./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash afa96f494675daaffb7cf8ecfbe30f06e1bb06b9219ecf3df6181ac4e4f076f6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 19:25:41,959 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 19:25:42,014 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-16 19:25:42,017 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 19:25:42,018 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 19:25:42,038 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 19:25:42,039 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 19:25:42,039 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 19:25:42,040 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 19:25:42,040 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 19:25:42,040 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 19:25:42,040 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 19:25:42,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 19:25:42,041 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 19:25:42,041 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 19:25:42,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 19:25:42,041 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 19:25:42,041 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 19:25:42,041 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-16 19:25:42,041 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 19:25:42,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 19:25:42,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 19:25:42,042 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 19:25:42,042 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 19:25:42,042 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 19:25:42,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 19:25:42,042 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 19:25:42,042 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 19:25:42,043 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 19:25:42,043 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 19:25:42,043 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 19:25:42,043 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 19:25:42,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 19:25:42,043 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 19:25:42,044 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 19:25:42,044 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 19:25:42,044 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 19:25:42,044 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-16 19:25:42,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-16 19:25:42,044 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 19:25:42,044 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 19:25:42,044 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 19:25:42,044 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 19:25:42,044 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afa96f494675daaffb7cf8ecfbe30f06e1bb06b9219ecf3df6181ac4e4f076f6 [2025-03-16 19:25:42,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 19:25:42,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 19:25:42,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 19:25:42,280 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 19:25:42,280 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 19:25:42,282 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2025-03-16 19:25:43,480 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/076289717/c32f343bdd2c4195964713f3923c9561/FLAGa6199b6f2 [2025-03-16 19:25:43,951 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 19:25:43,952 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2025-03-16 19:25:43,980 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/076289717/c32f343bdd2c4195964713f3923c9561/FLAGa6199b6f2 [2025-03-16 19:25:44,062 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/076289717/c32f343bdd2c4195964713f3923c9561 [2025-03-16 19:25:44,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 19:25:44,066 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 19:25:44,068 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 19:25:44,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 19:25:44,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 19:25:44,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 07:25:44" (1/1) ... [2025-03-16 19:25:44,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e3f5dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:44, skipping insertion in model container [2025-03-16 19:25:44,076 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 07:25:44" (1/1) ... [2025-03-16 19:25:44,164 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 19:25:44,398 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[12460,12473] [2025-03-16 19:25:44,427 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[19746,19759] [2025-03-16 19:25:44,440 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[22098,22111] [2025-03-16 19:25:44,445 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[23218,23231] [2025-03-16 19:25:44,455 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[26768,26781] [2025-03-16 19:25:44,458 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[27891,27904] [2025-03-16 19:25:44,465 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[30206,30219] [2025-03-16 19:25:44,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 19:25:44,741 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 19:25:44,783 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[12460,12473] [2025-03-16 19:25:44,793 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[19746,19759] [2025-03-16 19:25:44,799 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[22098,22111] [2025-03-16 19:25:44,802 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[23218,23231] [2025-03-16 19:25:44,808 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[26768,26781] [2025-03-16 19:25:44,810 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[27891,27904] [2025-03-16 19:25:44,813 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c[30206,30219] [2025-03-16 19:25:44,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 19:25:45,015 INFO L204 MainTranslator]: Completed translation [2025-03-16 19:25:45,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45 WrapperNode [2025-03-16 19:25:45,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 19:25:45,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 19:25:45,017 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 19:25:45,017 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 19:25:45,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45" (1/1) ... [2025-03-16 19:25:45,052 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45" (1/1) ... [2025-03-16 19:25:45,151 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 7679 [2025-03-16 19:25:45,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 19:25:45,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 19:25:45,153 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 19:25:45,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 19:25:45,159 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45" (1/1) ... [2025-03-16 19:25:45,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45" (1/1) ... [2025-03-16 19:25:45,178 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45" (1/1) ... [2025-03-16 19:25:45,266 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-16 19:25:45,266 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45" (1/1) ... [2025-03-16 19:25:45,266 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45" (1/1) ... [2025-03-16 19:25:45,308 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45" (1/1) ... [2025-03-16 19:25:45,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45" (1/1) ... [2025-03-16 19:25:45,327 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45" (1/1) ... [2025-03-16 19:25:45,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45" (1/1) ... [2025-03-16 19:25:45,354 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 19:25:45,354 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 19:25:45,354 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 19:25:45,355 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 19:25:45,355 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45" (1/1) ... [2025-03-16 19:25:45,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 19:25:45,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 19:25:45,381 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-16 19:25:45,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-16 19:25:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 19:25:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-16 19:25:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 19:25:45,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 19:25:45,673 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 19:25:45,675 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 19:25:48,275 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8955: havoc main_~main____CPAchecker_TMP_0~106#1;havoc main_~__tmp_113~0#1, main_~assert__arg~112#1;havoc main_~check__tmp~116#1; [2025-03-16 19:25:48,276 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L367: havoc main_~node3__m3~0#1; [2025-03-16 19:25:48,276 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8295: havoc main_~main____CPAchecker_TMP_0~97#1;havoc main_~__tmp_104~0#1, main_~assert__arg~103#1;havoc main_~check__tmp~107#1; [2025-03-16 19:25:48,276 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4464: havoc main_~main____CPAchecker_TMP_0~39#1;havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~49#1; [2025-03-16 19:25:48,276 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4069: havoc main_~node4__m4~16#1; [2025-03-16 19:25:48,276 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5919: havoc main_~main____CPAchecker_TMP_0~61#1;havoc main_~__tmp_68~0#1, main_~assert__arg~67#1;havoc main_~check__tmp~71#1; [2025-03-16 19:25:48,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11072: havoc main_~main____CPAchecker_TMP_0~138#1;havoc main_~__tmp_145~0#1, main_~assert__arg~144#1;havoc main_~check__tmp~148#1; [2025-03-16 19:25:48,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9751: havoc main_~main____CPAchecker_TMP_0~118#1;havoc main_~__tmp_125~0#1, main_~assert__arg~124#1;havoc main_~check__tmp~128#1; [2025-03-16 19:25:48,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3277: havoc main_~node3__m3~6#1; [2025-03-16 19:25:48,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7109: havoc main_~main____CPAchecker_TMP_0~79#1;havoc main_~__tmp_86~0#1, main_~assert__arg~85#1;havoc main_~check__tmp~89#1; [2025-03-16 19:25:48,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6317: havoc main_~main____CPAchecker_TMP_0~67#1;havoc main_~__tmp_74~0#1, main_~assert__arg~73#1;havoc main_~check__tmp~77#1; [2025-03-16 19:25:48,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8036: havoc main_~main____CPAchecker_TMP_0~93#1;havoc main_~__tmp_100~0#1, main_~assert__arg~99#1;havoc main_~check__tmp~103#1; [2025-03-16 19:25:48,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6715: havoc main_~main____CPAchecker_TMP_0~73#1;havoc main_~__tmp_80~0#1, main_~assert__arg~79#1;havoc main_~check__tmp~83#1; [2025-03-16 19:25:48,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1298: havoc main_~node3__m3~3#1; [2025-03-16 19:25:48,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8434: havoc main_~main____CPAchecker_TMP_0~99#1;havoc main_~__tmp_106~0#1, main_~assert__arg~105#1;havoc main_~check__tmp~109#1; [2025-03-16 19:25:48,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3810: havoc main_~node4__m4~15#1;havoc main_~node3____CPAchecker_TMP_1~2#1; [2025-03-16 19:25:48,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3018: havoc main_~node4__m4~12#1; [2025-03-16 19:25:48,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6850: havoc main_~main____CPAchecker_TMP_0~75#1;havoc main_~__tmp_82~0#1, main_~assert__arg~81#1;havoc main_~check__tmp~85#1; [2025-03-16 19:25:48,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8700: havoc main_~main____CPAchecker_TMP_0~102#1;havoc main_~__tmp_109~0#1, main_~assert__arg~108#1;havoc main_~check__tmp~112#1; [2025-03-16 19:25:48,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6058: havoc main_~main____CPAchecker_TMP_0~63#1;havoc main_~__tmp_70~0#1, main_~assert__arg~69#1;havoc main_~check__tmp~73#1; [2025-03-16 19:25:48,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L377: havoc main_~node3____CPAchecker_TMP_0~0#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5135: havoc main_~node4__m4~20#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5664: havoc main_~main____CPAchecker_TMP_0~57#1;havoc main_~__tmp_64~0#1, main_~assert__arg~63#1;havoc main_~check__tmp~67#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10817: havoc main_~main____CPAchecker_TMP_0~134#1;havoc main_~__tmp_141~0#1, main_~assert__arg~140#1;havoc main_~check__tmp~144#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4343: havoc main_~node3__m3~7#1;havoc main_~node2____CPAchecker_TMP_1~1#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8175: havoc main_~main____CPAchecker_TMP_0~95#1;havoc main_~__tmp_102~0#1, main_~assert__arg~101#1;havoc main_~check__tmp~105#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4079: havoc main_~node4____CPAchecker_TMP_0~8#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3551: havoc main_~node4__m4~14#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3287: havoc main_~node3____CPAchecker_TMP_0~2#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2759: havoc main_~node4__m4~11#1;havoc main_~node3____CPAchecker_TMP_1~1#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5799: havoc main_~main____CPAchecker_TMP_0~59#1;havoc main_~__tmp_66~0#1, main_~assert__arg~65#1;havoc main_~check__tmp~69#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7781: havoc main_~main____CPAchecker_TMP_0~89#1;havoc main_~__tmp_96~0#1, main_~assert__arg~95#1;havoc main_~check__tmp~99#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5403: havoc main_~node2__m2~4#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4876: havoc main_~node4__m4~19#1;havoc main_~node3____CPAchecker_TMP_1~3#1; [2025-03-16 19:25:48,279 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1970: havoc main_~node3__m3~5#1; [2025-03-16 19:25:48,280 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3820: havoc main_~node4____CPAchecker_TMP_0~7#1; [2025-03-16 19:25:48,280 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7916: havoc main_~main____CPAchecker_TMP_0~91#1;havoc main_~__tmp_98~0#1, main_~assert__arg~97#1;havoc main_~check__tmp~101#1; [2025-03-16 19:25:48,280 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6595: havoc main_~main____CPAchecker_TMP_0~71#1;havoc main_~__tmp_78~0#1, main_~assert__arg~77#1;havoc main_~check__tmp~81#1; [2025-03-16 19:25:48,280 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3028: havoc main_~node4____CPAchecker_TMP_0~4#1; [2025-03-16 19:25:48,280 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2500: havoc main_~node4__m4~10#1; [2025-03-16 19:25:48,280 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L386: havoc main_~node4__m4~0#1; [2025-03-16 19:25:48,280 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1179: havoc main_~main____CPAchecker_TMP_0~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1; [2025-03-16 19:25:48,280 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L915: havoc main_~node2____CPAchecker_TMP_1~0#1; [2025-03-16 19:25:48,280 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5145: havoc main_~node4____CPAchecker_TMP_0~12#1; [2025-03-16 19:25:48,280 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L653: havoc main_~main____CPAchecker_TMP_0~2#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2025-03-16 19:25:48,280 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4617: havoc main_~node4__m4~18#1; [2025-03-16 19:25:48,281 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3296: havoc main_~node4__m4~13#1; [2025-03-16 19:25:48,281 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4353: havoc main_~node3____CPAchecker_TMP_0~3#1; [2025-03-16 19:25:48,281 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3561: havoc main_~node4____CPAchecker_TMP_0~6#1; [2025-03-16 19:25:48,281 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1315: havoc main_~node4__m4~4#1; [2025-03-16 19:25:48,281 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2769: havoc main_~node4____CPAchecker_TMP_0~3#1; [2025-03-16 19:25:48,281 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5544: havoc main_~main____CPAchecker_TMP_0~55#1;havoc main_~__tmp_62~0#1, main_~assert__arg~61#1;havoc main_~check__tmp~65#1; [2025-03-16 19:25:48,281 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5413: havoc main_~node2____CPAchecker_TMP_0~2#1; [2025-03-16 19:25:48,281 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1846: havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~12#1; [2025-03-16 19:25:48,281 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4886: havoc main_~node4____CPAchecker_TMP_0~11#1; [2025-03-16 19:25:48,281 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10700: havoc main_~main____CPAchecker_TMP_0~133#1;havoc main_~__tmp_140~0#1, main_~assert__arg~139#1;havoc main_~check__tmp~143#1; [2025-03-16 19:25:48,281 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7661: havoc main_~main____CPAchecker_TMP_0~87#1;havoc main_~__tmp_94~0#1, main_~assert__arg~93#1;havoc main_~check__tmp~97#1; [2025-03-16 19:25:48,281 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1716: havoc main_~main____CPAchecker_TMP_0~6#1;havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~10#1; [2025-03-16 19:25:48,282 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7266: havoc main_~node4__m4~28#1; [2025-03-16 19:25:48,282 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2510: havoc main_~node4____CPAchecker_TMP_0~2#1; [2025-03-16 19:25:48,282 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1453: havoc main_~node4__m4~5#1; [2025-03-16 19:25:48,282 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6474: havoc main_~node3__m3~9#1; [2025-03-16 19:25:48,282 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L396: havoc main_~node4____CPAchecker_TMP_0~0#1; [2025-03-16 19:25:48,282 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4362: havoc main_~node4__m4~17#1; [2025-03-16 19:25:48,282 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4627: havoc main_~node4____CPAchecker_TMP_0~10#1; [2025-03-16 19:25:48,282 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3306: havoc main_~node4____CPAchecker_TMP_0~5#1; [2025-03-16 19:25:48,282 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4231: havoc main_~main____CPAchecker_TMP_0~36#1;havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~46#1;havoc main_~node4____CPAchecker_TMP_1~8#1; [2025-03-16 19:25:48,282 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10441: havoc main_~main____CPAchecker_TMP_0~129#1;havoc main_~__tmp_136~0#1, main_~assert__arg~135#1;havoc main_~check__tmp~139#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9649: havoc main_~main____CPAchecker_TMP_0~117#1;havoc main_~__tmp_124~0#1, main_~assert__arg~123#1;havoc main_~check__tmp~127#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7007: havoc main_~node4__m4~27#1;havoc main_~node3____CPAchecker_TMP_1~5#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6215: havoc main_~node4__m4~24#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1987: havoc main_~node4__m4~8#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5423: havoc main_~node3__m3~8#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11766: havoc main_~main____CPAchecker_TMP_0~149#1;havoc main_~__tmp_156~0#1, main_~assert__arg~155#1;havoc main_~check__tmp~159#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8332: havoc main_~node4__m4~32#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3972: havoc main_~main____CPAchecker_TMP_0~32#1;havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~42#1;havoc main_~node4____CPAchecker_TMP_1~7#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10182: havoc main_~main____CPAchecker_TMP_0~125#1;havoc main_~__tmp_132~0#1, main_~assert__arg~131#1;havoc main_~check__tmp~135#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L801: havoc main_~node3____CPAchecker_TMP_0~1#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7540: havoc main_~node3__m3~10#1;havoc main_~node2____CPAchecker_TMP_1~2#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3180: havoc main_~main____CPAchecker_TMP_0~20#1;havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~30#1;havoc main_~node4____CPAchecker_TMP_1~4#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7276: havoc main_~node4____CPAchecker_TMP_0~20#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9390: havoc main_~main____CPAchecker_TMP_0~113#1;havoc main_~__tmp_120~0#1, main_~assert__arg~119#1;havoc main_~check__tmp~123#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6748: havoc main_~node4__m4~26#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10580: havoc main_~main____CPAchecker_TMP_0~131#1;havoc main_~__tmp_138~0#1, main_~assert__arg~137#1;havoc main_~check__tmp~141#1; [2025-03-16 19:25:48,283 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6484: havoc main_~node3____CPAchecker_TMP_0~5#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5956: havoc main_~node4__m4~23#1;havoc main_~node3____CPAchecker_TMP_1~4#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11507: havoc main_~main____CPAchecker_TMP_0~145#1;havoc main_~__tmp_152~0#1, main_~assert__arg~151#1;havoc main_~check__tmp~155#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4372: havoc main_~node4____CPAchecker_TMP_0~9#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5297: havoc main_~main____CPAchecker_TMP_0~52#1;havoc main_~__tmp_59~0#1, main_~assert__arg~58#1;havoc main_~check__tmp~62#1;havoc main_~node4____CPAchecker_TMP_1~12#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8073: havoc main_~node4__m4~31#1;havoc main_~node3____CPAchecker_TMP_1~6#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3713: havoc main_~main____CPAchecker_TMP_0~28#1;havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~38#1;havoc main_~node4____CPAchecker_TMP_1~6#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9131: havoc main_~main____CPAchecker_TMP_0~109#1;havoc main_~__tmp_116~0#1, main_~assert__arg~115#1;havoc main_~check__tmp~119#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2921: havoc main_~main____CPAchecker_TMP_0~16#1;havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~26#1;havoc main_~node4____CPAchecker_TMP_1~3#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7017: havoc main_~node4____CPAchecker_TMP_0~19#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6225: havoc main_~node4____CPAchecker_TMP_0~16#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10321: havoc main_~main____CPAchecker_TMP_0~127#1;havoc main_~__tmp_134~0#1, main_~assert__arg~133#1;havoc main_~check__tmp~137#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L544: havoc main_~node1__m1~2#1;havoc main_~main____CPAchecker_TMP_0~1#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5697: havoc main_~node4__m4~22#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5433: havoc main_~node3____CPAchecker_TMP_0~4#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9529: havoc main_~main____CPAchecker_TMP_0~115#1;havoc main_~__tmp_122~0#1, main_~assert__arg~121#1;havoc main_~check__tmp~125#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5038: havoc main_~main____CPAchecker_TMP_0~48#1;havoc main_~__tmp_55~0#1, main_~assert__arg~54#1;havoc main_~check__tmp~58#1;havoc main_~node4____CPAchecker_TMP_1~11#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11248: havoc main_~main____CPAchecker_TMP_0~141#1;havoc main_~__tmp_148~0#1, main_~assert__arg~147#1;havoc main_~check__tmp~151#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9927: havoc main_~main____CPAchecker_TMP_0~121#1;havoc main_~__tmp_128~0#1, main_~assert__arg~127#1;havoc main_~check__tmp~131#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8342: havoc main_~node4____CPAchecker_TMP_0~24#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7814: havoc main_~node4__m4~30#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7550: havoc main_~node3____CPAchecker_TMP_0~6#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11646: havoc main_~main____CPAchecker_TMP_0~147#1;havoc main_~__tmp_154~0#1, main_~assert__arg~153#1;havoc main_~check__tmp~157#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6493: havoc main_~node4__m4~25#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4115: havoc main_~main____CPAchecker_TMP_0~34#1;havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~44#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6758: havoc main_~node4____CPAchecker_TMP_0~18#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2662: havoc main_~main____CPAchecker_TMP_0~12#1;havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~22#1;havoc main_~node4____CPAchecker_TMP_1~2#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5966: havoc main_~node4____CPAchecker_TMP_0~15#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10062: havoc main_~main____CPAchecker_TMP_0~123#1;havoc main_~__tmp_130~0#1, main_~assert__arg~129#1;havoc main_~check__tmp~133#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9270: havoc main_~main____CPAchecker_TMP_0~111#1;havoc main_~__tmp_118~0#1, main_~assert__arg~117#1;havoc main_~check__tmp~121#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4779: havoc main_~main____CPAchecker_TMP_0~44#1;havoc main_~__tmp_51~0#1, main_~assert__arg~50#1;havoc main_~check__tmp~54#1;havoc main_~node4____CPAchecker_TMP_1~10#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3458: havoc main_~main____CPAchecker_TMP_0~24#1;havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~34#1;havoc main_~node4____CPAchecker_TMP_1~5#1; [2025-03-16 19:25:48,284 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8083: havoc main_~node4____CPAchecker_TMP_0~23#1; [2025-03-16 19:25:48,285 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8876: havoc main_~main____CPAchecker_TMP_0~105#1;havoc main_~__tmp_112~0#1, main_~assert__arg~111#1;havoc main_~check__tmp~115#1; [2025-03-16 19:25:48,285 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11387: havoc main_~main____CPAchecker_TMP_0~143#1;havoc main_~__tmp_150~0#1, main_~assert__arg~149#1;havoc main_~check__tmp~153#1; [2025-03-16 19:25:48,285 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3856: havoc main_~main____CPAchecker_TMP_0~30#1;havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~40#1; [2025-03-16 19:25:48,286 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5442: havoc main_~node4__m4~21#1; [2025-03-16 19:25:48,286 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3064: havoc main_~main____CPAchecker_TMP_0~18#1;havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~28#1; [2025-03-16 19:25:48,286 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5707: havoc main_~node4____CPAchecker_TMP_0~14#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9011: havoc main_~main____CPAchecker_TMP_0~107#1;havoc main_~__tmp_114~0#1, main_~assert__arg~113#1;havoc main_~check__tmp~117#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10993: havoc main_~main____CPAchecker_TMP_0~137#1;havoc main_~__tmp_144~0#1, main_~assert__arg~143#1;havoc main_~check__tmp~147#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8615: havoc main_~node2__m2~5#1;havoc main_~node1____CPAchecker_TMP_1~1#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7559: havoc main_~node4__m4~29#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1085: havoc main_~main____CPAchecker_TMP_0~3#1;havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5181: havoc main_~main____CPAchecker_TMP_0~50#1;havoc main_~__tmp_57~0#1, main_~assert__arg~56#1;havoc main_~check__tmp~60#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7824: havoc main_~node4____CPAchecker_TMP_0~22#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6503: havoc main_~node4____CPAchecker_TMP_0~17#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2407: havoc main_~main____CPAchecker_TMP_0~8#1;havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~18#1;havoc main_~node4____CPAchecker_TMP_1~1#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7428: havoc main_~main____CPAchecker_TMP_0~84#1;havoc main_~__tmp_91~0#1, main_~assert__arg~90#1;havoc main_~check__tmp~94#1;havoc main_~node4____CPAchecker_TMP_1~20#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1879: havoc main_~check__tmp~13#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11128: havoc main_~main____CPAchecker_TMP_0~139#1;havoc main_~__tmp_146~0#1, main_~assert__arg~145#1;havoc main_~check__tmp~149#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3597: havoc main_~main____CPAchecker_TMP_0~26#1;havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~36#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9807: havoc main_~main____CPAchecker_TMP_0~119#1;havoc main_~__tmp_126~0#1, main_~assert__arg~125#1;havoc main_~check__tmp~129#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2805: havoc main_~main____CPAchecker_TMP_0~14#1;havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~24#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4524: havoc main_~main____CPAchecker_TMP_0~40#1;havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~50#1;havoc main_~node4____CPAchecker_TMP_1~9#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4922: havoc main_~main____CPAchecker_TMP_0~46#1;havoc main_~__tmp_53~0#1, main_~assert__arg~52#1;havoc main_~check__tmp~56#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1223: havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~5#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7169: havoc main_~main____CPAchecker_TMP_0~80#1;havoc main_~__tmp_87~0#1, main_~assert__arg~86#1;havoc main_~check__tmp~90#1;havoc main_~node4____CPAchecker_TMP_1~19#1; [2025-03-16 19:25:48,287 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L563: havoc main_~node2__m2~2#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5452: havoc main_~node4____CPAchecker_TMP_0~13#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6377: havoc main_~main____CPAchecker_TMP_0~68#1;havoc main_~__tmp_75~0#1, main_~assert__arg~74#1;havoc main_~check__tmp~78#1;havoc main_~node4____CPAchecker_TMP_1~16#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8756: havoc main_~main____CPAchecker_TMP_0~103#1;havoc main_~__tmp_110~0#1, main_~assert__arg~109#1;havoc main_~check__tmp~113#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2546: havoc main_~main____CPAchecker_TMP_0~10#1;havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~20#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1489: havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~8#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L829: havoc main_~node3____CPAchecker_TMP_1~0#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8625: havoc main_~node2____CPAchecker_TMP_0~3#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1359: havoc main_~main____CPAchecker_TMP_0~5#1;havoc main_~__tmp_7~0#1, main_~assert__arg~6#1;havoc main_~check__tmp~6#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7569: havoc main_~node4____CPAchecker_TMP_0~21#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8494: havoc main_~main____CPAchecker_TMP_0~100#1;havoc main_~__tmp_107~0#1, main_~assert__arg~106#1;havoc main_~check__tmp~110#1;havoc main_~node4____CPAchecker_TMP_1~24#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4663: havoc main_~main____CPAchecker_TMP_0~42#1;havoc main_~__tmp_49~0#1, main_~assert__arg~48#1;havoc main_~check__tmp~52#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10873: havoc main_~main____CPAchecker_TMP_0~135#1;havoc main_~__tmp_142~0#1, main_~assert__arg~141#1;havoc main_~check__tmp~145#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3342: havoc main_~main____CPAchecker_TMP_0~22#1;havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~32#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6910: havoc main_~main____CPAchecker_TMP_0~76#1;havoc main_~__tmp_83~0#1, main_~assert__arg~82#1;havoc main_~check__tmp~86#1;havoc main_~node4____CPAchecker_TMP_1~18#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10478: havoc main_~node4__m4~40#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6118: havoc main_~main____CPAchecker_TMP_0~64#1;havoc main_~__tmp_71~0#1, main_~assert__arg~70#1;havoc main_~check__tmp~74#1;havoc main_~node4____CPAchecker_TMP_1~15#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9686: havoc main_~node3__m3~12#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2023: havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~14#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1760: havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~11#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8235: havoc main_~main____CPAchecker_TMP_0~96#1;havoc main_~__tmp_103~0#1, main_~assert__arg~102#1;havoc main_~check__tmp~106#1;havoc main_~node4____CPAchecker_TMP_1~23#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L440: havoc main_~node1__m1~1#1;havoc main_~main____CPAchecker_TMP_0~0#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7312: havoc main_~main____CPAchecker_TMP_0~82#1;havoc main_~__tmp_89~0#1, main_~assert__arg~88#1;havoc main_~check__tmp~92#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10219: havoc main_~node4__m4~39#1;havoc main_~node3____CPAchecker_TMP_1~8#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5859: havoc main_~main____CPAchecker_TMP_0~60#1;havoc main_~__tmp_67~0#1, main_~assert__arg~66#1;havoc main_~check__tmp~70#1;havoc main_~node4____CPAchecker_TMP_1~14#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9427: havoc main_~node4__m4~36#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8635: havoc main_~node3__m3~11#1; [2025-03-16 19:25:48,288 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4408: havoc main_~main____CPAchecker_TMP_0~38#1;havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~48#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7976: havoc main_~main____CPAchecker_TMP_0~92#1;havoc main_~__tmp_99~0#1, main_~assert__arg~98#1;havoc main_~check__tmp~102#1;havoc main_~node4____CPAchecker_TMP_1~22#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6655: havoc main_~main____CPAchecker_TMP_0~72#1;havoc main_~__tmp_79~0#1, main_~assert__arg~78#1;havoc main_~check__tmp~82#1;havoc main_~node4____CPAchecker_TMP_1~17#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11544: havoc main_~node4__m4~44#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L974: havoc main_~node1____CPAchecker_TMP_0~1#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10752: havoc main_~node3__m3~13#1;havoc main_~node2____CPAchecker_TMP_1~3#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10488: havoc main_~node4____CPAchecker_TMP_0~32#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7053: havoc main_~main____CPAchecker_TMP_0~78#1;havoc main_~__tmp_85~0#1, main_~assert__arg~84#1;havoc main_~check__tmp~88#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9960: havoc main_~node4__m4~38#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9696: havoc main_~node3____CPAchecker_TMP_0~8#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6261: havoc main_~main____CPAchecker_TMP_0~66#1;havoc main_~__tmp_73~0#1, main_~assert__arg~72#1;havoc main_~check__tmp~76#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9168: havoc main_~node4__m4~35#1;havoc main_~node3____CPAchecker_TMP_1~7#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1638: havoc main_~node2__m2~3#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L581: havoc main_~node3__m3~2#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8378: havoc main_~main____CPAchecker_TMP_0~98#1;havoc main_~__tmp_105~0#1, main_~assert__arg~104#1;havoc main_~check__tmp~108#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11285: havoc main_~node4__m4~43#1;havoc main_~node3____CPAchecker_TMP_1~9#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L715: havoc main_~node4____CPAchecker_TMP_0~1#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5604: havoc main_~main____CPAchecker_TMP_0~56#1;havoc main_~__tmp_63~0#1, main_~assert__arg~62#1;havoc main_~check__tmp~66#1;havoc main_~node4____CPAchecker_TMP_1~13#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10229: havoc main_~node4____CPAchecker_TMP_0~31#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6794: havoc main_~main____CPAchecker_TMP_0~74#1;havoc main_~__tmp_81~0#1, main_~assert__arg~80#1;havoc main_~check__tmp~84#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9437: havoc main_~node4____CPAchecker_TMP_0~28#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6002: havoc main_~main____CPAchecker_TMP_0~62#1;havoc main_~__tmp_69~0#1, main_~assert__arg~68#1;havoc main_~check__tmp~72#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8909: havoc main_~node4__m4~34#1; [2025-03-16 19:25:48,292 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8645: havoc main_~node3____CPAchecker_TMP_0~7#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7721: havoc main_~main____CPAchecker_TMP_0~88#1;havoc main_~__tmp_95~0#1, main_~assert__arg~94#1;havoc main_~check__tmp~98#1;havoc main_~node4____CPAchecker_TMP_1~21#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11554: havoc main_~node4____CPAchecker_TMP_0~36#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8119: havoc main_~main____CPAchecker_TMP_0~94#1;havoc main_~__tmp_101~0#1, main_~assert__arg~100#1;havoc main_~check__tmp~104#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11026: havoc main_~node4__m4~42#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10762: havoc main_~node3____CPAchecker_TMP_0~9#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9705: havoc main_~node4__m4~37#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2174: havoc main_~check__tmp~16#1;havoc main_~node4__m4~9#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9970: havoc main_~node4____CPAchecker_TMP_0~30#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9178: havoc main_~node4____CPAchecker_TMP_0~27#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5743: havoc main_~main____CPAchecker_TMP_0~58#1;havoc main_~__tmp_65~0#1, main_~assert__arg~64#1;havoc main_~check__tmp~68#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L458: havoc main_~node2__m2~1#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L327: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4291: havoc main_~main____CPAchecker_TMP_0~37#1;havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~47#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11295: havoc main_~node4____CPAchecker_TMP_0~35#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7860: havoc main_~main____CPAchecker_TMP_0~90#1;havoc main_~__tmp_97~0#1, main_~assert__arg~96#1;havoc main_~check__tmp~100#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6539: havoc main_~main____CPAchecker_TMP_0~70#1;havoc main_~__tmp_77~0#1, main_~assert__arg~76#1;havoc main_~check__tmp~80#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8654: havoc main_~node4__m4~33#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8919: havoc main_~node4____CPAchecker_TMP_0~26#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4032: havoc main_~main____CPAchecker_TMP_0~33#1;havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~43#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10771: havoc main_~node4__m4~41#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1522: havoc main_~check__tmp~9#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3240: havoc main_~main____CPAchecker_TMP_0~21#1;havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~31#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11036: havoc main_~node4____CPAchecker_TMP_0~34#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1655: havoc main_~node3__m3~4#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9715: havoc main_~node4____CPAchecker_TMP_0~29#1; [2025-03-16 19:25:48,293 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10640: havoc main_~main____CPAchecker_TMP_0~132#1;havoc main_~__tmp_139~0#1, main_~assert__arg~138#1;havoc main_~check__tmp~142#1;havoc main_~node4____CPAchecker_TMP_1~32#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L599: havoc main_~node4__m4~2#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5488: havoc main_~main____CPAchecker_TMP_0~54#1;havoc main_~__tmp_61~0#1, main_~assert__arg~60#1;havoc main_~check__tmp~64#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5357: havoc main_~main____CPAchecker_TMP_0~53#1;havoc main_~__tmp_60~0#1, main_~assert__arg~59#1;havoc main_~check__tmp~63#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L337: havoc main_~node1____CPAchecker_TMP_0~0#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3773: havoc main_~main____CPAchecker_TMP_0~29#1;havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~39#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7605: havoc main_~main____CPAchecker_TMP_0~86#1;havoc main_~__tmp_93~0#1, main_~assert__arg~92#1;havoc main_~check__tmp~96#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2056: havoc main_~check__tmp~15#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2981: havoc main_~main____CPAchecker_TMP_0~17#1;havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~27#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10381: havoc main_~main____CPAchecker_TMP_0~128#1;havoc main_~__tmp_135~0#1, main_~assert__arg~134#1;havoc main_~check__tmp~138#1;havoc main_~node4____CPAchecker_TMP_1~31#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4171: havoc main_~main____CPAchecker_TMP_0~35#1;havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~45#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9589: havoc main_~main____CPAchecker_TMP_0~116#1;havoc main_~__tmp_123~0#1, main_~assert__arg~122#1;havoc main_~check__tmp~126#1;havoc main_~node4____CPAchecker_TMP_1~28#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8664: havoc main_~node4____CPAchecker_TMP_0~25#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5098: havoc main_~main____CPAchecker_TMP_0~49#1;havoc main_~__tmp_56~0#1, main_~assert__arg~55#1;havoc main_~check__tmp~59#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002: havoc main_~node1____CPAchecker_TMP_1~0#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1135: havoc main_~node4__m4~3#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10781: havoc main_~node4____CPAchecker_TMP_0~33#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11706: havoc main_~main____CPAchecker_TMP_0~148#1;havoc main_~__tmp_155~0#1, main_~assert__arg~154#1;havoc main_~check__tmp~158#1;havoc main_~node4____CPAchecker_TMP_1~36#1; [2025-03-16 19:25:48,294 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L475: havoc main_~node3__m3~1#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2722: havoc main_~main____CPAchecker_TMP_0~13#1;havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~23#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10122: havoc main_~main____CPAchecker_TMP_0~124#1;havoc main_~__tmp_131~0#1, main_~assert__arg~130#1;havoc main_~check__tmp~134#1;havoc main_~node4____CPAchecker_TMP_1~30#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3912: havoc main_~main____CPAchecker_TMP_0~31#1;havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~41#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9330: havoc main_~main____CPAchecker_TMP_0~112#1;havoc main_~__tmp_119~0#1, main_~assert__arg~118#1;havoc main_~check__tmp~122#1;havoc main_~node4____CPAchecker_TMP_1~27#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3120: havoc main_~main____CPAchecker_TMP_0~19#1;havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~29#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1403: havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~7#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4839: havoc main_~main____CPAchecker_TMP_0~45#1;havoc main_~__tmp_52~0#1, main_~assert__arg~51#1;havoc main_~check__tmp~55#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L743: havoc main_~node4____CPAchecker_TMP_1~0#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3518: havoc main_~main____CPAchecker_TMP_0~25#1;havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~35#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L347: havoc main_~node2__m2~0#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5237: havoc main_~main____CPAchecker_TMP_0~51#1;havoc main_~__tmp_58~0#1, main_~assert__arg~57#1;havoc main_~check__tmp~61#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11447: havoc main_~main____CPAchecker_TMP_0~144#1;havoc main_~__tmp_151~0#1, main_~assert__arg~150#1;havoc main_~check__tmp~154#1;havoc main_~node4____CPAchecker_TMP_1~35#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3653: havoc main_~main____CPAchecker_TMP_0~27#1;havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~37#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10524: havoc main_~main____CPAchecker_TMP_0~130#1;havoc main_~__tmp_137~0#1, main_~assert__arg~136#1;havoc main_~check__tmp~140#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2861: havoc main_~main____CPAchecker_TMP_0~15#1;havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~25#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9071: havoc main_~main____CPAchecker_TMP_0~108#1;havoc main_~__tmp_115~0#1, main_~assert__arg~114#1;havoc main_~check__tmp~118#1;havoc main_~node4____CPAchecker_TMP_1~26#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1672: havoc main_~node4__m4~6#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2467: havoc main_~main____CPAchecker_TMP_0~9#1;havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~19#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: havoc main_~main____CPAchecker_TMP_0~85#1;havoc main_~__tmp_92~0#1, main_~assert__arg~91#1;havoc main_~check__tmp~95#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11188: havoc main_~main____CPAchecker_TMP_0~140#1;havoc main_~__tmp_147~0#1, main_~assert__arg~146#1;havoc main_~check__tmp~150#1;havoc main_~node4____CPAchecker_TMP_1~34#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4978: havoc main_~main____CPAchecker_TMP_0~47#1;havoc main_~__tmp_54~0#1, main_~assert__arg~53#1;havoc main_~check__tmp~57#1; [2025-03-16 19:25:48,295 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9867: havoc main_~main____CPAchecker_TMP_0~120#1;havoc main_~__tmp_127~0#1, main_~assert__arg~126#1;havoc main_~check__tmp~130#1;havoc main_~node4____CPAchecker_TMP_1~29#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10265: havoc main_~main____CPAchecker_TMP_0~126#1;havoc main_~__tmp_133~0#1, main_~assert__arg~132#1;havoc main_~check__tmp~136#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2602: havoc main_~main____CPAchecker_TMP_0~11#1;havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~21#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4584: havoc main_~main____CPAchecker_TMP_0~41#1;havoc main_~__tmp_48~0#1, main_~assert__arg~47#1;havoc main_~check__tmp~51#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9473: havoc main_~main____CPAchecker_TMP_0~114#1;havoc main_~__tmp_121~0#1, main_~assert__arg~120#1;havoc main_~check__tmp~124#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L1810: havoc main_~node4__m4~7#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L357: havoc main_~node2____CPAchecker_TMP_0~0#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7229: havoc main_~main____CPAchecker_TMP_0~81#1;havoc main_~__tmp_88~0#1, main_~assert__arg~87#1;havoc main_~check__tmp~91#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L887: havoc main_~node2____CPAchecker_TMP_0~1#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L4719: havoc main_~main____CPAchecker_TMP_0~43#1;havoc main_~__tmp_50~0#1, main_~assert__arg~49#1;havoc main_~check__tmp~53#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3398: havoc main_~main____CPAchecker_TMP_0~23#1;havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~33#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11590: havoc main_~main____CPAchecker_TMP_0~146#1;havoc main_~__tmp_153~0#1, main_~assert__arg~152#1;havoc main_~check__tmp~156#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6437: havoc main_~main____CPAchecker_TMP_0~69#1;havoc main_~__tmp_76~0#1, main_~assert__arg~75#1;havoc main_~check__tmp~79#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L492: havoc main_~node4__m4~1#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8816: havoc main_~main____CPAchecker_TMP_0~104#1;havoc main_~__tmp_111~0#1, main_~assert__arg~110#1;havoc main_~check__tmp~114#1;havoc main_~node4____CPAchecker_TMP_1~25#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10006: havoc main_~main____CPAchecker_TMP_0~122#1;havoc main_~__tmp_129~0#1, main_~assert__arg~128#1;havoc main_~check__tmp~132#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9214: havoc main_~main____CPAchecker_TMP_0~110#1;havoc main_~__tmp_117~0#1, main_~assert__arg~116#1;havoc main_~check__tmp~120#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8554: havoc main_~main____CPAchecker_TMP_0~101#1;havoc main_~__tmp_108~0#1, main_~assert__arg~107#1;havoc main_~check__tmp~111#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10933: havoc main_~main____CPAchecker_TMP_0~136#1;havoc main_~__tmp_143~0#1, main_~assert__arg~142#1;havoc main_~check__tmp~146#1;havoc main_~node4____CPAchecker_TMP_1~33#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: havoc main_~main____CPAchecker_TMP_0~77#1;havoc main_~__tmp_84~0#1, main_~assert__arg~83#1;havoc main_~check__tmp~87#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11331: havoc main_~main____CPAchecker_TMP_0~142#1;havoc main_~__tmp_149~0#1, main_~assert__arg~148#1;havoc main_~check__tmp~152#1; [2025-03-16 19:25:48,297 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6178: havoc main_~main____CPAchecker_TMP_0~65#1;havoc main_~__tmp_72~0#1, main_~assert__arg~71#1;havoc main_~check__tmp~75#1; [2025-03-16 19:25:48,298 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2347: havoc main_~main____CPAchecker_TMP_0~7#1;havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~17#1; [2025-03-16 19:25:48,298 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7368: havoc main_~main____CPAchecker_TMP_0~83#1;havoc main_~__tmp_90~0#1, main_~assert__arg~89#1;havoc main_~check__tmp~93#1; [2025-03-16 19:25:48,542 INFO L? ?]: Removed 1280 outVars from TransFormulas that were not future-live. [2025-03-16 19:25:48,542 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 19:25:48,565 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 19:25:48,567 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 19:25:48,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 07:25:48 BoogieIcfgContainer [2025-03-16 19:25:48,568 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 19:25:48,569 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 19:25:48,569 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 19:25:48,573 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 19:25:48,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 07:25:44" (1/3) ... [2025-03-16 19:25:48,574 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a525a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 07:25:48, skipping insertion in model container [2025-03-16 19:25:48,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:25:45" (2/3) ... [2025-03-16 19:25:48,575 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a525a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 07:25:48, skipping insertion in model container [2025-03-16 19:25:48,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 07:25:48" (3/3) ... [2025-03-16 19:25:48,576 INFO L128 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2025-03-16 19:25:48,588 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 19:25:48,591 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c that has 1 procedures, 1105 locations, 1 initial locations, 0 loop locations, and 7 error locations. [2025-03-16 19:25:48,661 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 19:25:48,670 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;@4efd3afc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 19:25:48,671 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2025-03-16 19:25:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand has 1105 states, 1097 states have (on average 1.886052871467639) internal successors, (2069), 1104 states have internal predecessors, (2069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:48,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2025-03-16 19:25:48,693 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:48,693 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:48,694 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:48,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:48,697 INFO L85 PathProgramCache]: Analyzing trace with hash 575477502, now seen corresponding path program 1 times [2025-03-16 19:25:48,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:48,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013954850] [2025-03-16 19:25:48,702 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:48,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:48,784 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-16 19:25:48,872 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-16 19:25:48,873 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:48,873 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:49,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:49,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:49,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013954850] [2025-03-16 19:25:49,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013954850] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:49,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:49,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:25:49,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753304780] [2025-03-16 19:25:49,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:49,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:25:49,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:49,133 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:25:49,133 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:25:49,136 INFO L87 Difference]: Start difference. First operand has 1105 states, 1097 states have (on average 1.886052871467639) internal successors, (2069), 1104 states have internal predecessors, (2069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:49,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:49,336 INFO L93 Difference]: Finished difference Result 1464 states and 2650 transitions. [2025-03-16 19:25:49,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:25:49,338 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2025-03-16 19:25:49,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:49,352 INFO L225 Difference]: With dead ends: 1464 [2025-03-16 19:25:49,355 INFO L226 Difference]: Without dead ends: 1287 [2025-03-16 19:25:49,358 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:25:49,361 INFO L435 NwaCegarLoop]: 2054 mSDtfsCounter, 969 mSDsluCounter, 1275 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 969 SdHoareTripleChecker+Valid, 3329 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:49,362 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [969 Valid, 3329 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 19:25:49,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1287 states. [2025-03-16 19:25:49,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1287 to 1279. [2025-03-16 19:25:49,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1279 states, 1272 states have (on average 1.3168238993710693) internal successors, (1675), 1278 states have internal predecessors, (1675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:49,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1279 states and 1675 transitions. [2025-03-16 19:25:49,442 INFO L78 Accepts]: Start accepts. Automaton has 1279 states and 1675 transitions. Word has length 63 [2025-03-16 19:25:49,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:49,443 INFO L471 AbstractCegarLoop]: Abstraction has 1279 states and 1675 transitions. [2025-03-16 19:25:49,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:49,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1675 transitions. [2025-03-16 19:25:49,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2025-03-16 19:25:49,446 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:49,446 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:49,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-16 19:25:49,447 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:49,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:49,448 INFO L85 PathProgramCache]: Analyzing trace with hash -1782394162, now seen corresponding path program 1 times [2025-03-16 19:25:49,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:49,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327923668] [2025-03-16 19:25:49,448 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:49,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:49,480 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-16 19:25:49,510 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-16 19:25:49,510 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:49,510 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:49,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:49,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:49,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327923668] [2025-03-16 19:25:49,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327923668] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:49,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:49,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 19:25:49,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203010102] [2025-03-16 19:25:49,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:49,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-16 19:25:49,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:49,671 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-16 19:25:49,671 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-16 19:25:49,671 INFO L87 Difference]: Start difference. First operand 1279 states and 1675 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:50,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:50,196 INFO L93 Difference]: Finished difference Result 2263 states and 3057 transitions. [2025-03-16 19:25:50,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-16 19:25:50,196 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2025-03-16 19:25:50,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:50,200 INFO L225 Difference]: With dead ends: 2263 [2025-03-16 19:25:50,200 INFO L226 Difference]: Without dead ends: 1292 [2025-03-16 19:25:50,205 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:25:50,209 INFO L435 NwaCegarLoop]: 678 mSDtfsCounter, 3665 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 496 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3665 SdHoareTripleChecker+Valid, 834 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:50,209 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3665 Valid, 834 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 496 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:25:50,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2025-03-16 19:25:50,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1284. [2025-03-16 19:25:50,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1284 states, 1277 states have (on average 1.3688332028191073) internal successors, (1748), 1283 states have internal predecessors, (1748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:50,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1284 states and 1748 transitions. [2025-03-16 19:25:50,240 INFO L78 Accepts]: Start accepts. Automaton has 1284 states and 1748 transitions. Word has length 63 [2025-03-16 19:25:50,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:50,240 INFO L471 AbstractCegarLoop]: Abstraction has 1284 states and 1748 transitions. [2025-03-16 19:25:50,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:50,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1748 transitions. [2025-03-16 19:25:50,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2025-03-16 19:25:50,246 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:50,246 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:50,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-16 19:25:50,246 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:50,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:50,247 INFO L85 PathProgramCache]: Analyzing trace with hash -277846864, now seen corresponding path program 1 times [2025-03-16 19:25:50,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:50,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833027569] [2025-03-16 19:25:50,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:50,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:50,268 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 64 statements into 1 equivalence classes. [2025-03-16 19:25:50,279 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 64 of 64 statements. [2025-03-16 19:25:50,279 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:50,279 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:50,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:50,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:50,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833027569] [2025-03-16 19:25:50,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833027569] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:50,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:50,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:25:50,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188892299] [2025-03-16 19:25:50,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:50,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:25:50,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:50,344 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:25:50,344 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:25:50,345 INFO L87 Difference]: Start difference. First operand 1284 states and 1748 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:50,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:50,376 INFO L93 Difference]: Finished difference Result 2776 states and 3882 transitions. [2025-03-16 19:25:50,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:25:50,376 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2025-03-16 19:25:50,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:50,382 INFO L225 Difference]: With dead ends: 2776 [2025-03-16 19:25:50,382 INFO L226 Difference]: Without dead ends: 2084 [2025-03-16 19:25:50,383 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:25:50,384 INFO L435 NwaCegarLoop]: 1421 mSDtfsCounter, 897 mSDsluCounter, 718 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 897 SdHoareTripleChecker+Valid, 2139 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:50,384 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [897 Valid, 2139 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:25:50,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2084 states. [2025-03-16 19:25:50,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2084 to 2074. [2025-03-16 19:25:50,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2074 states, 2067 states have (on average 1.3759071117561683) internal successors, (2844), 2073 states have internal predecessors, (2844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:50,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 2074 states and 2844 transitions. [2025-03-16 19:25:50,427 INFO L78 Accepts]: Start accepts. Automaton has 2074 states and 2844 transitions. Word has length 64 [2025-03-16 19:25:50,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:50,427 INFO L471 AbstractCegarLoop]: Abstraction has 2074 states and 2844 transitions. [2025-03-16 19:25:50,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:50,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 2844 transitions. [2025-03-16 19:25:50,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2025-03-16 19:25:50,430 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:50,430 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:50,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-16 19:25:50,430 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:50,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:50,431 INFO L85 PathProgramCache]: Analyzing trace with hash 952574585, now seen corresponding path program 1 times [2025-03-16 19:25:50,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:50,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762058288] [2025-03-16 19:25:50,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:50,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:50,453 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 64 statements into 1 equivalence classes. [2025-03-16 19:25:50,473 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 64 of 64 statements. [2025-03-16 19:25:50,473 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:50,473 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:50,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:50,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:50,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762058288] [2025-03-16 19:25:50,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762058288] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:50,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:50,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 19:25:50,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418012450] [2025-03-16 19:25:50,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:50,624 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-16 19:25:50,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:50,624 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-16 19:25:50,624 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-16 19:25:50,624 INFO L87 Difference]: Start difference. First operand 2074 states and 2844 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:51,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:51,135 INFO L93 Difference]: Finished difference Result 3799 states and 5295 transitions. [2025-03-16 19:25:51,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-16 19:25:51,135 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2025-03-16 19:25:51,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:51,142 INFO L225 Difference]: With dead ends: 3799 [2025-03-16 19:25:51,142 INFO L226 Difference]: Without dead ends: 2329 [2025-03-16 19:25:51,143 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:25:51,145 INFO L435 NwaCegarLoop]: 568 mSDtfsCounter, 3065 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3065 SdHoareTripleChecker+Valid, 695 SdHoareTripleChecker+Invalid, 521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:51,146 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3065 Valid, 695 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 462 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:25:51,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2329 states. [2025-03-16 19:25:51,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2329 to 2317. [2025-03-16 19:25:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2317 states, 2310 states have (on average 1.3683982683982685) internal successors, (3161), 2316 states have internal predecessors, (3161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:51,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 2317 states and 3161 transitions. [2025-03-16 19:25:51,182 INFO L78 Accepts]: Start accepts. Automaton has 2317 states and 3161 transitions. Word has length 64 [2025-03-16 19:25:51,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:51,183 INFO L471 AbstractCegarLoop]: Abstraction has 2317 states and 3161 transitions. [2025-03-16 19:25:51,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:51,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 3161 transitions. [2025-03-16 19:25:51,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2025-03-16 19:25:51,185 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:51,185 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:51,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-16 19:25:51,186 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:51,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:51,187 INFO L85 PathProgramCache]: Analyzing trace with hash -1861253473, now seen corresponding path program 1 times [2025-03-16 19:25:51,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:51,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940052489] [2025-03-16 19:25:51,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:51,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:51,209 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 64 statements into 1 equivalence classes. [2025-03-16 19:25:51,230 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 64 of 64 statements. [2025-03-16 19:25:51,230 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:51,230 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:51,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:51,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:51,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940052489] [2025-03-16 19:25:51,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940052489] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:51,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:51,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 19:25:51,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157753300] [2025-03-16 19:25:51,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:51,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-16 19:25:51,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:51,314 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-16 19:25:51,314 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-16 19:25:51,314 INFO L87 Difference]: Start difference. First operand 2317 states and 3161 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:51,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:51,698 INFO L93 Difference]: Finished difference Result 5293 states and 7440 transitions. [2025-03-16 19:25:51,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-16 19:25:51,699 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2025-03-16 19:25:51,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:51,727 INFO L225 Difference]: With dead ends: 5293 [2025-03-16 19:25:51,727 INFO L226 Difference]: Without dead ends: 3265 [2025-03-16 19:25:51,728 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:25:51,729 INFO L435 NwaCegarLoop]: 489 mSDtfsCounter, 2726 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2726 SdHoareTripleChecker+Valid, 646 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:51,729 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2726 Valid, 646 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-16 19:25:51,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3265 states. [2025-03-16 19:25:51,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3265 to 3257. [2025-03-16 19:25:51,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3257 states, 3250 states have (on average 1.4104615384615384) internal successors, (4584), 3256 states have internal predecessors, (4584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:51,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 3257 states and 4584 transitions. [2025-03-16 19:25:51,775 INFO L78 Accepts]: Start accepts. Automaton has 3257 states and 4584 transitions. Word has length 64 [2025-03-16 19:25:51,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:51,775 INFO L471 AbstractCegarLoop]: Abstraction has 3257 states and 4584 transitions. [2025-03-16 19:25:51,775 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:51,775 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 4584 transitions. [2025-03-16 19:25:51,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2025-03-16 19:25:51,777 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:51,778 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:51,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-16 19:25:51,778 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:51,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:51,778 INFO L85 PathProgramCache]: Analyzing trace with hash 87081511, now seen corresponding path program 1 times [2025-03-16 19:25:51,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:51,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794668362] [2025-03-16 19:25:51,779 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:51,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:51,795 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 65 statements into 1 equivalence classes. [2025-03-16 19:25:51,803 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 65 of 65 statements. [2025-03-16 19:25:51,803 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:51,804 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:51,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:51,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:51,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794668362] [2025-03-16 19:25:51,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794668362] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:51,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:51,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:25:51,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013181480] [2025-03-16 19:25:51,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:51,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:25:51,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:51,846 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:25:51,846 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:25:51,846 INFO L87 Difference]: Start difference. First operand 3257 states and 4584 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:51,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:51,895 INFO L93 Difference]: Finished difference Result 6884 states and 9806 transitions. [2025-03-16 19:25:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:25:51,895 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2025-03-16 19:25:51,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:51,906 INFO L225 Difference]: With dead ends: 6884 [2025-03-16 19:25:51,906 INFO L226 Difference]: Without dead ends: 4526 [2025-03-16 19:25:51,909 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:25:51,909 INFO L435 NwaCegarLoop]: 963 mSDtfsCounter, 585 mSDsluCounter, 568 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 1531 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:51,910 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [585 Valid, 1531 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:25:51,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4526 states. [2025-03-16 19:25:51,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4526 to 4506. [2025-03-16 19:25:51,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4506 states, 4499 states have (on average 1.3909757723938654) internal successors, (6258), 4505 states have internal predecessors, (6258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:51,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4506 states to 4506 states and 6258 transitions. [2025-03-16 19:25:51,972 INFO L78 Accepts]: Start accepts. Automaton has 4506 states and 6258 transitions. Word has length 65 [2025-03-16 19:25:51,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:51,972 INFO L471 AbstractCegarLoop]: Abstraction has 4506 states and 6258 transitions. [2025-03-16 19:25:51,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:51,972 INFO L276 IsEmpty]: Start isEmpty. Operand 4506 states and 6258 transitions. [2025-03-16 19:25:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2025-03-16 19:25:51,975 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:51,975 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:51,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-16 19:25:51,976 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:51,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:51,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1720956486, now seen corresponding path program 1 times [2025-03-16 19:25:51,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:51,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631651440] [2025-03-16 19:25:51,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:51,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:51,993 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-03-16 19:25:52,011 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-03-16 19:25:52,011 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:52,011 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:52,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:52,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:52,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631651440] [2025-03-16 19:25:52,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631651440] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:52,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:52,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 19:25:52,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550254143] [2025-03-16 19:25:52,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:52,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-16 19:25:52,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:52,089 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-16 19:25:52,089 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-16 19:25:52,089 INFO L87 Difference]: Start difference. First operand 4506 states and 6258 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:52,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:52,474 INFO L93 Difference]: Finished difference Result 11291 states and 15946 transitions. [2025-03-16 19:25:52,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-16 19:25:52,475 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2025-03-16 19:25:52,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:52,495 INFO L225 Difference]: With dead ends: 11291 [2025-03-16 19:25:52,495 INFO L226 Difference]: Without dead ends: 7221 [2025-03-16 19:25:52,503 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:25:52,503 INFO L435 NwaCegarLoop]: 429 mSDtfsCounter, 2416 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2416 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:52,504 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2416 Valid, 582 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-16 19:25:52,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7221 states. [2025-03-16 19:25:52,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7221 to 7213. [2025-03-16 19:25:52,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7213 states, 7206 states have (on average 1.4029975020815986) internal successors, (10110), 7212 states have internal predecessors, (10110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:52,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7213 states to 7213 states and 10110 transitions. [2025-03-16 19:25:52,620 INFO L78 Accepts]: Start accepts. Automaton has 7213 states and 10110 transitions. Word has length 66 [2025-03-16 19:25:52,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:52,620 INFO L471 AbstractCegarLoop]: Abstraction has 7213 states and 10110 transitions. [2025-03-16 19:25:52,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:52,620 INFO L276 IsEmpty]: Start isEmpty. Operand 7213 states and 10110 transitions. [2025-03-16 19:25:52,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2025-03-16 19:25:52,625 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:52,625 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:52,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-16 19:25:52,625 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:52,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:52,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1945696325, now seen corresponding path program 1 times [2025-03-16 19:25:52,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:52,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278752114] [2025-03-16 19:25:52,626 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:52,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:52,647 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-03-16 19:25:52,658 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-03-16 19:25:52,658 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:52,659 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:52,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:52,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:52,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278752114] [2025-03-16 19:25:52,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278752114] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:52,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:52,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:25:52,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777257108] [2025-03-16 19:25:52,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:52,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:25:52,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:52,707 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:25:52,707 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:25:52,707 INFO L87 Difference]: Start difference. First operand 7213 states and 10110 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:52,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:52,776 INFO L93 Difference]: Finished difference Result 15573 states and 22027 transitions. [2025-03-16 19:25:52,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:25:52,777 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2025-03-16 19:25:52,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:52,802 INFO L225 Difference]: With dead ends: 15573 [2025-03-16 19:25:52,803 INFO L226 Difference]: Without dead ends: 9781 [2025-03-16 19:25:52,811 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:25:52,811 INFO L435 NwaCegarLoop]: 698 mSDtfsCounter, 401 mSDsluCounter, 489 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 1187 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:52,811 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 1187 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:25:52,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9781 states. [2025-03-16 19:25:52,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9781 to 9737. [2025-03-16 19:25:52,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9737 states, 9730 states have (on average 1.3830421377183968) internal successors, (13457), 9736 states have internal predecessors, (13457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:52,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9737 states to 9737 states and 13457 transitions. [2025-03-16 19:25:52,966 INFO L78 Accepts]: Start accepts. Automaton has 9737 states and 13457 transitions. Word has length 66 [2025-03-16 19:25:52,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:52,966 INFO L471 AbstractCegarLoop]: Abstraction has 9737 states and 13457 transitions. [2025-03-16 19:25:52,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:52,966 INFO L276 IsEmpty]: Start isEmpty. Operand 9737 states and 13457 transitions. [2025-03-16 19:25:52,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2025-03-16 19:25:52,971 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:52,971 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:52,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-16 19:25:52,972 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:52,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:52,972 INFO L85 PathProgramCache]: Analyzing trace with hash 333621455, now seen corresponding path program 1 times [2025-03-16 19:25:52,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:52,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882361240] [2025-03-16 19:25:52,972 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:52,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:52,991 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-03-16 19:25:53,004 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-03-16 19:25:53,005 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:53,005 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:53,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:53,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:53,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882361240] [2025-03-16 19:25:53,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882361240] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:53,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:53,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:25:53,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147119622] [2025-03-16 19:25:53,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:53,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-16 19:25:53,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:53,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-16 19:25:53,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:25:53,110 INFO L87 Difference]: Start difference. First operand 9737 states and 13457 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:53,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:53,694 INFO L93 Difference]: Finished difference Result 27451 states and 38509 transitions. [2025-03-16 19:25:53,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-16 19:25:53,695 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2025-03-16 19:25:53,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:53,733 INFO L225 Difference]: With dead ends: 27451 [2025-03-16 19:25:53,733 INFO L226 Difference]: Without dead ends: 23800 [2025-03-16 19:25:53,741 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:25:53,742 INFO L435 NwaCegarLoop]: 432 mSDtfsCounter, 3231 mSDsluCounter, 689 mSDsCounter, 0 mSdLazyCounter, 686 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3231 SdHoareTripleChecker+Valid, 1121 SdHoareTripleChecker+Invalid, 784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:53,743 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3231 Valid, 1121 Invalid, 784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 686 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:25:53,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23800 states. [2025-03-16 19:25:53,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23800 to 9805. [2025-03-16 19:25:53,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9805 states, 9798 states have (on average 1.3824249846907533) internal successors, (13545), 9804 states have internal predecessors, (13545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:53,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9805 states to 9805 states and 13545 transitions. [2025-03-16 19:25:53,971 INFO L78 Accepts]: Start accepts. Automaton has 9805 states and 13545 transitions. Word has length 67 [2025-03-16 19:25:53,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:53,971 INFO L471 AbstractCegarLoop]: Abstraction has 9805 states and 13545 transitions. [2025-03-16 19:25:53,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:53,972 INFO L276 IsEmpty]: Start isEmpty. Operand 9805 states and 13545 transitions. [2025-03-16 19:25:53,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2025-03-16 19:25:53,977 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:53,977 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:53,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-16 19:25:53,977 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:53,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:53,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1395272921, now seen corresponding path program 1 times [2025-03-16 19:25:53,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:53,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763192411] [2025-03-16 19:25:53,982 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:53,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:54,001 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-03-16 19:25:54,013 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-03-16 19:25:54,013 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:54,013 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:54,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:54,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:54,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763192411] [2025-03-16 19:25:54,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763192411] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:54,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:54,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:25:54,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101906120] [2025-03-16 19:25:54,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:54,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-16 19:25:54,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:54,112 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-16 19:25:54,112 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:25:54,112 INFO L87 Difference]: Start difference. First operand 9805 states and 13545 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:54,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:54,690 INFO L93 Difference]: Finished difference Result 26124 states and 36561 transitions. [2025-03-16 19:25:54,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-16 19:25:54,690 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2025-03-16 19:25:54,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:54,724 INFO L225 Difference]: With dead ends: 26124 [2025-03-16 19:25:54,724 INFO L226 Difference]: Without dead ends: 21482 [2025-03-16 19:25:54,735 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:25:54,735 INFO L435 NwaCegarLoop]: 426 mSDtfsCounter, 3135 mSDsluCounter, 677 mSDsCounter, 0 mSdLazyCounter, 694 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3135 SdHoareTripleChecker+Valid, 1103 SdHoareTripleChecker+Invalid, 795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:54,735 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3135 Valid, 1103 Invalid, 795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 694 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:25:54,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21482 states. [2025-03-16 19:25:54,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21482 to 9961. [2025-03-16 19:25:54,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9961 states, 9954 states have (on average 1.3814546915812738) internal successors, (13751), 9960 states have internal predecessors, (13751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:54,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9961 states to 9961 states and 13751 transitions. [2025-03-16 19:25:54,951 INFO L78 Accepts]: Start accepts. Automaton has 9961 states and 13751 transitions. Word has length 67 [2025-03-16 19:25:54,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:54,951 INFO L471 AbstractCegarLoop]: Abstraction has 9961 states and 13751 transitions. [2025-03-16 19:25:54,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:54,951 INFO L276 IsEmpty]: Start isEmpty. Operand 9961 states and 13751 transitions. [2025-03-16 19:25:54,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2025-03-16 19:25:54,956 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:54,956 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:54,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-16 19:25:54,956 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:54,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:54,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1090890322, now seen corresponding path program 1 times [2025-03-16 19:25:54,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:54,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194361993] [2025-03-16 19:25:54,957 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:54,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:54,974 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-03-16 19:25:54,983 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-03-16 19:25:54,984 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:54,984 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:55,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:55,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:55,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194361993] [2025-03-16 19:25:55,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194361993] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:55,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:55,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:25:55,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855052912] [2025-03-16 19:25:55,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:55,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-16 19:25:55,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:55,084 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-16 19:25:55,084 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:25:55,084 INFO L87 Difference]: Start difference. First operand 9961 states and 13751 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:55,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:55,488 INFO L93 Difference]: Finished difference Result 21273 states and 29549 transitions. [2025-03-16 19:25:55,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-16 19:25:55,488 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2025-03-16 19:25:55,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:55,510 INFO L225 Difference]: With dead ends: 21273 [2025-03-16 19:25:55,510 INFO L226 Difference]: Without dead ends: 16531 [2025-03-16 19:25:55,519 INFO L434 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 [2025-03-16 19:25:55,520 INFO L435 NwaCegarLoop]: 437 mSDtfsCounter, 2887 mSDsluCounter, 622 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2887 SdHoareTripleChecker+Valid, 1059 SdHoareTripleChecker+Invalid, 686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:55,520 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2887 Valid, 1059 Invalid, 686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-16 19:25:55,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16531 states. [2025-03-16 19:25:55,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16531 to 9996. [2025-03-16 19:25:55,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9996 states, 9989 states have (on average 1.3811192311542697) internal successors, (13796), 9995 states have internal predecessors, (13796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:55,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9996 states to 9996 states and 13796 transitions. [2025-03-16 19:25:55,697 INFO L78 Accepts]: Start accepts. Automaton has 9996 states and 13796 transitions. Word has length 67 [2025-03-16 19:25:55,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:55,697 INFO L471 AbstractCegarLoop]: Abstraction has 9996 states and 13796 transitions. [2025-03-16 19:25:55,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:55,697 INFO L276 IsEmpty]: Start isEmpty. Operand 9996 states and 13796 transitions. [2025-03-16 19:25:55,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2025-03-16 19:25:55,703 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:55,703 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:55,703 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-16 19:25:55,705 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:55,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:55,706 INFO L85 PathProgramCache]: Analyzing trace with hash 55944915, now seen corresponding path program 1 times [2025-03-16 19:25:55,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:55,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876065675] [2025-03-16 19:25:55,706 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:55,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:55,726 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-03-16 19:25:55,739 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-03-16 19:25:55,739 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:55,739 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:55,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:55,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:55,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876065675] [2025-03-16 19:25:55,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876065675] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:55,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:55,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:25:55,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197895294] [2025-03-16 19:25:55,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:55,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-16 19:25:55,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:55,865 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-16 19:25:55,865 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:25:55,865 INFO L87 Difference]: Start difference. First operand 9996 states and 13796 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:56,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:56,420 INFO L93 Difference]: Finished difference Result 23605 states and 32902 transitions. [2025-03-16 19:25:56,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-16 19:25:56,421 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2025-03-16 19:25:56,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:56,444 INFO L225 Difference]: With dead ends: 23605 [2025-03-16 19:25:56,444 INFO L226 Difference]: Without dead ends: 19329 [2025-03-16 19:25:56,453 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:25:56,454 INFO L435 NwaCegarLoop]: 405 mSDtfsCounter, 3058 mSDsluCounter, 679 mSDsCounter, 0 mSdLazyCounter, 753 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3058 SdHoareTripleChecker+Valid, 1084 SdHoareTripleChecker+Invalid, 854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:56,454 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3058 Valid, 1084 Invalid, 854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 753 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-16 19:25:56,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19329 states. [2025-03-16 19:25:56,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19329 to 10067. [2025-03-16 19:25:56,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10067 states, 10060 states have (on average 1.3812127236580516) internal successors, (13895), 10066 states have internal predecessors, (13895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:56,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10067 states to 10067 states and 13895 transitions. [2025-03-16 19:25:56,666 INFO L78 Accepts]: Start accepts. Automaton has 10067 states and 13895 transitions. Word has length 67 [2025-03-16 19:25:56,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:56,666 INFO L471 AbstractCegarLoop]: Abstraction has 10067 states and 13895 transitions. [2025-03-16 19:25:56,666 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:56,667 INFO L276 IsEmpty]: Start isEmpty. Operand 10067 states and 13895 transitions. [2025-03-16 19:25:56,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2025-03-16 19:25:56,674 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:56,674 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:56,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-16 19:25:56,674 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:56,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:56,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1673417274, now seen corresponding path program 1 times [2025-03-16 19:25:56,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:56,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137343320] [2025-03-16 19:25:56,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:56,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:56,698 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-03-16 19:25:56,750 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-03-16 19:25:56,750 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:56,750 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:56,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:56,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:56,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137343320] [2025-03-16 19:25:56,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137343320] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:56,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:56,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:25:56,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431027076] [2025-03-16 19:25:56,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:56,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-16 19:25:56,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:56,987 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-16 19:25:56,987 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:25:56,988 INFO L87 Difference]: Start difference. First operand 10067 states and 13895 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:57,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:57,534 INFO L93 Difference]: Finished difference Result 21512 states and 30144 transitions. [2025-03-16 19:25:57,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-03-16 19:25:57,534 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2025-03-16 19:25:57,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:57,548 INFO L225 Difference]: With dead ends: 21512 [2025-03-16 19:25:57,548 INFO L226 Difference]: Without dead ends: 14379 [2025-03-16 19:25:57,555 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:25:57,556 INFO L435 NwaCegarLoop]: 423 mSDtfsCounter, 1343 mSDsluCounter, 1036 mSDsCounter, 0 mSdLazyCounter, 999 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1343 SdHoareTripleChecker+Valid, 1459 SdHoareTripleChecker+Invalid, 1012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 999 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:57,556 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1343 Valid, 1459 Invalid, 1012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 999 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:25:57,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14379 states. [2025-03-16 19:25:57,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14379 to 9761. [2025-03-16 19:25:57,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9761 states, 9754 states have (on average 1.380151732622514) internal successors, (13462), 9760 states have internal predecessors, (13462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:57,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9761 states to 9761 states and 13462 transitions. [2025-03-16 19:25:57,658 INFO L78 Accepts]: Start accepts. Automaton has 9761 states and 13462 transitions. Word has length 68 [2025-03-16 19:25:57,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:57,658 INFO L471 AbstractCegarLoop]: Abstraction has 9761 states and 13462 transitions. [2025-03-16 19:25:57,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 9761 states and 13462 transitions. [2025-03-16 19:25:57,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2025-03-16 19:25:57,663 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:57,663 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:57,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-03-16 19:25:57,663 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:57,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:57,664 INFO L85 PathProgramCache]: Analyzing trace with hash -2067157785, now seen corresponding path program 1 times [2025-03-16 19:25:57,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:57,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942362024] [2025-03-16 19:25:57,664 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:57,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:57,682 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-03-16 19:25:57,694 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-03-16 19:25:57,694 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:57,694 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:57,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:57,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:57,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942362024] [2025-03-16 19:25:57,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942362024] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:57,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:57,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-16 19:25:57,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517523799] [2025-03-16 19:25:57,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:57,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-16 19:25:57,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:57,876 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-16 19:25:57,876 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2025-03-16 19:25:57,876 INFO L87 Difference]: Start difference. First operand 9761 states and 13462 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:58,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:58,542 INFO L93 Difference]: Finished difference Result 21263 states and 29749 transitions. [2025-03-16 19:25:58,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-16 19:25:58,542 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2025-03-16 19:25:58,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:58,557 INFO L225 Difference]: With dead ends: 21263 [2025-03-16 19:25:58,557 INFO L226 Difference]: Without dead ends: 14839 [2025-03-16 19:25:58,566 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2025-03-16 19:25:58,566 INFO L435 NwaCegarLoop]: 451 mSDtfsCounter, 2589 mSDsluCounter, 1377 mSDsCounter, 0 mSdLazyCounter, 1230 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2589 SdHoareTripleChecker+Valid, 1828 SdHoareTripleChecker+Invalid, 1251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 1230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:58,566 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2589 Valid, 1828 Invalid, 1251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 1230 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:25:58,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14839 states. [2025-03-16 19:25:58,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14839 to 9749. [2025-03-16 19:25:58,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9749 states, 9742 states have (on average 1.3794908642989119) internal successors, (13439), 9748 states have internal predecessors, (13439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:58,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9749 states to 9749 states and 13439 transitions. [2025-03-16 19:25:58,715 INFO L78 Accepts]: Start accepts. Automaton has 9749 states and 13439 transitions. Word has length 68 [2025-03-16 19:25:58,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:58,716 INFO L471 AbstractCegarLoop]: Abstraction has 9749 states and 13439 transitions. [2025-03-16 19:25:58,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:58,716 INFO L276 IsEmpty]: Start isEmpty. Operand 9749 states and 13439 transitions. [2025-03-16 19:25:58,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2025-03-16 19:25:58,720 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:58,720 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:58,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2025-03-16 19:25:58,721 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:58,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:58,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1631144528, now seen corresponding path program 1 times [2025-03-16 19:25:58,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:58,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589064894] [2025-03-16 19:25:58,722 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:58,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:58,739 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-03-16 19:25:58,751 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-03-16 19:25:58,751 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:58,751 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:58,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:58,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:58,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589064894] [2025-03-16 19:25:58,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589064894] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:58,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:58,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-16 19:25:58,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458799703] [2025-03-16 19:25:58,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:58,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-16 19:25:58,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:58,917 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-16 19:25:58,917 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2025-03-16 19:25:58,917 INFO L87 Difference]: Start difference. First operand 9749 states and 13439 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:59,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:25:59,524 INFO L93 Difference]: Finished difference Result 21416 states and 29974 transitions. [2025-03-16 19:25:59,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-16 19:25:59,525 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2025-03-16 19:25:59,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:25:59,539 INFO L225 Difference]: With dead ends: 21416 [2025-03-16 19:25:59,539 INFO L226 Difference]: Without dead ends: 14965 [2025-03-16 19:25:59,547 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2025-03-16 19:25:59,547 INFO L435 NwaCegarLoop]: 441 mSDtfsCounter, 2650 mSDsluCounter, 1335 mSDsCounter, 0 mSdLazyCounter, 1120 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2650 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 1120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:25:59,549 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2650 Valid, 1776 Invalid, 1147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 1120 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:25:59,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14965 states. [2025-03-16 19:25:59,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14965 to 9725. [2025-03-16 19:25:59,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9725 states, 9718 states have (on average 1.3788845441448858) internal successors, (13400), 9724 states have internal predecessors, (13400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:59,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9725 states to 9725 states and 13400 transitions. [2025-03-16 19:25:59,658 INFO L78 Accepts]: Start accepts. Automaton has 9725 states and 13400 transitions. Word has length 68 [2025-03-16 19:25:59,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:25:59,659 INFO L471 AbstractCegarLoop]: Abstraction has 9725 states and 13400 transitions. [2025-03-16 19:25:59,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:25:59,659 INFO L276 IsEmpty]: Start isEmpty. Operand 9725 states and 13400 transitions. [2025-03-16 19:25:59,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2025-03-16 19:25:59,662 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:25:59,663 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:25:59,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-03-16 19:25:59,663 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:25:59,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:25:59,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1194329158, now seen corresponding path program 1 times [2025-03-16 19:25:59,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:25:59,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088698115] [2025-03-16 19:25:59,663 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:25:59,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:25:59,679 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-03-16 19:25:59,694 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-03-16 19:25:59,695 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:25:59,695 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:25:59,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:25:59,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:25:59,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088698115] [2025-03-16 19:25:59,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088698115] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:25:59,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:25:59,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-16 19:25:59,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428095365] [2025-03-16 19:25:59,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:25:59,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-16 19:25:59,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:25:59,901 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-16 19:25:59,901 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2025-03-16 19:25:59,901 INFO L87 Difference]: Start difference. First operand 9725 states and 13400 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:00,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:00,491 INFO L93 Difference]: Finished difference Result 20009 states and 27962 transitions. [2025-03-16 19:26:00,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-16 19:26:00,492 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2025-03-16 19:26:00,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:00,502 INFO L225 Difference]: With dead ends: 20009 [2025-03-16 19:26:00,502 INFO L226 Difference]: Without dead ends: 13334 [2025-03-16 19:26:00,508 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2025-03-16 19:26:00,509 INFO L435 NwaCegarLoop]: 447 mSDtfsCounter, 2510 mSDsluCounter, 1356 mSDsCounter, 0 mSdLazyCounter, 1078 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2510 SdHoareTripleChecker+Valid, 1803 SdHoareTripleChecker+Invalid, 1103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 1078 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:00,509 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2510 Valid, 1803 Invalid, 1103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 1078 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-16 19:26:00,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13334 states. [2025-03-16 19:26:00,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13334 to 9590. [2025-03-16 19:26:00,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9590 states, 9583 states have (on average 1.378587081289784) internal successors, (13211), 9589 states have internal predecessors, (13211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9590 states to 9590 states and 13211 transitions. [2025-03-16 19:26:00,604 INFO L78 Accepts]: Start accepts. Automaton has 9590 states and 13211 transitions. Word has length 68 [2025-03-16 19:26:00,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:00,604 INFO L471 AbstractCegarLoop]: Abstraction has 9590 states and 13211 transitions. [2025-03-16 19:26:00,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:00,604 INFO L276 IsEmpty]: Start isEmpty. Operand 9590 states and 13211 transitions. [2025-03-16 19:26:00,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-03-16 19:26:00,608 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:00,609 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:00,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-03-16 19:26:00,609 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:00,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:00,609 INFO L85 PathProgramCache]: Analyzing trace with hash 51846271, now seen corresponding path program 1 times [2025-03-16 19:26:00,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:00,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842240942] [2025-03-16 19:26:00,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:00,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:00,625 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-16 19:26:00,649 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-16 19:26:00,650 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:00,650 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:01,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:01,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:01,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842240942] [2025-03-16 19:26:01,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842240942] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:01,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:01,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-16 19:26:01,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339768618] [2025-03-16 19:26:01,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:01,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-16 19:26:01,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:01,145 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-16 19:26:01,145 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:26:01,145 INFO L87 Difference]: Start difference. First operand 9590 states and 13211 transitions. Second operand has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:01,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:01,884 INFO L93 Difference]: Finished difference Result 22969 states and 32254 transitions. [2025-03-16 19:26:01,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-16 19:26:01,885 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2025-03-16 19:26:01,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:01,899 INFO L225 Difference]: With dead ends: 22969 [2025-03-16 19:26:01,899 INFO L226 Difference]: Without dead ends: 16548 [2025-03-16 19:26:01,907 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2025-03-16 19:26:01,908 INFO L435 NwaCegarLoop]: 623 mSDtfsCounter, 3974 mSDsluCounter, 2176 mSDsCounter, 0 mSdLazyCounter, 732 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3974 SdHoareTripleChecker+Valid, 2799 SdHoareTripleChecker+Invalid, 758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:01,908 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3974 Valid, 2799 Invalid, 758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 732 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-16 19:26:01,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16548 states. [2025-03-16 19:26:02,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16548 to 9570. [2025-03-16 19:26:02,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9570 states, 9564 states have (on average 1.37745713090757) internal successors, (13174), 9569 states have internal predecessors, (13174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:02,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9570 states to 9570 states and 13174 transitions. [2025-03-16 19:26:02,042 INFO L78 Accepts]: Start accepts. Automaton has 9570 states and 13174 transitions. Word has length 69 [2025-03-16 19:26:02,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:02,043 INFO L471 AbstractCegarLoop]: Abstraction has 9570 states and 13174 transitions. [2025-03-16 19:26:02,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:02,043 INFO L276 IsEmpty]: Start isEmpty. Operand 9570 states and 13174 transitions. [2025-03-16 19:26:02,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-03-16 19:26:02,047 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:02,047 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:02,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-03-16 19:26:02,048 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:02,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:02,048 INFO L85 PathProgramCache]: Analyzing trace with hash 389778704, now seen corresponding path program 1 times [2025-03-16 19:26:02,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:02,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020720592] [2025-03-16 19:26:02,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:02,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:02,067 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-16 19:26:02,090 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-16 19:26:02,090 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:02,090 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:02,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:02,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:02,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020720592] [2025-03-16 19:26:02,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020720592] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:02,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:02,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-16 19:26:02,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903195046] [2025-03-16 19:26:02,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:02,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-16 19:26:02,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:02,454 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-16 19:26:02,454 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:26:02,454 INFO L87 Difference]: Start difference. First operand 9570 states and 13174 transitions. Second operand has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:02,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:02,997 INFO L93 Difference]: Finished difference Result 21059 states and 29547 transitions. [2025-03-16 19:26:02,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-16 19:26:02,998 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2025-03-16 19:26:02,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:03,011 INFO L225 Difference]: With dead ends: 21059 [2025-03-16 19:26:03,011 INFO L226 Difference]: Without dead ends: 14267 [2025-03-16 19:26:03,018 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=131, Invalid=375, Unknown=0, NotChecked=0, Total=506 [2025-03-16 19:26:03,018 INFO L435 NwaCegarLoop]: 598 mSDtfsCounter, 3557 mSDsluCounter, 2892 mSDsCounter, 0 mSdLazyCounter, 532 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3557 SdHoareTripleChecker+Valid, 3490 SdHoareTripleChecker+Invalid, 551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:03,019 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3557 Valid, 3490 Invalid, 551 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 532 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-16 19:26:03,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14267 states. [2025-03-16 19:26:03,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14267 to 9173. [2025-03-16 19:26:03,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9173 states, 9169 states have (on average 1.379430690369724) internal successors, (12648), 9172 states have internal predecessors, (12648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:03,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9173 states to 9173 states and 12648 transitions. [2025-03-16 19:26:03,138 INFO L78 Accepts]: Start accepts. Automaton has 9173 states and 12648 transitions. Word has length 69 [2025-03-16 19:26:03,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:03,138 INFO L471 AbstractCegarLoop]: Abstraction has 9173 states and 12648 transitions. [2025-03-16 19:26:03,138 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:03,138 INFO L276 IsEmpty]: Start isEmpty. Operand 9173 states and 12648 transitions. [2025-03-16 19:26:03,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-03-16 19:26:03,142 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:03,142 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:03,142 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-03-16 19:26:03,142 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:03,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:03,144 INFO L85 PathProgramCache]: Analyzing trace with hash -790383785, now seen corresponding path program 1 times [2025-03-16 19:26:03,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:03,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349745938] [2025-03-16 19:26:03,144 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:03,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:03,159 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-16 19:26:03,177 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-16 19:26:03,177 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:03,177 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:03,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:03,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:03,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349745938] [2025-03-16 19:26:03,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349745938] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:03,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:03,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-16 19:26:03,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039221464] [2025-03-16 19:26:03,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:03,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-16 19:26:03,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:03,511 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-16 19:26:03,511 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:26:03,511 INFO L87 Difference]: Start difference. First operand 9173 states and 12648 transitions. Second operand has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:04,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:04,064 INFO L93 Difference]: Finished difference Result 20644 states and 28992 transitions. [2025-03-16 19:26:04,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-16 19:26:04,064 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2025-03-16 19:26:04,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:04,077 INFO L225 Difference]: With dead ends: 20644 [2025-03-16 19:26:04,077 INFO L226 Difference]: Without dead ends: 14156 [2025-03-16 19:26:04,085 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2025-03-16 19:26:04,086 INFO L435 NwaCegarLoop]: 545 mSDtfsCounter, 3293 mSDsluCounter, 2331 mSDsCounter, 0 mSdLazyCounter, 453 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3293 SdHoareTripleChecker+Valid, 2876 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:04,086 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3293 Valid, 2876 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 453 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-16 19:26:04,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14156 states. [2025-03-16 19:26:04,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14156 to 9086. [2025-03-16 19:26:04,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9086 states, 9083 states have (on average 1.378179015743697) internal successors, (12518), 9085 states have internal predecessors, (12518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:04,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9086 states to 9086 states and 12518 transitions. [2025-03-16 19:26:04,178 INFO L78 Accepts]: Start accepts. Automaton has 9086 states and 12518 transitions. Word has length 69 [2025-03-16 19:26:04,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:04,179 INFO L471 AbstractCegarLoop]: Abstraction has 9086 states and 12518 transitions. [2025-03-16 19:26:04,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 11 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:04,179 INFO L276 IsEmpty]: Start isEmpty. Operand 9086 states and 12518 transitions. [2025-03-16 19:26:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-03-16 19:26:04,182 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:04,183 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:04,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-03-16 19:26:04,183 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:04,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:04,183 INFO L85 PathProgramCache]: Analyzing trace with hash -2000158808, now seen corresponding path program 1 times [2025-03-16 19:26:04,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:04,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193286232] [2025-03-16 19:26:04,183 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:04,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:04,202 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-16 19:26:04,220 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-16 19:26:04,221 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:04,221 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:04,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:04,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:04,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193286232] [2025-03-16 19:26:04,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193286232] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:04,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:04,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2025-03-16 19:26:04,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654079366] [2025-03-16 19:26:04,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:04,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-03-16 19:26:04,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:04,595 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-03-16 19:26:04,595 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2025-03-16 19:26:04,596 INFO L87 Difference]: Start difference. First operand 9086 states and 12518 transitions. Second operand has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:05,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:05,173 INFO L93 Difference]: Finished difference Result 22337 states and 31414 transitions. [2025-03-16 19:26:05,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-16 19:26:05,173 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2025-03-16 19:26:05,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:05,186 INFO L225 Difference]: With dead ends: 22337 [2025-03-16 19:26:05,186 INFO L226 Difference]: Without dead ends: 15926 [2025-03-16 19:26:05,192 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=122, Invalid=340, Unknown=0, NotChecked=0, Total=462 [2025-03-16 19:26:05,193 INFO L435 NwaCegarLoop]: 520 mSDtfsCounter, 3335 mSDsluCounter, 2081 mSDsCounter, 0 mSdLazyCounter, 638 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3335 SdHoareTripleChecker+Valid, 2601 SdHoareTripleChecker+Invalid, 653 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:05,193 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3335 Valid, 2601 Invalid, 653 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 638 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-16 19:26:05,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15926 states. [2025-03-16 19:26:05,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15926 to 9092. [2025-03-16 19:26:05,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9092 states, 9089 states have (on average 1.378149411376389) internal successors, (12526), 9091 states have internal predecessors, (12526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:05,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9092 states to 9092 states and 12526 transitions. [2025-03-16 19:26:05,280 INFO L78 Accepts]: Start accepts. Automaton has 9092 states and 12526 transitions. Word has length 69 [2025-03-16 19:26:05,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:05,280 INFO L471 AbstractCegarLoop]: Abstraction has 9092 states and 12526 transitions. [2025-03-16 19:26:05,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:05,280 INFO L276 IsEmpty]: Start isEmpty. Operand 9092 states and 12526 transitions. [2025-03-16 19:26:05,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-03-16 19:26:05,284 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:05,284 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:05,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2025-03-16 19:26:05,284 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:05,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:05,285 INFO L85 PathProgramCache]: Analyzing trace with hash -63063176, now seen corresponding path program 1 times [2025-03-16 19:26:05,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:05,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287954400] [2025-03-16 19:26:05,285 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:05,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:05,299 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-16 19:26:05,306 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-16 19:26:05,306 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:05,306 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:05,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:05,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:05,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287954400] [2025-03-16 19:26:05,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287954400] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:05,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:05,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:26:05,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650874218] [2025-03-16 19:26:05,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:05,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-16 19:26:05,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:05,385 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-16 19:26:05,385 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2025-03-16 19:26:05,385 INFO L87 Difference]: Start difference. First operand 9092 states and 12526 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:05,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:05,857 INFO L93 Difference]: Finished difference Result 24879 states and 34848 transitions. [2025-03-16 19:26:05,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-16 19:26:05,857 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2025-03-16 19:26:05,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:05,878 INFO L225 Difference]: With dead ends: 24879 [2025-03-16 19:26:05,878 INFO L226 Difference]: Without dead ends: 20598 [2025-03-16 19:26:05,887 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2025-03-16 19:26:05,888 INFO L435 NwaCegarLoop]: 354 mSDtfsCounter, 2708 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 615 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2708 SdHoareTripleChecker+Valid, 959 SdHoareTripleChecker+Invalid, 698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:05,888 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2708 Valid, 959 Invalid, 698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 615 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-16 19:26:05,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20598 states. [2025-03-16 19:26:06,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20598 to 9110. [2025-03-16 19:26:06,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9110 states, 9107 states have (on average 1.3778412210387614) internal successors, (12548), 9109 states have internal predecessors, (12548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:06,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9110 states to 9110 states and 12548 transitions. [2025-03-16 19:26:06,027 INFO L78 Accepts]: Start accepts. Automaton has 9110 states and 12548 transitions. Word has length 69 [2025-03-16 19:26:06,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:06,027 INFO L471 AbstractCegarLoop]: Abstraction has 9110 states and 12548 transitions. [2025-03-16 19:26:06,027 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:06,027 INFO L276 IsEmpty]: Start isEmpty. Operand 9110 states and 12548 transitions. [2025-03-16 19:26:06,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2025-03-16 19:26:06,033 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:06,033 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:06,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2025-03-16 19:26:06,033 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:06,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:06,034 INFO L85 PathProgramCache]: Analyzing trace with hash -656812199, now seen corresponding path program 1 times [2025-03-16 19:26:06,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:06,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758417798] [2025-03-16 19:26:06,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:06,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:06,049 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 70 statements into 1 equivalence classes. [2025-03-16 19:26:06,054 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 70 of 70 statements. [2025-03-16 19:26:06,054 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:06,054 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:06,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:06,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:06,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758417798] [2025-03-16 19:26:06,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758417798] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:06,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:06,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:26:06,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465292453] [2025-03-16 19:26:06,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:06,078 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:26:06,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:06,078 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:26:06,079 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:06,079 INFO L87 Difference]: Start difference. First operand 9110 states and 12548 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) [2025-03-16 19:26:06,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:06,116 INFO L93 Difference]: Finished difference Result 13911 states and 19296 transitions. [2025-03-16 19:26:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:26:06,116 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 [2025-03-16 19:26:06,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:06,123 INFO L225 Difference]: With dead ends: 13911 [2025-03-16 19:26:06,124 INFO L226 Difference]: Without dead ends: 9116 [2025-03-16 19:26:06,127 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:06,128 INFO L435 NwaCegarLoop]: 780 mSDtfsCounter, 358 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 358 SdHoareTripleChecker+Valid, 1326 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:06,128 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [358 Valid, 1326 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:26:06,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9116 states. [2025-03-16 19:26:06,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9116 to 9110. [2025-03-16 19:26:06,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9110 states, 9107 states have (on average 1.3671900735697815) internal successors, (12451), 9109 states have internal predecessors, (12451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:06,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9110 states to 9110 states and 12451 transitions. [2025-03-16 19:26:06,222 INFO L78 Accepts]: Start accepts. Automaton has 9110 states and 12451 transitions. Word has length 70 [2025-03-16 19:26:06,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:06,222 INFO L471 AbstractCegarLoop]: Abstraction has 9110 states and 12451 transitions. [2025-03-16 19:26:06,222 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) [2025-03-16 19:26:06,222 INFO L276 IsEmpty]: Start isEmpty. Operand 9110 states and 12451 transitions. [2025-03-16 19:26:06,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2025-03-16 19:26:06,225 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:06,225 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:06,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2025-03-16 19:26:06,225 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:06,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:06,226 INFO L85 PathProgramCache]: Analyzing trace with hash -2140795378, now seen corresponding path program 1 times [2025-03-16 19:26:06,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:06,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689065988] [2025-03-16 19:26:06,226 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:06,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:06,242 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 71 statements into 1 equivalence classes. [2025-03-16 19:26:06,246 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 71 of 71 statements. [2025-03-16 19:26:06,246 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:06,246 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:06,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:06,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689065988] [2025-03-16 19:26:06,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689065988] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:06,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:06,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:26:06,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957357050] [2025-03-16 19:26:06,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:06,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:26:06,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:06,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:26:06,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:06,265 INFO L87 Difference]: Start difference. First operand 9110 states and 12451 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:06,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:06,330 INFO L93 Difference]: Finished difference Result 16784 states and 23116 transitions. [2025-03-16 19:26:06,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:26:06,331 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2025-03-16 19:26:06,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:06,342 INFO L225 Difference]: With dead ends: 16784 [2025-03-16 19:26:06,342 INFO L226 Difference]: Without dead ends: 11234 [2025-03-16 19:26:06,349 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:06,350 INFO L435 NwaCegarLoop]: 611 mSDtfsCounter, 528 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 528 SdHoareTripleChecker+Valid, 831 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:06,350 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [528 Valid, 831 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:26:06,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11234 states. [2025-03-16 19:26:06,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11234 to 8445. [2025-03-16 19:26:06,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8445 states, 8442 states have (on average 1.3704098554844824) internal successors, (11569), 8444 states have internal predecessors, (11569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:06,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8445 states to 8445 states and 11569 transitions. [2025-03-16 19:26:06,459 INFO L78 Accepts]: Start accepts. Automaton has 8445 states and 11569 transitions. Word has length 71 [2025-03-16 19:26:06,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:06,459 INFO L471 AbstractCegarLoop]: Abstraction has 8445 states and 11569 transitions. [2025-03-16 19:26:06,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:06,460 INFO L276 IsEmpty]: Start isEmpty. Operand 8445 states and 11569 transitions. [2025-03-16 19:26:06,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2025-03-16 19:26:06,464 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:06,464 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:06,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2025-03-16 19:26:06,464 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:06,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:06,464 INFO L85 PathProgramCache]: Analyzing trace with hash -102918545, now seen corresponding path program 1 times [2025-03-16 19:26:06,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:06,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576395108] [2025-03-16 19:26:06,465 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:06,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:06,483 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 71 statements into 1 equivalence classes. [2025-03-16 19:26:06,489 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 71 of 71 statements. [2025-03-16 19:26:06,489 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:06,489 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:06,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:06,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:06,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576395108] [2025-03-16 19:26:06,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576395108] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:06,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:06,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:26:06,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236288727] [2025-03-16 19:26:06,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:06,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:26:06,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:06,510 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:26:06,510 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:06,510 INFO L87 Difference]: Start difference. First operand 8445 states and 11569 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:06,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:06,575 INFO L93 Difference]: Finished difference Result 17634 states and 24407 transitions. [2025-03-16 19:26:06,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:26:06,576 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2025-03-16 19:26:06,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:06,588 INFO L225 Difference]: With dead ends: 17634 [2025-03-16 19:26:06,589 INFO L226 Difference]: Without dead ends: 12446 [2025-03-16 19:26:06,595 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:06,595 INFO L435 NwaCegarLoop]: 449 mSDtfsCounter, 427 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:06,595 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [427 Valid, 611 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:26:06,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12446 states. [2025-03-16 19:26:06,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12446 to 12408. [2025-03-16 19:26:06,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12408 states, 12406 states have (on average 1.3881992584233436) internal successors, (17222), 12407 states have internal predecessors, (17222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:06,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12408 states to 12408 states and 17222 transitions. [2025-03-16 19:26:06,704 INFO L78 Accepts]: Start accepts. Automaton has 12408 states and 17222 transitions. Word has length 71 [2025-03-16 19:26:06,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:06,704 INFO L471 AbstractCegarLoop]: Abstraction has 12408 states and 17222 transitions. [2025-03-16 19:26:06,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:06,704 INFO L276 IsEmpty]: Start isEmpty. Operand 12408 states and 17222 transitions. [2025-03-16 19:26:06,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2025-03-16 19:26:06,708 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:06,708 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:06,708 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2025-03-16 19:26:06,708 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:06,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:06,709 INFO L85 PathProgramCache]: Analyzing trace with hash 719483609, now seen corresponding path program 1 times [2025-03-16 19:26:06,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:06,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36115907] [2025-03-16 19:26:06,709 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:06,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:06,724 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-16 19:26:06,762 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-16 19:26:06,762 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:06,762 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:06,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:06,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:06,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36115907] [2025-03-16 19:26:06,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36115907] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:06,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:06,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-16 19:26:06,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128499594] [2025-03-16 19:26:06,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:06,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-16 19:26:06,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:06,899 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-16 19:26:06,899 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2025-03-16 19:26:06,899 INFO L87 Difference]: Start difference. First operand 12408 states and 17222 transitions. Second operand has 8 states, 8 states have (on average 9.0) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:07,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:07,409 INFO L93 Difference]: Finished difference Result 16246 states and 22578 transitions. [2025-03-16 19:26:07,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-16 19:26:07,409 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 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 72 [2025-03-16 19:26:07,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:07,423 INFO L225 Difference]: With dead ends: 16246 [2025-03-16 19:26:07,424 INFO L226 Difference]: Without dead ends: 12669 [2025-03-16 19:26:07,430 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2025-03-16 19:26:07,431 INFO L435 NwaCegarLoop]: 317 mSDtfsCounter, 1815 mSDsluCounter, 947 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1815 SdHoareTripleChecker+Valid, 1264 SdHoareTripleChecker+Invalid, 862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:07,432 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1815 Valid, 1264 Invalid, 862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-16 19:26:07,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12669 states. [2025-03-16 19:26:07,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12669 to 12405. [2025-03-16 19:26:07,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12405 states, 12403 states have (on average 1.388051277916633) internal successors, (17216), 12404 states have internal predecessors, (17216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:07,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12405 states to 12405 states and 17216 transitions. [2025-03-16 19:26:07,553 INFO L78 Accepts]: Start accepts. Automaton has 12405 states and 17216 transitions. Word has length 72 [2025-03-16 19:26:07,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:07,554 INFO L471 AbstractCegarLoop]: Abstraction has 12405 states and 17216 transitions. [2025-03-16 19:26:07,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:07,554 INFO L276 IsEmpty]: Start isEmpty. Operand 12405 states and 17216 transitions. [2025-03-16 19:26:07,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2025-03-16 19:26:07,558 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:07,558 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:07,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2025-03-16 19:26:07,558 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:07,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:07,558 INFO L85 PathProgramCache]: Analyzing trace with hash 876316117, now seen corresponding path program 1 times [2025-03-16 19:26:07,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:07,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675716838] [2025-03-16 19:26:07,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:07,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:07,575 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes. [2025-03-16 19:26:07,580 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-03-16 19:26:07,580 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:07,580 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:07,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:07,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:07,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675716838] [2025-03-16 19:26:07,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675716838] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:07,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:07,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:26:07,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759185923] [2025-03-16 19:26:07,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:07,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:26:07,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:07,608 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:26:07,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:07,608 INFO L87 Difference]: Start difference. First operand 12405 states and 17216 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 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) [2025-03-16 19:26:07,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:07,704 INFO L93 Difference]: Finished difference Result 19370 states and 26998 transitions. [2025-03-16 19:26:07,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:26:07,704 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 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 [2025-03-16 19:26:07,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:07,716 INFO L225 Difference]: With dead ends: 19370 [2025-03-16 19:26:07,716 INFO L226 Difference]: Without dead ends: 12409 [2025-03-16 19:26:07,721 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:07,721 INFO L435 NwaCegarLoop]: 624 mSDtfsCounter, 247 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:07,722 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 994 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 19:26:07,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12409 states. [2025-03-16 19:26:07,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12409 to 12405. [2025-03-16 19:26:07,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12405 states, 12403 states have (on average 1.3749092961380311) internal successors, (17053), 12404 states have internal predecessors, (17053), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:07,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12405 states to 12405 states and 17053 transitions. [2025-03-16 19:26:07,837 INFO L78 Accepts]: Start accepts. Automaton has 12405 states and 17053 transitions. Word has length 73 [2025-03-16 19:26:07,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:07,837 INFO L471 AbstractCegarLoop]: Abstraction has 12405 states and 17053 transitions. [2025-03-16 19:26:07,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 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) [2025-03-16 19:26:07,838 INFO L276 IsEmpty]: Start isEmpty. Operand 12405 states and 17053 transitions. [2025-03-16 19:26:07,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2025-03-16 19:26:07,843 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:07,844 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:07,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2025-03-16 19:26:07,844 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:07,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:07,845 INFO L85 PathProgramCache]: Analyzing trace with hash 204787370, now seen corresponding path program 1 times [2025-03-16 19:26:07,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:07,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081911586] [2025-03-16 19:26:07,845 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:07,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:07,862 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 75 statements into 1 equivalence classes. [2025-03-16 19:26:07,866 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 75 of 75 statements. [2025-03-16 19:26:07,867 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:07,867 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:07,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:07,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:07,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081911586] [2025-03-16 19:26:07,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081911586] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:07,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:07,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:26:07,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072377338] [2025-03-16 19:26:07,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:07,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:26:07,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:07,887 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:26:07,887 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:07,888 INFO L87 Difference]: Start difference. First operand 12405 states and 17053 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) [2025-03-16 19:26:07,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:07,979 INFO L93 Difference]: Finished difference Result 23510 states and 32477 transitions. [2025-03-16 19:26:07,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:26:07,979 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 [2025-03-16 19:26:07,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:07,994 INFO L225 Difference]: With dead ends: 23510 [2025-03-16 19:26:07,994 INFO L226 Difference]: Without dead ends: 15675 [2025-03-16 19:26:08,002 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:08,002 INFO L435 NwaCegarLoop]: 381 mSDtfsCounter, 361 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:08,002 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [361 Valid, 534 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 19:26:08,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15675 states. [2025-03-16 19:26:08,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15675 to 11930. [2025-03-16 19:26:08,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11930 states, 11928 states have (on average 1.3759221998658617) internal successors, (16412), 11929 states have internal predecessors, (16412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:08,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11930 states to 11930 states and 16412 transitions. [2025-03-16 19:26:08,094 INFO L78 Accepts]: Start accepts. Automaton has 11930 states and 16412 transitions. Word has length 75 [2025-03-16 19:26:08,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:08,094 INFO L471 AbstractCegarLoop]: Abstraction has 11930 states and 16412 transitions. [2025-03-16 19:26:08,094 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) [2025-03-16 19:26:08,095 INFO L276 IsEmpty]: Start isEmpty. Operand 11930 states and 16412 transitions. [2025-03-16 19:26:08,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2025-03-16 19:26:08,098 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:08,098 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:08,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2025-03-16 19:26:08,099 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:08,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:08,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1273840629, now seen corresponding path program 1 times [2025-03-16 19:26:08,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:08,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945796871] [2025-03-16 19:26:08,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:08,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:08,117 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 75 statements into 1 equivalence classes. [2025-03-16 19:26:08,131 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 75 of 75 statements. [2025-03-16 19:26:08,131 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:08,131 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:08,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:08,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:08,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945796871] [2025-03-16 19:26:08,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945796871] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:08,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:08,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-03-16 19:26:08,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575995407] [2025-03-16 19:26:08,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:08,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-03-16 19:26:08,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:08,465 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-03-16 19:26:08,465 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2025-03-16 19:26:08,465 INFO L87 Difference]: Start difference. First operand 11930 states and 16412 transitions. Second operand has 10 states, 10 states have (on average 7.5) internal successors, (75), 9 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) [2025-03-16 19:26:08,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:08,769 INFO L93 Difference]: Finished difference Result 22322 states and 30941 transitions. [2025-03-16 19:26:08,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-03-16 19:26:08,769 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 9 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 [2025-03-16 19:26:08,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:08,786 INFO L225 Difference]: With dead ends: 22322 [2025-03-16 19:26:08,786 INFO L226 Difference]: Without dead ends: 18690 [2025-03-16 19:26:08,793 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2025-03-16 19:26:08,794 INFO L435 NwaCegarLoop]: 312 mSDtfsCounter, 1868 mSDsluCounter, 838 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1868 SdHoareTripleChecker+Valid, 1150 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:08,794 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1868 Valid, 1150 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 19:26:08,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18690 states. [2025-03-16 19:26:08,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18690 to 11787. [2025-03-16 19:26:08,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11787 states, 11786 states have (on average 1.377566604445953) internal successors, (16236), 11786 states have internal predecessors, (16236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:08,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11787 states to 11787 states and 16236 transitions. [2025-03-16 19:26:08,900 INFO L78 Accepts]: Start accepts. Automaton has 11787 states and 16236 transitions. Word has length 75 [2025-03-16 19:26:08,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:08,900 INFO L471 AbstractCegarLoop]: Abstraction has 11787 states and 16236 transitions. [2025-03-16 19:26:08,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 9 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) [2025-03-16 19:26:08,900 INFO L276 IsEmpty]: Start isEmpty. Operand 11787 states and 16236 transitions. [2025-03-16 19:26:08,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2025-03-16 19:26:08,907 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:08,907 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:08,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2025-03-16 19:26:08,908 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:08,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:08,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1710944322, now seen corresponding path program 1 times [2025-03-16 19:26:08,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:08,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668542196] [2025-03-16 19:26:08,908 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:08,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:08,923 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 85 statements into 1 equivalence classes. [2025-03-16 19:26:08,928 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 85 of 85 statements. [2025-03-16 19:26:08,928 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:08,928 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:08,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:08,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:08,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668542196] [2025-03-16 19:26:08,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668542196] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:08,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:08,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:26:08,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741262340] [2025-03-16 19:26:08,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:08,982 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-16 19:26:08,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:08,983 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-16 19:26:08,983 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:26:08,983 INFO L87 Difference]: Start difference. First operand 11787 states and 16236 transitions. Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:09,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:09,139 INFO L93 Difference]: Finished difference Result 48894 states and 68638 transitions. [2025-03-16 19:26:09,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-16 19:26:09,140 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2025-03-16 19:26:09,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:09,175 INFO L225 Difference]: With dead ends: 48894 [2025-03-16 19:26:09,175 INFO L226 Difference]: Without dead ends: 38851 [2025-03-16 19:26:09,190 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2025-03-16 19:26:09,190 INFO L435 NwaCegarLoop]: 345 mSDtfsCounter, 1770 mSDsluCounter, 808 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1770 SdHoareTripleChecker+Valid, 1153 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:09,191 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1770 Valid, 1153 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:26:09,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38851 states. [2025-03-16 19:26:09,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38851 to 21828. [2025-03-16 19:26:09,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21828 states, 21827 states have (on average 1.3770559398909608) internal successors, (30057), 21827 states have internal predecessors, (30057), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:09,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21828 states to 21828 states and 30057 transitions. [2025-03-16 19:26:09,514 INFO L78 Accepts]: Start accepts. Automaton has 21828 states and 30057 transitions. Word has length 85 [2025-03-16 19:26:09,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:09,514 INFO L471 AbstractCegarLoop]: Abstraction has 21828 states and 30057 transitions. [2025-03-16 19:26:09,514 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:09,514 INFO L276 IsEmpty]: Start isEmpty. Operand 21828 states and 30057 transitions. [2025-03-16 19:26:09,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2025-03-16 19:26:09,527 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:09,527 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:09,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2025-03-16 19:26:09,527 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:09,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:09,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1529251041, now seen corresponding path program 1 times [2025-03-16 19:26:09,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:09,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436459712] [2025-03-16 19:26:09,528 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:09,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:09,547 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 86 statements into 1 equivalence classes. [2025-03-16 19:26:09,561 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 86 of 86 statements. [2025-03-16 19:26:09,561 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:09,561 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:09,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:09,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:09,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436459712] [2025-03-16 19:26:09,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436459712] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:09,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:09,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:26:09,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817426604] [2025-03-16 19:26:09,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:09,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-16 19:26:09,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:09,663 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-16 19:26:09,663 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:26:09,663 INFO L87 Difference]: Start difference. First operand 21828 states and 30057 transitions. Second operand has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:09,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:09,853 INFO L93 Difference]: Finished difference Result 35584 states and 48915 transitions. [2025-03-16 19:26:09,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-16 19:26:09,853 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2025-03-16 19:26:09,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:09,883 INFO L225 Difference]: With dead ends: 35584 [2025-03-16 19:26:09,883 INFO L226 Difference]: Without dead ends: 27497 [2025-03-16 19:26:09,896 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:26:09,897 INFO L435 NwaCegarLoop]: 598 mSDtfsCounter, 858 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 858 SdHoareTripleChecker+Valid, 1218 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:09,897 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [858 Valid, 1218 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 19:26:09,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27497 states. [2025-03-16 19:26:10,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27497 to 23945. [2025-03-16 19:26:10,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23945 states, 23944 states have (on average 1.3723270965586367) internal successors, (32859), 23944 states have internal predecessors, (32859), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:10,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23945 states to 23945 states and 32859 transitions. [2025-03-16 19:26:10,237 INFO L78 Accepts]: Start accepts. Automaton has 23945 states and 32859 transitions. Word has length 86 [2025-03-16 19:26:10,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:10,237 INFO L471 AbstractCegarLoop]: Abstraction has 23945 states and 32859 transitions. [2025-03-16 19:26:10,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:10,237 INFO L276 IsEmpty]: Start isEmpty. Operand 23945 states and 32859 transitions. [2025-03-16 19:26:10,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2025-03-16 19:26:10,252 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:10,252 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:10,252 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2025-03-16 19:26:10,252 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:10,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:10,253 INFO L85 PathProgramCache]: Analyzing trace with hash -887772638, now seen corresponding path program 1 times [2025-03-16 19:26:10,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:10,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896897056] [2025-03-16 19:26:10,253 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:10,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:10,272 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 87 statements into 1 equivalence classes. [2025-03-16 19:26:10,280 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 87 of 87 statements. [2025-03-16 19:26:10,280 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:10,280 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:10,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:10,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:10,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896897056] [2025-03-16 19:26:10,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896897056] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:10,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:10,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:26:10,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492675935] [2025-03-16 19:26:10,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:10,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:26:10,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:10,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:26:10,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:10,329 INFO L87 Difference]: Start difference. First operand 23945 states and 32859 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:10,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:10,438 INFO L93 Difference]: Finished difference Result 66829 states and 91981 transitions. [2025-03-16 19:26:10,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:26:10,438 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2025-03-16 19:26:10,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:10,483 INFO L225 Difference]: With dead ends: 66829 [2025-03-16 19:26:10,483 INFO L226 Difference]: Without dead ends: 44627 [2025-03-16 19:26:10,505 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:10,506 INFO L435 NwaCegarLoop]: 458 mSDtfsCounter, 155 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 754 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:10,506 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 754 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:26:10,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44627 states. [2025-03-16 19:26:10,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44627 to 41905. [2025-03-16 19:26:10,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41905 states, 41904 states have (on average 1.3599417716685758) internal successors, (56987), 41904 states have internal predecessors, (56987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:10,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41905 states to 41905 states and 56987 transitions. [2025-03-16 19:26:10,856 INFO L78 Accepts]: Start accepts. Automaton has 41905 states and 56987 transitions. Word has length 87 [2025-03-16 19:26:10,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:10,856 INFO L471 AbstractCegarLoop]: Abstraction has 41905 states and 56987 transitions. [2025-03-16 19:26:10,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:10,856 INFO L276 IsEmpty]: Start isEmpty. Operand 41905 states and 56987 transitions. [2025-03-16 19:26:10,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2025-03-16 19:26:10,961 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:10,961 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:10,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2025-03-16 19:26:10,962 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:10,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:10,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1443417364, now seen corresponding path program 1 times [2025-03-16 19:26:10,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:10,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689213360] [2025-03-16 19:26:10,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:10,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:10,980 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 88 statements into 1 equivalence classes. [2025-03-16 19:26:10,988 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 88 of 88 statements. [2025-03-16 19:26:10,989 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:10,989 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:11,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:11,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:11,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689213360] [2025-03-16 19:26:11,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689213360] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:11,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:11,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:26:11,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238159854] [2025-03-16 19:26:11,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:11,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:26:11,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:11,038 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:26:11,038 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:11,038 INFO L87 Difference]: Start difference. First operand 41905 states and 56987 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:11,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:11,226 INFO L93 Difference]: Finished difference Result 116821 states and 159229 transitions. [2025-03-16 19:26:11,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:26:11,226 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2025-03-16 19:26:11,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:11,310 INFO L225 Difference]: With dead ends: 116821 [2025-03-16 19:26:11,310 INFO L226 Difference]: Without dead ends: 76659 [2025-03-16 19:26:11,349 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:11,349 INFO L435 NwaCegarLoop]: 440 mSDtfsCounter, 143 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 743 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:11,349 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 743 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:26:11,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76659 states. [2025-03-16 19:26:11,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76659 to 71001. [2025-03-16 19:26:11,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71001 states, 71000 states have (on average 1.356549295774648) internal successors, (96315), 71000 states have internal predecessors, (96315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:12,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71001 states to 71001 states and 96315 transitions. [2025-03-16 19:26:12,063 INFO L78 Accepts]: Start accepts. Automaton has 71001 states and 96315 transitions. Word has length 88 [2025-03-16 19:26:12,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:12,063 INFO L471 AbstractCegarLoop]: Abstraction has 71001 states and 96315 transitions. [2025-03-16 19:26:12,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:12,063 INFO L276 IsEmpty]: Start isEmpty. Operand 71001 states and 96315 transitions. [2025-03-16 19:26:12,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2025-03-16 19:26:12,071 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:12,071 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:12,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2025-03-16 19:26:12,071 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:12,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:12,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1728489679, now seen corresponding path program 1 times [2025-03-16 19:26:12,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:12,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074598254] [2025-03-16 19:26:12,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:12,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:12,086 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 89 statements into 1 equivalence classes. [2025-03-16 19:26:12,092 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 89 of 89 statements. [2025-03-16 19:26:12,092 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:12,092 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:12,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:12,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:12,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074598254] [2025-03-16 19:26:12,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074598254] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:12,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:12,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:26:12,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982318067] [2025-03-16 19:26:12,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:12,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:26:12,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:12,134 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:26:12,134 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:12,134 INFO L87 Difference]: Start difference. First operand 71001 states and 96315 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:12,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:12,791 INFO L93 Difference]: Finished difference Result 201485 states and 272541 transitions. [2025-03-16 19:26:12,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:26:12,791 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2025-03-16 19:26:12,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:12,967 INFO L225 Difference]: With dead ends: 201485 [2025-03-16 19:26:12,967 INFO L226 Difference]: Without dead ends: 132227 [2025-03-16 19:26:13,020 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:13,021 INFO L435 NwaCegarLoop]: 422 mSDtfsCounter, 130 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 729 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:13,021 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 729 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:26:13,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132227 states. [2025-03-16 19:26:14,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132227 to 120689. [2025-03-16 19:26:14,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120689 states, 120688 states have (on average 1.339611228953997) internal successors, (161675), 120688 states have internal predecessors, (161675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:14,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120689 states to 120689 states and 161675 transitions. [2025-03-16 19:26:14,466 INFO L78 Accepts]: Start accepts. Automaton has 120689 states and 161675 transitions. Word has length 89 [2025-03-16 19:26:14,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:14,466 INFO L471 AbstractCegarLoop]: Abstraction has 120689 states and 161675 transitions. [2025-03-16 19:26:14,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:14,466 INFO L276 IsEmpty]: Start isEmpty. Operand 120689 states and 161675 transitions. [2025-03-16 19:26:14,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2025-03-16 19:26:14,474 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:14,474 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:14,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2025-03-16 19:26:14,474 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:14,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:14,474 INFO L85 PathProgramCache]: Analyzing trace with hash 2076379313, now seen corresponding path program 1 times [2025-03-16 19:26:14,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:14,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999317516] [2025-03-16 19:26:14,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:14,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:14,494 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 90 statements into 1 equivalence classes. [2025-03-16 19:26:14,501 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 90 of 90 statements. [2025-03-16 19:26:14,501 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:14,501 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:14,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:14,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:14,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999317516] [2025-03-16 19:26:14,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999317516] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:14,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:14,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:26:14,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803865897] [2025-03-16 19:26:14,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:14,534 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:26:14,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:14,534 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:26:14,534 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:14,534 INFO L87 Difference]: Start difference. First operand 120689 states and 161675 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:15,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:15,148 INFO L93 Difference]: Finished difference Result 141678 states and 189473 transitions. [2025-03-16 19:26:15,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:26:15,148 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2025-03-16 19:26:15,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:15,258 INFO L225 Difference]: With dead ends: 141678 [2025-03-16 19:26:15,258 INFO L226 Difference]: Without dead ends: 96586 [2025-03-16 19:26:15,289 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:15,289 INFO L435 NwaCegarLoop]: 495 mSDtfsCounter, 199 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 757 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:15,289 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 757 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:26:15,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96586 states. [2025-03-16 19:26:16,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96586 to 71935. [2025-03-16 19:26:16,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71935 states, 71934 states have (on average 1.3339867100397587) internal successors, (95959), 71934 states have internal predecessors, (95959), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:16,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71935 states to 71935 states and 95959 transitions. [2025-03-16 19:26:16,211 INFO L78 Accepts]: Start accepts. Automaton has 71935 states and 95959 transitions. Word has length 90 [2025-03-16 19:26:16,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:16,211 INFO L471 AbstractCegarLoop]: Abstraction has 71935 states and 95959 transitions. [2025-03-16 19:26:16,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:16,211 INFO L276 IsEmpty]: Start isEmpty. Operand 71935 states and 95959 transitions. [2025-03-16 19:26:16,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2025-03-16 19:26:16,217 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:16,217 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:16,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2025-03-16 19:26:16,218 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:16,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:16,218 INFO L85 PathProgramCache]: Analyzing trace with hash -1057697421, now seen corresponding path program 1 times [2025-03-16 19:26:16,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:16,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074958402] [2025-03-16 19:26:16,218 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:16,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:16,238 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 90 statements into 1 equivalence classes. [2025-03-16 19:26:16,422 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 90 of 90 statements. [2025-03-16 19:26:16,422 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:16,422 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:16,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:16,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:16,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074958402] [2025-03-16 19:26:16,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074958402] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:16,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:16,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:26:16,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621788223] [2025-03-16 19:26:16,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:16,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:26:16,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:16,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:26:16,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:16,445 INFO L87 Difference]: Start difference. First operand 71935 states and 95959 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:16,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:16,592 INFO L93 Difference]: Finished difference Result 97820 states and 130214 transitions. [2025-03-16 19:26:16,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:26:16,593 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2025-03-16 19:26:16,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:16,655 INFO L225 Difference]: With dead ends: 97820 [2025-03-16 19:26:16,655 INFO L226 Difference]: Without dead ends: 63238 [2025-03-16 19:26:16,685 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:16,685 INFO L435 NwaCegarLoop]: 521 mSDtfsCounter, 216 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 851 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:16,685 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 851 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:26:16,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63238 states. [2025-03-16 19:26:17,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63238 to 63236. [2025-03-16 19:26:17,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63236 states, 63235 states have (on average 1.3232861548193247) internal successors, (83678), 63235 states have internal predecessors, (83678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:17,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63236 states to 63236 states and 83678 transitions. [2025-03-16 19:26:17,304 INFO L78 Accepts]: Start accepts. Automaton has 63236 states and 83678 transitions. Word has length 90 [2025-03-16 19:26:17,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:17,305 INFO L471 AbstractCegarLoop]: Abstraction has 63236 states and 83678 transitions. [2025-03-16 19:26:17,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:17,305 INFO L276 IsEmpty]: Start isEmpty. Operand 63236 states and 83678 transitions. [2025-03-16 19:26:17,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2025-03-16 19:26:17,309 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:17,309 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:17,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2025-03-16 19:26:17,309 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:17,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:17,310 INFO L85 PathProgramCache]: Analyzing trace with hash -1262342522, now seen corresponding path program 1 times [2025-03-16 19:26:17,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:17,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447642847] [2025-03-16 19:26:17,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:17,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:17,324 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 91 statements into 1 equivalence classes. [2025-03-16 19:26:17,330 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 91 of 91 statements. [2025-03-16 19:26:17,330 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:17,330 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:17,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:17,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:17,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447642847] [2025-03-16 19:26:17,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447642847] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:17,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:17,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:26:17,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862453592] [2025-03-16 19:26:17,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:17,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:26:17,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:17,490 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:26:17,490 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:17,490 INFO L87 Difference]: Start difference. First operand 63236 states and 83678 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:17,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:17,774 INFO L93 Difference]: Finished difference Result 181560 states and 239760 transitions. [2025-03-16 19:26:17,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:26:17,774 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 91 [2025-03-16 19:26:17,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:17,896 INFO L225 Difference]: With dead ends: 181560 [2025-03-16 19:26:17,897 INFO L226 Difference]: Without dead ends: 119838 [2025-03-16 19:26:17,947 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:17,948 INFO L435 NwaCegarLoop]: 404 mSDtfsCounter, 108 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 716 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:17,948 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 716 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:26:18,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119838 states. [2025-03-16 19:26:19,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119838 to 111900. [2025-03-16 19:26:19,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111900 states, 111899 states have (on average 1.3093772062306186) internal successors, (146518), 111899 states have internal predecessors, (146518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:19,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111900 states to 111900 states and 146518 transitions. [2025-03-16 19:26:19,282 INFO L78 Accepts]: Start accepts. Automaton has 111900 states and 146518 transitions. Word has length 91 [2025-03-16 19:26:19,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:19,283 INFO L471 AbstractCegarLoop]: Abstraction has 111900 states and 146518 transitions. [2025-03-16 19:26:19,283 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:19,283 INFO L276 IsEmpty]: Start isEmpty. Operand 111900 states and 146518 transitions. [2025-03-16 19:26:19,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2025-03-16 19:26:19,287 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:19,287 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:19,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2025-03-16 19:26:19,287 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:19,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:19,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1511783632, now seen corresponding path program 1 times [2025-03-16 19:26:19,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:19,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886634685] [2025-03-16 19:26:19,288 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:19,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:19,309 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 93 statements into 1 equivalence classes. [2025-03-16 19:26:19,316 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 93 of 93 statements. [2025-03-16 19:26:19,316 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:19,316 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:19,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:19,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:19,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886634685] [2025-03-16 19:26:19,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886634685] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:19,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:19,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:26:19,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886678800] [2025-03-16 19:26:19,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:19,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-16 19:26:19,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:19,465 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-16 19:26:19,465 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:26:19,465 INFO L87 Difference]: Start difference. First operand 111900 states and 146518 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:20,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:20,047 INFO L93 Difference]: Finished difference Result 120734 states and 158295 transitions. [2025-03-16 19:26:20,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-16 19:26:20,048 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 93 [2025-03-16 19:26:20,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:20,163 INFO L225 Difference]: With dead ends: 120734 [2025-03-16 19:26:20,163 INFO L226 Difference]: Without dead ends: 120732 [2025-03-16 19:26:20,177 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:26:20,178 INFO L435 NwaCegarLoop]: 357 mSDtfsCounter, 0 mSDsluCounter, 1396 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1753 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:20,178 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1753 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:26:20,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120732 states. [2025-03-16 19:26:20,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120732 to 120732. [2025-03-16 19:26:21,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120732 states, 120731 states have (on average 1.2867449122429202) internal successors, (155350), 120731 states have internal predecessors, (155350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:21,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120732 states to 120732 states and 155350 transitions. [2025-03-16 19:26:21,424 INFO L78 Accepts]: Start accepts. Automaton has 120732 states and 155350 transitions. Word has length 93 [2025-03-16 19:26:21,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:21,424 INFO L471 AbstractCegarLoop]: Abstraction has 120732 states and 155350 transitions. [2025-03-16 19:26:21,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:21,424 INFO L276 IsEmpty]: Start isEmpty. Operand 120732 states and 155350 transitions. [2025-03-16 19:26:21,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2025-03-16 19:26:21,430 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:21,430 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:21,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2025-03-16 19:26:21,430 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:21,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:21,430 INFO L85 PathProgramCache]: Analyzing trace with hash 527142963, now seen corresponding path program 1 times [2025-03-16 19:26:21,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:21,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634273889] [2025-03-16 19:26:21,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:21,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:21,452 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 94 statements into 1 equivalence classes. [2025-03-16 19:26:21,459 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 94 of 94 statements. [2025-03-16 19:26:21,459 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:21,459 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:21,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:21,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:21,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634273889] [2025-03-16 19:26:21,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634273889] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:21,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:21,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 19:26:21,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472519220] [2025-03-16 19:26:21,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:21,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 19:26:21,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:21,489 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 19:26:21,489 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:21,489 INFO L87 Difference]: Start difference. First operand 120732 states and 155350 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:22,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:22,197 INFO L93 Difference]: Finished difference Result 305040 states and 390280 transitions. [2025-03-16 19:26:22,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 19:26:22,198 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2025-03-16 19:26:22,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:22,437 INFO L225 Difference]: With dead ends: 305040 [2025-03-16 19:26:22,437 INFO L226 Difference]: Without dead ends: 185822 [2025-03-16 19:26:22,850 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 19:26:22,851 INFO L435 NwaCegarLoop]: 373 mSDtfsCounter, 261 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:22,851 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [261 Valid, 553 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:26:22,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185822 states. [2025-03-16 19:26:24,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185822 to 185820. [2025-03-16 19:26:24,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185820 states, 185819 states have (on average 1.2658662461858046) internal successors, (235222), 185819 states have internal predecessors, (235222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:24,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185820 states to 185820 states and 235222 transitions. [2025-03-16 19:26:24,617 INFO L78 Accepts]: Start accepts. Automaton has 185820 states and 235222 transitions. Word has length 94 [2025-03-16 19:26:24,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:24,618 INFO L471 AbstractCegarLoop]: Abstraction has 185820 states and 235222 transitions. [2025-03-16 19:26:24,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:24,618 INFO L276 IsEmpty]: Start isEmpty. Operand 185820 states and 235222 transitions. [2025-03-16 19:26:24,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2025-03-16 19:26:24,623 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:24,623 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:24,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2025-03-16 19:26:24,623 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:24,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:24,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1607339706, now seen corresponding path program 1 times [2025-03-16 19:26:24,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:24,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412446379] [2025-03-16 19:26:24,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:24,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:24,640 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-03-16 19:26:24,645 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-03-16 19:26:24,645 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:24,645 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:24,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:24,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:24,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412446379] [2025-03-16 19:26:24,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412446379] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:24,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:24,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:26:24,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016744398] [2025-03-16 19:26:24,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:24,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-16 19:26:24,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:24,750 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-16 19:26:24,750 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:26:24,750 INFO L87 Difference]: Start difference. First operand 185820 states and 235222 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:25,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:25,778 INFO L93 Difference]: Finished difference Result 297582 states and 378659 transitions. [2025-03-16 19:26:25,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-16 19:26:25,779 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2025-03-16 19:26:25,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:26,132 INFO L225 Difference]: With dead ends: 297582 [2025-03-16 19:26:26,132 INFO L226 Difference]: Without dead ends: 259492 [2025-03-16 19:26:26,203 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2025-03-16 19:26:26,203 INFO L435 NwaCegarLoop]: 456 mSDtfsCounter, 1388 mSDsluCounter, 772 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1388 SdHoareTripleChecker+Valid, 1228 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:26,203 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1388 Valid, 1228 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-16 19:26:26,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259492 states. [2025-03-16 19:26:28,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259492 to 214820. [2025-03-16 19:26:28,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214820 states, 214819 states have (on average 1.264161922362547) internal successors, (271566), 214819 states have internal predecessors, (271566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:28,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214820 states to 214820 states and 271566 transitions. [2025-03-16 19:26:28,768 INFO L78 Accepts]: Start accepts. Automaton has 214820 states and 271566 transitions. Word has length 96 [2025-03-16 19:26:28,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:28,769 INFO L471 AbstractCegarLoop]: Abstraction has 214820 states and 271566 transitions. [2025-03-16 19:26:28,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:28,769 INFO L276 IsEmpty]: Start isEmpty. Operand 214820 states and 271566 transitions. [2025-03-16 19:26:28,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2025-03-16 19:26:28,775 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:28,775 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:28,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2025-03-16 19:26:28,775 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:28,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:28,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1493537321, now seen corresponding path program 1 times [2025-03-16 19:26:28,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:28,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038131617] [2025-03-16 19:26:28,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:28,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:29,196 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 98 statements into 1 equivalence classes. [2025-03-16 19:26:29,202 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 98 of 98 statements. [2025-03-16 19:26:29,202 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:29,202 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:29,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:29,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:29,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038131617] [2025-03-16 19:26:29,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038131617] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:29,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 19:26:29,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 19:26:29,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647642088] [2025-03-16 19:26:29,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:29,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-16 19:26:29,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:29,260 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-16 19:26:29,260 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-16 19:26:29,260 INFO L87 Difference]: Start difference. First operand 214820 states and 271566 transitions. Second operand has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 6 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:29,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:29,878 INFO L93 Difference]: Finished difference Result 309750 states and 393419 transitions. [2025-03-16 19:26:29,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-16 19:26:29,878 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 6 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2025-03-16 19:26:29,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:30,218 INFO L225 Difference]: With dead ends: 309750 [2025-03-16 19:26:30,218 INFO L226 Difference]: Without dead ends: 271660 [2025-03-16 19:26:30,305 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2025-03-16 19:26:30,305 INFO L435 NwaCegarLoop]: 453 mSDtfsCounter, 1405 mSDsluCounter, 736 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1405 SdHoareTripleChecker+Valid, 1189 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:30,305 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1405 Valid, 1189 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 19:26:30,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271660 states. [2025-03-16 19:26:33,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271660 to 243820. [2025-03-16 19:26:33,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243820 states, 243819 states have (on average 1.2628630254410034) internal successors, (307910), 243819 states have internal predecessors, (307910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:33,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243820 states to 243820 states and 307910 transitions. [2025-03-16 19:26:33,507 INFO L78 Accepts]: Start accepts. Automaton has 243820 states and 307910 transitions. Word has length 98 [2025-03-16 19:26:33,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:33,507 INFO L471 AbstractCegarLoop]: Abstraction has 243820 states and 307910 transitions. [2025-03-16 19:26:33,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.333333333333332) internal successors, (98), 6 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:33,507 INFO L276 IsEmpty]: Start isEmpty. Operand 243820 states and 307910 transitions. [2025-03-16 19:26:33,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2025-03-16 19:26:33,535 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:33,536 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 19:26:33,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2025-03-16 19:26:33,536 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2025-03-16 19:26:33,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 19:26:33,536 INFO L85 PathProgramCache]: Analyzing trace with hash -8911808, now seen corresponding path program 1 times [2025-03-16 19:26:33,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 19:26:33,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560538249] [2025-03-16 19:26:33,536 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:33,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 19:26:33,554 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 120 statements into 1 equivalence classes. [2025-03-16 19:26:33,563 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 120 of 120 statements. [2025-03-16 19:26:33,563 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:33,563 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:33,805 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 19:26:33,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 19:26:33,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560538249] [2025-03-16 19:26:33,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560538249] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-16 19:26:33,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506345444] [2025-03-16 19:26:33,806 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 19:26:33,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 19:26:33,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 19:26:33,808 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-16 19:26:33,809 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-16 19:26:34,047 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 120 statements into 1 equivalence classes. [2025-03-16 19:26:34,114 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 120 of 120 statements. [2025-03-16 19:26:34,114 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 19:26:34,114 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 19:26:34,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 868 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-03-16 19:26:34,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 19:26:34,696 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2025-03-16 19:26:34,699 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 19:26:34,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1506345444] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 19:26:34,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-16 19:26:34,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 17 [2025-03-16 19:26:34,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990243666] [2025-03-16 19:26:34,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 19:26:34,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-16 19:26:34,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 19:26:34,701 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-16 19:26:34,701 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2025-03-16 19:26:34,701 INFO L87 Difference]: Start difference. First operand 243820 states and 307910 transitions. Second operand has 8 states, 8 states have (on average 13.75) internal successors, (110), 7 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:36,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 19:26:36,507 INFO L93 Difference]: Finished difference Result 512723 states and 647400 transitions. [2025-03-16 19:26:36,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-03-16 19:26:36,508 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.75) internal successors, (110), 7 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 120 [2025-03-16 19:26:36,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 19:26:37,074 INFO L225 Difference]: With dead ends: 512723 [2025-03-16 19:26:37,074 INFO L226 Difference]: Without dead ends: 413469 [2025-03-16 19:26:37,122 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=123, Invalid=477, Unknown=0, NotChecked=0, Total=600 [2025-03-16 19:26:37,122 INFO L435 NwaCegarLoop]: 235 mSDtfsCounter, 1128 mSDsluCounter, 715 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1128 SdHoareTripleChecker+Valid, 950 SdHoareTripleChecker+Invalid, 607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-16 19:26:37,122 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1128 Valid, 950 Invalid, 607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-16 19:26:37,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413469 states. [2025-03-16 19:26:39,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413469 to 243730. [2025-03-16 19:26:40,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243730 states, 243729 states have (on average 1.2628493121458668) internal successors, (307793), 243729 states have internal predecessors, (307793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:40,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243730 states to 243730 states and 307793 transitions. [2025-03-16 19:26:40,397 INFO L78 Accepts]: Start accepts. Automaton has 243730 states and 307793 transitions. Word has length 120 [2025-03-16 19:26:40,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 19:26:40,397 INFO L471 AbstractCegarLoop]: Abstraction has 243730 states and 307793 transitions. [2025-03-16 19:26:40,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.75) internal successors, (110), 7 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 19:26:40,397 INFO L276 IsEmpty]: Start isEmpty. Operand 243730 states and 307793 transitions. [2025-03-16 19:26:40,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2025-03-16 19:26:40,421 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 19:26:40,421 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]