./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.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 66c207afdf75651c63b981596e8f017960ef7c36414078ce8f63e7be229e927f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 00:07:32,309 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 00:07:32,359 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 00:07:32,363 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 00:07:32,364 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 00:07:32,385 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 00:07:32,386 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 00:07:32,386 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 00:07:32,387 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 00:07:32,387 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 00:07:32,387 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 00:07:32,388 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 00:07:32,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 00:07:32,389 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 00:07:32,389 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 00:07:32,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 00:07:32,390 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 00:07:32,390 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 00:07:32,391 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 00:07:32,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 00:07:32,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 00:07:32,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 00:07:32,393 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 00:07:32,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 00:07:32,394 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 00:07:32,394 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 00:07:32,394 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 00:07:32,395 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 00:07:32,395 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 00:07:32,396 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 00:07:32,396 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 00:07:32,396 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 00:07:32,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 00:07:32,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 00:07:32,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 00:07:32,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 00:07:32,398 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 00:07:32,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 00:07:32,399 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 00:07:32,399 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 00:07:32,399 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 00:07:32,400 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 00:07:32,400 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66c207afdf75651c63b981596e8f017960ef7c36414078ce8f63e7be229e927f [2024-11-10 00:07:32,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 00:07:32,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 00:07:32,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 00:07:32,708 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 00:07:32,709 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 00:07:32,710 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2024-11-10 00:07:34,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 00:07:34,438 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-10 00:07:34,759 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 00:07:34,760 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2024-11-10 00:07:34,803 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cc453af3/8857026aec834511b9bce02eb541dcc5/FLAGdf503b848 [2024-11-10 00:07:34,821 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cc453af3/8857026aec834511b9bce02eb541dcc5 [2024-11-10 00:07:34,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 00:07:34,827 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 00:07:34,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 00:07:34,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 00:07:34,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 00:07:34,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:07:34" (1/1) ... [2024-11-10 00:07:34,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3104cf6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:34, skipping insertion in model container [2024-11-10 00:07:34,840 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:07:34" (1/1) ... [2024-11-10 00:07:34,921 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 00:07:35,664 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[26611,26624] [2024-11-10 00:07:35,734 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[30833,30846] [2024-11-10 00:07:35,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 00:07:35,877 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 00:07:36,006 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[26611,26624] [2024-11-10 00:07:36,063 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[30833,30846] [2024-11-10 00:07:36,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 00:07:36,195 INFO L204 MainTranslator]: Completed translation [2024-11-10 00:07:36,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36 WrapperNode [2024-11-10 00:07:36,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 00:07:36,198 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 00:07:36,199 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 00:07:36,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 00:07:36,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36" (1/1) ... [2024-11-10 00:07:36,253 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36" (1/1) ... [2024-11-10 00:07:36,373 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2716 [2024-11-10 00:07:36,374 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 00:07:36,375 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 00:07:36,375 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 00:07:36,375 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 00:07:36,386 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36" (1/1) ... [2024-11-10 00:07:36,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36" (1/1) ... [2024-11-10 00:07:36,400 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36" (1/1) ... [2024-11-10 00:07:36,455 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 00:07:36,456 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36" (1/1) ... [2024-11-10 00:07:36,456 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36" (1/1) ... [2024-11-10 00:07:36,483 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36" (1/1) ... [2024-11-10 00:07:36,490 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36" (1/1) ... [2024-11-10 00:07:36,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36" (1/1) ... [2024-11-10 00:07:36,507 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36" (1/1) ... [2024-11-10 00:07:36,522 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 00:07:36,523 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 00:07:36,523 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 00:07:36,523 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 00:07:36,525 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36" (1/1) ... [2024-11-10 00:07:36,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 00:07:36,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 00:07:36,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 00:07:36,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 00:07:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 00:07:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 00:07:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 00:07:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 00:07:36,848 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 00:07:36,851 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 00:07:39,141 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2811: havoc main_~node1____CPAchecker_TMP_2~2#1;havoc main_~node1____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,142 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2811: havoc main_~node1____CPAchecker_TMP_2~2#1;havoc main_~node1____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,142 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2811: havoc main_~node1____CPAchecker_TMP_2~2#1;havoc main_~node1____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,143 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2811: havoc main_~node1____CPAchecker_TMP_2~2#1;havoc main_~node1____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,143 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2481: havoc main_~node3____CPAchecker_TMP_2~2#1;havoc main_~node3____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,143 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2481: havoc main_~node3____CPAchecker_TMP_2~2#1;havoc main_~node3____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,143 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2481: havoc main_~node3____CPAchecker_TMP_2~2#1;havoc main_~node3____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,143 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2481: havoc main_~node3____CPAchecker_TMP_2~2#1;havoc main_~node3____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,143 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1293: havoc main_~node1__newmax~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:39,144 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1293: havoc main_~node1__newmax~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:39,144 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1293: havoc main_~node1__newmax~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:39,144 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1293: havoc main_~node1__newmax~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:39,144 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1293: havoc main_~node1__newmax~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:39,144 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1293: havoc main_~node1__newmax~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:39,144 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1293: havoc main_~node1__newmax~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:39,144 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1293: havoc main_~node1__newmax~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:39,144 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1293: havoc main_~node1__newmax~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:39,144 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1293: havoc main_~node1__newmax~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:39,144 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1293: havoc main_~node1__newmax~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2024-11-10 00:07:39,144 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1161: havoc main_~node3____CPAchecker_TMP_2~1#1;havoc main_~node3____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,145 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1161: havoc main_~node3____CPAchecker_TMP_2~1#1;havoc main_~node3____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,145 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1161: havoc main_~node3____CPAchecker_TMP_2~1#1;havoc main_~node3____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,145 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1161: havoc main_~node3____CPAchecker_TMP_2~1#1;havoc main_~node3____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,145 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L501: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__newmax~0#1; [2024-11-10 00:07:39,145 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L501: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__newmax~0#1; [2024-11-10 00:07:39,147 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L501: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__newmax~0#1; [2024-11-10 00:07:39,147 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L501: havoc main_~node1____CPAchecker_TMP_0~0#1;havoc main_~node1__newmax~0#1; [2024-11-10 00:07:39,147 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L171: havoc main_~init__r121~0#1, main_~init__r131~0#1, main_~init__r141~0#1, main_~init__r211~0#1, main_~init__r231~0#1, main_~init__r241~0#1, main_~init__r311~0#1, main_~init__r321~0#1, main_~init__r341~0#1, main_~init__r411~0#1, main_~init__r421~0#1, main_~init__r431~0#1, main_~init__r122~0#1, main_~init__tmp~0#1, main_~init__r132~0#1, main_~init__tmp___0~0#1, main_~init__r142~0#1, main_~init__tmp___1~0#1, main_~init__r212~0#1, main_~init__tmp___2~0#1, main_~init__r232~0#1, main_~init__tmp___3~0#1, main_~init__r242~0#1, main_~init__tmp___4~0#1, main_~init__r312~0#1, main_~init__tmp___5~0#1, main_~init__r322~0#1, main_~init__tmp___6~0#1, main_~init__r342~0#1, main_~init__tmp___7~0#1, main_~init__r412~0#1, main_~init__tmp___8~0#1, main_~init__r422~0#1, main_~init__tmp___9~0#1, main_~init__r432~0#1, main_~init__tmp___10~0#1, main_~init__r123~0#1, main_~init__tmp___11~0#1, main_~init__r133~0#1, main_~init__tmp___12~0#1, main_~init__r143~0#1, main_~init__tmp___13~0#1, main_~init__r213~0#1, main_~init__tmp___14~0#1, main_~init__r233~0#1, main_~init__tmp___15~0#1, main_~init__r243~0#1, main_~init__tmp___16~0#1, main_~init__r313~0#1, main_~init__tmp___17~0#1, main_~init__r323~0#1, main_~init__tmp___18~0#1, main_~init__r343~0#1, main_~init__tmp___19~0#1, main_~init__r413~0#1, main_~init__tmp___20~0#1, main_~init__r423~0#1, main_~init__tmp___21~0#1, main_~init__r433~0#1, main_~init__tmp___22~0#1, main_~init__tmp___23~0#1; [2024-11-10 00:07:39,148 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1693: havoc main_~node2__newmax~4#1; [2024-11-10 00:07:39,148 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1033: havoc main_~node1____CPAchecker_TMP_0~1#1;havoc main_~node1__newmax~2#1; [2024-11-10 00:07:39,148 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1033: havoc main_~node1____CPAchecker_TMP_0~1#1;havoc main_~node1__newmax~2#1; [2024-11-10 00:07:39,148 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1033: havoc main_~node1____CPAchecker_TMP_0~1#1;havoc main_~node1__newmax~2#1; [2024-11-10 00:07:39,148 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1033: havoc main_~node1____CPAchecker_TMP_0~1#1;havoc main_~node1__newmax~2#1; [2024-11-10 00:07:39,148 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L902: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:39,148 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L902: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:39,149 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L902: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:39,149 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L902: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:39,149 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L902: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:39,150 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L902: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:39,150 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L902: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:39,152 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L902: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:39,152 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L902: havoc main_~node4__newmax~1#1;havoc main_~node3__newmax~1#1; [2024-11-10 00:07:39,152 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2620: havoc main_~node2____CPAchecker_TMP_0~2#1; [2024-11-10 00:07:39,152 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2290: havoc main_~node4____CPAchecker_TMP_0~2#1; [2024-11-10 00:07:39,152 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1433: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:39,153 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1433: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:39,153 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1433: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:39,153 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1433: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:39,153 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1433: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:39,153 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1433: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:39,153 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1433: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:39,153 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1433: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:39,153 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1433: havoc main_~node4__newmax~3#1;havoc main_~node3__newmax~3#1; [2024-11-10 00:07:39,154 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L578: havoc main_~node2____CPAchecker_TMP_2~0#1;havoc main_~node2____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,154 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L578: havoc main_~node2____CPAchecker_TMP_2~0#1;havoc main_~node2____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,154 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L578: havoc main_~node2____CPAchecker_TMP_2~0#1;havoc main_~node2____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,154 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L578: havoc main_~node2____CPAchecker_TMP_2~0#1;havoc main_~node2____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,154 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1110: havoc main_~node2____CPAchecker_TMP_2~1#1;havoc main_~node2____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,154 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1110: havoc main_~node2____CPAchecker_TMP_2~1#1;havoc main_~node2____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,154 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1110: havoc main_~node2____CPAchecker_TMP_2~1#1;havoc main_~node2____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,154 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1110: havoc main_~node2____CPAchecker_TMP_2~1#1;havoc main_~node2____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,155 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1908: havoc main_~node1__newmax~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:39,155 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1908: havoc main_~node1__newmax~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:39,155 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1908: havoc main_~node1__newmax~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:39,155 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1908: havoc main_~node1__newmax~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:39,155 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1908: havoc main_~node1__newmax~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:39,155 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1908: havoc main_~node1__newmax~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:39,155 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1908: havoc main_~node1__newmax~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:39,155 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1908: havoc main_~node1__newmax~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:39,156 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1908: havoc main_~node1__newmax~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:39,156 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1908: havoc main_~node1__newmax~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-10 00:07:39,156 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L654: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__newmax~0#1; [2024-11-10 00:07:39,156 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L654: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__newmax~0#1; [2024-11-10 00:07:39,156 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L654: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__newmax~0#1; [2024-11-10 00:07:39,156 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L654: havoc main_~node4____CPAchecker_TMP_0~0#1;havoc main_~node4__newmax~0#1; [2024-11-10 00:07:39,156 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1186: havoc main_~node4____CPAchecker_TMP_0~1#1;havoc main_~node4__newmax~2#1; [2024-11-10 00:07:39,156 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1186: havoc main_~node4____CPAchecker_TMP_0~1#1;havoc main_~node4__newmax~2#1; [2024-11-10 00:07:39,156 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1186: havoc main_~node4____CPAchecker_TMP_0~1#1;havoc main_~node4__newmax~2#1; [2024-11-10 00:07:39,156 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1186: havoc main_~node4____CPAchecker_TMP_0~1#1;havoc main_~node4__newmax~2#1; [2024-11-10 00:07:39,157 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L527: havoc main_~node1____CPAchecker_TMP_2~0#1;havoc main_~node1____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,157 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L527: havoc main_~node1____CPAchecker_TMP_2~0#1;havoc main_~node1____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,157 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L527: havoc main_~node1____CPAchecker_TMP_2~0#1;havoc main_~node1____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,157 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L527: havoc main_~node1____CPAchecker_TMP_2~0#1;havoc main_~node1____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,157 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2116: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:39,157 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2116: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:39,157 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2116: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:39,157 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2116: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:39,158 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2116: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:39,158 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2116: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:39,158 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2116: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:39,158 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2116: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:39,160 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2116: havoc main_~check__tmp~5#1;havoc main_~node4__newmax~5#1; [2024-11-10 00:07:39,160 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1059: havoc main_~node1____CPAchecker_TMP_2~1#1;havoc main_~node1____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,160 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1059: havoc main_~node1____CPAchecker_TMP_2~1#1;havoc main_~node1____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,161 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1059: havoc main_~node1____CPAchecker_TMP_2~1#1;havoc main_~node1____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,161 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1059: havoc main_~node1____CPAchecker_TMP_2~1#1;havoc main_~node1____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,161 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1787: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:39,161 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1787: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:39,161 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1787: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:39,161 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1787: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:39,161 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1787: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:39,161 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1787: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:39,161 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1787: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:39,161 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1787: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:39,161 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1787: havoc main_~node4__newmax~4#1;havoc main_~node3__newmax~4#1; [2024-11-10 00:07:39,162 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2646: havoc main_~node2____CPAchecker_TMP_2~2#1;havoc main_~node2____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,162 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2646: havoc main_~node2____CPAchecker_TMP_2~2#1;havoc main_~node2____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,162 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2646: havoc main_~node2____CPAchecker_TMP_2~2#1;havoc main_~node2____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,162 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2646: havoc main_~node2____CPAchecker_TMP_2~2#1;havoc main_~node2____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,162 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2316: havoc main_~node4____CPAchecker_TMP_2~2#1;havoc main_~node4____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,162 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2316: havoc main_~node4____CPAchecker_TMP_2~2#1;havoc main_~node4____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,162 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2316: havoc main_~node4____CPAchecker_TMP_2~2#1;havoc main_~node4____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,162 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2316: havoc main_~node4____CPAchecker_TMP_2~2#1;havoc main_~node4____CPAchecker_TMP_1~2#1; [2024-11-10 00:07:39,162 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L603: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__newmax~0#1; [2024-11-10 00:07:39,162 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L603: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__newmax~0#1; [2024-11-10 00:07:39,162 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L603: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__newmax~0#1; [2024-11-10 00:07:39,162 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L603: havoc main_~node3____CPAchecker_TMP_0~0#1;havoc main_~node3__newmax~0#1; [2024-11-10 00:07:39,162 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2785: havoc main_~node1____CPAchecker_TMP_0~2#1; [2024-11-10 00:07:39,163 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2455: havoc main_~node3____CPAchecker_TMP_0~2#1; [2024-11-10 00:07:39,163 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1531: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:39,163 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1531: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:39,163 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1531: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:39,163 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1531: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:39,163 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1531: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:39,163 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1531: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:39,164 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1531: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2024-11-10 00:07:39,164 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1135: havoc main_~node3____CPAchecker_TMP_0~1#1;havoc main_~node3__newmax~2#1; [2024-11-10 00:07:39,164 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1135: havoc main_~node3____CPAchecker_TMP_0~1#1;havoc main_~node3__newmax~2#1; [2024-11-10 00:07:39,165 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1135: havoc main_~node3____CPAchecker_TMP_0~1#1;havoc main_~node3__newmax~2#1; [2024-11-10 00:07:39,165 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1135: havoc main_~node3____CPAchecker_TMP_0~1#1;havoc main_~node3__newmax~2#1; [2024-11-10 00:07:39,165 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L808: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:39,165 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L808: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:39,165 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L808: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:39,165 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L808: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:39,166 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L808: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:39,166 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L808: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:39,166 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L808: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:39,166 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L808: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:39,166 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L808: havoc main_~node2__newmax~1#1;havoc main_~node1__newmax~1#1; [2024-11-10 00:07:39,167 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1008: havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:39,167 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1008: havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:39,167 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1008: havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:39,167 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1008: havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:39,168 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1008: havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:39,168 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1008: havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:39,168 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1008: havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:39,168 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1008: havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:39,168 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1008: havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:39,168 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1008: havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:39,168 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1008: havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2024-11-10 00:07:39,168 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1339: havoc main_~node2__newmax~3#1; [2024-11-10 00:07:39,168 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2000: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:39,168 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2000: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:39,168 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2000: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:39,168 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2000: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:39,168 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2000: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:39,169 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2000: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:39,169 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2000: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:39,169 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2000: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:39,169 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2000: havoc main_~node3__newmax~5#1;havoc main_~node2__newmax~5#1; [2024-11-10 00:07:39,169 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L680: havoc main_~node4____CPAchecker_TMP_2~0#1;havoc main_~node4____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,169 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L680: havoc main_~node4____CPAchecker_TMP_2~0#1;havoc main_~node4____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,169 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L680: havoc main_~node4____CPAchecker_TMP_2~0#1;havoc main_~node4____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,170 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L680: havoc main_~node4____CPAchecker_TMP_2~0#1;havoc main_~node4____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,170 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1212: havoc main_~node4____CPAchecker_TMP_2~1#1;havoc main_~node4____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,170 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1212: havoc main_~node4____CPAchecker_TMP_2~1#1;havoc main_~node4____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,170 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1212: havoc main_~node4____CPAchecker_TMP_2~1#1;havoc main_~node4____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,171 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1212: havoc main_~node4____CPAchecker_TMP_2~1#1;havoc main_~node4____CPAchecker_TMP_1~1#1; [2024-11-10 00:07:39,171 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:39,171 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:39,171 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:39,172 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:39,172 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:39,172 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:39,172 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:39,172 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:39,172 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:39,172 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:39,172 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2024-11-10 00:07:39,172 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L552: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__newmax~0#1; [2024-11-10 00:07:39,173 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L552: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__newmax~0#1; [2024-11-10 00:07:39,173 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L552: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__newmax~0#1; [2024-11-10 00:07:39,174 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L552: havoc main_~node2____CPAchecker_TMP_0~0#1;havoc main_~node2__newmax~0#1; [2024-11-10 00:07:39,174 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1084: havoc main_~node2____CPAchecker_TMP_0~1#1;havoc main_~node2__newmax~2#1; [2024-11-10 00:07:39,174 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1084: havoc main_~node2____CPAchecker_TMP_0~1#1;havoc main_~node2__newmax~2#1; [2024-11-10 00:07:39,174 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1084: havoc main_~node2____CPAchecker_TMP_0~1#1;havoc main_~node2__newmax~2#1; [2024-11-10 00:07:39,174 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1084: havoc main_~node2____CPAchecker_TMP_0~1#1;havoc main_~node2__newmax~2#1; [2024-11-10 00:07:39,174 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L629: havoc main_~node3____CPAchecker_TMP_2~0#1;havoc main_~node3____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,174 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L629: havoc main_~node3____CPAchecker_TMP_2~0#1;havoc main_~node3____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,174 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L629: havoc main_~node3____CPAchecker_TMP_2~0#1;havoc main_~node3____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,174 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L629: havoc main_~node3____CPAchecker_TMP_2~0#1;havoc main_~node3____CPAchecker_TMP_1~0#1; [2024-11-10 00:07:39,546 INFO L? ?]: Removed 187 outVars from TransFormulas that were not future-live. [2024-11-10 00:07:39,546 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 00:07:39,583 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 00:07:39,583 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 00:07:39,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 12:07:39 BoogieIcfgContainer [2024-11-10 00:07:39,584 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 00:07:39,587 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 00:07:39,587 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 00:07:39,590 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 00:07:39,591 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 12:07:34" (1/3) ... [2024-11-10 00:07:39,591 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b83510f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:07:39, skipping insertion in model container [2024-11-10 00:07:39,592 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:07:36" (2/3) ... [2024-11-10 00:07:39,592 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b83510f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:07:39, skipping insertion in model container [2024-11-10 00:07:39,592 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 12:07:39" (3/3) ... [2024-11-10 00:07:39,593 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2024-11-10 00:07:39,613 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 00:07:39,613 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-10 00:07:39,695 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 00:07:39,703 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;@5a50a15d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 00:07:39,703 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-10 00:07:39,716 INFO L276 IsEmpty]: Start isEmpty. Operand has 800 states, 797 states have (on average 1.6787954830614806) internal successors, (1338), 799 states have internal predecessors, (1338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:39,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-10 00:07:39,745 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:39,746 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] [2024-11-10 00:07:39,749 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:39,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:39,756 INFO L85 PathProgramCache]: Analyzing trace with hash -2009811947, now seen corresponding path program 1 times [2024-11-10 00:07:39,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:39,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270212506] [2024-11-10 00:07:39,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:39,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:42,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:42,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:42,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270212506] [2024-11-10 00:07:42,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270212506] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:42,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:42,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 00:07:42,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989769803] [2024-11-10 00:07:42,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:42,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 00:07:42,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:42,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 00:07:42,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 00:07:42,175 INFO L87 Difference]: Start difference. First operand has 800 states, 797 states have (on average 1.6787954830614806) internal successors, (1338), 799 states have internal predecessors, (1338), 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 4 states, 4 states have (on average 69.75) internal successors, (279), 4 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:42,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:42,601 INFO L93 Difference]: Finished difference Result 3057 states and 5124 transitions. [2024-11-10 00:07:42,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 00:07:42,607 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 69.75) internal successors, (279), 4 states have internal predecessors, (279), 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 279 [2024-11-10 00:07:42,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:42,645 INFO L225 Difference]: With dead ends: 3057 [2024-11-10 00:07:42,645 INFO L226 Difference]: Without dead ends: 2311 [2024-11-10 00:07:42,654 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 [2024-11-10 00:07:42,665 INFO L432 NwaCegarLoop]: 1918 mSDtfsCounter, 3095 mSDsluCounter, 2505 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3095 SdHoareTripleChecker+Valid, 4423 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:42,666 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3095 Valid, 4423 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 00:07:42,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2311 states. [2024-11-10 00:07:42,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2311 to 1516. [2024-11-10 00:07:42,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1516 states, 1514 states have (on average 1.4828269484808454) internal successors, (2245), 1515 states have internal predecessors, (2245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:42,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1516 states and 2245 transitions. [2024-11-10 00:07:42,805 INFO L78 Accepts]: Start accepts. Automaton has 1516 states and 2245 transitions. Word has length 279 [2024-11-10 00:07:42,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:42,808 INFO L471 AbstractCegarLoop]: Abstraction has 1516 states and 2245 transitions. [2024-11-10 00:07:42,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 69.75) internal successors, (279), 4 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:42,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2245 transitions. [2024-11-10 00:07:42,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-10 00:07:42,819 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:42,820 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] [2024-11-10 00:07:42,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 00:07:42,821 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:42,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:42,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1577120633, now seen corresponding path program 1 times [2024-11-10 00:07:42,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:42,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181813626] [2024-11-10 00:07:42,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:42,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:43,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:43,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:43,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181813626] [2024-11-10 00:07:43,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181813626] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:43,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:43,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:43,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799964666] [2024-11-10 00:07:43,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:43,183 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:43,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:43,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:43,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:43,189 INFO L87 Difference]: Start difference. First operand 1516 states and 2245 transitions. Second operand has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:43,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:43,329 INFO L93 Difference]: Finished difference Result 4334 states and 6388 transitions. [2024-11-10 00:07:43,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:43,330 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 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 281 [2024-11-10 00:07:43,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:43,343 INFO L225 Difference]: With dead ends: 4334 [2024-11-10 00:07:43,344 INFO L226 Difference]: Without dead ends: 2983 [2024-11-10 00:07:43,347 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:43,348 INFO L432 NwaCegarLoop]: 2290 mSDtfsCounter, 1034 mSDsluCounter, 1126 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 3416 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:43,349 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1034 Valid, 3416 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:43,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2983 states. [2024-11-10 00:07:43,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2983 to 2942. [2024-11-10 00:07:43,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2942 states, 2940 states have (on average 1.4751700680272108) internal successors, (4337), 2941 states have internal predecessors, (4337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:43,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 2942 states and 4337 transitions. [2024-11-10 00:07:43,436 INFO L78 Accepts]: Start accepts. Automaton has 2942 states and 4337 transitions. Word has length 281 [2024-11-10 00:07:43,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:43,437 INFO L471 AbstractCegarLoop]: Abstraction has 2942 states and 4337 transitions. [2024-11-10 00:07:43,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:43,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2942 states and 4337 transitions. [2024-11-10 00:07:43,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-10 00:07:43,446 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:43,447 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] [2024-11-10 00:07:43,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 00:07:43,447 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:43,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:43,449 INFO L85 PathProgramCache]: Analyzing trace with hash -176581649, now seen corresponding path program 1 times [2024-11-10 00:07:43,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:43,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118290095] [2024-11-10 00:07:43,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:43,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:43,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:43,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:43,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118290095] [2024-11-10 00:07:43,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118290095] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:43,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:43,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:43,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323783921] [2024-11-10 00:07:43,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:43,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:43,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:43,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:43,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:43,685 INFO L87 Difference]: Start difference. First operand 2942 states and 4337 transitions. Second operand has 3 states, 3 states have (on average 94.0) internal successors, (282), 3 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:43,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:43,813 INFO L93 Difference]: Finished difference Result 8735 states and 12866 transitions. [2024-11-10 00:07:43,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:43,814 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 94.0) internal successors, (282), 3 states have internal predecessors, (282), 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 282 [2024-11-10 00:07:43,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:43,836 INFO L225 Difference]: With dead ends: 8735 [2024-11-10 00:07:43,837 INFO L226 Difference]: Without dead ends: 5843 [2024-11-10 00:07:43,843 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:43,846 INFO L432 NwaCegarLoop]: 2333 mSDtfsCounter, 1164 mSDsluCounter, 1165 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1164 SdHoareTripleChecker+Valid, 3498 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:43,847 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1164 Valid, 3498 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:43,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5843 states. [2024-11-10 00:07:43,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5843 to 2967. [2024-11-10 00:07:43,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2967 states, 2965 states have (on average 1.4745362563237774) internal successors, (4372), 2966 states have internal predecessors, (4372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:43,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2967 states and 4372 transitions. [2024-11-10 00:07:43,950 INFO L78 Accepts]: Start accepts. Automaton has 2967 states and 4372 transitions. Word has length 282 [2024-11-10 00:07:43,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:43,951 INFO L471 AbstractCegarLoop]: Abstraction has 2967 states and 4372 transitions. [2024-11-10 00:07:43,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.0) internal successors, (282), 3 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:43,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 4372 transitions. [2024-11-10 00:07:43,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-10 00:07:43,958 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:43,958 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] [2024-11-10 00:07:43,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 00:07:43,959 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:43,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:43,964 INFO L85 PathProgramCache]: Analyzing trace with hash 120263036, now seen corresponding path program 1 times [2024-11-10 00:07:43,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:43,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655957273] [2024-11-10 00:07:43,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:43,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:44,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:44,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:44,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655957273] [2024-11-10 00:07:44,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655957273] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:44,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:44,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:44,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937247135] [2024-11-10 00:07:44,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:44,155 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:44,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:44,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:44,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:44,156 INFO L87 Difference]: Start difference. First operand 2967 states and 4372 transitions. Second operand has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:44,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:44,242 INFO L93 Difference]: Finished difference Result 5965 states and 8847 transitions. [2024-11-10 00:07:44,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:44,243 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 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 283 [2024-11-10 00:07:44,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:44,258 INFO L225 Difference]: With dead ends: 5965 [2024-11-10 00:07:44,259 INFO L226 Difference]: Without dead ends: 3989 [2024-11-10 00:07:44,265 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:44,267 INFO L432 NwaCegarLoop]: 1574 mSDtfsCounter, 594 mSDsluCounter, 956 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 2530 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:44,269 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [594 Valid, 2530 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 00:07:44,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3989 states. [2024-11-10 00:07:44,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3989 to 3581. [2024-11-10 00:07:44,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3581 states, 3579 states have (on average 1.485331098072087) internal successors, (5316), 3580 states have internal predecessors, (5316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:44,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 3581 states and 5316 transitions. [2024-11-10 00:07:44,356 INFO L78 Accepts]: Start accepts. Automaton has 3581 states and 5316 transitions. Word has length 283 [2024-11-10 00:07:44,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:44,358 INFO L471 AbstractCegarLoop]: Abstraction has 3581 states and 5316 transitions. [2024-11-10 00:07:44,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:44,359 INFO L276 IsEmpty]: Start isEmpty. Operand 3581 states and 5316 transitions. [2024-11-10 00:07:44,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-10 00:07:44,365 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:44,366 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] [2024-11-10 00:07:44,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 00:07:44,366 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:44,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:44,367 INFO L85 PathProgramCache]: Analyzing trace with hash -821929727, now seen corresponding path program 1 times [2024-11-10 00:07:44,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:44,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557044837] [2024-11-10 00:07:44,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:44,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:44,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:44,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:44,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557044837] [2024-11-10 00:07:44,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557044837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:44,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:44,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:44,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589025882] [2024-11-10 00:07:44,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:44,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:44,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:44,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:44,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:44,570 INFO L87 Difference]: Start difference. First operand 3581 states and 5316 transitions. Second operand has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:44,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:44,639 INFO L93 Difference]: Finished difference Result 7106 states and 10544 transitions. [2024-11-10 00:07:44,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:44,640 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 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 283 [2024-11-10 00:07:44,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:44,652 INFO L225 Difference]: With dead ends: 7106 [2024-11-10 00:07:44,652 INFO L226 Difference]: Without dead ends: 3601 [2024-11-10 00:07:44,660 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:44,661 INFO L432 NwaCegarLoop]: 1188 mSDtfsCounter, 6 mSDsluCounter, 1172 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 2360 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:44,661 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 2360 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 00:07:44,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3601 states. [2024-11-10 00:07:44,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3601 to 3601. [2024-11-10 00:07:44,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3601 states, 3599 states have (on average 1.4834676298971936) internal successors, (5339), 3600 states have internal predecessors, (5339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:44,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 3601 states and 5339 transitions. [2024-11-10 00:07:44,740 INFO L78 Accepts]: Start accepts. Automaton has 3601 states and 5339 transitions. Word has length 283 [2024-11-10 00:07:44,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:44,740 INFO L471 AbstractCegarLoop]: Abstraction has 3601 states and 5339 transitions. [2024-11-10 00:07:44,740 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:44,741 INFO L276 IsEmpty]: Start isEmpty. Operand 3601 states and 5339 transitions. [2024-11-10 00:07:44,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-10 00:07:44,747 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:44,747 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] [2024-11-10 00:07:44,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 00:07:44,747 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:44,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:44,748 INFO L85 PathProgramCache]: Analyzing trace with hash -152984438, now seen corresponding path program 1 times [2024-11-10 00:07:44,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:44,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731190992] [2024-11-10 00:07:44,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:44,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:44,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:44,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:44,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731190992] [2024-11-10 00:07:44,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731190992] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:44,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:44,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:44,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768196369] [2024-11-10 00:07:44,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:44,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:44,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:44,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:44,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:44,949 INFO L87 Difference]: Start difference. First operand 3601 states and 5339 transitions. Second operand has 3 states, 3 states have (on average 95.0) internal successors, (285), 3 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:45,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:45,050 INFO L93 Difference]: Finished difference Result 7548 states and 11291 transitions. [2024-11-10 00:07:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:45,051 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 95.0) internal successors, (285), 3 states have internal predecessors, (285), 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 285 [2024-11-10 00:07:45,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:45,068 INFO L225 Difference]: With dead ends: 7548 [2024-11-10 00:07:45,068 INFO L226 Difference]: Without dead ends: 5128 [2024-11-10 00:07:45,073 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:45,076 INFO L432 NwaCegarLoop]: 1574 mSDtfsCounter, 611 mSDsluCounter, 921 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 2495 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:45,076 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [611 Valid, 2495 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:45,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2024-11-10 00:07:45,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 4719. [2024-11-10 00:07:45,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4719 states, 4717 states have (on average 1.4956540173839306) internal successors, (7055), 4718 states have internal predecessors, (7055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:45,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4719 states to 4719 states and 7055 transitions. [2024-11-10 00:07:45,184 INFO L78 Accepts]: Start accepts. Automaton has 4719 states and 7055 transitions. Word has length 285 [2024-11-10 00:07:45,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:45,184 INFO L471 AbstractCegarLoop]: Abstraction has 4719 states and 7055 transitions. [2024-11-10 00:07:45,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 95.0) internal successors, (285), 3 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:45,185 INFO L276 IsEmpty]: Start isEmpty. Operand 4719 states and 7055 transitions. [2024-11-10 00:07:45,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-10 00:07:45,194 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:45,194 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] [2024-11-10 00:07:45,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 00:07:45,195 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:45,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:45,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1313074689, now seen corresponding path program 1 times [2024-11-10 00:07:45,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:45,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819749092] [2024-11-10 00:07:45,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:45,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:45,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:45,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:45,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819749092] [2024-11-10 00:07:45,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819749092] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:45,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:45,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:45,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104663578] [2024-11-10 00:07:45,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:45,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:45,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:45,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:45,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:45,519 INFO L87 Difference]: Start difference. First operand 4719 states and 7055 transitions. Second operand has 3 states, 3 states have (on average 95.0) internal successors, (285), 3 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:45,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:45,659 INFO L93 Difference]: Finished difference Result 13551 states and 20203 transitions. [2024-11-10 00:07:45,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:45,660 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 95.0) internal successors, (285), 3 states have internal predecessors, (285), 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 285 [2024-11-10 00:07:45,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:45,704 INFO L225 Difference]: With dead ends: 13551 [2024-11-10 00:07:45,704 INFO L226 Difference]: Without dead ends: 9147 [2024-11-10 00:07:45,715 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:45,716 INFO L432 NwaCegarLoop]: 2283 mSDtfsCounter, 1020 mSDsluCounter, 1120 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1020 SdHoareTripleChecker+Valid, 3403 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:45,719 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1020 Valid, 3403 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:45,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9147 states. [2024-11-10 00:07:45,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9147 to 9109. [2024-11-10 00:07:45,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9109 states, 9107 states have (on average 1.485999780388712) internal successors, (13533), 9108 states have internal predecessors, (13533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:45,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9109 states to 9109 states and 13533 transitions. [2024-11-10 00:07:45,917 INFO L78 Accepts]: Start accepts. Automaton has 9109 states and 13533 transitions. Word has length 285 [2024-11-10 00:07:45,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:45,917 INFO L471 AbstractCegarLoop]: Abstraction has 9109 states and 13533 transitions. [2024-11-10 00:07:45,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 95.0) internal successors, (285), 3 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:45,921 INFO L276 IsEmpty]: Start isEmpty. Operand 9109 states and 13533 transitions. [2024-11-10 00:07:45,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-10 00:07:45,935 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:45,936 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] [2024-11-10 00:07:45,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 00:07:45,936 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:45,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:45,937 INFO L85 PathProgramCache]: Analyzing trace with hash -785669313, now seen corresponding path program 1 times [2024-11-10 00:07:45,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:45,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202412240] [2024-11-10 00:07:45,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:45,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:46,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:46,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:46,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:46,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202412240] [2024-11-10 00:07:46,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202412240] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:46,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:46,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 00:07:46,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545756365] [2024-11-10 00:07:46,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:46,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 00:07:46,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:46,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 00:07:46,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 00:07:46,908 INFO L87 Difference]: Start difference. First operand 9109 states and 13533 transitions. Second operand has 5 states, 5 states have (on average 57.0) internal successors, (285), 5 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:47,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:47,273 INFO L93 Difference]: Finished difference Result 44187 states and 65591 transitions. [2024-11-10 00:07:47,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 00:07:47,274 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 57.0) internal successors, (285), 5 states have internal predecessors, (285), 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 285 [2024-11-10 00:07:47,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:47,346 INFO L225 Difference]: With dead ends: 44187 [2024-11-10 00:07:47,347 INFO L226 Difference]: Without dead ends: 35151 [2024-11-10 00:07:47,376 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 00:07:47,378 INFO L432 NwaCegarLoop]: 1989 mSDtfsCounter, 3281 mSDsluCounter, 5285 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3281 SdHoareTripleChecker+Valid, 7274 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:47,378 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3281 Valid, 7274 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 00:07:47,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35151 states. [2024-11-10 00:07:47,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35151 to 17608. [2024-11-10 00:07:47,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17608 states, 17606 states have (on average 1.477507667840509) internal successors, (26013), 17607 states have internal predecessors, (26013), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:47,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17608 states to 17608 states and 26013 transitions. [2024-11-10 00:07:47,950 INFO L78 Accepts]: Start accepts. Automaton has 17608 states and 26013 transitions. Word has length 285 [2024-11-10 00:07:47,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:47,950 INFO L471 AbstractCegarLoop]: Abstraction has 17608 states and 26013 transitions. [2024-11-10 00:07:47,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 57.0) internal successors, (285), 5 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:47,951 INFO L276 IsEmpty]: Start isEmpty. Operand 17608 states and 26013 transitions. [2024-11-10 00:07:47,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-11-10 00:07:47,969 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:47,969 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] [2024-11-10 00:07:47,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 00:07:47,970 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:47,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:47,971 INFO L85 PathProgramCache]: Analyzing trace with hash 964383582, now seen corresponding path program 1 times [2024-11-10 00:07:47,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:47,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472769862] [2024-11-10 00:07:47,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:47,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:48,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:48,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:48,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472769862] [2024-11-10 00:07:48,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472769862] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:48,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:48,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:48,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711947352] [2024-11-10 00:07:48,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:48,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:48,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:48,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:48,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:48,171 INFO L87 Difference]: Start difference. First operand 17608 states and 26013 transitions. Second operand has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:48,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:48,621 INFO L93 Difference]: Finished difference Result 50603 states and 74527 transitions. [2024-11-10 00:07:48,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:48,622 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 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 288 [2024-11-10 00:07:48,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:48,771 INFO L225 Difference]: With dead ends: 50603 [2024-11-10 00:07:48,771 INFO L226 Difference]: Without dead ends: 34034 [2024-11-10 00:07:48,815 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:48,821 INFO L432 NwaCegarLoop]: 2084 mSDtfsCounter, 1017 mSDsluCounter, 1120 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 3204 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:48,822 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1017 Valid, 3204 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:48,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34034 states. [2024-11-10 00:07:49,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34034 to 34005. [2024-11-10 00:07:49,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34005 states, 34003 states have (on average 1.467517571978943) internal successors, (49900), 34004 states have internal predecessors, (49900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:49,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34005 states to 34005 states and 49900 transitions. [2024-11-10 00:07:49,877 INFO L78 Accepts]: Start accepts. Automaton has 34005 states and 49900 transitions. Word has length 288 [2024-11-10 00:07:49,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:49,877 INFO L471 AbstractCegarLoop]: Abstraction has 34005 states and 49900 transitions. [2024-11-10 00:07:49,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:49,878 INFO L276 IsEmpty]: Start isEmpty. Operand 34005 states and 49900 transitions. [2024-11-10 00:07:49,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-11-10 00:07:49,917 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:49,918 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] [2024-11-10 00:07:49,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 00:07:49,918 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:49,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:49,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1842441313, now seen corresponding path program 1 times [2024-11-10 00:07:49,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:49,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110288532] [2024-11-10 00:07:49,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:49,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:51,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:51,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:51,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110288532] [2024-11-10 00:07:51,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110288532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:51,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:51,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 00:07:51,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906205210] [2024-11-10 00:07:51,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:51,188 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 00:07:51,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:51,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 00:07:51,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 00:07:51,189 INFO L87 Difference]: Start difference. First operand 34005 states and 49900 transitions. Second operand has 4 states, 4 states have (on average 72.0) internal successors, (288), 4 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:51,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:51,493 INFO L93 Difference]: Finished difference Result 68129 states and 100007 transitions. [2024-11-10 00:07:51,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 00:07:51,494 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 72.0) internal successors, (288), 4 states have internal predecessors, (288), 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 288 [2024-11-10 00:07:51,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:51,553 INFO L225 Difference]: With dead ends: 68129 [2024-11-10 00:07:51,554 INFO L226 Difference]: Without dead ends: 35581 [2024-11-10 00:07:51,595 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 [2024-11-10 00:07:51,596 INFO L432 NwaCegarLoop]: 1310 mSDtfsCounter, 114 mSDsluCounter, 2471 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 3781 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:51,597 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 3781 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 00:07:51,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35581 states. [2024-11-10 00:07:52,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35581 to 35581. [2024-11-10 00:07:52,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35581 states, 35579 states have (on average 1.4691531521403074) internal successors, (52271), 35580 states have internal predecessors, (52271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:52,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35581 states to 35581 states and 52271 transitions. [2024-11-10 00:07:52,361 INFO L78 Accepts]: Start accepts. Automaton has 35581 states and 52271 transitions. Word has length 288 [2024-11-10 00:07:52,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:52,361 INFO L471 AbstractCegarLoop]: Abstraction has 35581 states and 52271 transitions. [2024-11-10 00:07:52,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 72.0) internal successors, (288), 4 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:52,362 INFO L276 IsEmpty]: Start isEmpty. Operand 35581 states and 52271 transitions. [2024-11-10 00:07:52,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2024-11-10 00:07:52,678 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:52,679 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] [2024-11-10 00:07:52,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-10 00:07:52,679 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:52,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:52,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1684567225, now seen corresponding path program 1 times [2024-11-10 00:07:52,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:52,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453705473] [2024-11-10 00:07:52,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:52,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:52,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:52,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:52,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:52,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453705473] [2024-11-10 00:07:52,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453705473] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:52,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:52,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:07:52,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071235950] [2024-11-10 00:07:52,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:52,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:07:52,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:52,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:07:52,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:52,994 INFO L87 Difference]: Start difference. First operand 35581 states and 52271 transitions. Second operand has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:53,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:53,442 INFO L93 Difference]: Finished difference Result 102974 states and 150893 transitions. [2024-11-10 00:07:53,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:07:53,443 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 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 289 [2024-11-10 00:07:53,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:53,591 INFO L225 Difference]: With dead ends: 102974 [2024-11-10 00:07:53,591 INFO L226 Difference]: Without dead ends: 69458 [2024-11-10 00:07:53,660 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:07:53,661 INFO L432 NwaCegarLoop]: 2267 mSDtfsCounter, 1003 mSDsluCounter, 1120 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1003 SdHoareTripleChecker+Valid, 3387 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:53,661 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1003 Valid, 3387 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:53,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69458 states. [2024-11-10 00:07:54,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69458 to 69432. [2024-11-10 00:07:54,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69432 states, 69430 states have (on average 1.4602045225406886) internal successors, (101382), 69431 states have internal predecessors, (101382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:54,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69432 states to 69432 states and 101382 transitions. [2024-11-10 00:07:54,949 INFO L78 Accepts]: Start accepts. Automaton has 69432 states and 101382 transitions. Word has length 289 [2024-11-10 00:07:54,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:07:54,950 INFO L471 AbstractCegarLoop]: Abstraction has 69432 states and 101382 transitions. [2024-11-10 00:07:54,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:54,950 INFO L276 IsEmpty]: Start isEmpty. Operand 69432 states and 101382 transitions. [2024-11-10 00:07:55,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2024-11-10 00:07:55,218 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:07:55,218 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] [2024-11-10 00:07:55,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-10 00:07:55,218 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:07:55,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:07:55,219 INFO L85 PathProgramCache]: Analyzing trace with hash 717715461, now seen corresponding path program 1 times [2024-11-10 00:07:55,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:07:55,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449270504] [2024-11-10 00:07:55,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:07:55,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:07:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:07:56,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:07:56,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:07:56,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449270504] [2024-11-10 00:07:56,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449270504] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:07:56,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:07:56,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 00:07:56,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032497690] [2024-11-10 00:07:56,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:07:56,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 00:07:56,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:07:56,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 00:07:56,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 00:07:56,305 INFO L87 Difference]: Start difference. First operand 69432 states and 101382 transitions. Second operand has 5 states, 5 states have (on average 57.8) internal successors, (289), 5 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:07:57,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:07:57,140 INFO L93 Difference]: Finished difference Result 199813 states and 290980 transitions. [2024-11-10 00:07:57,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 00:07:57,141 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 57.8) internal successors, (289), 5 states have internal predecessors, (289), 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 289 [2024-11-10 00:07:57,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:07:57,405 INFO L225 Difference]: With dead ends: 199813 [2024-11-10 00:07:57,405 INFO L226 Difference]: Without dead ends: 130834 [2024-11-10 00:07:57,538 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 00:07:57,539 INFO L432 NwaCegarLoop]: 1922 mSDtfsCounter, 1044 mSDsluCounter, 4869 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1044 SdHoareTripleChecker+Valid, 6791 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:07:57,539 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1044 Valid, 6791 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:07:57,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130834 states. [2024-11-10 00:08:00,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130834 to 130814. [2024-11-10 00:08:00,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130814 states, 130812 states have (on average 1.4466104027153472) internal successors, (189234), 130813 states have internal predecessors, (189234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130814 states to 130814 states and 189234 transitions. [2024-11-10 00:08:01,015 INFO L78 Accepts]: Start accepts. Automaton has 130814 states and 189234 transitions. Word has length 289 [2024-11-10 00:08:01,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:08:01,018 INFO L471 AbstractCegarLoop]: Abstraction has 130814 states and 189234 transitions. [2024-11-10 00:08:01,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 57.8) internal successors, (289), 5 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:01,019 INFO L276 IsEmpty]: Start isEmpty. Operand 130814 states and 189234 transitions. [2024-11-10 00:08:01,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2024-11-10 00:08:01,186 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:08:01,187 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] [2024-11-10 00:08:01,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-10 00:08:01,191 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:08:01,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:08:01,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1303050883, now seen corresponding path program 1 times [2024-11-10 00:08:01,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:08:01,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026025300] [2024-11-10 00:08:01,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:08:01,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:08:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:08:02,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:08:02,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:08:02,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026025300] [2024-11-10 00:08:02,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026025300] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:08:02,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:08:02,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:08:02,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172506395] [2024-11-10 00:08:02,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:08:02,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:08:02,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:08:02,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:08:02,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:08:02,260 INFO L87 Difference]: Start difference. First operand 130814 states and 189234 transitions. Second operand has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:04,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:08:04,638 INFO L93 Difference]: Finished difference Result 376796 states and 543272 transitions. [2024-11-10 00:08:04,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:08:04,642 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 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 290 [2024-11-10 00:08:04,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:08:05,162 INFO L225 Difference]: With dead ends: 376796 [2024-11-10 00:08:05,163 INFO L226 Difference]: Without dead ends: 254087 [2024-11-10 00:08:05,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:08:05,269 INFO L432 NwaCegarLoop]: 2054 mSDtfsCounter, 1037 mSDsluCounter, 1120 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 3174 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:08:05,273 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1037 Valid, 3174 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:08:05,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254087 states. [2024-11-10 00:08:10,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254087 to 254070. [2024-11-10 00:08:11,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254070 states, 254068 states have (on average 1.434517530739802) internal successors, (364465), 254069 states have internal predecessors, (364465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:11,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254070 states to 254070 states and 364465 transitions. [2024-11-10 00:08:11,715 INFO L78 Accepts]: Start accepts. Automaton has 254070 states and 364465 transitions. Word has length 290 [2024-11-10 00:08:11,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:08:11,715 INFO L471 AbstractCegarLoop]: Abstraction has 254070 states and 364465 transitions. [2024-11-10 00:08:11,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:11,716 INFO L276 IsEmpty]: Start isEmpty. Operand 254070 states and 364465 transitions. [2024-11-10 00:08:11,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2024-11-10 00:08:11,885 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:08:11,885 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] [2024-11-10 00:08:11,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-10 00:08:11,885 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:08:11,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:08:11,886 INFO L85 PathProgramCache]: Analyzing trace with hash -1672551355, now seen corresponding path program 1 times [2024-11-10 00:08:11,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:08:11,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376159876] [2024-11-10 00:08:11,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:08:11,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:08:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:08:12,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:08:12,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:08:12,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376159876] [2024-11-10 00:08:12,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376159876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:08:12,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:08:12,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:08:12,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051736453] [2024-11-10 00:08:12,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:08:12,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:08:12,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:08:12,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:08:12,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:08:12,027 INFO L87 Difference]: Start difference. First operand 254070 states and 364465 transitions. Second operand has 3 states, 3 states have (on average 97.0) internal successors, (291), 3 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:15,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:08:15,874 INFO L93 Difference]: Finished difference Result 695726 states and 995837 transitions. [2024-11-10 00:08:15,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:08:15,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 97.0) internal successors, (291), 3 states have internal predecessors, (291), 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 291 [2024-11-10 00:08:15,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:08:18,262 INFO L225 Difference]: With dead ends: 695726 [2024-11-10 00:08:18,263 INFO L226 Difference]: Without dead ends: 456694 [2024-11-10 00:08:18,445 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:08:18,446 INFO L432 NwaCegarLoop]: 1694 mSDtfsCounter, 991 mSDsluCounter, 1166 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 991 SdHoareTripleChecker+Valid, 2860 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 00:08:18,446 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [991 Valid, 2860 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 00:08:18,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456694 states. [2024-11-10 00:08:24,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456694 to 257318. [2024-11-10 00:08:24,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257318 states, 257316 states have (on average 1.432250617917269) internal successors, (368541), 257317 states have internal predecessors, (368541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:26,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257318 states to 257318 states and 368541 transitions. [2024-11-10 00:08:26,877 INFO L78 Accepts]: Start accepts. Automaton has 257318 states and 368541 transitions. Word has length 291 [2024-11-10 00:08:26,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:08:26,878 INFO L471 AbstractCegarLoop]: Abstraction has 257318 states and 368541 transitions. [2024-11-10 00:08:26,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 97.0) internal successors, (291), 3 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:26,884 INFO L276 IsEmpty]: Start isEmpty. Operand 257318 states and 368541 transitions. [2024-11-10 00:08:27,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2024-11-10 00:08:27,228 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:08:27,228 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] [2024-11-10 00:08:27,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-10 00:08:27,228 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:08:27,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:08:27,232 INFO L85 PathProgramCache]: Analyzing trace with hash -407239285, now seen corresponding path program 1 times [2024-11-10 00:08:27,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:08:27,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289717582] [2024-11-10 00:08:27,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:08:27,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:08:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:08:27,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:08:27,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:08:27,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289717582] [2024-11-10 00:08:27,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289717582] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:08:27,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:08:27,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:08:27,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570120095] [2024-11-10 00:08:27,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:08:27,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:08:27,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:08:27,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:08:27,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:08:27,561 INFO L87 Difference]: Start difference. First operand 257318 states and 368541 transitions. Second operand has 3 states, 3 states have (on average 97.33333333333333) internal successors, (292), 3 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:32,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:08:32,625 INFO L93 Difference]: Finished difference Result 713990 states and 1020621 transitions. [2024-11-10 00:08:32,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:08:32,626 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 97.33333333333333) internal successors, (292), 3 states have internal predecessors, (292), 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 292 [2024-11-10 00:08:32,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:08:33,786 INFO L225 Difference]: With dead ends: 713990 [2024-11-10 00:08:33,787 INFO L226 Difference]: Without dead ends: 472174 [2024-11-10 00:08:34,116 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:08:34,117 INFO L432 NwaCegarLoop]: 1503 mSDtfsCounter, 992 mSDsluCounter, 1166 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 992 SdHoareTripleChecker+Valid, 2669 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:08:34,117 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [992 Valid, 2669 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:08:34,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472174 states. [2024-11-10 00:08:41,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472174 to 261318. [2024-11-10 00:08:41,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261318 states, 261316 states have (on average 1.4288639042385465) internal successors, (373385), 261317 states have internal predecessors, (373385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:44,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261318 states to 261318 states and 373385 transitions. [2024-11-10 00:08:44,233 INFO L78 Accepts]: Start accepts. Automaton has 261318 states and 373385 transitions. Word has length 292 [2024-11-10 00:08:44,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 00:08:44,242 INFO L471 AbstractCegarLoop]: Abstraction has 261318 states and 373385 transitions. [2024-11-10 00:08:44,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 97.33333333333333) internal successors, (292), 3 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:44,242 INFO L276 IsEmpty]: Start isEmpty. Operand 261318 states and 373385 transitions. [2024-11-10 00:08:44,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2024-11-10 00:08:44,607 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 00:08:44,608 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] [2024-11-10 00:08:44,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-10 00:08:44,608 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 00:08:44,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 00:08:44,610 INFO L85 PathProgramCache]: Analyzing trace with hash 270812171, now seen corresponding path program 1 times [2024-11-10 00:08:44,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 00:08:44,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163152497] [2024-11-10 00:08:44,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 00:08:44,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 00:08:44,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 00:08:44,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 00:08:44,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 00:08:44,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163152497] [2024-11-10 00:08:44,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163152497] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 00:08:44,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 00:08:44,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 00:08:44,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188480161] [2024-11-10 00:08:44,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 00:08:44,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 00:08:44,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 00:08:44,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 00:08:44,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:08:44,781 INFO L87 Difference]: Start difference. First operand 261318 states and 373385 transitions. Second operand has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 00:08:49,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 00:08:49,130 INFO L93 Difference]: Finished difference Result 749733 states and 1070394 transitions. [2024-11-10 00:08:49,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 00:08:49,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 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 294 [2024-11-10 00:08:49,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 00:08:50,333 INFO L225 Difference]: With dead ends: 749733 [2024-11-10 00:08:50,333 INFO L226 Difference]: Without dead ends: 508669 [2024-11-10 00:08:50,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 00:08:50,690 INFO L432 NwaCegarLoop]: 2258 mSDtfsCounter, 1027 mSDsluCounter, 1121 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1027 SdHoareTripleChecker+Valid, 3379 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 00:08:50,690 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1027 Valid, 3379 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 00:08:51,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508669 states.