./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.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 b67ecf5848be9c2e67ab202f4088edc38ff4a91991b1583263c2018f06031ba2 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 19:27:06,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 19:27:06,408 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-16 19:27:06,413 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 19:27:06,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 19:27:06,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 19:27:06,435 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 19:27:06,436 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 19:27:06,436 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 19:27:06,437 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 19:27:06,437 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 19:27:06,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 19:27:06,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 19:27:06,438 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 19:27:06,438 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 19:27:06,438 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 19:27:06,438 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 19:27:06,438 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 19:27:06,438 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-16 19:27:06,438 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 19:27:06,439 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 19:27:06,439 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 19:27:06,439 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 19:27:06,439 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 19:27:06,439 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 19:27:06,439 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 19:27:06,439 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 19:27:06,439 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 19:27:06,439 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 19:27:06,439 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 19:27:06,440 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 19:27:06,440 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 19:27:06,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 19:27:06,440 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 19:27:06,440 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 19:27:06,440 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 19:27:06,440 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 19:27:06,441 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-16 19:27:06,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-16 19:27:06,441 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 19:27:06,441 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 19:27:06,441 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 19:27:06,441 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 19:27:06,441 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> b67ecf5848be9c2e67ab202f4088edc38ff4a91991b1583263c2018f06031ba2 [2025-03-16 19:27:06,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 19:27:06,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 19:27:06,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 19:27:06,690 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 19:27:06,690 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 19:27:06,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2025-03-16 19:27:07,885 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/234b4c134/c6614ac1226e401197bd8fed44d92e57/FLAG7756d5c2a [2025-03-16 19:27:08,251 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 19:27:08,252 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2025-03-16 19:27:08,282 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/234b4c134/c6614ac1226e401197bd8fed44d92e57/FLAG7756d5c2a [2025-03-16 19:27:08,303 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/234b4c134/c6614ac1226e401197bd8fed44d92e57 [2025-03-16 19:27:08,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 19:27:08,306 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 19:27:08,307 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 19:27:08,307 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 19:27:08,310 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 19:27:08,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 07:27:08" (1/1) ... [2025-03-16 19:27:08,311 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b50f04e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:08, skipping insertion in model container [2025-03-16 19:27:08,311 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 07:27:08" (1/1) ... [2025-03-16 19:27:08,381 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 19:27:08,665 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[12458,12471] [2025-03-16 19:27:08,698 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[19724,19737] [2025-03-16 19:27:08,711 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[22076,22089] [2025-03-16 19:27:08,714 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[23196,23209] [2025-03-16 19:27:08,724 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[26746,26759] [2025-03-16 19:27:08,727 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[27869,27882] [2025-03-16 19:27:08,733 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[30184,30197] [2025-03-16 19:27:08,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 19:27:09,038 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 19:27:09,070 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[12458,12471] [2025-03-16 19:27:09,084 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[19724,19737] [2025-03-16 19:27:09,089 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[22076,22089] [2025-03-16 19:27:09,091 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[23196,23209] [2025-03-16 19:27:09,097 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[26746,26759] [2025-03-16 19:27:09,100 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[27869,27882] [2025-03-16 19:27:09,104 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[30184,30197] [2025-03-16 19:27:09,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 19:27:09,278 INFO L204 MainTranslator]: Completed translation [2025-03-16 19:27:09,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09 WrapperNode [2025-03-16 19:27:09,279 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 19:27:09,280 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 19:27:09,280 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 19:27:09,280 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 19:27:09,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09" (1/1) ... [2025-03-16 19:27:09,323 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09" (1/1) ... [2025-03-16 19:27:09,444 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 7677 [2025-03-16 19:27:09,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 19:27:09,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 19:27:09,446 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 19:27:09,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 19:27:09,452 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09" (1/1) ... [2025-03-16 19:27:09,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09" (1/1) ... [2025-03-16 19:27:09,464 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09" (1/1) ... [2025-03-16 19:27:09,514 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]. [2025-03-16 19:27:09,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09" (1/1) ... [2025-03-16 19:27:09,515 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09" (1/1) ... [2025-03-16 19:27:09,562 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09" (1/1) ... [2025-03-16 19:27:09,570 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09" (1/1) ... [2025-03-16 19:27:09,583 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09" (1/1) ... [2025-03-16 19:27:09,593 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09" (1/1) ... [2025-03-16 19:27:09,613 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 19:27:09,615 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 19:27:09,615 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 19:27:09,615 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 19:27:09,616 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09" (1/1) ... [2025-03-16 19:27:09,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 19:27:09,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 19:27:09,641 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) [2025-03-16 19:27:09,644 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 [2025-03-16 19:27:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 19:27:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-16 19:27:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 19:27:09,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 19:27:09,934 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 19:27:09,936 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 19:27:12,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4462: havoc main_~main____CPAchecker_TMP_0~39#1;havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~49#1; [2025-03-16 19:27:12,607 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L367: havoc main_~node3__m3~0#1; [2025-03-16 19:27:12,608 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4067: havoc main_~node4__m4~16#1; [2025-03-16 19:27:12,608 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5917: havoc main_~main____CPAchecker_TMP_0~61#1;havoc main_~__tmp_68~0#1, main_~assert__arg~67#1;havoc main_~check__tmp~71#1; [2025-03-16 19:27:12,608 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11070: havoc main_~main____CPAchecker_TMP_0~138#1;havoc main_~__tmp_145~0#1, main_~assert__arg~144#1;havoc main_~check__tmp~148#1; [2025-03-16 19:27:12,608 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9749: havoc main_~main____CPAchecker_TMP_0~118#1;havoc main_~__tmp_125~0#1, main_~assert__arg~124#1;havoc main_~check__tmp~128#1; [2025-03-16 19:27:12,608 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3275: havoc main_~node3__m3~6#1; [2025-03-16 19:27:12,608 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7107: havoc main_~main____CPAchecker_TMP_0~79#1;havoc main_~__tmp_86~0#1, main_~assert__arg~85#1;havoc main_~check__tmp~89#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6315: havoc main_~main____CPAchecker_TMP_0~67#1;havoc main_~__tmp_74~0#1, main_~assert__arg~73#1;havoc main_~check__tmp~77#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8034: havoc main_~main____CPAchecker_TMP_0~93#1;havoc main_~__tmp_100~0#1, main_~assert__arg~99#1;havoc main_~check__tmp~103#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6713: havoc main_~main____CPAchecker_TMP_0~73#1;havoc main_~__tmp_80~0#1, main_~assert__arg~79#1;havoc main_~check__tmp~83#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1297: havoc main_~node3__m3~3#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8432: havoc main_~main____CPAchecker_TMP_0~99#1;havoc main_~__tmp_106~0#1, main_~assert__arg~105#1;havoc main_~check__tmp~109#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3808: havoc main_~node4__m4~15#1;havoc main_~node3____CPAchecker_TMP_1~2#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3016: havoc main_~node4__m4~12#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6848: havoc main_~main____CPAchecker_TMP_0~75#1;havoc main_~__tmp_82~0#1, main_~assert__arg~81#1;havoc main_~check__tmp~85#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8698: havoc main_~main____CPAchecker_TMP_0~102#1;havoc main_~__tmp_109~0#1, main_~assert__arg~108#1;havoc main_~check__tmp~112#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6056: havoc main_~main____CPAchecker_TMP_0~63#1;havoc main_~__tmp_70~0#1, main_~assert__arg~69#1;havoc main_~check__tmp~73#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5133: havoc main_~node4__m4~20#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5662: havoc main_~main____CPAchecker_TMP_0~57#1;havoc main_~__tmp_64~0#1, main_~assert__arg~63#1;havoc main_~check__tmp~67#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10815: havoc main_~main____CPAchecker_TMP_0~134#1;havoc main_~__tmp_141~0#1, main_~assert__arg~140#1;havoc main_~check__tmp~144#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L377: havoc main_~node3____CPAchecker_TMP_0~0#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4341: havoc main_~node3__m3~7#1;havoc main_~node2____CPAchecker_TMP_1~1#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4077: havoc main_~node4____CPAchecker_TMP_0~8#1; [2025-03-16 19:27:12,609 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8173: havoc main_~main____CPAchecker_TMP_0~95#1;havoc main_~__tmp_102~0#1, main_~assert__arg~101#1;havoc main_~check__tmp~105#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3549: havoc main_~node4__m4~14#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3285: havoc main_~node3____CPAchecker_TMP_0~2#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2757: havoc main_~node4__m4~11#1;havoc main_~node3____CPAchecker_TMP_1~1#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7779: havoc main_~main____CPAchecker_TMP_0~89#1;havoc main_~__tmp_96~0#1, main_~assert__arg~95#1;havoc main_~check__tmp~99#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5797: havoc main_~main____CPAchecker_TMP_0~59#1;havoc main_~__tmp_66~0#1, main_~assert__arg~65#1;havoc main_~check__tmp~69#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5401: havoc main_~node2__m2~4#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4874: havoc main_~node4__m4~19#1;havoc main_~node3____CPAchecker_TMP_1~3#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7914: havoc main_~main____CPAchecker_TMP_0~91#1;havoc main_~__tmp_98~0#1, main_~assert__arg~97#1;havoc main_~check__tmp~101#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3818: havoc main_~node4____CPAchecker_TMP_0~7#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6593: havoc main_~main____CPAchecker_TMP_0~71#1;havoc main_~__tmp_78~0#1, main_~assert__arg~77#1;havoc main_~check__tmp~81#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3026: havoc main_~node4____CPAchecker_TMP_0~4#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1969: havoc main_~node3__m3~5#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2498: havoc main_~node4__m4~10#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1178: havoc main_~main____CPAchecker_TMP_0~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L386: havoc main_~node4__m4~0#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5143: havoc main_~node4____CPAchecker_TMP_0~12#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L915: havoc main_~node2____CPAchecker_TMP_1~0#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4615: havoc main_~node4__m4~18#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4351: havoc main_~node3____CPAchecker_TMP_0~3#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3294: havoc main_~node4__m4~13#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3559: havoc main_~node4____CPAchecker_TMP_0~6#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2767: havoc main_~node4____CPAchecker_TMP_0~3#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L653: havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5542: havoc main_~main____CPAchecker_TMP_0~55#1;havoc main_~__tmp_62~0#1, main_~assert__arg~61#1;havoc main_~check__tmp~65#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1314: havoc main_~node4__m4~4#1; [2025-03-16 19:27:12,610 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5411: havoc main_~node2____CPAchecker_TMP_0~2#1; [2025-03-16 19:27:12,612 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1845: havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~12#1; [2025-03-16 19:27:12,612 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4884: havoc main_~node4____CPAchecker_TMP_0~11#1; [2025-03-16 19:27:12,612 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10698: havoc main_~main____CPAchecker_TMP_0~133#1;havoc main_~__tmp_140~0#1, main_~assert__arg~139#1;havoc main_~check__tmp~143#1; [2025-03-16 19:27:12,612 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7659: havoc main_~main____CPAchecker_TMP_0~87#1;havoc main_~__tmp_94~0#1, main_~assert__arg~93#1;havoc main_~check__tmp~97#1; [2025-03-16 19:27:12,612 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7264: havoc main_~node4__m4~28#1; [2025-03-16 19:27:12,612 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1715: havoc main_~main____CPAchecker_TMP_0~6#1;havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~10#1; [2025-03-16 19:27:12,612 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2508: havoc main_~node4____CPAchecker_TMP_0~2#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6472: havoc main_~node3__m3~9#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1452: havoc main_~node4__m4~5#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L396: havoc main_~node4____CPAchecker_TMP_0~0#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4360: havoc main_~node4__m4~17#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4625: havoc main_~node4____CPAchecker_TMP_0~10#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3304: havoc main_~node4____CPAchecker_TMP_0~5#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4229: havoc main_~main____CPAchecker_TMP_0~36#1;havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~46#1;havoc main_~node4____CPAchecker_TMP_1~8#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10439: havoc main_~main____CPAchecker_TMP_0~129#1;havoc main_~__tmp_136~0#1, main_~assert__arg~135#1;havoc main_~check__tmp~139#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9647: havoc main_~main____CPAchecker_TMP_0~117#1;havoc main_~__tmp_124~0#1, main_~assert__arg~123#1;havoc main_~check__tmp~127#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7005: havoc main_~node4__m4~27#1;havoc main_~node3____CPAchecker_TMP_1~5#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6213: havoc main_~node4__m4~24#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5421: havoc main_~node3__m3~8#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1986: havoc main_~node4__m4~8#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11764: havoc main_~main____CPAchecker_TMP_0~149#1;havoc main_~__tmp_156~0#1, main_~assert__arg~155#1;havoc main_~check__tmp~159#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8330: havoc main_~node4__m4~32#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10180: havoc main_~main____CPAchecker_TMP_0~125#1;havoc main_~__tmp_132~0#1, main_~assert__arg~131#1;havoc main_~check__tmp~135#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3970: havoc main_~main____CPAchecker_TMP_0~32#1;havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~42#1;havoc main_~node4____CPAchecker_TMP_1~7#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7538: havoc main_~node3__m3~10#1;havoc main_~node2____CPAchecker_TMP_1~2#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9388: havoc main_~main____CPAchecker_TMP_0~113#1;havoc main_~__tmp_120~0#1, main_~assert__arg~119#1;havoc main_~check__tmp~123#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7274: havoc main_~node4____CPAchecker_TMP_0~20#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3178: havoc main_~main____CPAchecker_TMP_0~20#1;havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~30#1;havoc main_~node4____CPAchecker_TMP_1~4#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6746: havoc main_~node4__m4~26#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10578: havoc main_~main____CPAchecker_TMP_0~131#1;havoc main_~__tmp_138~0#1, main_~assert__arg~137#1;havoc main_~check__tmp~141#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6482: havoc main_~node3____CPAchecker_TMP_0~5#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5954: havoc main_~node4__m4~23#1;havoc main_~node3____CPAchecker_TMP_1~4#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L801: havoc main_~node3____CPAchecker_TMP_0~1#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4370: havoc main_~node4____CPAchecker_TMP_0~9#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5295: havoc main_~main____CPAchecker_TMP_0~52#1;havoc main_~__tmp_59~0#1, main_~assert__arg~58#1;havoc main_~check__tmp~62#1;havoc main_~node4____CPAchecker_TMP_1~12#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11505: havoc main_~main____CPAchecker_TMP_0~145#1;havoc main_~__tmp_152~0#1, main_~assert__arg~151#1;havoc main_~check__tmp~155#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8071: havoc main_~node4__m4~31#1;havoc main_~node3____CPAchecker_TMP_1~6#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3711: havoc main_~main____CPAchecker_TMP_0~28#1;havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~38#1;havoc main_~node4____CPAchecker_TMP_1~6#1; [2025-03-16 19:27:12,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7015: havoc main_~node4____CPAchecker_TMP_0~19#1; [2025-03-16 19:27:12,614 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2919: havoc main_~main____CPAchecker_TMP_0~16#1;havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~26#1;havoc main_~node4____CPAchecker_TMP_1~3#1; [2025-03-16 19:27:12,614 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9129: havoc main_~main____CPAchecker_TMP_0~109#1;havoc main_~__tmp_116~0#1, main_~assert__arg~115#1;havoc main_~check__tmp~119#1; [2025-03-16 19:27:12,614 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6223: havoc main_~node4____CPAchecker_TMP_0~16#1; [2025-03-16 19:27:12,614 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10319: havoc main_~main____CPAchecker_TMP_0~127#1;havoc main_~__tmp_134~0#1, main_~assert__arg~133#1;havoc main_~check__tmp~137#1; [2025-03-16 19:27:12,614 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5695: havoc main_~node4__m4~22#1; [2025-03-16 19:27:12,614 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5431: havoc main_~node3____CPAchecker_TMP_0~4#1; [2025-03-16 19:27:12,614 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9527: havoc main_~main____CPAchecker_TMP_0~115#1;havoc main_~__tmp_122~0#1, main_~assert__arg~121#1;havoc main_~check__tmp~125#1; [2025-03-16 19:27:12,614 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11246: havoc main_~main____CPAchecker_TMP_0~141#1;havoc main_~__tmp_148~0#1, main_~assert__arg~147#1;havoc main_~check__tmp~151#1; [2025-03-16 19:27:12,614 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5036: havoc main_~main____CPAchecker_TMP_0~48#1;havoc main_~__tmp_55~0#1, main_~assert__arg~54#1;havoc main_~check__tmp~58#1;havoc main_~node4____CPAchecker_TMP_1~11#1; [2025-03-16 19:27:12,614 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9925: havoc main_~main____CPAchecker_TMP_0~121#1;havoc main_~__tmp_128~0#1, main_~assert__arg~127#1;havoc main_~check__tmp~131#1; [2025-03-16 19:27:12,615 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L544: havoc main_~node1__m1~2#1;havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2025-03-16 19:27:12,615 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8340: havoc main_~node4____CPAchecker_TMP_0~24#1; [2025-03-16 19:27:12,615 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7812: havoc main_~node4__m4~30#1; [2025-03-16 19:27:12,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11644: havoc main_~main____CPAchecker_TMP_0~147#1;havoc main_~__tmp_154~0#1, main_~assert__arg~153#1;havoc main_~check__tmp~157#1; [2025-03-16 19:27:12,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6491: havoc main_~node4__m4~25#1; [2025-03-16 19:27:12,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7548: havoc main_~node3____CPAchecker_TMP_0~6#1; [2025-03-16 19:27:12,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4113: havoc main_~main____CPAchecker_TMP_0~34#1;havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~44#1; [2025-03-16 19:27:12,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2660: havoc main_~main____CPAchecker_TMP_0~12#1;havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~22#1;havoc main_~node4____CPAchecker_TMP_1~2#1; [2025-03-16 19:27:12,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6756: havoc main_~node4____CPAchecker_TMP_0~18#1; [2025-03-16 19:27:12,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10060: havoc main_~main____CPAchecker_TMP_0~123#1;havoc main_~__tmp_130~0#1, main_~assert__arg~129#1;havoc main_~check__tmp~133#1; [2025-03-16 19:27:12,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5964: havoc main_~node4____CPAchecker_TMP_0~15#1; [2025-03-16 19:27:12,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9268: havoc main_~main____CPAchecker_TMP_0~111#1;havoc main_~__tmp_118~0#1, main_~assert__arg~117#1;havoc main_~check__tmp~121#1; [2025-03-16 19:27:12,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4777: havoc main_~main____CPAchecker_TMP_0~44#1;havoc main_~__tmp_51~0#1, main_~assert__arg~50#1;havoc main_~check__tmp~54#1;havoc main_~node4____CPAchecker_TMP_1~10#1; [2025-03-16 19:27:12,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3456: havoc main_~main____CPAchecker_TMP_0~24#1;havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~34#1;havoc main_~node4____CPAchecker_TMP_1~5#1; [2025-03-16 19:27:12,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8081: havoc main_~node4____CPAchecker_TMP_0~23#1; [2025-03-16 19:27:12,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8874: havoc main_~main____CPAchecker_TMP_0~105#1;havoc main_~__tmp_112~0#1, main_~assert__arg~111#1;havoc main_~check__tmp~115#1; [2025-03-16 19:27:12,617 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11385: havoc main_~main____CPAchecker_TMP_0~143#1;havoc main_~__tmp_150~0#1, main_~assert__arg~149#1;havoc main_~check__tmp~153#1; [2025-03-16 19:27:12,617 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3854: havoc main_~main____CPAchecker_TMP_0~30#1;havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~40#1; [2025-03-16 19:27:12,617 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5440: havoc main_~node4__m4~21#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3062: havoc main_~main____CPAchecker_TMP_0~18#1;havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~28#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5705: havoc main_~node4____CPAchecker_TMP_0~14#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9009: havoc main_~main____CPAchecker_TMP_0~107#1;havoc main_~__tmp_114~0#1, main_~assert__arg~113#1;havoc main_~check__tmp~117#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10991: havoc main_~main____CPAchecker_TMP_0~137#1;havoc main_~__tmp_144~0#1, main_~assert__arg~143#1;havoc main_~check__tmp~147#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8613: havoc main_~node2__m2~5#1;havoc main_~node1____CPAchecker_TMP_1~1#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7557: havoc main_~node4__m4~29#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5179: havoc main_~main____CPAchecker_TMP_0~50#1;havoc main_~__tmp_57~0#1, main_~assert__arg~56#1;havoc main_~check__tmp~60#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7822: havoc main_~node4____CPAchecker_TMP_0~22#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7426: havoc main_~main____CPAchecker_TMP_0~84#1;havoc main_~__tmp_91~0#1, main_~assert__arg~90#1;havoc main_~check__tmp~94#1;havoc main_~node4____CPAchecker_TMP_1~20#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2405: havoc main_~main____CPAchecker_TMP_0~8#1;havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~18#1;havoc main_~node4____CPAchecker_TMP_1~1#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6501: havoc main_~node4____CPAchecker_TMP_0~17#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1084: havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11126: havoc main_~main____CPAchecker_TMP_0~139#1;havoc main_~__tmp_146~0#1, main_~assert__arg~145#1;havoc main_~check__tmp~149#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9805: havoc main_~main____CPAchecker_TMP_0~119#1;havoc main_~__tmp_126~0#1, main_~assert__arg~125#1;havoc main_~check__tmp~129#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3595: havoc main_~main____CPAchecker_TMP_0~26#1;havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~36#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1878: havoc main_~check__tmp~13#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2803: havoc main_~main____CPAchecker_TMP_0~14#1;havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~24#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4522: havoc main_~main____CPAchecker_TMP_0~40#1;havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~50#1;havoc main_~node4____CPAchecker_TMP_1~9#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4920: havoc main_~main____CPAchecker_TMP_0~46#1;havoc main_~__tmp_53~0#1, main_~assert__arg~52#1;havoc main_~check__tmp~56#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7167: havoc main_~main____CPAchecker_TMP_0~80#1;havoc main_~__tmp_87~0#1, main_~assert__arg~86#1;havoc main_~check__tmp~90#1;havoc main_~node4____CPAchecker_TMP_1~19#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5450: havoc main_~node4____CPAchecker_TMP_0~13#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6375: havoc main_~main____CPAchecker_TMP_0~68#1;havoc main_~__tmp_75~0#1, main_~assert__arg~74#1;havoc main_~check__tmp~78#1;havoc main_~node4____CPAchecker_TMP_1~16#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1222: havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~5#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8754: havoc main_~main____CPAchecker_TMP_0~103#1;havoc main_~__tmp_110~0#1, main_~assert__arg~109#1;havoc main_~check__tmp~113#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2544: havoc main_~main____CPAchecker_TMP_0~10#1;havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~20#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L563: havoc main_~node2__m2~2#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1488: havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~8#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8623: havoc main_~node2____CPAchecker_TMP_0~3#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7567: havoc main_~node4____CPAchecker_TMP_0~21#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8492: havoc main_~main____CPAchecker_TMP_0~100#1;havoc main_~__tmp_107~0#1, main_~assert__arg~106#1;havoc main_~check__tmp~110#1;havoc main_~node4____CPAchecker_TMP_1~24#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L829: havoc main_~node3____CPAchecker_TMP_1~0#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4661: havoc main_~main____CPAchecker_TMP_0~42#1;havoc main_~__tmp_49~0#1, main_~assert__arg~48#1;havoc main_~check__tmp~52#1; [2025-03-16 19:27:12,618 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10871: havoc main_~main____CPAchecker_TMP_0~135#1;havoc main_~__tmp_142~0#1, main_~assert__arg~141#1;havoc main_~check__tmp~145#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1358: havoc main_~main____CPAchecker_TMP_0~5#1;havoc main_~__tmp_7~0#1, main_~assert__arg~6#1;havoc main_~check__tmp~6#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3340: havoc main_~main____CPAchecker_TMP_0~22#1;havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~32#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6908: havoc main_~main____CPAchecker_TMP_0~76#1;havoc main_~__tmp_83~0#1, main_~assert__arg~82#1;havoc main_~check__tmp~86#1;havoc main_~node4____CPAchecker_TMP_1~18#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10476: havoc main_~node4__m4~40#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6116: havoc main_~main____CPAchecker_TMP_0~64#1;havoc main_~__tmp_71~0#1, main_~assert__arg~70#1;havoc main_~check__tmp~74#1;havoc main_~node4____CPAchecker_TMP_1~15#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9684: havoc main_~node3__m3~12#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2022: havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~14#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8233: havoc main_~main____CPAchecker_TMP_0~96#1;havoc main_~__tmp_103~0#1, main_~assert__arg~102#1;havoc main_~check__tmp~106#1;havoc main_~node4____CPAchecker_TMP_1~23#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1759: havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~11#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7310: havoc main_~main____CPAchecker_TMP_0~82#1;havoc main_~__tmp_89~0#1, main_~assert__arg~88#1;havoc main_~check__tmp~92#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10217: havoc main_~node4__m4~39#1;havoc main_~node3____CPAchecker_TMP_1~8#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5857: havoc main_~main____CPAchecker_TMP_0~60#1;havoc main_~__tmp_67~0#1, main_~assert__arg~66#1;havoc main_~check__tmp~70#1;havoc main_~node4____CPAchecker_TMP_1~14#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L440: havoc main_~node1__m1~1#1;havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9425: havoc main_~node4__m4~36#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8633: havoc main_~node3__m3~11#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4406: havoc main_~main____CPAchecker_TMP_0~38#1;havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~48#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7974: havoc main_~main____CPAchecker_TMP_0~92#1;havoc main_~__tmp_99~0#1, main_~assert__arg~98#1;havoc main_~check__tmp~102#1;havoc main_~node4____CPAchecker_TMP_1~22#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6653: havoc main_~main____CPAchecker_TMP_0~72#1;havoc main_~__tmp_79~0#1, main_~assert__arg~78#1;havoc main_~check__tmp~82#1;havoc main_~node4____CPAchecker_TMP_1~17#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11542: havoc main_~node4__m4~44#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10750: havoc main_~node3__m3~13#1;havoc main_~node2____CPAchecker_TMP_1~3#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10486: havoc main_~node4____CPAchecker_TMP_0~32#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L973: havoc main_~node1____CPAchecker_TMP_0~1#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7051: havoc main_~main____CPAchecker_TMP_0~78#1;havoc main_~__tmp_85~0#1, main_~assert__arg~84#1;havoc main_~check__tmp~88#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9958: havoc main_~node4__m4~38#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9694: havoc main_~node3____CPAchecker_TMP_0~8#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6259: havoc main_~main____CPAchecker_TMP_0~66#1;havoc main_~__tmp_73~0#1, main_~assert__arg~72#1;havoc main_~check__tmp~76#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9166: havoc main_~node4__m4~35#1;havoc main_~node3____CPAchecker_TMP_1~7#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1637: havoc main_~node2__m2~3#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8376: havoc main_~main____CPAchecker_TMP_0~98#1;havoc main_~__tmp_105~0#1, main_~assert__arg~104#1;havoc main_~check__tmp~108#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11283: havoc main_~node4__m4~43#1;havoc main_~node3____CPAchecker_TMP_1~9#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L581: havoc main_~node3__m3~2#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5602: havoc main_~main____CPAchecker_TMP_0~56#1;havoc main_~__tmp_63~0#1, main_~assert__arg~62#1;havoc main_~check__tmp~66#1;havoc main_~node4____CPAchecker_TMP_1~13#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10227: havoc main_~node4____CPAchecker_TMP_0~31#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6792: havoc main_~main____CPAchecker_TMP_0~74#1;havoc main_~__tmp_81~0#1, main_~assert__arg~80#1;havoc main_~check__tmp~84#1; [2025-03-16 19:27:12,619 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9435: havoc main_~node4____CPAchecker_TMP_0~28#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8907: havoc main_~node4__m4~34#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6000: havoc main_~main____CPAchecker_TMP_0~62#1;havoc main_~__tmp_69~0#1, main_~assert__arg~68#1;havoc main_~check__tmp~72#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L715: havoc main_~node4____CPAchecker_TMP_0~1#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8643: havoc main_~node3____CPAchecker_TMP_0~7#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7719: havoc main_~main____CPAchecker_TMP_0~88#1;havoc main_~__tmp_95~0#1, main_~assert__arg~94#1;havoc main_~check__tmp~98#1;havoc main_~node4____CPAchecker_TMP_1~21#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11552: havoc main_~node4____CPAchecker_TMP_0~36#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8117: havoc main_~main____CPAchecker_TMP_0~94#1;havoc main_~__tmp_101~0#1, main_~assert__arg~100#1;havoc main_~check__tmp~104#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11024: havoc main_~node4__m4~42#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10760: havoc main_~node3____CPAchecker_TMP_0~9#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9703: havoc main_~node4__m4~37#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9968: havoc main_~node4____CPAchecker_TMP_0~30#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2173: havoc main_~check__tmp~16#1;havoc main_~node4__m4~9#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9176: havoc main_~node4____CPAchecker_TMP_0~27#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5741: havoc main_~main____CPAchecker_TMP_0~58#1;havoc main_~__tmp_65~0#1, main_~assert__arg~64#1;havoc main_~check__tmp~68#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4289: havoc main_~main____CPAchecker_TMP_0~37#1;havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~47#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L458: havoc main_~node2__m2~1#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11293: havoc main_~node4____CPAchecker_TMP_0~35#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7858: havoc main_~main____CPAchecker_TMP_0~90#1;havoc main_~__tmp_97~0#1, main_~assert__arg~96#1;havoc main_~check__tmp~100#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L327: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6537: havoc main_~main____CPAchecker_TMP_0~70#1;havoc main_~__tmp_77~0#1, main_~assert__arg~76#1;havoc main_~check__tmp~80#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8652: havoc main_~node4__m4~33#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8917: havoc main_~node4____CPAchecker_TMP_0~26#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4030: havoc main_~main____CPAchecker_TMP_0~33#1;havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~43#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10769: havoc main_~node4__m4~41#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3238: havoc main_~main____CPAchecker_TMP_0~21#1;havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~31#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11034: havoc main_~node4____CPAchecker_TMP_0~34#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1521: havoc main_~check__tmp~9#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9713: havoc main_~node4____CPAchecker_TMP_0~29#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10638: havoc main_~main____CPAchecker_TMP_0~132#1;havoc main_~__tmp_139~0#1, main_~assert__arg~138#1;havoc main_~check__tmp~142#1;havoc main_~node4____CPAchecker_TMP_1~32#1; [2025-03-16 19:27:12,620 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1654: havoc main_~node3__m3~4#1; [2025-03-16 19:27:12,621 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5486: havoc main_~main____CPAchecker_TMP_0~54#1;havoc main_~__tmp_61~0#1, main_~assert__arg~60#1;havoc main_~check__tmp~64#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5355: havoc main_~main____CPAchecker_TMP_0~53#1;havoc main_~__tmp_60~0#1, main_~assert__arg~59#1;havoc main_~check__tmp~63#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L599: havoc main_~node4__m4~2#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3771: havoc main_~main____CPAchecker_TMP_0~29#1;havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~39#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7603: havoc main_~main____CPAchecker_TMP_0~86#1;havoc main_~__tmp_93~0#1, main_~assert__arg~92#1;havoc main_~check__tmp~96#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2979: havoc main_~main____CPAchecker_TMP_0~17#1;havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~27#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L337: havoc main_~node1____CPAchecker_TMP_0~0#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10379: havoc main_~main____CPAchecker_TMP_0~128#1;havoc main_~__tmp_135~0#1, main_~assert__arg~134#1;havoc main_~check__tmp~138#1;havoc main_~node4____CPAchecker_TMP_1~31#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4169: havoc main_~main____CPAchecker_TMP_0~35#1;havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~45#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2055: havoc main_~check__tmp~15#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9587: havoc main_~main____CPAchecker_TMP_0~116#1;havoc main_~__tmp_123~0#1, main_~assert__arg~122#1;havoc main_~check__tmp~126#1;havoc main_~node4____CPAchecker_TMP_1~28#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8662: havoc main_~node4____CPAchecker_TMP_0~25#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5096: havoc main_~main____CPAchecker_TMP_0~49#1;havoc main_~__tmp_56~0#1, main_~assert__arg~55#1;havoc main_~check__tmp~59#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~node1____CPAchecker_TMP_1~0#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10779: havoc main_~node4____CPAchecker_TMP_0~33#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11704: havoc main_~main____CPAchecker_TMP_0~148#1;havoc main_~__tmp_155~0#1, main_~assert__arg~154#1;havoc main_~check__tmp~158#1;havoc main_~node4____CPAchecker_TMP_1~36#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1134: havoc main_~node4__m4~3#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2720: havoc main_~main____CPAchecker_TMP_0~13#1;havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~23#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3910: havoc main_~main____CPAchecker_TMP_0~31#1;havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~41#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10120: havoc main_~main____CPAchecker_TMP_0~124#1;havoc main_~__tmp_131~0#1, main_~assert__arg~130#1;havoc main_~check__tmp~134#1;havoc main_~node4____CPAchecker_TMP_1~30#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L475: havoc main_~node3__m3~1#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3118: havoc main_~main____CPAchecker_TMP_0~19#1;havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~29#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9328: havoc main_~main____CPAchecker_TMP_0~112#1;havoc main_~__tmp_119~0#1, main_~assert__arg~118#1;havoc main_~check__tmp~122#1;havoc main_~node4____CPAchecker_TMP_1~27#1; [2025-03-16 19:27:12,622 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4837: havoc main_~main____CPAchecker_TMP_0~45#1;havoc main_~__tmp_52~0#1, main_~assert__arg~51#1;havoc main_~check__tmp~55#1; [2025-03-16 19:27:12,623 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3516: havoc main_~main____CPAchecker_TMP_0~25#1;havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~35#1; [2025-03-16 19:27:12,623 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1402: havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~7#1; [2025-03-16 19:27:12,623 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11445: havoc main_~main____CPAchecker_TMP_0~144#1;havoc main_~__tmp_151~0#1, main_~assert__arg~150#1;havoc main_~check__tmp~154#1;havoc main_~node4____CPAchecker_TMP_1~35#1; [2025-03-16 19:27:12,623 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5235: havoc main_~main____CPAchecker_TMP_0~51#1;havoc main_~__tmp_58~0#1, main_~assert__arg~57#1;havoc main_~check__tmp~61#1; [2025-03-16 19:27:12,623 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L743: havoc main_~node4____CPAchecker_TMP_1~0#1; [2025-03-16 19:27:12,623 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L347: havoc main_~node2__m2~0#1; [2025-03-16 19:27:12,623 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3651: havoc main_~main____CPAchecker_TMP_0~27#1;havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~37#1; [2025-03-16 19:27:12,623 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10522: havoc main_~main____CPAchecker_TMP_0~130#1;havoc main_~__tmp_137~0#1, main_~assert__arg~136#1;havoc main_~check__tmp~140#1; [2025-03-16 19:27:12,624 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9069: havoc main_~main____CPAchecker_TMP_0~108#1;havoc main_~__tmp_115~0#1, main_~assert__arg~114#1;havoc main_~check__tmp~118#1;havoc main_~node4____CPAchecker_TMP_1~26#1; [2025-03-16 19:27:12,624 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2859: havoc main_~main____CPAchecker_TMP_0~15#1;havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~25#1; [2025-03-16 19:27:12,624 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1671: havoc main_~node4__m4~6#1; [2025-03-16 19:27:12,624 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7486: havoc main_~main____CPAchecker_TMP_0~85#1;havoc main_~__tmp_92~0#1, main_~assert__arg~91#1;havoc main_~check__tmp~95#1; [2025-03-16 19:27:12,624 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2465: havoc main_~main____CPAchecker_TMP_0~9#1;havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~19#1; [2025-03-16 19:27:12,624 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11186: havoc main_~main____CPAchecker_TMP_0~140#1;havoc main_~__tmp_147~0#1, main_~assert__arg~146#1;havoc main_~check__tmp~150#1;havoc main_~node4____CPAchecker_TMP_1~34#1; [2025-03-16 19:27:12,624 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4976: havoc main_~main____CPAchecker_TMP_0~47#1;havoc main_~__tmp_54~0#1, main_~assert__arg~53#1;havoc main_~check__tmp~57#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9865: havoc main_~main____CPAchecker_TMP_0~120#1;havoc main_~__tmp_127~0#1, main_~assert__arg~126#1;havoc main_~check__tmp~130#1;havoc main_~node4____CPAchecker_TMP_1~29#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10263: havoc main_~main____CPAchecker_TMP_0~126#1;havoc main_~__tmp_133~0#1, main_~assert__arg~132#1;havoc main_~check__tmp~136#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2600: havoc main_~main____CPAchecker_TMP_0~11#1;havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~21#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4582: havoc main_~main____CPAchecker_TMP_0~41#1;havoc main_~__tmp_48~0#1, main_~assert__arg~47#1;havoc main_~check__tmp~51#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9471: havoc main_~main____CPAchecker_TMP_0~114#1;havoc main_~__tmp_121~0#1, main_~assert__arg~120#1;havoc main_~check__tmp~124#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1809: havoc main_~node4__m4~7#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7227: havoc main_~main____CPAchecker_TMP_0~81#1;havoc main_~__tmp_88~0#1, main_~assert__arg~87#1;havoc main_~check__tmp~91#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4717: havoc main_~main____CPAchecker_TMP_0~43#1;havoc main_~__tmp_50~0#1, main_~assert__arg~49#1;havoc main_~check__tmp~53#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11588: havoc main_~main____CPAchecker_TMP_0~146#1;havoc main_~__tmp_153~0#1, main_~assert__arg~152#1;havoc main_~check__tmp~156#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L357: havoc main_~node2____CPAchecker_TMP_0~0#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3396: havoc main_~main____CPAchecker_TMP_0~23#1;havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~33#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6435: havoc main_~main____CPAchecker_TMP_0~69#1;havoc main_~__tmp_76~0#1, main_~assert__arg~75#1;havoc main_~check__tmp~79#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8814: havoc main_~main____CPAchecker_TMP_0~104#1;havoc main_~__tmp_111~0#1, main_~assert__arg~110#1;havoc main_~check__tmp~114#1;havoc main_~node4____CPAchecker_TMP_1~25#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10004: havoc main_~main____CPAchecker_TMP_0~122#1;havoc main_~__tmp_129~0#1, main_~assert__arg~128#1;havoc main_~check__tmp~132#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L887: havoc main_~node2____CPAchecker_TMP_0~1#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9212: havoc main_~main____CPAchecker_TMP_0~110#1;havoc main_~__tmp_117~0#1, main_~assert__arg~116#1;havoc main_~check__tmp~120#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L492: havoc main_~node4__m4~1#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8552: havoc main_~main____CPAchecker_TMP_0~101#1;havoc main_~__tmp_108~0#1, main_~assert__arg~107#1;havoc main_~check__tmp~111#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10931: havoc main_~main____CPAchecker_TMP_0~136#1;havoc main_~__tmp_143~0#1, main_~assert__arg~142#1;havoc main_~check__tmp~146#1;havoc main_~node4____CPAchecker_TMP_1~33#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6968: havoc main_~main____CPAchecker_TMP_0~77#1;havoc main_~__tmp_84~0#1, main_~assert__arg~83#1;havoc main_~check__tmp~87#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6176: havoc main_~main____CPAchecker_TMP_0~65#1;havoc main_~__tmp_72~0#1, main_~assert__arg~71#1;havoc main_~check__tmp~75#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11329: havoc main_~main____CPAchecker_TMP_0~142#1;havoc main_~__tmp_149~0#1, main_~assert__arg~148#1;havoc main_~check__tmp~152#1; [2025-03-16 19:27:12,625 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7366: havoc main_~main____CPAchecker_TMP_0~83#1;havoc main_~__tmp_90~0#1, main_~assert__arg~89#1;havoc main_~check__tmp~93#1; [2025-03-16 19:27:12,626 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2345: havoc main_~main____CPAchecker_TMP_0~7#1;havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~17#1; [2025-03-16 19:27:12,626 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8953: havoc main_~main____CPAchecker_TMP_0~106#1;havoc main_~__tmp_113~0#1, main_~assert__arg~112#1;havoc main_~check__tmp~116#1; [2025-03-16 19:27:12,626 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8293: havoc main_~main____CPAchecker_TMP_0~97#1;havoc main_~__tmp_104~0#1, main_~assert__arg~103#1;havoc main_~check__tmp~107#1; [2025-03-16 19:27:12,914 INFO L? ?]: Removed 1280 outVars from TransFormulas that were not future-live. [2025-03-16 19:27:12,914 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 19:27:12,948 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 19:27:12,949 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 19:27:12,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 07:27:12 BoogieIcfgContainer [2025-03-16 19:27:12,950 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 19:27:12,952 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 19:27:12,952 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 19:27:12,955 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 19:27:12,955 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 07:27:08" (1/3) ... [2025-03-16 19:27:12,956 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ea16d50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 07:27:12, skipping insertion in model container [2025-03-16 19:27:12,956 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:27:09" (2/3) ... [2025-03-16 19:27:12,956 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ea16d50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 07:27:12, skipping insertion in model container [2025-03-16 19:27:12,956 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 07:27:12" (3/3) ... [2025-03-16 19:27:12,957 INFO L128 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2025-03-16 19:27:12,967 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 19:27:12,969 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c that has 1 procedures, 1105 locations, 1 initial locations, 0 loop locations, and 7 error locations. [2025-03-16 19:27:13,043 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 19:27:13,052 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;@327e20b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 19:27:13,052 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2025-03-16 19:27:13,057 INFO L276 IsEmpty]: Start isEmpty. Operand has 1105 states, 1097 states have (on average 1.886052871467639) internal successors, (2069), 1104 states have internal predecessors, (2069), 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) [2025-03-16 19:27:13,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2025-03-16 19:27:13,070 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:13,071 INFO L218 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] [2025-03-16 19:27:13,071 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:13,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:13,079 INFO L85 PathProgramCache]: Analyzing trace with hash 575477502, now seen corresponding path program 1 times [2025-03-16 19:27:13,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:13,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044074982] [2025-03-16 19:27:13,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:13,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:13,181 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-16 19:27:13,280 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-16 19:27:13,280 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:13,281 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:13,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:13,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:13,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044074982] [2025-03-16 19:27:13,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044074982] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:13,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:13,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:13,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198357401] [2025-03-16 19:27:13,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:13,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:13,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:13,533 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:13,533 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:13,539 INFO L87 Difference]: Start difference. First operand has 1105 states, 1097 states have (on average 1.886052871467639) internal successors, (2069), 1104 states have internal predecessors, (2069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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) [2025-03-16 19:27:13,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:13,747 INFO L93 Difference]: Finished difference Result 1464 states and 2650 transitions. [2025-03-16 19:27:13,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:13,749 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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 63 [2025-03-16 19:27:13,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:13,766 INFO L225 Difference]: With dead ends: 1464 [2025-03-16 19:27:13,768 INFO L226 Difference]: Without dead ends: 1287 [2025-03-16 19:27:13,771 INFO L434 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 [2025-03-16 19:27:13,774 INFO L435 NwaCegarLoop]: 2054 mSDtfsCounter, 969 mSDsluCounter, 1275 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 969 SdHoareTripleChecker+Valid, 3329 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:13,776 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [969 Valid, 3329 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 19:27:13,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1287 states. [2025-03-16 19:27:13,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1287 to 1279. [2025-03-16 19:27:13,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1279 states, 1272 states have (on average 1.3168238993710693) internal successors, (1675), 1278 states have internal predecessors, (1675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:27:13,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1279 states and 1675 transitions. [2025-03-16 19:27:13,837 INFO L78 Accepts]: Start accepts. Automaton has 1279 states and 1675 transitions. Word has length 63 [2025-03-16 19:27:13,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:13,837 INFO L471 AbstractCegarLoop]: Abstraction has 1279 states and 1675 transitions. [2025-03-16 19:27:13,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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) [2025-03-16 19:27:13,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1675 transitions. [2025-03-16 19:27:13,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2025-03-16 19:27:13,840 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:13,840 INFO L218 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] [2025-03-16 19:27:13,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-16 19:27:13,841 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:13,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:13,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1782394162, now seen corresponding path program 1 times [2025-03-16 19:27:13,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:13,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415057687] [2025-03-16 19:27:13,841 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:13,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:13,877 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-16 19:27:13,917 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-16 19:27:13,917 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:13,917 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:14,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:14,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:14,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415057687] [2025-03-16 19:27:14,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415057687] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:14,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:14,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 19:27:14,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293221451] [2025-03-16 19:27:14,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:14,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-16 19:27:14,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:14,074 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-16 19:27:14,074 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-16 19:27:14,074 INFO L87 Difference]: Start difference. First operand 1279 states and 1675 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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) [2025-03-16 19:27:14,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:14,616 INFO L93 Difference]: Finished difference Result 2261 states and 3055 transitions. [2025-03-16 19:27:14,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-16 19:27:14,617 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 63 [2025-03-16 19:27:14,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:14,621 INFO L225 Difference]: With dead ends: 2261 [2025-03-16 19:27:14,621 INFO L226 Difference]: Without dead ends: 1290 [2025-03-16 19:27:14,622 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:27:14,623 INFO L435 NwaCegarLoop]: 678 mSDtfsCounter, 3665 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 495 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3665 SdHoareTripleChecker+Valid, 833 SdHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:14,623 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3665 Valid, 833 Invalid, 502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 495 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:27:14,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1290 states. [2025-03-16 19:27:14,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1290 to 1282. [2025-03-16 19:27:14,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1275 states have (on average 1.3694117647058823) internal successors, (1746), 1281 states have internal predecessors, (1746), 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) [2025-03-16 19:27:14,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1746 transitions. [2025-03-16 19:27:14,652 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1746 transitions. Word has length 63 [2025-03-16 19:27:14,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:14,653 INFO L471 AbstractCegarLoop]: Abstraction has 1282 states and 1746 transitions. [2025-03-16 19:27:14,655 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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) [2025-03-16 19:27:14,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1746 transitions. [2025-03-16 19:27:14,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2025-03-16 19:27:14,659 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:14,659 INFO L218 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] [2025-03-16 19:27:14,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-16 19:27:14,659 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:14,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:14,660 INFO L85 PathProgramCache]: Analyzing trace with hash -277846864, now seen corresponding path program 1 times [2025-03-16 19:27:14,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:14,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121711258] [2025-03-16 19:27:14,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:14,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:14,691 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 64 statements into 1 equivalence classes. [2025-03-16 19:27:14,705 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 64 of 64 statements. [2025-03-16 19:27:14,705 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:14,706 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:14,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:14,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:14,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121711258] [2025-03-16 19:27:14,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121711258] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:14,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:14,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:14,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482841503] [2025-03-16 19:27:14,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:14,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:14,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:14,786 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:14,786 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:14,786 INFO L87 Difference]: Start difference. First operand 1282 states and 1746 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2025-03-16 19:27:14,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:14,831 INFO L93 Difference]: Finished difference Result 2385 states and 3308 transitions. [2025-03-16 19:27:14,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:14,831 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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 64 [2025-03-16 19:27:14,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:14,838 INFO L225 Difference]: With dead ends: 2385 [2025-03-16 19:27:14,838 INFO L226 Difference]: Without dead ends: 1816 [2025-03-16 19:27:14,840 INFO L434 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 [2025-03-16 19:27:14,841 INFO L435 NwaCegarLoop]: 1420 mSDtfsCounter, 897 mSDsluCounter, 717 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 897 SdHoareTripleChecker+Valid, 2137 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:14,842 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [897 Valid, 2137 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:27:14,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1816 states. [2025-03-16 19:27:14,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1816 to 1806. [2025-03-16 19:27:14,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1806 states, 1799 states have (on average 1.358532518065592) internal successors, (2444), 1805 states have internal predecessors, (2444), 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) [2025-03-16 19:27:14,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1806 states and 2444 transitions. [2025-03-16 19:27:14,887 INFO L78 Accepts]: Start accepts. Automaton has 1806 states and 2444 transitions. Word has length 64 [2025-03-16 19:27:14,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:14,887 INFO L471 AbstractCegarLoop]: Abstraction has 1806 states and 2444 transitions. [2025-03-16 19:27:14,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2025-03-16 19:27:14,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2444 transitions. [2025-03-16 19:27:14,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2025-03-16 19:27:14,891 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:14,892 INFO L218 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] [2025-03-16 19:27:14,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-16 19:27:14,893 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:14,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:14,893 INFO L85 PathProgramCache]: Analyzing trace with hash 952574585, now seen corresponding path program 1 times [2025-03-16 19:27:14,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:14,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839379112] [2025-03-16 19:27:14,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:14,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:14,923 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 64 statements into 1 equivalence classes. [2025-03-16 19:27:14,943 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 64 of 64 statements. [2025-03-16 19:27:14,943 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:14,944 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:15,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:15,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:15,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839379112] [2025-03-16 19:27:15,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839379112] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:15,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:15,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 19:27:15,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951795932] [2025-03-16 19:27:15,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:15,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-16 19:27:15,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:15,050 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-16 19:27:15,050 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-16 19:27:15,050 INFO L87 Difference]: Start difference. First operand 1806 states and 2444 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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) [2025-03-16 19:27:15,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:15,526 INFO L93 Difference]: Finished difference Result 3176 states and 4368 transitions. [2025-03-16 19:27:15,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-16 19:27:15,526 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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 64 [2025-03-16 19:27:15,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:15,533 INFO L225 Difference]: With dead ends: 3176 [2025-03-16 19:27:15,533 INFO L226 Difference]: Without dead ends: 1974 [2025-03-16 19:27:15,535 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:27:15,537 INFO L435 NwaCegarLoop]: 568 mSDtfsCounter, 3060 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 460 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3060 SdHoareTripleChecker+Valid, 695 SdHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:15,537 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3060 Valid, 695 Invalid, 519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 460 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-16 19:27:15,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1974 states. [2025-03-16 19:27:15,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1974 to 1963. [2025-03-16 19:27:15,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1963 states, 1956 states have (on average 1.348159509202454) internal successors, (2637), 1962 states have internal predecessors, (2637), 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) [2025-03-16 19:27:15,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1963 states and 2637 transitions. [2025-03-16 19:27:15,569 INFO L78 Accepts]: Start accepts. Automaton has 1963 states and 2637 transitions. Word has length 64 [2025-03-16 19:27:15,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:15,570 INFO L471 AbstractCegarLoop]: Abstraction has 1963 states and 2637 transitions. [2025-03-16 19:27:15,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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) [2025-03-16 19:27:15,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 2637 transitions. [2025-03-16 19:27:15,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2025-03-16 19:27:15,573 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:15,573 INFO L218 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] [2025-03-16 19:27:15,573 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-16 19:27:15,573 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:15,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:15,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1861253473, now seen corresponding path program 1 times [2025-03-16 19:27:15,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:15,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149403266] [2025-03-16 19:27:15,575 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:15,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:15,610 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 64 statements into 1 equivalence classes. [2025-03-16 19:27:15,622 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 64 of 64 statements. [2025-03-16 19:27:15,623 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:15,623 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:15,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:15,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:15,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149403266] [2025-03-16 19:27:15,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149403266] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:15,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:15,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 19:27:15,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135622547] [2025-03-16 19:27:15,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:15,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-16 19:27:15,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:15,712 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-16 19:27:15,712 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-16 19:27:15,713 INFO L87 Difference]: Start difference. First operand 1963 states and 2637 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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) [2025-03-16 19:27:16,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:16,051 INFO L93 Difference]: Finished difference Result 4306 states and 5976 transitions. [2025-03-16 19:27:16,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-16 19:27:16,051 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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 64 [2025-03-16 19:27:16,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:16,058 INFO L225 Difference]: With dead ends: 4306 [2025-03-16 19:27:16,059 INFO L226 Difference]: Without dead ends: 2632 [2025-03-16 19:27:16,061 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:27:16,061 INFO L435 NwaCegarLoop]: 489 mSDtfsCounter, 2721 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2721 SdHoareTripleChecker+Valid, 646 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:16,061 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2721 Valid, 646 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 377 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-16 19:27:16,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2632 states. [2025-03-16 19:27:16,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2632 to 2624. [2025-03-16 19:27:16,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2624 states, 2617 states have (on average 1.3947267863966373) internal successors, (3650), 2623 states have internal predecessors, (3650), 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) [2025-03-16 19:27:16,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2624 states and 3650 transitions. [2025-03-16 19:27:16,104 INFO L78 Accepts]: Start accepts. Automaton has 2624 states and 3650 transitions. Word has length 64 [2025-03-16 19:27:16,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:16,104 INFO L471 AbstractCegarLoop]: Abstraction has 2624 states and 3650 transitions. [2025-03-16 19:27:16,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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) [2025-03-16 19:27:16,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 3650 transitions. [2025-03-16 19:27:16,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2025-03-16 19:27:16,106 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:16,107 INFO L218 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] [2025-03-16 19:27:16,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-16 19:27:16,107 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:16,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:16,107 INFO L85 PathProgramCache]: Analyzing trace with hash 87081511, now seen corresponding path program 1 times [2025-03-16 19:27:16,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:16,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306865935] [2025-03-16 19:27:16,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:16,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:16,125 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 65 statements into 1 equivalence classes. [2025-03-16 19:27:16,134 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 65 of 65 statements. [2025-03-16 19:27:16,134 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:16,134 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:16,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:16,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:16,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306865935] [2025-03-16 19:27:16,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306865935] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:16,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:16,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:16,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347708915] [2025-03-16 19:27:16,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:16,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:16,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:16,184 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:16,184 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:16,185 INFO L87 Difference]: Start difference. First operand 2624 states and 3650 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2025-03-16 19:27:16,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:16,235 INFO L93 Difference]: Finished difference Result 5453 states and 7688 transitions. [2025-03-16 19:27:16,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:16,235 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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 65 [2025-03-16 19:27:16,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:16,246 INFO L225 Difference]: With dead ends: 5453 [2025-03-16 19:27:16,246 INFO L226 Difference]: Without dead ends: 3655 [2025-03-16 19:27:16,249 INFO L434 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 [2025-03-16 19:27:16,251 INFO L435 NwaCegarLoop]: 962 mSDtfsCounter, 584 mSDsluCounter, 567 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 584 SdHoareTripleChecker+Valid, 1529 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:16,251 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [584 Valid, 1529 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:27:16,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3655 states. [2025-03-16 19:27:16,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3655 to 3638. [2025-03-16 19:27:16,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3638 states, 3631 states have (on average 1.375654089782429) internal successors, (4995), 3637 states have internal predecessors, (4995), 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) [2025-03-16 19:27:16,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3638 states to 3638 states and 4995 transitions. [2025-03-16 19:27:16,317 INFO L78 Accepts]: Start accepts. Automaton has 3638 states and 4995 transitions. Word has length 65 [2025-03-16 19:27:16,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:16,318 INFO L471 AbstractCegarLoop]: Abstraction has 3638 states and 4995 transitions. [2025-03-16 19:27:16,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2025-03-16 19:27:16,318 INFO L276 IsEmpty]: Start isEmpty. Operand 3638 states and 4995 transitions. [2025-03-16 19:27:16,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2025-03-16 19:27:16,322 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:16,322 INFO L218 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] [2025-03-16 19:27:16,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-16 19:27:16,322 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:16,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:16,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1720956486, now seen corresponding path program 1 times [2025-03-16 19:27:16,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:16,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815778814] [2025-03-16 19:27:16,323 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:16,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:16,344 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-03-16 19:27:16,399 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-03-16 19:27:16,400 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:16,400 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:16,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:16,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:16,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815778814] [2025-03-16 19:27:16,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815778814] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:16,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:16,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 19:27:16,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501032996] [2025-03-16 19:27:16,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:16,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-16 19:27:16,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:16,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-16 19:27:16,493 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-16 19:27:16,493 INFO L87 Difference]: Start difference. First operand 3638 states and 4995 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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) [2025-03-16 19:27:16,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:16,851 INFO L93 Difference]: Finished difference Result 8858 states and 12399 transitions. [2025-03-16 19:27:16,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-16 19:27:16,852 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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 66 [2025-03-16 19:27:16,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:16,867 INFO L225 Difference]: With dead ends: 8858 [2025-03-16 19:27:16,867 INFO L226 Difference]: Without dead ends: 5656 [2025-03-16 19:27:16,872 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:27:16,873 INFO L435 NwaCegarLoop]: 429 mSDtfsCounter, 2411 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2411 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:16,874 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2411 Valid, 582 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 343 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-16 19:27:16,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5656 states. [2025-03-16 19:27:16,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5656 to 5648. [2025-03-16 19:27:16,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5648 states, 5641 states have (on average 1.390533593334515) internal successors, (7844), 5647 states have internal predecessors, (7844), 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) [2025-03-16 19:27:16,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5648 states to 5648 states and 7844 transitions. [2025-03-16 19:27:16,992 INFO L78 Accepts]: Start accepts. Automaton has 5648 states and 7844 transitions. Word has length 66 [2025-03-16 19:27:16,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:16,992 INFO L471 AbstractCegarLoop]: Abstraction has 5648 states and 7844 transitions. [2025-03-16 19:27:16,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 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) [2025-03-16 19:27:16,992 INFO L276 IsEmpty]: Start isEmpty. Operand 5648 states and 7844 transitions. [2025-03-16 19:27:16,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2025-03-16 19:27:16,996 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:16,997 INFO L218 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] [2025-03-16 19:27:16,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-16 19:27:16,997 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:16,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:16,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1945696325, now seen corresponding path program 1 times [2025-03-16 19:27:16,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:16,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873693715] [2025-03-16 19:27:16,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:16,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:17,023 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-03-16 19:27:17,035 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-03-16 19:27:17,035 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:17,035 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:17,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:17,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:17,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873693715] [2025-03-16 19:27:17,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873693715] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:17,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:17,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:17,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447385322] [2025-03-16 19:27:17,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:17,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:17,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:17,092 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:17,092 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:17,092 INFO L87 Difference]: Start difference. First operand 5648 states and 7844 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2025-03-16 19:27:17,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:17,160 INFO L93 Difference]: Finished difference Result 12002 states and 16850 transitions. [2025-03-16 19:27:17,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:17,161 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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 66 [2025-03-16 19:27:17,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:17,186 INFO L225 Difference]: With dead ends: 12002 [2025-03-16 19:27:17,186 INFO L226 Difference]: Without dead ends: 7616 [2025-03-16 19:27:17,195 INFO L434 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 [2025-03-16 19:27:17,195 INFO L435 NwaCegarLoop]: 697 mSDtfsCounter, 400 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 1185 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:17,195 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 1185 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:27:17,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7616 states. [2025-03-16 19:27:17,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7616 to 7581. [2025-03-16 19:27:17,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7581 states, 7574 states have (on average 1.3721943490889887) internal successors, (10393), 7580 states have internal predecessors, (10393), 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) [2025-03-16 19:27:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7581 states to 7581 states and 10393 transitions. [2025-03-16 19:27:17,337 INFO L78 Accepts]: Start accepts. Automaton has 7581 states and 10393 transitions. Word has length 66 [2025-03-16 19:27:17,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:17,337 INFO L471 AbstractCegarLoop]: Abstraction has 7581 states and 10393 transitions. [2025-03-16 19:27:17,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2025-03-16 19:27:17,337 INFO L276 IsEmpty]: Start isEmpty. Operand 7581 states and 10393 transitions. [2025-03-16 19:27:17,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2025-03-16 19:27:17,345 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:17,345 INFO L218 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] [2025-03-16 19:27:17,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-16 19:27:17,345 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:17,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:17,345 INFO L85 PathProgramCache]: Analyzing trace with hash 333621455, now seen corresponding path program 1 times [2025-03-16 19:27:17,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:17,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492966392] [2025-03-16 19:27:17,346 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:17,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:17,364 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-03-16 19:27:17,381 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-03-16 19:27:17,381 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:17,381 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:17,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:17,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:17,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492966392] [2025-03-16 19:27:17,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492966392] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:17,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:17,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:27:17,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381013337] [2025-03-16 19:27:17,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:17,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-16 19:27:17,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:17,536 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-16 19:27:17,536 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:27:17,537 INFO L87 Difference]: Start difference. First operand 7581 states and 10393 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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) [2025-03-16 19:27:18,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:18,088 INFO L93 Difference]: Finished difference Result 21803 states and 30441 transitions. [2025-03-16 19:27:18,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-16 19:27:18,089 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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 67 [2025-03-16 19:27:18,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:18,130 INFO L225 Difference]: With dead ends: 21803 [2025-03-16 19:27:18,131 INFO L226 Difference]: Without dead ends: 18152 [2025-03-16 19:27:18,141 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:27:18,142 INFO L435 NwaCegarLoop]: 432 mSDtfsCounter, 3224 mSDsluCounter, 689 mSDsCounter, 0 mSdLazyCounter, 683 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3224 SdHoareTripleChecker+Valid, 1121 SdHoareTripleChecker+Invalid, 781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:18,142 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3224 Valid, 1121 Invalid, 781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 683 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-16 19:27:18,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18152 states. [2025-03-16 19:27:18,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18152 to 7649. [2025-03-16 19:27:18,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7649 states, 7642 states have (on average 1.3714996074326093) internal successors, (10481), 7648 states have internal predecessors, (10481), 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) [2025-03-16 19:27:18,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7649 states to 7649 states and 10481 transitions. [2025-03-16 19:27:18,342 INFO L78 Accepts]: Start accepts. Automaton has 7649 states and 10481 transitions. Word has length 67 [2025-03-16 19:27:18,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:18,342 INFO L471 AbstractCegarLoop]: Abstraction has 7649 states and 10481 transitions. [2025-03-16 19:27:18,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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) [2025-03-16 19:27:18,342 INFO L276 IsEmpty]: Start isEmpty. Operand 7649 states and 10481 transitions. [2025-03-16 19:27:18,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2025-03-16 19:27:18,348 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:18,348 INFO L218 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] [2025-03-16 19:27:18,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-16 19:27:18,348 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:18,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:18,349 INFO L85 PathProgramCache]: Analyzing trace with hash -1395272921, now seen corresponding path program 1 times [2025-03-16 19:27:18,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:18,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823082063] [2025-03-16 19:27:18,349 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:18,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:18,373 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-03-16 19:27:18,393 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-03-16 19:27:18,393 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:18,393 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:18,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:18,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:18,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823082063] [2025-03-16 19:27:18,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823082063] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:18,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:18,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:27:18,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132296534] [2025-03-16 19:27:18,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:18,516 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-16 19:27:18,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:18,516 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-16 19:27:18,516 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:27:18,516 INFO L87 Difference]: Start difference. First operand 7649 states and 10481 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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) [2025-03-16 19:27:19,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:19,124 INFO L93 Difference]: Finished difference Result 19873 states and 27643 transitions. [2025-03-16 19:27:19,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-16 19:27:19,124 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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 67 [2025-03-16 19:27:19,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:19,151 INFO L225 Difference]: With dead ends: 19873 [2025-03-16 19:27:19,151 INFO L226 Difference]: Without dead ends: 16404 [2025-03-16 19:27:19,159 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:27:19,160 INFO L435 NwaCegarLoop]: 426 mSDtfsCounter, 3128 mSDsluCounter, 677 mSDsCounter, 0 mSdLazyCounter, 691 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3128 SdHoareTripleChecker+Valid, 1103 SdHoareTripleChecker+Invalid, 792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:19,160 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3128 Valid, 1103 Invalid, 792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 691 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:27:19,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16404 states. [2025-03-16 19:27:19,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16404 to 7771. [2025-03-16 19:27:19,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7771 states, 7764 states have (on average 1.3708140133951572) internal successors, (10643), 7770 states have internal predecessors, (10643), 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) [2025-03-16 19:27:19,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7771 states to 7771 states and 10643 transitions. [2025-03-16 19:27:19,317 INFO L78 Accepts]: Start accepts. Automaton has 7771 states and 10643 transitions. Word has length 67 [2025-03-16 19:27:19,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:19,317 INFO L471 AbstractCegarLoop]: Abstraction has 7771 states and 10643 transitions. [2025-03-16 19:27:19,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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) [2025-03-16 19:27:19,318 INFO L276 IsEmpty]: Start isEmpty. Operand 7771 states and 10643 transitions. [2025-03-16 19:27:19,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2025-03-16 19:27:19,323 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:19,323 INFO L218 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] [2025-03-16 19:27:19,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-16 19:27:19,323 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:19,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:19,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1090890322, now seen corresponding path program 1 times [2025-03-16 19:27:19,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:19,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525344893] [2025-03-16 19:27:19,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:19,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:19,344 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-03-16 19:27:19,354 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-03-16 19:27:19,354 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:19,354 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:19,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:19,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:19,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525344893] [2025-03-16 19:27:19,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525344893] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:19,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:19,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:27:19,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067930949] [2025-03-16 19:27:19,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:19,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-16 19:27:19,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:19,459 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-16 19:27:19,459 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:27:19,459 INFO L87 Difference]: Start difference. First operand 7771 states and 10643 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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) [2025-03-16 19:27:19,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:19,915 INFO L93 Difference]: Finished difference Result 16401 states and 22622 transitions. [2025-03-16 19:27:19,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-16 19:27:19,915 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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 67 [2025-03-16 19:27:19,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:19,937 INFO L225 Difference]: With dead ends: 16401 [2025-03-16 19:27:19,937 INFO L226 Difference]: Without dead ends: 12730 [2025-03-16 19:27:19,947 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:27:19,947 INFO L435 NwaCegarLoop]: 437 mSDtfsCounter, 2880 mSDsluCounter, 622 mSDsCounter, 0 mSdLazyCounter, 594 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2880 SdHoareTripleChecker+Valid, 1059 SdHoareTripleChecker+Invalid, 683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:19,948 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2880 Valid, 1059 Invalid, 683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 594 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-16 19:27:19,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12730 states. [2025-03-16 19:27:20,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12730 to 7806. [2025-03-16 19:27:20,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7806 states, 7799 states have (on average 1.3704321066803435) internal successors, (10688), 7805 states have internal predecessors, (10688), 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) [2025-03-16 19:27:20,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7806 states to 7806 states and 10688 transitions. [2025-03-16 19:27:20,102 INFO L78 Accepts]: Start accepts. Automaton has 7806 states and 10688 transitions. Word has length 67 [2025-03-16 19:27:20,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:20,103 INFO L471 AbstractCegarLoop]: Abstraction has 7806 states and 10688 transitions. [2025-03-16 19:27:20,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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) [2025-03-16 19:27:20,103 INFO L276 IsEmpty]: Start isEmpty. Operand 7806 states and 10688 transitions. [2025-03-16 19:27:20,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2025-03-16 19:27:20,108 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:20,108 INFO L218 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] [2025-03-16 19:27:20,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-16 19:27:20,109 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:20,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:20,109 INFO L85 PathProgramCache]: Analyzing trace with hash 55944915, now seen corresponding path program 1 times [2025-03-16 19:27:20,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:20,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304463404] [2025-03-16 19:27:20,109 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:20,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:20,127 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-03-16 19:27:20,140 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-03-16 19:27:20,141 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:20,141 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:20,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:20,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:20,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304463404] [2025-03-16 19:27:20,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304463404] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:20,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:20,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:27:20,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135988672] [2025-03-16 19:27:20,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:20,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-16 19:27:20,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:20,230 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-16 19:27:20,230 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:27:20,230 INFO L87 Difference]: Start difference. First operand 7806 states and 10688 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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) [2025-03-16 19:27:20,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:20,773 INFO L93 Difference]: Finished difference Result 18042 states and 24978 transitions. [2025-03-16 19:27:20,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-16 19:27:20,773 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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 67 [2025-03-16 19:27:20,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:20,794 INFO L225 Difference]: With dead ends: 18042 [2025-03-16 19:27:20,794 INFO L226 Difference]: Without dead ends: 14837 [2025-03-16 19:27:20,802 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:27:20,802 INFO L435 NwaCegarLoop]: 405 mSDtfsCounter, 3051 mSDsluCounter, 679 mSDsCounter, 0 mSdLazyCounter, 750 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3051 SdHoareTripleChecker+Valid, 1084 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:20,802 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3051 Valid, 1084 Invalid, 851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 750 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:27:20,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14837 states. [2025-03-16 19:27:20,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14837 to 7877. [2025-03-16 19:27:20,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7877 states, 7870 states have (on average 1.3706480304955528) internal successors, (10787), 7876 states have internal predecessors, (10787), 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) [2025-03-16 19:27:20,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7877 states to 7877 states and 10787 transitions. [2025-03-16 19:27:20,969 INFO L78 Accepts]: Start accepts. Automaton has 7877 states and 10787 transitions. Word has length 67 [2025-03-16 19:27:20,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:20,969 INFO L471 AbstractCegarLoop]: Abstraction has 7877 states and 10787 transitions. [2025-03-16 19:27:20,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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) [2025-03-16 19:27:20,970 INFO L276 IsEmpty]: Start isEmpty. Operand 7877 states and 10787 transitions. [2025-03-16 19:27:20,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2025-03-16 19:27:20,975 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:20,975 INFO L218 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] [2025-03-16 19:27:20,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-16 19:27:20,976 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:20,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:20,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1673417274, now seen corresponding path program 1 times [2025-03-16 19:27:20,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:20,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041852472] [2025-03-16 19:27:20,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:20,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:20,998 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-03-16 19:27:21,044 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-03-16 19:27:21,045 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:21,045 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:21,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:21,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:21,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041852472] [2025-03-16 19:27:21,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041852472] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:21,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:21,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:27:21,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538022252] [2025-03-16 19:27:21,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:21,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-16 19:27:21,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:21,294 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-16 19:27:21,295 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:27:21,295 INFO L87 Difference]: Start difference. First operand 7877 states and 10787 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 6 states have internal predecessors, (68), 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) [2025-03-16 19:27:21,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:21,864 INFO L93 Difference]: Finished difference Result 16534 states and 22984 transitions. [2025-03-16 19:27:21,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-03-16 19:27:21,865 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 6 states have internal predecessors, (68), 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 68 [2025-03-16 19:27:21,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:21,876 INFO L225 Difference]: With dead ends: 16534 [2025-03-16 19:27:21,877 INFO L226 Difference]: Without dead ends: 11021 [2025-03-16 19:27:21,883 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:27:21,883 INFO L435 NwaCegarLoop]: 423 mSDtfsCounter, 1341 mSDsluCounter, 1036 mSDsCounter, 0 mSdLazyCounter, 994 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1341 SdHoareTripleChecker+Valid, 1459 SdHoareTripleChecker+Invalid, 1007 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:21,884 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1341 Valid, 1459 Invalid, 1007 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 994 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:27:21,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11021 states. [2025-03-16 19:27:21,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11021 to 7571. [2025-03-16 19:27:21,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7571 states, 7564 states have (on average 1.3688524590163935) internal successors, (10354), 7570 states have internal predecessors, (10354), 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) [2025-03-16 19:27:21,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7571 states to 7571 states and 10354 transitions. [2025-03-16 19:27:21,970 INFO L78 Accepts]: Start accepts. Automaton has 7571 states and 10354 transitions. Word has length 68 [2025-03-16 19:27:21,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:21,971 INFO L471 AbstractCegarLoop]: Abstraction has 7571 states and 10354 transitions. [2025-03-16 19:27:21,971 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 6 states have internal predecessors, (68), 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) [2025-03-16 19:27:21,971 INFO L276 IsEmpty]: Start isEmpty. Operand 7571 states and 10354 transitions. [2025-03-16 19:27:21,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2025-03-16 19:27:21,976 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:21,976 INFO L218 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] [2025-03-16 19:27:21,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-03-16 19:27:21,976 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:21,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:21,977 INFO L85 PathProgramCache]: Analyzing trace with hash -2067157785, now seen corresponding path program 1 times [2025-03-16 19:27:21,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:21,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928380836] [2025-03-16 19:27:21,977 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:21,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:21,995 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-03-16 19:27:22,016 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-03-16 19:27:22,016 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:22,016 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:22,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:22,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:22,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928380836] [2025-03-16 19:27:22,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928380836] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:22,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:22,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-16 19:27:22,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692969198] [2025-03-16 19:27:22,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:22,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-16 19:27:22,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:22,256 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-16 19:27:22,256 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2025-03-16 19:27:22,256 INFO L87 Difference]: Start difference. First operand 7571 states and 10354 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 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) [2025-03-16 19:27:22,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:22,928 INFO L93 Difference]: Finished difference Result 16180 states and 22463 transitions. [2025-03-16 19:27:22,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-16 19:27:22,928 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 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 68 [2025-03-16 19:27:22,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:22,939 INFO L225 Difference]: With dead ends: 16180 [2025-03-16 19:27:22,940 INFO L226 Difference]: Without dead ends: 11382 [2025-03-16 19:27:22,945 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2025-03-16 19:27:22,946 INFO L435 NwaCegarLoop]: 451 mSDtfsCounter, 2586 mSDsluCounter, 1377 mSDsCounter, 0 mSdLazyCounter, 1225 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2586 SdHoareTripleChecker+Valid, 1828 SdHoareTripleChecker+Invalid, 1246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 1225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:22,946 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2586 Valid, 1828 Invalid, 1246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 1225 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:27:22,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11382 states. [2025-03-16 19:27:23,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11382 to 7562. [2025-03-16 19:27:23,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7562 states, 7555 states have (on average 1.3682329583057578) internal successors, (10337), 7561 states have internal predecessors, (10337), 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) [2025-03-16 19:27:23,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7562 states to 7562 states and 10337 transitions. [2025-03-16 19:27:23,051 INFO L78 Accepts]: Start accepts. Automaton has 7562 states and 10337 transitions. Word has length 68 [2025-03-16 19:27:23,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:23,051 INFO L471 AbstractCegarLoop]: Abstraction has 7562 states and 10337 transitions. [2025-03-16 19:27:23,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 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) [2025-03-16 19:27:23,051 INFO L276 IsEmpty]: Start isEmpty. Operand 7562 states and 10337 transitions. [2025-03-16 19:27:23,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2025-03-16 19:27:23,057 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:23,057 INFO L218 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] [2025-03-16 19:27:23,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2025-03-16 19:27:23,058 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:23,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:23,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1631144528, now seen corresponding path program 1 times [2025-03-16 19:27:23,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:23,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534426478] [2025-03-16 19:27:23,058 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:23,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:23,086 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-03-16 19:27:23,102 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-03-16 19:27:23,102 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:23,102 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:23,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:23,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:23,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534426478] [2025-03-16 19:27:23,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534426478] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:23,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:23,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-16 19:27:23,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161803420] [2025-03-16 19:27:23,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:23,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-16 19:27:23,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:23,292 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-16 19:27:23,292 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2025-03-16 19:27:23,292 INFO L87 Difference]: Start difference. First operand 7562 states and 10337 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 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) [2025-03-16 19:27:23,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:23,939 INFO L93 Difference]: Finished difference Result 16321 states and 22668 transitions. [2025-03-16 19:27:23,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-16 19:27:23,939 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 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 68 [2025-03-16 19:27:23,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:23,948 INFO L225 Difference]: With dead ends: 16321 [2025-03-16 19:27:23,949 INFO L226 Difference]: Without dead ends: 11490 [2025-03-16 19:27:23,954 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2025-03-16 19:27:23,955 INFO L435 NwaCegarLoop]: 441 mSDtfsCounter, 2645 mSDsluCounter, 1335 mSDsCounter, 0 mSdLazyCounter, 1115 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2645 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 1115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:23,955 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2645 Valid, 1776 Invalid, 1142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 1115 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:27:23,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11490 states. [2025-03-16 19:27:24,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11490 to 7538. [2025-03-16 19:27:24,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7538 states, 7531 states have (on average 1.3674146859646794) internal successors, (10298), 7537 states have internal predecessors, (10298), 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) [2025-03-16 19:27:24,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7538 states to 7538 states and 10298 transitions. [2025-03-16 19:27:24,038 INFO L78 Accepts]: Start accepts. Automaton has 7538 states and 10298 transitions. Word has length 68 [2025-03-16 19:27:24,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:24,038 INFO L471 AbstractCegarLoop]: Abstraction has 7538 states and 10298 transitions. [2025-03-16 19:27:24,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 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) [2025-03-16 19:27:24,038 INFO L276 IsEmpty]: Start isEmpty. Operand 7538 states and 10298 transitions. [2025-03-16 19:27:24,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2025-03-16 19:27:24,041 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:24,042 INFO L218 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] [2025-03-16 19:27:24,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-03-16 19:27:24,042 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:24,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:24,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1194329158, now seen corresponding path program 1 times [2025-03-16 19:27:24,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:24,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124944929] [2025-03-16 19:27:24,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:24,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:24,062 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-03-16 19:27:24,079 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-03-16 19:27:24,083 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:24,083 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:24,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:24,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:24,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124944929] [2025-03-16 19:27:24,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124944929] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:24,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:24,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-16 19:27:24,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742373608] [2025-03-16 19:27:24,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:24,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-16 19:27:24,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:24,270 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-16 19:27:24,270 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2025-03-16 19:27:24,270 INFO L87 Difference]: Start difference. First operand 7538 states and 10298 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 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) [2025-03-16 19:27:24,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:24,932 INFO L93 Difference]: Finished difference Result 16456 states and 22844 transitions. [2025-03-16 19:27:24,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-03-16 19:27:24,932 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 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 68 [2025-03-16 19:27:24,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:24,943 INFO L225 Difference]: With dead ends: 16456 [2025-03-16 19:27:24,943 INFO L226 Difference]: Without dead ends: 11401 [2025-03-16 19:27:24,949 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2025-03-16 19:27:24,949 INFO L435 NwaCegarLoop]: 494 mSDtfsCounter, 2183 mSDsluCounter, 1776 mSDsCounter, 0 mSdLazyCounter, 1265 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2183 SdHoareTripleChecker+Valid, 2270 SdHoareTripleChecker+Invalid, 1289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 1265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:24,950 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2183 Valid, 2270 Invalid, 1289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 1265 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:27:24,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11401 states. [2025-03-16 19:27:25,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11401 to 7403. [2025-03-16 19:27:25,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7403 states, 7396 states have (on average 1.3668199026500811) internal successors, (10109), 7402 states have internal predecessors, (10109), 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) [2025-03-16 19:27:25,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7403 states to 7403 states and 10109 transitions. [2025-03-16 19:27:25,072 INFO L78 Accepts]: Start accepts. Automaton has 7403 states and 10109 transitions. Word has length 68 [2025-03-16 19:27:25,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:25,072 INFO L471 AbstractCegarLoop]: Abstraction has 7403 states and 10109 transitions. [2025-03-16 19:27:25,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 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) [2025-03-16 19:27:25,072 INFO L276 IsEmpty]: Start isEmpty. Operand 7403 states and 10109 transitions. [2025-03-16 19:27:25,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-03-16 19:27:25,076 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:25,076 INFO L218 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] [2025-03-16 19:27:25,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-03-16 19:27:25,076 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:25,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:25,078 INFO L85 PathProgramCache]: Analyzing trace with hash 51846271, now seen corresponding path program 1 times [2025-03-16 19:27:25,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:25,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177896690] [2025-03-16 19:27:25,078 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:25,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:25,100 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-16 19:27:25,145 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-16 19:27:25,145 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:25,145 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:25,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:25,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:25,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177896690] [2025-03-16 19:27:25,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177896690] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:25,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:25,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2025-03-16 19:27:25,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434502754] [2025-03-16 19:27:25,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:25,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-03-16 19:27:25,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:25,632 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-03-16 19:27:25,632 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2025-03-16 19:27:25,632 INFO L87 Difference]: Start difference. First operand 7403 states and 10109 transitions. Second operand has 13 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 12 states have internal predecessors, (69), 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) [2025-03-16 19:27:26,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:26,732 INFO L93 Difference]: Finished difference Result 23602 states and 32971 transitions. [2025-03-16 19:27:26,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-03-16 19:27:26,733 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 12 states have internal predecessors, (69), 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 69 [2025-03-16 19:27:26,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:26,751 INFO L225 Difference]: With dead ends: 23602 [2025-03-16 19:27:26,751 INFO L226 Difference]: Without dead ends: 18807 [2025-03-16 19:27:26,758 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2025-03-16 19:27:26,759 INFO L435 NwaCegarLoop]: 598 mSDtfsCounter, 4144 mSDsluCounter, 3571 mSDsCounter, 0 mSdLazyCounter, 1242 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4144 SdHoareTripleChecker+Valid, 4169 SdHoareTripleChecker+Invalid, 1269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 1242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:26,759 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4144 Valid, 4169 Invalid, 1269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 1242 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-03-16 19:27:26,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18807 states. [2025-03-16 19:27:26,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18807 to 7389. [2025-03-16 19:27:26,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7389 states, 7383 states have (on average 1.3658404442638494) internal successors, (10084), 7388 states have internal predecessors, (10084), 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) [2025-03-16 19:27:26,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7389 states to 7389 states and 10084 transitions. [2025-03-16 19:27:26,904 INFO L78 Accepts]: Start accepts. Automaton has 7389 states and 10084 transitions. Word has length 69 [2025-03-16 19:27:26,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:26,904 INFO L471 AbstractCegarLoop]: Abstraction has 7389 states and 10084 transitions. [2025-03-16 19:27:26,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.3076923076923075) internal successors, (69), 12 states have internal predecessors, (69), 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) [2025-03-16 19:27:26,905 INFO L276 IsEmpty]: Start isEmpty. Operand 7389 states and 10084 transitions. [2025-03-16 19:27:26,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-03-16 19:27:26,909 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:26,909 INFO L218 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] [2025-03-16 19:27:26,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-03-16 19:27:26,910 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:26,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:26,910 INFO L85 PathProgramCache]: Analyzing trace with hash 389778704, now seen corresponding path program 1 times [2025-03-16 19:27:26,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:26,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556476795] [2025-03-16 19:27:26,910 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:26,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:26,932 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-16 19:27:26,955 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-16 19:27:26,955 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:26,955 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:27,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:27,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:27,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556476795] [2025-03-16 19:27:27,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556476795] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:27,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:27,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-16 19:27:27,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004854945] [2025-03-16 19:27:27,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:27,340 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-16 19:27:27,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:27,340 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-16 19:27:27,340 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:27:27,341 INFO L87 Difference]: Start difference. First operand 7389 states and 10084 transitions. Second operand has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 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) [2025-03-16 19:27:27,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:27,948 INFO L93 Difference]: Finished difference Result 17495 states and 24393 transitions. [2025-03-16 19:27:27,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-16 19:27:27,949 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 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 69 [2025-03-16 19:27:27,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:27,963 INFO L225 Difference]: With dead ends: 17495 [2025-03-16 19:27:27,963 INFO L226 Difference]: Without dead ends: 12435 [2025-03-16 19:27:27,969 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=131, Invalid=375, Unknown=0, NotChecked=0, Total=506 [2025-03-16 19:27:27,970 INFO L435 NwaCegarLoop]: 612 mSDtfsCounter, 4211 mSDsluCounter, 2945 mSDsCounter, 0 mSdLazyCounter, 528 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4211 SdHoareTripleChecker+Valid, 3557 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:27,970 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4211 Valid, 3557 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 528 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-16 19:27:27,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12435 states. [2025-03-16 19:27:28,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12435 to 7104. [2025-03-16 19:27:28,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7104 states, 7100 states have (on average 1.3676056338028169) internal successors, (9710), 7103 states have internal predecessors, (9710), 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) [2025-03-16 19:27:28,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7104 states to 7104 states and 9710 transitions. [2025-03-16 19:27:28,051 INFO L78 Accepts]: Start accepts. Automaton has 7104 states and 9710 transitions. Word has length 69 [2025-03-16 19:27:28,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:28,052 INFO L471 AbstractCegarLoop]: Abstraction has 7104 states and 9710 transitions. [2025-03-16 19:27:28,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 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) [2025-03-16 19:27:28,052 INFO L276 IsEmpty]: Start isEmpty. Operand 7104 states and 9710 transitions. [2025-03-16 19:27:28,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-03-16 19:27:28,055 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:28,055 INFO L218 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] [2025-03-16 19:27:28,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-03-16 19:27:28,056 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:28,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:28,056 INFO L85 PathProgramCache]: Analyzing trace with hash -790383785, now seen corresponding path program 1 times [2025-03-16 19:27:28,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:28,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734081359] [2025-03-16 19:27:28,056 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:28,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:28,093 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-16 19:27:28,110 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-16 19:27:28,110 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:28,110 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:28,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:28,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:28,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734081359] [2025-03-16 19:27:28,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734081359] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:28,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:28,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-16 19:27:28,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844386548] [2025-03-16 19:27:28,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:28,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-16 19:27:28,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:28,448 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-16 19:27:28,448 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:27:28,448 INFO L87 Difference]: Start difference. First operand 7104 states and 9710 transitions. Second operand has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 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) [2025-03-16 19:27:28,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:28,933 INFO L93 Difference]: Finished difference Result 17192 states and 23988 transitions. [2025-03-16 19:27:28,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-16 19:27:28,933 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 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 69 [2025-03-16 19:27:28,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:28,944 INFO L225 Difference]: With dead ends: 17192 [2025-03-16 19:27:28,944 INFO L226 Difference]: Without dead ends: 12324 [2025-03-16 19:27:28,949 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2025-03-16 19:27:28,950 INFO L435 NwaCegarLoop]: 559 mSDtfsCounter, 3400 mSDsluCounter, 1918 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3400 SdHoareTripleChecker+Valid, 2477 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:28,950 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3400 Valid, 2477 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-16 19:27:28,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12324 states. [2025-03-16 19:27:29,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12324 to 7017. [2025-03-16 19:27:29,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7017 states, 7014 states have (on average 1.365839749073282) internal successors, (9580), 7016 states have internal predecessors, (9580), 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) [2025-03-16 19:27:29,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7017 states to 7017 states and 9580 transitions. [2025-03-16 19:27:29,027 INFO L78 Accepts]: Start accepts. Automaton has 7017 states and 9580 transitions. Word has length 69 [2025-03-16 19:27:29,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:29,027 INFO L471 AbstractCegarLoop]: Abstraction has 7017 states and 9580 transitions. [2025-03-16 19:27:29,027 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 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) [2025-03-16 19:27:29,028 INFO L276 IsEmpty]: Start isEmpty. Operand 7017 states and 9580 transitions. [2025-03-16 19:27:29,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-03-16 19:27:29,031 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:29,031 INFO L218 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] [2025-03-16 19:27:29,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-03-16 19:27:29,031 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:29,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:29,031 INFO L85 PathProgramCache]: Analyzing trace with hash -2000158808, now seen corresponding path program 1 times [2025-03-16 19:27:29,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:29,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172071141] [2025-03-16 19:27:29,031 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:29,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:29,049 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-16 19:27:29,066 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-16 19:27:29,066 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:29,066 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:29,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:29,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:29,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172071141] [2025-03-16 19:27:29,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172071141] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:29,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:29,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2025-03-16 19:27:29,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393442784] [2025-03-16 19:27:29,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:29,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-03-16 19:27:29,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:29,403 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-03-16 19:27:29,404 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2025-03-16 19:27:29,404 INFO L87 Difference]: Start difference. First operand 7017 states and 9580 transitions. Second operand has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 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) [2025-03-16 19:27:30,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:30,106 INFO L93 Difference]: Finished difference Result 23721 states and 33204 transitions. [2025-03-16 19:27:30,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-16 19:27:30,106 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 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 69 [2025-03-16 19:27:30,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:30,122 INFO L225 Difference]: With dead ends: 23721 [2025-03-16 19:27:30,122 INFO L226 Difference]: Without dead ends: 18721 [2025-03-16 19:27:30,128 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=130, Invalid=290, Unknown=0, NotChecked=0, Total=420 [2025-03-16 19:27:30,128 INFO L435 NwaCegarLoop]: 460 mSDtfsCounter, 3535 mSDsluCounter, 1421 mSDsCounter, 0 mSdLazyCounter, 554 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3535 SdHoareTripleChecker+Valid, 1881 SdHoareTripleChecker+Invalid, 571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:30,128 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3535 Valid, 1881 Invalid, 571 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 554 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-16 19:27:30,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18721 states. [2025-03-16 19:27:30,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18721 to 6816. [2025-03-16 19:27:30,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6816 states, 6814 states have (on average 1.3643968300557676) internal successors, (9297), 6815 states have internal predecessors, (9297), 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) [2025-03-16 19:27:30,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6816 states to 6816 states and 9297 transitions. [2025-03-16 19:27:30,230 INFO L78 Accepts]: Start accepts. Automaton has 6816 states and 9297 transitions. Word has length 69 [2025-03-16 19:27:30,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:30,230 INFO L471 AbstractCegarLoop]: Abstraction has 6816 states and 9297 transitions. [2025-03-16 19:27:30,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 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) [2025-03-16 19:27:30,230 INFO L276 IsEmpty]: Start isEmpty. Operand 6816 states and 9297 transitions. [2025-03-16 19:27:30,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2025-03-16 19:27:30,233 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:30,233 INFO L218 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] [2025-03-16 19:27:30,233 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2025-03-16 19:27:30,234 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:30,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:30,234 INFO L85 PathProgramCache]: Analyzing trace with hash -721761981, now seen corresponding path program 1 times [2025-03-16 19:27:30,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:30,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779636490] [2025-03-16 19:27:30,234 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:30,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:30,261 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 71 statements into 1 equivalence classes. [2025-03-16 19:27:30,266 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 71 of 71 statements. [2025-03-16 19:27:30,266 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:30,266 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:30,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:30,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:30,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779636490] [2025-03-16 19:27:30,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779636490] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:30,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:30,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:30,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708050724] [2025-03-16 19:27:30,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:30,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:30,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:30,291 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:30,291 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:30,291 INFO L87 Difference]: Start difference. First operand 6816 states and 9297 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2025-03-16 19:27:30,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:30,424 INFO L93 Difference]: Finished difference Result 13900 states and 19187 transitions. [2025-03-16 19:27:30,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:30,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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 71 [2025-03-16 19:27:30,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:30,433 INFO L225 Difference]: With dead ends: 13900 [2025-03-16 19:27:30,433 INFO L226 Difference]: Without dead ends: 9714 [2025-03-16 19:27:30,436 INFO L434 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 [2025-03-16 19:27:30,438 INFO L435 NwaCegarLoop]: 384 mSDtfsCounter, 380 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:30,438 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [380 Valid, 525 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 19:27:30,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9714 states. [2025-03-16 19:27:30,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9714 to 9685. [2025-03-16 19:27:30,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9685 states, 9684 states have (on average 1.3854812061131763) internal successors, (13417), 9684 states have internal predecessors, (13417), 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) [2025-03-16 19:27:30,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9685 states to 9685 states and 13417 transitions. [2025-03-16 19:27:30,520 INFO L78 Accepts]: Start accepts. Automaton has 9685 states and 13417 transitions. Word has length 71 [2025-03-16 19:27:30,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:30,521 INFO L471 AbstractCegarLoop]: Abstraction has 9685 states and 13417 transitions. [2025-03-16 19:27:30,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2025-03-16 19:27:30,522 INFO L276 IsEmpty]: Start isEmpty. Operand 9685 states and 13417 transitions. [2025-03-16 19:27:30,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2025-03-16 19:27:30,531 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:30,531 INFO L218 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] [2025-03-16 19:27:30,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2025-03-16 19:27:30,532 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:30,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:30,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1710944322, now seen corresponding path program 1 times [2025-03-16 19:27:30,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:30,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291618906] [2025-03-16 19:27:30,532 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:30,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:30,551 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 85 statements into 1 equivalence classes. [2025-03-16 19:27:30,559 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 85 of 85 statements. [2025-03-16 19:27:30,559 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:30,559 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:30,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:30,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:30,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291618906] [2025-03-16 19:27:30,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291618906] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:30,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:30,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:27:30,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246679503] [2025-03-16 19:27:30,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:30,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-16 19:27:30,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:30,621 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-16 19:27:30,621 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:27:30,622 INFO L87 Difference]: Start difference. First operand 9685 states and 13417 transitions. Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 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) [2025-03-16 19:27:30,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:30,823 INFO L93 Difference]: Finished difference Result 48980 states and 69582 transitions. [2025-03-16 19:27:30,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-16 19:27:30,824 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 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 85 [2025-03-16 19:27:30,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:30,872 INFO L225 Difference]: With dead ends: 48980 [2025-03-16 19:27:30,872 INFO L226 Difference]: Without dead ends: 41121 [2025-03-16 19:27:30,890 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2025-03-16 19:27:30,893 INFO L435 NwaCegarLoop]: 406 mSDtfsCounter, 2032 mSDsluCounter, 841 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2032 SdHoareTripleChecker+Valid, 1247 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:30,893 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2032 Valid, 1247 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 19:27:30,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41121 states. [2025-03-16 19:27:31,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41121 to 17542. [2025-03-16 19:27:31,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17542 states, 17541 states have (on average 1.389829542215381) internal successors, (24379), 17541 states have internal predecessors, (24379), 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) [2025-03-16 19:27:31,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17542 states to 17542 states and 24379 transitions. [2025-03-16 19:27:31,240 INFO L78 Accepts]: Start accepts. Automaton has 17542 states and 24379 transitions. Word has length 85 [2025-03-16 19:27:31,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:31,240 INFO L471 AbstractCegarLoop]: Abstraction has 17542 states and 24379 transitions. [2025-03-16 19:27:31,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 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) [2025-03-16 19:27:31,240 INFO L276 IsEmpty]: Start isEmpty. Operand 17542 states and 24379 transitions. [2025-03-16 19:27:31,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2025-03-16 19:27:31,254 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:31,254 INFO L218 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] [2025-03-16 19:27:31,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2025-03-16 19:27:31,255 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:31,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:31,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1529251041, now seen corresponding path program 1 times [2025-03-16 19:27:31,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:31,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40978985] [2025-03-16 19:27:31,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:31,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:31,276 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 86 statements into 1 equivalence classes. [2025-03-16 19:27:31,287 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 86 of 86 statements. [2025-03-16 19:27:31,288 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:31,288 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:31,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:31,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:31,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40978985] [2025-03-16 19:27:31,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40978985] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:31,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:31,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:27:31,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276869934] [2025-03-16 19:27:31,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:31,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-16 19:27:31,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:31,381 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-16 19:27:31,381 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:27:31,381 INFO L87 Difference]: Start difference. First operand 17542 states and 24379 transitions. Second operand has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 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) [2025-03-16 19:27:31,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:31,583 INFO L93 Difference]: Finished difference Result 29816 states and 41350 transitions. [2025-03-16 19:27:31,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-16 19:27:31,584 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 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 86 [2025-03-16 19:27:31,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:31,605 INFO L225 Difference]: With dead ends: 29816 [2025-03-16 19:27:31,605 INFO L226 Difference]: Without dead ends: 20222 [2025-03-16 19:27:31,616 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:27:31,617 INFO L435 NwaCegarLoop]: 678 mSDtfsCounter, 936 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 1277 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:31,617 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [936 Valid, 1277 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 19:27:31,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20222 states. [2025-03-16 19:27:31,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20222 to 14918. [2025-03-16 19:27:31,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14918 states, 14917 states have (on average 1.368773882147885) internal successors, (20418), 14917 states have internal predecessors, (20418), 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) [2025-03-16 19:27:31,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14918 states to 14918 states and 20418 transitions. [2025-03-16 19:27:31,833 INFO L78 Accepts]: Start accepts. Automaton has 14918 states and 20418 transitions. Word has length 86 [2025-03-16 19:27:31,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:31,833 INFO L471 AbstractCegarLoop]: Abstraction has 14918 states and 20418 transitions. [2025-03-16 19:27:31,833 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 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) [2025-03-16 19:27:31,833 INFO L276 IsEmpty]: Start isEmpty. Operand 14918 states and 20418 transitions. [2025-03-16 19:27:31,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2025-03-16 19:27:31,843 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:31,843 INFO L218 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] [2025-03-16 19:27:31,843 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2025-03-16 19:27:31,843 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:31,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:31,843 INFO L85 PathProgramCache]: Analyzing trace with hash -887772638, now seen corresponding path program 1 times [2025-03-16 19:27:31,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:31,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305300399] [2025-03-16 19:27:31,844 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:31,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:31,860 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes. [2025-03-16 19:27:31,868 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements. [2025-03-16 19:27:31,868 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:31,868 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:31,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:31,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:31,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305300399] [2025-03-16 19:27:31,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305300399] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:31,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:31,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:31,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850140535] [2025-03-16 19:27:31,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:31,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:31,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:31,918 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:31,918 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:31,918 INFO L87 Difference]: Start difference. First operand 14918 states and 20418 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 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) [2025-03-16 19:27:32,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:32,002 INFO L93 Difference]: Finished difference Result 40550 states and 55916 transitions. [2025-03-16 19:27:32,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:32,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 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 87 [2025-03-16 19:27:32,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:32,032 INFO L225 Difference]: With dead ends: 40550 [2025-03-16 19:27:32,032 INFO L226 Difference]: Without dead ends: 27324 [2025-03-16 19:27:32,049 INFO L434 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 [2025-03-16 19:27:32,050 INFO L435 NwaCegarLoop]: 522 mSDtfsCounter, 154 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 882 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:32,050 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 882 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:27:32,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27324 states. [2025-03-16 19:27:32,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27324 to 25682. [2025-03-16 19:27:32,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25682 states, 25681 states have (on average 1.364822242124528) internal successors, (35050), 25681 states have internal predecessors, (35050), 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) [2025-03-16 19:27:32,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25682 states to 25682 states and 35050 transitions. [2025-03-16 19:27:32,500 INFO L78 Accepts]: Start accepts. Automaton has 25682 states and 35050 transitions. Word has length 87 [2025-03-16 19:27:32,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:32,500 INFO L471 AbstractCegarLoop]: Abstraction has 25682 states and 35050 transitions. [2025-03-16 19:27:32,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 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) [2025-03-16 19:27:32,500 INFO L276 IsEmpty]: Start isEmpty. Operand 25682 states and 35050 transitions. [2025-03-16 19:27:32,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2025-03-16 19:27:32,509 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:32,509 INFO L218 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] [2025-03-16 19:27:32,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2025-03-16 19:27:32,509 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:32,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:32,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1443417364, now seen corresponding path program 1 times [2025-03-16 19:27:32,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:32,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446791030] [2025-03-16 19:27:32,510 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:32,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:32,526 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 88 statements into 1 equivalence classes. [2025-03-16 19:27:32,534 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 88 of 88 statements. [2025-03-16 19:27:32,534 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:32,534 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:32,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:32,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:32,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446791030] [2025-03-16 19:27:32,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446791030] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:32,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:32,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:32,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974699882] [2025-03-16 19:27:32,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:32,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:32,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:32,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:32,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:32,584 INFO L87 Difference]: Start difference. First operand 25682 states and 35050 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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) [2025-03-16 19:27:32,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:32,785 INFO L93 Difference]: Finished difference Result 68534 states and 93844 transitions. [2025-03-16 19:27:32,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:32,785 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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 88 [2025-03-16 19:27:32,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:32,827 INFO L225 Difference]: With dead ends: 68534 [2025-03-16 19:27:32,827 INFO L226 Difference]: Without dead ends: 44544 [2025-03-16 19:27:32,849 INFO L434 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 [2025-03-16 19:27:32,850 INFO L435 NwaCegarLoop]: 504 mSDtfsCounter, 142 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 871 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:32,850 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 871 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:27:32,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44544 states. [2025-03-16 19:27:33,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44544 to 40510. [2025-03-16 19:27:33,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40510 states, 40509 states have (on average 1.356686168505764) internal successors, (54958), 40509 states have internal predecessors, (54958), 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) [2025-03-16 19:27:33,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40510 states to 40510 states and 54958 transitions. [2025-03-16 19:27:33,396 INFO L78 Accepts]: Start accepts. Automaton has 40510 states and 54958 transitions. Word has length 88 [2025-03-16 19:27:33,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:33,396 INFO L471 AbstractCegarLoop]: Abstraction has 40510 states and 54958 transitions. [2025-03-16 19:27:33,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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) [2025-03-16 19:27:33,396 INFO L276 IsEmpty]: Start isEmpty. Operand 40510 states and 54958 transitions. [2025-03-16 19:27:33,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2025-03-16 19:27:33,405 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:33,405 INFO L218 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] [2025-03-16 19:27:33,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2025-03-16 19:27:33,406 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:33,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:33,407 INFO L85 PathProgramCache]: Analyzing trace with hash -248661432, now seen corresponding path program 1 times [2025-03-16 19:27:33,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:33,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074822967] [2025-03-16 19:27:33,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:33,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:33,434 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 89 statements into 1 equivalence classes. [2025-03-16 19:27:33,450 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 89 of 89 statements. [2025-03-16 19:27:33,451 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:33,451 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:33,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:33,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:33,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074822967] [2025-03-16 19:27:33,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074822967] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:33,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:33,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:33,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256673846] [2025-03-16 19:27:33,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:33,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:33,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:33,525 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:33,525 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:33,525 INFO L87 Difference]: Start difference. First operand 40510 states and 54958 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2025-03-16 19:27:33,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:33,761 INFO L93 Difference]: Finished difference Result 61195 states and 82945 transitions. [2025-03-16 19:27:33,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:33,764 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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 89 [2025-03-16 19:27:33,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:33,815 INFO L225 Difference]: With dead ends: 61195 [2025-03-16 19:27:33,816 INFO L226 Difference]: Without dead ends: 38000 [2025-03-16 19:27:33,837 INFO L434 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 [2025-03-16 19:27:33,837 INFO L435 NwaCegarLoop]: 530 mSDtfsCounter, 241 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 916 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:33,839 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 916 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:27:33,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38000 states. [2025-03-16 19:27:34,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38000 to 37998. [2025-03-16 19:27:34,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37998 states, 37997 states have (on average 1.3487906940021581) internal successors, (51250), 37997 states have internal predecessors, (51250), 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) [2025-03-16 19:27:34,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37998 states to 37998 states and 51250 transitions. [2025-03-16 19:27:34,285 INFO L78 Accepts]: Start accepts. Automaton has 37998 states and 51250 transitions. Word has length 89 [2025-03-16 19:27:34,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:34,285 INFO L471 AbstractCegarLoop]: Abstraction has 37998 states and 51250 transitions. [2025-03-16 19:27:34,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2025-03-16 19:27:34,286 INFO L276 IsEmpty]: Start isEmpty. Operand 37998 states and 51250 transitions. [2025-03-16 19:27:34,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2025-03-16 19:27:34,294 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:34,294 INFO L218 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] [2025-03-16 19:27:34,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2025-03-16 19:27:34,294 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:34,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:34,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1728489679, now seen corresponding path program 1 times [2025-03-16 19:27:34,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:34,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745239913] [2025-03-16 19:27:34,295 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:34,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:34,315 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 89 statements into 1 equivalence classes. [2025-03-16 19:27:34,324 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 89 of 89 statements. [2025-03-16 19:27:34,324 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:34,325 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:34,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:34,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:34,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745239913] [2025-03-16 19:27:34,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745239913] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:34,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:34,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:34,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399910624] [2025-03-16 19:27:34,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:34,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:34,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:34,369 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:34,369 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:34,369 INFO L87 Difference]: Start difference. First operand 37998 states and 51250 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2025-03-16 19:27:34,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:34,736 INFO L93 Difference]: Finished difference Result 104522 states and 140940 transitions. [2025-03-16 19:27:34,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:34,737 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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 89 [2025-03-16 19:27:34,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:34,807 INFO L225 Difference]: With dead ends: 104522 [2025-03-16 19:27:34,808 INFO L226 Difference]: Without dead ends: 68184 [2025-03-16 19:27:34,834 INFO L434 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 [2025-03-16 19:27:34,835 INFO L435 NwaCegarLoop]: 486 mSDtfsCounter, 129 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 853 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:34,835 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 853 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:27:34,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68184 states. [2025-03-16 19:27:35,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68184 to 60358. [2025-03-16 19:27:35,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60358 states, 60357 states have (on average 1.333565286545057) internal successors, (80490), 60357 states have internal predecessors, (80490), 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) [2025-03-16 19:27:35,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60358 states to 60358 states and 80490 transitions. [2025-03-16 19:27:35,486 INFO L78 Accepts]: Start accepts. Automaton has 60358 states and 80490 transitions. Word has length 89 [2025-03-16 19:27:35,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:35,486 INFO L471 AbstractCegarLoop]: Abstraction has 60358 states and 80490 transitions. [2025-03-16 19:27:35,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2025-03-16 19:27:35,486 INFO L276 IsEmpty]: Start isEmpty. Operand 60358 states and 80490 transitions. [2025-03-16 19:27:35,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2025-03-16 19:27:35,492 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:35,492 INFO L218 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] [2025-03-16 19:27:35,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2025-03-16 19:27:35,492 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:35,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:35,492 INFO L85 PathProgramCache]: Analyzing trace with hash 2076379313, now seen corresponding path program 1 times [2025-03-16 19:27:35,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:35,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977192661] [2025-03-16 19:27:35,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:35,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:35,509 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 90 statements into 1 equivalence classes. [2025-03-16 19:27:35,514 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 90 of 90 statements. [2025-03-16 19:27:35,514 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:35,514 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:35,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:35,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:35,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977192661] [2025-03-16 19:27:35,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977192661] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:35,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:35,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:35,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877701497] [2025-03-16 19:27:35,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:35,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:35,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:35,541 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:35,541 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:35,541 INFO L87 Difference]: Start difference. First operand 60358 states and 80490 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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) [2025-03-16 19:27:35,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:35,868 INFO L93 Difference]: Finished difference Result 77857 states and 103645 transitions. [2025-03-16 19:27:35,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:35,868 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 90 [2025-03-16 19:27:35,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:35,934 INFO L225 Difference]: With dead ends: 77857 [2025-03-16 19:27:35,934 INFO L226 Difference]: Without dead ends: 54524 [2025-03-16 19:27:35,951 INFO L434 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 [2025-03-16 19:27:35,952 INFO L435 NwaCegarLoop]: 558 mSDtfsCounter, 198 mSDsluCounter, 326 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 884 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:35,952 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 884 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:27:35,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54524 states. [2025-03-16 19:27:36,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54524 to 54522. [2025-03-16 19:27:36,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54522 states, 54521 states have (on average 1.3296344527796629) internal successors, (72493), 54521 states have internal predecessors, (72493), 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) [2025-03-16 19:27:36,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54522 states to 54522 states and 72493 transitions. [2025-03-16 19:27:36,507 INFO L78 Accepts]: Start accepts. Automaton has 54522 states and 72493 transitions. Word has length 90 [2025-03-16 19:27:36,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:36,507 INFO L471 AbstractCegarLoop]: Abstraction has 54522 states and 72493 transitions. [2025-03-16 19:27:36,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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) [2025-03-16 19:27:36,507 INFO L276 IsEmpty]: Start isEmpty. Operand 54522 states and 72493 transitions. [2025-03-16 19:27:36,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2025-03-16 19:27:36,513 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:36,513 INFO L218 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] [2025-03-16 19:27:36,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2025-03-16 19:27:36,513 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:36,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:36,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1057697421, now seen corresponding path program 1 times [2025-03-16 19:27:36,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:36,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702162303] [2025-03-16 19:27:36,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:36,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:36,531 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 90 statements into 1 equivalence classes. [2025-03-16 19:27:36,542 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 90 of 90 statements. [2025-03-16 19:27:36,542 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:36,542 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:36,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:36,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:36,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702162303] [2025-03-16 19:27:36,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702162303] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:36,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:36,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:36,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474641778] [2025-03-16 19:27:36,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:36,568 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:36,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:36,568 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:36,568 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:36,568 INFO L87 Difference]: Start difference. First operand 54522 states and 72493 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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) [2025-03-16 19:27:36,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:36,872 INFO L93 Difference]: Finished difference Result 81121 states and 107802 transitions. [2025-03-16 19:27:36,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:36,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 90 [2025-03-16 19:27:36,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:36,932 INFO L225 Difference]: With dead ends: 81121 [2025-03-16 19:27:36,932 INFO L226 Difference]: Without dead ends: 46417 [2025-03-16 19:27:36,962 INFO L434 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 [2025-03-16 19:27:36,963 INFO L435 NwaCegarLoop]: 585 mSDtfsCounter, 250 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 975 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:36,963 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 975 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 19:27:36,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46417 states. [2025-03-16 19:27:37,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46417 to 46415. [2025-03-16 19:27:37,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46415 states, 46414 states have (on average 1.3234368940405912) internal successors, (61426), 46414 states have internal predecessors, (61426), 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) [2025-03-16 19:27:37,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46415 states to 46415 states and 61426 transitions. [2025-03-16 19:27:37,638 INFO L78 Accepts]: Start accepts. Automaton has 46415 states and 61426 transitions. Word has length 90 [2025-03-16 19:27:37,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:37,638 INFO L471 AbstractCegarLoop]: Abstraction has 46415 states and 61426 transitions. [2025-03-16 19:27:37,638 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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) [2025-03-16 19:27:37,638 INFO L276 IsEmpty]: Start isEmpty. Operand 46415 states and 61426 transitions. [2025-03-16 19:27:37,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2025-03-16 19:27:37,645 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:37,645 INFO L218 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] [2025-03-16 19:27:37,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2025-03-16 19:27:37,645 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:37,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:37,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1262342522, now seen corresponding path program 1 times [2025-03-16 19:27:37,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:37,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101653135] [2025-03-16 19:27:37,646 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:37,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:37,672 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 91 statements into 1 equivalence classes. [2025-03-16 19:27:37,685 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 91 of 91 statements. [2025-03-16 19:27:37,686 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:37,686 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:37,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:37,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:37,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101653135] [2025-03-16 19:27:37,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101653135] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:37,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:37,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:37,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840957326] [2025-03-16 19:27:37,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:37,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:37,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:37,766 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:37,766 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:37,766 INFO L87 Difference]: Start difference. First operand 46415 states and 61426 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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) [2025-03-16 19:27:38,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:38,151 INFO L93 Difference]: Finished difference Result 132467 states and 175076 transitions. [2025-03-16 19:27:38,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:38,151 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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 91 [2025-03-16 19:27:38,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:38,265 INFO L225 Difference]: With dead ends: 132467 [2025-03-16 19:27:38,265 INFO L226 Difference]: Without dead ends: 87601 [2025-03-16 19:27:38,312 INFO L434 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 [2025-03-16 19:27:38,313 INFO L435 NwaCegarLoop]: 468 mSDtfsCounter, 107 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 833 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:38,313 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 833 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:27:38,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87601 states. [2025-03-16 19:27:39,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87601 to 81967. [2025-03-16 19:27:39,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81967 states, 81966 states have (on average 1.3108118000146403) internal successors, (107442), 81966 states have internal predecessors, (107442), 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) [2025-03-16 19:27:39,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81967 states to 81967 states and 107442 transitions. [2025-03-16 19:27:39,426 INFO L78 Accepts]: Start accepts. Automaton has 81967 states and 107442 transitions. Word has length 91 [2025-03-16 19:27:39,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:39,426 INFO L471 AbstractCegarLoop]: Abstraction has 81967 states and 107442 transitions. [2025-03-16 19:27:39,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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) [2025-03-16 19:27:39,426 INFO L276 IsEmpty]: Start isEmpty. Operand 81967 states and 107442 transitions. [2025-03-16 19:27:39,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2025-03-16 19:27:39,430 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:39,430 INFO L218 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] [2025-03-16 19:27:39,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2025-03-16 19:27:39,431 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:39,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:39,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1511783632, now seen corresponding path program 1 times [2025-03-16 19:27:39,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:39,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207352578] [2025-03-16 19:27:39,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:39,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:39,447 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 93 statements into 1 equivalence classes. [2025-03-16 19:27:39,455 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 93 of 93 statements. [2025-03-16 19:27:39,455 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:39,455 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:39,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:39,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:39,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207352578] [2025-03-16 19:27:39,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207352578] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:39,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:39,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:27:39,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743611425] [2025-03-16 19:27:39,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:39,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-16 19:27:39,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:39,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-16 19:27:39,601 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:27:39,601 INFO L87 Difference]: Start difference. First operand 81967 states and 107442 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 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) [2025-03-16 19:27:39,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:39,813 INFO L93 Difference]: Finished difference Result 88209 states and 115763 transitions. [2025-03-16 19:27:39,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-16 19:27:39,814 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 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 93 [2025-03-16 19:27:39,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:39,908 INFO L225 Difference]: With dead ends: 88209 [2025-03-16 19:27:39,908 INFO L226 Difference]: Without dead ends: 88207 [2025-03-16 19:27:39,937 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:27:39,938 INFO L435 NwaCegarLoop]: 421 mSDtfsCounter, 0 mSDsluCounter, 1645 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2066 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:39,938 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2066 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:27:39,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88207 states. [2025-03-16 19:27:40,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88207 to 88207. [2025-03-16 19:27:40,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88207 states, 88206 states have (on average 1.2888238895313244) internal successors, (113682), 88206 states have internal predecessors, (113682), 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) [2025-03-16 19:27:41,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88207 states to 88207 states and 113682 transitions. [2025-03-16 19:27:41,096 INFO L78 Accepts]: Start accepts. Automaton has 88207 states and 113682 transitions. Word has length 93 [2025-03-16 19:27:41,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:41,096 INFO L471 AbstractCegarLoop]: Abstraction has 88207 states and 113682 transitions. [2025-03-16 19:27:41,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 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) [2025-03-16 19:27:41,097 INFO L276 IsEmpty]: Start isEmpty. Operand 88207 states and 113682 transitions. [2025-03-16 19:27:41,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2025-03-16 19:27:41,102 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:41,103 INFO L218 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] [2025-03-16 19:27:41,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2025-03-16 19:27:41,103 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:41,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:41,103 INFO L85 PathProgramCache]: Analyzing trace with hash 527142963, now seen corresponding path program 1 times [2025-03-16 19:27:41,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:41,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481429845] [2025-03-16 19:27:41,103 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:41,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:41,124 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 94 statements into 1 equivalence classes. [2025-03-16 19:27:41,133 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 94 of 94 statements. [2025-03-16 19:27:41,133 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:41,133 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:41,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:41,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:41,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481429845] [2025-03-16 19:27:41,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481429845] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:41,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:41,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:41,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682585568] [2025-03-16 19:27:41,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:41,169 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:41,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:41,169 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:41,169 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:41,169 INFO L87 Difference]: Start difference. First operand 88207 states and 113682 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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) [2025-03-16 19:27:41,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:41,840 INFO L93 Difference]: Finished difference Result 222379 states and 285180 transitions. [2025-03-16 19:27:41,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:41,840 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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 94 [2025-03-16 19:27:41,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:42,041 INFO L225 Difference]: With dead ends: 222379 [2025-03-16 19:27:42,041 INFO L226 Difference]: Without dead ends: 135721 [2025-03-16 19:27:42,481 INFO L434 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 [2025-03-16 19:27:42,481 INFO L435 NwaCegarLoop]: 430 mSDtfsCounter, 325 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 325 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:42,481 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [325 Valid, 609 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:27:42,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135721 states. [2025-03-16 19:27:43,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135721 to 135719. [2025-03-16 19:27:43,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135719 states, 135718 states have (on average 1.2692936824886898) internal successors, (172266), 135718 states have internal predecessors, (172266), 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) [2025-03-16 19:27:43,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135719 states to 135719 states and 172266 transitions. [2025-03-16 19:27:43,969 INFO L78 Accepts]: Start accepts. Automaton has 135719 states and 172266 transitions. Word has length 94 [2025-03-16 19:27:43,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:43,970 INFO L471 AbstractCegarLoop]: Abstraction has 135719 states and 172266 transitions. [2025-03-16 19:27:43,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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) [2025-03-16 19:27:43,970 INFO L276 IsEmpty]: Start isEmpty. Operand 135719 states and 172266 transitions. [2025-03-16 19:27:43,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2025-03-16 19:27:43,975 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:43,975 INFO L218 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] [2025-03-16 19:27:43,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2025-03-16 19:27:43,976 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:43,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:43,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1607339706, now seen corresponding path program 1 times [2025-03-16 19:27:43,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:43,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689431894] [2025-03-16 19:27:43,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:43,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:43,996 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-03-16 19:27:44,002 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-03-16 19:27:44,003 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:44,003 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:44,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:44,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:44,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689431894] [2025-03-16 19:27:44,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689431894] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:44,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:44,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:27:44,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37524579] [2025-03-16 19:27:44,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:44,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-16 19:27:44,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:44,279 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-16 19:27:44,280 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:27:44,280 INFO L87 Difference]: Start difference. First operand 135719 states and 172266 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 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) [2025-03-16 19:27:44,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:44,857 INFO L93 Difference]: Finished difference Result 211169 states and 269191 transitions. [2025-03-16 19:27:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-16 19:27:44,858 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 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 96 [2025-03-16 19:27:44,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:45,089 INFO L225 Difference]: With dead ends: 211169 [2025-03-16 19:27:45,090 INFO L226 Difference]: Without dead ends: 181755 [2025-03-16 19:27:45,157 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2025-03-16 19:27:45,158 INFO L435 NwaCegarLoop]: 512 mSDtfsCounter, 1576 mSDsluCounter, 816 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1576 SdHoareTripleChecker+Valid, 1328 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:45,158 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1576 Valid, 1328 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 19:27:45,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181755 states. [2025-03-16 19:27:46,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181755 to 155875. [2025-03-16 19:27:46,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155875 states, 155874 states have (on average 1.2671901664164646) internal successors, (197522), 155874 states have internal predecessors, (197522), 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) [2025-03-16 19:27:47,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155875 states to 155875 states and 197522 transitions. [2025-03-16 19:27:47,169 INFO L78 Accepts]: Start accepts. Automaton has 155875 states and 197522 transitions. Word has length 96 [2025-03-16 19:27:47,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:47,169 INFO L471 AbstractCegarLoop]: Abstraction has 155875 states and 197522 transitions. [2025-03-16 19:27:47,169 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 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) [2025-03-16 19:27:47,170 INFO L276 IsEmpty]: Start isEmpty. Operand 155875 states and 197522 transitions. [2025-03-16 19:27:47,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2025-03-16 19:27:47,174 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:47,174 INFO L218 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] [2025-03-16 19:27:47,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2025-03-16 19:27:47,174 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:47,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:47,175 INFO L85 PathProgramCache]: Analyzing trace with hash -2042186140, now seen corresponding path program 1 times [2025-03-16 19:27:47,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:47,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60933280] [2025-03-16 19:27:47,175 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:47,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:47,191 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 97 statements into 1 equivalence classes. [2025-03-16 19:27:47,195 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 97 of 97 statements. [2025-03-16 19:27:47,195 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:47,195 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:47,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:47,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:47,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60933280] [2025-03-16 19:27:47,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60933280] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:47,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:47,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:27:47,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595385167] [2025-03-16 19:27:47,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:47,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:27:47,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:47,222 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:27:47,222 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:27:47,222 INFO L87 Difference]: Start difference. First operand 155875 states and 197522 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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) [2025-03-16 19:27:48,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:48,289 INFO L93 Difference]: Finished difference Result 309320 states and 391948 transitions. [2025-03-16 19:27:48,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:27:48,290 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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 97 [2025-03-16 19:27:48,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:48,619 INFO L225 Difference]: With dead ends: 309320 [2025-03-16 19:27:48,619 INFO L226 Difference]: Without dead ends: 220023 [2025-03-16 19:27:48,677 INFO L434 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 [2025-03-16 19:27:48,678 INFO L435 NwaCegarLoop]: 400 mSDtfsCounter, 375 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 375 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:48,678 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [375 Valid, 566 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:27:48,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220023 states. [2025-03-16 19:27:50,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220023 to 153483. [2025-03-16 19:27:50,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153483 states, 153482 states have (on average 1.2642003622574634) internal successors, (194032), 153482 states have internal predecessors, (194032), 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) [2025-03-16 19:27:50,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153483 states to 153483 states and 194032 transitions. [2025-03-16 19:27:50,824 INFO L78 Accepts]: Start accepts. Automaton has 153483 states and 194032 transitions. Word has length 97 [2025-03-16 19:27:50,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:50,824 INFO L471 AbstractCegarLoop]: Abstraction has 153483 states and 194032 transitions. [2025-03-16 19:27:50,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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) [2025-03-16 19:27:50,824 INFO L276 IsEmpty]: Start isEmpty. Operand 153483 states and 194032 transitions. [2025-03-16 19:27:50,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2025-03-16 19:27:50,829 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:50,829 INFO L218 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] [2025-03-16 19:27:50,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2025-03-16 19:27:50,829 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:50,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:50,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1493537321, now seen corresponding path program 1 times [2025-03-16 19:27:50,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:50,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184486084] [2025-03-16 19:27:50,830 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:50,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:50,849 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 98 statements into 1 equivalence classes. [2025-03-16 19:27:50,856 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 98 of 98 statements. [2025-03-16 19:27:50,856 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:50,856 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:50,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:50,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:50,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184486084] [2025-03-16 19:27:50,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184486084] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:27:50,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:27:50,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:27:50,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180656211] [2025-03-16 19:27:50,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:27:50,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-16 19:27:50,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:50,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-16 19:27:50,933 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:27:50,933 INFO L87 Difference]: Start difference. First operand 153483 states and 194032 transitions. Second operand has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 6 states have internal predecessors, (98), 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) [2025-03-16 19:27:51,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:27:51,811 INFO L93 Difference]: Finished difference Result 216889 states and 275229 transitions. [2025-03-16 19:27:51,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-16 19:27:51,812 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 6 states have internal predecessors, (98), 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 98 [2025-03-16 19:27:51,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:27:52,032 INFO L225 Difference]: With dead ends: 216889 [2025-03-16 19:27:52,032 INFO L226 Difference]: Without dead ends: 188339 [2025-03-16 19:27:52,085 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2025-03-16 19:27:52,086 INFO L435 NwaCegarLoop]: 503 mSDtfsCounter, 1575 mSDsluCounter, 783 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1575 SdHoareTripleChecker+Valid, 1286 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 19:27:52,086 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1575 Valid, 1286 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 19:27:52,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188339 states. [2025-03-16 19:27:54,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188339 to 173159. [2025-03-16 19:27:54,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173159 states, 173158 states have (on average 1.262246041187817) internal successors, (218568), 173158 states have internal predecessors, (218568), 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) [2025-03-16 19:27:54,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173159 states to 173159 states and 218568 transitions. [2025-03-16 19:27:54,522 INFO L78 Accepts]: Start accepts. Automaton has 173159 states and 218568 transitions. Word has length 98 [2025-03-16 19:27:54,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:27:54,522 INFO L471 AbstractCegarLoop]: Abstraction has 173159 states and 218568 transitions. [2025-03-16 19:27:54,522 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 6 states have internal predecessors, (98), 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) [2025-03-16 19:27:54,522 INFO L276 IsEmpty]: Start isEmpty. Operand 173159 states and 218568 transitions. [2025-03-16 19:27:54,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2025-03-16 19:27:54,545 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:27:54,545 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:27:54,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2025-03-16 19:27:54,545 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:27:54,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:27:54,546 INFO L85 PathProgramCache]: Analyzing trace with hash -8911808, now seen corresponding path program 1 times [2025-03-16 19:27:54,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:27:54,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031906285] [2025-03-16 19:27:54,546 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:54,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:27:54,571 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 120 statements into 1 equivalence classes. [2025-03-16 19:27:54,583 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 120 of 120 statements. [2025-03-16 19:27:54,584 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:54,584 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:55,216 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:55,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:27:55,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031906285] [2025-03-16 19:27:55,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031906285] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-16 19:27:55,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297593429] [2025-03-16 19:27:55,216 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:27:55,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 19:27:55,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 19:27:55,219 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-16 19:27:55,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-16 19:27:55,461 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 120 statements into 1 equivalence classes. [2025-03-16 19:27:55,534 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 120 of 120 statements. [2025-03-16 19:27:55,535 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:27:55,535 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:27:55,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 868 conjuncts, 18 conjuncts are in the unsatisfiable core [2025-03-16 19:27:55,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 19:27:55,901 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:55,902 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-16 19:27:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:27:56,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297593429] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-16 19:27:56,405 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-16 19:27:56,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 23 [2025-03-16 19:27:56,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319803478] [2025-03-16 19:27:56,405 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-16 19:27:56,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2025-03-16 19:27:56,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:27:56,406 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2025-03-16 19:27:56,406 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=431, Unknown=0, NotChecked=0, Total=506 [2025-03-16 19:27:56,406 INFO L87 Difference]: Start difference. First operand 173159 states and 218568 transitions. Second operand has 23 states, 23 states have (on average 15.217391304347826) internal successors, (350), 23 states have internal predecessors, (350), 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) [2025-03-16 19:28:06,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:28:06,495 INFO L93 Difference]: Finished difference Result 1243873 states and 1581778 transitions. [2025-03-16 19:28:06,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2025-03-16 19:28:06,496 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 15.217391304347826) internal successors, (350), 23 states have internal predecessors, (350), 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 120 [2025-03-16 19:28:06,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:28:08,281 INFO L225 Difference]: With dead ends: 1243873 [2025-03-16 19:28:08,281 INFO L226 Difference]: Without dead ends: 1071935 [2025-03-16 19:28:08,473 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 163 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10808 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=3970, Invalid=23090, Unknown=0, NotChecked=0, Total=27060 [2025-03-16 19:28:08,474 INFO L435 NwaCegarLoop]: 523 mSDtfsCounter, 14144 mSDsluCounter, 4806 mSDsCounter, 0 mSdLazyCounter, 4663 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14144 SdHoareTripleChecker+Valid, 5329 SdHoareTripleChecker+Invalid, 4783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 4663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2025-03-16 19:28:08,474 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14144 Valid, 5329 Invalid, 4783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 4663 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2025-03-16 19:28:09,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1071935 states.