./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e3838e9b0fe368810fc333620df3a05f4f501b739959aedb61fcfde88b41758 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 15:02:18,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 15:02:18,390 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 15:02:18,394 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 15:02:18,394 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 15:02:18,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 15:02:18,422 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 15:02:18,422 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 15:02:18,423 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 15:02:18,425 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 15:02:18,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 15:02:18,426 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 15:02:18,426 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 15:02:18,426 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 15:02:18,427 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 15:02:18,427 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 15:02:18,427 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 15:02:18,428 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 15:02:18,428 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 15:02:18,428 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 15:02:18,429 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 15:02:18,430 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 15:02:18,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 15:02:18,431 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 15:02:18,431 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 15:02:18,432 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 15:02:18,432 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 15:02:18,432 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 15:02:18,433 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 15:02:18,433 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 15:02:18,433 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 15:02:18,434 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 15:02:18,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 15:02:18,434 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 15:02:18,434 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 15:02:18,435 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 15:02:18,435 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 15:02:18,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 15:02:18,435 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 15:02:18,436 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 15:02:18,436 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 15:02:18,436 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 15:02:18,437 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e3838e9b0fe368810fc333620df3a05f4f501b739959aedb61fcfde88b41758 [2024-11-18 15:02:18,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 15:02:18,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 15:02:18,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 15:02:18,693 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 15:02:18,693 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 15:02:18,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c [2024-11-18 15:02:20,191 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 15:02:20,884 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 15:02:20,885 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c [2024-11-18 15:02:20,976 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c157cfc4/c560ef644a8641d190f3b91c3da5f412/FLAG9f3150bf1 [2024-11-18 15:02:20,992 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c157cfc4/c560ef644a8641d190f3b91c3da5f412 [2024-11-18 15:02:20,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 15:02:20,997 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 15:02:20,998 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 15:02:20,999 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 15:02:21,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 15:02:21,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:02:20" (1/1) ... [2024-11-18 15:02:21,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@282802d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:21, skipping insertion in model container [2024-11-18 15:02:21,009 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:02:20" (1/1) ... [2024-11-18 15:02:21,392 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 15:02:22,242 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[93880,93893] [2024-11-18 15:02:22,330 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[127977,127990] [2024-11-18 15:02:22,496 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[184673,184686] [2024-11-18 15:02:22,575 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[220032,220045] [2024-11-18 15:02:22,595 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[229801,229814] [2024-11-18 15:02:22,604 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[232051,232064] [2024-11-18 15:02:22,640 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[249702,249715] [2024-11-18 15:02:22,657 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[257723,257736] [2024-11-18 15:02:22,714 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[288453,288466] [2024-11-18 15:02:22,770 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[318193,318206] [2024-11-18 15:02:22,938 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[406252,406265] [2024-11-18 15:02:22,973 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[425331,425344] [2024-11-18 15:02:23,015 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[445911,445924] [2024-11-18 15:02:23,029 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[453486,453499] [2024-11-18 15:02:23,037 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[457284,457297] [2024-11-18 15:02:23,064 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[472883,472896] [2024-11-18 15:02:23,091 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[488771,488784] [2024-11-18 15:02:23,151 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[523323,523336] [2024-11-18 15:02:23,303 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[617972,617985] [2024-11-18 15:02:23,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 15:02:23,591 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 15:02:23,748 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[93880,93893] [2024-11-18 15:02:23,802 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[127977,127990] [2024-11-18 15:02:23,881 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[184673,184686] [2024-11-18 15:02:23,932 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[220032,220045] [2024-11-18 15:02:23,947 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[229801,229814] [2024-11-18 15:02:23,952 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[232051,232064] [2024-11-18 15:02:23,979 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[249702,249715] [2024-11-18 15:02:23,991 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[257723,257736] [2024-11-18 15:02:24,037 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[288453,288466] [2024-11-18 15:02:24,084 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[318193,318206] [2024-11-18 15:02:24,304 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[406252,406265] [2024-11-18 15:02:24,334 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[425331,425344] [2024-11-18 15:02:24,366 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[445911,445924] [2024-11-18 15:02:24,380 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[453486,453499] [2024-11-18 15:02:24,387 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[457284,457297] [2024-11-18 15:02:24,410 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[472883,472896] [2024-11-18 15:02:24,434 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[488771,488784] [2024-11-18 15:02:24,484 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[523323,523336] [2024-11-18 15:02:24,611 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[617972,617985] [2024-11-18 15:02:24,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 15:02:24,811 INFO L204 MainTranslator]: Completed translation [2024-11-18 15:02:24,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24 WrapperNode [2024-11-18 15:02:24,812 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 15:02:24,813 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 15:02:24,813 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 15:02:24,813 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 15:02:24,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24" (1/1) ... [2024-11-18 15:02:25,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24" (1/1) ... [2024-11-18 15:02:25,485 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31892 [2024-11-18 15:02:25,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 15:02:25,486 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 15:02:25,487 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 15:02:25,487 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 15:02:25,498 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24" (1/1) ... [2024-11-18 15:02:25,499 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24" (1/1) ... [2024-11-18 15:02:25,577 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24" (1/1) ... [2024-11-18 15:02:25,873 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 15:02:25,874 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24" (1/1) ... [2024-11-18 15:02:25,874 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24" (1/1) ... [2024-11-18 15:02:26,137 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24" (1/1) ... [2024-11-18 15:02:26,225 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24" (1/1) ... [2024-11-18 15:02:26,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24" (1/1) ... [2024-11-18 15:02:26,318 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24" (1/1) ... [2024-11-18 15:02:26,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 15:02:26,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 15:02:26,415 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 15:02:26,415 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 15:02:26,416 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24" (1/1) ... [2024-11-18 15:02:26,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 15:02:26,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 15:02:26,448 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 15:02:26,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 15:02:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 15:02:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 15:02:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 15:02:26,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 15:02:27,069 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 15:02:27,071 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 15:02:38,644 INFO L? ?]: Removed 6394 outVars from TransFormulas that were not future-live. [2024-11-18 15:02:38,644 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 15:02:38,745 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 15:02:38,745 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-18 15:02:38,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:02:38 BoogieIcfgContainer [2024-11-18 15:02:38,745 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 15:02:38,749 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 15:02:38,749 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 15:02:38,752 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 15:02:38,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:02:20" (1/3) ... [2024-11-18 15:02:38,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43fa48bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:02:38, skipping insertion in model container [2024-11-18 15:02:38,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:02:24" (2/3) ... [2024-11-18 15:02:38,755 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43fa48bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:02:38, skipping insertion in model container [2024-11-18 15:02:38,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:02:38" (3/3) ... [2024-11-18 15:02:38,756 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+sep-reducer.c [2024-11-18 15:02:38,774 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 15:02:38,775 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 19 error locations. [2024-11-18 15:02:38,975 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 15:02:38,983 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;@4f6584ac, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 15:02:38,984 INFO L334 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2024-11-18 15:02:39,016 INFO L276 IsEmpty]: Start isEmpty. Operand has 6346 states, 6326 states have (on average 1.7758457160923173) internal successors, (11234), 6345 states have internal predecessors, (11234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:02:39,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-18 15:02:39,065 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:02:39,066 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:02:39,067 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-11-18 15:02:39,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:02:39,074 INFO L85 PathProgramCache]: Analyzing trace with hash -280850909, now seen corresponding path program 1 times [2024-11-18 15:02:39,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:02:39,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131533327] [2024-11-18 15:02:39,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:02:39,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:02:39,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:02:39,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:02:39,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:02:39,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131533327] [2024-11-18 15:02:39,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131533327] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:02:39,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:02:39,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 15:02:39,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067535210] [2024-11-18 15:02:39,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:02:39,894 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 15:02:39,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:02:39,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 15:02:39,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 15:02:39,938 INFO L87 Difference]: Start difference. First operand has 6346 states, 6326 states have (on average 1.7758457160923173) internal successors, (11234), 6345 states have internal predecessors, (11234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:02:44,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:02:44,569 INFO L93 Difference]: Finished difference Result 9409 states and 16411 transitions. [2024-11-18 15:02:44,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 15:02:44,572 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2024-11-18 15:02:44,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:02:44,611 INFO L225 Difference]: With dead ends: 9409 [2024-11-18 15:02:44,611 INFO L226 Difference]: Without dead ends: 5984 [2024-11-18 15:02:44,622 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 15:02:44,625 INFO L432 NwaCegarLoop]: 4931 mSDtfsCounter, 29409 mSDsluCounter, 1029 mSDsCounter, 0 mSdLazyCounter, 4529 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29409 SdHoareTripleChecker+Valid, 5960 SdHoareTripleChecker+Invalid, 4592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 4529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-18 15:02:44,625 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [29409 Valid, 5960 Invalid, 4592 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [63 Valid, 4529 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-18 15:02:44,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5984 states. [2024-11-18 15:02:44,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5984 to 5951. [2024-11-18 15:02:44,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5951 states, 5932 states have (on average 1.295515846257586) internal successors, (7685), 5950 states have internal predecessors, (7685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:02:44,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5951 states to 5951 states and 7685 transitions. [2024-11-18 15:02:44,931 INFO L78 Accepts]: Start accepts. Automaton has 5951 states and 7685 transitions. Word has length 78 [2024-11-18 15:02:44,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:02:44,932 INFO L471 AbstractCegarLoop]: Abstraction has 5951 states and 7685 transitions. [2024-11-18 15:02:44,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:02:44,933 INFO L276 IsEmpty]: Start isEmpty. Operand 5951 states and 7685 transitions. [2024-11-18 15:02:44,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-18 15:02:44,947 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:02:44,947 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:02:44,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-18 15:02:44,948 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-11-18 15:02:44,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:02:44,950 INFO L85 PathProgramCache]: Analyzing trace with hash -71857781, now seen corresponding path program 1 times [2024-11-18 15:02:44,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:02:44,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150048137] [2024-11-18 15:02:44,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:02:44,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:02:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:02:45,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:02:45,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:02:45,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150048137] [2024-11-18 15:02:45,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150048137] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:02:45,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:02:45,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 15:02:45,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903679458] [2024-11-18 15:02:45,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:02:45,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 15:02:45,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:02:45,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 15:02:45,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 15:02:45,309 INFO L87 Difference]: Start difference. First operand 5951 states and 7685 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:02:49,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:02:49,709 INFO L93 Difference]: Finished difference Result 11857 states and 15471 transitions. [2024-11-18 15:02:49,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 15:02:49,709 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2024-11-18 15:02:49,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:02:49,732 INFO L225 Difference]: With dead ends: 11857 [2024-11-18 15:02:49,733 INFO L226 Difference]: Without dead ends: 7978 [2024-11-18 15:02:49,737 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 15:02:49,738 INFO L432 NwaCegarLoop]: 3086 mSDtfsCounter, 23527 mSDsluCounter, 1026 mSDsCounter, 0 mSdLazyCounter, 4550 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23527 SdHoareTripleChecker+Valid, 4112 SdHoareTripleChecker+Invalid, 4621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 4550 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-18 15:02:49,739 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23527 Valid, 4112 Invalid, 4621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 4550 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-18 15:02:49,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7978 states. [2024-11-18 15:02:49,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7978 to 7954. [2024-11-18 15:02:49,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7954 states, 7935 states have (on average 1.2995589161940768) internal successors, (10312), 7953 states have internal predecessors, (10312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:02:49,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7954 states to 7954 states and 10312 transitions. [2024-11-18 15:02:49,892 INFO L78 Accepts]: Start accepts. Automaton has 7954 states and 10312 transitions. Word has length 79 [2024-11-18 15:02:49,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:02:49,893 INFO L471 AbstractCegarLoop]: Abstraction has 7954 states and 10312 transitions. [2024-11-18 15:02:49,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:02:49,895 INFO L276 IsEmpty]: Start isEmpty. Operand 7954 states and 10312 transitions. [2024-11-18 15:02:49,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-18 15:02:49,908 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:02:49,909 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:02:49,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 15:02:49,909 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-11-18 15:02:49,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:02:49,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1179108102, now seen corresponding path program 1 times [2024-11-18 15:02:49,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:02:49,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802622713] [2024-11-18 15:02:49,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:02:49,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:02:50,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:02:50,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:02:50,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:02:50,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802622713] [2024-11-18 15:02:50,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802622713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:02:50,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:02:50,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 15:02:50,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248580111] [2024-11-18 15:02:50,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:02:50,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 15:02:50,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:02:50,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 15:02:50,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 15:02:50,228 INFO L87 Difference]: Start difference. First operand 7954 states and 10312 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:02:52,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:02:52,847 INFO L93 Difference]: Finished difference Result 13550 states and 17555 transitions. [2024-11-18 15:02:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 15:02:52,848 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2024-11-18 15:02:52,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:02:52,871 INFO L225 Difference]: With dead ends: 13550 [2024-11-18 15:02:52,872 INFO L226 Difference]: Without dead ends: 8760 [2024-11-18 15:02:52,877 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 15:02:52,878 INFO L432 NwaCegarLoop]: 2516 mSDtfsCounter, 17883 mSDsluCounter, 780 mSDsCounter, 0 mSdLazyCounter, 3231 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17883 SdHoareTripleChecker+Valid, 3296 SdHoareTripleChecker+Invalid, 3273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 3231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-18 15:02:52,879 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17883 Valid, 3296 Invalid, 3273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 3231 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-18 15:02:52,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8760 states. [2024-11-18 15:02:53,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8760 to 8729. [2024-11-18 15:02:53,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8729 states, 8710 states have (on average 1.304247990815155) internal successors, (11360), 8728 states have internal predecessors, (11360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:02:53,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8729 states to 8729 states and 11360 transitions. [2024-11-18 15:02:53,035 INFO L78 Accepts]: Start accepts. Automaton has 8729 states and 11360 transitions. Word has length 80 [2024-11-18 15:02:53,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:02:53,036 INFO L471 AbstractCegarLoop]: Abstraction has 8729 states and 11360 transitions. [2024-11-18 15:02:53,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:02:53,037 INFO L276 IsEmpty]: Start isEmpty. Operand 8729 states and 11360 transitions. [2024-11-18 15:02:53,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-18 15:02:53,050 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:02:53,051 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:02:53,051 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 15:02:53,052 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-11-18 15:02:53,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:02:53,052 INFO L85 PathProgramCache]: Analyzing trace with hash -420988062, now seen corresponding path program 1 times [2024-11-18 15:02:53,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:02:53,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558121145] [2024-11-18 15:02:53,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:02:53,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:02:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:02:53,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:02:53,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:02:53,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558121145] [2024-11-18 15:02:53,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558121145] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:02:53,719 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:02:53,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:02:53,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095859042] [2024-11-18 15:02:53,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:02:53,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:02:53,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:02:53,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:02:53,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:02:53,721 INFO L87 Difference]: Start difference. First operand 8729 states and 11360 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:02:58,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:02:58,909 INFO L93 Difference]: Finished difference Result 10732 states and 14177 transitions. [2024-11-18 15:02:58,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-18 15:02:58,910 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2024-11-18 15:02:58,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:02:58,936 INFO L225 Difference]: With dead ends: 10732 [2024-11-18 15:02:58,936 INFO L226 Difference]: Without dead ends: 10726 [2024-11-18 15:02:58,941 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-11-18 15:02:58,941 INFO L432 NwaCegarLoop]: 2545 mSDtfsCounter, 17618 mSDsluCounter, 9511 mSDsCounter, 0 mSdLazyCounter, 11514 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17618 SdHoareTripleChecker+Valid, 12056 SdHoareTripleChecker+Invalid, 11558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 11514 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-18 15:02:58,942 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17618 Valid, 12056 Invalid, 11558 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [44 Valid, 11514 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-18 15:02:58,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10726 states. [2024-11-18 15:02:59,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10726 to 8729. [2024-11-18 15:02:59,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8729 states, 8710 states have (on average 1.3041331802525833) internal successors, (11359), 8728 states have internal predecessors, (11359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:02:59,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8729 states to 8729 states and 11359 transitions. [2024-11-18 15:02:59,164 INFO L78 Accepts]: Start accepts. Automaton has 8729 states and 11359 transitions. Word has length 80 [2024-11-18 15:02:59,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:02:59,166 INFO L471 AbstractCegarLoop]: Abstraction has 8729 states and 11359 transitions. [2024-11-18 15:02:59,166 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 8 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:02:59,166 INFO L276 IsEmpty]: Start isEmpty. Operand 8729 states and 11359 transitions. [2024-11-18 15:02:59,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-18 15:02:59,180 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:02:59,180 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:02:59,180 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 15:02:59,180 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-11-18 15:02:59,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:02:59,182 INFO L85 PathProgramCache]: Analyzing trace with hash 581417844, now seen corresponding path program 1 times [2024-11-18 15:02:59,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:02:59,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572096215] [2024-11-18 15:02:59,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:02:59,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:02:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:02:59,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:02:59,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:02:59,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572096215] [2024-11-18 15:02:59,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572096215] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:02:59,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:02:59,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 15:02:59,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508797408] [2024-11-18 15:02:59,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:02:59,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 15:02:59,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:02:59,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 15:02:59,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 15:02:59,446 INFO L87 Difference]: Start difference. First operand 8729 states and 11359 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:01,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:03:01,885 INFO L93 Difference]: Finished difference Result 18073 states and 23533 transitions. [2024-11-18 15:03:01,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 15:03:01,885 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2024-11-18 15:03:01,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:03:01,908 INFO L225 Difference]: With dead ends: 18073 [2024-11-18 15:03:01,908 INFO L226 Difference]: Without dead ends: 11729 [2024-11-18 15:03:01,920 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 15:03:01,921 INFO L432 NwaCegarLoop]: 2393 mSDtfsCounter, 16957 mSDsluCounter, 735 mSDsCounter, 0 mSdLazyCounter, 3093 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16957 SdHoareTripleChecker+Valid, 3128 SdHoareTripleChecker+Invalid, 3225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 3093 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-18 15:03:01,922 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16957 Valid, 3128 Invalid, 3225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 3093 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-18 15:03:01,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11729 states. [2024-11-18 15:03:02,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11729 to 11701. [2024-11-18 15:03:02,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11701 states, 11682 states have (on average 1.2846259202191406) internal successors, (15007), 11700 states have internal predecessors, (15007), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:02,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11701 states to 11701 states and 15007 transitions. [2024-11-18 15:03:02,104 INFO L78 Accepts]: Start accepts. Automaton has 11701 states and 15007 transitions. Word has length 80 [2024-11-18 15:03:02,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:03:02,105 INFO L471 AbstractCegarLoop]: Abstraction has 11701 states and 15007 transitions. [2024-11-18 15:03:02,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:02,105 INFO L276 IsEmpty]: Start isEmpty. Operand 11701 states and 15007 transitions. [2024-11-18 15:03:02,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-18 15:03:02,120 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:03:02,121 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:03:02,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 15:03:02,125 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-11-18 15:03:02,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:03:02,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1834750067, now seen corresponding path program 1 times [2024-11-18 15:03:02,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:03:02,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473175623] [2024-11-18 15:03:02,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:03:02,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:03:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:03:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:03:03,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:03:03,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473175623] [2024-11-18 15:03:03,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473175623] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:03:03,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:03:03,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-18 15:03:03,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107927154] [2024-11-18 15:03:03,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:03:03,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-18 15:03:03,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:03:03,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-18 15:03:03,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-18 15:03:03,292 INFO L87 Difference]: Start difference. First operand 11701 states and 15007 transitions. Second operand has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:05,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:03:05,369 INFO L93 Difference]: Finished difference Result 22634 states and 30471 transitions. [2024-11-18 15:03:05,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:03:05,369 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-11-18 15:03:05,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:03:05,406 INFO L225 Difference]: With dead ends: 22634 [2024-11-18 15:03:05,406 INFO L226 Difference]: Without dead ends: 20907 [2024-11-18 15:03:05,417 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=305, Unknown=0, NotChecked=0, Total=420 [2024-11-18 15:03:05,417 INFO L432 NwaCegarLoop]: 4803 mSDtfsCounter, 23925 mSDsluCounter, 17828 mSDsCounter, 0 mSdLazyCounter, 2853 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23925 SdHoareTripleChecker+Valid, 22631 SdHoareTripleChecker+Invalid, 2890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 2853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-18 15:03:05,418 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23925 Valid, 22631 Invalid, 2890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 2853 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-18 15:03:05,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20907 states. [2024-11-18 15:03:05,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20907 to 11592. [2024-11-18 15:03:05,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11592 states, 11574 states have (on average 1.2842578192500431) internal successors, (14864), 11591 states have internal predecessors, (14864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:05,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11592 states to 11592 states and 14864 transitions. [2024-11-18 15:03:05,666 INFO L78 Accepts]: Start accepts. Automaton has 11592 states and 14864 transitions. Word has length 81 [2024-11-18 15:03:05,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:03:05,666 INFO L471 AbstractCegarLoop]: Abstraction has 11592 states and 14864 transitions. [2024-11-18 15:03:05,667 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:05,667 INFO L276 IsEmpty]: Start isEmpty. Operand 11592 states and 14864 transitions. [2024-11-18 15:03:05,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-18 15:03:05,680 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:03:05,680 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:03:05,680 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 15:03:05,681 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-11-18 15:03:05,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:03:05,681 INFO L85 PathProgramCache]: Analyzing trace with hash -2058965680, now seen corresponding path program 1 times [2024-11-18 15:03:05,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:03:05,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493952515] [2024-11-18 15:03:05,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:03:05,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:03:05,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:03:05,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:03:05,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:03:05,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493952515] [2024-11-18 15:03:05,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493952515] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:03:05,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:03:05,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 15:03:05,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055319526] [2024-11-18 15:03:05,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:03:05,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 15:03:05,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:03:05,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 15:03:05,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 15:03:05,904 INFO L87 Difference]: Start difference. First operand 11592 states and 14864 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:08,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:03:08,408 INFO L93 Difference]: Finished difference Result 23165 states and 29989 transitions. [2024-11-18 15:03:08,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 15:03:08,408 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-11-18 15:03:08,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:03:08,425 INFO L225 Difference]: With dead ends: 23165 [2024-11-18 15:03:08,426 INFO L226 Difference]: Without dead ends: 15949 [2024-11-18 15:03:08,438 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 15:03:08,439 INFO L432 NwaCegarLoop]: 2169 mSDtfsCounter, 15466 mSDsluCounter, 770 mSDsCounter, 0 mSdLazyCounter, 2786 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15466 SdHoareTripleChecker+Valid, 2939 SdHoareTripleChecker+Invalid, 2836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 2786 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-18 15:03:08,439 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15466 Valid, 2939 Invalid, 2836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 2786 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-18 15:03:08,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15949 states. [2024-11-18 15:03:08,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15949 to 15929. [2024-11-18 15:03:08,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15929 states, 15911 states have (on average 1.2913707497957387) internal successors, (20547), 15928 states have internal predecessors, (20547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:08,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15929 states to 15929 states and 20547 transitions. [2024-11-18 15:03:08,673 INFO L78 Accepts]: Start accepts. Automaton has 15929 states and 20547 transitions. Word has length 81 [2024-11-18 15:03:08,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:03:08,674 INFO L471 AbstractCegarLoop]: Abstraction has 15929 states and 20547 transitions. [2024-11-18 15:03:08,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:08,674 INFO L276 IsEmpty]: Start isEmpty. Operand 15929 states and 20547 transitions. [2024-11-18 15:03:08,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-18 15:03:08,688 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:03:08,688 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:03:08,688 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-18 15:03:08,688 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-11-18 15:03:08,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:03:08,689 INFO L85 PathProgramCache]: Analyzing trace with hash -262268880, now seen corresponding path program 1 times [2024-11-18 15:03:08,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:03:08,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343549881] [2024-11-18 15:03:08,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:03:08,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:03:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:03:09,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:03:09,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:03:09,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343549881] [2024-11-18 15:03:09,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343549881] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:03:09,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:03:09,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-18 15:03:09,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170909113] [2024-11-18 15:03:09,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:03:09,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-18 15:03:09,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:03:09,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-18 15:03:09,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-18 15:03:09,321 INFO L87 Difference]: Start difference. First operand 15929 states and 20547 transitions. Second operand has 10 states, 10 states have (on average 8.1) internal successors, (81), 9 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:14,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:03:14,769 INFO L93 Difference]: Finished difference Result 23366 states and 30744 transitions. [2024-11-18 15:03:14,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:03:14,769 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.1) internal successors, (81), 9 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-11-18 15:03:14,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:03:14,798 INFO L225 Difference]: With dead ends: 23366 [2024-11-18 15:03:14,799 INFO L226 Difference]: Without dead ends: 19983 [2024-11-18 15:03:14,809 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2024-11-18 15:03:14,812 INFO L432 NwaCegarLoop]: 2100 mSDtfsCounter, 17536 mSDsluCounter, 10509 mSDsCounter, 0 mSdLazyCounter, 12436 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17536 SdHoareTripleChecker+Valid, 12609 SdHoareTripleChecker+Invalid, 12446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 12436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-18 15:03:14,812 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17536 Valid, 12609 Invalid, 12446 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10 Valid, 12436 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-18 15:03:14,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19983 states. [2024-11-18 15:03:15,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19983 to 15936. [2024-11-18 15:03:15,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15936 states, 15918 states have (on average 1.2912426184193995) internal successors, (20554), 15935 states have internal predecessors, (20554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:15,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15936 states to 15936 states and 20554 transitions. [2024-11-18 15:03:15,070 INFO L78 Accepts]: Start accepts. Automaton has 15936 states and 20554 transitions. Word has length 81 [2024-11-18 15:03:15,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:03:15,070 INFO L471 AbstractCegarLoop]: Abstraction has 15936 states and 20554 transitions. [2024-11-18 15:03:15,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.1) internal successors, (81), 9 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:15,071 INFO L276 IsEmpty]: Start isEmpty. Operand 15936 states and 20554 transitions. [2024-11-18 15:03:15,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-18 15:03:15,084 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:03:15,084 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:03:15,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-18 15:03:15,084 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-11-18 15:03:15,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:03:15,085 INFO L85 PathProgramCache]: Analyzing trace with hash -237576773, now seen corresponding path program 1 times [2024-11-18 15:03:15,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:03:15,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617895550] [2024-11-18 15:03:15,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:03:15,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:03:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:03:15,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:03:15,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:03:15,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617895550] [2024-11-18 15:03:15,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617895550] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:03:15,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:03:15,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 15:03:15,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218432681] [2024-11-18 15:03:15,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:03:15,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 15:03:15,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:03:15,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 15:03:15,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 15:03:15,208 INFO L87 Difference]: Start difference. First operand 15936 states and 20554 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:15,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:03:15,704 INFO L93 Difference]: Finished difference Result 31829 states and 41426 transitions. [2024-11-18 15:03:15,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 15:03:15,706 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-11-18 15:03:15,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:03:15,723 INFO L225 Difference]: With dead ends: 31829 [2024-11-18 15:03:15,723 INFO L226 Difference]: Without dead ends: 19547 [2024-11-18 15:03:15,735 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 15:03:15,736 INFO L432 NwaCegarLoop]: 3903 mSDtfsCounter, 3944 mSDsluCounter, 1053 mSDsCounter, 0 mSdLazyCounter, 453 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3944 SdHoareTripleChecker+Valid, 4956 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 15:03:15,736 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3944 Valid, 4956 Invalid, 479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 453 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 15:03:15,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19547 states. [2024-11-18 15:03:15,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19547 to 19518. [2024-11-18 15:03:15,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19518 states, 19500 states have (on average 1.2875384615384615) internal successors, (25107), 19517 states have internal predecessors, (25107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:15,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19518 states to 19518 states and 25107 transitions. [2024-11-18 15:03:15,951 INFO L78 Accepts]: Start accepts. Automaton has 19518 states and 25107 transitions. Word has length 82 [2024-11-18 15:03:15,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:03:15,951 INFO L471 AbstractCegarLoop]: Abstraction has 19518 states and 25107 transitions. [2024-11-18 15:03:15,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:15,952 INFO L276 IsEmpty]: Start isEmpty. Operand 19518 states and 25107 transitions. [2024-11-18 15:03:15,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-18 15:03:15,964 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:03:15,964 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:03:15,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-18 15:03:15,965 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-11-18 15:03:15,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:03:15,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1592112302, now seen corresponding path program 1 times [2024-11-18 15:03:15,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:03:15,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888752168] [2024-11-18 15:03:15,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:03:15,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:03:16,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:03:16,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:03:16,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:03:16,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888752168] [2024-11-18 15:03:16,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888752168] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:03:16,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:03:16,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-18 15:03:16,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431908676] [2024-11-18 15:03:16,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:03:16,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-18 15:03:16,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:03:16,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-18 15:03:16,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-18 15:03:16,926 INFO L87 Difference]: Start difference. First operand 19518 states and 25107 transitions. Second operand has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:19,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:03:19,869 INFO L93 Difference]: Finished difference Result 29000 states and 38733 transitions. [2024-11-18 15:03:19,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-18 15:03:19,870 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2024-11-18 15:03:19,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:03:19,903 INFO L225 Difference]: With dead ends: 29000 [2024-11-18 15:03:19,903 INFO L226 Difference]: Without dead ends: 28996 [2024-11-18 15:03:19,915 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2024-11-18 15:03:19,916 INFO L432 NwaCegarLoop]: 3712 mSDtfsCounter, 25429 mSDsluCounter, 20539 mSDsCounter, 0 mSdLazyCounter, 4124 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25429 SdHoareTripleChecker+Valid, 24251 SdHoareTripleChecker+Invalid, 4154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 4124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-18 15:03:19,916 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [25429 Valid, 24251 Invalid, 4154 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [30 Valid, 4124 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-18 15:03:19,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28996 states. [2024-11-18 15:03:20,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28996 to 19514. [2024-11-18 15:03:20,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19514 states, 19497 states have (on average 1.287531415089501) internal successors, (25103), 19513 states have internal predecessors, (25103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:20,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19514 states to 19514 states and 25103 transitions. [2024-11-18 15:03:20,302 INFO L78 Accepts]: Start accepts. Automaton has 19514 states and 25103 transitions. Word has length 82 [2024-11-18 15:03:20,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:03:20,302 INFO L471 AbstractCegarLoop]: Abstraction has 19514 states and 25103 transitions. [2024-11-18 15:03:20,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.3076923076923075) internal successors, (82), 13 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:20,303 INFO L276 IsEmpty]: Start isEmpty. Operand 19514 states and 25103 transitions. [2024-11-18 15:03:20,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-18 15:03:20,310 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:03:20,310 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:03:20,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-18 15:03:20,311 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-11-18 15:03:20,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:03:20,312 INFO L85 PathProgramCache]: Analyzing trace with hash 369377035, now seen corresponding path program 1 times [2024-11-18 15:03:20,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:03:20,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250692123] [2024-11-18 15:03:20,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:03:20,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:03:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:03:20,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:03:20,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:03:20,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250692123] [2024-11-18 15:03:20,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250692123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:03:20,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:03:20,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 15:03:20,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431941085] [2024-11-18 15:03:20,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:03:20,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 15:03:20,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:03:20,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 15:03:20,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-18 15:03:20,904 INFO L87 Difference]: Start difference. First operand 19514 states and 25103 transitions. Second operand has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:24,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:03:24,706 INFO L93 Difference]: Finished difference Result 24726 states and 32004 transitions. [2024-11-18 15:03:24,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 15:03:24,707 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-18 15:03:24,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:03:24,741 INFO L225 Difference]: With dead ends: 24726 [2024-11-18 15:03:24,741 INFO L226 Difference]: Without dead ends: 24717 [2024-11-18 15:03:24,752 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-18 15:03:24,753 INFO L432 NwaCegarLoop]: 2140 mSDtfsCounter, 21307 mSDsluCounter, 6802 mSDsCounter, 0 mSdLazyCounter, 8237 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21307 SdHoareTripleChecker+Valid, 8942 SdHoareTripleChecker+Invalid, 8277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 8237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-18 15:03:24,753 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [21307 Valid, 8942 Invalid, 8277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 8237 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-18 15:03:24,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24717 states. [2024-11-18 15:03:24,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24717 to 19514. [2024-11-18 15:03:24,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19514 states, 19497 states have (on average 1.2874801251474586) internal successors, (25102), 19513 states have internal predecessors, (25102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:25,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19514 states to 19514 states and 25102 transitions. [2024-11-18 15:03:25,002 INFO L78 Accepts]: Start accepts. Automaton has 19514 states and 25102 transitions. Word has length 83 [2024-11-18 15:03:25,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 15:03:25,003 INFO L471 AbstractCegarLoop]: Abstraction has 19514 states and 25102 transitions. [2024-11-18 15:03:25,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 8 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:25,003 INFO L276 IsEmpty]: Start isEmpty. Operand 19514 states and 25102 transitions. [2024-11-18 15:03:25,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-18 15:03:25,012 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 15:03:25,012 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 15:03:25,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-18 15:03:25,012 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-11-18 15:03:25,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 15:03:25,012 INFO L85 PathProgramCache]: Analyzing trace with hash 505173845, now seen corresponding path program 1 times [2024-11-18 15:03:25,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 15:03:25,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977628299] [2024-11-18 15:03:25,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 15:03:25,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 15:03:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 15:03:25,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 15:03:25,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 15:03:25,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977628299] [2024-11-18 15:03:25,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977628299] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 15:03:25,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 15:03:25,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-18 15:03:25,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616697776] [2024-11-18 15:03:25,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 15:03:25,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-18 15:03:25,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 15:03:25,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-18 15:03:25,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-18 15:03:25,540 INFO L87 Difference]: Start difference. First operand 19514 states and 25102 transitions. Second operand has 10 states, 10 states have (on average 8.3) internal successors, (83), 9 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 15:03:30,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 15:03:30,980 INFO L93 Difference]: Finished difference Result 30294 states and 40148 transitions. [2024-11-18 15:03:30,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-18 15:03:30,981 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.3) internal successors, (83), 9 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-18 15:03:30,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 15:03:31,009 INFO L225 Difference]: With dead ends: 30294 [2024-11-18 15:03:31,010 INFO L226 Difference]: Without dead ends: 25474 [2024-11-18 15:03:31,020 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2024-11-18 15:03:31,020 INFO L432 NwaCegarLoop]: 2164 mSDtfsCounter, 18025 mSDsluCounter, 11073 mSDsCounter, 0 mSdLazyCounter, 12215 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18025 SdHoareTripleChecker+Valid, 13237 SdHoareTripleChecker+Invalid, 12274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 12215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-18 15:03:31,021 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18025 Valid, 13237 Invalid, 12274 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [59 Valid, 12215 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-18 15:03:31,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25474 states.