/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_power.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 21:47:15,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 21:47:15,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 21:47:15,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 21:47:15,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 21:47:15,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 21:47:15,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 21:47:15,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 21:47:15,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 21:47:15,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 21:47:15,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 21:47:15,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 21:47:15,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 21:47:15,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 21:47:15,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 21:47:15,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 21:47:15,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 21:47:15,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 21:47:15,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 21:47:15,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 21:47:15,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 21:47:15,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 21:47:15,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 21:47:15,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 21:47:15,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-10 21:47:15,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-10 21:47:15,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-10 21:47:15,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-10 21:47:15,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-10 21:47:15,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-10 21:47:15,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-10 21:47:15,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-10 21:47:15,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-10 21:47:15,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-10 21:47:15,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-10 21:47:15,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-10 21:47:15,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-10 21:47:15,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-10 21:47:15,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 21:47:15,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 21:47:15,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 21:47:15,720 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-10 21:47:15,738 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 21:47:15,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 21:47:15,739 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 21:47:15,739 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 21:47:15,740 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 21:47:15,740 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 21:47:15,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 21:47:15,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 21:47:15,741 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 21:47:15,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 21:47:15,742 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 21:47:15,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 21:47:15,742 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 21:47:15,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 21:47:15,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 21:47:15,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 21:47:15,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 21:47:15,743 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 21:47:15,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 21:47:15,743 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 21:47:15,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 21:47:15,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 21:47:15,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 21:47:15,744 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 21:47:15,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 21:47:15,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 21:47:15,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 21:47:15,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 21:47:15,746 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 21:47:15,746 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 21:47:15,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 21:47:15,746 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 21:47:15,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 21:47:15,747 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 21:47:15,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 21:47:15,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 21:47:15,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 21:47:15,950 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 21:47:15,950 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 21:47:15,951 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_power.i [2022-02-10 21:47:16,003 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d158e6565/d4034281596c45fb945965cb083a68bb/FLAG0f41c2b8a [2022-02-10 21:47:16,419 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 21:47:16,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i [2022-02-10 21:47:16,438 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d158e6565/d4034281596c45fb945965cb083a68bb/FLAG0f41c2b8a [2022-02-10 21:47:16,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d158e6565/d4034281596c45fb945965cb083a68bb [2022-02-10 21:47:16,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 21:47:16,458 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 21:47:16,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 21:47:16,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 21:47:16,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 21:47:16,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 09:47:16" (1/1) ... [2022-02-10 21:47:16,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717ce44c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:47:16, skipping insertion in model container [2022-02-10 21:47:16,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 09:47:16" (1/1) ... [2022-02-10 21:47:16,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 21:47:16,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 21:47:16,701 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i[947,960] [2022-02-10 21:47:16,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 21:47:16,984 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 21:47:17,006 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i[947,960] [2022-02-10 21:47:17,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 21:47:17,104 INFO L208 MainTranslator]: Completed translation [2022-02-10 21:47:17,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:47:17 WrapperNode [2022-02-10 21:47:17,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 21:47:17,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 21:47:17,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 21:47:17,105 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 21:47:17,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:47:17" (1/1) ... [2022-02-10 21:47:17,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:47:17" (1/1) ... [2022-02-10 21:47:17,160 INFO L137 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 484 [2022-02-10 21:47:17,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 21:47:17,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 21:47:17,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 21:47:17,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 21:47:17,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:47:17" (1/1) ... [2022-02-10 21:47:17,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:47:17" (1/1) ... [2022-02-10 21:47:17,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:47:17" (1/1) ... [2022-02-10 21:47:17,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:47:17" (1/1) ... [2022-02-10 21:47:17,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:47:17" (1/1) ... [2022-02-10 21:47:17,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:47:17" (1/1) ... [2022-02-10 21:47:17,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:47:17" (1/1) ... [2022-02-10 21:47:17,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 21:47:17,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 21:47:17,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 21:47:17,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 21:47:17,217 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:47:17" (1/1) ... [2022-02-10 21:47:17,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 21:47:17,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 21:47:17,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-10 21:47:17,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-10 21:47:17,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 21:47:17,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-10 21:47:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 21:47:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 21:47:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 21:47:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-10 21:47:17,279 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-10 21:47:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-10 21:47:17,279 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-10 21:47:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-10 21:47:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-10 21:47:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 21:47:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-10 21:47:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 21:47:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 21:47:17,282 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 21:47:17,403 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 21:47:17,405 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 21:47:18,258 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 21:47:18,948 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 21:47:18,948 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 21:47:18,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 09:47:18 BoogieIcfgContainer [2022-02-10 21:47:18,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 21:47:18,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 21:47:18,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 21:47:18,956 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 21:47:18,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 09:47:16" (1/3) ... [2022-02-10 21:47:18,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@701a7c69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 09:47:18, skipping insertion in model container [2022-02-10 21:47:18,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:47:17" (2/3) ... [2022-02-10 21:47:18,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@701a7c69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 09:47:18, skipping insertion in model container [2022-02-10 21:47:18,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 09:47:18" (3/3) ... [2022-02-10 21:47:18,959 INFO L112 eAbstractionObserver]: Analyzing ICFG safe035_power.i [2022-02-10 21:47:18,963 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 21:47:18,963 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 21:47:18,964 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-10 21:47:18,964 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 21:47:19,021 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,022 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,022 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,022 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,022 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,022 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,022 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,022 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,023 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,023 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,023 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,023 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,024 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,024 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,024 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,024 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,025 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,025 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,025 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,025 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,025 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,026 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,026 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,027 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,027 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,027 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,028 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,028 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,028 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,029 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,029 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,029 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,029 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,029 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,029 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,029 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,030 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,030 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,030 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,030 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,030 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,031 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,031 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,031 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,031 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,031 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,032 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,032 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,032 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,032 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,032 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,032 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,032 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,032 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,032 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,033 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,033 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,033 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,033 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,033 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,033 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,034 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,035 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,035 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,035 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,035 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,035 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,036 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,036 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,036 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,036 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,036 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,036 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,036 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,036 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,037 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,037 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,037 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,037 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,037 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,037 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,037 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,037 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,037 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,038 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,039 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,039 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,039 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,040 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,042 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,046 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,046 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,046 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,046 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,046 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,046 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,046 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,046 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,046 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,046 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,049 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,049 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,049 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,050 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,050 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,050 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,050 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,050 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,050 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,050 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,050 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,050 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,050 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,050 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,050 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,051 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,051 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,051 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,051 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,051 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,051 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,051 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,051 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,051 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,051 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,051 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,052 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,052 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,052 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,052 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,052 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,052 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,052 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,052 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,052 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,052 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,052 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,052 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,054 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,055 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,055 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,055 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,055 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,055 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,055 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,056 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,056 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,056 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,056 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,056 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,056 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,056 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,057 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,057 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,059 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,059 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,059 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,059 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,059 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,059 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,059 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,060 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,060 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,060 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,060 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,060 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,060 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,060 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,060 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,060 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,061 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,061 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,061 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,061 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,061 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,061 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,061 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,061 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,062 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,062 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,062 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,062 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,062 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,062 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,062 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,063 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,063 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,063 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,063 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~nondet56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,063 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,063 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,063 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,064 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,064 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,064 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,064 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,064 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,064 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,064 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,064 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,064 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,064 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,064 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,064 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,064 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~nondet56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,065 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,065 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,065 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,065 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,065 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,065 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,065 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,065 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,065 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,065 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,066 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,069 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,070 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,070 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,070 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,070 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,070 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,070 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,071 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,073 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,073 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,073 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~nondet56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,078 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,078 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,078 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,078 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,079 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,079 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,079 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,079 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,079 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,079 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,079 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,079 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,079 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,079 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,079 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,079 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~nondet56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,080 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,080 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,080 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,080 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,080 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,080 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,080 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,080 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,080 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,080 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,081 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,081 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,081 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,081 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,081 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,081 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,081 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,081 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,081 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,083 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,084 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,084 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,084 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,084 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,084 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,084 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,084 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,085 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,085 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,085 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,085 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,085 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,085 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,085 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,086 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,086 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,086 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,089 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,089 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,089 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,089 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,089 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,090 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,090 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,090 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,090 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,090 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,090 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,090 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,090 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,090 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,090 WARN L322 ript$VariableManager]: TermVariable P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,090 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,091 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,091 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,092 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,092 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,092 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,092 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,092 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,092 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,092 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,092 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,092 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,092 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,093 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,093 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,093 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,093 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,093 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,093 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,093 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,093 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,093 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,093 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,094 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,094 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,094 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,094 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,094 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,094 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,094 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,094 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,094 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,094 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,094 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,095 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,095 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,095 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,095 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,095 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,095 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,096 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,096 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,096 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,096 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,096 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,096 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,096 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,096 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,096 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,097 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,097 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,097 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,097 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,097 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,097 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,097 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,097 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,097 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,097 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,097 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,098 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,098 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,098 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,098 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,098 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~nondet56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,098 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,098 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,098 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,098 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,098 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,098 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,099 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,099 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,099 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,099 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,099 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,099 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,099 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,099 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,099 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,099 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork2_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:47:19,100 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 21:47:19,147 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 21:47:19,155 INFO L339 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, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2022-02-10 21:47:19,156 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-02-10 21:47:19,166 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 127 places, 119 transitions, 253 flow [2022-02-10 21:47:19,885 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 19223 states, 19220 states have (on average 3.6140998959417274) internal successors, (69463), 19222 states have internal predecessors, (69463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:19,929 INFO L276 IsEmpty]: Start isEmpty. Operand has 19223 states, 19220 states have (on average 3.6140998959417274) internal successors, (69463), 19222 states have internal predecessors, (69463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:19,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-02-10 21:47:19,942 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:19,943 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:19,943 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:19,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:19,948 INFO L85 PathProgramCache]: Analyzing trace with hash 159138810, now seen corresponding path program 1 times [2022-02-10 21:47:19,955 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:19,956 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062472092] [2022-02-10 21:47:19,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:19,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:20,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:20,329 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:20,329 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062472092] [2022-02-10 21:47:20,330 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062472092] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:20,330 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:20,330 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 21:47:20,331 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742988409] [2022-02-10 21:47:20,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:20,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 21:47:20,336 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:20,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 21:47:20,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:47:20,394 INFO L87 Difference]: Start difference. First operand has 19223 states, 19220 states have (on average 3.6140998959417274) internal successors, (69463), 19222 states have internal predecessors, (69463), 0 states have call successors, (0), 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, 2 states have (on average 30.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:20,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:20,781 INFO L93 Difference]: Finished difference Result 16469 states and 58168 transitions. [2022-02-10 21:47:20,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 21:47:20,785 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 30.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 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 60 [2022-02-10 21:47:20,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:20,917 INFO L225 Difference]: With dead ends: 16469 [2022-02-10 21:47:20,918 INFO L226 Difference]: Without dead ends: 13796 [2022-02-10 21:47:20,919 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:47:20,922 INFO L934 BasicCegarLoop]: 98 mSDtfsCounter, 39 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:20,923 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 157 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:47:21,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13796 states. [2022-02-10 21:47:21,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13796 to 13796. [2022-02-10 21:47:21,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13796 states, 13795 states have (on average 3.5609278724175426) internal successors, (49123), 13795 states have internal predecessors, (49123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:21,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13796 states to 13796 states and 49123 transitions. [2022-02-10 21:47:21,706 INFO L78 Accepts]: Start accepts. Automaton has 13796 states and 49123 transitions. Word has length 60 [2022-02-10 21:47:21,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:21,707 INFO L470 AbstractCegarLoop]: Abstraction has 13796 states and 49123 transitions. [2022-02-10 21:47:21,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:21,708 INFO L276 IsEmpty]: Start isEmpty. Operand 13796 states and 49123 transitions. [2022-02-10 21:47:21,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-10 21:47:21,730 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:21,730 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:21,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 21:47:21,731 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:21,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:21,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1597697283, now seen corresponding path program 1 times [2022-02-10 21:47:21,732 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:21,732 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469399182] [2022-02-10 21:47:21,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:21,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:22,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:22,000 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:22,001 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469399182] [2022-02-10 21:47:22,001 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469399182] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:22,001 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:22,001 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-10 21:47:22,001 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270574848] [2022-02-10 21:47:22,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:22,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 21:47:22,004 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:22,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 21:47:22,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-10 21:47:22,005 INFO L87 Difference]: Start difference. First operand 13796 states and 49123 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 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) [2022-02-10 21:47:22,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:22,700 INFO L93 Difference]: Finished difference Result 15173 states and 53515 transitions. [2022-02-10 21:47:22,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-10 21:47:22,701 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 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 [2022-02-10 21:47:22,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:22,773 INFO L225 Difference]: With dead ends: 15173 [2022-02-10 21:47:22,773 INFO L226 Difference]: Without dead ends: 11528 [2022-02-10 21:47:22,777 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-02-10 21:47:22,778 INFO L934 BasicCegarLoop]: 128 mSDtfsCounter, 152 mSDsluCounter, 467 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:22,778 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [152 Valid, 504 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 21:47:22,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11528 states. [2022-02-10 21:47:23,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11528 to 11528. [2022-02-10 21:47:23,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11528 states, 11527 states have (on average 3.5182614730632427) internal successors, (40555), 11527 states have internal predecessors, (40555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:23,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11528 states to 11528 states and 40555 transitions. [2022-02-10 21:47:23,206 INFO L78 Accepts]: Start accepts. Automaton has 11528 states and 40555 transitions. Word has length 75 [2022-02-10 21:47:23,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:23,209 INFO L470 AbstractCegarLoop]: Abstraction has 11528 states and 40555 transitions. [2022-02-10 21:47:23,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 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) [2022-02-10 21:47:23,209 INFO L276 IsEmpty]: Start isEmpty. Operand 11528 states and 40555 transitions. [2022-02-10 21:47:23,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-02-10 21:47:23,235 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:23,236 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:23,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 21:47:23,236 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:23,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:23,237 INFO L85 PathProgramCache]: Analyzing trace with hash 411423764, now seen corresponding path program 1 times [2022-02-10 21:47:23,237 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:23,237 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963462737] [2022-02-10 21:47:23,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:23,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:23,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:23,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:23,830 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:23,830 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963462737] [2022-02-10 21:47:23,830 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963462737] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:23,830 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:23,830 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-10 21:47:23,831 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207307290] [2022-02-10 21:47:23,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:23,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-10 21:47:23,831 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:23,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-10 21:47:23,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-02-10 21:47:23,833 INFO L87 Difference]: Start difference. First operand 11528 states and 40555 transitions. Second operand has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:24,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:24,888 INFO L93 Difference]: Finished difference Result 26720 states and 93691 transitions. [2022-02-10 21:47:24,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-10 21:47:24,888 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 0 states have call successors, (0), 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 79 [2022-02-10 21:47:24,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:25,000 INFO L225 Difference]: With dead ends: 26720 [2022-02-10 21:47:25,000 INFO L226 Difference]: Without dead ends: 18322 [2022-02-10 21:47:25,001 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2022-02-10 21:47:25,007 INFO L934 BasicCegarLoop]: 185 mSDtfsCounter, 294 mSDsluCounter, 998 mSDsCounter, 0 mSdLazyCounter, 353 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 1165 SdHoareTripleChecker+Invalid, 433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:25,008 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [294 Valid, 1165 Invalid, 433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 21:47:25,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18322 states. [2022-02-10 21:47:25,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18322 to 12262. [2022-02-10 21:47:25,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12262 states, 12261 states have (on average 3.4791615692031646) internal successors, (42658), 12261 states have internal predecessors, (42658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:25,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12262 states to 12262 states and 42658 transitions. [2022-02-10 21:47:25,559 INFO L78 Accepts]: Start accepts. Automaton has 12262 states and 42658 transitions. Word has length 79 [2022-02-10 21:47:25,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:25,561 INFO L470 AbstractCegarLoop]: Abstraction has 12262 states and 42658 transitions. [2022-02-10 21:47:25,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:25,561 INFO L276 IsEmpty]: Start isEmpty. Operand 12262 states and 42658 transitions. [2022-02-10 21:47:25,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-02-10 21:47:25,590 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:25,591 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:25,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 21:47:25,591 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:25,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:25,592 INFO L85 PathProgramCache]: Analyzing trace with hash 983684257, now seen corresponding path program 1 times [2022-02-10 21:47:25,592 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:25,592 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119527025] [2022-02-10 21:47:25,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:25,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:25,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:25,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:25,806 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:25,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119527025] [2022-02-10 21:47:25,807 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119527025] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:25,807 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:25,807 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-10 21:47:25,807 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397070700] [2022-02-10 21:47:25,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:25,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 21:47:25,808 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:25,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 21:47:25,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-10 21:47:25,808 INFO L87 Difference]: Start difference. First operand 12262 states and 42658 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:26,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:26,156 INFO L93 Difference]: Finished difference Result 13903 states and 47251 transitions. [2022-02-10 21:47:26,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-10 21:47:26,157 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 0 states have call successors, (0), 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 81 [2022-02-10 21:47:26,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:26,205 INFO L225 Difference]: With dead ends: 13903 [2022-02-10 21:47:26,205 INFO L226 Difference]: Without dead ends: 9778 [2022-02-10 21:47:26,205 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-02-10 21:47:26,206 INFO L934 BasicCegarLoop]: 103 mSDtfsCounter, 203 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:26,207 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [203 Valid, 381 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 21:47:26,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9778 states. [2022-02-10 21:47:26,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9778 to 9778. [2022-02-10 21:47:26,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9778 states, 9777 states have (on average 3.3689270737445023) internal successors, (32938), 9777 states have internal predecessors, (32938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:26,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9778 states to 9778 states and 32938 transitions. [2022-02-10 21:47:26,577 INFO L78 Accepts]: Start accepts. Automaton has 9778 states and 32938 transitions. Word has length 81 [2022-02-10 21:47:26,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:26,579 INFO L470 AbstractCegarLoop]: Abstraction has 9778 states and 32938 transitions. [2022-02-10 21:47:26,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:26,579 INFO L276 IsEmpty]: Start isEmpty. Operand 9778 states and 32938 transitions. [2022-02-10 21:47:26,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-02-10 21:47:26,600 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:26,600 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:26,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 21:47:26,600 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:26,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:26,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1228564184, now seen corresponding path program 1 times [2022-02-10 21:47:26,602 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:26,602 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786878958] [2022-02-10 21:47:26,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:26,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:26,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:26,783 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:26,783 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786878958] [2022-02-10 21:47:26,783 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786878958] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:26,783 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:26,783 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 21:47:26,783 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782398087] [2022-02-10 21:47:26,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:26,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 21:47:26,784 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:26,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 21:47:26,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-10 21:47:26,785 INFO L87 Difference]: Start difference. First operand 9778 states and 32938 transitions. Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:27,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:27,252 INFO L93 Difference]: Finished difference Result 8455 states and 27646 transitions. [2022-02-10 21:47:27,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-10 21:47:27,253 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2022-02-10 21:47:27,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:27,273 INFO L225 Difference]: With dead ends: 8455 [2022-02-10 21:47:27,273 INFO L226 Difference]: Without dead ends: 5620 [2022-02-10 21:47:27,273 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2022-02-10 21:47:27,274 INFO L934 BasicCegarLoop]: 103 mSDtfsCounter, 322 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:27,274 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [322 Valid, 429 Invalid, 208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 21:47:27,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5620 states. [2022-02-10 21:47:27,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5620 to 5620. [2022-02-10 21:47:27,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5620 states, 5619 states have (on average 3.199857625912084) internal successors, (17980), 5619 states have internal predecessors, (17980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:27,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5620 states to 5620 states and 17980 transitions. [2022-02-10 21:47:27,500 INFO L78 Accepts]: Start accepts. Automaton has 5620 states and 17980 transitions. Word has length 83 [2022-02-10 21:47:27,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:27,500 INFO L470 AbstractCegarLoop]: Abstraction has 5620 states and 17980 transitions. [2022-02-10 21:47:27,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:27,501 INFO L276 IsEmpty]: Start isEmpty. Operand 5620 states and 17980 transitions. [2022-02-10 21:47:27,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-02-10 21:47:27,518 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:27,518 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:27,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 21:47:27,518 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:27,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:27,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1312043818, now seen corresponding path program 1 times [2022-02-10 21:47:27,519 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:27,519 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177945895] [2022-02-10 21:47:27,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:27,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:28,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:28,261 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:28,261 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177945895] [2022-02-10 21:47:28,261 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177945895] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:28,261 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:28,262 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-10 21:47:28,262 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534992999] [2022-02-10 21:47:28,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:28,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 21:47:28,262 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:28,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 21:47:28,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 21:47:28,263 INFO L87 Difference]: Start difference. First operand 5620 states and 17980 transitions. Second operand has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 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) [2022-02-10 21:47:29,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:29,119 INFO L93 Difference]: Finished difference Result 9484 states and 30480 transitions. [2022-02-10 21:47:29,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-10 21:47:29,119 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 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 [2022-02-10 21:47:29,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:29,146 INFO L225 Difference]: With dead ends: 9484 [2022-02-10 21:47:29,147 INFO L226 Difference]: Without dead ends: 7093 [2022-02-10 21:47:29,147 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=119, Invalid=301, Unknown=0, NotChecked=0, Total=420 [2022-02-10 21:47:29,148 INFO L934 BasicCegarLoop]: 159 mSDtfsCounter, 287 mSDsluCounter, 1037 mSDsCounter, 0 mSdLazyCounter, 378 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 1160 SdHoareTripleChecker+Invalid, 457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:29,148 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [287 Valid, 1160 Invalid, 457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 378 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 21:47:29,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7093 states. [2022-02-10 21:47:29,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7093 to 6220. [2022-02-10 21:47:29,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6220 states, 6219 states have (on average 3.2042128959639813) internal successors, (19927), 6219 states have internal predecessors, (19927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:29,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6220 states to 6220 states and 19927 transitions. [2022-02-10 21:47:29,300 INFO L78 Accepts]: Start accepts. Automaton has 6220 states and 19927 transitions. Word has length 87 [2022-02-10 21:47:29,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:29,300 INFO L470 AbstractCegarLoop]: Abstraction has 6220 states and 19927 transitions. [2022-02-10 21:47:29,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 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) [2022-02-10 21:47:29,300 INFO L276 IsEmpty]: Start isEmpty. Operand 6220 states and 19927 transitions. [2022-02-10 21:47:29,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-02-10 21:47:29,314 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:29,315 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:29,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-10 21:47:29,315 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:29,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:29,316 INFO L85 PathProgramCache]: Analyzing trace with hash -2088247730, now seen corresponding path program 2 times [2022-02-10 21:47:29,316 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:29,316 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90875927] [2022-02-10 21:47:29,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:29,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:30,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:30,309 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:30,309 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90875927] [2022-02-10 21:47:30,309 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90875927] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:30,309 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:30,309 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 21:47:30,309 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086879584] [2022-02-10 21:47:30,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:30,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 21:47:30,310 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:30,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 21:47:30,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2022-02-10 21:47:30,310 INFO L87 Difference]: Start difference. First operand 6220 states and 19927 transitions. Second operand has 20 states, 20 states have (on average 4.35) internal successors, (87), 20 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) [2022-02-10 21:47:31,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:31,357 INFO L93 Difference]: Finished difference Result 9919 states and 31897 transitions. [2022-02-10 21:47:31,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 21:47:31,357 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 4.35) internal successors, (87), 20 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 [2022-02-10 21:47:31,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:31,382 INFO L225 Difference]: With dead ends: 9919 [2022-02-10 21:47:31,382 INFO L226 Difference]: Without dead ends: 7333 [2022-02-10 21:47:31,383 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=172, Invalid=820, Unknown=0, NotChecked=0, Total=992 [2022-02-10 21:47:31,384 INFO L934 BasicCegarLoop]: 141 mSDtfsCounter, 319 mSDsluCounter, 1382 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 1486 SdHoareTripleChecker+Invalid, 643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:31,384 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [319 Valid, 1486 Invalid, 643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 21:47:31,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7333 states. [2022-02-10 21:47:31,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7333 to 6241. [2022-02-10 21:47:31,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6241 states, 6240 states have (on average 3.200480769230769) internal successors, (19971), 6240 states have internal predecessors, (19971), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:31,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6241 states to 6241 states and 19971 transitions. [2022-02-10 21:47:31,599 INFO L78 Accepts]: Start accepts. Automaton has 6241 states and 19971 transitions. Word has length 87 [2022-02-10 21:47:31,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:31,599 INFO L470 AbstractCegarLoop]: Abstraction has 6241 states and 19971 transitions. [2022-02-10 21:47:31,600 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 4.35) internal successors, (87), 20 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) [2022-02-10 21:47:31,600 INFO L276 IsEmpty]: Start isEmpty. Operand 6241 states and 19971 transitions. [2022-02-10 21:47:31,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-02-10 21:47:31,613 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:31,613 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:31,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-10 21:47:31,613 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:31,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:31,616 INFO L85 PathProgramCache]: Analyzing trace with hash 990168966, now seen corresponding path program 3 times [2022-02-10 21:47:31,616 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:31,616 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991131303] [2022-02-10 21:47:31,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:31,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:31,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:31,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:31,846 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:31,846 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991131303] [2022-02-10 21:47:31,846 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991131303] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:31,846 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:31,846 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-10 21:47:31,847 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650313006] [2022-02-10 21:47:31,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:31,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-10 21:47:31,847 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:31,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-10 21:47:31,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-02-10 21:47:31,848 INFO L87 Difference]: Start difference. First operand 6241 states and 19971 transitions. Second operand has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 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) [2022-02-10 21:47:32,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:32,248 INFO L93 Difference]: Finished difference Result 9262 states and 29752 transitions. [2022-02-10 21:47:32,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-10 21:47:32,249 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 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 [2022-02-10 21:47:32,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:32,265 INFO L225 Difference]: With dead ends: 9262 [2022-02-10 21:47:32,265 INFO L226 Difference]: Without dead ends: 6115 [2022-02-10 21:47:32,265 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2022-02-10 21:47:32,266 INFO L934 BasicCegarLoop]: 170 mSDtfsCounter, 135 mSDsluCounter, 1046 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 1168 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:32,266 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 1168 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 21:47:32,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6115 states. [2022-02-10 21:47:32,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6115 to 5881. [2022-02-10 21:47:32,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5881 states, 5880 states have (on average 3.186224489795918) internal successors, (18735), 5880 states have internal predecessors, (18735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:32,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5881 states to 5881 states and 18735 transitions. [2022-02-10 21:47:32,404 INFO L78 Accepts]: Start accepts. Automaton has 5881 states and 18735 transitions. Word has length 87 [2022-02-10 21:47:32,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:32,404 INFO L470 AbstractCegarLoop]: Abstraction has 5881 states and 18735 transitions. [2022-02-10 21:47:32,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.7) internal successors, (87), 10 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) [2022-02-10 21:47:32,404 INFO L276 IsEmpty]: Start isEmpty. Operand 5881 states and 18735 transitions. [2022-02-10 21:47:32,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-02-10 21:47:32,417 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:32,417 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:32,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-10 21:47:32,418 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:32,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:32,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1879661816, now seen corresponding path program 1 times [2022-02-10 21:47:32,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:32,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562618788] [2022-02-10 21:47:32,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:32,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:33,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:33,154 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:33,154 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562618788] [2022-02-10 21:47:33,154 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562618788] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:33,154 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:33,154 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-02-10 21:47:33,155 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073611920] [2022-02-10 21:47:33,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:33,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 21:47:33,155 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:33,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 21:47:33,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-02-10 21:47:33,156 INFO L87 Difference]: Start difference. First operand 5881 states and 18735 transitions. Second operand has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 18 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) [2022-02-10 21:47:33,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:33,830 INFO L93 Difference]: Finished difference Result 9577 states and 30676 transitions. [2022-02-10 21:47:33,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-10 21:47:33,831 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 18 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 [2022-02-10 21:47:33,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:33,921 INFO L225 Difference]: With dead ends: 9577 [2022-02-10 21:47:33,921 INFO L226 Difference]: Without dead ends: 5991 [2022-02-10 21:47:33,922 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2022-02-10 21:47:33,922 INFO L934 BasicCegarLoop]: 171 mSDtfsCounter, 284 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 1418 SdHoareTripleChecker+Invalid, 546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:33,923 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [284 Valid, 1418 Invalid, 546 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 21:47:33,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5991 states. [2022-02-10 21:47:34,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5991 to 5979. [2022-02-10 21:47:34,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5979 states, 5978 states have (on average 3.169789227166276) internal successors, (18949), 5978 states have internal predecessors, (18949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:34,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5979 states to 5979 states and 18949 transitions. [2022-02-10 21:47:34,074 INFO L78 Accepts]: Start accepts. Automaton has 5979 states and 18949 transitions. Word has length 87 [2022-02-10 21:47:34,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:34,075 INFO L470 AbstractCegarLoop]: Abstraction has 5979 states and 18949 transitions. [2022-02-10 21:47:34,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 18 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) [2022-02-10 21:47:34,075 INFO L276 IsEmpty]: Start isEmpty. Operand 5979 states and 18949 transitions. [2022-02-10 21:47:34,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-02-10 21:47:34,088 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:34,088 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:34,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-10 21:47:34,088 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:34,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:34,089 INFO L85 PathProgramCache]: Analyzing trace with hash 2065956154, now seen corresponding path program 2 times [2022-02-10 21:47:34,089 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:34,089 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439683939] [2022-02-10 21:47:34,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:34,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:34,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:34,655 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:34,655 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439683939] [2022-02-10 21:47:34,655 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439683939] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:34,656 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:34,656 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-10 21:47:34,656 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290707020] [2022-02-10 21:47:34,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:34,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-10 21:47:34,656 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:34,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-10 21:47:34,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2022-02-10 21:47:34,657 INFO L87 Difference]: Start difference. First operand 5979 states and 18949 transitions. Second operand has 16 states, 16 states have (on average 5.4375) internal successors, (87), 16 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) [2022-02-10 21:47:35,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:35,028 INFO L93 Difference]: Finished difference Result 9885 states and 31651 transitions. [2022-02-10 21:47:35,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-10 21:47:35,028 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.4375) internal successors, (87), 16 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 [2022-02-10 21:47:35,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:35,044 INFO L225 Difference]: With dead ends: 9885 [2022-02-10 21:47:35,044 INFO L226 Difference]: Without dead ends: 6299 [2022-02-10 21:47:35,045 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2022-02-10 21:47:35,045 INFO L934 BasicCegarLoop]: 145 mSDtfsCounter, 263 mSDsluCounter, 787 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 914 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:35,046 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [263 Valid, 914 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 21:47:35,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6299 states. [2022-02-10 21:47:35,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6299 to 5817. [2022-02-10 21:47:35,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5817 states, 5816 states have (on average 3.174862448418157) internal successors, (18465), 5816 states have internal predecessors, (18465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:35,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5817 states to 5817 states and 18465 transitions. [2022-02-10 21:47:35,204 INFO L78 Accepts]: Start accepts. Automaton has 5817 states and 18465 transitions. Word has length 87 [2022-02-10 21:47:35,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:35,205 INFO L470 AbstractCegarLoop]: Abstraction has 5817 states and 18465 transitions. [2022-02-10 21:47:35,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.4375) internal successors, (87), 16 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) [2022-02-10 21:47:35,205 INFO L276 IsEmpty]: Start isEmpty. Operand 5817 states and 18465 transitions. [2022-02-10 21:47:35,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-02-10 21:47:35,219 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:35,220 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:35,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-10 21:47:35,220 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:35,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:35,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1518068862, now seen corresponding path program 3 times [2022-02-10 21:47:35,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:35,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143904186] [2022-02-10 21:47:35,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:35,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:35,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:35,381 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:35,381 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143904186] [2022-02-10 21:47:35,381 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143904186] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:35,381 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:35,381 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-10 21:47:35,382 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477679718] [2022-02-10 21:47:35,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:35,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-10 21:47:35,382 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:35,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-10 21:47:35,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-02-10 21:47:35,383 INFO L87 Difference]: Start difference. First operand 5817 states and 18465 transitions. Second operand has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 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) [2022-02-10 21:47:35,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:35,648 INFO L93 Difference]: Finished difference Result 4602 states and 14343 transitions. [2022-02-10 21:47:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-10 21:47:35,649 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 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 [2022-02-10 21:47:35,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:35,658 INFO L225 Difference]: With dead ends: 4602 [2022-02-10 21:47:35,658 INFO L226 Difference]: Without dead ends: 3477 [2022-02-10 21:47:35,658 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2022-02-10 21:47:35,659 INFO L934 BasicCegarLoop]: 101 mSDtfsCounter, 405 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 405 SdHoareTripleChecker+Valid, 422 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:35,660 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [405 Valid, 422 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 21:47:35,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3477 states. [2022-02-10 21:47:35,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3477 to 2997. [2022-02-10 21:47:35,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2997 states, 2996 states have (on average 3.044392523364486) internal successors, (9121), 2996 states have internal predecessors, (9121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:35,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 2997 states and 9121 transitions. [2022-02-10 21:47:35,726 INFO L78 Accepts]: Start accepts. Automaton has 2997 states and 9121 transitions. Word has length 87 [2022-02-10 21:47:35,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:35,726 INFO L470 AbstractCegarLoop]: Abstraction has 2997 states and 9121 transitions. [2022-02-10 21:47:35,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 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) [2022-02-10 21:47:35,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2997 states and 9121 transitions. [2022-02-10 21:47:35,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-02-10 21:47:35,736 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:35,736 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:35,736 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-10 21:47:35,737 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:35,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:35,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1015532571, now seen corresponding path program 1 times [2022-02-10 21:47:35,737 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:35,737 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642441742] [2022-02-10 21:47:35,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:35,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:35,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:35,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:35,952 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:35,952 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642441742] [2022-02-10 21:47:35,953 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642441742] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:35,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:35,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 21:47:35,953 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523234370] [2022-02-10 21:47:35,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:35,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 21:47:35,954 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:35,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 21:47:35,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-10 21:47:35,955 INFO L87 Difference]: Start difference. First operand 2997 states and 9121 transitions. Second operand has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 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) [2022-02-10 21:47:36,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:36,160 INFO L93 Difference]: Finished difference Result 4208 states and 12719 transitions. [2022-02-10 21:47:36,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-10 21:47:36,161 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 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 [2022-02-10 21:47:36,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:36,165 INFO L225 Difference]: With dead ends: 4208 [2022-02-10 21:47:36,165 INFO L226 Difference]: Without dead ends: 2026 [2022-02-10 21:47:36,166 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-02-10 21:47:36,167 INFO L934 BasicCegarLoop]: 133 mSDtfsCounter, 94 mSDsluCounter, 640 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 660 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:36,167 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 660 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:47:36,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2026 states. [2022-02-10 21:47:36,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2026 to 2020. [2022-02-10 21:47:36,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2020 states, 2019 states have (on average 2.907379891035166) internal successors, (5870), 2019 states have internal predecessors, (5870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:36,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 2020 states and 5870 transitions. [2022-02-10 21:47:36,205 INFO L78 Accepts]: Start accepts. Automaton has 2020 states and 5870 transitions. Word has length 93 [2022-02-10 21:47:36,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:36,205 INFO L470 AbstractCegarLoop]: Abstraction has 2020 states and 5870 transitions. [2022-02-10 21:47:36,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 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) [2022-02-10 21:47:36,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 5870 transitions. [2022-02-10 21:47:36,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-02-10 21:47:36,208 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:36,209 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:36,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-10 21:47:36,209 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:36,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:36,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1731066449, now seen corresponding path program 2 times [2022-02-10 21:47:36,209 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:36,209 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460713493] [2022-02-10 21:47:36,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:36,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:36,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:36,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:36,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460713493] [2022-02-10 21:47:36,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460713493] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:36,574 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:36,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-10 21:47:36,574 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495804289] [2022-02-10 21:47:36,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:36,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-10 21:47:36,575 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:36,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-10 21:47:36,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2022-02-10 21:47:36,575 INFO L87 Difference]: Start difference. First operand 2020 states and 5870 transitions. Second operand has 14 states, 14 states have (on average 6.642857142857143) internal successors, (93), 14 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) [2022-02-10 21:47:36,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:36,924 INFO L93 Difference]: Finished difference Result 2899 states and 8481 transitions. [2022-02-10 21:47:36,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-10 21:47:36,925 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.642857142857143) internal successors, (93), 14 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 [2022-02-10 21:47:36,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:36,929 INFO L225 Difference]: With dead ends: 2899 [2022-02-10 21:47:36,929 INFO L226 Difference]: Without dead ends: 2107 [2022-02-10 21:47:36,929 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2022-02-10 21:47:36,930 INFO L934 BasicCegarLoop]: 133 mSDtfsCounter, 273 mSDsluCounter, 1007 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 1088 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:36,930 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [273 Valid, 1088 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 262 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 21:47:36,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2107 states. [2022-02-10 21:47:36,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2107 to 2107. [2022-02-10 21:47:36,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2107 states, 2106 states have (on average 2.8874643874643873) internal successors, (6081), 2106 states have internal predecessors, (6081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:36,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 2107 states and 6081 transitions. [2022-02-10 21:47:36,956 INFO L78 Accepts]: Start accepts. Automaton has 2107 states and 6081 transitions. Word has length 93 [2022-02-10 21:47:36,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:36,956 INFO L470 AbstractCegarLoop]: Abstraction has 2107 states and 6081 transitions. [2022-02-10 21:47:36,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.642857142857143) internal successors, (93), 14 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) [2022-02-10 21:47:36,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 6081 transitions. [2022-02-10 21:47:36,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-02-10 21:47:36,960 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:36,960 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:36,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-10 21:47:36,961 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:36,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:36,961 INFO L85 PathProgramCache]: Analyzing trace with hash 480268531, now seen corresponding path program 3 times [2022-02-10 21:47:36,961 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:36,961 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217883606] [2022-02-10 21:47:36,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:36,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:37,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:37,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:37,383 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:37,383 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217883606] [2022-02-10 21:47:37,383 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217883606] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:37,383 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:37,384 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-10 21:47:37,384 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014227074] [2022-02-10 21:47:37,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:37,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-10 21:47:37,384 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:37,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-10 21:47:37,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-10 21:47:37,385 INFO L87 Difference]: Start difference. First operand 2107 states and 6081 transitions. Second operand has 15 states, 15 states have (on average 6.2) internal successors, (93), 15 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) [2022-02-10 21:47:37,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:37,772 INFO L93 Difference]: Finished difference Result 3208 states and 9449 transitions. [2022-02-10 21:47:37,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-10 21:47:37,773 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.2) internal successors, (93), 15 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 [2022-02-10 21:47:37,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:37,777 INFO L225 Difference]: With dead ends: 3208 [2022-02-10 21:47:37,777 INFO L226 Difference]: Without dead ends: 2227 [2022-02-10 21:47:37,777 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=368, Unknown=0, NotChecked=0, Total=462 [2022-02-10 21:47:37,777 INFO L934 BasicCegarLoop]: 133 mSDtfsCounter, 316 mSDsluCounter, 1269 mSDsCounter, 0 mSdLazyCounter, 336 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 1367 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:37,777 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [316 Valid, 1367 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 336 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 21:47:37,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2227 states. [2022-02-10 21:47:37,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2227 to 1954. [2022-02-10 21:47:37,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1954 states, 1953 states have (on average 2.903225806451613) internal successors, (5670), 1953 states have internal predecessors, (5670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:37,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1954 states and 5670 transitions. [2022-02-10 21:47:37,807 INFO L78 Accepts]: Start accepts. Automaton has 1954 states and 5670 transitions. Word has length 93 [2022-02-10 21:47:37,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:37,808 INFO L470 AbstractCegarLoop]: Abstraction has 1954 states and 5670 transitions. [2022-02-10 21:47:37,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.2) internal successors, (93), 15 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) [2022-02-10 21:47:37,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 5670 transitions. [2022-02-10 21:47:37,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-02-10 21:47:37,811 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:37,811 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:37,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-10 21:47:37,811 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:37,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:37,812 INFO L85 PathProgramCache]: Analyzing trace with hash -637292301, now seen corresponding path program 4 times [2022-02-10 21:47:37,812 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:37,812 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144845664] [2022-02-10 21:47:37,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:37,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:38,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:38,240 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:38,240 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144845664] [2022-02-10 21:47:38,240 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144845664] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:38,241 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:38,241 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-10 21:47:38,241 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872346033] [2022-02-10 21:47:38,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:38,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-10 21:47:38,241 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:38,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-10 21:47:38,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-10 21:47:38,242 INFO L87 Difference]: Start difference. First operand 1954 states and 5670 transitions. Second operand has 15 states, 15 states have (on average 6.2) internal successors, (93), 15 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) [2022-02-10 21:47:38,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:38,536 INFO L93 Difference]: Finished difference Result 3280 states and 9704 transitions. [2022-02-10 21:47:38,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-10 21:47:38,536 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.2) internal successors, (93), 15 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 [2022-02-10 21:47:38,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:38,542 INFO L225 Difference]: With dead ends: 3280 [2022-02-10 21:47:38,542 INFO L226 Difference]: Without dead ends: 2503 [2022-02-10 21:47:38,542 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=333, Unknown=0, NotChecked=0, Total=420 [2022-02-10 21:47:38,543 INFO L934 BasicCegarLoop]: 133 mSDtfsCounter, 386 mSDsluCounter, 815 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 930 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:38,543 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [386 Valid, 930 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 21:47:38,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2503 states. [2022-02-10 21:47:38,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2503 to 1909. [2022-02-10 21:47:38,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1909 states, 1908 states have (on average 2.9150943396226414) internal successors, (5562), 1908 states have internal predecessors, (5562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:38,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1909 states and 5562 transitions. [2022-02-10 21:47:38,576 INFO L78 Accepts]: Start accepts. Automaton has 1909 states and 5562 transitions. Word has length 93 [2022-02-10 21:47:38,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:38,577 INFO L470 AbstractCegarLoop]: Abstraction has 1909 states and 5562 transitions. [2022-02-10 21:47:38,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.2) internal successors, (93), 15 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) [2022-02-10 21:47:38,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 5562 transitions. [2022-02-10 21:47:38,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-02-10 21:47:38,581 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:38,581 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:38,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-10 21:47:38,581 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:38,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:38,582 INFO L85 PathProgramCache]: Analyzing trace with hash 283390863, now seen corresponding path program 5 times [2022-02-10 21:47:38,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:38,582 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930854320] [2022-02-10 21:47:38,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:38,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:38,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:38,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:38,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930854320] [2022-02-10 21:47:38,976 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930854320] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:38,976 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:38,976 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-10 21:47:38,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931059637] [2022-02-10 21:47:38,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:38,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-10 21:47:38,977 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:38,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-10 21:47:38,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2022-02-10 21:47:38,978 INFO L87 Difference]: Start difference. First operand 1909 states and 5562 transitions. Second operand has 15 states, 15 states have (on average 6.2) internal successors, (93), 15 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) [2022-02-10 21:47:39,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:39,284 INFO L93 Difference]: Finished difference Result 2755 states and 8064 transitions. [2022-02-10 21:47:39,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-10 21:47:39,285 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.2) internal successors, (93), 15 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 [2022-02-10 21:47:39,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:39,288 INFO L225 Difference]: With dead ends: 2755 [2022-02-10 21:47:39,288 INFO L226 Difference]: Without dead ends: 1532 [2022-02-10 21:47:39,288 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=97, Invalid=323, Unknown=0, NotChecked=0, Total=420 [2022-02-10 21:47:39,289 INFO L934 BasicCegarLoop]: 142 mSDtfsCounter, 292 mSDsluCounter, 1053 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 1135 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:39,289 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [292 Valid, 1135 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 262 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 21:47:39,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1532 states. [2022-02-10 21:47:39,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1532 to 1532. [2022-02-10 21:47:39,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1532 states, 1531 states have (on average 2.952318745917701) internal successors, (4520), 1531 states have internal predecessors, (4520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:39,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1532 states and 4520 transitions. [2022-02-10 21:47:39,316 INFO L78 Accepts]: Start accepts. Automaton has 1532 states and 4520 transitions. Word has length 93 [2022-02-10 21:47:39,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:39,316 INFO L470 AbstractCegarLoop]: Abstraction has 1532 states and 4520 transitions. [2022-02-10 21:47:39,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.2) internal successors, (93), 15 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) [2022-02-10 21:47:39,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 4520 transitions. [2022-02-10 21:47:39,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-02-10 21:47:39,319 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:47:39,319 INFO L515 BasicCegarLoop]: 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] [2022-02-10 21:47:39,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-10 21:47:39,319 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:47:39,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:47:39,320 INFO L85 PathProgramCache]: Analyzing trace with hash -436519251, now seen corresponding path program 6 times [2022-02-10 21:47:39,320 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:47:39,320 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214811008] [2022-02-10 21:47:39,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:47:39,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:47:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:47:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:47:39,705 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:47:39,705 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214811008] [2022-02-10 21:47:39,705 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214811008] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:47:39,705 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:47:39,705 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-10 21:47:39,706 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986981089] [2022-02-10 21:47:39,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:47:39,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-10 21:47:39,706 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:47:39,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-10 21:47:39,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2022-02-10 21:47:39,707 INFO L87 Difference]: Start difference. First operand 1532 states and 4520 transitions. Second operand has 14 states, 14 states have (on average 6.642857142857143) internal successors, (93), 14 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) [2022-02-10 21:47:40,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:47:40,093 INFO L93 Difference]: Finished difference Result 2429 states and 7329 transitions. [2022-02-10 21:47:40,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-10 21:47:40,093 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.642857142857143) internal successors, (93), 14 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 [2022-02-10 21:47:40,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:47:40,094 INFO L225 Difference]: With dead ends: 2429 [2022-02-10 21:47:40,094 INFO L226 Difference]: Without dead ends: 0 [2022-02-10 21:47:40,094 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=107, Invalid=273, Unknown=0, NotChecked=0, Total=380 [2022-02-10 21:47:40,095 INFO L934 BasicCegarLoop]: 127 mSDtfsCounter, 222 mSDsluCounter, 829 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 21:47:40,095 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [222 Valid, 932 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 21:47:40,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-10 21:47:40,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-10 21:47:40,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:47:40,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-10 21:47:40,096 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 93 [2022-02-10 21:47:40,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:47:40,096 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-10 21:47:40,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.642857142857143) internal successors, (93), 14 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) [2022-02-10 21:47:40,096 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-10 21:47:40,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-10 21:47:40,099 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-02-10 21:47:40,099 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2022-02-10 21:47:40,099 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 6 remaining) [2022-02-10 21:47:40,099 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 6 remaining) [2022-02-10 21:47:40,099 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 6 remaining) [2022-02-10 21:47:40,099 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-02-10 21:47:40,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-10 21:47:40,102 INFO L733 BasicCegarLoop]: Path program histogram: [6, 3, 3, 1, 1, 1, 1, 1] [2022-02-10 21:47:40,105 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 21:47:40,105 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 21:47:40,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 09:47:40 BasicIcfg [2022-02-10 21:47:40,107 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 21:47:40,109 INFO L158 Benchmark]: Toolchain (without parser) took 23648.58ms. Allocated memory was 176.2MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 117.3MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2022-02-10 21:47:40,110 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 176.2MB. Free memory is still 135.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 21:47:40,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 644.37ms. Allocated memory was 176.2MB in the beginning and 253.8MB in the end (delta: 77.6MB). Free memory was 117.2MB in the beginning and 208.1MB in the end (delta: -91.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-02-10 21:47:40,110 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.04ms. Allocated memory is still 253.8MB. Free memory was 208.1MB in the beginning and 204.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-10 21:47:40,110 INFO L158 Benchmark]: Boogie Preprocessor took 45.65ms. Allocated memory is still 253.8MB. Free memory was 204.0MB in the beginning and 200.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-10 21:47:40,110 INFO L158 Benchmark]: RCFGBuilder took 1743.22ms. Allocated memory is still 253.8MB. Free memory was 200.3MB in the beginning and 160.3MB in the end (delta: 40.0MB). Peak memory consumption was 108.7MB. Max. memory is 8.0GB. [2022-02-10 21:47:40,111 INFO L158 Benchmark]: TraceAbstraction took 21154.16ms. Allocated memory was 253.8MB in the beginning and 3.4GB in the end (delta: 3.1GB). Free memory was 159.8MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2022-02-10 21:47:40,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 176.2MB. Free memory is still 135.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 644.37ms. Allocated memory was 176.2MB in the beginning and 253.8MB in the end (delta: 77.6MB). Free memory was 117.2MB in the beginning and 208.1MB in the end (delta: -91.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 56.04ms. Allocated memory is still 253.8MB. Free memory was 208.1MB in the beginning and 204.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 45.65ms. Allocated memory is still 253.8MB. Free memory was 204.0MB in the beginning and 200.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1743.22ms. Allocated memory is still 253.8MB. Free memory was 200.3MB in the beginning and 160.3MB in the end (delta: 40.0MB). Peak memory consumption was 108.7MB. Max. memory is 8.0GB. * TraceAbstraction took 21154.16ms. Allocated memory was 253.8MB in the beginning and 3.4GB in the end (delta: 3.1GB). Free memory was 159.8MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 149 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 21.0s, OverallIterations: 17, TraceHistogramMax: 1, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.3s, AutomataDifference: 9.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.7s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4286 SdHoareTripleChecker+Valid, 5.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4286 mSDsluCounter, 15316 SdHoareTripleChecker+Invalid, 4.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13873 mSDsCounter, 676 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4476 IncrementalHoareTripleChecker+Invalid, 5152 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 676 mSolverCounterUnsat, 2305 mSDtfsCounter, 4476 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 299 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 263 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 869 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19223occurred in iteration=0, InterpolantAutomatonStates: 197, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.4s AutomataMinimizationTime, 17 MinimizatonAttempts, 10106 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 1458 NumberOfCodeBlocks, 1458 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1441 ConstructedInterpolants, 0 QuantifiedInterpolants, 10069 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-10 21:47:40,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...