./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-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 d144a9b442ad5e7a324b9f0a5b2a5b05c631501eee24b8563227962afec9ac14 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 01:37:42,765 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 01:37:42,846 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 01:37:42,851 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 01:37:42,853 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 01:37:42,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 01:37:42,881 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 01:37:42,882 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 01:37:42,882 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 01:37:42,883 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 01:37:42,883 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 01:37:42,884 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 01:37:42,884 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 01:37:42,884 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 01:37:42,885 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 01:37:42,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 01:37:42,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 01:37:42,887 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 01:37:42,887 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 01:37:42,887 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 01:37:42,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 01:37:42,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 01:37:42,891 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 01:37:42,891 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 01:37:42,891 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 01:37:42,891 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 01:37:42,892 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 01:37:42,892 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 01:37:42,892 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 01:37:42,892 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 01:37:42,892 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 01:37:42,893 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 01:37:42,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 01:37:42,893 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 01:37:42,893 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 01:37:42,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 01:37:42,893 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 01:37:42,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 01:37:42,894 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 01:37:42,894 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 01:37:42,894 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 01:37:42,899 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 01:37:42,899 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d144a9b442ad5e7a324b9f0a5b2a5b05c631501eee24b8563227962afec9ac14 [2024-10-24 01:37:43,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 01:37:43,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 01:37:43,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 01:37:43,165 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 01:37:43,165 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 01:37:43,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2024-10-24 01:37:44,660 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 01:37:45,029 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 01:37:45,030 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2024-10-24 01:37:45,054 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4efdb885f/287ae79854fc4b7a95004dfeb5499b1b/FLAG1b42465d2 [2024-10-24 01:37:45,067 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4efdb885f/287ae79854fc4b7a95004dfeb5499b1b [2024-10-24 01:37:45,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 01:37:45,070 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 01:37:45,087 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 01:37:45,087 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 01:37:45,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 01:37:45,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:37:45" (1/1) ... [2024-10-24 01:37:45,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b9b5fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:45, skipping insertion in model container [2024-10-24 01:37:45,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:37:45" (1/1) ... [2024-10-24 01:37:45,190 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 01:37:45,624 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31736,31749] [2024-10-24 01:37:45,639 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[32626,32639] [2024-10-24 01:37:45,666 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34328,34341] [2024-10-24 01:37:45,681 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[35602,35615] [2024-10-24 01:37:45,777 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[48839,48852] [2024-10-24 01:37:45,871 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[57613,57626] [2024-10-24 01:37:45,882 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[58506,58519] [2024-10-24 01:37:45,901 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[60211,60224] [2024-10-24 01:37:45,911 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[61104,61117] [2024-10-24 01:37:45,933 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[63621,63634] [2024-10-24 01:37:45,944 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[64514,64527] [2024-10-24 01:37:45,959 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[66219,66232] [2024-10-24 01:37:46,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 01:37:46,031 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 01:37:46,205 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31736,31749] [2024-10-24 01:37:46,216 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[32626,32639] [2024-10-24 01:37:46,232 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34328,34341] [2024-10-24 01:37:46,245 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[35602,35615] [2024-10-24 01:37:46,338 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[48839,48852] [2024-10-24 01:37:46,407 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[57613,57626] [2024-10-24 01:37:46,418 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[58506,58519] [2024-10-24 01:37:46,433 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[60211,60224] [2024-10-24 01:37:46,443 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[61104,61117] [2024-10-24 01:37:46,465 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[63621,63634] [2024-10-24 01:37:46,476 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[64514,64527] [2024-10-24 01:37:46,492 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[66219,66232] [2024-10-24 01:37:46,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 01:37:46,570 INFO L204 MainTranslator]: Completed translation [2024-10-24 01:37:46,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46 WrapperNode [2024-10-24 01:37:46,571 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 01:37:46,572 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 01:37:46,572 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 01:37:46,572 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 01:37:46,579 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46" (1/1) ... [2024-10-24 01:37:46,615 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46" (1/1) ... [2024-10-24 01:37:46,779 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3989 [2024-10-24 01:37:46,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 01:37:46,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 01:37:46,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 01:37:46,782 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 01:37:46,800 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46" (1/1) ... [2024-10-24 01:37:46,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46" (1/1) ... [2024-10-24 01:37:46,841 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46" (1/1) ... [2024-10-24 01:37:46,907 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]. [2024-10-24 01:37:46,908 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46" (1/1) ... [2024-10-24 01:37:46,908 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46" (1/1) ... [2024-10-24 01:37:46,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46" (1/1) ... [2024-10-24 01:37:46,990 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46" (1/1) ... [2024-10-24 01:37:46,998 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46" (1/1) ... [2024-10-24 01:37:47,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46" (1/1) ... [2024-10-24 01:37:47,040 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 01:37:47,041 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 01:37:47,042 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 01:37:47,042 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 01:37:47,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46" (1/1) ... [2024-10-24 01:37:47,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 01:37:47,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 01:37:47,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 01:37:47,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 01:37:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 01:37:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 01:37:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 01:37:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 01:37:47,275 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 01:37:47,277 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 01:37:49,286 INFO L? ?]: Removed 240 outVars from TransFormulas that were not future-live. [2024-10-24 01:37:49,287 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 01:37:49,373 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 01:37:49,376 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-24 01:37:49,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:37:49 BoogieIcfgContainer [2024-10-24 01:37:49,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 01:37:49,378 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 01:37:49,378 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 01:37:49,381 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 01:37:49,384 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 01:37:45" (1/3) ... [2024-10-24 01:37:49,385 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ed080b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:37:49, skipping insertion in model container [2024-10-24 01:37:49,385 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:37:46" (2/3) ... [2024-10-24 01:37:49,385 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ed080b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:37:49, skipping insertion in model container [2024-10-24 01:37:49,385 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:37:49" (3/3) ... [2024-10-24 01:37:49,386 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2024-10-24 01:37:49,414 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 01:37:49,414 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2024-10-24 01:37:49,507 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 01:37:49,516 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;@bb78f23, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 01:37:49,516 INFO L334 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-10-24 01:37:49,529 INFO L276 IsEmpty]: Start isEmpty. Operand has 927 states, 914 states have (on average 1.8326039387308535) internal successors, (1675), 926 states have internal predecessors, (1675), 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) [2024-10-24 01:37:49,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2024-10-24 01:37:49,559 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:37:49,560 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:37:49,563 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:37:49,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:37:49,571 INFO L85 PathProgramCache]: Analyzing trace with hash 839175096, now seen corresponding path program 1 times [2024-10-24 01:37:49,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:37:49,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669535312] [2024-10-24 01:37:49,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:37:49,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:37:49,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:37:50,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:37:50,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:37:50,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669535312] [2024-10-24 01:37:50,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669535312] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:37:50,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:37:50,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 01:37:50,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333640144] [2024-10-24 01:37:50,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:37:50,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 01:37:50,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:37:50,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 01:37:50,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 01:37:50,423 INFO L87 Difference]: Start difference. First operand has 927 states, 914 states have (on average 1.8326039387308535) internal successors, (1675), 926 states have internal predecessors, (1675), 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 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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) [2024-10-24 01:37:50,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:37:50,690 INFO L93 Difference]: Finished difference Result 1582 states and 2826 transitions. [2024-10-24 01:37:50,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 01:37:50,693 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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 303 [2024-10-24 01:37:50,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:37:50,712 INFO L225 Difference]: With dead ends: 1582 [2024-10-24 01:37:50,712 INFO L226 Difference]: Without dead ends: 1330 [2024-10-24 01:37:50,716 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 [2024-10-24 01:37:50,720 INFO L432 NwaCegarLoop]: 1599 mSDtfsCounter, 928 mSDsluCounter, 1167 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 928 SdHoareTripleChecker+Valid, 2766 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 01:37:50,721 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [928 Valid, 2766 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 01:37:50,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1330 states. [2024-10-24 01:37:50,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1330 to 1328. [2024-10-24 01:37:50,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1328 states, 1316 states have (on average 1.5379939209726443) internal successors, (2024), 1327 states have internal predecessors, (2024), 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) [2024-10-24 01:37:50,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 2024 transitions. [2024-10-24 01:37:50,813 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 2024 transitions. Word has length 303 [2024-10-24 01:37:50,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:37:50,816 INFO L471 AbstractCegarLoop]: Abstraction has 1328 states and 2024 transitions. [2024-10-24 01:37:50,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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) [2024-10-24 01:37:50,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2024 transitions. [2024-10-24 01:37:50,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2024-10-24 01:37:50,822 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:37:50,822 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:37:50,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 01:37:50,823 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:37:50,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:37:50,823 INFO L85 PathProgramCache]: Analyzing trace with hash 958650764, now seen corresponding path program 1 times [2024-10-24 01:37:50,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:37:50,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527057909] [2024-10-24 01:37:50,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:37:50,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:37:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:37:51,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:37:51,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:37:51,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527057909] [2024-10-24 01:37:51,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527057909] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:37:51,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:37:51,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 01:37:51,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40385454] [2024-10-24 01:37:51,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:37:51,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 01:37:51,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:37:51,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 01:37:51,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 01:37:51,222 INFO L87 Difference]: Start difference. First operand 1328 states and 2024 transitions. Second operand has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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) [2024-10-24 01:37:51,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:37:51,418 INFO L93 Difference]: Finished difference Result 2529 states and 3898 transitions. [2024-10-24 01:37:51,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 01:37:51,419 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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 303 [2024-10-24 01:37:51,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:37:51,427 INFO L225 Difference]: With dead ends: 2529 [2024-10-24 01:37:51,427 INFO L226 Difference]: Without dead ends: 2138 [2024-10-24 01:37:51,430 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 [2024-10-24 01:37:51,431 INFO L432 NwaCegarLoop]: 1561 mSDtfsCounter, 711 mSDsluCounter, 1041 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 2602 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 01:37:51,431 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [711 Valid, 2602 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 01:37:51,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2138 states. [2024-10-24 01:37:51,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2138 to 2136. [2024-10-24 01:37:51,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2136 states, 2124 states have (on average 1.5376647834274952) internal successors, (3266), 2135 states have internal predecessors, (3266), 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) [2024-10-24 01:37:51,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 2136 states and 3266 transitions. [2024-10-24 01:37:51,467 INFO L78 Accepts]: Start accepts. Automaton has 2136 states and 3266 transitions. Word has length 303 [2024-10-24 01:37:51,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:37:51,468 INFO L471 AbstractCegarLoop]: Abstraction has 2136 states and 3266 transitions. [2024-10-24 01:37:51,469 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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) [2024-10-24 01:37:51,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 3266 transitions. [2024-10-24 01:37:51,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2024-10-24 01:37:51,473 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:37:51,473 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:37:51,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 01:37:51,474 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:37:51,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:37:51,478 INFO L85 PathProgramCache]: Analyzing trace with hash -418030580, now seen corresponding path program 1 times [2024-10-24 01:37:51,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:37:51,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537600066] [2024-10-24 01:37:51,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:37:51,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:37:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:37:51,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:37:51,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:37:51,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537600066] [2024-10-24 01:37:51,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537600066] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:37:51,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:37:51,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 01:37:51,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868308905] [2024-10-24 01:37:51,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:37:51,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 01:37:51,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:37:51,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 01:37:51,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 01:37:51,698 INFO L87 Difference]: Start difference. First operand 2136 states and 3266 transitions. Second operand has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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) [2024-10-24 01:37:51,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:37:51,944 INFO L93 Difference]: Finished difference Result 4395 states and 6807 transitions. [2024-10-24 01:37:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 01:37:51,945 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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 303 [2024-10-24 01:37:51,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:37:51,960 INFO L225 Difference]: With dead ends: 4395 [2024-10-24 01:37:51,960 INFO L226 Difference]: Without dead ends: 3758 [2024-10-24 01:37:51,963 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 [2024-10-24 01:37:51,965 INFO L432 NwaCegarLoop]: 1547 mSDtfsCounter, 730 mSDsluCounter, 1045 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 730 SdHoareTripleChecker+Valid, 2592 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 01:37:51,966 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [730 Valid, 2592 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 01:37:51,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3758 states. [2024-10-24 01:37:52,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3758 to 3756. [2024-10-24 01:37:52,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3756 states, 3744 states have (on average 1.5368589743589745) internal successors, (5754), 3755 states have internal predecessors, (5754), 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) [2024-10-24 01:37:52,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3756 states to 3756 states and 5754 transitions. [2024-10-24 01:37:52,046 INFO L78 Accepts]: Start accepts. Automaton has 3756 states and 5754 transitions. Word has length 303 [2024-10-24 01:37:52,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:37:52,047 INFO L471 AbstractCegarLoop]: Abstraction has 3756 states and 5754 transitions. [2024-10-24 01:37:52,048 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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) [2024-10-24 01:37:52,048 INFO L276 IsEmpty]: Start isEmpty. Operand 3756 states and 5754 transitions. [2024-10-24 01:37:52,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2024-10-24 01:37:52,054 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:37:52,054 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:37:52,055 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 01:37:52,056 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:37:52,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:37:52,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1181241136, now seen corresponding path program 1 times [2024-10-24 01:37:52,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:37:52,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722005490] [2024-10-24 01:37:52,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:37:52,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:37:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:37:52,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:37:52,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:37:52,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722005490] [2024-10-24 01:37:52,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722005490] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:37:52,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:37:52,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 01:37:52,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833113824] [2024-10-24 01:37:52,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:37:52,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 01:37:52,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:37:52,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 01:37:52,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 01:37:52,332 INFO L87 Difference]: Start difference. First operand 3756 states and 5754 transitions. Second operand has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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) [2024-10-24 01:37:52,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:37:52,561 INFO L93 Difference]: Finished difference Result 8135 states and 12631 transitions. [2024-10-24 01:37:52,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 01:37:52,562 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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 303 [2024-10-24 01:37:52,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:37:52,579 INFO L225 Difference]: With dead ends: 8135 [2024-10-24 01:37:52,580 INFO L226 Difference]: Without dead ends: 7006 [2024-10-24 01:37:52,582 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 [2024-10-24 01:37:52,583 INFO L432 NwaCegarLoop]: 1519 mSDtfsCounter, 775 mSDsluCounter, 1067 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 775 SdHoareTripleChecker+Valid, 2586 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 01:37:52,583 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [775 Valid, 2586 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 01:37:52,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7006 states. [2024-10-24 01:37:52,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7006 to 7004. [2024-10-24 01:37:52,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7004 states, 6992 states have (on average 1.5357551487414187) internal successors, (10738), 7003 states have internal predecessors, (10738), 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) [2024-10-24 01:37:52,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7004 states to 7004 states and 10738 transitions. [2024-10-24 01:37:52,768 INFO L78 Accepts]: Start accepts. Automaton has 7004 states and 10738 transitions. Word has length 303 [2024-10-24 01:37:52,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:37:52,768 INFO L471 AbstractCegarLoop]: Abstraction has 7004 states and 10738 transitions. [2024-10-24 01:37:52,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 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) [2024-10-24 01:37:52,772 INFO L276 IsEmpty]: Start isEmpty. Operand 7004 states and 10738 transitions. [2024-10-24 01:37:52,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2024-10-24 01:37:52,787 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:37:52,787 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:37:52,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 01:37:52,787 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:37:52,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:37:52,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1181672112, now seen corresponding path program 1 times [2024-10-24 01:37:52,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:37:52,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425308217] [2024-10-24 01:37:52,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:37:52,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:37:53,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:37:53,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:37:53,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:37:53,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425308217] [2024-10-24 01:37:53,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425308217] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:37:53,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:37:53,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 01:37:53,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591920186] [2024-10-24 01:37:53,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:37:53,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 01:37:53,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:37:53,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 01:37:53,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 01:37:53,764 INFO L87 Difference]: Start difference. First operand 7004 states and 10738 transitions. Second operand has 4 states, 4 states have (on average 75.75) internal successors, (303), 3 states have internal predecessors, (303), 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) [2024-10-24 01:37:54,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:37:54,057 INFO L93 Difference]: Finished difference Result 34466 states and 52787 transitions. [2024-10-24 01:37:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 01:37:54,058 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 75.75) internal successors, (303), 3 states have internal predecessors, (303), 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 303 [2024-10-24 01:37:54,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:37:54,122 INFO L225 Difference]: With dead ends: 34466 [2024-10-24 01:37:54,123 INFO L226 Difference]: Without dead ends: 27472 [2024-10-24 01:37:54,141 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 01:37:54,142 INFO L432 NwaCegarLoop]: 2413 mSDtfsCounter, 4220 mSDsluCounter, 3726 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4220 SdHoareTripleChecker+Valid, 6139 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 01:37:54,143 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4220 Valid, 6139 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 01:37:54,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27472 states. [2024-10-24 01:37:54,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27472 to 13562. [2024-10-24 01:37:54,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13562 states, 13550 states have (on average 1.5276752767527675) internal successors, (20700), 13561 states have internal predecessors, (20700), 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) [2024-10-24 01:37:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13562 states to 13562 states and 20700 transitions. [2024-10-24 01:37:54,549 INFO L78 Accepts]: Start accepts. Automaton has 13562 states and 20700 transitions. Word has length 303 [2024-10-24 01:37:54,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:37:54,550 INFO L471 AbstractCegarLoop]: Abstraction has 13562 states and 20700 transitions. [2024-10-24 01:37:54,550 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 75.75) internal successors, (303), 3 states have internal predecessors, (303), 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) [2024-10-24 01:37:54,550 INFO L276 IsEmpty]: Start isEmpty. Operand 13562 states and 20700 transitions. [2024-10-24 01:37:54,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-10-24 01:37:54,564 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:37:54,564 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:37:54,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 01:37:54,564 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:37:54,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:37:54,565 INFO L85 PathProgramCache]: Analyzing trace with hash 2117107700, now seen corresponding path program 1 times [2024-10-24 01:37:54,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:37:54,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506781747] [2024-10-24 01:37:54,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:37:54,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:37:54,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:37:54,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:37:54,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:37:54,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506781747] [2024-10-24 01:37:54,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506781747] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:37:54,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:37:54,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 01:37:54,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489995711] [2024-10-24 01:37:54,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:37:54,690 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 01:37:54,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:37:54,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 01:37:54,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 01:37:54,691 INFO L87 Difference]: Start difference. First operand 13562 states and 20700 transitions. Second operand has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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) [2024-10-24 01:37:54,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:37:54,860 INFO L93 Difference]: Finished difference Result 40055 states and 61062 transitions. [2024-10-24 01:37:54,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 01:37:54,861 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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 305 [2024-10-24 01:37:54,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:37:54,911 INFO L225 Difference]: With dead ends: 40055 [2024-10-24 01:37:54,911 INFO L226 Difference]: Without dead ends: 26617 [2024-10-24 01:37:55,088 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 [2024-10-24 01:37:55,097 INFO L432 NwaCegarLoop]: 2676 mSDtfsCounter, 1265 mSDsluCounter, 1343 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1265 SdHoareTripleChecker+Valid, 4019 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 01:37:55,097 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1265 Valid, 4019 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 01:37:55,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26617 states. [2024-10-24 01:37:55,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26617 to 26429. [2024-10-24 01:37:55,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26429 states, 26417 states have (on average 1.5189082787598895) internal successors, (40125), 26428 states have internal predecessors, (40125), 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) [2024-10-24 01:37:55,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26429 states to 26429 states and 40125 transitions. [2024-10-24 01:37:55,814 INFO L78 Accepts]: Start accepts. Automaton has 26429 states and 40125 transitions. Word has length 305 [2024-10-24 01:37:55,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:37:55,814 INFO L471 AbstractCegarLoop]: Abstraction has 26429 states and 40125 transitions. [2024-10-24 01:37:55,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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) [2024-10-24 01:37:55,815 INFO L276 IsEmpty]: Start isEmpty. Operand 26429 states and 40125 transitions. [2024-10-24 01:37:55,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-10-24 01:37:55,840 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:37:55,840 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:37:55,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 01:37:55,841 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:37:55,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:37:55,842 INFO L85 PathProgramCache]: Analyzing trace with hash 663778681, now seen corresponding path program 1 times [2024-10-24 01:37:55,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:37:55,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137481597] [2024-10-24 01:37:55,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:37:55,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:37:55,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:37:55,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:37:55,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:37:55,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137481597] [2024-10-24 01:37:55,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137481597] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:37:55,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:37:55,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 01:37:55,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726327187] [2024-10-24 01:37:55,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:37:55,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 01:37:55,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:37:55,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 01:37:55,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 01:37:55,953 INFO L87 Difference]: Start difference. First operand 26429 states and 40125 transitions. Second operand has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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) [2024-10-24 01:37:56,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:37:56,259 INFO L93 Difference]: Finished difference Result 79222 states and 120261 transitions. [2024-10-24 01:37:56,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 01:37:56,260 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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 305 [2024-10-24 01:37:56,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:37:56,339 INFO L225 Difference]: With dead ends: 79222 [2024-10-24 01:37:56,339 INFO L226 Difference]: Without dead ends: 52830 [2024-10-24 01:37:56,378 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 [2024-10-24 01:37:56,379 INFO L432 NwaCegarLoop]: 2782 mSDtfsCounter, 1389 mSDsluCounter, 1389 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1389 SdHoareTripleChecker+Valid, 4171 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 01:37:56,379 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1389 Valid, 4171 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 01:37:56,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52830 states. [2024-10-24 01:37:57,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52830 to 26448. [2024-10-24 01:37:57,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26448 states, 26436 states have (on average 1.5188757754577091) internal successors, (40153), 26447 states have internal predecessors, (40153), 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) [2024-10-24 01:37:57,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26448 states to 26448 states and 40153 transitions. [2024-10-24 01:37:57,231 INFO L78 Accepts]: Start accepts. Automaton has 26448 states and 40153 transitions. Word has length 305 [2024-10-24 01:37:57,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:37:57,231 INFO L471 AbstractCegarLoop]: Abstraction has 26448 states and 40153 transitions. [2024-10-24 01:37:57,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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) [2024-10-24 01:37:57,232 INFO L276 IsEmpty]: Start isEmpty. Operand 26448 states and 40153 transitions. [2024-10-24 01:37:57,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2024-10-24 01:37:57,262 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:37:57,262 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:37:57,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 01:37:57,263 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:37:57,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:37:57,263 INFO L85 PathProgramCache]: Analyzing trace with hash -968308360, now seen corresponding path program 1 times [2024-10-24 01:37:57,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:37:57,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787238674] [2024-10-24 01:37:57,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:37:57,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:37:57,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:37:57,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:37:57,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:37:57,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787238674] [2024-10-24 01:37:57,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787238674] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:37:57,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:37:57,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 01:37:57,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444218146] [2024-10-24 01:37:57,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:37:57,587 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 01:37:57,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:37:57,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 01:37:57,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 01:37:57,593 INFO L87 Difference]: Start difference. First operand 26448 states and 40153 transitions. Second operand has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 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) [2024-10-24 01:37:57,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:37:57,748 INFO L93 Difference]: Finished difference Result 52859 states and 80240 transitions. [2024-10-24 01:37:57,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 01:37:57,749 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 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 306 [2024-10-24 01:37:57,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:37:57,797 INFO L225 Difference]: With dead ends: 52859 [2024-10-24 01:37:57,797 INFO L226 Difference]: Without dead ends: 26466 [2024-10-24 01:37:57,826 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 [2024-10-24 01:37:57,827 INFO L432 NwaCegarLoop]: 1411 mSDtfsCounter, 5 mSDsluCounter, 1397 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 2808 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 01:37:57,828 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 2808 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 01:37:57,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26466 states. [2024-10-24 01:37:58,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26466 to 26466. [2024-10-24 01:37:58,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26466 states, 26454 states have (on average 1.5186361230815755) internal successors, (40174), 26465 states have internal predecessors, (40174), 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) [2024-10-24 01:37:58,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26466 states to 26466 states and 40174 transitions. [2024-10-24 01:37:58,326 INFO L78 Accepts]: Start accepts. Automaton has 26466 states and 40174 transitions. Word has length 306 [2024-10-24 01:37:58,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:37:58,326 INFO L471 AbstractCegarLoop]: Abstraction has 26466 states and 40174 transitions. [2024-10-24 01:37:58,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 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) [2024-10-24 01:37:58,327 INFO L276 IsEmpty]: Start isEmpty. Operand 26466 states and 40174 transitions. [2024-10-24 01:37:58,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-10-24 01:37:58,351 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:37:58,352 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:37:58,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 01:37:58,353 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:37:58,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:37:58,355 INFO L85 PathProgramCache]: Analyzing trace with hash 441325228, now seen corresponding path program 1 times [2024-10-24 01:37:58,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:37:58,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735350813] [2024-10-24 01:37:58,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:37:58,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:37:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:37:59,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:37:59,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:37:59,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735350813] [2024-10-24 01:37:59,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735350813] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:37:59,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:37:59,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 01:37:59,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759614634] [2024-10-24 01:37:59,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:37:59,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 01:37:59,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:37:59,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 01:37:59,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 01:37:59,283 INFO L87 Difference]: Start difference. First operand 26466 states and 40174 transitions. Second operand has 4 states, 4 states have (on average 76.75) internal successors, (307), 4 states have internal predecessors, (307), 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) [2024-10-24 01:37:59,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:37:59,628 INFO L93 Difference]: Finished difference Result 78909 states and 119671 transitions. [2024-10-24 01:37:59,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 01:37:59,628 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 76.75) internal successors, (307), 4 states have internal predecessors, (307), 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 307 [2024-10-24 01:37:59,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:37:59,771 INFO L225 Difference]: With dead ends: 78909 [2024-10-24 01:37:59,772 INFO L226 Difference]: Without dead ends: 52767 [2024-10-24 01:37:59,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 01:37:59,804 INFO L432 NwaCegarLoop]: 2781 mSDtfsCounter, 1358 mSDsluCounter, 4171 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 6952 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 01:37:59,805 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1358 Valid, 6952 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 01:37:59,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52767 states. [2024-10-24 01:38:00,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52767 to 26673. [2024-10-24 01:38:00,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26673 states, 26661 states have (on average 1.5200855181726116) internal successors, (40527), 26672 states have internal predecessors, (40527), 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) [2024-10-24 01:38:00,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26673 states to 26673 states and 40527 transitions. [2024-10-24 01:38:00,370 INFO L78 Accepts]: Start accepts. Automaton has 26673 states and 40527 transitions. Word has length 307 [2024-10-24 01:38:00,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:38:00,370 INFO L471 AbstractCegarLoop]: Abstraction has 26673 states and 40527 transitions. [2024-10-24 01:38:00,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 76.75) internal successors, (307), 4 states have internal predecessors, (307), 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) [2024-10-24 01:38:00,371 INFO L276 IsEmpty]: Start isEmpty. Operand 26673 states and 40527 transitions. [2024-10-24 01:38:00,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-10-24 01:38:00,389 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:38:00,389 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:38:00,389 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 01:38:00,389 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:38:00,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:38:00,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1581059535, now seen corresponding path program 1 times [2024-10-24 01:38:00,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:38:00,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803542245] [2024-10-24 01:38:00,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:38:00,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:38:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:38:00,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:38:00,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:38:00,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803542245] [2024-10-24 01:38:00,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803542245] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:38:00,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:38:00,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 01:38:00,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160227274] [2024-10-24 01:38:00,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:38:00,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 01:38:00,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:38:00,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 01:38:00,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 01:38:00,732 INFO L87 Difference]: Start difference. First operand 26673 states and 40527 transitions. Second operand has 3 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 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) [2024-10-24 01:38:00,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:38:00,969 INFO L93 Difference]: Finished difference Result 75369 states and 114253 transitions. [2024-10-24 01:38:00,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 01:38:00,970 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 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 307 [2024-10-24 01:38:00,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:38:01,037 INFO L225 Difference]: With dead ends: 75369 [2024-10-24 01:38:01,038 INFO L226 Difference]: Without dead ends: 49111 [2024-10-24 01:38:01,069 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 [2024-10-24 01:38:01,070 INFO L432 NwaCegarLoop]: 2431 mSDtfsCounter, 1260 mSDsluCounter, 1343 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1260 SdHoareTripleChecker+Valid, 3774 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 01:38:01,071 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1260 Valid, 3774 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 01:38:01,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49111 states. [2024-10-24 01:38:01,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49111 to 48923. [2024-10-24 01:38:01,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48923 states, 48911 states have (on average 1.5083314591809613) internal successors, (73774), 48922 states have internal predecessors, (73774), 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) [2024-10-24 01:38:02,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48923 states to 48923 states and 73774 transitions. [2024-10-24 01:38:02,254 INFO L78 Accepts]: Start accepts. Automaton has 48923 states and 73774 transitions. Word has length 307 [2024-10-24 01:38:02,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:38:02,254 INFO L471 AbstractCegarLoop]: Abstraction has 48923 states and 73774 transitions. [2024-10-24 01:38:02,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 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) [2024-10-24 01:38:02,254 INFO L276 IsEmpty]: Start isEmpty. Operand 48923 states and 73774 transitions. [2024-10-24 01:38:02,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-10-24 01:38:02,288 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:38:02,288 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:38:02,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-24 01:38:02,288 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:38:02,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:38:02,289 INFO L85 PathProgramCache]: Analyzing trace with hash -117962575, now seen corresponding path program 1 times [2024-10-24 01:38:02,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:38:02,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451785091] [2024-10-24 01:38:02,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:38:02,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:38:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:38:02,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:38:02,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:38:02,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451785091] [2024-10-24 01:38:02,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451785091] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:38:02,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:38:02,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 01:38:02,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853040878] [2024-10-24 01:38:02,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:38:02,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 01:38:02,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:38:02,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 01:38:02,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 01:38:02,434 INFO L87 Difference]: Start difference. First operand 48923 states and 73774 transitions. Second operand has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 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) [2024-10-24 01:38:03,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:38:03,246 INFO L93 Difference]: Finished difference Result 145209 states and 218613 transitions. [2024-10-24 01:38:03,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 01:38:03,247 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 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 309 [2024-10-24 01:38:03,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:38:03,350 INFO L225 Difference]: With dead ends: 145209 [2024-10-24 01:38:03,350 INFO L226 Difference]: Without dead ends: 97084 [2024-10-24 01:38:03,378 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 [2024-10-24 01:38:03,379 INFO L432 NwaCegarLoop]: 2650 mSDtfsCounter, 1257 mSDsluCounter, 1388 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1257 SdHoareTripleChecker+Valid, 4038 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 01:38:03,379 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1257 Valid, 4038 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 01:38:03,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97084 states. [2024-10-24 01:38:04,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97084 to 49027. [2024-10-24 01:38:04,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49027 states, 49015 states have (on average 1.5080485565643171) internal successors, (73917), 49026 states have internal predecessors, (73917), 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) [2024-10-24 01:38:04,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49027 states to 49027 states and 73917 transitions. [2024-10-24 01:38:04,525 INFO L78 Accepts]: Start accepts. Automaton has 49027 states and 73917 transitions. Word has length 309 [2024-10-24 01:38:04,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:38:04,526 INFO L471 AbstractCegarLoop]: Abstraction has 49027 states and 73917 transitions. [2024-10-24 01:38:04,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 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) [2024-10-24 01:38:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 49027 states and 73917 transitions. [2024-10-24 01:38:04,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2024-10-24 01:38:04,569 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:38:04,569 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:38:04,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-24 01:38:04,569 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:38:04,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:38:04,570 INFO L85 PathProgramCache]: Analyzing trace with hash 2128061608, now seen corresponding path program 1 times [2024-10-24 01:38:04,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:38:04,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882797974] [2024-10-24 01:38:04,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:38:04,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:38:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:38:04,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:38:04,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:38:04,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882797974] [2024-10-24 01:38:04,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882797974] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:38:04,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:38:04,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 01:38:04,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535465917] [2024-10-24 01:38:04,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:38:04,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 01:38:04,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:38:04,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 01:38:04,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 01:38:04,703 INFO L87 Difference]: Start difference. First operand 49027 states and 73917 transitions. Second operand has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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) [2024-10-24 01:38:05,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:38:05,148 INFO L93 Difference]: Finished difference Result 97284 states and 146499 transitions. [2024-10-24 01:38:05,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 01:38:05,149 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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 310 [2024-10-24 01:38:05,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:38:05,198 INFO L225 Difference]: With dead ends: 97284 [2024-10-24 01:38:05,198 INFO L226 Difference]: Without dead ends: 49152 [2024-10-24 01:38:05,226 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 [2024-10-24 01:38:05,227 INFO L432 NwaCegarLoop]: 1411 mSDtfsCounter, 5 mSDsluCounter, 1396 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 2807 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 01:38:05,227 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 2807 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 01:38:05,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49152 states. [2024-10-24 01:38:05,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49152 to 49152. [2024-10-24 01:38:05,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49152 states, 49140 states have (on average 1.5071835571835572) internal successors, (74063), 49151 states have internal predecessors, (74063), 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) [2024-10-24 01:38:06,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49152 states to 49152 states and 74063 transitions. [2024-10-24 01:38:06,051 INFO L78 Accepts]: Start accepts. Automaton has 49152 states and 74063 transitions. Word has length 310 [2024-10-24 01:38:06,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:38:06,051 INFO L471 AbstractCegarLoop]: Abstraction has 49152 states and 74063 transitions. [2024-10-24 01:38:06,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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) [2024-10-24 01:38:06,052 INFO L276 IsEmpty]: Start isEmpty. Operand 49152 states and 74063 transitions. [2024-10-24 01:38:06,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-10-24 01:38:06,094 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:38:06,095 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:38:06,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-24 01:38:06,095 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:38:06,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:38:06,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1068256796, now seen corresponding path program 1 times [2024-10-24 01:38:06,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:38:06,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400590802] [2024-10-24 01:38:06,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:38:06,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:38:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:38:06,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:38:06,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:38:06,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400590802] [2024-10-24 01:38:06,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400590802] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:38:06,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:38:06,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 01:38:06,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827189278] [2024-10-24 01:38:06,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:38:06,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 01:38:06,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:38:06,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 01:38:06,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 01:38:06,775 INFO L87 Difference]: Start difference. First operand 49152 states and 74063 transitions. Second operand has 4 states, 4 states have (on average 77.75) internal successors, (311), 3 states have internal predecessors, (311), 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) [2024-10-24 01:38:07,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:38:07,360 INFO L93 Difference]: Finished difference Result 192074 states and 288896 transitions. [2024-10-24 01:38:07,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 01:38:07,361 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 77.75) internal successors, (311), 3 states have internal predecessors, (311), 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 311 [2024-10-24 01:38:07,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:38:07,532 INFO L225 Difference]: With dead ends: 192074 [2024-10-24 01:38:07,532 INFO L226 Difference]: Without dead ends: 143120 [2024-10-24 01:38:07,597 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 01:38:07,598 INFO L432 NwaCegarLoop]: 2751 mSDtfsCounter, 2615 mSDsluCounter, 3299 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2615 SdHoareTripleChecker+Valid, 6050 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 01:38:07,598 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2615 Valid, 6050 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 01:38:07,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143120 states. [2024-10-24 01:38:09,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143120 to 95993. [2024-10-24 01:38:09,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95993 states, 95981 states have (on average 1.4966920536356154) internal successors, (143654), 95992 states have internal predecessors, (143654), 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) [2024-10-24 01:38:09,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95993 states to 95993 states and 143654 transitions. [2024-10-24 01:38:09,798 INFO L78 Accepts]: Start accepts. Automaton has 95993 states and 143654 transitions. Word has length 311 [2024-10-24 01:38:09,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:38:09,798 INFO L471 AbstractCegarLoop]: Abstraction has 95993 states and 143654 transitions. [2024-10-24 01:38:09,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 77.75) internal successors, (311), 3 states have internal predecessors, (311), 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) [2024-10-24 01:38:09,799 INFO L276 IsEmpty]: Start isEmpty. Operand 95993 states and 143654 transitions. [2024-10-24 01:38:09,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2024-10-24 01:38:09,920 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:38:09,924 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:38:09,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-24 01:38:09,925 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:38:09,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:38:09,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1638633338, now seen corresponding path program 1 times [2024-10-24 01:38:09,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:38:09,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830353224] [2024-10-24 01:38:09,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:38:09,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:38:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:38:10,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:38:10,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:38:10,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830353224] [2024-10-24 01:38:10,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830353224] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:38:10,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:38:10,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 01:38:10,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947712710] [2024-10-24 01:38:10,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:38:10,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 01:38:10,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:38:10,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 01:38:10,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 01:38:10,999 INFO L87 Difference]: Start difference. First operand 95993 states and 143654 transitions. Second operand has 4 states, 4 states have (on average 78.25) internal successors, (313), 4 states have internal predecessors, (313), 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) [2024-10-24 01:38:11,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:38:11,469 INFO L93 Difference]: Finished difference Result 286248 states and 428135 transitions. [2024-10-24 01:38:11,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 01:38:11,470 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 78.25) internal successors, (313), 4 states have internal predecessors, (313), 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 313 [2024-10-24 01:38:11,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:38:11,693 INFO L225 Difference]: With dead ends: 286248 [2024-10-24 01:38:11,693 INFO L226 Difference]: Without dead ends: 191581 [2024-10-24 01:38:11,813 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 01:38:11,814 INFO L432 NwaCegarLoop]: 2771 mSDtfsCounter, 1347 mSDsluCounter, 4161 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 6932 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 01:38:11,815 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1347 Valid, 6932 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 01:38:11,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191581 states. [2024-10-24 01:38:14,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191581 to 96980. [2024-10-24 01:38:14,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96980 states, 96968 states have (on average 1.4987934163847867) internal successors, (145335), 96979 states have internal predecessors, (145335), 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) [2024-10-24 01:38:14,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96980 states to 96980 states and 145335 transitions. [2024-10-24 01:38:14,483 INFO L78 Accepts]: Start accepts. Automaton has 96980 states and 145335 transitions. Word has length 313 [2024-10-24 01:38:14,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:38:14,484 INFO L471 AbstractCegarLoop]: Abstraction has 96980 states and 145335 transitions. [2024-10-24 01:38:14,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 78.25) internal successors, (313), 4 states have internal predecessors, (313), 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) [2024-10-24 01:38:14,484 INFO L276 IsEmpty]: Start isEmpty. Operand 96980 states and 145335 transitions. [2024-10-24 01:38:14,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2024-10-24 01:38:14,568 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:38:14,569 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:38:14,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-24 01:38:14,570 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:38:14,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:38:14,570 INFO L85 PathProgramCache]: Analyzing trace with hash -489033364, now seen corresponding path program 1 times [2024-10-24 01:38:14,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:38:14,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204398082] [2024-10-24 01:38:14,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:38:14,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:38:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:38:15,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:38:15,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:38:15,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204398082] [2024-10-24 01:38:15,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204398082] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:38:15,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:38:15,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 01:38:15,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431512796] [2024-10-24 01:38:15,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:38:15,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 01:38:15,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:38:15,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 01:38:15,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 01:38:15,017 INFO L87 Difference]: Start difference. First operand 96980 states and 145335 transitions. Second operand has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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) [2024-10-24 01:38:15,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:38:15,571 INFO L93 Difference]: Finished difference Result 285261 states and 426722 transitions. [2024-10-24 01:38:15,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 01:38:15,572 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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 313 [2024-10-24 01:38:15,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:38:15,802 INFO L225 Difference]: With dead ends: 285261 [2024-10-24 01:38:15,803 INFO L226 Difference]: Without dead ends: 189624 [2024-10-24 01:38:15,911 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 [2024-10-24 01:38:15,911 INFO L432 NwaCegarLoop]: 2716 mSDtfsCounter, 1237 mSDsluCounter, 1335 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1237 SdHoareTripleChecker+Valid, 4051 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 01:38:15,912 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1237 Valid, 4051 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 01:38:16,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189624 states. [2024-10-24 01:38:18,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189624 to 189476. [2024-10-24 01:38:19,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189476 states, 189464 states have (on average 1.4878974369801123) internal successors, (281903), 189475 states have internal predecessors, (281903), 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) [2024-10-24 01:38:19,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189476 states to 189476 states and 281903 transitions. [2024-10-24 01:38:19,499 INFO L78 Accepts]: Start accepts. Automaton has 189476 states and 281903 transitions. Word has length 313 [2024-10-24 01:38:19,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:38:19,500 INFO L471 AbstractCegarLoop]: Abstraction has 189476 states and 281903 transitions. [2024-10-24 01:38:19,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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) [2024-10-24 01:38:19,500 INFO L276 IsEmpty]: Start isEmpty. Operand 189476 states and 281903 transitions. [2024-10-24 01:38:19,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2024-10-24 01:38:19,685 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:38:19,686 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:38:19,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-24 01:38:19,686 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:38:19,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:38:19,686 INFO L85 PathProgramCache]: Analyzing trace with hash -2012800184, now seen corresponding path program 1 times [2024-10-24 01:38:19,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:38:19,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253884496] [2024-10-24 01:38:19,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:38:19,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:38:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:38:20,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:38:20,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:38:20,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253884496] [2024-10-24 01:38:20,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253884496] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:38:20,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:38:20,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 01:38:20,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513930853] [2024-10-24 01:38:20,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:38:20,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 01:38:20,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:38:20,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 01:38:20,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 01:38:20,875 INFO L87 Difference]: Start difference. First operand 189476 states and 281903 transitions. Second operand has 4 states, 4 states have (on average 78.75) internal successors, (315), 4 states have internal predecessors, (315), 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) [2024-10-24 01:38:21,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:38:21,507 INFO L93 Difference]: Finished difference Result 373716 states and 555285 transitions. [2024-10-24 01:38:21,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 01:38:21,507 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 78.75) internal successors, (315), 4 states have internal predecessors, (315), 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 315 [2024-10-24 01:38:21,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:38:21,752 INFO L225 Difference]: With dead ends: 373716 [2024-10-24 01:38:21,752 INFO L226 Difference]: Without dead ends: 189220 [2024-10-24 01:38:21,903 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 01:38:21,904 INFO L432 NwaCegarLoop]: 1518 mSDtfsCounter, 81 mSDsluCounter, 2913 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 4431 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 01:38:21,904 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 4431 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 01:38:22,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189220 states. [2024-10-24 01:38:24,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189220 to 189220. [2024-10-24 01:38:24,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189220 states, 189208 states have (on average 1.4874053951207138) internal successors, (281429), 189219 states have internal predecessors, (281429), 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) [2024-10-24 01:38:25,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189220 states to 189220 states and 281429 transitions. [2024-10-24 01:38:25,478 INFO L78 Accepts]: Start accepts. Automaton has 189220 states and 281429 transitions. Word has length 315 [2024-10-24 01:38:25,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:38:25,479 INFO L471 AbstractCegarLoop]: Abstraction has 189220 states and 281429 transitions. [2024-10-24 01:38:25,479 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 78.75) internal successors, (315), 4 states have internal predecessors, (315), 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) [2024-10-24 01:38:25,479 INFO L276 IsEmpty]: Start isEmpty. Operand 189220 states and 281429 transitions. [2024-10-24 01:38:25,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2024-10-24 01:38:25,659 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:38:25,660 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:38:25,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-24 01:38:25,660 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:38:25,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:38:25,661 INFO L85 PathProgramCache]: Analyzing trace with hash 956691011, now seen corresponding path program 1 times [2024-10-24 01:38:25,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:38:25,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467506247] [2024-10-24 01:38:25,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:38:25,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 01:38:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 01:38:26,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 01:38:26,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 01:38:26,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467506247] [2024-10-24 01:38:26,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467506247] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 01:38:26,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 01:38:26,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 01:38:26,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077202710] [2024-10-24 01:38:26,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 01:38:26,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 01:38:26,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 01:38:26,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 01:38:26,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 01:38:26,355 INFO L87 Difference]: Start difference. First operand 189220 states and 281429 transitions. Second operand has 4 states, 4 states have (on average 78.75) internal successors, (315), 4 states have internal predecessors, (315), 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) [2024-10-24 01:38:27,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 01:38:27,550 INFO L93 Difference]: Finished difference Result 378424 states and 562812 transitions. [2024-10-24 01:38:27,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 01:38:27,550 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 78.75) internal successors, (315), 4 states have internal predecessors, (315), 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 315 [2024-10-24 01:38:27,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 01:38:27,811 INFO L225 Difference]: With dead ends: 378424 [2024-10-24 01:38:27,812 INFO L226 Difference]: Without dead ends: 192569 [2024-10-24 01:38:27,978 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 01:38:27,979 INFO L432 NwaCegarLoop]: 1514 mSDtfsCounter, 95 mSDsluCounter, 2902 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 4416 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 01:38:27,979 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 4416 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 01:38:28,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192569 states. [2024-10-24 01:38:30,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192569 to 192053. [2024-10-24 01:38:30,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192053 states, 192041 states have (on average 1.4903796585104223) internal successors, (286214), 192052 states have internal predecessors, (286214), 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) [2024-10-24 01:38:32,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192053 states to 192053 states and 286214 transitions. [2024-10-24 01:38:32,286 INFO L78 Accepts]: Start accepts. Automaton has 192053 states and 286214 transitions. Word has length 315 [2024-10-24 01:38:32,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 01:38:32,286 INFO L471 AbstractCegarLoop]: Abstraction has 192053 states and 286214 transitions. [2024-10-24 01:38:32,287 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 78.75) internal successors, (315), 4 states have internal predecessors, (315), 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) [2024-10-24 01:38:32,287 INFO L276 IsEmpty]: Start isEmpty. Operand 192053 states and 286214 transitions. [2024-10-24 01:38:32,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2024-10-24 01:38:32,492 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 01:38:32,493 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 01:38:32,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-24 01:38:32,493 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-10-24 01:38:32,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 01:38:32,494 INFO L85 PathProgramCache]: Analyzing trace with hash -258280942, now seen corresponding path program 1 times [2024-10-24 01:38:32,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 01:38:32,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291826573] [2024-10-24 01:38:32,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 01:38:32,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms