 14:47:26,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 669 to 515. [2024-10-11 14:47:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 280 states have (on average 1.2464285714285714) internal successors, (349), 282 states have internal predecessors, (349), 199 states have call successors, (199), 35 states have call predecessors, (199), 34 states have return successors, (197), 197 states have call predecessors, (197), 197 states have call successors, (197) [2024-10-11 14:47:26,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 745 transitions. [2024-10-11 14:47:26,142 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 745 transitions. Word has length 175 [2024-10-11 14:47:26,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:47:26,143 INFO L471 AbstractCegarLoop]: Abstraction has 515 states and 745 transitions. [2024-10-11 14:47:26,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-10-11 14:47:26,146 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 745 transitions. [2024-10-11 14:47:26,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-10-11 14:47:26,152 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:47:26,152 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 3, 3, 3, 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] [2024-10-11 14:47:26,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 14:47:26,153 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:47:26,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:47:26,153 INFO L85 PathProgramCache]: Analyzing trace with hash 368872029, now seen corresponding path program 1 times [2024-10-11 14:47:26,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:47:26,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417046088] [2024-10-11 14:47:26,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:26,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:47:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:47:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:47:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:47:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:47:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:47:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:47:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:47:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:47:26,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:47:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:47:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:26,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 14:47:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-11 14:47:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 14:47:27,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 14:47:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 14:47:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 14:47:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-11 14:47:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 14:47:27,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:47:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 14:47:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 14:47:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 14:47:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:47:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-11 14:47:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,140 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2024-10-11 14:47:27,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:47:27,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417046088] [2024-10-11 14:47:27,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417046088] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:47:27,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2017055647] [2024-10-11 14:47:27,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:27,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:47:27,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:47:27,144 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:47:27,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 14:47:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:27,750 INFO L255 TraceCheckSpWp]: Trace formula consists of 2463 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 14:47:27,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:47:27,906 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-10-11 14:47:27,907 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:47:27,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2017055647] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:47:27,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:47:27,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2024-10-11 14:47:27,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815567909] [2024-10-11 14:47:27,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:47:27,911 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 14:47:27,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:47:27,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 14:47:27,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-10-11 14:47:27,914 INFO L87 Difference]: Start difference. First operand 515 states and 745 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-10-11 14:47:28,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:47:28,263 INFO L93 Difference]: Finished difference Result 989 states and 1441 transitions. [2024-10-11 14:47:28,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 14:47:28,264 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 175 [2024-10-11 14:47:28,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:47:28,274 INFO L225 Difference]: With dead ends: 989 [2024-10-11 14:47:28,275 INFO L226 Difference]: Without dead ends: 517 [2024-10-11 14:47:28,279 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-10-11 14:47:28,281 INFO L432 NwaCegarLoop]: 697 mSDtfsCounter, 8 mSDsluCounter, 2043 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 2740 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 14:47:28,281 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 2740 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 14:47:28,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2024-10-11 14:47:28,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 517. [2024-10-11 14:47:28,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 517 states, 281 states have (on average 1.2455516014234875) internal successors, (350), 284 states have internal predecessors, (350), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (205), 197 states have call predecessors, (205), 197 states have call successors, (205) [2024-10-11 14:47:28,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 754 transitions. [2024-10-11 14:47:28,349 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 754 transitions. Word has length 175 [2024-10-11 14:47:28,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:47:28,349 INFO L471 AbstractCegarLoop]: Abstraction has 517 states and 754 transitions. [2024-10-11 14:47:28,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-10-11 14:47:28,350 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 754 transitions. [2024-10-11 14:47:28,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-10-11 14:47:28,353 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:47:28,353 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 4, 4, 4, 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] [2024-10-11 14:47:28,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-11 14:47:28,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:47:28,558 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:47:28,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:47:28,559 INFO L85 PathProgramCache]: Analyzing trace with hash 2061085961, now seen corresponding path program 1 times [2024-10-11 14:47:28,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:47:28,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620689449] [2024-10-11 14:47:28,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:28,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:47:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:47:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:47:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:47:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:47:29,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:47:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:47:29,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:47:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:47:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:29,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:47:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:29,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:29,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:47:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:29,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 14:47:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 14:47:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 14:47:29,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 14:47:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 14:47:29,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-11 14:47:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 14:47:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 14:47:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 14:47:29,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-11 14:47:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 14:47:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 14:47:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-11 14:47:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-11 14:47:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:29,522 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-10-11 14:47:29,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:47:29,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620689449] [2024-10-11 14:47:29,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620689449] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:47:29,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [878833782] [2024-10-11 14:47:29,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:29,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:47:29,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:47:29,528 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:47:29,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 14:47:30,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:30,131 INFO L255 TraceCheckSpWp]: Trace formula consists of 2513 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 14:47:30,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:47:30,300 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-10-11 14:47:30,300 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:47:30,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [878833782] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:47:30,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:47:30,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2024-10-11 14:47:30,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841400401] [2024-10-11 14:47:30,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:47:30,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 14:47:30,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:47:30,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 14:47:30,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2024-10-11 14:47:30,306 INFO L87 Difference]: Start difference. First operand 517 states and 754 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 4 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-10-11 14:47:30,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:47:30,957 INFO L93 Difference]: Finished difference Result 1012 states and 1517 transitions. [2024-10-11 14:47:30,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 14:47:30,958 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 4 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 183 [2024-10-11 14:47:30,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:47:30,966 INFO L225 Difference]: With dead ends: 1012 [2024-10-11 14:47:30,966 INFO L226 Difference]: Without dead ends: 538 [2024-10-11 14:47:30,969 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2024-10-11 14:47:30,970 INFO L432 NwaCegarLoop]: 687 mSDtfsCounter, 35 mSDsluCounter, 3298 mSDsCounter, 0 mSdLazyCounter, 587 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 3985 SdHoareTripleChecker+Invalid, 588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 14:47:30,970 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 3985 Invalid, 588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 587 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 14:47:30,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2024-10-11 14:47:31,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 536. [2024-10-11 14:47:31,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 297 states have (on average 1.2525252525252526) internal successors, (372), 300 states have internal predecessors, (372), 201 states have call successors, (201), 35 states have call predecessors, (201), 36 states have return successors, (239), 200 states have call predecessors, (239), 199 states have call successors, (239) [2024-10-11 14:47:31,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 812 transitions. [2024-10-11 14:47:31,019 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 812 transitions. Word has length 183 [2024-10-11 14:47:31,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:47:31,019 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 812 transitions. [2024-10-11 14:47:31,020 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 4 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-10-11 14:47:31,020 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 812 transitions. [2024-10-11 14:47:31,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-10-11 14:47:31,022 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:47:31,023 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 4, 4, 3, 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] [2024-10-11 14:47:31,046 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-11 14:47:31,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:47:31,224 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:47:31,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:47:31,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1088432692, now seen corresponding path program 1 times [2024-10-11 14:47:31,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:47:31,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158059052] [2024-10-11 14:47:31,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:31,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:47:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:47:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:47:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:47:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:47:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:47:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:47:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:47:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:47:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:47:31,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:31,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:47:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 14:47:32,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 14:47:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 14:47:32,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-11 14:47:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 14:47:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 14:47:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 14:47:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 14:47:32,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-11 14:47:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 14:47:32,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 14:47:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 14:47:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 14:47:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 14:47:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,339 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-10-11 14:47:32,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:47:32,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158059052] [2024-10-11 14:47:32,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158059052] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:47:32,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2007393825] [2024-10-11 14:47:32,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:32,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:47:32,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:47:32,344 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:47:32,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-11 14:47:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:32,999 INFO L255 TraceCheckSpWp]: Trace formula consists of 2648 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-11 14:47:33,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:47:33,126 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-10-11 14:47:33,126 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:47:33,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2007393825] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:47:33,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:47:33,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2024-10-11 14:47:33,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664438956] [2024-10-11 14:47:33,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:47:33,128 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 14:47:33,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:47:33,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 14:47:33,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-11 14:47:33,130 INFO L87 Difference]: Start difference. First operand 536 states and 812 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 4 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-10-11 14:47:33,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:47:33,563 INFO L93 Difference]: Finished difference Result 1035 states and 1586 transitions. [2024-10-11 14:47:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 14:47:33,564 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 4 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) Word has length 196 [2024-10-11 14:47:33,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:47:33,571 INFO L225 Difference]: With dead ends: 1035 [2024-10-11 14:47:33,571 INFO L226 Difference]: Without dead ends: 542 [2024-10-11 14:47:33,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-11 14:47:33,577 INFO L432 NwaCegarLoop]: 691 mSDtfsCounter, 25 mSDsluCounter, 2683 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 3374 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 14:47:33,578 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 3374 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 14:47:33,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2024-10-11 14:47:33,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 536. [2024-10-11 14:47:33,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 297 states have (on average 1.2525252525252526) internal successors, (372), 300 states have internal predecessors, (372), 201 states have call successors, (201), 35 states have call predecessors, (201), 36 states have return successors, (239), 200 states have call predecessors, (239), 199 states have call successors, (239) [2024-10-11 14:47:33,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 812 transitions. [2024-10-11 14:47:33,625 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 812 transitions. Word has length 196 [2024-10-11 14:47:33,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:47:33,626 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 812 transitions. [2024-10-11 14:47:33,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 4 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-10-11 14:47:33,626 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 812 transitions. [2024-10-11 14:47:33,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-10-11 14:47:33,629 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:47:33,629 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 5, 5, 4, 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, 1, 1, 1, 1, 1] [2024-10-11 14:47:33,652 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-11 14:47:33,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:47:33,831 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:47:33,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:47:33,832 INFO L85 PathProgramCache]: Analyzing trace with hash -705360719, now seen corresponding path program 1 times [2024-10-11 14:47:33,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:47:33,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854622429] [2024-10-11 14:47:33,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:33,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:47:33,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:47:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:47:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:47:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:47:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:47:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:47:34,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:47:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:47:34,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:47:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:47:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:47:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 14:47:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 14:47:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:34,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 14:47:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:35,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-11 14:47:35,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 14:47:35,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:47:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-11 14:47:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 14:47:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 14:47:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-11 14:47:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 14:47:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 14:47:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 14:47:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 14:47:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,090 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2024-10-11 14:47:35,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:47:35,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854622429] [2024-10-11 14:47:35,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854622429] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:47:35,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1590325418] [2024-10-11 14:47:35,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:35,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:47:35,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:47:35,093 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:47:35,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-11 14:47:35,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:35,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 2720 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 14:47:35,712 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:47:35,885 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2024-10-11 14:47:35,888 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:47:35,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1590325418] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:47:35,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:47:35,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [11] total 17 [2024-10-11 14:47:35,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706991710] [2024-10-11 14:47:35,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:47:35,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 14:47:35,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:47:35,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 14:47:35,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=239, Unknown=0, NotChecked=0, Total=272 [2024-10-11 14:47:35,891 INFO L87 Difference]: Start difference. First operand 536 states and 812 transitions. Second operand has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 5 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 5 states have call predecessors, (33), 5 states have call successors, (33) [2024-10-11 14:47:36,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:47:36,670 INFO L93 Difference]: Finished difference Result 1062 states and 1625 transitions. [2024-10-11 14:47:36,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 14:47:36,671 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 5 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 5 states have call predecessors, (33), 5 states have call successors, (33) Word has length 212 [2024-10-11 14:47:36,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:47:36,676 INFO L225 Difference]: With dead ends: 1062 [2024-10-11 14:47:36,676 INFO L226 Difference]: Without dead ends: 569 [2024-10-11 14:47:36,680 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2024-10-11 14:47:36,680 INFO L432 NwaCegarLoop]: 662 mSDtfsCounter, 57 mSDsluCounter, 3826 mSDsCounter, 0 mSdLazyCounter, 723 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 4488 SdHoareTripleChecker+Invalid, 726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 14:47:36,681 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 4488 Invalid, 726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 723 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 14:47:36,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2024-10-11 14:47:36,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 536. [2024-10-11 14:47:36,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 297 states have (on average 1.2525252525252526) internal successors, (372), 300 states have internal predecessors, (372), 201 states have call successors, (201), 35 states have call predecessors, (201), 36 states have return successors, (239), 200 states have call predecessors, (239), 199 states have call successors, (239) [2024-10-11 14:47:36,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 812 transitions. [2024-10-11 14:47:36,718 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 812 transitions. Word has length 212 [2024-10-11 14:47:36,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:47:36,719 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 812 transitions. [2024-10-11 14:47:36,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 5 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 5 states have call predecessors, (33), 5 states have call successors, (33) [2024-10-11 14:47:36,719 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 812 transitions. [2024-10-11 14:47:36,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-10-11 14:47:36,722 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:47:36,722 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 5, 5, 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, 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] [2024-10-11 14:47:36,745 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-11 14:47:36,922 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:47:36,923 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:47:36,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:47:36,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1648935174, now seen corresponding path program 2 times [2024-10-11 14:47:36,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:47:36,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333766214] [2024-10-11 14:47:36,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:36,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:47:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:47:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:47:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:47:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:47:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:47:37,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:47:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:47:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:47:37,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:47:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:37,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:37,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:47:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:37,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:47:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:47:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:47:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:37,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:47:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:37,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:47:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:47:37,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 14:47:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-11 14:47:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 14:47:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-11 14:47:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 14:47:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-11 14:47:37,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-11 14:47:37,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 14:47:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 14:47:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:37,979 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-10-11 14:47:37,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:47:37,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333766214] [2024-10-11 14:47:37,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333766214] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:47:37,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 14:47:37,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-11 14:47:37,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387031839] [2024-10-11 14:47:37,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:47:37,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 14:47:37,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:47:37,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 14:47:37,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-10-11 14:47:37,983 INFO L87 Difference]: Start difference. First operand 536 states and 812 transitions. Second operand has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 6 states have internal predecessors, (79), 4 states have call successors, (36), 6 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2024-10-11 14:47:42,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:47:42,372 INFO L93 Difference]: Finished difference Result 1168 states and 1818 transitions. [2024-10-11 14:47:42,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 14:47:42,372 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 6 states have internal predecessors, (79), 4 states have call successors, (36), 6 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) Word has length 225 [2024-10-11 14:47:42,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:47:42,379 INFO L225 Difference]: With dead ends: 1168 [2024-10-11 14:47:42,379 INFO L226 Difference]: Without dead ends: 687 [2024-10-11 14:47:42,383 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2024-10-11 14:47:42,383 INFO L432 NwaCegarLoop]: 498 mSDtfsCounter, 409 mSDsluCounter, 2332 mSDsCounter, 0 mSdLazyCounter, 3333 mSolverCounterSat, 701 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 417 SdHoareTripleChecker+Valid, 2830 SdHoareTripleChecker+Invalid, 4034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 701 IncrementalHoareTripleChecker+Valid, 3333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-10-11 14:47:42,384 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [417 Valid, 2830 Invalid, 4034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [701 Valid, 3333 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-10-11 14:47:42,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2024-10-11 14:47:42,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 538. [2024-10-11 14:47:42,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 298 states have (on average 1.2516778523489933) internal successors, (373), 302 states have internal predecessors, (373), 201 states have call successors, (201), 35 states have call predecessors, (201), 37 states have return successors, (243), 200 states have call predecessors, (243), 199 states have call successors, (243) [2024-10-11 14:47:42,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 817 transitions. [2024-10-11 14:47:42,429 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 817 transitions. Word has length 225 [2024-10-11 14:47:42,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:47:42,429 INFO L471 AbstractCegarLoop]: Abstraction has 538 states and 817 transitions. [2024-10-11 14:47:42,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 6 states have internal predecessors, (79), 4 states have call successors, (36), 6 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2024-10-11 14:47:42,430 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 817 transitions. [2024-10-11 14:47:42,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2024-10-11 14:47:42,433 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:47:42,433 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 6, 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, 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] [2024-10-11 14:47:42,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 14:47:42,434 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:47:42,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:47:42,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1440812917, now seen corresponding path program 1 times [2024-10-11 14:47:42,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:47:42,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211094557] [2024-10-11 14:47:42,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:42,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:47:42,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:43,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:47:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:47:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:47:43,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:47:43,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:47:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:47:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:47:43,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:47:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:43,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:43,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:47:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:43,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:43,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:47:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:43,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:47:43,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:43,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:47:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:47:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:47:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:47:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:47:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 14:47:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-11 14:47:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-11 14:47:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 14:47:43,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-11 14:47:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 14:47:43,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 14:47:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 14:47:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 14:47:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:43,645 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-10-11 14:47:43,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:47:43,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211094557] [2024-10-11 14:47:43,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211094557] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:47:43,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 14:47:43,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-11 14:47:43,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294050143] [2024-10-11 14:47:43,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:47:43,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-11 14:47:43,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:47:43,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-11 14:47:43,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-11 14:47:43,648 INFO L87 Difference]: Start difference. First operand 538 states and 817 transitions. Second operand has 11 states, 10 states have (on average 8.2) internal successors, (82), 7 states have internal predecessors, (82), 5 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (34), 4 states have call predecessors, (34), 5 states have call successors, (34) [2024-10-11 14:47:48,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:47:48,172 INFO L93 Difference]: Finished difference Result 1176 states and 1843 transitions. [2024-10-11 14:47:48,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 14:47:48,172 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 8.2) internal successors, (82), 7 states have internal predecessors, (82), 5 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (34), 4 states have call predecessors, (34), 5 states have call successors, (34) Word has length 246 [2024-10-11 14:47:48,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:47:48,179 INFO L225 Difference]: With dead ends: 1176 [2024-10-11 14:47:48,180 INFO L226 Difference]: Without dead ends: 693 [2024-10-11 14:47:48,183 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2024-10-11 14:47:48,184 INFO L432 NwaCegarLoop]: 513 mSDtfsCounter, 430 mSDsluCounter, 2754 mSDsCounter, 0 mSdLazyCounter, 3818 mSolverCounterSat, 702 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 3267 SdHoareTripleChecker+Invalid, 4520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 702 IncrementalHoareTripleChecker+Valid, 3818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-10-11 14:47:48,184 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [441 Valid, 3267 Invalid, 4520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [702 Valid, 3818 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-10-11 14:47:48,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2024-10-11 14:47:48,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 539. [2024-10-11 14:47:48,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 539 states, 299 states have (on average 1.2508361204013378) internal successors, (374), 303 states have internal predecessors, (374), 201 states have call successors, (201), 35 states have call predecessors, (201), 37 states have return successors, (243), 200 states have call predecessors, (243), 199 states have call successors, (243) [2024-10-11 14:47:48,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 818 transitions. [2024-10-11 14:47:48,226 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 818 transitions. Word has length 246 [2024-10-11 14:47:48,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:47:48,227 INFO L471 AbstractCegarLoop]: Abstraction has 539 states and 818 transitions. [2024-10-11 14:47:48,227 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 8.2) internal successors, (82), 7 states have internal predecessors, (82), 5 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (34), 4 states have call predecessors, (34), 5 states have call successors, (34) [2024-10-11 14:47:48,227 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 818 transitions. [2024-10-11 14:47:48,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-10-11 14:47:48,231 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:47:48,231 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 6, 5, 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, 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] [2024-10-11 14:47:48,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 14:47:48,231 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:47:48,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:47:48,232 INFO L85 PathProgramCache]: Analyzing trace with hash 145372747, now seen corresponding path program 1 times [2024-10-11 14:47:48,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:47:48,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858211963] [2024-10-11 14:47:48,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:48,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:47:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:47:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:47:48,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:47:48,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:47:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:47:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:47:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:47:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:47:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:47:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:48,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:47:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:47:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:47:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:47:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:47:49,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:47:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:47:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-11 14:47:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-11 14:47:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-11 14:47:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-11 14:47:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 14:47:49,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 14:47:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-11 14:47:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 14:47:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 14:47:49,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:49,415 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 25 proven. 12 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-10-11 14:47:49,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:47:49,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858211963] [2024-10-11 14:47:49,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858211963] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:47:49,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1319724812] [2024-10-11 14:47:49,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:49,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:47:49,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:47:49,418 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:47:49,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-11 14:47:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:50,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 2977 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 14:47:50,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:47:50,363 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 193 proven. 3 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-10-11 14:47:50,364 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 14:47:50,888 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 25 proven. 12 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-10-11 14:47:50,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1319724812] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 14:47:50,889 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 14:47:50,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 9] total 24 [2024-10-11 14:47:50,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908185080] [2024-10-11 14:47:50,890 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 14:47:50,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-10-11 14:47:50,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:47:50,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-10-11 14:47:50,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=498, Unknown=0, NotChecked=0, Total=552 [2024-10-11 14:47:50,893 INFO L87 Difference]: Start difference. First operand 539 states and 818 transitions. Second operand has 24 states, 21 states have (on average 7.904761904761905) internal successors, (166), 18 states have internal predecessors, (166), 13 states have call successors, (93), 8 states have call predecessors, (93), 6 states have return successors, (81), 7 states have call predecessors, (81), 13 states have call successors, (81) [2024-10-11 14:47:56,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:47:56,771 INFO L93 Difference]: Finished difference Result 1193 states and 1867 transitions. [2024-10-11 14:47:56,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-11 14:47:56,772 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 21 states have (on average 7.904761904761905) internal successors, (166), 18 states have internal predecessors, (166), 13 states have call successors, (93), 8 states have call predecessors, (93), 6 states have return successors, (81), 7 states have call predecessors, (81), 13 states have call successors, (81) Word has length 249 [2024-10-11 14:47:56,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:47:56,779 INFO L225 Difference]: With dead ends: 1193 [2024-10-11 14:47:56,779 INFO L226 Difference]: Without dead ends: 709 [2024-10-11 14:47:56,783 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 600 GetRequests, 563 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=159, Invalid=1173, Unknown=0, NotChecked=0, Total=1332 [2024-10-11 14:47:56,783 INFO L432 NwaCegarLoop]: 500 mSDtfsCounter, 622 mSDsluCounter, 6215 mSDsCounter, 0 mSdLazyCounter, 7863 mSolverCounterSat, 803 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 628 SdHoareTripleChecker+Valid, 6715 SdHoareTripleChecker+Invalid, 8666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 803 IncrementalHoareTripleChecker+Valid, 7863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-10-11 14:47:56,784 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [628 Valid, 6715 Invalid, 8666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [803 Valid, 7863 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-10-11 14:47:56,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 709 states. [2024-10-11 14:47:56,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 709 to 552. [2024-10-11 14:47:56,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 552 states, 311 states have (on average 1.257234726688103) internal successors, (391), 314 states have internal predecessors, (391), 202 states have call successors, (202), 35 states have call predecessors, (202), 37 states have return successors, (244), 202 states have call predecessors, (244), 200 states have call successors, (244) [2024-10-11 14:47:56,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 837 transitions. [2024-10-11 14:47:56,824 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 837 transitions. Word has length 249 [2024-10-11 14:47:56,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:47:56,824 INFO L471 AbstractCegarLoop]: Abstraction has 552 states and 837 transitions. [2024-10-11 14:47:56,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 21 states have (on average 7.904761904761905) internal successors, (166), 18 states have internal predecessors, (166), 13 states have call successors, (93), 8 states have call predecessors, (93), 6 states have return successors, (81), 7 states have call predecessors, (81), 13 states have call successors, (81) [2024-10-11 14:47:56,825 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 837 transitions. [2024-10-11 14:47:56,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-10-11 14:47:56,827 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:47:56,828 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 6, 4, 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, 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] [2024-10-11 14:47:56,852 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-11 14:47:57,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:47:57,032 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:47:57,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:47:57,032 INFO L85 PathProgramCache]: Analyzing trace with hash -485103312, now seen corresponding path program 2 times [2024-10-11 14:47:57,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:47:57,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534018860] [2024-10-11 14:47:57,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:47:57,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:47:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:57,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:47:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:47:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:47:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:47:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:47:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:47:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:47:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:47:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:57,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:47:57,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:47:57,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:47:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:47:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:57,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:57,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:47:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:57,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:47:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:47:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:58,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:47:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:47:58,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:47:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:47:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:47:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:47:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-11 14:47:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 14:47:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 14:47:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 14:47:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-11 14:47:58,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 14:47:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 14:47:58,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 14:47:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 14:47:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:47:58,365 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2024-10-11 14:47:58,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:47:58,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534018860] [2024-10-11 14:47:58,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534018860] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:47:58,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1610829841] [2024-10-11 14:47:58,366 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 14:47:58,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:47:58,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:47:58,368 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:47:58,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-11 14:47:59,239 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 14:47:59,239 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 14:47:59,249 INFO L255 TraceCheckSpWp]: Trace formula consists of 3112 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-11 14:47:59,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:47:59,449 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2024-10-11 14:47:59,449 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:47:59,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1610829841] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:47:59,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:47:59,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [13] total 21 [2024-10-11 14:47:59,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472549050] [2024-10-11 14:47:59,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:47:59,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 14:47:59,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:47:59,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 14:47:59,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=379, Unknown=0, NotChecked=0, Total=420 [2024-10-11 14:47:59,451 INFO L87 Difference]: Start difference. First operand 552 states and 837 transitions. Second operand has 10 states, 9 states have (on average 11.222222222222221) internal successors, (101), 9 states have internal predecessors, (101), 6 states have call successors, (38), 3 states have call predecessors, (38), 4 states have return successors, (35), 5 states have call predecessors, (35), 6 states have call successors, (35) [2024-10-11 14:48:00,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:00,221 INFO L93 Difference]: Finished difference Result 1066 states and 1621 transitions. [2024-10-11 14:48:00,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 14:48:00,221 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 11.222222222222221) internal successors, (101), 9 states have internal predecessors, (101), 6 states have call successors, (38), 3 states have call predecessors, (38), 4 states have return successors, (35), 5 states have call predecessors, (35), 6 states have call successors, (35) Word has length 262 [2024-10-11 14:48:00,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:00,227 INFO L225 Difference]: With dead ends: 1066 [2024-10-11 14:48:00,227 INFO L226 Difference]: Without dead ends: 569 [2024-10-11 14:48:00,230 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 355 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=457, Unknown=0, NotChecked=0, Total=506 [2024-10-11 14:48:00,231 INFO L432 NwaCegarLoop]: 654 mSDtfsCounter, 149 mSDsluCounter, 4954 mSDsCounter, 0 mSdLazyCounter, 922 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 5608 SdHoareTripleChecker+Invalid, 989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 922 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:00,231 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 5608 Invalid, 989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 922 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 14:48:00,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2024-10-11 14:48:00,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 536. [2024-10-11 14:48:00,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 297 states have (on average 1.2525252525252526) internal successors, (372), 300 states have internal predecessors, (372), 201 states have call successors, (201), 35 states have call predecessors, (201), 36 states have return successors, (235), 200 states have call predecessors, (235), 199 states have call successors, (235) [2024-10-11 14:48:00,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 808 transitions. [2024-10-11 14:48:00,267 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 808 transitions. Word has length 262 [2024-10-11 14:48:00,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:00,268 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 808 transitions. [2024-10-11 14:48:00,268 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 11.222222222222221) internal successors, (101), 9 states have internal predecessors, (101), 6 states have call successors, (38), 3 states have call predecessors, (38), 4 states have return successors, (35), 5 states have call predecessors, (35), 6 states have call successors, (35) [2024-10-11 14:48:00,268 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 808 transitions. [2024-10-11 14:48:00,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2024-10-11 14:48:00,271 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:00,271 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 14:48:00,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-10-11 14:48:00,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-10-11 14:48:00,472 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:00,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:00,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1930933143, now seen corresponding path program 3 times [2024-10-11 14:48:00,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:00,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319421532] [2024-10-11 14:48:00,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:00,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:01,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:01,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:01,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:01,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:01,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:48:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:48:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:48:01,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:48:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:01,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 14:48:01,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 14:48:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 14:48:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 14:48:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 14:48:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 14:48:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 14:48:01,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-11 14:48:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 14:48:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:01,916 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2024-10-11 14:48:01,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:01,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319421532] [2024-10-11 14:48:01,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319421532] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:48:01,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [956688835] [2024-10-11 14:48:01,917 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-11 14:48:01,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:01,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:48:01,919 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:48:01,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-11 14:48:02,578 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-10-11 14:48:02,578 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 14:48:02,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 1865 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-11 14:48:02,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:48:02,648 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-10-11 14:48:02,648 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:48:02,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [956688835] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:48:02,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:48:02,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2024-10-11 14:48:02,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243471355] [2024-10-11 14:48:02,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:48:02,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 14:48:02,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:02,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 14:48:02,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2024-10-11 14:48:02,650 INFO L87 Difference]: Start difference. First operand 536 states and 808 transitions. Second operand has 6 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-10-11 14:48:03,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:03,103 INFO L93 Difference]: Finished difference Result 1006 states and 1535 transitions. [2024-10-11 14:48:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 14:48:03,104 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 275 [2024-10-11 14:48:03,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:03,109 INFO L225 Difference]: With dead ends: 1006 [2024-10-11 14:48:03,109 INFO L226 Difference]: Without dead ends: 536 [2024-10-11 14:48:03,112 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 357 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2024-10-11 14:48:03,113 INFO L432 NwaCegarLoop]: 674 mSDtfsCounter, 0 mSDsluCounter, 2606 mSDsCounter, 0 mSdLazyCounter, 441 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3280 SdHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 441 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:03,114 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3280 Invalid, 441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 441 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 14:48:03,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2024-10-11 14:48:03,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 536. [2024-10-11 14:48:03,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 297 states have (on average 1.2525252525252526) internal successors, (372), 300 states have internal predecessors, (372), 201 states have call successors, (201), 35 states have call predecessors, (201), 36 states have return successors, (234), 200 states have call predecessors, (234), 199 states have call successors, (234) [2024-10-11 14:48:03,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 807 transitions. [2024-10-11 14:48:03,148 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 807 transitions. Word has length 275 [2024-10-11 14:48:03,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:03,149 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 807 transitions. [2024-10-11 14:48:03,149 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-10-11 14:48:03,149 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 807 transitions. [2024-10-11 14:48:03,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-10-11 14:48:03,152 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:03,153 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 14:48:03,175 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-11 14:48:03,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:03,354 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:03,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:03,354 INFO L85 PathProgramCache]: Analyzing trace with hash -731276518, now seen corresponding path program 4 times [2024-10-11 14:48:03,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:03,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714836064] [2024-10-11 14:48:03,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:03,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:03,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:04,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:04,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:04,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:04,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:04,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:48:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:04,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:48:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:04,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:48:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:48:04,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 14:48:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 14:48:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 14:48:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 14:48:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 14:48:04,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 14:48:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 14:48:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:04,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 14:48:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 14:48:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:04,647 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-10-11 14:48:04,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:04,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714836064] [2024-10-11 14:48:04,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714836064] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:48:04,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1126312505] [2024-10-11 14:48:04,648 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-11 14:48:04,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:04,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:48:04,650 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:48:04,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-11 14:48:05,492 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-11 14:48:05,492 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 14:48:05,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 3382 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 14:48:05,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:48:05,664 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2024-10-11 14:48:05,664 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:48:05,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1126312505] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:48:05,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:48:05,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10] total 16 [2024-10-11 14:48:05,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740024126] [2024-10-11 14:48:05,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:48:05,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 14:48:05,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:05,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 14:48:05,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2024-10-11 14:48:05,667 INFO L87 Difference]: Start difference. First operand 536 states and 807 transitions. Second operand has 8 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 5 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 4 states have call predecessors, (35), 5 states have call successors, (35) [2024-10-11 14:48:06,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:06,271 INFO L93 Difference]: Finished difference Result 1011 states and 1525 transitions. [2024-10-11 14:48:06,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 14:48:06,272 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 5 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 4 states have call predecessors, (35), 5 states have call successors, (35) Word has length 288 [2024-10-11 14:48:06,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:06,278 INFO L225 Difference]: With dead ends: 1011 [2024-10-11 14:48:06,278 INFO L226 Difference]: Without dead ends: 536 [2024-10-11 14:48:06,281 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 388 GetRequests, 372 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2024-10-11 14:48:06,281 INFO L432 NwaCegarLoop]: 664 mSDtfsCounter, 122 mSDsluCounter, 3732 mSDsCounter, 0 mSdLazyCounter, 589 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 4396 SdHoareTripleChecker+Invalid, 654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:06,282 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 4396 Invalid, 654 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 589 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 14:48:06,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2024-10-11 14:48:06,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 536. [2024-10-11 14:48:06,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 297 states have (on average 1.2525252525252526) internal successors, (372), 300 states have internal predecessors, (372), 201 states have call successors, (201), 35 states have call predecessors, (201), 36 states have return successors, (231), 200 states have call predecessors, (231), 199 states have call successors, (231) [2024-10-11 14:48:06,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 804 transitions. [2024-10-11 14:48:06,357 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 804 transitions. Word has length 288 [2024-10-11 14:48:06,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:06,358 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 804 transitions. [2024-10-11 14:48:06,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 5 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 4 states have call predecessors, (35), 5 states have call successors, (35) [2024-10-11 14:48:06,359 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 804 transitions. [2024-10-11 14:48:06,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2024-10-11 14:48:06,360 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:06,361 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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] [2024-10-11 14:48:06,386 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-10-11 14:48:06,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-11 14:48:06,562 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:06,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:06,562 INFO L85 PathProgramCache]: Analyzing trace with hash 201074221, now seen corresponding path program 5 times [2024-10-11 14:48:06,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:06,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805696218] [2024-10-11 14:48:06,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:06,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:07,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:07,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:07,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:07,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:07,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:48:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:07,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:48:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:48:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:48:07,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:07,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 14:48:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 14:48:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 14:48:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:07,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:08,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:08,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 14:48:08,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:08,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 14:48:08,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:08,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 14:48:08,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:08,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 14:48:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:08,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:08,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:08,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:08,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 14:48:08,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:08,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 14:48:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:08,085 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2024-10-11 14:48:08,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:08,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805696218] [2024-10-11 14:48:08,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805696218] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:48:08,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [802639711] [2024-10-11 14:48:08,087 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-11 14:48:08,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:08,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:48:08,089 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:48:08,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-11 14:48:08,609 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 14:48:08,609 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 14:48:08,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-11 14:48:08,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:48:08,656 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 276 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-10-11 14:48:08,656 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 14:48:08,983 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2024-10-11 14:48:08,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [802639711] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 14:48:08,984 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 14:48:08,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 10 [2024-10-11 14:48:08,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206827495] [2024-10-11 14:48:08,984 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 14:48:08,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 14:48:08,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:08,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 14:48:08,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-10-11 14:48:08,986 INFO L87 Difference]: Start difference. First operand 536 states and 804 transitions. Second operand has 10 states, 9 states have (on average 13.0) internal successors, (117), 6 states have internal predecessors, (117), 3 states have call successors, (64), 5 states have call predecessors, (64), 3 states have return successors, (48), 4 states have call predecessors, (48), 3 states have call successors, (48) [2024-10-11 14:48:11,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:11,297 INFO L93 Difference]: Finished difference Result 1144 states and 1736 transitions. [2024-10-11 14:48:11,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 14:48:11,298 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 13.0) internal successors, (117), 6 states have internal predecessors, (117), 3 states have call successors, (64), 5 states have call predecessors, (64), 3 states have return successors, (48), 4 states have call predecessors, (48), 3 states have call successors, (48) Word has length 301 [2024-10-11 14:48:11,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:11,304 INFO L225 Difference]: With dead ends: 1144 [2024-10-11 14:48:11,304 INFO L226 Difference]: Without dead ends: 658 [2024-10-11 14:48:11,307 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 708 GetRequests, 696 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2024-10-11 14:48:11,308 INFO L432 NwaCegarLoop]: 521 mSDtfsCounter, 429 mSDsluCounter, 2303 mSDsCounter, 0 mSdLazyCounter, 2391 mSolverCounterSat, 876 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 2824 SdHoareTripleChecker+Invalid, 3267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 876 IncrementalHoareTripleChecker+Valid, 2391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:11,308 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 2824 Invalid, 3267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [876 Valid, 2391 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-10-11 14:48:11,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2024-10-11 14:48:11,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 542. [2024-10-11 14:48:11,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 542 states, 301 states have (on average 1.2491694352159468) internal successors, (376), 304 states have internal predecessors, (376), 202 states have call successors, (202), 35 states have call predecessors, (202), 37 states have return successors, (236), 202 states have call predecessors, (236), 200 states have call successors, (236) [2024-10-11 14:48:11,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 814 transitions. [2024-10-11 14:48:11,346 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 814 transitions. Word has length 301 [2024-10-11 14:48:11,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:11,346 INFO L471 AbstractCegarLoop]: Abstraction has 542 states and 814 transitions. [2024-10-11 14:48:11,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.0) internal successors, (117), 6 states have internal predecessors, (117), 3 states have call successors, (64), 5 states have call predecessors, (64), 3 states have return successors, (48), 4 states have call predecessors, (48), 3 states have call successors, (48) [2024-10-11 14:48:11,347 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 814 transitions. [2024-10-11 14:48:11,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2024-10-11 14:48:11,348 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:11,348 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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] [2024-10-11 14:48:11,368 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-10-11 14:48:11,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:11,549 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:11,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:11,550 INFO L85 PathProgramCache]: Analyzing trace with hash -722093205, now seen corresponding path program 1 times [2024-10-11 14:48:11,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:11,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838516552] [2024-10-11 14:48:11,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:11,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:11,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:12,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:12,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:12,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:48:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:48:12,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:48:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:48:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:12,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:12,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:12,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 14:48:12,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 14:48:12,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 14:48:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:12,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 14:48:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 14:48:12,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 14:48:12,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 14:48:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 14:48:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 14:48:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:12,887 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2024-10-11 14:48:12,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:12,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838516552] [2024-10-11 14:48:12,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838516552] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:48:12,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 14:48:12,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-10-11 14:48:12,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101421007] [2024-10-11 14:48:12,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:48:12,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-11 14:48:12,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:12,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-11 14:48:12,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-10-11 14:48:12,891 INFO L87 Difference]: Start difference. First operand 542 states and 814 transitions. Second operand has 13 states, 13 states have (on average 6.0) internal successors, (78), 8 states have internal predecessors, (78), 6 states have call successors, (36), 7 states have call predecessors, (36), 2 states have return successors, (33), 6 states have call predecessors, (33), 5 states have call successors, (33) [2024-10-11 14:48:15,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:15,859 INFO L93 Difference]: Finished difference Result 1132 states and 1718 transitions. [2024-10-11 14:48:15,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-11 14:48:15,860 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.0) internal successors, (78), 8 states have internal predecessors, (78), 6 states have call successors, (36), 7 states have call predecessors, (36), 2 states have return successors, (33), 6 states have call predecessors, (33), 5 states have call successors, (33) Word has length 301 [2024-10-11 14:48:15,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:15,867 INFO L225 Difference]: With dead ends: 1132 [2024-10-11 14:48:15,867 INFO L226 Difference]: Without dead ends: 661 [2024-10-11 14:48:15,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=82, Invalid=380, Unknown=0, NotChecked=0, Total=462 [2024-10-11 14:48:15,871 INFO L432 NwaCegarLoop]: 464 mSDtfsCounter, 563 mSDsluCounter, 3009 mSDsCounter, 0 mSdLazyCounter, 3770 mSolverCounterSat, 939 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 571 SdHoareTripleChecker+Valid, 3473 SdHoareTripleChecker+Invalid, 4709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 939 IncrementalHoareTripleChecker+Valid, 3770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:15,871 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [571 Valid, 3473 Invalid, 4709 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [939 Valid, 3770 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-10-11 14:48:15,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2024-10-11 14:48:15,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 553. [2024-10-11 14:48:15,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 553 states, 306 states have (on average 1.2483660130718954) internal successors, (382), 309 states have internal predecessors, (382), 207 states have call successors, (207), 36 states have call predecessors, (207), 38 states have return successors, (241), 207 states have call predecessors, (241), 205 states have call successors, (241) [2024-10-11 14:48:15,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 830 transitions. [2024-10-11 14:48:15,913 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 830 transitions. Word has length 301 [2024-10-11 14:48:15,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:15,914 INFO L471 AbstractCegarLoop]: Abstraction has 553 states and 830 transitions. [2024-10-11 14:48:15,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.0) internal successors, (78), 8 states have internal predecessors, (78), 6 states have call successors, (36), 7 states have call predecessors, (36), 2 states have return successors, (33), 6 states have call predecessors, (33), 5 states have call successors, (33) [2024-10-11 14:48:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 830 transitions. [2024-10-11 14:48:15,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2024-10-11 14:48:15,916 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:15,916 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 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, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 14:48:15,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-11 14:48:15,917 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:15,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:15,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1897687136, now seen corresponding path program 1 times [2024-10-11 14:48:15,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:15,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453717946] [2024-10-11 14:48:15,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:15,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:16,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:16,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:16,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:16,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:16,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:17,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:48:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:17,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:48:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:17,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:48:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:48:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 14:48:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 14:48:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 14:48:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 14:48:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 14:48:17,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 14:48:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 14:48:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 14:48:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 14:48:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:17,426 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 645 trivial. 0 not checked. [2024-10-11 14:48:17,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:17,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453717946] [2024-10-11 14:48:17,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453717946] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:48:17,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [535547947] [2024-10-11 14:48:17,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:17,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:17,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:48:17,427 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:48:17,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-11 14:48:18,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:18,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 3649 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-11 14:48:18,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:48:18,552 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2024-10-11 14:48:18,553 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:48:18,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [535547947] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:48:18,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:48:18,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12] total 13 [2024-10-11 14:48:18,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539944344] [2024-10-11 14:48:18,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:48:18,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 14:48:18,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:18,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 14:48:18,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-10-11 14:48:18,557 INFO L87 Difference]: Start difference. First operand 553 states and 830 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 6 states have internal predecessors, (90), 4 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2024-10-11 14:48:19,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:19,063 INFO L93 Difference]: Finished difference Result 1117 states and 1686 transitions. [2024-10-11 14:48:19,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 14:48:19,063 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 6 states have internal predecessors, (90), 4 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) Word has length 314 [2024-10-11 14:48:19,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:19,069 INFO L225 Difference]: With dead ends: 1117 [2024-10-11 14:48:19,069 INFO L226 Difference]: Without dead ends: 626 [2024-10-11 14:48:19,072 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 425 GetRequests, 411 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2024-10-11 14:48:19,073 INFO L432 NwaCegarLoop]: 767 mSDtfsCounter, 53 mSDsluCounter, 3788 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 4555 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:19,073 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 4555 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 14:48:19,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2024-10-11 14:48:19,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 621. [2024-10-11 14:48:19,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 621 states, 343 states have (on average 1.2565597667638484) internal successors, (431), 347 states have internal predecessors, (431), 237 states have call successors, (237), 37 states have call predecessors, (237), 39 states have return successors, (271), 236 states have call predecessors, (271), 235 states have call successors, (271) [2024-10-11 14:48:19,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 621 states and 939 transitions. [2024-10-11 14:48:19,137 INFO L78 Accepts]: Start accepts. Automaton has 621 states and 939 transitions. Word has length 314 [2024-10-11 14:48:19,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:19,138 INFO L471 AbstractCegarLoop]: Abstraction has 621 states and 939 transitions. [2024-10-11 14:48:19,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 6 states have internal predecessors, (90), 4 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2024-10-11 14:48:19,139 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 939 transitions. [2024-10-11 14:48:19,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-10-11 14:48:19,142 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:19,142 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 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, 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] [2024-10-11 14:48:19,171 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-10-11 14:48:19,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-11 14:48:19,343 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:19,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:19,344 INFO L85 PathProgramCache]: Analyzing trace with hash -891136475, now seen corresponding path program 1 times [2024-10-11 14:48:19,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:19,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50142381] [2024-10-11 14:48:19,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:19,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:20,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:20,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:20,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:20,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:20,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:20,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:20,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:20,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:48:20,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:48:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-11 14:48:20,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 14:48:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat