./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 532121231e517c5ccd98a51763e37538cc4af219147e372fd62404dc9cc0f64d --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 23:50:12,019 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 23:50:12,070 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 23:50:12,073 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 23:50:12,075 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 23:50:12,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 23:50:12,098 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 23:50:12,099 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 23:50:12,100 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 23:50:12,101 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 23:50:12,101 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 23:50:12,101 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 23:50:12,101 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 23:50:12,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 23:50:12,102 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 23:50:12,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 23:50:12,102 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 23:50:12,102 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 23:50:12,102 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 23:50:12,103 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 23:50:12,103 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 23:50:12,105 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 23:50:12,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 23:50:12,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 23:50:12,106 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 23:50:12,106 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 23:50:12,106 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 23:50:12,106 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 23:50:12,106 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 23:50:12,106 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 23:50:12,107 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 23:50:12,107 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 23:50:12,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 23:50:12,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 23:50:12,107 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 23:50:12,107 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 23:50:12,108 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 23:50:12,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 23:50:12,108 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 23:50:12,108 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 23:50:12,108 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 23:50:12,110 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 23:50:12,110 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 532121231e517c5ccd98a51763e37538cc4af219147e372fd62404dc9cc0f64d [2024-11-09 23:50:12,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 23:50:12,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 23:50:12,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 23:50:12,319 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 23:50:12,320 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 23:50:12,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c [2024-11-09 23:50:13,518 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 23:50:13,843 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 23:50:13,845 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c [2024-11-09 23:50:13,865 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3adfcc76a/86b6c4d8fc4046609b52dae01c4e9b54/FLAGe6eccbe26 [2024-11-09 23:50:13,877 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3adfcc76a/86b6c4d8fc4046609b52dae01c4e9b54 [2024-11-09 23:50:13,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 23:50:13,880 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 23:50:13,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 23:50:13,885 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 23:50:13,889 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 23:50:13,891 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:50:13" (1/1) ... [2024-11-09 23:50:13,892 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10a3fcb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:13, skipping insertion in model container [2024-11-09 23:50:13,892 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:50:13" (1/1) ... [2024-11-09 23:50:13,983 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 23:50:14,233 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.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[8426,8439] [2024-11-09 23:50:14,259 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.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[12993,13006] [2024-11-09 23:50:14,328 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.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[20763,20776] [2024-11-09 23:50:14,370 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.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[27894,27907] [2024-11-09 23:50:14,416 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.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[49218,49231] [2024-11-09 23:50:14,484 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[80449,80462] [2024-11-09 23:50:14,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 23:50:14,614 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 23:50:14,642 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.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[8426,8439] [2024-11-09 23:50:14,648 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.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[12993,13006] [2024-11-09 23:50:14,658 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.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[20763,20776] [2024-11-09 23:50:14,665 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.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[27894,27907] [2024-11-09 23:50:14,692 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.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[49218,49231] [2024-11-09 23:50:14,734 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c[80449,80462] [2024-11-09 23:50:14,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 23:50:14,815 INFO L204 MainTranslator]: Completed translation [2024-11-09 23:50:14,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14 WrapperNode [2024-11-09 23:50:14,815 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 23:50:14,816 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 23:50:14,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 23:50:14,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 23:50:14,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14" (1/1) ... [2024-11-09 23:50:14,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14" (1/1) ... [2024-11-09 23:50:14,945 INFO L138 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 6446 [2024-11-09 23:50:14,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 23:50:14,946 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 23:50:14,946 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 23:50:14,946 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 23:50:14,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14" (1/1) ... [2024-11-09 23:50:14,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14" (1/1) ... [2024-11-09 23:50:15,015 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14" (1/1) ... [2024-11-09 23:50:15,060 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-09 23:50:15,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14" (1/1) ... [2024-11-09 23:50:15,061 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14" (1/1) ... [2024-11-09 23:50:15,102 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14" (1/1) ... [2024-11-09 23:50:15,108 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14" (1/1) ... [2024-11-09 23:50:15,117 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14" (1/1) ... [2024-11-09 23:50:15,125 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14" (1/1) ... [2024-11-09 23:50:15,142 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 23:50:15,143 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 23:50:15,143 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 23:50:15,143 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 23:50:15,144 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14" (1/1) ... [2024-11-09 23:50:15,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 23:50:15,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:50:15,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 23:50:15,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 23:50:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 23:50:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 23:50:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 23:50:15,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 23:50:15,406 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 23:50:15,408 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 23:50:17,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5915: havoc main_~main____CPAchecker_TMP_0~32#1;havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~37#1; [2024-11-09 23:50:17,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5915: havoc main_~main____CPAchecker_TMP_0~32#1;havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~37#1; [2024-11-09 23:50:17,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3537: havoc main_~main____CPAchecker_TMP_0~19#1;havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~22#1; [2024-11-09 23:50:17,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3537: havoc main_~main____CPAchecker_TMP_0~19#1;havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~22#1; [2024-11-09 23:50:17,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388: havoc main_~node1____CPAchecker_TMP_0~7#1; [2024-11-09 23:50:17,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5653: havoc main_~node1____CPAchecker_TMP_0~8#1; [2024-11-09 23:50:17,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9485: havoc main_~node3____CPAchecker_TMP_0~11#1; [2024-11-09 23:50:17,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10410: havoc main_~node3____CPAchecker_TMP_1~12#1; [2024-11-09 23:50:17,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9617: havoc main_~node1__m1~58#1;havoc main_~main____CPAchecker_TMP_0~57#1;havoc main_~__tmp_63~0#1, main_~assert__arg~62#1;havoc main_~check__tmp~63#1; [2024-11-09 23:50:17,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9617: havoc main_~node1__m1~58#1;havoc main_~main____CPAchecker_TMP_0~57#1;havoc main_~__tmp_63~0#1, main_~assert__arg~62#1;havoc main_~check__tmp~63#1; [2024-11-09 23:50:17,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1558: havoc main_~node1__m1~7#1;havoc main_~main____CPAchecker_TMP_0~6#1;havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~8#1; [2024-11-09 23:50:17,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1558: havoc main_~node1__m1~7#1;havoc main_~main____CPAchecker_TMP_0~6#1;havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~8#1; [2024-11-09 23:50:17,815 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8033: havoc main_~node1____CPAchecker_TMP_1~13#1; [2024-11-09 23:50:17,815 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9355: havoc main_~node1____CPAchecker_TMP_1~16#1;havoc main_~node1__m1~56#1; [2024-11-09 23:50:17,815 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9355: havoc main_~node1____CPAchecker_TMP_1~16#1;havoc main_~node1__m1~56#1; [2024-11-09 23:50:17,816 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9355: havoc main_~node1____CPAchecker_TMP_1~16#1;havoc main_~node1__m1~56#1; [2024-11-09 23:50:17,816 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9884: havoc main_~node1__m1~60#1;havoc main_~main____CPAchecker_TMP_0~59#1;havoc main_~__tmp_65~0#1, main_~assert__arg~64#1;havoc main_~check__tmp~65#1; [2024-11-09 23:50:17,816 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9884: havoc main_~node1__m1~60#1;havoc main_~main____CPAchecker_TMP_0~59#1;havoc main_~__tmp_65~0#1, main_~assert__arg~64#1;havoc main_~check__tmp~65#1; [2024-11-09 23:50:17,816 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7770: havoc main_~node2__m2~37#1;havoc main_~node1____CPAchecker_TMP_0~13#1; [2024-11-09 23:50:17,816 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8299: havoc main_~main____CPAchecker_TMP_0~47#1;havoc main_~__tmp_53~0#1, main_~assert__arg~52#1;havoc main_~check__tmp~53#1; [2024-11-09 23:50:17,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8299: havoc main_~main____CPAchecker_TMP_0~47#1;havoc main_~__tmp_53~0#1, main_~assert__arg~52#1;havoc main_~check__tmp~53#1; [2024-11-09 23:50:17,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8828: havoc main_~node1__m1~52#1;havoc main_~main____CPAchecker_TMP_0~51#1;havoc main_~__tmp_57~0#1, main_~assert__arg~56#1;havoc main_~check__tmp~57#1; [2024-11-09 23:50:17,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8828: havoc main_~node1__m1~52#1;havoc main_~main____CPAchecker_TMP_0~51#1;havoc main_~__tmp_57~0#1, main_~assert__arg~56#1;havoc main_~check__tmp~57#1; [2024-11-09 23:50:17,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8696: havoc main_~node3____CPAchecker_TMP_0~10#1; [2024-11-09 23:50:17,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10547: havoc main_~node1__m1~66#1;havoc main_~main____CPAchecker_TMP_0~65#1;havoc main_~__tmp_71~0#1, main_~assert__arg~70#1;havoc main_~check__tmp~71#1; [2024-11-09 23:50:17,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10547: havoc main_~node1__m1~66#1;havoc main_~main____CPAchecker_TMP_0~65#1;havoc main_~__tmp_71~0#1, main_~assert__arg~70#1;havoc main_~check__tmp~71#1; [2024-11-09 23:50:17,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1298: havoc main_~node3____CPAchecker_TMP_0~1#1; [2024-11-09 23:50:17,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1695: havoc main_~node1____CPAchecker_TMP_0~2#1; [2024-11-09 23:50:17,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4735: havoc main_~node1__m1~27#1;havoc main_~main____CPAchecker_TMP_0~26#1;havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~30#1; [2024-11-09 23:50:17,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4735: havoc main_~node1__m1~27#1;havoc main_~main____CPAchecker_TMP_0~26#1;havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~30#1; [2024-11-09 23:50:17,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L507: havoc main_~node1____CPAchecker_TMP_0~1#1; [2024-11-09 23:50:17,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7510: havoc main_~node1____CPAchecker_TMP_1~11#1; [2024-11-09 23:50:17,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L377: havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1; [2024-11-09 23:50:17,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L377: havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1; [2024-11-09 23:50:17,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L377: havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1; [2024-11-09 23:50:17,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L377: havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1; [2024-11-09 23:50:17,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L377: havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1; [2024-11-09 23:50:17,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8437: havoc main_~node3____CPAchecker_TMP_1~9#1; [2024-11-09 23:50:17,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L906: havoc main_~node3____CPAchecker_TMP_1~0#1; [2024-11-09 23:50:17,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2228: havoc main_~node1____CPAchecker_TMP_1~2#1; [2024-11-09 23:50:17,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1966: havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~11#1;havoc main_~node3__m3~8#1; [2024-11-09 23:50:17,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1966: havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~11#1;havoc main_~node3__m3~8#1; [2024-11-09 23:50:17,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7384: havoc main_~node1__m1~42#1;havoc main_~main____CPAchecker_TMP_0~41#1;havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~47#1; [2024-11-09 23:50:17,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7384: havoc main_~node1__m1~42#1;havoc main_~main____CPAchecker_TMP_0~41#1;havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~47#1; [2024-11-09 23:50:17,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8574: havoc main_~node1__m1~50#1;havoc main_~main____CPAchecker_TMP_0~49#1;havoc main_~__tmp_55~0#1, main_~assert__arg~54#1;havoc main_~check__tmp~55#1; [2024-11-09 23:50:17,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8574: havoc main_~node1__m1~50#1;havoc main_~main____CPAchecker_TMP_0~49#1;havoc main_~__tmp_55~0#1, main_~assert__arg~54#1;havoc main_~check__tmp~55#1; [2024-11-09 23:50:17,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10293: havoc main_~main____CPAchecker_TMP_0~63#1;havoc main_~__tmp_69~0#1, main_~assert__arg~68#1;havoc main_~check__tmp~69#1; [2024-11-09 23:50:17,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10293: havoc main_~main____CPAchecker_TMP_0~63#1;havoc main_~__tmp_69~0#1, main_~assert__arg~68#1;havoc main_~check__tmp~69#1; [2024-11-09 23:50:17,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1837: havoc main_~node3____CPAchecker_TMP_1~1#1; [2024-11-09 23:50:17,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10690: havoc main_~node2____CPAchecker_TMP_1~9#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2366: havoc main_~node3__m3~10#1;havoc main_~node2____CPAchecker_TMP_1~0#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2102: havoc main_~node1__m1~10#1;havoc main_~main____CPAchecker_TMP_0~9#1;havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~12#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2102: havoc main_~node1__m1~10#1;havoc main_~main____CPAchecker_TMP_0~9#1;havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~12#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5011: havoc main_~node3____CPAchecker_TMP_1~5#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7655: havoc main_~node1__m1~44#1;havoc main_~main____CPAchecker_TMP_0~43#1;havoc main_~__tmp_49~0#1, main_~assert__arg~48#1;havoc main_~check__tmp~49#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7655: havoc main_~node1__m1~44#1;havoc main_~main____CPAchecker_TMP_0~43#1;havoc main_~__tmp_49~0#1, main_~assert__arg~48#1;havoc main_~check__tmp~49#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6470: havoc main_~node1__m1~36#1;havoc main_~main____CPAchecker_TMP_0~35#1;havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~41#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6470: havoc main_~node1__m1~36#1;havoc main_~main____CPAchecker_TMP_0~35#1;havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~41#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8320: havoc main_~node1____CPAchecker_TMP_1~14#1;havoc main_~node1__m1~48#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8320: havoc main_~node1____CPAchecker_TMP_1~14#1;havoc main_~node1__m1~48#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8320: havoc main_~node1____CPAchecker_TMP_1~14#1;havoc main_~node1__m1~48#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4092: havoc main_~node1__m1~23#1;havoc main_~main____CPAchecker_TMP_0~22#1;havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~26#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4092: havoc main_~node1__m1~23#1;havoc main_~main____CPAchecker_TMP_0~22#1;havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~26#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1186: havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1186: havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1; [2024-11-09 23:50:17,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1186: havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1; [2024-11-09 23:50:17,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1186: havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1; [2024-11-09 23:50:17,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1186: havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1; [2024-11-09 23:50:17,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5943: havoc main_~node2__m2~28#1;havoc main_~node1__m1~33#1; [2024-11-09 23:50:17,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5943: havoc main_~node2__m2~28#1;havoc main_~node1__m1~33#1; [2024-11-09 23:50:17,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5943: havoc main_~node2__m2~28#1;havoc main_~node1__m1~33#1; [2024-11-09 23:50:17,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5943: havoc main_~node2__m2~28#1;havoc main_~node1__m1~33#1; [2024-11-09 23:50:17,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5943: havoc main_~node2__m2~28#1;havoc main_~node1__m1~33#1; [2024-11-09 23:50:17,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3565: havoc main_~node2__m2~18#1;havoc main_~node1__m1~20#1; [2024-11-09 23:50:17,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3565: havoc main_~node2__m2~18#1;havoc main_~node1__m1~20#1; [2024-11-09 23:50:17,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3565: havoc main_~node2__m2~18#1;havoc main_~node1__m1~20#1; [2024-11-09 23:50:17,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3565: havoc main_~node2__m2~18#1;havoc main_~node1__m1~20#1; [2024-11-09 23:50:17,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3565: havoc main_~node2__m2~18#1;havoc main_~node1__m1~20#1; [2024-11-09 23:50:17,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2376: havoc main_~node3____CPAchecker_TMP_0~2#1; [2024-11-09 23:50:17,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7926: havoc main_~node2____CPAchecker_TMP_1~6#1;havoc main_~node2__m2~38#1; [2024-11-09 23:50:17,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7926: havoc main_~node2____CPAchecker_TMP_1~6#1;havoc main_~node2__m2~38#1; [2024-11-09 23:50:17,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7926: havoc main_~node2____CPAchecker_TMP_1~6#1;havoc main_~node2__m2~38#1; [2024-11-09 23:50:17,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2641: havoc main_~node3____CPAchecker_TMP_1~2#1; [2024-11-09 23:50:17,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5416: havoc main_~node1____CPAchecker_TMP_1~6#1; [2024-11-09 23:50:17,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8059: havoc main_~node2__m2~39#1; [2024-11-09 23:50:17,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5683: havoc main_~node1____CPAchecker_TMP_1~7#1; [2024-11-09 23:50:17,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,824 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,824 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,824 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,824 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,824 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,824 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,824 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,824 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,824 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,825 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,825 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,825 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,825 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,825 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,825 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,825 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,825 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6742: havoc main_~node3__m3~28#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9649: havoc main_~node3__m3~40#1;havoc main_~node2__m2~45#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9649: havoc main_~node3__m3~40#1;havoc main_~node2__m2~45#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1723: havoc main_~node1____CPAchecker_TMP_1~1#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5291: havoc main_~node3__m3~21#1;havoc main_~node2__m2~25#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5291: havoc main_~node3__m3~21#1;havoc main_~node2__m2~25#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9123: havoc main_~node3____CPAchecker_TMP_1~10#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L535: havoc main_~node1____CPAchecker_TMP_1~0#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6878: havoc main_~node1__m1~39#1;havoc main_~main____CPAchecker_TMP_0~38#1;havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~44#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6878: havoc main_~node1__m1~39#1;havoc main_~main____CPAchecker_TMP_0~38#1;havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~44#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8860: havoc main_~node3__m3~37#1;havoc main_~node2__m2~42#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8860: havoc main_~node3__m3~37#1;havoc main_~node2__m2~42#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10314: havoc main_~node1____CPAchecker_TMP_1~18#1;havoc main_~node1__m1~64#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10314: havoc main_~node1____CPAchecker_TMP_1~18#1;havoc main_~node1__m1~64#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10314: havoc main_~node1____CPAchecker_TMP_1~18#1;havoc main_~node1__m1~64#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2915: havoc main_~node3__m3~11#1; [2024-11-09 23:50:17,826 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L801: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1;havoc main_~node3__m3~2#1; [2024-11-09 23:50:17,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L801: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1;havoc main_~node3__m3~2#1; [2024-11-09 23:50:17,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L801: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1;havoc main_~node3__m3~2#1; [2024-11-09 23:50:17,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L801: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1;havoc main_~node3__m3~2#1; [2024-11-09 23:50:17,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L801: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1;havoc main_~node3__m3~2#1; [2024-11-09 23:50:17,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10579: havoc main_~node3__m3~44#1;havoc main_~node2__m2~48#1; [2024-11-09 23:50:17,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10579: havoc main_~node3__m3~44#1;havoc main_~node2__m2~48#1; [2024-11-09 23:50:17,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4370: havoc main_~node3__m3~17#1; [2024-11-09 23:50:17,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9524: havoc main_~node1__m1~57#1;havoc main_~main____CPAchecker_TMP_0~56#1;havoc main_~__tmp_62~0#1, main_~assert__arg~61#1;havoc main_~check__tmp~62#1; [2024-11-09 23:50:17,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9524: havoc main_~node1__m1~57#1;havoc main_~main____CPAchecker_TMP_0~56#1;havoc main_~__tmp_62~0#1, main_~assert__arg~61#1;havoc main_~check__tmp~62#1; [2024-11-09 23:50:17,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1332: 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; [2024-11-09 23:50:17,828 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1332: 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; [2024-11-09 23:50:17,828 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9260: havoc main_~node1__m1~55#1;havoc main_~main____CPAchecker_TMP_0~54#1;havoc main_~__tmp_60~0#1, main_~assert__arg~59#1;havoc main_~check__tmp~60#1; [2024-11-09 23:50:17,828 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9260: havoc main_~node1__m1~55#1;havoc main_~main____CPAchecker_TMP_0~54#1;havoc main_~__tmp_60~0#1, main_~assert__arg~59#1;havoc main_~check__tmp~60#1; [2024-11-09 23:50:17,828 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5561: havoc main_~node1__m1~31#1;havoc main_~main____CPAchecker_TMP_0~30#1;havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~35#1; [2024-11-09 23:50:17,828 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5561: havoc main_~node1__m1~31#1;havoc main_~main____CPAchecker_TMP_0~30#1;havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~35#1; [2024-11-09 23:50:17,828 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1598: havoc main_~node3__m3~7#1;havoc main_~node2__m2~6#1; [2024-11-09 23:50:17,828 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1598: havoc main_~node3__m3~7#1;havoc main_~node2__m2~6#1; [2024-11-09 23:50:17,828 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1598: havoc main_~node3__m3~7#1;havoc main_~node2__m2~6#1; [2024-11-09 23:50:17,828 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1598: havoc main_~node3__m3~7#1;havoc main_~node2__m2~6#1; [2024-11-09 23:50:17,828 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1598: havoc main_~node3__m3~7#1;havoc main_~node2__m2~6#1; [2024-11-09 23:50:17,829 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4770: havoc main_~node3__m3~19#1;havoc main_~node2__m2~23#1; [2024-11-09 23:50:17,829 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4770: havoc main_~node3__m3~19#1;havoc main_~node2__m2~23#1; [2024-11-09 23:50:17,829 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6752: havoc main_~node3____CPAchecker_TMP_0~8#1; [2024-11-09 23:50:17,829 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4506: havoc main_~node1__m1~26#1;havoc main_~main____CPAchecker_TMP_0~25#1;havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~29#1; [2024-11-09 23:50:17,829 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4506: havoc main_~node1__m1~26#1;havoc main_~main____CPAchecker_TMP_0~25#1;havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~29#1; [2024-11-09 23:50:17,829 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8999: havoc main_~node2____CPAchecker_TMP_0~6#1; [2024-11-09 23:50:17,829 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8735: havoc main_~node1__m1~51#1;havoc main_~main____CPAchecker_TMP_0~50#1;havoc main_~__tmp_56~0#1, main_~assert__arg~55#1;havoc main_~check__tmp~56#1; [2024-11-09 23:50:17,829 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8735: havoc main_~node1__m1~51#1;havoc main_~main____CPAchecker_TMP_0~50#1;havoc main_~__tmp_56~0#1, main_~assert__arg~55#1;havoc main_~check__tmp~56#1; [2024-11-09 23:50:17,829 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7150: havoc main_~node1__m1~41#1;havoc main_~main____CPAchecker_TMP_0~40#1;havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~46#1; [2024-11-09 23:50:17,829 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7150: havoc main_~node1__m1~41#1;havoc main_~main____CPAchecker_TMP_0~40#1;havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~46#1; [2024-11-09 23:50:17,829 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6888: havoc main_~node1____CPAchecker_TMP_0~10#1; [2024-11-09 23:50:17,830 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8606: havoc main_~node3__m3~35#1;havoc main_~node2__m2~41#1; [2024-11-09 23:50:17,830 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8606: havoc main_~node3__m3~35#1;havoc main_~node2__m2~41#1; [2024-11-09 23:50:17,830 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6228: havoc main_~node1__m1~35#1;havoc main_~main____CPAchecker_TMP_0~34#1;havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~40#1; [2024-11-09 23:50:17,830 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6228: havoc main_~node1__m1~35#1;havoc main_~main____CPAchecker_TMP_0~34#1;havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~40#1; [2024-11-09 23:50:17,830 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8078: havoc main_~node3__m3~33#1;havoc main_~node2____CPAchecker_TMP_0~5#1; [2024-11-09 23:50:17,830 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2925: havoc main_~node3____CPAchecker_TMP_0~3#1; [2024-11-09 23:50:17,830 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3850: havoc main_~node1__m1~22#1;havoc main_~main____CPAchecker_TMP_0~21#1;havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~25#1; [2024-11-09 23:50:17,830 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3850: havoc main_~node1__m1~22#1;havoc main_~main____CPAchecker_TMP_0~21#1;havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~25#1; [2024-11-09 23:50:17,830 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3190: havoc main_~node3____CPAchecker_TMP_1~3#1; [2024-11-09 23:50:17,830 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4380: havoc main_~node3____CPAchecker_TMP_0~5#1; [2024-11-09 23:50:17,831 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10460: havoc main_~node1__m1~65#1;havoc main_~main____CPAchecker_TMP_0~64#1;havoc main_~__tmp_70~0#1, main_~assert__arg~69#1;havoc main_~check__tmp~70#1; [2024-11-09 23:50:17,831 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10460: havoc main_~node1__m1~65#1;havoc main_~main____CPAchecker_TMP_0~64#1;havoc main_~__tmp_70~0#1, main_~assert__arg~69#1;havoc main_~check__tmp~70#1; [2024-11-09 23:50:17,831 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L286: havoc main_~node2__m2~0#1;havoc main_~node1____CPAchecker_TMP_0~0#1; [2024-11-09 23:50:17,831 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7818: havoc main_~node2____CPAchecker_TMP_0~4#1; [2024-11-09 23:50:17,831 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7424: havoc main_~node3__m3~31#1;havoc main_~node2__m2~35#1; [2024-11-09 23:50:17,831 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7424: havoc main_~node3__m3~31#1;havoc main_~node2__m2~35#1; [2024-11-09 23:50:17,831 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5046: havoc main_~node2____CPAchecker_TMP_0~2#1; [2024-11-09 23:50:17,831 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7160: havoc main_~node1____CPAchecker_TMP_0~11#1; [2024-11-09 23:50:17,831 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7690: havoc main_~node3__m3~32#1;havoc main_~node2__m2~36#1; [2024-11-09 23:50:17,831 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7690: havoc main_~node3__m3~32#1;havoc main_~node2__m2~36#1; [2024-11-09 23:50:17,831 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6633: havoc main_~node1__m1~37#1;havoc main_~main____CPAchecker_TMP_0~36#1;havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~42#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6633: havoc main_~node1__m1~37#1;havoc main_~main____CPAchecker_TMP_0~36#1;havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~42#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4255: havoc main_~node1__m1~24#1;havoc main_~main____CPAchecker_TMP_0~23#1;havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~27#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4255: havoc main_~node1__m1~24#1;havoc main_~main____CPAchecker_TMP_0~23#1;havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~27#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2142: havoc main_~node3__m3~9#1;havoc main_~node2__m2~8#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2142: havoc main_~node3__m3~9#1;havoc main_~node2__m2~8#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2142: havoc main_~node3__m3~9#1;havoc main_~node2__m2~8#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2142: havoc main_~node3__m3~9#1;havoc main_~node2__m2~8#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2142: havoc main_~node3__m3~9#1;havoc main_~node2__m2~8#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8220: havoc main_~node1__m1~47#1;havoc main_~main____CPAchecker_TMP_0~46#1;havoc main_~__tmp_52~0#1, main_~assert__arg~51#1;havoc main_~check__tmp~52#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8220: havoc main_~node1__m1~47#1;havoc main_~main____CPAchecker_TMP_0~46#1;havoc main_~__tmp_52~0#1, main_~assert__arg~51#1;havoc main_~check__tmp~52#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8088: havoc main_~node3____CPAchecker_TMP_0~9#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5712: havoc main_~node2__m2~27#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8487: havoc main_~node1__m1~49#1;havoc main_~main____CPAchecker_TMP_0~48#1;havoc main_~__tmp_54~0#1, main_~assert__arg~53#1;havoc main_~check__tmp~54#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8487: havoc main_~node1__m1~49#1;havoc main_~main____CPAchecker_TMP_0~48#1;havoc main_~__tmp_54~0#1, main_~assert__arg~53#1;havoc main_~check__tmp~54#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L956: havoc main_~node1__m1~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L956: havoc main_~node1__m1~4#1;havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2410: havoc main_~main____CPAchecker_TMP_0~11#1;havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~14#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2410: havoc main_~main____CPAchecker_TMP_0~11#1;havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~14#1; [2024-11-09 23:50:17,832 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1882: havoc main_~main____CPAchecker_TMP_0~8#1;havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~10#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1882: havoc main_~main____CPAchecker_TMP_0~8#1;havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~10#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10077: havoc main_~node3__m3~42#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6510: havoc main_~node3__m3~26#1;havoc main_~node2__m2~30#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6510: havoc main_~node3__m3~26#1;havoc main_~node2__m2~30#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4132: havoc main_~node3__m3~15#1;havoc main_~node2__m2~20#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4132: havoc main_~node3__m3~15#1;havoc main_~node2__m2~20#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3474: havoc main_~node2__m2~17#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1360: havoc main_~node2__m2~5#1;havoc main_~node1__m1~6#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1360: havoc main_~node2__m2~5#1;havoc main_~node1__m1~6#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1360: havoc main_~node2__m2~5#1;havoc main_~node1__m1~6#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1360: havoc main_~node2__m2~5#1;havoc main_~node1__m1~6#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1360: havoc main_~node2__m2~5#1;havoc main_~node1__m1~6#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5722: havoc main_~node2____CPAchecker_TMP_0~3#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L305: havoc main_~node3__m3~0#1;havoc main_~node2____CPAchecker_TMP_0~0#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9027: havoc main_~node2____CPAchecker_TMP_1~7#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9292: havoc main_~node3__m3~38#1;havoc main_~node2__m2~44#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9292: havoc main_~node3__m3~38#1;havoc main_~node2__m2~44#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2686: havoc main_~main____CPAchecker_TMP_0~13#1;havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~16#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2686: havoc main_~main____CPAchecker_TMP_0~13#1;havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~16#1; [2024-11-09 23:50:17,833 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2555: havoc main_~main____CPAchecker_TMP_0~12#1;havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~15#1; [2024-11-09 23:50:17,834 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2555: havoc main_~main____CPAchecker_TMP_0~12#1;havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~15#1; [2024-11-09 23:50:17,834 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10219: havoc main_~node1__m1~63#1;havoc main_~main____CPAchecker_TMP_0~62#1;havoc main_~__tmp_68~0#1, main_~assert__arg~67#1;havoc main_~check__tmp~68#1; [2024-11-09 23:50:17,834 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10219: havoc main_~node1__m1~63#1;havoc main_~main____CPAchecker_TMP_0~62#1;havoc main_~__tmp_68~0#1, main_~assert__arg~67#1;havoc main_~check__tmp~68#1; [2024-11-09 23:50:17,834 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10087: havoc main_~node3____CPAchecker_TMP_0~12#1; [2024-11-09 23:50:17,834 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6917: havoc main_~node1____CPAchecker_TMP_1~9#1; [2024-11-09 23:50:17,834 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5596: havoc main_~node3__m3~22#1;havoc main_~node2__m2~26#1; [2024-11-09 23:50:17,834 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5596: havoc main_~node3__m3~22#1;havoc main_~node2__m2~26#1; [2024-11-09 23:50:17,835 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5201: havoc main_~node3____CPAchecker_TMP_1~6#1; [2024-11-09 23:50:17,835 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7846: havoc main_~node2____CPAchecker_TMP_1~5#1; [2024-11-09 23:50:17,835 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2825: havoc main_~main____CPAchecker_TMP_0~14#1;havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~17#1; [2024-11-09 23:50:17,835 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2825: havoc main_~main____CPAchecker_TMP_0~14#1;havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~17#1; [2024-11-09 23:50:17,835 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9696: havoc main_~main____CPAchecker_TMP_0~58#1;havoc main_~__tmp_64~0#1, main_~assert__arg~63#1;havoc main_~check__tmp~64#1; [2024-11-09 23:50:17,835 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9696: havoc main_~main____CPAchecker_TMP_0~58#1;havoc main_~__tmp_64~0#1, main_~assert__arg~63#1;havoc main_~check__tmp~64#1; [2024-11-09 23:50:17,835 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L315: havoc main_~node3____CPAchecker_TMP_0~0#1; [2024-11-09 23:50:17,835 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2959: havoc main_~main____CPAchecker_TMP_0~15#1;havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~18#1; [2024-11-09 23:50:17,835 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2959: havoc main_~main____CPAchecker_TMP_0~15#1;havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~18#1; [2024-11-09 23:50:17,835 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6791: havoc main_~node1__m1~38#1;havoc main_~main____CPAchecker_TMP_0~37#1;havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~43#1; [2024-11-09 23:50:17,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6791: havoc main_~node1__m1~38#1;havoc main_~main____CPAchecker_TMP_0~37#1;havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~43#1; [2024-11-09 23:50:17,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5338: havoc main_~node1__m1~30#1;havoc main_~main____CPAchecker_TMP_0~29#1;havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~34#1; [2024-11-09 23:50:17,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5338: havoc main_~node1__m1~30#1;havoc main_~main____CPAchecker_TMP_0~29#1;havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~34#1; [2024-11-09 23:50:17,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5074: havoc main_~node2____CPAchecker_TMP_1~1#1; [2024-11-09 23:50:17,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5999: havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~38#1;havoc main_~node3__m3~24#1; [2024-11-09 23:50:17,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5999: havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~38#1;havoc main_~node3__m3~24#1; [2024-11-09 23:50:17,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5999: havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~38#1;havoc main_~node3__m3~24#1; [2024-11-09 23:50:17,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5999: havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~38#1;havoc main_~node3__m3~24#1; [2024-11-09 23:50:17,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5999: havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~38#1;havoc main_~node3__m3~24#1; [2024-11-09 23:50:17,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3621: havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~23#1;havoc main_~node3__m3~13#1; [2024-11-09 23:50:17,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3621: havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~23#1;havoc main_~node3__m3~13#1; [2024-11-09 23:50:17,836 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3621: havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~23#1;havoc main_~node3__m3~13#1; [2024-11-09 23:50:17,837 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3621: havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~23#1;havoc main_~node3__m3~13#1; [2024-11-09 23:50:17,837 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3621: havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~23#1;havoc main_~node3__m3~13#1; [2024-11-09 23:50:17,837 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8907: havoc main_~node1__m1~53#1;havoc main_~main____CPAchecker_TMP_0~52#1;havoc main_~__tmp_58~0#1, main_~assert__arg~57#1;havoc main_~check__tmp~58#1; [2024-11-09 23:50:17,837 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8907: havoc main_~node1__m1~53#1;havoc main_~main____CPAchecker_TMP_0~52#1;havoc main_~__tmp_58~0#1, main_~assert__arg~57#1;havoc main_~check__tmp~58#1; [2024-11-09 23:50:17,837 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7190: havoc main_~node1____CPAchecker_TMP_1~10#1; [2024-11-09 23:50:17,837 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4944: havoc main_~check__tmp~32#1;havoc main_~node3__m3~20#1;havoc main_~node2__m2~24#1;havoc main_~node1____CPAchecker_TMP_0~6#1; [2024-11-09 23:50:17,837 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10626: havoc main_~node1__m1~67#1;havoc main_~main____CPAchecker_TMP_0~66#1;havoc main_~__tmp_72~0#1, main_~assert__arg~71#1;havoc main_~check__tmp~72#1; [2024-11-09 23:50:17,837 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10626: havoc main_~node1__m1~67#1;havoc main_~main____CPAchecker_TMP_0~66#1;havoc main_~__tmp_72~0#1, main_~assert__arg~71#1;havoc main_~check__tmp~72#1; [2024-11-09 23:50:17,837 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9173: havoc main_~node1__m1~54#1;havoc main_~main____CPAchecker_TMP_0~53#1;havoc main_~__tmp_59~0#1, main_~assert__arg~58#1;havoc main_~check__tmp~59#1; [2024-11-09 23:50:17,837 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9173: havoc main_~node1__m1~54#1;havoc main_~main____CPAchecker_TMP_0~53#1;havoc main_~__tmp_59~0#1, main_~assert__arg~58#1;havoc main_~check__tmp~59#1; [2024-11-09 23:50:17,837 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9834: havoc main_~node3____CPAchecker_TMP_1~11#1; [2024-11-09 23:50:17,838 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L717: 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; [2024-11-09 23:50:17,838 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L717: 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; [2024-11-09 23:50:17,838 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5871: havoc main_~node3__m3~23#1;havoc main_~node2____CPAchecker_TMP_1~3#1; [2024-11-09 23:50:17,838 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3493: havoc main_~node3__m3~12#1;havoc main_~node2____CPAchecker_TMP_0~1#1; [2024-11-09 23:50:17,838 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4419: havoc main_~node1__m1~25#1;havoc main_~main____CPAchecker_TMP_0~24#1;havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~28#1; [2024-11-09 23:50:17,838 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4419: havoc main_~node1__m1~25#1;havoc main_~main____CPAchecker_TMP_0~24#1;havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~28#1; [2024-11-09 23:50:17,838 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1645: havoc main_~node1__m1~8#1;havoc main_~main____CPAchecker_TMP_0~7#1;havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~9#1; [2024-11-09 23:50:17,838 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1645: havoc main_~node1__m1~8#1;havoc main_~main____CPAchecker_TMP_0~7#1;havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~9#1; [2024-11-09 23:50:17,838 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2438: havoc main_~node2__m2~9#1;havoc main_~node1__m1~12#1; [2024-11-09 23:50:17,838 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2438: havoc main_~node2__m2~9#1;havoc main_~node1__m1~12#1; [2024-11-09 23:50:17,838 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2438: havoc main_~node2__m2~9#1;havoc main_~node1__m1~12#1; [2024-11-09 23:50:17,839 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2438: havoc main_~node2__m2~9#1;havoc main_~node1__m1~12#1; [2024-11-09 23:50:17,839 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2438: havoc main_~node2__m2~9#1;havoc main_~node1__m1~12#1; [2024-11-09 23:50:17,839 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8252: havoc main_~node3__m3~34#1;havoc main_~node2__m2~40#1; [2024-11-09 23:50:17,839 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8252: havoc main_~node3__m3~34#1;havoc main_~node2__m2~40#1; [2024-11-09 23:50:17,839 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1910: havoc main_~node2__m2~7#1;havoc main_~node1__m1~9#1; [2024-11-09 23:50:17,839 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1910: havoc main_~node2__m2~7#1;havoc main_~node1__m1~9#1; [2024-11-09 23:50:17,839 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1910: havoc main_~node2__m2~7#1;havoc main_~node1__m1~9#1; [2024-11-09 23:50:17,839 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1910: havoc main_~node2__m2~7#1;havoc main_~node1__m1~9#1; [2024-11-09 23:50:17,839 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1910: havoc main_~node2__m2~7#1;havoc main_~node1__m1~9#1; [2024-11-09 23:50:17,839 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4817: havoc main_~node1__m1~28#1;havoc main_~main____CPAchecker_TMP_0~27#1;havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~31#1; [2024-11-09 23:50:17,839 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4817: havoc main_~node1__m1~28#1;havoc main_~main____CPAchecker_TMP_0~27#1;havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~31#1; [2024-11-09 23:50:17,839 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L457: 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;havoc main_~node3__m3~1#1; [2024-11-09 23:50:17,840 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L457: 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;havoc main_~node3__m3~1#1; [2024-11-09 23:50:17,840 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L457: 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;havoc main_~node3__m3~1#1; [2024-11-09 23:50:17,840 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L457: 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;havoc main_~node3__m3~1#1; [2024-11-09 23:50:17,840 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L457: 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;havoc main_~node3__m3~1#1; [2024-11-09 23:50:17,840 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9971: havoc main_~node1__m1~61#1;havoc main_~main____CPAchecker_TMP_0~60#1;havoc main_~__tmp_66~0#1, main_~assert__arg~65#1;havoc main_~check__tmp~66#1; [2024-11-09 23:50:17,840 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9971: havoc main_~node1__m1~61#1;havoc main_~main____CPAchecker_TMP_0~60#1;havoc main_~__tmp_66~0#1, main_~assert__arg~65#1;havoc main_~check__tmp~66#1; [2024-11-09 23:50:17,840 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6668: havoc main_~node3__m3~27#1;havoc main_~node2__m2~31#1; [2024-11-09 23:50:17,840 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6668: havoc main_~node3__m3~27#1;havoc main_~node2__m2~31#1; [2024-11-09 23:50:17,840 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4290: havoc main_~node3__m3~16#1;havoc main_~node2__m2~21#1; [2024-11-09 23:50:17,840 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4290: havoc main_~node3__m3~16#1;havoc main_~node2__m2~21#1; [2024-11-09 23:50:17,840 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6141: havoc main_~node1__m1~34#1;havoc main_~main____CPAchecker_TMP_0~33#1;havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~39#1; [2024-11-09 23:50:17,840 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6141: havoc main_~node1__m1~34#1;havoc main_~main____CPAchecker_TMP_0~33#1;havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~39#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3763: havoc main_~node1__m1~21#1;havoc main_~main____CPAchecker_TMP_0~20#1;havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~24#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3763: havoc main_~node1__m1~21#1;havoc main_~main____CPAchecker_TMP_0~20#1;havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~24#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4556: havoc main_~node1____CPAchecker_TMP_0~5#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3235: havoc main_~main____CPAchecker_TMP_0~17#1;havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~20#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3235: havoc main_~main____CPAchecker_TMP_0~17#1;havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~20#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3104: havoc main_~main____CPAchecker_TMP_0~16#1;havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~19#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3104: havoc main_~main____CPAchecker_TMP_0~16#1;havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~19#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7068: havoc main_~node1__m1~40#1;havoc main_~main____CPAchecker_TMP_0~39#1;havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~45#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7068: havoc main_~node1__m1~40#1;havoc main_~main____CPAchecker_TMP_0~39#1;havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~45#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7334: havoc main_~node3____CPAchecker_TMP_1~8#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8127: havoc main_~node1__m1~46#1;havoc main_~main____CPAchecker_TMP_0~45#1;havoc main_~__tmp_51~0#1, main_~assert__arg~50#1;havoc main_~check__tmp~51#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8127: havoc main_~node1__m1~46#1;havoc main_~main____CPAchecker_TMP_0~45#1;havoc main_~__tmp_51~0#1, main_~assert__arg~50#1;havoc main_~check__tmp~51#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5881: havoc main_~node3____CPAchecker_TMP_0~7#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2578: havoc main_~node2__m2~10#1;havoc main_~node1__m1~13#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2578: havoc main_~node2__m2~10#1;havoc main_~node1__m1~13#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3503: havoc main_~node3____CPAchecker_TMP_0~4#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6278: havoc main_~node1____CPAchecker_TMP_0~9#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3900: havoc main_~node1____CPAchecker_TMP_0~4#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5751: havoc main_~node2____CPAchecker_TMP_1~2#1; [2024-11-09 23:50:17,841 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8923: havoc main_~node1____CPAchecker_TMP_1~15#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3374: havoc main_~main____CPAchecker_TMP_0~18#1;havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~21#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3374: havoc main_~main____CPAchecker_TMP_0~18#1;havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~21#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2714: havoc main_~node2__m2~11#1;havoc main_~node1__m1~14#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2714: havoc main_~node2__m2~11#1;havoc main_~node1__m1~14#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2714: havoc main_~node2__m2~11#1;havoc main_~node1__m1~14#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2714: havoc main_~node2__m2~11#1;havoc main_~node1__m1~14#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2714: havoc main_~node2__m2~11#1;havoc main_~node1__m1~14#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9717: havoc main_~node1____CPAchecker_TMP_1~17#1;havoc main_~node1__m1~59#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9717: havoc main_~node1____CPAchecker_TMP_1~17#1;havoc main_~node1__m1~59#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9717: havoc main_~node1____CPAchecker_TMP_1~17#1;havoc main_~node1__m1~59#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7471: havoc main_~node1__m1~43#1;havoc main_~main____CPAchecker_TMP_0~42#1;havoc main_~__tmp_48~0#1, main_~assert__arg~47#1;havoc main_~check__tmp~48#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7471: havoc main_~node1__m1~43#1;havoc main_~main____CPAchecker_TMP_0~42#1;havoc main_~__tmp_48~0#1, main_~assert__arg~47#1;havoc main_~check__tmp~48#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2848: havoc main_~node2__m2~12#1;havoc main_~node1__m1~15#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2848: havoc main_~node2__m2~12#1;havoc main_~node1__m1~15#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7737: havoc main_~node1__m1~45#1;havoc main_~main____CPAchecker_TMP_0~44#1;havoc main_~__tmp_50~0#1, main_~assert__arg~49#1;havoc main_~check__tmp~50#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7737: havoc main_~node1__m1~45#1;havoc main_~main____CPAchecker_TMP_0~44#1;havoc main_~__tmp_50~0#1, main_~assert__arg~49#1;havoc main_~check__tmp~50#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2189: havoc main_~node1__m1~11#1;havoc main_~main____CPAchecker_TMP_0~10#1;havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~13#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2189: havoc main_~node1__m1~11#1;havoc main_~main____CPAchecker_TMP_0~10#1;havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~13#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1; [2024-11-09 23:50:17,842 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1; [2024-11-09 23:50:17,843 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1; [2024-11-09 23:50:17,843 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1; [2024-11-09 23:50:17,843 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1001: havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1; [2024-11-09 23:50:17,843 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10251: havoc main_~node3__m3~43#1;havoc main_~node2__m2~47#1; [2024-11-09 23:50:17,843 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10251: havoc main_~node3__m3~43#1;havoc main_~node2__m2~47#1; [2024-11-09 23:50:17,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6420: havoc main_~node3____CPAchecker_TMP_1~7#1; [2024-11-09 23:50:17,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4042: havoc main_~node3____CPAchecker_TMP_1~4#1; [2024-11-09 23:50:17,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L740: havoc main_~node2__m2~2#1;havoc main_~node1__m1~3#1; [2024-11-09 23:50:17,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L740: havoc main_~node2__m2~2#1;havoc main_~node1__m1~3#1; [2024-11-09 23:50:17,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2987: havoc main_~node2__m2~13#1;havoc main_~node1__m1~16#1; [2024-11-09 23:50:17,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2987: havoc main_~node2__m2~13#1;havoc main_~node1__m1~16#1; [2024-11-09 23:50:17,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2987: havoc main_~node2__m2~13#1;havoc main_~node1__m1~16#1; [2024-11-09 23:50:17,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2987: havoc main_~node2__m2~13#1;havoc main_~node1__m1~16#1; [2024-11-09 23:50:17,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2987: havoc main_~node2__m2~13#1;havoc main_~node1__m1~16#1; [2024-11-09 23:50:17,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10651: havoc main_~node2__m2~49#1;havoc main_~node1____CPAchecker_TMP_1~19#1; [2024-11-09 23:50:17,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10651: havoc main_~node2__m2~49#1;havoc main_~node1____CPAchecker_TMP_1~19#1; [2024-11-09 23:50:17,844 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7481: havoc main_~node1____CPAchecker_TMP_0~12#1; [2024-11-09 23:50:17,845 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10126: havoc main_~node1__m1~62#1;havoc main_~main____CPAchecker_TMP_0~61#1;havoc main_~__tmp_67~0#1, main_~assert__arg~66#1;havoc main_~check__tmp~67#1; [2024-11-09 23:50:17,845 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10126: havoc main_~node1__m1~62#1;havoc main_~main____CPAchecker_TMP_0~61#1;havoc main_~__tmp_67~0#1, main_~assert__arg~66#1;havoc main_~check__tmp~67#1; [2024-11-09 23:50:17,845 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L349: 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; [2024-11-09 23:50:17,845 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L349: 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; [2024-11-09 23:50:17,845 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L2199: havoc main_~node1____CPAchecker_TMP_0~3#1; [2024-11-09 23:50:17,845 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9334: havoc main_~main____CPAchecker_TMP_0~55#1;havoc main_~__tmp_61~0#1, main_~assert__arg~60#1;havoc main_~check__tmp~61#1; [2024-11-09 23:50:17,845 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9334: havoc main_~main____CPAchecker_TMP_0~55#1;havoc main_~__tmp_61~0#1, main_~assert__arg~60#1;havoc main_~check__tmp~61#1; [2024-11-09 23:50:17,845 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7881: havoc main_~node1____CPAchecker_TMP_1~12#1; [2024-11-09 23:50:17,845 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3127: havoc main_~node2__m2~14#1;havoc main_~node1__m1~17#1; [2024-11-09 23:50:17,845 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3127: havoc main_~node2__m2~14#1;havoc main_~node1__m1~17#1; [2024-11-09 23:50:17,845 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5109: havoc main_~node1____CPAchecker_TMP_1~5#1; [2024-11-09 23:50:17,845 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1146: havoc main_~node1__m1~5#1;havoc main_~main____CPAchecker_TMP_0~4#1;havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~5#1; [2024-11-09 23:50:17,846 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1146: havoc main_~node1__m1~5#1;havoc main_~main____CPAchecker_TMP_0~4#1;havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~5#1; [2024-11-09 23:50:17,846 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10661: havoc main_~node2____CPAchecker_TMP_0~7#1; [2024-11-09 23:50:17,846 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4584: havoc main_~node1____CPAchecker_TMP_1~4#1; [2024-11-09 23:50:17,846 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3263: havoc main_~node2__m2~15#1;havoc main_~node1__m1~18#1; [2024-11-09 23:50:17,846 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3263: havoc main_~node2__m2~15#1;havoc main_~node1__m1~18#1; [2024-11-09 23:50:17,846 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3263: havoc main_~node2__m2~15#1;havoc main_~node1__m1~18#1; [2024-11-09 23:50:17,846 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3263: havoc main_~node2__m2~15#1;havoc main_~node1__m1~18#1; [2024-11-09 23:50:17,846 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3263: havoc main_~node2__m2~15#1;havoc main_~node1__m1~18#1; [2024-11-09 23:50:17,846 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6831: havoc main_~node3__m3~29#1;havoc main_~node2__m2~32#1; [2024-11-09 23:50:17,846 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6831: havoc main_~node3__m3~29#1;havoc main_~node2__m2~32#1; [2024-11-09 23:50:17,846 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10003: havoc main_~node3__m3~41#1;havoc main_~node2__m2~46#1; [2024-11-09 23:50:17,846 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L10003: havoc main_~node3__m3~41#1;havoc main_~node2__m2~46#1; [2024-11-09 23:50:17,847 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5643: havoc main_~node1__m1~32#1;havoc main_~main____CPAchecker_TMP_0~31#1;havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~36#1; [2024-11-09 23:50:17,847 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5643: havoc main_~node1__m1~32#1;havoc main_~main____CPAchecker_TMP_0~31#1;havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~36#1; [2024-11-09 23:50:17,847 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L9475: havoc main_~node3__m3~39#1;havoc main_~node2____CPAchecker_TMP_1~8#1; [2024-11-09 23:50:17,847 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3397: havoc main_~node2__m2~16#1;havoc main_~node1__m1~19#1; [2024-11-09 23:50:17,847 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3397: havoc main_~node2__m2~16#1;havoc main_~node1__m1~19#1; [2024-11-09 23:50:17,847 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4983: havoc main_~node3____CPAchecker_TMP_0~6#1; [2024-11-09 23:50:17,847 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1416: havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~7#1;havoc main_~node3__m3~6#1; [2024-11-09 23:50:17,847 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1416: havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~7#1;havoc main_~node3__m3~6#1; [2024-11-09 23:50:17,847 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6306: havoc main_~node1____CPAchecker_TMP_1~8#1; [2024-11-09 23:50:17,847 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928: havoc main_~node1____CPAchecker_TMP_1~3#1; [2024-11-09 23:50:17,847 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8686: havoc main_~node3__m3~36#1; [2024-11-09 23:50:17,847 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5251: havoc main_~node1__m1~29#1;havoc main_~main____CPAchecker_TMP_0~28#1;havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~33#1; [2024-11-09 23:50:17,848 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L5251: havoc main_~node1__m1~29#1;havoc main_~main____CPAchecker_TMP_0~28#1;havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~33#1; [2024-11-09 23:50:17,848 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6176: havoc main_~node3__m3~25#1;havoc main_~node2__m2~29#1; [2024-11-09 23:50:17,848 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6176: havoc main_~node3__m3~25#1;havoc main_~node2__m2~29#1; [2024-11-09 23:50:17,848 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3798: havoc main_~node3__m3~14#1;havoc main_~node2__m2~19#1; [2024-11-09 23:50:17,848 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L3798: havoc main_~node3__m3~14#1;havoc main_~node2__m2~19#1; [2024-11-09 23:50:17,848 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8951: havoc main_~node2__m2~43#1; [2024-11-09 23:50:17,848 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4459: havoc main_~node3__m3~18#1;havoc main_~node2__m2~22#1; [2024-11-09 23:50:17,848 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L4459: havoc main_~node3__m3~18#1;havoc main_~node2__m2~22#1; [2024-11-09 23:50:17,848 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1288: havoc main_~node3__m3~5#1; [2024-11-09 23:50:17,848 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7235: havoc main_~node2____CPAchecker_TMP_1~4#1;havoc main_~node2__m2~34#1; [2024-11-09 23:50:17,848 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7235: havoc main_~node2____CPAchecker_TMP_1~4#1;havoc main_~node2__m2~34#1; [2024-11-09 23:50:17,849 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7235: havoc main_~node2____CPAchecker_TMP_1~4#1;havoc main_~node2__m2~34#1; [2024-11-09 23:50:17,849 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7103: havoc main_~node3__m3~30#1;havoc main_~node2__m2~33#1; [2024-11-09 23:50:17,849 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7103: havoc main_~node3__m3~30#1;havoc main_~node2__m2~33#1; [2024-11-09 23:50:17,974 INFO L? ?]: Removed 1251 outVars from TransFormulas that were not future-live. [2024-11-09 23:50:17,975 INFO L307 CfgBuilder]: Performing block encoding [2024-11-09 23:50:18,010 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 23:50:18,011 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 23:50:18,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 11:50:18 BoogieIcfgContainer [2024-11-09 23:50:18,011 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-09 23:50:18,013 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 23:50:18,013 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 23:50:18,016 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 23:50:18,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 11:50:13" (1/3) ... [2024-11-09 23:50:18,016 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@346fb0f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 11:50:18, skipping insertion in model container [2024-11-09 23:50:18,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:50:14" (2/3) ... [2024-11-09 23:50:18,017 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@346fb0f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 11:50:18, skipping insertion in model container [2024-11-09 23:50:18,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.11 11:50:18" (3/3) ... [2024-11-09 23:50:18,018 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c [2024-11-09 23:50:18,030 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 23:50:18,030 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-11-09 23:50:18,112 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 23:50:18,119 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;@5b520362, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 23:50:18,119 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-09 23:50:18,130 INFO L276 IsEmpty]: Start isEmpty. Operand has 1308 states, 1301 states have (on average 1.7609531129900078) internal successors, (2291), 1307 states have internal predecessors, (2291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:18,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-09 23:50:18,152 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:18,153 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:18,153 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:18,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:18,158 INFO L85 PathProgramCache]: Analyzing trace with hash -970295925, now seen corresponding path program 1 times [2024-11-09 23:50:18,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:18,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660564172] [2024-11-09 23:50:18,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:18,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:18,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:18,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:18,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:18,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660564172] [2024-11-09 23:50:18,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660564172] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:18,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:18,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 23:50:18,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477074931] [2024-11-09 23:50:18,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:18,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:50:18,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:18,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:50:18,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:50:18,662 INFO L87 Difference]: Start difference. First operand has 1308 states, 1301 states have (on average 1.7609531129900078) internal successors, (2291), 1307 states have internal predecessors, (2291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:19,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:19,829 INFO L93 Difference]: Finished difference Result 2562 states and 4374 transitions. [2024-11-09 23:50:19,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:50:19,831 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 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 52 [2024-11-09 23:50:19,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:19,845 INFO L225 Difference]: With dead ends: 2562 [2024-11-09 23:50:19,845 INFO L226 Difference]: Without dead ends: 1621 [2024-11-09 23:50:19,851 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:50:19,853 INFO L432 NwaCegarLoop]: 1066 mSDtfsCounter, 7151 mSDsluCounter, 522 mSDsCounter, 0 mSdLazyCounter, 1216 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7151 SdHoareTripleChecker+Valid, 1588 SdHoareTripleChecker+Invalid, 1284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 1216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:19,855 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7151 Valid, 1588 Invalid, 1284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 1216 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 23:50:19,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1621 states. [2024-11-09 23:50:19,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1621 to 1615. [2024-11-09 23:50:19,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1615 states, 1609 states have (on average 1.3032939714108143) internal successors, (2097), 1614 states have internal predecessors, (2097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:19,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1615 states and 2097 transitions. [2024-11-09 23:50:19,954 INFO L78 Accepts]: Start accepts. Automaton has 1615 states and 2097 transitions. Word has length 52 [2024-11-09 23:50:19,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:19,955 INFO L471 AbstractCegarLoop]: Abstraction has 1615 states and 2097 transitions. [2024-11-09 23:50:19,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:19,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 2097 transitions. [2024-11-09 23:50:19,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-09 23:50:19,957 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:19,957 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:19,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 23:50:19,957 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:19,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:19,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1729186343, now seen corresponding path program 1 times [2024-11-09 23:50:19,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:19,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673988190] [2024-11-09 23:50:19,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:19,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:20,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:20,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:20,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673988190] [2024-11-09 23:50:20,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673988190] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:20,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:20,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 23:50:20,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62004287] [2024-11-09 23:50:20,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:20,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:50:20,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:20,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:50:20,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:50:20,105 INFO L87 Difference]: Start difference. First operand 1615 states and 2097 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:20,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:20,812 INFO L93 Difference]: Finished difference Result 3182 states and 4187 transitions. [2024-11-09 23:50:20,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:50:20,812 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 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 53 [2024-11-09 23:50:20,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:20,817 INFO L225 Difference]: With dead ends: 3182 [2024-11-09 23:50:20,818 INFO L226 Difference]: Without dead ends: 2076 [2024-11-09 23:50:20,819 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:50:20,820 INFO L432 NwaCegarLoop]: 654 mSDtfsCounter, 4662 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4662 SdHoareTripleChecker+Valid, 972 SdHoareTripleChecker+Invalid, 843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:20,820 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4662 Valid, 972 Invalid, 843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 812 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 23:50:20,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2076 states. [2024-11-09 23:50:20,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2076 to 2066. [2024-11-09 23:50:20,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2066 states, 2060 states have (on average 1.3131067961165048) internal successors, (2705), 2065 states have internal predecessors, (2705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:20,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 2066 states and 2705 transitions. [2024-11-09 23:50:20,850 INFO L78 Accepts]: Start accepts. Automaton has 2066 states and 2705 transitions. Word has length 53 [2024-11-09 23:50:20,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:20,851 INFO L471 AbstractCegarLoop]: Abstraction has 2066 states and 2705 transitions. [2024-11-09 23:50:20,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:20,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2705 transitions. [2024-11-09 23:50:20,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-09 23:50:20,852 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:20,852 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:20,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 23:50:20,853 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:20,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:20,853 INFO L85 PathProgramCache]: Analyzing trace with hash -83053890, now seen corresponding path program 1 times [2024-11-09 23:50:20,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:20,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368789042] [2024-11-09 23:50:20,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:20,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:20,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:20,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:20,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368789042] [2024-11-09 23:50:20,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368789042] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:20,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:20,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 23:50:20,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108559181] [2024-11-09 23:50:20,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:20,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:50:20,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:20,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:50:20,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:50:20,965 INFO L87 Difference]: Start difference. First operand 2066 states and 2705 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:21,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:21,629 INFO L93 Difference]: Finished difference Result 4530 states and 5946 transitions. [2024-11-09 23:50:21,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:50:21,630 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 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 53 [2024-11-09 23:50:21,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:21,638 INFO L225 Difference]: With dead ends: 4530 [2024-11-09 23:50:21,639 INFO L226 Difference]: Without dead ends: 3158 [2024-11-09 23:50:21,640 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:50:21,641 INFO L432 NwaCegarLoop]: 640 mSDtfsCounter, 4532 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 762 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4532 SdHoareTripleChecker+Valid, 996 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:21,641 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4532 Valid, 996 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 762 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 23:50:21,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3158 states. [2024-11-09 23:50:21,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3158 to 3144. [2024-11-09 23:50:21,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3144 states, 3138 states have (on average 1.3151688973868707) internal successors, (4127), 3143 states have internal predecessors, (4127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:21,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 3144 states and 4127 transitions. [2024-11-09 23:50:21,695 INFO L78 Accepts]: Start accepts. Automaton has 3144 states and 4127 transitions. Word has length 53 [2024-11-09 23:50:21,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:21,695 INFO L471 AbstractCegarLoop]: Abstraction has 3144 states and 4127 transitions. [2024-11-09 23:50:21,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:21,695 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 4127 transitions. [2024-11-09 23:50:21,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 23:50:21,698 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:21,698 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:21,698 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 23:50:21,698 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:21,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:21,699 INFO L85 PathProgramCache]: Analyzing trace with hash 813482785, now seen corresponding path program 1 times [2024-11-09 23:50:21,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:21,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047531530] [2024-11-09 23:50:21,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:21,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:21,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:21,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:21,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047531530] [2024-11-09 23:50:21,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047531530] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:21,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:21,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:50:21,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006784315] [2024-11-09 23:50:21,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:21,994 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 23:50:21,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:21,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 23:50:21,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 23:50:21,995 INFO L87 Difference]: Start difference. First operand 3144 states and 4127 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:23,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:23,026 INFO L93 Difference]: Finished difference Result 5131 states and 6948 transitions. [2024-11-09 23:50:23,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:50:23,027 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 0 states have call successors, (0), 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 55 [2024-11-09 23:50:23,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:23,039 INFO L225 Difference]: With dead ends: 5131 [2024-11-09 23:50:23,040 INFO L226 Difference]: Without dead ends: 4383 [2024-11-09 23:50:23,041 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-11-09 23:50:23,042 INFO L432 NwaCegarLoop]: 645 mSDtfsCounter, 4118 mSDsluCounter, 2088 mSDsCounter, 0 mSdLazyCounter, 2158 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4118 SdHoareTripleChecker+Valid, 2733 SdHoareTripleChecker+Invalid, 2168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 2158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:23,042 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4118 Valid, 2733 Invalid, 2168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 2158 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 23:50:23,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4383 states. [2024-11-09 23:50:23,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4383 to 3144. [2024-11-09 23:50:23,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3144 states, 3138 states have (on average 1.3148502230720205) internal successors, (4126), 3143 states have internal predecessors, (4126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:23,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 3144 states and 4126 transitions. [2024-11-09 23:50:23,085 INFO L78 Accepts]: Start accepts. Automaton has 3144 states and 4126 transitions. Word has length 55 [2024-11-09 23:50:23,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:23,085 INFO L471 AbstractCegarLoop]: Abstraction has 3144 states and 4126 transitions. [2024-11-09 23:50:23,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:23,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 4126 transitions. [2024-11-09 23:50:23,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 23:50:23,087 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:23,087 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:23,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 23:50:23,088 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:23,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:23,088 INFO L85 PathProgramCache]: Analyzing trace with hash -555269247, now seen corresponding path program 1 times [2024-11-09 23:50:23,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:23,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125845610] [2024-11-09 23:50:23,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:23,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:23,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:23,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:23,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:23,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125845610] [2024-11-09 23:50:23,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125845610] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:23,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:23,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 23:50:23,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86572445] [2024-11-09 23:50:23,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:23,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 23:50:23,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:23,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 23:50:23,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:50:23,338 INFO L87 Difference]: Start difference. First operand 3144 states and 4126 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:24,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:24,816 INFO L93 Difference]: Finished difference Result 5405 states and 7258 transitions. [2024-11-09 23:50:24,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 23:50:24,816 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 0 states have call successors, (0), 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 55 [2024-11-09 23:50:24,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:24,826 INFO L225 Difference]: With dead ends: 5405 [2024-11-09 23:50:24,826 INFO L226 Difference]: Without dead ends: 4799 [2024-11-09 23:50:24,827 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2024-11-09 23:50:24,828 INFO L432 NwaCegarLoop]: 659 mSDtfsCounter, 5206 mSDsluCounter, 3015 mSDsCounter, 0 mSdLazyCounter, 3647 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5206 SdHoareTripleChecker+Valid, 3674 SdHoareTripleChecker+Invalid, 3700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 3647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:24,828 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5206 Valid, 3674 Invalid, 3700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 3647 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 23:50:24,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4799 states. [2024-11-09 23:50:24,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4799 to 3144. [2024-11-09 23:50:24,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3144 states, 3138 states have (on average 1.3145315487571703) internal successors, (4125), 3143 states have internal predecessors, (4125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:24,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 3144 states and 4125 transitions. [2024-11-09 23:50:24,872 INFO L78 Accepts]: Start accepts. Automaton has 3144 states and 4125 transitions. Word has length 55 [2024-11-09 23:50:24,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:24,873 INFO L471 AbstractCegarLoop]: Abstraction has 3144 states and 4125 transitions. [2024-11-09 23:50:24,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:24,874 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 4125 transitions. [2024-11-09 23:50:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 23:50:24,875 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:24,875 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:24,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 23:50:24,876 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:24,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:24,876 INFO L85 PathProgramCache]: Analyzing trace with hash 631332128, now seen corresponding path program 1 times [2024-11-09 23:50:24,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:24,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220302737] [2024-11-09 23:50:24,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:24,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:25,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:25,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:25,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220302737] [2024-11-09 23:50:25,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220302737] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:25,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:25,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 23:50:25,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777594051] [2024-11-09 23:50:25,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:25,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 23:50:25,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:25,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 23:50:25,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:50:25,123 INFO L87 Difference]: Start difference. First operand 3144 states and 4125 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:26,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:26,071 INFO L93 Difference]: Finished difference Result 3937 states and 5157 transitions. [2024-11-09 23:50:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 23:50:26,071 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 0 states have call successors, (0), 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 55 [2024-11-09 23:50:26,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:26,079 INFO L225 Difference]: With dead ends: 3937 [2024-11-09 23:50:26,079 INFO L226 Difference]: Without dead ends: 3931 [2024-11-09 23:50:26,079 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-09 23:50:26,080 INFO L432 NwaCegarLoop]: 671 mSDtfsCounter, 6231 mSDsluCounter, 2221 mSDsCounter, 0 mSdLazyCounter, 2473 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6231 SdHoareTripleChecker+Valid, 2892 SdHoareTripleChecker+Invalid, 2507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 2473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:26,080 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6231 Valid, 2892 Invalid, 2507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 2473 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 23:50:26,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3931 states. [2024-11-09 23:50:26,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3931 to 3144. [2024-11-09 23:50:26,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3144 states, 3138 states have (on average 1.31421287444232) internal successors, (4124), 3143 states have internal predecessors, (4124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:26,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 3144 states and 4124 transitions. [2024-11-09 23:50:26,118 INFO L78 Accepts]: Start accepts. Automaton has 3144 states and 4124 transitions. Word has length 55 [2024-11-09 23:50:26,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:26,118 INFO L471 AbstractCegarLoop]: Abstraction has 3144 states and 4124 transitions. [2024-11-09 23:50:26,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:26,119 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 4124 transitions. [2024-11-09 23:50:26,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-09 23:50:26,120 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:26,120 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:26,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 23:50:26,121 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:26,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:26,121 INFO L85 PathProgramCache]: Analyzing trace with hash -320000285, now seen corresponding path program 1 times [2024-11-09 23:50:26,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:26,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534091534] [2024-11-09 23:50:26,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:26,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:26,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:26,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:26,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534091534] [2024-11-09 23:50:26,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534091534] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:26,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:26,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:50:26,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176203073] [2024-11-09 23:50:26,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:26,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:50:26,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:26,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:50:26,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:26,168 INFO L87 Difference]: Start difference. First operand 3144 states and 4124 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:26,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:26,262 INFO L93 Difference]: Finished difference Result 5858 states and 7782 transitions. [2024-11-09 23:50:26,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:50:26,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 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 56 [2024-11-09 23:50:26,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:26,271 INFO L225 Difference]: With dead ends: 5858 [2024-11-09 23:50:26,271 INFO L226 Difference]: Without dead ends: 4175 [2024-11-09 23:50:26,273 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:26,274 INFO L432 NwaCegarLoop]: 1264 mSDtfsCounter, 678 mSDsluCounter, 778 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 2042 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:26,274 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [678 Valid, 2042 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 23:50:26,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4175 states. [2024-11-09 23:50:26,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4175 to 4169. [2024-11-09 23:50:26,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4169 states, 4163 states have (on average 1.2884938746096566) internal successors, (5364), 4168 states have internal predecessors, (5364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:26,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4169 states to 4169 states and 5364 transitions. [2024-11-09 23:50:26,350 INFO L78 Accepts]: Start accepts. Automaton has 4169 states and 5364 transitions. Word has length 56 [2024-11-09 23:50:26,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:26,351 INFO L471 AbstractCegarLoop]: Abstraction has 4169 states and 5364 transitions. [2024-11-09 23:50:26,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:26,351 INFO L276 IsEmpty]: Start isEmpty. Operand 4169 states and 5364 transitions. [2024-11-09 23:50:26,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-09 23:50:26,354 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:26,354 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:26,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 23:50:26,355 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:26,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:26,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1547201986, now seen corresponding path program 1 times [2024-11-09 23:50:26,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:26,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639143623] [2024-11-09 23:50:26,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:26,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:26,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:26,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:26,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639143623] [2024-11-09 23:50:26,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639143623] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:26,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:26,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:50:26,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323751796] [2024-11-09 23:50:26,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:26,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:50:26,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:26,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:50:26,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:26,436 INFO L87 Difference]: Start difference. First operand 4169 states and 5364 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:26,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:26,495 INFO L93 Difference]: Finished difference Result 5965 states and 8021 transitions. [2024-11-09 23:50:26,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:50:26,495 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 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 56 [2024-11-09 23:50:26,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:26,509 INFO L225 Difference]: With dead ends: 5965 [2024-11-09 23:50:26,509 INFO L226 Difference]: Without dead ends: 4482 [2024-11-09 23:50:26,516 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:26,516 INFO L432 NwaCegarLoop]: 1166 mSDtfsCounter, 574 mSDsluCounter, 592 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 1758 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:26,517 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [574 Valid, 1758 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:50:26,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4482 states. [2024-11-09 23:50:26,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4482 to 4480. [2024-11-09 23:50:26,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4480 states, 4474 states have (on average 1.315824765310684) internal successors, (5887), 4479 states have internal predecessors, (5887), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4480 states to 4480 states and 5887 transitions. [2024-11-09 23:50:26,577 INFO L78 Accepts]: Start accepts. Automaton has 4480 states and 5887 transitions. Word has length 56 [2024-11-09 23:50:26,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:26,577 INFO L471 AbstractCegarLoop]: Abstraction has 4480 states and 5887 transitions. [2024-11-09 23:50:26,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:26,578 INFO L276 IsEmpty]: Start isEmpty. Operand 4480 states and 5887 transitions. [2024-11-09 23:50:26,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-09 23:50:26,580 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:26,580 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:26,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 23:50:26,580 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:26,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:26,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1430636701, now seen corresponding path program 1 times [2024-11-09 23:50:26,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:26,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731604539] [2024-11-09 23:50:26,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:26,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:26,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:26,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:26,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731604539] [2024-11-09 23:50:26,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731604539] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:26,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:26,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:50:26,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104450729] [2024-11-09 23:50:26,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:26,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:50:26,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:26,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:50:26,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:26,636 INFO L87 Difference]: Start difference. First operand 4480 states and 5887 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:26,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:26,692 INFO L93 Difference]: Finished difference Result 7626 states and 10502 transitions. [2024-11-09 23:50:26,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:50:26,692 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 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 56 [2024-11-09 23:50:26,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:26,703 INFO L225 Difference]: With dead ends: 7626 [2024-11-09 23:50:26,704 INFO L226 Difference]: Without dead ends: 5492 [2024-11-09 23:50:26,706 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:26,707 INFO L432 NwaCegarLoop]: 1152 mSDtfsCounter, 580 mSDsluCounter, 571 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 1723 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:26,707 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [580 Valid, 1723 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:50:26,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5492 states. [2024-11-09 23:50:26,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5492 to 5490. [2024-11-09 23:50:26,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5490 states, 5484 states have (on average 1.3464624361779722) internal successors, (7384), 5489 states have internal predecessors, (7384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:26,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5490 states to 5490 states and 7384 transitions. [2024-11-09 23:50:26,768 INFO L78 Accepts]: Start accepts. Automaton has 5490 states and 7384 transitions. Word has length 56 [2024-11-09 23:50:26,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:26,769 INFO L471 AbstractCegarLoop]: Abstraction has 5490 states and 7384 transitions. [2024-11-09 23:50:26,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:26,769 INFO L276 IsEmpty]: Start isEmpty. Operand 5490 states and 7384 transitions. [2024-11-09 23:50:26,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-09 23:50:26,772 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:26,772 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:26,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 23:50:26,772 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:26,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:26,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1518205261, now seen corresponding path program 1 times [2024-11-09 23:50:26,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:26,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048420004] [2024-11-09 23:50:26,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:26,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:26,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:26,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:26,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048420004] [2024-11-09 23:50:26,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048420004] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:26,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:26,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:50:26,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311994681] [2024-11-09 23:50:26,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:26,815 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:50:26,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:26,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:50:26,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:26,816 INFO L87 Difference]: Start difference. First operand 5490 states and 7384 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:26,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:26,957 INFO L93 Difference]: Finished difference Result 10673 states and 14537 transitions. [2024-11-09 23:50:26,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:50:26,958 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 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 57 [2024-11-09 23:50:26,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:26,965 INFO L225 Difference]: With dead ends: 10673 [2024-11-09 23:50:26,965 INFO L226 Difference]: Without dead ends: 5711 [2024-11-09 23:50:26,969 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:26,970 INFO L432 NwaCegarLoop]: 997 mSDtfsCounter, 793 mSDsluCounter, 520 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 1517 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:26,970 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [793 Valid, 1517 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 23:50:26,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5711 states. [2024-11-09 23:50:27,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5711 to 4668. [2024-11-09 23:50:27,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4668 states, 4662 states have (on average 1.3595023595023594) internal successors, (6338), 4667 states have internal predecessors, (6338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:27,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4668 states to 4668 states and 6338 transitions. [2024-11-09 23:50:27,042 INFO L78 Accepts]: Start accepts. Automaton has 4668 states and 6338 transitions. Word has length 57 [2024-11-09 23:50:27,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:27,042 INFO L471 AbstractCegarLoop]: Abstraction has 4668 states and 6338 transitions. [2024-11-09 23:50:27,042 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:27,042 INFO L276 IsEmpty]: Start isEmpty. Operand 4668 states and 6338 transitions. [2024-11-09 23:50:27,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-09 23:50:27,044 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:27,044 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:27,045 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-09 23:50:27,045 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:27,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:27,045 INFO L85 PathProgramCache]: Analyzing trace with hash 339022699, now seen corresponding path program 1 times [2024-11-09 23:50:27,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:27,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517926722] [2024-11-09 23:50:27,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:27,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:27,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:27,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:27,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517926722] [2024-11-09 23:50:27,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517926722] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:27,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:27,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:50:27,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403305183] [2024-11-09 23:50:27,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:27,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:50:27,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:27,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:50:27,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:27,088 INFO L87 Difference]: Start difference. First operand 4668 states and 6338 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:27,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:27,171 INFO L93 Difference]: Finished difference Result 8942 states and 12376 transitions. [2024-11-09 23:50:27,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:50:27,171 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 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 57 [2024-11-09 23:50:27,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:27,177 INFO L225 Difference]: With dead ends: 8942 [2024-11-09 23:50:27,177 INFO L226 Difference]: Without dead ends: 5120 [2024-11-09 23:50:27,181 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:27,181 INFO L432 NwaCegarLoop]: 810 mSDtfsCounter, 758 mSDsluCounter, 326 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 758 SdHoareTripleChecker+Valid, 1136 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:27,181 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [758 Valid, 1136 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 23:50:27,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5120 states. [2024-11-09 23:50:27,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5120 to 4097. [2024-11-09 23:50:27,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4097 states, 4092 states have (on average 1.3726783968719452) internal successors, (5617), 4096 states have internal predecessors, (5617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:27,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 4097 states and 5617 transitions. [2024-11-09 23:50:27,219 INFO L78 Accepts]: Start accepts. Automaton has 4097 states and 5617 transitions. Word has length 57 [2024-11-09 23:50:27,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:27,219 INFO L471 AbstractCegarLoop]: Abstraction has 4097 states and 5617 transitions. [2024-11-09 23:50:27,219 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:27,219 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 5617 transitions. [2024-11-09 23:50:27,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-09 23:50:27,220 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:27,220 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:27,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 23:50:27,221 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:27,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:27,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1034565529, now seen corresponding path program 1 times [2024-11-09 23:50:27,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:27,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036058141] [2024-11-09 23:50:27,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:27,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:27,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:28,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:28,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:28,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036058141] [2024-11-09 23:50:28,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036058141] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:28,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:28,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-09 23:50:28,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937710709] [2024-11-09 23:50:28,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:28,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-09 23:50:28,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:28,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-09 23:50:28,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2024-11-09 23:50:28,267 INFO L87 Difference]: Start difference. First operand 4097 states and 5617 transitions. Second operand has 17 states, 17 states have (on average 3.3529411764705883) internal successors, (57), 17 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:29,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:29,972 INFO L93 Difference]: Finished difference Result 7192 states and 9936 transitions. [2024-11-09 23:50:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 23:50:29,972 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.3529411764705883) internal successors, (57), 17 states have internal predecessors, (57), 0 states have call successors, (0), 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 57 [2024-11-09 23:50:29,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:29,979 INFO L225 Difference]: With dead ends: 7192 [2024-11-09 23:50:29,979 INFO L226 Difference]: Without dead ends: 7085 [2024-11-09 23:50:29,981 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=258, Invalid=734, Unknown=0, NotChecked=0, Total=992 [2024-11-09 23:50:29,981 INFO L432 NwaCegarLoop]: 691 mSDtfsCounter, 7071 mSDsluCounter, 4422 mSDsCounter, 0 mSdLazyCounter, 1486 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7071 SdHoareTripleChecker+Valid, 5113 SdHoareTripleChecker+Invalid, 1497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:29,981 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7071 Valid, 5113 Invalid, 1497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1486 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 23:50:29,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7085 states. [2024-11-09 23:50:30,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7085 to 4096. [2024-11-09 23:50:30,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4096 states, 4091 states have (on average 1.3725250549987777) internal successors, (5615), 4095 states have internal predecessors, (5615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:30,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4096 states to 4096 states and 5615 transitions. [2024-11-09 23:50:30,038 INFO L78 Accepts]: Start accepts. Automaton has 4096 states and 5615 transitions. Word has length 57 [2024-11-09 23:50:30,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:30,038 INFO L471 AbstractCegarLoop]: Abstraction has 4096 states and 5615 transitions. [2024-11-09 23:50:30,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.3529411764705883) internal successors, (57), 17 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:30,038 INFO L276 IsEmpty]: Start isEmpty. Operand 4096 states and 5615 transitions. [2024-11-09 23:50:30,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-09 23:50:30,039 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:30,040 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:30,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 23:50:30,040 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:30,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:30,040 INFO L85 PathProgramCache]: Analyzing trace with hash 878052566, now seen corresponding path program 1 times [2024-11-09 23:50:30,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:30,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615972302] [2024-11-09 23:50:30,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:30,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:30,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:30,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:30,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615972302] [2024-11-09 23:50:30,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615972302] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:30,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:30,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:50:30,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976363223] [2024-11-09 23:50:30,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:30,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:50:30,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:30,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:50:30,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:30,090 INFO L87 Difference]: Start difference. First operand 4096 states and 5615 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:30,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:30,150 INFO L93 Difference]: Finished difference Result 8123 states and 11327 transitions. [2024-11-09 23:50:30,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:50:30,150 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 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 57 [2024-11-09 23:50:30,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:30,155 INFO L225 Difference]: With dead ends: 8123 [2024-11-09 23:50:30,155 INFO L226 Difference]: Without dead ends: 4585 [2024-11-09 23:50:30,158 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:30,158 INFO L432 NwaCegarLoop]: 601 mSDtfsCounter, 580 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 857 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:30,159 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [580 Valid, 857 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:50:30,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4585 states. [2024-11-09 23:50:30,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4585 to 3662. [2024-11-09 23:50:30,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3662 states, 3658 states have (on average 1.3879168944778568) internal successors, (5077), 3661 states have internal predecessors, (5077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:30,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3662 states and 5077 transitions. [2024-11-09 23:50:30,193 INFO L78 Accepts]: Start accepts. Automaton has 3662 states and 5077 transitions. Word has length 57 [2024-11-09 23:50:30,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:30,193 INFO L471 AbstractCegarLoop]: Abstraction has 3662 states and 5077 transitions. [2024-11-09 23:50:30,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:30,193 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 5077 transitions. [2024-11-09 23:50:30,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-09 23:50:30,194 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:30,194 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:30,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 23:50:30,195 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:30,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:30,196 INFO L85 PathProgramCache]: Analyzing trace with hash 373147263, now seen corresponding path program 1 times [2024-11-09 23:50:30,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:30,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040754653] [2024-11-09 23:50:30,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:30,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:30,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:30,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:30,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040754653] [2024-11-09 23:50:30,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040754653] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:30,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:30,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 23:50:30,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910746300] [2024-11-09 23:50:30,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:30,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 23:50:30,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:30,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 23:50:30,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:50:30,604 INFO L87 Difference]: Start difference. First operand 3662 states and 5077 transitions. Second operand has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:31,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:31,350 INFO L93 Difference]: Finished difference Result 7441 states and 10370 transitions. [2024-11-09 23:50:31,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 23:50:31,350 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 0 states have call successors, (0), 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 58 [2024-11-09 23:50:31,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:31,358 INFO L225 Difference]: With dead ends: 7441 [2024-11-09 23:50:31,358 INFO L226 Difference]: Without dead ends: 7429 [2024-11-09 23:50:31,359 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-09 23:50:31,359 INFO L432 NwaCegarLoop]: 649 mSDtfsCounter, 3087 mSDsluCounter, 3851 mSDsCounter, 0 mSdLazyCounter, 989 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3087 SdHoareTripleChecker+Valid, 4500 SdHoareTripleChecker+Invalid, 1004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 989 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:31,360 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3087 Valid, 4500 Invalid, 1004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 989 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 23:50:31,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7429 states. [2024-11-09 23:50:31,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7429 to 3650. [2024-11-09 23:50:31,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3650 states, 3647 states have (on average 1.3885385248149165) internal successors, (5064), 3649 states have internal predecessors, (5064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:31,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3650 states to 3650 states and 5064 transitions. [2024-11-09 23:50:31,399 INFO L78 Accepts]: Start accepts. Automaton has 3650 states and 5064 transitions. Word has length 58 [2024-11-09 23:50:31,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:31,400 INFO L471 AbstractCegarLoop]: Abstraction has 3650 states and 5064 transitions. [2024-11-09 23:50:31,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:31,400 INFO L276 IsEmpty]: Start isEmpty. Operand 3650 states and 5064 transitions. [2024-11-09 23:50:31,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-09 23:50:31,401 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:31,401 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:31,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 23:50:31,401 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:31,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:31,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1517913433, now seen corresponding path program 1 times [2024-11-09 23:50:31,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:31,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414164981] [2024-11-09 23:50:31,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:31,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:32,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:32,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:32,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414164981] [2024-11-09 23:50:32,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414164981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:32,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:32,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-09 23:50:32,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203496631] [2024-11-09 23:50:32,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:32,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-09 23:50:32,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:32,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-09 23:50:32,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2024-11-09 23:50:32,081 INFO L87 Difference]: Start difference. First operand 3650 states and 5064 transitions. Second operand has 19 states, 19 states have (on average 3.0526315789473686) internal successors, (58), 19 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:33,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:33,515 INFO L93 Difference]: Finished difference Result 5121 states and 7093 transitions. [2024-11-09 23:50:33,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 23:50:33,516 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.0526315789473686) internal successors, (58), 19 states have internal predecessors, (58), 0 states have call successors, (0), 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 58 [2024-11-09 23:50:33,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:33,521 INFO L225 Difference]: With dead ends: 5121 [2024-11-09 23:50:33,521 INFO L226 Difference]: Without dead ends: 5117 [2024-11-09 23:50:33,522 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=235, Invalid=887, Unknown=0, NotChecked=0, Total=1122 [2024-11-09 23:50:33,523 INFO L432 NwaCegarLoop]: 580 mSDtfsCounter, 2746 mSDsluCounter, 6226 mSDsCounter, 0 mSdLazyCounter, 2491 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2746 SdHoareTripleChecker+Valid, 6806 SdHoareTripleChecker+Invalid, 2504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 2491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:33,523 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2746 Valid, 6806 Invalid, 2504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 2491 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 23:50:33,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5117 states. [2024-11-09 23:50:33,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5117 to 3658. [2024-11-09 23:50:33,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3658 states, 3655 states have (on average 1.388235294117647) internal successors, (5074), 3657 states have internal predecessors, (5074), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:33,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 3658 states and 5074 transitions. [2024-11-09 23:50:33,568 INFO L78 Accepts]: Start accepts. Automaton has 3658 states and 5074 transitions. Word has length 58 [2024-11-09 23:50:33,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:33,568 INFO L471 AbstractCegarLoop]: Abstraction has 3658 states and 5074 transitions. [2024-11-09 23:50:33,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.0526315789473686) internal successors, (58), 19 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:33,568 INFO L276 IsEmpty]: Start isEmpty. Operand 3658 states and 5074 transitions. [2024-11-09 23:50:33,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-09 23:50:33,569 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:33,569 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:33,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 23:50:33,570 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:33,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:33,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1697328906, now seen corresponding path program 1 times [2024-11-09 23:50:33,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:33,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470902062] [2024-11-09 23:50:33,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:33,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:33,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:33,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:33,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470902062] [2024-11-09 23:50:33,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470902062] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:33,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:33,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 23:50:33,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359855192] [2024-11-09 23:50:33,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:33,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 23:50:33,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:33,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 23:50:33,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:50:33,940 INFO L87 Difference]: Start difference. First operand 3658 states and 5074 transitions. Second operand has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:34,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:34,658 INFO L93 Difference]: Finished difference Result 10168 states and 14260 transitions. [2024-11-09 23:50:34,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 23:50:34,659 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 0 states have call successors, (0), 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 58 [2024-11-09 23:50:34,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:34,667 INFO L225 Difference]: With dead ends: 10168 [2024-11-09 23:50:34,667 INFO L226 Difference]: Without dead ends: 10164 [2024-11-09 23:50:34,667 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2024-11-09 23:50:34,668 INFO L432 NwaCegarLoop]: 572 mSDtfsCounter, 4293 mSDsluCounter, 4008 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4293 SdHoareTripleChecker+Valid, 4580 SdHoareTripleChecker+Invalid, 794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:34,669 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4293 Valid, 4580 Invalid, 794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 779 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 23:50:34,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10164 states. [2024-11-09 23:50:34,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10164 to 3654. [2024-11-09 23:50:34,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3654 states, 3652 states have (on average 1.3880065717415115) internal successors, (5069), 3653 states have internal predecessors, (5069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:34,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 3654 states and 5069 transitions. [2024-11-09 23:50:34,709 INFO L78 Accepts]: Start accepts. Automaton has 3654 states and 5069 transitions. Word has length 58 [2024-11-09 23:50:34,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:34,709 INFO L471 AbstractCegarLoop]: Abstraction has 3654 states and 5069 transitions. [2024-11-09 23:50:34,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:34,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3654 states and 5069 transitions. [2024-11-09 23:50:34,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-09 23:50:34,710 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:34,710 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:34,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 23:50:34,710 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:34,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:34,711 INFO L85 PathProgramCache]: Analyzing trace with hash -33483074, now seen corresponding path program 1 times [2024-11-09 23:50:34,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:34,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440716218] [2024-11-09 23:50:34,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:34,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:35,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:35,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:35,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440716218] [2024-11-09 23:50:35,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440716218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:35,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:35,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 23:50:35,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764765180] [2024-11-09 23:50:35,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:35,117 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 23:50:35,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:35,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 23:50:35,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-11-09 23:50:35,118 INFO L87 Difference]: Start difference. First operand 3654 states and 5069 transitions. Second operand has 15 states, 15 states have (on average 3.933333333333333) internal successors, (59), 15 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:35,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:35,984 INFO L93 Difference]: Finished difference Result 7828 states and 10965 transitions. [2024-11-09 23:50:35,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 23:50:35,985 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.933333333333333) internal successors, (59), 15 states have internal predecessors, (59), 0 states have call successors, (0), 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 59 [2024-11-09 23:50:35,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:35,990 INFO L225 Difference]: With dead ends: 7828 [2024-11-09 23:50:35,991 INFO L226 Difference]: Without dead ends: 7824 [2024-11-09 23:50:35,992 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=188, Invalid=568, Unknown=0, NotChecked=0, Total=756 [2024-11-09 23:50:35,992 INFO L432 NwaCegarLoop]: 540 mSDtfsCounter, 3719 mSDsluCounter, 3139 mSDsCounter, 0 mSdLazyCounter, 1167 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3719 SdHoareTripleChecker+Valid, 3679 SdHoareTripleChecker+Invalid, 1180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:35,992 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3719 Valid, 3679 Invalid, 1180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 1167 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 23:50:35,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7824 states. [2024-11-09 23:50:36,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7824 to 3642. [2024-11-09 23:50:36,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3642 states, 3641 states have (on average 1.388354847569349) internal successors, (5055), 3641 states have internal predecessors, (5055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:36,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3642 states to 3642 states and 5055 transitions. [2024-11-09 23:50:36,051 INFO L78 Accepts]: Start accepts. Automaton has 3642 states and 5055 transitions. Word has length 59 [2024-11-09 23:50:36,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:36,051 INFO L471 AbstractCegarLoop]: Abstraction has 3642 states and 5055 transitions. [2024-11-09 23:50:36,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.933333333333333) internal successors, (59), 15 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:36,051 INFO L276 IsEmpty]: Start isEmpty. Operand 3642 states and 5055 transitions. [2024-11-09 23:50:36,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-09 23:50:36,053 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:36,053 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:36,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 23:50:36,053 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:36,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:36,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1343714664, now seen corresponding path program 1 times [2024-11-09 23:50:36,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:36,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507981767] [2024-11-09 23:50:36,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:36,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:36,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:36,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:36,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507981767] [2024-11-09 23:50:36,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507981767] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:36,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:36,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:50:36,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888194539] [2024-11-09 23:50:36,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:36,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:50:36,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:36,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:50:36,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:50:36,163 INFO L87 Difference]: Start difference. First operand 3642 states and 5055 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 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) [2024-11-09 23:50:36,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:36,243 INFO L93 Difference]: Finished difference Result 11220 states and 15909 transitions. [2024-11-09 23:50:36,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:50:36,243 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 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 [2024-11-09 23:50:36,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:36,251 INFO L225 Difference]: With dead ends: 11220 [2024-11-09 23:50:36,251 INFO L226 Difference]: Without dead ends: 8274 [2024-11-09 23:50:36,254 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:50:36,255 INFO L432 NwaCegarLoop]: 585 mSDtfsCounter, 1666 mSDsluCounter, 667 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1666 SdHoareTripleChecker+Valid, 1252 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:36,255 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1666 Valid, 1252 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 23:50:36,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8274 states. [2024-11-09 23:50:36,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8274 to 6272. [2024-11-09 23:50:36,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6271 states have (on average 1.3881358634986445) internal successors, (8705), 6271 states have internal predecessors, (8705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:36,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 8705 transitions. [2024-11-09 23:50:36,317 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 8705 transitions. Word has length 66 [2024-11-09 23:50:36,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:36,317 INFO L471 AbstractCegarLoop]: Abstraction has 6272 states and 8705 transitions. [2024-11-09 23:50:36,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 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) [2024-11-09 23:50:36,317 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 8705 transitions. [2024-11-09 23:50:36,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-09 23:50:36,319 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:36,319 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:36,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 23:50:36,319 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:36,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:36,320 INFO L85 PathProgramCache]: Analyzing trace with hash 790623885, now seen corresponding path program 1 times [2024-11-09 23:50:36,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:36,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245289693] [2024-11-09 23:50:36,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:36,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:36,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:36,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:36,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245289693] [2024-11-09 23:50:36,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245289693] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:36,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:36,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:50:36,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739921748] [2024-11-09 23:50:36,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:36,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:50:36,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:36,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:50:36,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:50:36,403 INFO L87 Difference]: Start difference. First operand 6272 states and 8705 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 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) [2024-11-09 23:50:36,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:36,471 INFO L93 Difference]: Finished difference Result 10630 states and 14842 transitions. [2024-11-09 23:50:36,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:50:36,472 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 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 [2024-11-09 23:50:36,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:36,476 INFO L225 Difference]: With dead ends: 10630 [2024-11-09 23:50:36,476 INFO L226 Difference]: Without dead ends: 5034 [2024-11-09 23:50:36,480 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:50:36,481 INFO L432 NwaCegarLoop]: 563 mSDtfsCounter, 1676 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1676 SdHoareTripleChecker+Valid, 843 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:36,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1676 Valid, 843 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:50:36,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5034 states. [2024-11-09 23:50:36,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5034 to 5030. [2024-11-09 23:50:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5030 states, 5029 states have (on average 1.3744283157685424) internal successors, (6912), 5029 states have internal predecessors, (6912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:36,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5030 states to 5030 states and 6912 transitions. [2024-11-09 23:50:36,525 INFO L78 Accepts]: Start accepts. Automaton has 5030 states and 6912 transitions. Word has length 68 [2024-11-09 23:50:36,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:36,525 INFO L471 AbstractCegarLoop]: Abstraction has 5030 states and 6912 transitions. [2024-11-09 23:50:36,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 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) [2024-11-09 23:50:36,525 INFO L276 IsEmpty]: Start isEmpty. Operand 5030 states and 6912 transitions. [2024-11-09 23:50:36,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-09 23:50:36,527 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:36,528 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:36,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 23:50:36,528 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:36,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:36,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1588009033, now seen corresponding path program 1 times [2024-11-09 23:50:36,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:36,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239756952] [2024-11-09 23:50:36,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:36,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:36,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:36,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:36,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239756952] [2024-11-09 23:50:36,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239756952] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:36,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:36,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:50:36,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512784235] [2024-11-09 23:50:36,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:36,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:50:36,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:36,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:50:36,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:36,616 INFO L87 Difference]: Start difference. First operand 5030 states and 6912 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:36,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:36,677 INFO L93 Difference]: Finished difference Result 13306 states and 18514 transitions. [2024-11-09 23:50:36,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:50:36,678 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 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 70 [2024-11-09 23:50:36,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:36,686 INFO L225 Difference]: With dead ends: 13306 [2024-11-09 23:50:36,686 INFO L226 Difference]: Without dead ends: 8952 [2024-11-09 23:50:36,690 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:36,691 INFO L432 NwaCegarLoop]: 625 mSDtfsCounter, 313 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 923 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:36,691 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [313 Valid, 923 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:50:36,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8952 states. [2024-11-09 23:50:36,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8952 to 8438. [2024-11-09 23:50:36,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8438 states, 8437 states have (on average 1.3751333412350362) internal successors, (11602), 8437 states have internal predecessors, (11602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:36,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8438 states to 8438 states and 11602 transitions. [2024-11-09 23:50:36,779 INFO L78 Accepts]: Start accepts. Automaton has 8438 states and 11602 transitions. Word has length 70 [2024-11-09 23:50:36,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:36,780 INFO L471 AbstractCegarLoop]: Abstraction has 8438 states and 11602 transitions. [2024-11-09 23:50:36,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:36,780 INFO L276 IsEmpty]: Start isEmpty. Operand 8438 states and 11602 transitions. [2024-11-09 23:50:36,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-09 23:50:36,783 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:36,783 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:36,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 23:50:36,783 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:36,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:36,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1532120042, now seen corresponding path program 1 times [2024-11-09 23:50:36,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:36,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504111694] [2024-11-09 23:50:36,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:36,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:36,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:36,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:36,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504111694] [2024-11-09 23:50:36,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504111694] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:36,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:36,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 23:50:36,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444957572] [2024-11-09 23:50:36,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:36,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 23:50:36,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:36,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 23:50:36,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:50:36,948 INFO L87 Difference]: Start difference. First operand 8438 states and 11602 transitions. Second operand has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:37,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:37,558 INFO L93 Difference]: Finished difference Result 14385 states and 19653 transitions. [2024-11-09 23:50:37,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 23:50:37,558 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 0 states have call successors, (0), 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 73 [2024-11-09 23:50:37,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:37,566 INFO L225 Difference]: With dead ends: 14385 [2024-11-09 23:50:37,566 INFO L226 Difference]: Without dead ends: 11613 [2024-11-09 23:50:37,569 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-09 23:50:37,570 INFO L432 NwaCegarLoop]: 349 mSDtfsCounter, 2200 mSDsluCounter, 1137 mSDsCounter, 0 mSdLazyCounter, 1165 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2200 SdHoareTripleChecker+Valid, 1486 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 1165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:37,570 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2200 Valid, 1486 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 1165 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 23:50:37,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11613 states. [2024-11-09 23:50:37,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11613 to 8420. [2024-11-09 23:50:37,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8420 states, 8419 states have (on average 1.3756978263451716) internal successors, (11582), 8419 states have internal predecessors, (11582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:37,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8420 states to 8420 states and 11582 transitions. [2024-11-09 23:50:37,650 INFO L78 Accepts]: Start accepts. Automaton has 8420 states and 11582 transitions. Word has length 73 [2024-11-09 23:50:37,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:37,650 INFO L471 AbstractCegarLoop]: Abstraction has 8420 states and 11582 transitions. [2024-11-09 23:50:37,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:37,650 INFO L276 IsEmpty]: Start isEmpty. Operand 8420 states and 11582 transitions. [2024-11-09 23:50:37,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-09 23:50:37,652 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:37,652 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:37,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-09 23:50:37,653 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:37,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:37,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1631362667, now seen corresponding path program 1 times [2024-11-09 23:50:37,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:37,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317931218] [2024-11-09 23:50:37,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:37,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:37,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:37,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:37,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317931218] [2024-11-09 23:50:37,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317931218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:37,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:37,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 23:50:37,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675163511] [2024-11-09 23:50:37,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:37,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 23:50:37,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:37,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 23:50:37,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 23:50:37,815 INFO L87 Difference]: Start difference. First operand 8420 states and 11582 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:37,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:37,901 INFO L93 Difference]: Finished difference Result 9158 states and 12503 transitions. [2024-11-09 23:50:37,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 23:50:37,903 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 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 73 [2024-11-09 23:50:37,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:37,911 INFO L225 Difference]: With dead ends: 9158 [2024-11-09 23:50:37,911 INFO L226 Difference]: Without dead ends: 9156 [2024-11-09 23:50:37,914 INFO L431 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 [2024-11-09 23:50:37,914 INFO L432 NwaCegarLoop]: 577 mSDtfsCounter, 0 mSDsluCounter, 2256 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2833 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:37,914 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2833 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 23:50:37,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9156 states. [2024-11-09 23:50:37,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9156 to 9156. [2024-11-09 23:50:37,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9156 states, 9155 states have (on average 1.3454942654287274) internal successors, (12318), 9155 states have internal predecessors, (12318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:37,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9156 states to 9156 states and 12318 transitions. [2024-11-09 23:50:37,998 INFO L78 Accepts]: Start accepts. Automaton has 9156 states and 12318 transitions. Word has length 73 [2024-11-09 23:50:37,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:37,998 INFO L471 AbstractCegarLoop]: Abstraction has 9156 states and 12318 transitions. [2024-11-09 23:50:37,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:37,998 INFO L276 IsEmpty]: Start isEmpty. Operand 9156 states and 12318 transitions. [2024-11-09 23:50:38,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-09 23:50:38,000 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:38,000 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:38,000 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-09 23:50:38,000 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:38,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:38,001 INFO L85 PathProgramCache]: Analyzing trace with hash -601364691, now seen corresponding path program 1 times [2024-11-09 23:50:38,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:38,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755675266] [2024-11-09 23:50:38,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:38,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:38,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:38,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:38,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755675266] [2024-11-09 23:50:38,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755675266] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:38,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:38,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:50:38,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320206423] [2024-11-09 23:50:38,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:38,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:50:38,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:38,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:50:38,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:50:38,088 INFO L87 Difference]: Start difference. First operand 9156 states and 12318 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:38,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:38,180 INFO L93 Difference]: Finished difference Result 15256 states and 20678 transitions. [2024-11-09 23:50:38,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:50:38,180 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 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 74 [2024-11-09 23:50:38,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:38,189 INFO L225 Difference]: With dead ends: 15256 [2024-11-09 23:50:38,189 INFO L226 Difference]: Without dead ends: 12830 [2024-11-09 23:50:38,192 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:50:38,192 INFO L432 NwaCegarLoop]: 650 mSDtfsCounter, 1076 mSDsluCounter, 903 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1076 SdHoareTripleChecker+Valid, 1553 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:38,192 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1076 Valid, 1553 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 23:50:38,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12830 states. [2024-11-09 23:50:38,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12830 to 11250. [2024-11-09 23:50:38,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11250 states, 11249 states have (on average 1.3457196195217354) internal successors, (15138), 11249 states have internal predecessors, (15138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:38,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11250 states to 11250 states and 15138 transitions. [2024-11-09 23:50:38,281 INFO L78 Accepts]: Start accepts. Automaton has 11250 states and 15138 transitions. Word has length 74 [2024-11-09 23:50:38,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:38,281 INFO L471 AbstractCegarLoop]: Abstraction has 11250 states and 15138 transitions. [2024-11-09 23:50:38,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:38,282 INFO L276 IsEmpty]: Start isEmpty. Operand 11250 states and 15138 transitions. [2024-11-09 23:50:38,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-09 23:50:38,283 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:38,283 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:38,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-09 23:50:38,284 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:38,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:38,284 INFO L85 PathProgramCache]: Analyzing trace with hash 2072705091, now seen corresponding path program 1 times [2024-11-09 23:50:38,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:38,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085995497] [2024-11-09 23:50:38,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:38,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:38,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:38,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:38,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:38,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085995497] [2024-11-09 23:50:38,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085995497] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:38,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:38,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:50:38,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403287533] [2024-11-09 23:50:38,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:38,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:50:38,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:38,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:50:38,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:38,326 INFO L87 Difference]: Start difference. First operand 11250 states and 15138 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:38,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:38,409 INFO L93 Difference]: Finished difference Result 30007 states and 40577 transitions. [2024-11-09 23:50:38,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:50:38,410 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 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 74 [2024-11-09 23:50:38,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:38,429 INFO L225 Difference]: With dead ends: 30007 [2024-11-09 23:50:38,429 INFO L226 Difference]: Without dead ends: 19421 [2024-11-09 23:50:38,442 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:38,445 INFO L432 NwaCegarLoop]: 577 mSDtfsCounter, 320 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:38,445 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 883 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:50:38,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19421 states. [2024-11-09 23:50:38,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19421 to 19419. [2024-11-09 23:50:38,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19419 states, 19418 states have (on average 1.337573385518591) internal successors, (25973), 19418 states have internal predecessors, (25973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:38,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19419 states to 19419 states and 25973 transitions. [2024-11-09 23:50:38,646 INFO L78 Accepts]: Start accepts. Automaton has 19419 states and 25973 transitions. Word has length 74 [2024-11-09 23:50:38,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:38,647 INFO L471 AbstractCegarLoop]: Abstraction has 19419 states and 25973 transitions. [2024-11-09 23:50:38,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:38,647 INFO L276 IsEmpty]: Start isEmpty. Operand 19419 states and 25973 transitions. [2024-11-09 23:50:38,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-09 23:50:38,649 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:38,649 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:38,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-09 23:50:38,649 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:38,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:38,650 INFO L85 PathProgramCache]: Analyzing trace with hash -659268381, now seen corresponding path program 1 times [2024-11-09 23:50:38,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:38,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812493269] [2024-11-09 23:50:38,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:38,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:38,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:38,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:38,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812493269] [2024-11-09 23:50:38,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812493269] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:38,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:38,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:50:38,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108020871] [2024-11-09 23:50:38,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:38,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:50:38,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:38,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:50:38,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:38,697 INFO L87 Difference]: Start difference. First operand 19419 states and 25973 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:38,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:38,753 INFO L93 Difference]: Finished difference Result 23907 states and 31883 transitions. [2024-11-09 23:50:38,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:50:38,754 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 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 75 [2024-11-09 23:50:38,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:38,767 INFO L225 Difference]: With dead ends: 23907 [2024-11-09 23:50:38,767 INFO L226 Difference]: Without dead ends: 14937 [2024-11-09 23:50:38,775 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:38,776 INFO L432 NwaCegarLoop]: 588 mSDtfsCounter, 187 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 1018 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:38,776 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 1018 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:50:38,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14937 states. [2024-11-09 23:50:38,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14937 to 14839. [2024-11-09 23:50:38,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14839 states, 14838 states have (on average 1.3129127914813317) internal successors, (19481), 14838 states have internal predecessors, (19481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:38,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14839 states to 14839 states and 19481 transitions. [2024-11-09 23:50:38,891 INFO L78 Accepts]: Start accepts. Automaton has 14839 states and 19481 transitions. Word has length 75 [2024-11-09 23:50:38,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:38,892 INFO L471 AbstractCegarLoop]: Abstraction has 14839 states and 19481 transitions. [2024-11-09 23:50:38,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:38,892 INFO L276 IsEmpty]: Start isEmpty. Operand 14839 states and 19481 transitions. [2024-11-09 23:50:38,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-09 23:50:38,894 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:38,894 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:38,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-09 23:50:38,895 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:38,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:38,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1147201722, now seen corresponding path program 1 times [2024-11-09 23:50:38,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:38,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513975984] [2024-11-09 23:50:38,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:38,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:38,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:38,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:38,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513975984] [2024-11-09 23:50:38,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513975984] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:38,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:38,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:50:38,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797888325] [2024-11-09 23:50:38,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:38,975 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:50:38,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:38,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:50:38,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:50:38,975 INFO L87 Difference]: Start difference. First operand 14839 states and 19481 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:39,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:39,083 INFO L93 Difference]: Finished difference Result 20429 states and 26947 transitions. [2024-11-09 23:50:39,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:50:39,084 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 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 75 [2024-11-09 23:50:39,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:39,099 INFO L225 Difference]: With dead ends: 20429 [2024-11-09 23:50:39,099 INFO L226 Difference]: Without dead ends: 17627 [2024-11-09 23:50:39,107 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:50:39,107 INFO L432 NwaCegarLoop]: 669 mSDtfsCounter, 1063 mSDsluCounter, 889 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1063 SdHoareTripleChecker+Valid, 1558 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:39,109 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1063 Valid, 1558 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 23:50:39,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17627 states. [2024-11-09 23:50:39,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17627 to 16885. [2024-11-09 23:50:39,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16885 states, 16884 states have (on average 1.3117152333570243) internal successors, (22147), 16884 states have internal predecessors, (22147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:39,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16885 states to 16885 states and 22147 transitions. [2024-11-09 23:50:39,322 INFO L78 Accepts]: Start accepts. Automaton has 16885 states and 22147 transitions. Word has length 75 [2024-11-09 23:50:39,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:39,322 INFO L471 AbstractCegarLoop]: Abstraction has 16885 states and 22147 transitions. [2024-11-09 23:50:39,323 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:39,323 INFO L276 IsEmpty]: Start isEmpty. Operand 16885 states and 22147 transitions. [2024-11-09 23:50:39,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-09 23:50:39,325 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:39,325 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:39,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-09 23:50:39,326 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:39,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:39,326 INFO L85 PathProgramCache]: Analyzing trace with hash 2046714191, now seen corresponding path program 1 times [2024-11-09 23:50:39,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:39,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367186803] [2024-11-09 23:50:39,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:39,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:39,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:39,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:39,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367186803] [2024-11-09 23:50:39,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367186803] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:39,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:39,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:50:39,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975088897] [2024-11-09 23:50:39,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:39,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:50:39,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:39,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:50:39,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:50:39,431 INFO L87 Difference]: Start difference. First operand 16885 states and 22147 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:39,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:39,539 INFO L93 Difference]: Finished difference Result 24285 states and 31947 transitions. [2024-11-09 23:50:39,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:50:39,540 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 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 77 [2024-11-09 23:50:39,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:39,560 INFO L225 Difference]: With dead ends: 24285 [2024-11-09 23:50:39,561 INFO L226 Difference]: Without dead ends: 20251 [2024-11-09 23:50:39,570 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:50:39,570 INFO L432 NwaCegarLoop]: 660 mSDtfsCounter, 1140 mSDsluCounter, 742 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1140 SdHoareTripleChecker+Valid, 1402 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:39,570 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1140 Valid, 1402 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:50:39,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20251 states. [2024-11-09 23:50:39,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20251 to 19509. [2024-11-09 23:50:39,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19509 states, 19508 states have (on average 1.3083350420340374) internal successors, (25523), 19508 states have internal predecessors, (25523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:39,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19509 states to 19509 states and 25523 transitions. [2024-11-09 23:50:39,740 INFO L78 Accepts]: Start accepts. Automaton has 19509 states and 25523 transitions. Word has length 77 [2024-11-09 23:50:39,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:39,740 INFO L471 AbstractCegarLoop]: Abstraction has 19509 states and 25523 transitions. [2024-11-09 23:50:39,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:39,741 INFO L276 IsEmpty]: Start isEmpty. Operand 19509 states and 25523 transitions. [2024-11-09 23:50:39,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-09 23:50:39,743 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:39,743 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:39,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-09 23:50:39,744 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:39,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:39,744 INFO L85 PathProgramCache]: Analyzing trace with hash 115715599, now seen corresponding path program 1 times [2024-11-09 23:50:39,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:39,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466551874] [2024-11-09 23:50:39,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:39,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:39,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:39,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:39,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466551874] [2024-11-09 23:50:39,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466551874] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:39,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:39,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 23:50:39,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957101665] [2024-11-09 23:50:39,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:39,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:50:39,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:39,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:50:39,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:50:39,841 INFO L87 Difference]: Start difference. First operand 19509 states and 25523 transitions. Second operand has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:40,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:40,469 INFO L93 Difference]: Finished difference Result 54945 states and 72565 transitions. [2024-11-09 23:50:40,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:50:40,469 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2024-11-09 23:50:40,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:40,507 INFO L225 Difference]: With dead ends: 54945 [2024-11-09 23:50:40,507 INFO L226 Difference]: Without dead ends: 44751 [2024-11-09 23:50:40,514 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:50:40,514 INFO L432 NwaCegarLoop]: 326 mSDtfsCounter, 2687 mSDsluCounter, 506 mSDsCounter, 0 mSdLazyCounter, 721 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2687 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:40,515 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2687 Valid, 832 Invalid, 780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 721 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 23:50:40,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44751 states. [2024-11-09 23:50:40,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44751 to 27661. [2024-11-09 23:50:40,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27661 states, 27660 states have (on average 1.3101590744757774) internal successors, (36239), 27660 states have internal predecessors, (36239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:40,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27661 states to 27661 states and 36239 transitions. [2024-11-09 23:50:40,789 INFO L78 Accepts]: Start accepts. Automaton has 27661 states and 36239 transitions. Word has length 78 [2024-11-09 23:50:40,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:40,789 INFO L471 AbstractCegarLoop]: Abstraction has 27661 states and 36239 transitions. [2024-11-09 23:50:40,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:40,789 INFO L276 IsEmpty]: Start isEmpty. Operand 27661 states and 36239 transitions. [2024-11-09 23:50:40,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 23:50:40,792 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:40,792 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:40,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-09 23:50:40,792 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:40,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:40,793 INFO L85 PathProgramCache]: Analyzing trace with hash 401218443, now seen corresponding path program 1 times [2024-11-09 23:50:40,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:40,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829945230] [2024-11-09 23:50:40,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:40,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:40,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:40,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:40,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829945230] [2024-11-09 23:50:40,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829945230] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:40,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:40,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:50:40,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245215037] [2024-11-09 23:50:40,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:40,894 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:50:40,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:40,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:50:40,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:50:40,894 INFO L87 Difference]: Start difference. First operand 27661 states and 36239 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:41,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:41,013 INFO L93 Difference]: Finished difference Result 38091 states and 49924 transitions. [2024-11-09 23:50:41,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:50:41,013 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-09 23:50:41,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:41,039 INFO L225 Difference]: With dead ends: 38091 [2024-11-09 23:50:41,039 INFO L226 Difference]: Without dead ends: 28809 [2024-11-09 23:50:41,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:50:41,052 INFO L432 NwaCegarLoop]: 657 mSDtfsCounter, 1077 mSDsluCounter, 848 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 1505 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:41,052 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1077 Valid, 1505 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:50:41,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28809 states. [2024-11-09 23:50:41,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28809 to 27405. [2024-11-09 23:50:41,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27405 states, 27404 states have (on average 1.3083856371332652) internal successors, (35855), 27404 states have internal predecessors, (35855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:41,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27405 states to 27405 states and 35855 transitions. [2024-11-09 23:50:41,343 INFO L78 Accepts]: Start accepts. Automaton has 27405 states and 35855 transitions. Word has length 83 [2024-11-09 23:50:41,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:41,343 INFO L471 AbstractCegarLoop]: Abstraction has 27405 states and 35855 transitions. [2024-11-09 23:50:41,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:41,344 INFO L276 IsEmpty]: Start isEmpty. Operand 27405 states and 35855 transitions. [2024-11-09 23:50:41,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 23:50:41,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:41,346 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:41,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-09 23:50:41,347 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:41,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:41,347 INFO L85 PathProgramCache]: Analyzing trace with hash 846833576, now seen corresponding path program 1 times [2024-11-09 23:50:41,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:41,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956358939] [2024-11-09 23:50:41,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:41,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:41,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:41,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:41,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956358939] [2024-11-09 23:50:41,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956358939] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:41,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:41,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:50:41,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230509610] [2024-11-09 23:50:41,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:41,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:50:41,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:41,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:50:41,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:50:41,442 INFO L87 Difference]: Start difference. First operand 27405 states and 35855 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:41,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:41,566 INFO L93 Difference]: Finished difference Result 36739 states and 48150 transitions. [2024-11-09 23:50:41,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:50:41,568 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-09 23:50:41,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:41,594 INFO L225 Difference]: With dead ends: 36739 [2024-11-09 23:50:41,594 INFO L226 Difference]: Without dead ends: 28601 [2024-11-09 23:50:41,606 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:50:41,606 INFO L432 NwaCegarLoop]: 640 mSDtfsCounter, 1068 mSDsluCounter, 909 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1068 SdHoareTripleChecker+Valid, 1549 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:41,606 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1068 Valid, 1549 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 23:50:41,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28601 states. [2024-11-09 23:50:41,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28601 to 27197. [2024-11-09 23:50:41,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27197 states, 27196 states have (on average 1.3069201353140167) internal successors, (35543), 27196 states have internal predecessors, (35543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:42,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27197 states to 27197 states and 35543 transitions. [2024-11-09 23:50:42,030 INFO L78 Accepts]: Start accepts. Automaton has 27197 states and 35543 transitions. Word has length 83 [2024-11-09 23:50:42,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:42,030 INFO L471 AbstractCegarLoop]: Abstraction has 27197 states and 35543 transitions. [2024-11-09 23:50:42,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:42,031 INFO L276 IsEmpty]: Start isEmpty. Operand 27197 states and 35543 transitions. [2024-11-09 23:50:42,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 23:50:42,034 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:42,034 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:42,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-09 23:50:42,034 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:42,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:42,038 INFO L85 PathProgramCache]: Analyzing trace with hash -69889892, now seen corresponding path program 1 times [2024-11-09 23:50:42,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:42,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503078315] [2024-11-09 23:50:42,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:42,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:42,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:42,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:42,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503078315] [2024-11-09 23:50:42,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503078315] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:42,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:42,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:50:42,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604913591] [2024-11-09 23:50:42,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:42,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:50:42,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:42,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:50:42,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:50:42,151 INFO L87 Difference]: Start difference. First operand 27197 states and 35543 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:42,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:42,278 INFO L93 Difference]: Finished difference Result 37011 states and 48525 transitions. [2024-11-09 23:50:42,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 23:50:42,279 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2024-11-09 23:50:42,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:42,305 INFO L225 Difference]: With dead ends: 37011 [2024-11-09 23:50:42,305 INFO L226 Difference]: Without dead ends: 28377 [2024-11-09 23:50:42,317 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:50:42,317 INFO L432 NwaCegarLoop]: 665 mSDtfsCounter, 1101 mSDsluCounter, 766 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 1431 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:42,317 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1101 Valid, 1431 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 23:50:42,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28377 states. [2024-11-09 23:50:42,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28377 to 26973. [2024-11-09 23:50:42,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26973 states, 26972 states have (on average 1.305316624647783) internal successors, (35207), 26972 states have internal predecessors, (35207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:42,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26973 states to 26973 states and 35207 transitions. [2024-11-09 23:50:42,691 INFO L78 Accepts]: Start accepts. Automaton has 26973 states and 35207 transitions. Word has length 83 [2024-11-09 23:50:42,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:42,692 INFO L471 AbstractCegarLoop]: Abstraction has 26973 states and 35207 transitions. [2024-11-09 23:50:42,692 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:42,692 INFO L276 IsEmpty]: Start isEmpty. Operand 26973 states and 35207 transitions. [2024-11-09 23:50:42,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-09 23:50:42,696 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:42,696 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:42,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-09 23:50:42,696 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:42,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:42,697 INFO L85 PathProgramCache]: Analyzing trace with hash 491681161, now seen corresponding path program 1 times [2024-11-09 23:50:42,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:42,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86644629] [2024-11-09 23:50:42,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:42,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:42,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:42,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:42,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86644629] [2024-11-09 23:50:42,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86644629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:42,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:42,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 23:50:42,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439246768] [2024-11-09 23:50:42,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:42,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:50:42,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:42,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:50:42,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:50:42,841 INFO L87 Difference]: Start difference. First operand 26973 states and 35207 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:43,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:43,244 INFO L93 Difference]: Finished difference Result 31267 states and 40763 transitions. [2024-11-09 23:50:43,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 23:50:43,244 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 0 states have call successors, (0), 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 84 [2024-11-09 23:50:43,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:43,273 INFO L225 Difference]: With dead ends: 31267 [2024-11-09 23:50:43,273 INFO L226 Difference]: Without dead ends: 29900 [2024-11-09 23:50:43,283 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:50:43,284 INFO L432 NwaCegarLoop]: 329 mSDtfsCounter, 2326 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 626 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2326 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:43,284 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2326 Valid, 752 Invalid, 680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 626 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 23:50:43,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29900 states. [2024-11-09 23:50:43,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29900 to 26963. [2024-11-09 23:50:43,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26963 states, 26962 states have (on average 1.3052815073065795) internal successors, (35193), 26962 states have internal predecessors, (35193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:43,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26963 states to 26963 states and 35193 transitions. [2024-11-09 23:50:43,641 INFO L78 Accepts]: Start accepts. Automaton has 26963 states and 35193 transitions. Word has length 84 [2024-11-09 23:50:43,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:43,641 INFO L471 AbstractCegarLoop]: Abstraction has 26963 states and 35193 transitions. [2024-11-09 23:50:43,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:43,641 INFO L276 IsEmpty]: Start isEmpty. Operand 26963 states and 35193 transitions. [2024-11-09 23:50:43,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-09 23:50:43,644 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:43,644 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:43,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-09 23:50:43,644 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:43,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:43,645 INFO L85 PathProgramCache]: Analyzing trace with hash -2135532459, now seen corresponding path program 1 times [2024-11-09 23:50:43,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:43,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182409003] [2024-11-09 23:50:43,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:43,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:43,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:43,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:43,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182409003] [2024-11-09 23:50:43,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182409003] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:43,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:43,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 23:50:43,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244696772] [2024-11-09 23:50:43,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:43,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 23:50:43,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:43,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 23:50:43,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:50:43,750 INFO L87 Difference]: Start difference. First operand 26963 states and 35193 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:44,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:44,106 INFO L93 Difference]: Finished difference Result 31257 states and 40749 transitions. [2024-11-09 23:50:44,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 23:50:44,107 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 0 states have call successors, (0), 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 84 [2024-11-09 23:50:44,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:44,132 INFO L225 Difference]: With dead ends: 31257 [2024-11-09 23:50:44,132 INFO L226 Difference]: Without dead ends: 29890 [2024-11-09 23:50:44,141 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-09 23:50:44,142 INFO L432 NwaCegarLoop]: 325 mSDtfsCounter, 2330 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 622 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2330 SdHoareTripleChecker+Valid, 744 SdHoareTripleChecker+Invalid, 676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:44,142 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2330 Valid, 744 Invalid, 676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 622 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 23:50:44,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29890 states. [2024-11-09 23:50:44,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29890 to 26953. [2024-11-09 23:50:44,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26953 states, 26952 states have (on average 1.3052463639062035) internal successors, (35179), 26952 states have internal predecessors, (35179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:44,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26953 states to 26953 states and 35179 transitions. [2024-11-09 23:50:44,430 INFO L78 Accepts]: Start accepts. Automaton has 26953 states and 35179 transitions. Word has length 84 [2024-11-09 23:50:44,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:44,430 INFO L471 AbstractCegarLoop]: Abstraction has 26953 states and 35179 transitions. [2024-11-09 23:50:44,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 6 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:44,431 INFO L276 IsEmpty]: Start isEmpty. Operand 26953 states and 35179 transitions. [2024-11-09 23:50:44,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-09 23:50:44,436 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:44,437 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 23:50:44,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-09 23:50:44,437 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:44,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:44,437 INFO L85 PathProgramCache]: Analyzing trace with hash -1632541970, now seen corresponding path program 1 times [2024-11-09 23:50:44,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:44,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104615160] [2024-11-09 23:50:44,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:44,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:44,597 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 23:50:44,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:44,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104615160] [2024-11-09 23:50:44,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104615160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:44,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:44,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 23:50:44,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485194415] [2024-11-09 23:50:44,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:44,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 23:50:44,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:44,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 23:50:44,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-09 23:50:44,599 INFO L87 Difference]: Start difference. First operand 26953 states and 35179 transitions. Second operand has 8 states, 8 states have (on average 11.125) internal successors, (89), 7 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) [2024-11-09 23:50:45,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:45,006 INFO L93 Difference]: Finished difference Result 39754 states and 51809 transitions. [2024-11-09 23:50:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 23:50:45,007 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 7 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 95 [2024-11-09 23:50:45,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:45,043 INFO L225 Difference]: With dead ends: 39754 [2024-11-09 23:50:45,043 INFO L226 Difference]: Without dead ends: 36108 [2024-11-09 23:50:45,157 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-09 23:50:45,157 INFO L432 NwaCegarLoop]: 323 mSDtfsCounter, 1317 mSDsluCounter, 795 mSDsCounter, 0 mSdLazyCounter, 860 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1317 SdHoareTripleChecker+Valid, 1118 SdHoareTripleChecker+Invalid, 867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:45,157 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1317 Valid, 1118 Invalid, 867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 860 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 23:50:45,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36108 states. [2024-11-09 23:50:45,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36108 to 26939. [2024-11-09 23:50:45,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26939 states, 26938 states have (on average 1.305367881802658) internal successors, (35164), 26938 states have internal predecessors, (35164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:45,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26939 states to 26939 states and 35164 transitions. [2024-11-09 23:50:45,371 INFO L78 Accepts]: Start accepts. Automaton has 26939 states and 35164 transitions. Word has length 95 [2024-11-09 23:50:45,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:45,371 INFO L471 AbstractCegarLoop]: Abstraction has 26939 states and 35164 transitions. [2024-11-09 23:50:45,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 7 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) [2024-11-09 23:50:45,371 INFO L276 IsEmpty]: Start isEmpty. Operand 26939 states and 35164 transitions. [2024-11-09 23:50:45,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-09 23:50:45,377 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:45,377 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:50:45,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-09 23:50:45,378 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:45,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:45,378 INFO L85 PathProgramCache]: Analyzing trace with hash -597677313, now seen corresponding path program 1 times [2024-11-09 23:50:45,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:45,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740436620] [2024-11-09 23:50:45,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:45,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:45,459 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 23:50:45,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:45,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740436620] [2024-11-09 23:50:45,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740436620] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:50:45,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:50:45,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:50:45,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214584874] [2024-11-09 23:50:45,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:50:45,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:50:45,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:45,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:50:45,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:45,462 INFO L87 Difference]: Start difference. First operand 26939 states and 35164 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 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) [2024-11-09 23:50:45,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:50:45,604 INFO L93 Difference]: Finished difference Result 75617 states and 98544 transitions. [2024-11-09 23:50:45,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:50:45,605 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 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 95 [2024-11-09 23:50:45,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:50:45,656 INFO L225 Difference]: With dead ends: 75617 [2024-11-09 23:50:45,657 INFO L226 Difference]: Without dead ends: 49299 [2024-11-09 23:50:45,684 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:50:45,684 INFO L432 NwaCegarLoop]: 621 mSDtfsCounter, 359 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 359 SdHoareTripleChecker+Valid, 863 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:50:45,684 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [359 Valid, 863 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:50:45,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49299 states. [2024-11-09 23:50:46,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49299 to 40041. [2024-11-09 23:50:46,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40041 states, 40040 states have (on average 1.2878621378621378) internal successors, (51566), 40040 states have internal predecessors, (51566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:50:46,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40041 states to 40041 states and 51566 transitions. [2024-11-09 23:50:46,445 INFO L78 Accepts]: Start accepts. Automaton has 40041 states and 51566 transitions. Word has length 95 [2024-11-09 23:50:46,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:50:46,446 INFO L471 AbstractCegarLoop]: Abstraction has 40041 states and 51566 transitions. [2024-11-09 23:50:46,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 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) [2024-11-09 23:50:46,446 INFO L276 IsEmpty]: Start isEmpty. Operand 40041 states and 51566 transitions. [2024-11-09 23:50:46,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 23:50:46,453 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:50:46,453 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 23:50:46,453 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-09 23:50:46,453 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:50:46,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:50:46,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1362732927, now seen corresponding path program 1 times [2024-11-09 23:50:46,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:50:46,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396800] [2024-11-09 23:50:46,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:46,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:50:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:46,604 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:46,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:50:46,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396800] [2024-11-09 23:50:46,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396800] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:50:46,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1354090469] [2024-11-09 23:50:46,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:50:46,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:50:46,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:50:46,607 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) [2024-11-09 23:50:46,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 23:50:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:50:46,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 23:50:46,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:50:47,836 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:47,836 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:50:48,762 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:50:48,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1354090469] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:50:48,763 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:50:48,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 12, 13] total 28 [2024-11-09 23:50:48,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933246323] [2024-11-09 23:50:48,763 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:50:48,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-09 23:50:48,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:50:48,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-09 23:50:48,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=644, Unknown=0, NotChecked=0, Total=756 [2024-11-09 23:50:48,765 INFO L87 Difference]: Start difference. First operand 40041 states and 51566 transitions. Second operand has 28 states, 28 states have (on average 9.714285714285714) internal successors, (272), 28 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:04,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:04,426 INFO L93 Difference]: Finished difference Result 432013 states and 547633 transitions. [2024-11-09 23:51:04,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 274 states. [2024-11-09 23:51:04,427 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 9.714285714285714) internal successors, (272), 28 states have internal predecessors, (272), 0 states have call successors, (0), 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 [2024-11-09 23:51:04,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:04,936 INFO L225 Difference]: With dead ends: 432013 [2024-11-09 23:51:04,936 INFO L226 Difference]: Without dead ends: 392595 [2024-11-09 23:51:05,079 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 296 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37093 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=10053, Invalid=78453, Unknown=0, NotChecked=0, Total=88506 [2024-11-09 23:51:05,080 INFO L432 NwaCegarLoop]: 785 mSDtfsCounter, 9956 mSDsluCounter, 11274 mSDsCounter, 0 mSdLazyCounter, 13166 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9956 SdHoareTripleChecker+Valid, 12059 SdHoareTripleChecker+Invalid, 13407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 13166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:05,080 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9956 Valid, 12059 Invalid, 13407 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [241 Valid, 13166 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-09 23:51:05,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392595 states. [2024-11-09 23:51:07,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392595 to 51206. [2024-11-09 23:51:07,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51206 states, 51205 states have (on average 1.28174982911825) internal successors, (65632), 51205 states have internal predecessors, (65632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:08,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51206 states to 51206 states and 65632 transitions. [2024-11-09 23:51:08,032 INFO L78 Accepts]: Start accepts. Automaton has 51206 states and 65632 transitions. Word has length 96 [2024-11-09 23:51:08,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:08,032 INFO L471 AbstractCegarLoop]: Abstraction has 51206 states and 65632 transitions. [2024-11-09 23:51:08,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 9.714285714285714) internal successors, (272), 28 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:08,033 INFO L276 IsEmpty]: Start isEmpty. Operand 51206 states and 65632 transitions. [2024-11-09 23:51:08,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-09 23:51:08,040 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:08,040 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 23:51:08,054 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 23:51:08,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2024-11-09 23:51:08,241 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:08,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:08,242 INFO L85 PathProgramCache]: Analyzing trace with hash 477086518, now seen corresponding path program 1 times [2024-11-09 23:51:08,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:08,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046188680] [2024-11-09 23:51:08,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:08,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:08,450 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:08,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:08,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046188680] [2024-11-09 23:51:08,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046188680] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:08,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:08,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 23:51:08,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047462005] [2024-11-09 23:51:08,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:08,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 23:51:08,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:08,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 23:51:08,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 23:51:08,455 INFO L87 Difference]: Start difference. First operand 51206 states and 65632 transitions. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:08,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:08,894 INFO L93 Difference]: Finished difference Result 107777 states and 138298 transitions. [2024-11-09 23:51:08,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 23:51:08,894 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 0 states have call successors, (0), 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 101 [2024-11-09 23:51:08,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:08,951 INFO L225 Difference]: With dead ends: 107777 [2024-11-09 23:51:08,951 INFO L226 Difference]: Without dead ends: 57289 [2024-11-09 23:51:08,984 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 23:51:08,984 INFO L432 NwaCegarLoop]: 336 mSDtfsCounter, 1067 mSDsluCounter, 436 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1067 SdHoareTripleChecker+Valid, 772 SdHoareTripleChecker+Invalid, 580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:08,984 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1067 Valid, 772 Invalid, 580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 23:51:09,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57289 states. [2024-11-09 23:51:09,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57289 to 48693. [2024-11-09 23:51:09,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48693 states, 48692 states have (on average 1.2566746077384374) internal successors, (61190), 48692 states have internal predecessors, (61190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:09,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48693 states to 48693 states and 61190 transitions. [2024-11-09 23:51:09,739 INFO L78 Accepts]: Start accepts. Automaton has 48693 states and 61190 transitions. Word has length 101 [2024-11-09 23:51:09,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:09,739 INFO L471 AbstractCegarLoop]: Abstraction has 48693 states and 61190 transitions. [2024-11-09 23:51:09,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:09,739 INFO L276 IsEmpty]: Start isEmpty. Operand 48693 states and 61190 transitions. [2024-11-09 23:51:09,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-09 23:51:09,748 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:09,748 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 23:51:09,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-09 23:51:09,749 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:09,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:09,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1917094201, now seen corresponding path program 1 times [2024-11-09 23:51:09,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:09,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655759362] [2024-11-09 23:51:09,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:09,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:09,822 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:09,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:09,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655759362] [2024-11-09 23:51:09,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655759362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:09,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:09,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:09,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32585151] [2024-11-09 23:51:09,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:09,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:09,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:09,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:09,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:09,825 INFO L87 Difference]: Start difference. First operand 48693 states and 61190 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:09,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:09,993 INFO L93 Difference]: Finished difference Result 72745 states and 91215 transitions. [2024-11-09 23:51:09,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:09,993 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 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 101 [2024-11-09 23:51:09,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:10,044 INFO L225 Difference]: With dead ends: 72745 [2024-11-09 23:51:10,044 INFO L226 Difference]: Without dead ends: 46871 [2024-11-09 23:51:10,069 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:10,070 INFO L432 NwaCegarLoop]: 568 mSDtfsCounter, 175 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 961 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:10,070 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 961 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:10,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46871 states. [2024-11-09 23:51:10,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46871 to 46837. [2024-11-09 23:51:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46837 states, 46836 states have (on average 1.24696814416261) internal successors, (58403), 46836 states have internal predecessors, (58403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:10,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46837 states to 46837 states and 58403 transitions. [2024-11-09 23:51:10,641 INFO L78 Accepts]: Start accepts. Automaton has 46837 states and 58403 transitions. Word has length 101 [2024-11-09 23:51:10,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:10,642 INFO L471 AbstractCegarLoop]: Abstraction has 46837 states and 58403 transitions. [2024-11-09 23:51:10,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:10,642 INFO L276 IsEmpty]: Start isEmpty. Operand 46837 states and 58403 transitions. [2024-11-09 23:51:10,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-09 23:51:10,649 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:10,649 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 23:51:10,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-09 23:51:10,649 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:10,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:10,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1283615474, now seen corresponding path program 1 times [2024-11-09 23:51:10,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:10,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136059212] [2024-11-09 23:51:10,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:10,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:10,718 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:10,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:10,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136059212] [2024-11-09 23:51:10,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136059212] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:51:10,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [537717789] [2024-11-09 23:51:10,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:10,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:10,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:51:10,720 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:51:10,721 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 23:51:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:10,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 23:51:10,957 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:51:11,158 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:11,158 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:51:11,261 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:11,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [537717789] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:51:11,262 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:51:11,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 14 [2024-11-09 23:51:11,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083991998] [2024-11-09 23:51:11,262 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:51:11,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 23:51:11,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:11,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 23:51:11,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 23:51:11,263 INFO L87 Difference]: Start difference. First operand 46837 states and 58403 transitions. Second operand has 14 states, 14 states have (on average 20.071428571428573) internal successors, (281), 14 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:11,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:11,950 INFO L93 Difference]: Finished difference Result 101473 states and 126485 transitions. [2024-11-09 23:51:11,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 23:51:11,950 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 20.071428571428573) internal successors, (281), 14 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2024-11-09 23:51:11,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:12,003 INFO L225 Difference]: With dead ends: 101473 [2024-11-09 23:51:12,003 INFO L226 Difference]: Without dead ends: 55306 [2024-11-09 23:51:12,031 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 197 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=253, Unknown=0, NotChecked=0, Total=342 [2024-11-09 23:51:12,031 INFO L432 NwaCegarLoop]: 330 mSDtfsCounter, 4223 mSDsluCounter, 1063 mSDsCounter, 0 mSdLazyCounter, 1095 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4223 SdHoareTripleChecker+Valid, 1393 SdHoareTripleChecker+Invalid, 1232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:12,031 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4223 Valid, 1393 Invalid, 1232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1095 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 23:51:12,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55306 states. [2024-11-09 23:51:12,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55306 to 49665. [2024-11-09 23:51:12,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49665 states, 49664 states have (on average 1.2288780605670102) internal successors, (61031), 49664 states have internal predecessors, (61031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:12,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49665 states to 49665 states and 61031 transitions. [2024-11-09 23:51:12,554 INFO L78 Accepts]: Start accepts. Automaton has 49665 states and 61031 transitions. Word has length 103 [2024-11-09 23:51:12,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:12,555 INFO L471 AbstractCegarLoop]: Abstraction has 49665 states and 61031 transitions. [2024-11-09 23:51:12,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 20.071428571428573) internal successors, (281), 14 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:12,555 INFO L276 IsEmpty]: Start isEmpty. Operand 49665 states and 61031 transitions. [2024-11-09 23:51:12,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-09 23:51:12,561 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:12,561 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 23:51:12,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-09 23:51:12,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2024-11-09 23:51:12,763 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:12,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:12,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1600250689, now seen corresponding path program 1 times [2024-11-09 23:51:12,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:12,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112321229] [2024-11-09 23:51:12,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:12,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:12,812 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 23:51:12,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:12,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112321229] [2024-11-09 23:51:12,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112321229] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:12,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:12,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:12,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298140708] [2024-11-09 23:51:12,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:12,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:12,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:12,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:12,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:12,814 INFO L87 Difference]: Start difference. First operand 49665 states and 61031 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:12,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:12,934 INFO L93 Difference]: Finished difference Result 63787 states and 78307 transitions. [2024-11-09 23:51:12,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:12,935 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 0 states have call successors, (0), 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 103 [2024-11-09 23:51:12,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:12,961 INFO L225 Difference]: With dead ends: 63787 [2024-11-09 23:51:12,962 INFO L226 Difference]: Without dead ends: 31807 [2024-11-09 23:51:12,981 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:12,981 INFO L432 NwaCegarLoop]: 588 mSDtfsCounter, 139 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 1008 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:12,981 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 1008 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:12,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31807 states. [2024-11-09 23:51:13,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31807 to 31705. [2024-11-09 23:51:13,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31705 states, 31704 states have (on average 1.2161241483724452) internal successors, (38556), 31704 states have internal predecessors, (38556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:13,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31705 states to 31705 states and 38556 transitions. [2024-11-09 23:51:13,388 INFO L78 Accepts]: Start accepts. Automaton has 31705 states and 38556 transitions. Word has length 103 [2024-11-09 23:51:13,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:13,388 INFO L471 AbstractCegarLoop]: Abstraction has 31705 states and 38556 transitions. [2024-11-09 23:51:13,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:13,389 INFO L276 IsEmpty]: Start isEmpty. Operand 31705 states and 38556 transitions. [2024-11-09 23:51:13,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-09 23:51:13,395 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:13,395 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 23:51:13,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-09 23:51:13,395 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:13,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:13,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1288346751, now seen corresponding path program 1 times [2024-11-09 23:51:13,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:13,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67559273] [2024-11-09 23:51:13,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:13,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:13,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:13,452 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-09 23:51:13,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:13,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67559273] [2024-11-09 23:51:13,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67559273] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:13,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:13,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 23:51:13,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858511408] [2024-11-09 23:51:13,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:13,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 23:51:13,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:13,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 23:51:13,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 23:51:13,453 INFO L87 Difference]: Start difference. First operand 31705 states and 38556 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:13,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:13,794 INFO L93 Difference]: Finished difference Result 80887 states and 98399 transitions. [2024-11-09 23:51:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 23:51:13,794 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 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 106 [2024-11-09 23:51:13,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:14,040 INFO L225 Difference]: With dead ends: 80887 [2024-11-09 23:51:14,040 INFO L226 Difference]: Without dead ends: 53732 [2024-11-09 23:51:14,050 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 23:51:14,050 INFO L432 NwaCegarLoop]: 505 mSDtfsCounter, 338 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 555 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 1110 SdHoareTripleChecker+Invalid, 567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 555 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:14,051 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 1110 Invalid, 567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 555 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 23:51:14,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53732 states. [2024-11-09 23:51:14,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53732 to 34961. [2024-11-09 23:51:14,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34961 states, 34960 states have (on average 1.2075514874141877) internal successors, (42216), 34960 states have internal predecessors, (42216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:14,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34961 states to 34961 states and 42216 transitions. [2024-11-09 23:51:14,353 INFO L78 Accepts]: Start accepts. Automaton has 34961 states and 42216 transitions. Word has length 106 [2024-11-09 23:51:14,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:14,353 INFO L471 AbstractCegarLoop]: Abstraction has 34961 states and 42216 transitions. [2024-11-09 23:51:14,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:14,353 INFO L276 IsEmpty]: Start isEmpty. Operand 34961 states and 42216 transitions. [2024-11-09 23:51:14,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-09 23:51:14,361 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:14,361 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 23:51:14,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-09 23:51:14,361 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:14,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:14,361 INFO L85 PathProgramCache]: Analyzing trace with hash 312679543, now seen corresponding path program 1 times [2024-11-09 23:51:14,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:14,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53595237] [2024-11-09 23:51:14,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:14,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:14,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:14,694 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:14,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:14,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53595237] [2024-11-09 23:51:14,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53595237] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:51:14,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [789266527] [2024-11-09 23:51:14,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:14,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:14,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:51:14,697 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:51:14,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 23:51:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:14,961 INFO L255 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-09 23:51:14,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:51:15,342 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:15,342 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 23:51:15,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [789266527] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:15,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 23:51:15,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 17 [2024-11-09 23:51:15,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606962866] [2024-11-09 23:51:15,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:15,343 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 23:51:15,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:15,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 23:51:15,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2024-11-09 23:51:15,344 INFO L87 Difference]: Start difference. First operand 34961 states and 42216 transitions. Second operand has 10 states, 10 states have (on average 10.6) internal successors, (106), 9 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:16,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:16,442 INFO L93 Difference]: Finished difference Result 46659 states and 56394 transitions. [2024-11-09 23:51:16,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 23:51:16,442 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.6) internal successors, (106), 9 states have internal predecessors, (106), 0 states have call successors, (0), 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 106 [2024-11-09 23:51:16,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:16,481 INFO L225 Difference]: With dead ends: 46659 [2024-11-09 23:51:16,482 INFO L226 Difference]: Without dead ends: 41715 [2024-11-09 23:51:16,496 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=119, Invalid=583, Unknown=0, NotChecked=0, Total=702 [2024-11-09 23:51:16,497 INFO L432 NwaCegarLoop]: 406 mSDtfsCounter, 717 mSDsluCounter, 2638 mSDsCounter, 0 mSdLazyCounter, 2139 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 717 SdHoareTripleChecker+Valid, 3044 SdHoareTripleChecker+Invalid, 2146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:16,497 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [717 Valid, 3044 Invalid, 2146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2139 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 23:51:16,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41715 states. [2024-11-09 23:51:16,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41715 to 40951. [2024-11-09 23:51:16,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40951 states, 40950 states have (on average 1.208034188034188) internal successors, (49469), 40950 states have internal predecessors, (49469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:16,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40951 states to 40951 states and 49469 transitions. [2024-11-09 23:51:16,963 INFO L78 Accepts]: Start accepts. Automaton has 40951 states and 49469 transitions. Word has length 106 [2024-11-09 23:51:16,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:16,964 INFO L471 AbstractCegarLoop]: Abstraction has 40951 states and 49469 transitions. [2024-11-09 23:51:16,964 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.6) internal successors, (106), 9 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:16,964 INFO L276 IsEmpty]: Start isEmpty. Operand 40951 states and 49469 transitions. [2024-11-09 23:51:16,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-09 23:51:16,974 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:16,974 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 23:51:16,992 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-09 23:51:17,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:17,175 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:17,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:17,176 INFO L85 PathProgramCache]: Analyzing trace with hash -797734830, now seen corresponding path program 1 times [2024-11-09 23:51:17,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:17,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894186552] [2024-11-09 23:51:17,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:17,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:17,315 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:17,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:17,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894186552] [2024-11-09 23:51:17,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894186552] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:17,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:17,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:17,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636656376] [2024-11-09 23:51:17,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:17,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:17,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:17,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:17,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:17,316 INFO L87 Difference]: Start difference. First operand 40951 states and 49469 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:17,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:17,465 INFO L93 Difference]: Finished difference Result 65726 states and 79466 transitions. [2024-11-09 23:51:17,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:17,465 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 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 107 [2024-11-09 23:51:17,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:17,514 INFO L225 Difference]: With dead ends: 65726 [2024-11-09 23:51:17,515 INFO L226 Difference]: Without dead ends: 50843 [2024-11-09 23:51:17,535 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:17,535 INFO L432 NwaCegarLoop]: 629 mSDtfsCounter, 196 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 1020 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:17,535 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 1020 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:17,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50843 states. [2024-11-09 23:51:17,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50843 to 42138. [2024-11-09 23:51:18,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42138 states, 42137 states have (on average 1.2001803640505968) internal successors, (50572), 42137 states have internal predecessors, (50572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:18,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42138 states to 42138 states and 50572 transitions. [2024-11-09 23:51:18,044 INFO L78 Accepts]: Start accepts. Automaton has 42138 states and 50572 transitions. Word has length 107 [2024-11-09 23:51:18,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:18,044 INFO L471 AbstractCegarLoop]: Abstraction has 42138 states and 50572 transitions. [2024-11-09 23:51:18,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:18,044 INFO L276 IsEmpty]: Start isEmpty. Operand 42138 states and 50572 transitions. [2024-11-09 23:51:18,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-09 23:51:18,051 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:18,052 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 23:51:18,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-09 23:51:18,052 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:18,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:18,052 INFO L85 PathProgramCache]: Analyzing trace with hash -802436921, now seen corresponding path program 1 times [2024-11-09 23:51:18,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:18,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547959639] [2024-11-09 23:51:18,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:18,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:18,231 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:18,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:18,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547959639] [2024-11-09 23:51:18,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547959639] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 23:51:18,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1038699543] [2024-11-09 23:51:18,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:18,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:18,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 23:51:18,233 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 23:51:18,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 23:51:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:18,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 764 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-09 23:51:18,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 23:51:19,190 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:19,190 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 23:51:19,881 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:19,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1038699543] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 23:51:19,881 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 23:51:19,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 14, 14] total 32 [2024-11-09 23:51:19,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123957930] [2024-11-09 23:51:19,881 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 23:51:19,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-09 23:51:19,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:19,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-09 23:51:19,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=880, Unknown=0, NotChecked=0, Total=1056 [2024-11-09 23:51:19,882 INFO L87 Difference]: Start difference. First operand 42138 states and 50572 transitions. Second operand has 33 states, 33 states have (on average 8.424242424242424) internal successors, (278), 32 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:22,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:22,411 INFO L93 Difference]: Finished difference Result 156005 states and 185887 transitions. [2024-11-09 23:51:22,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-09 23:51:22,411 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 8.424242424242424) internal successors, (278), 32 states have internal predecessors, (278), 0 states have call successors, (0), 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 107 [2024-11-09 23:51:22,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:22,536 INFO L225 Difference]: With dead ends: 156005 [2024-11-09 23:51:22,536 INFO L226 Difference]: Without dead ends: 126370 [2024-11-09 23:51:22,579 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 982 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=968, Invalid=3192, Unknown=0, NotChecked=0, Total=4160 [2024-11-09 23:51:22,579 INFO L432 NwaCegarLoop]: 400 mSDtfsCounter, 6411 mSDsluCounter, 4298 mSDsCounter, 0 mSdLazyCounter, 4309 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6411 SdHoareTripleChecker+Valid, 4698 SdHoareTripleChecker+Invalid, 4452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 4309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:22,579 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6411 Valid, 4698 Invalid, 4452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 4309 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-09 23:51:22,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126370 states. [2024-11-09 23:51:23,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126370 to 71336. [2024-11-09 23:51:23,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71336 states, 71335 states have (on average 1.1960748580640639) internal successors, (85322), 71335 states have internal predecessors, (85322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:23,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71336 states to 71336 states and 85322 transitions. [2024-11-09 23:51:23,683 INFO L78 Accepts]: Start accepts. Automaton has 71336 states and 85322 transitions. Word has length 107 [2024-11-09 23:51:23,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:23,683 INFO L471 AbstractCegarLoop]: Abstraction has 71336 states and 85322 transitions. [2024-11-09 23:51:23,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 8.424242424242424) internal successors, (278), 32 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:23,684 INFO L276 IsEmpty]: Start isEmpty. Operand 71336 states and 85322 transitions. [2024-11-09 23:51:23,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-09 23:51:23,695 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:23,695 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 23:51:23,709 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-09 23:51:23,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 23:51:23,896 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:23,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:23,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1397601973, now seen corresponding path program 1 times [2024-11-09 23:51:23,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:23,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470970017] [2024-11-09 23:51:23,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:23,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:23,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:24,220 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:24,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:24,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470970017] [2024-11-09 23:51:24,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470970017] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:24,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:24,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 23:51:24,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261686449] [2024-11-09 23:51:24,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:24,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 23:51:24,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:24,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 23:51:24,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-09 23:51:24,221 INFO L87 Difference]: Start difference. First operand 71336 states and 85322 transitions. Second operand has 10 states, 10 states have (on average 10.7) internal successors, (107), 9 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:25,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:25,291 INFO L93 Difference]: Finished difference Result 139743 states and 167007 transitions. [2024-11-09 23:51:25,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 23:51:25,292 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.7) internal successors, (107), 9 states have internal predecessors, (107), 0 states have call successors, (0), 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 107 [2024-11-09 23:51:25,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:25,403 INFO L225 Difference]: With dead ends: 139743 [2024-11-09 23:51:25,404 INFO L226 Difference]: Without dead ends: 112706 [2024-11-09 23:51:25,441 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2024-11-09 23:51:25,441 INFO L432 NwaCegarLoop]: 357 mSDtfsCounter, 2411 mSDsluCounter, 1801 mSDsCounter, 0 mSdLazyCounter, 1648 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2411 SdHoareTripleChecker+Valid, 2158 SdHoareTripleChecker+Invalid, 1658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:25,441 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2411 Valid, 2158 Invalid, 1658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 1648 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 23:51:25,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112706 states. [2024-11-09 23:51:26,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112706 to 93485. [2024-11-09 23:51:26,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93485 states, 93484 states have (on average 1.1961726070771468) internal successors, (111823), 93484 states have internal predecessors, (111823), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:26,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93485 states to 93485 states and 111823 transitions. [2024-11-09 23:51:26,725 INFO L78 Accepts]: Start accepts. Automaton has 93485 states and 111823 transitions. Word has length 107 [2024-11-09 23:51:26,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:26,725 INFO L471 AbstractCegarLoop]: Abstraction has 93485 states and 111823 transitions. [2024-11-09 23:51:26,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.7) internal successors, (107), 9 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:26,725 INFO L276 IsEmpty]: Start isEmpty. Operand 93485 states and 111823 transitions. [2024-11-09 23:51:26,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-09 23:51:26,736 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:26,737 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 23:51:26,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-09 23:51:26,737 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:26,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:26,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1985649442, now seen corresponding path program 1 times [2024-11-09 23:51:26,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:26,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024563808] [2024-11-09 23:51:26,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:26,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:26,916 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 23:51:26,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:26,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024563808] [2024-11-09 23:51:26,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024563808] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:26,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:26,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 23:51:26,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953732961] [2024-11-09 23:51:26,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:26,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 23:51:26,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:26,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 23:51:26,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 23:51:26,917 INFO L87 Difference]: Start difference. First operand 93485 states and 111823 transitions. Second operand has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 8 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:27,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:27,521 INFO L93 Difference]: Finished difference Result 119061 states and 142243 transitions. [2024-11-09 23:51:27,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 23:51:27,522 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 8 states have internal predecessors, (102), 0 states have call successors, (0), 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 108 [2024-11-09 23:51:27,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:27,607 INFO L225 Difference]: With dead ends: 119061 [2024-11-09 23:51:27,607 INFO L226 Difference]: Without dead ends: 93561 [2024-11-09 23:51:27,639 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2024-11-09 23:51:27,640 INFO L432 NwaCegarLoop]: 336 mSDtfsCounter, 2853 mSDsluCounter, 1092 mSDsCounter, 0 mSdLazyCounter, 1074 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2853 SdHoareTripleChecker+Valid, 1428 SdHoareTripleChecker+Invalid, 1084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:27,640 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2853 Valid, 1428 Invalid, 1084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 1074 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 23:51:27,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93561 states. [2024-11-09 23:51:28,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93561 to 93485. [2024-11-09 23:51:28,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93485 states, 93484 states have (on average 1.196151213041804) internal successors, (111821), 93484 states have internal predecessors, (111821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:29,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93485 states to 93485 states and 111821 transitions. [2024-11-09 23:51:29,045 INFO L78 Accepts]: Start accepts. Automaton has 93485 states and 111821 transitions. Word has length 108 [2024-11-09 23:51:29,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:29,045 INFO L471 AbstractCegarLoop]: Abstraction has 93485 states and 111821 transitions. [2024-11-09 23:51:29,045 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 8 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:29,045 INFO L276 IsEmpty]: Start isEmpty. Operand 93485 states and 111821 transitions. [2024-11-09 23:51:29,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-09 23:51:29,055 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:29,056 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 23:51:29,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-09 23:51:29,056 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:29,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:29,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1047425620, now seen corresponding path program 1 times [2024-11-09 23:51:29,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:29,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908682304] [2024-11-09 23:51:29,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:29,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:29,097 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:29,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:29,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908682304] [2024-11-09 23:51:29,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908682304] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:29,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:29,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 23:51:29,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441735250] [2024-11-09 23:51:29,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:29,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 23:51:29,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:29,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 23:51:29,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:29,099 INFO L87 Difference]: Start difference. First operand 93485 states and 111821 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:29,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 23:51:29,337 INFO L93 Difference]: Finished difference Result 121106 states and 144814 transitions. [2024-11-09 23:51:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 23:51:29,337 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 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 108 [2024-11-09 23:51:29,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 23:51:29,426 INFO L225 Difference]: With dead ends: 121106 [2024-11-09 23:51:29,426 INFO L226 Difference]: Without dead ends: 98230 [2024-11-09 23:51:29,457 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 23:51:29,458 INFO L432 NwaCegarLoop]: 694 mSDtfsCounter, 152 mSDsluCounter, 503 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 1197 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 23:51:29,458 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 1197 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 23:51:29,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98230 states. [2024-11-09 23:51:30,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98230 to 98001. [2024-11-09 23:51:30,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98001 states, 98000 states have (on average 1.1945510204081633) internal successors, (117066), 98000 states have internal predecessors, (117066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:30,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98001 states to 98001 states and 117066 transitions. [2024-11-09 23:51:30,801 INFO L78 Accepts]: Start accepts. Automaton has 98001 states and 117066 transitions. Word has length 108 [2024-11-09 23:51:30,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 23:51:30,803 INFO L471 AbstractCegarLoop]: Abstraction has 98001 states and 117066 transitions. [2024-11-09 23:51:30,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 23:51:30,803 INFO L276 IsEmpty]: Start isEmpty. Operand 98001 states and 117066 transitions. [2024-11-09 23:51:30,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-09 23:51:30,815 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 23:51:30,815 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 23:51:30,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-09 23:51:30,816 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-11-09 23:51:30,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 23:51:30,816 INFO L85 PathProgramCache]: Analyzing trace with hash 645235188, now seen corresponding path program 1 times [2024-11-09 23:51:30,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 23:51:30,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891020532] [2024-11-09 23:51:30,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 23:51:30,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 23:51:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 23:51:31,425 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 23:51:31,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 23:51:31,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891020532] [2024-11-09 23:51:31,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891020532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 23:51:31,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 23:51:31,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-09 23:51:31,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475644782] [2024-11-09 23:51:31,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 23:51:31,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-09 23:51:31,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 23:51:31,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-09 23:51:31,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2024-11-09 23:51:31,426 INFO L87 Difference]: Start difference. First operand 98001 states and 117066 transitions. Second operand has 17 states, 17 states have (on average 6.352941176470588) internal successors, (108), 17 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)