/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-11 18:17:20,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-11 18:17:20,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-11 18:17:20,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-11 18:17:20,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-11 18:17:20,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-11 18:17:20,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-11 18:17:20,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-11 18:17:20,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-11 18:17:20,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-11 18:17:20,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-11 18:17:20,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-11 18:17:20,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-11 18:17:20,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-11 18:17:20,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-11 18:17:20,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-11 18:17:20,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-11 18:17:20,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-11 18:17:20,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-11 18:17:20,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-11 18:17:20,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-11 18:17:20,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-11 18:17:20,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-11 18:17:20,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-11 18:17:20,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-11 18:17:20,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-11 18:17:20,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-11 18:17:20,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-11 18:17:20,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-11 18:17:20,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-11 18:17:20,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-11 18:17:20,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-11 18:17:20,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-11 18:17:20,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-11 18:17:20,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-11 18:17:20,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-11 18:17:20,396 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 [2020-11-11 18:17:20,448 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-11 18:17:20,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-11 18:17:20,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-11 18:17:20,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-11 18:17:20,453 INFO L138 SettingsManager]: * Use SBE=true [2020-11-11 18:17:20,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-11 18:17:20,454 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-11 18:17:20,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-11 18:17:20,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-11 18:17:20,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-11 18:17:20,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-11 18:17:20,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-11 18:17:20,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-11 18:17:20,457 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-11 18:17:20,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-11 18:17:20,458 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-11 18:17:20,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-11 18:17:20,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-11 18:17:20,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-11 18:17:20,459 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-11 18:17:20,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-11 18:17:20,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-11 18:17:20,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-11 18:17:20,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-11 18:17:20,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-11 18:17:20,466 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-11 18:17:20,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-11 18:17:20,467 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-11-11 18:17:20,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-11 18:17:20,469 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-11 18:17:20,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-11 18:17:20,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-11 18:17:20,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-11 18:17:20,903 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-11 18:17:20,904 INFO L275 PluginConnector]: CDTParser initialized [2020-11-11 18:17:20,905 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_power.oepc.i [2020-11-11 18:17:20,980 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff6b234d6/f038e7b806704ad9b556a79f9d5748fb/FLAG12f66cb5b [2020-11-11 18:17:21,777 INFO L306 CDTParser]: Found 1 translation units. [2020-11-11 18:17:21,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.oepc.i [2020-11-11 18:17:21,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff6b234d6/f038e7b806704ad9b556a79f9d5748fb/FLAG12f66cb5b [2020-11-11 18:17:22,022 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff6b234d6/f038e7b806704ad9b556a79f9d5748fb [2020-11-11 18:17:22,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-11 18:17:22,035 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-11 18:17:22,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-11 18:17:22,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-11 18:17:22,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-11 18:17:22,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 06:17:22" (1/1) ... [2020-11-11 18:17:22,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601c74e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:17:22, skipping insertion in model container [2020-11-11 18:17:22,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 06:17:22" (1/1) ... [2020-11-11 18:17:22,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-11 18:17:22,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-11 18:17:22,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-11 18:17:22,598 INFO L203 MainTranslator]: Completed pre-run [2020-11-11 18:17:22,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-11 18:17:22,786 INFO L208 MainTranslator]: Completed translation [2020-11-11 18:17:22,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:17:22 WrapperNode [2020-11-11 18:17:22,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-11 18:17:22,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-11 18:17:22,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-11 18:17:22,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-11 18:17:22,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:17:22" (1/1) ... [2020-11-11 18:17:22,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:17:22" (1/1) ... [2020-11-11 18:17:22,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-11 18:17:22,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-11 18:17:22,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-11 18:17:22,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-11 18:17:22,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:17:22" (1/1) ... [2020-11-11 18:17:22,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:17:22" (1/1) ... [2020-11-11 18:17:22,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:17:22" (1/1) ... [2020-11-11 18:17:22,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:17:22" (1/1) ... [2020-11-11 18:17:22,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:17:22" (1/1) ... [2020-11-11 18:17:22,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:17:22" (1/1) ... [2020-11-11 18:17:22,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:17:22" (1/1) ... [2020-11-11 18:17:22,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-11 18:17:22,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-11 18:17:22,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-11 18:17:22,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-11 18:17:22,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:17:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-11 18:17:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-11 18:17:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-11 18:17:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-11 18:17:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-11 18:17:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-11 18:17:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-11 18:17:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-11 18:17:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-11 18:17:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-11 18:17:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-11 18:17:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-11 18:17:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-11 18:17:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-11 18:17:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-11 18:17:23,085 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-11 18:17:28,246 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-11 18:17:28,247 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-11-11 18:17:28,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 06:17:28 BoogieIcfgContainer [2020-11-11 18:17:28,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-11 18:17:28,253 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-11 18:17:28,253 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-11 18:17:28,257 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-11 18:17:28,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.11 06:17:22" (1/3) ... [2020-11-11 18:17:28,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a79988b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 06:17:28, skipping insertion in model container [2020-11-11 18:17:28,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:17:22" (2/3) ... [2020-11-11 18:17:28,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a79988b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 06:17:28, skipping insertion in model container [2020-11-11 18:17:28,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 06:17:28" (3/3) ... [2020-11-11 18:17:28,261 INFO L111 eAbstractionObserver]: Analyzing ICFG safe035_power.oepc.i [2020-11-11 18:17:28,282 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-11 18:17:28,283 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-11 18:17:28,287 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-11 18:17:28,288 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-11 18:17:28,354 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,354 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,355 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,355 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,355 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,355 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,356 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,356 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,356 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,356 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,357 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,357 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,357 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,357 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,357 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,358 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,358 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,358 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,358 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,359 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,359 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,359 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,360 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,360 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,360 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,360 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,360 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,361 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,361 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,361 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,361 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,364 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,364 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,365 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,365 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,365 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,365 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,365 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,366 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,367 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,367 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,367 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,368 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,368 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,368 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,368 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,368 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,368 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,369 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,369 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,369 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,370 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,370 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,370 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,370 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,370 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,370 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,371 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,371 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,374 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,374 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,374 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,377 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,377 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,381 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,381 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,381 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,381 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,381 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,381 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,382 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,382 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,386 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,386 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,386 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,387 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,387 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,387 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,387 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,387 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,388 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,388 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,388 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,391 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,391 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,391 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,395 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,395 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,398 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,407 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,407 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,407 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,409 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,409 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,409 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,412 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,412 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,413 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,413 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,413 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,413 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,413 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,413 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,414 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,414 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,414 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,414 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,414 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,415 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,415 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,417 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,417 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,418 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,418 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,418 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,418 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,418 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,419 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,419 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,419 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,419 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,420 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,420 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,424 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,424 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,424 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,424 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,425 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,425 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,425 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,426 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,426 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,426 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,427 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,427 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,427 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,427 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,427 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,428 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,429 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,429 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,429 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,429 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,430 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,430 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,430 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,430 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,430 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,431 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,431 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,431 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,431 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,431 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,432 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,432 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,433 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,433 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,433 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,433 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,441 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,441 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,442 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,442 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,442 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,442 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,442 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,443 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,443 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,450 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,451 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,452 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,452 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,452 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,452 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,452 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,452 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,453 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,454 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,454 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,454 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,454 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,454 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,454 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,455 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,455 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,455 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,455 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,455 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,455 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,455 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,456 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,456 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,457 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,458 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,460 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,460 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,460 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,460 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,461 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,461 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,461 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,464 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,464 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,464 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,464 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,467 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,468 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,468 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,468 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,468 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,468 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,469 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,470 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,473 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,474 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,475 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,476 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,478 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,478 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,479 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,479 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,479 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,479 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,480 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,480 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,480 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,480 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,480 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,481 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,481 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,481 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,481 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,481 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,482 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,482 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,482 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,482 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,482 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,482 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,482 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,483 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,485 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,485 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,486 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,486 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,486 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,486 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,486 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,487 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,487 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,487 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,487 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,487 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,488 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,488 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,488 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,488 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,489 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,489 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,489 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,489 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,489 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,489 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,490 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,490 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,490 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,490 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,490 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,491 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,491 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,491 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,491 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,491 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,491 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,492 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,492 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,492 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,492 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,492 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,492 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,493 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,493 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,493 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,493 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 18:17:28,495 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-11 18:17:28,507 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-11-11 18:17:28,530 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-11 18:17:28,530 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-11 18:17:28,530 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-11 18:17:28,530 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-11 18:17:28,530 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-11 18:17:28,531 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-11 18:17:28,531 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-11 18:17:28,531 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-11 18:17:28,542 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 113 places, 106 transitions, 227 flow [2020-11-11 18:17:30,694 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 23889 states, 23885 states have (on average 3.7269415951433955) internal successors, (89018), 23888 states have internal predecessors, (89018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:30,836 INFO L276 IsEmpty]: Start isEmpty. Operand has 23889 states, 23885 states have (on average 3.7269415951433955) internal successors, (89018), 23888 states have internal predecessors, (89018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:30,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-11 18:17:30,871 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:30,873 INFO L494 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] [2020-11-11 18:17:30,873 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:30,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:30,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1258398942, now seen corresponding path program 1 times [2020-11-11 18:17:30,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:30,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224853509] [2020-11-11 18:17:30,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:31,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:31,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224853509] [2020-11-11 18:17:31,298 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:31,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-11 18:17:31,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93466096] [2020-11-11 18:17:31,304 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-11 18:17:31,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:31,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-11 18:17:31,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 18:17:31,358 INFO L87 Difference]: Start difference. First operand has 23889 states, 23885 states have (on average 3.7269415951433955) internal successors, (89018), 23888 states have internal predecessors, (89018), 0 states have call successors, (0), 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 24.5) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:31,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:31,863 INFO L93 Difference]: Finished difference Result 20082 states and 72449 transitions. [2020-11-11 18:17:31,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-11 18:17:31,866 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 24.5) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 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 49 [2020-11-11 18:17:31,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:32,145 INFO L225 Difference]: With dead ends: 20082 [2020-11-11 18:17:32,146 INFO L226 Difference]: Without dead ends: 12063 [2020-11-11 18:17:32,147 INFO L749 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 [2020-11-11 18:17:32,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12063 states. [2020-11-11 18:17:32,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12063 to 12063. [2020-11-11 18:17:32,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12063 states, 12062 states have (on average 3.568728237439894) internal successors, (43046), 12062 states have internal predecessors, (43046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:33,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12063 states to 12063 states and 43046 transitions. [2020-11-11 18:17:33,033 INFO L78 Accepts]: Start accepts. Automaton has 12063 states and 43046 transitions. Word has length 49 [2020-11-11 18:17:33,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:33,035 INFO L481 AbstractCegarLoop]: Abstraction has 12063 states and 43046 transitions. [2020-11-11 18:17:33,036 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 24.5) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:33,036 INFO L276 IsEmpty]: Start isEmpty. Operand 12063 states and 43046 transitions. [2020-11-11 18:17:33,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-11 18:17:33,056 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:33,057 INFO L494 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] [2020-11-11 18:17:33,057 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-11 18:17:33,057 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:33,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:33,059 INFO L82 PathProgramCache]: Analyzing trace with hash -1042405157, now seen corresponding path program 1 times [2020-11-11 18:17:33,059 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:33,059 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352662948] [2020-11-11 18:17:33,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:33,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:33,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352662948] [2020-11-11 18:17:33,646 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:33,646 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-11 18:17:33,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971829371] [2020-11-11 18:17:33,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-11 18:17:33,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:33,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-11 18:17:33,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-11-11 18:17:33,650 INFO L87 Difference]: Start difference. First operand 12063 states and 43046 transitions. Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:34,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:34,382 INFO L93 Difference]: Finished difference Result 14889 states and 52661 transitions. [2020-11-11 18:17:34,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-11 18:17:34,383 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 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 62 [2020-11-11 18:17:34,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:34,474 INFO L225 Difference]: With dead ends: 14889 [2020-11-11 18:17:34,474 INFO L226 Difference]: Without dead ends: 11973 [2020-11-11 18:17:34,476 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2020-11-11 18:17:34,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11973 states. [2020-11-11 18:17:35,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11973 to 11967. [2020-11-11 18:17:35,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11967 states, 11966 states have (on average 3.565268260070199) internal successors, (42662), 11966 states have internal predecessors, (42662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:35,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11967 states to 11967 states and 42662 transitions. [2020-11-11 18:17:35,154 INFO L78 Accepts]: Start accepts. Automaton has 11967 states and 42662 transitions. Word has length 62 [2020-11-11 18:17:35,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:35,156 INFO L481 AbstractCegarLoop]: Abstraction has 11967 states and 42662 transitions. [2020-11-11 18:17:35,156 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:35,156 INFO L276 IsEmpty]: Start isEmpty. Operand 11967 states and 42662 transitions. [2020-11-11 18:17:35,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-11 18:17:35,183 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:35,183 INFO L494 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] [2020-11-11 18:17:35,184 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-11 18:17:35,184 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:35,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:35,188 INFO L82 PathProgramCache]: Analyzing trace with hash 31346556, now seen corresponding path program 1 times [2020-11-11 18:17:35,188 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:35,189 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597310471] [2020-11-11 18:17:35,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:35,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:35,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:35,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597310471] [2020-11-11 18:17:35,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:35,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-11 18:17:35,648 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358215952] [2020-11-11 18:17:35,649 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-11 18:17:35,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:35,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-11 18:17:35,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-11 18:17:35,650 INFO L87 Difference]: Start difference. First operand 11967 states and 42662 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:35,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:35,917 INFO L93 Difference]: Finished difference Result 12339 states and 43349 transitions. [2020-11-11 18:17:35,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-11 18:17:35,918 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2020-11-11 18:17:35,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:35,960 INFO L225 Difference]: With dead ends: 12339 [2020-11-11 18:17:35,961 INFO L226 Difference]: Without dead ends: 9471 [2020-11-11 18:17:35,961 INFO L749 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 [2020-11-11 18:17:36,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9471 states. [2020-11-11 18:17:36,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9471 to 9471. [2020-11-11 18:17:36,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9471 states, 9470 states have (on average 3.5115100316789865) internal successors, (33254), 9470 states have internal predecessors, (33254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:36,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9471 states to 9471 states and 33254 transitions. [2020-11-11 18:17:36,403 INFO L78 Accepts]: Start accepts. Automaton has 9471 states and 33254 transitions. Word has length 64 [2020-11-11 18:17:36,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:36,404 INFO L481 AbstractCegarLoop]: Abstraction has 9471 states and 33254 transitions. [2020-11-11 18:17:36,404 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:36,404 INFO L276 IsEmpty]: Start isEmpty. Operand 9471 states and 33254 transitions. [2020-11-11 18:17:36,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-11 18:17:36,423 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:36,423 INFO L494 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] [2020-11-11 18:17:36,424 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-11 18:17:36,424 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:36,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:36,424 INFO L82 PathProgramCache]: Analyzing trace with hash -1019139842, now seen corresponding path program 1 times [2020-11-11 18:17:36,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:36,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090701827] [2020-11-11 18:17:36,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:37,116 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 28 [2020-11-11 18:17:37,270 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 33 [2020-11-11 18:17:37,434 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 38 [2020-11-11 18:17:37,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:37,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090701827] [2020-11-11 18:17:37,529 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:37,529 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-11-11 18:17:37,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329325390] [2020-11-11 18:17:37,530 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-11-11 18:17:37,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:37,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-11-11 18:17:37,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2020-11-11 18:17:37,531 INFO L87 Difference]: Start difference. First operand 9471 states and 33254 transitions. Second operand has 14 states, 14 states have (on average 4.714285714285714) internal successors, (66), 14 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:38,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:38,733 INFO L93 Difference]: Finished difference Result 11859 states and 41367 transitions. [2020-11-11 18:17:38,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-11 18:17:38,734 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.714285714285714) internal successors, (66), 14 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2020-11-11 18:17:38,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:38,781 INFO L225 Difference]: With dead ends: 11859 [2020-11-11 18:17:38,781 INFO L226 Difference]: Without dead ends: 9903 [2020-11-11 18:17:38,782 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2020-11-11 18:17:38,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9903 states. [2020-11-11 18:17:39,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9903 to 9903. [2020-11-11 18:17:39,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9903 states, 9902 states have (on average 3.5081801656231066) internal successors, (34738), 9902 states have internal predecessors, (34738), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:39,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9903 states to 9903 states and 34738 transitions. [2020-11-11 18:17:39,180 INFO L78 Accepts]: Start accepts. Automaton has 9903 states and 34738 transitions. Word has length 66 [2020-11-11 18:17:39,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:39,180 INFO L481 AbstractCegarLoop]: Abstraction has 9903 states and 34738 transitions. [2020-11-11 18:17:39,180 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 4.714285714285714) internal successors, (66), 14 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:39,181 INFO L276 IsEmpty]: Start isEmpty. Operand 9903 states and 34738 transitions. [2020-11-11 18:17:39,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-11 18:17:39,208 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:39,209 INFO L494 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] [2020-11-11 18:17:39,209 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-11 18:17:39,209 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:39,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:39,210 INFO L82 PathProgramCache]: Analyzing trace with hash 597366559, now seen corresponding path program 1 times [2020-11-11 18:17:39,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:39,210 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931535664] [2020-11-11 18:17:39,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:39,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:39,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931535664] [2020-11-11 18:17:39,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:39,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-11 18:17:39,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135669470] [2020-11-11 18:17:39,625 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-11 18:17:39,625 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:39,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-11 18:17:39,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-11 18:17:39,626 INFO L87 Difference]: Start difference. First operand 9903 states and 34738 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:40,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:40,428 INFO L93 Difference]: Finished difference Result 13430 states and 47071 transitions. [2020-11-11 18:17:40,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-11 18:17:40,429 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2020-11-11 18:17:40,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:40,467 INFO L225 Difference]: With dead ends: 13430 [2020-11-11 18:17:40,467 INFO L226 Difference]: Without dead ends: 11658 [2020-11-11 18:17:40,468 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-11-11 18:17:40,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11658 states. [2020-11-11 18:17:40,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11658 to 10134. [2020-11-11 18:17:40,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10134 states, 10133 states have (on average 3.491266160071055) internal successors, (35377), 10133 states have internal predecessors, (35377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:40,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10134 states to 10134 states and 35377 transitions. [2020-11-11 18:17:40,795 INFO L78 Accepts]: Start accepts. Automaton has 10134 states and 35377 transitions. Word has length 68 [2020-11-11 18:17:40,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:40,795 INFO L481 AbstractCegarLoop]: Abstraction has 10134 states and 35377 transitions. [2020-11-11 18:17:40,795 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:40,795 INFO L276 IsEmpty]: Start isEmpty. Operand 10134 states and 35377 transitions. [2020-11-11 18:17:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-11 18:17:40,820 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:40,821 INFO L494 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] [2020-11-11 18:17:40,821 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-11 18:17:40,821 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:40,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:40,822 INFO L82 PathProgramCache]: Analyzing trace with hash -1805221377, now seen corresponding path program 2 times [2020-11-11 18:17:40,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:40,822 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066509403] [2020-11-11 18:17:40,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:41,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:41,150 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066509403] [2020-11-11 18:17:41,151 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:41,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-11 18:17:41,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662147411] [2020-11-11 18:17:41,152 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-11 18:17:41,152 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:41,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-11 18:17:41,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-11-11 18:17:41,154 INFO L87 Difference]: Start difference. First operand 10134 states and 35377 transitions. Second operand has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:41,768 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-11-11 18:17:42,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:42,296 INFO L93 Difference]: Finished difference Result 22411 states and 78454 transitions. [2020-11-11 18:17:42,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-11 18:17:42,297 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2020-11-11 18:17:42,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:42,361 INFO L225 Difference]: With dead ends: 22411 [2020-11-11 18:17:42,361 INFO L226 Difference]: Without dead ends: 18544 [2020-11-11 18:17:42,361 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2020-11-11 18:17:42,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18544 states. [2020-11-11 18:17:42,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18544 to 10460. [2020-11-11 18:17:42,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10460 states, 10459 states have (on average 3.4913471651209487) internal successors, (36516), 10459 states have internal predecessors, (36516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:42,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10460 states to 10460 states and 36516 transitions. [2020-11-11 18:17:42,791 INFO L78 Accepts]: Start accepts. Automaton has 10460 states and 36516 transitions. Word has length 68 [2020-11-11 18:17:42,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:42,792 INFO L481 AbstractCegarLoop]: Abstraction has 10460 states and 36516 transitions. [2020-11-11 18:17:42,792 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:42,792 INFO L276 IsEmpty]: Start isEmpty. Operand 10460 states and 36516 transitions. [2020-11-11 18:17:42,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-11 18:17:42,946 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:42,946 INFO L494 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] [2020-11-11 18:17:42,946 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-11 18:17:42,946 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:42,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:42,947 INFO L82 PathProgramCache]: Analyzing trace with hash -1262114247, now seen corresponding path program 3 times [2020-11-11 18:17:42,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:42,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543354377] [2020-11-11 18:17:42,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:43,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:43,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543354377] [2020-11-11 18:17:43,133 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:43,133 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-11 18:17:43,134 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556393042] [2020-11-11 18:17:43,135 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-11 18:17:43,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:43,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-11 18:17:43,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-11 18:17:43,136 INFO L87 Difference]: Start difference. First operand 10460 states and 36516 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:43,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:43,334 INFO L93 Difference]: Finished difference Result 11736 states and 40022 transitions. [2020-11-11 18:17:43,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-11 18:17:43,335 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2020-11-11 18:17:43,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:43,357 INFO L225 Difference]: With dead ends: 11736 [2020-11-11 18:17:43,357 INFO L226 Difference]: Without dead ends: 8320 [2020-11-11 18:17:43,358 INFO L749 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 [2020-11-11 18:17:43,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8320 states. [2020-11-11 18:17:43,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8320 to 8320. [2020-11-11 18:17:43,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8320 states, 8319 states have (on average 3.3768481788676525) internal successors, (28092), 8319 states have internal predecessors, (28092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:43,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8320 states to 8320 states and 28092 transitions. [2020-11-11 18:17:43,593 INFO L78 Accepts]: Start accepts. Automaton has 8320 states and 28092 transitions. Word has length 68 [2020-11-11 18:17:43,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:43,594 INFO L481 AbstractCegarLoop]: Abstraction has 8320 states and 28092 transitions. [2020-11-11 18:17:43,594 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:43,594 INFO L276 IsEmpty]: Start isEmpty. Operand 8320 states and 28092 transitions. [2020-11-11 18:17:43,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-11-11 18:17:43,611 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:43,611 INFO L494 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] [2020-11-11 18:17:43,611 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-11 18:17:43,611 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:43,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:43,612 INFO L82 PathProgramCache]: Analyzing trace with hash -1914905184, now seen corresponding path program 1 times [2020-11-11 18:17:43,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:43,612 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240728029] [2020-11-11 18:17:43,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:44,090 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 15 [2020-11-11 18:17:44,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:44,272 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240728029] [2020-11-11 18:17:44,272 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:44,272 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-11-11 18:17:44,272 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868994771] [2020-11-11 18:17:44,273 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-11-11 18:17:44,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:44,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-11-11 18:17:44,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-11-11 18:17:44,275 INFO L87 Difference]: Start difference. First operand 8320 states and 28092 transitions. Second operand has 12 states, 12 states have (on average 5.833333333333333) internal successors, (70), 12 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:45,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:45,210 INFO L93 Difference]: Finished difference Result 13944 states and 47003 transitions. [2020-11-11 18:17:45,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-11 18:17:45,211 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.833333333333333) internal successors, (70), 12 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2020-11-11 18:17:45,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:45,243 INFO L225 Difference]: With dead ends: 13944 [2020-11-11 18:17:45,244 INFO L226 Difference]: Without dead ends: 10403 [2020-11-11 18:17:45,245 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2020-11-11 18:17:45,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10403 states. [2020-11-11 18:17:45,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10403 to 9965. [2020-11-11 18:17:45,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9965 states, 9964 states have (on average 3.393014853472501) internal successors, (33808), 9964 states have internal predecessors, (33808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:45,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9965 states to 9965 states and 33808 transitions. [2020-11-11 18:17:45,583 INFO L78 Accepts]: Start accepts. Automaton has 9965 states and 33808 transitions. Word has length 70 [2020-11-11 18:17:45,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:45,584 INFO L481 AbstractCegarLoop]: Abstraction has 9965 states and 33808 transitions. [2020-11-11 18:17:45,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 5.833333333333333) internal successors, (70), 12 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:45,584 INFO L276 IsEmpty]: Start isEmpty. Operand 9965 states and 33808 transitions. [2020-11-11 18:17:45,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-11-11 18:17:45,608 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:45,609 INFO L494 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] [2020-11-11 18:17:45,609 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-11 18:17:45,609 INFO L429 AbstractCegarLoop]: === Iteration 9 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:45,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:45,610 INFO L82 PathProgramCache]: Analyzing trace with hash -1346914630, now seen corresponding path program 2 times [2020-11-11 18:17:45,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:45,614 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973415984] [2020-11-11 18:17:45,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:45,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:45,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973415984] [2020-11-11 18:17:45,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:45,808 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-11 18:17:45,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12433759] [2020-11-11 18:17:45,808 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-11 18:17:45,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:45,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-11 18:17:45,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-11 18:17:45,810 INFO L87 Difference]: Start difference. First operand 9965 states and 33808 transitions. Second operand has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:46,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:46,114 INFO L93 Difference]: Finished difference Result 8663 states and 28425 transitions. [2020-11-11 18:17:46,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-11 18:17:46,115 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2020-11-11 18:17:46,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:46,129 INFO L225 Difference]: With dead ends: 8663 [2020-11-11 18:17:46,129 INFO L226 Difference]: Without dead ends: 5435 [2020-11-11 18:17:46,129 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2020-11-11 18:17:46,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5435 states. [2020-11-11 18:17:46,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5435 to 5217. [2020-11-11 18:17:46,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5217 states, 5216 states have (on average 3.175805214723926) internal successors, (16565), 5216 states have internal predecessors, (16565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:46,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5217 states to 5217 states and 16565 transitions. [2020-11-11 18:17:46,267 INFO L78 Accepts]: Start accepts. Automaton has 5217 states and 16565 transitions. Word has length 70 [2020-11-11 18:17:46,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:46,267 INFO L481 AbstractCegarLoop]: Abstraction has 5217 states and 16565 transitions. [2020-11-11 18:17:46,268 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 5217 states and 16565 transitions. [2020-11-11 18:17:46,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-11 18:17:46,279 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:46,279 INFO L494 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] [2020-11-11 18:17:46,279 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-11 18:17:46,279 INFO L429 AbstractCegarLoop]: === Iteration 10 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:46,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:46,280 INFO L82 PathProgramCache]: Analyzing trace with hash -961964066, now seen corresponding path program 1 times [2020-11-11 18:17:46,280 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:46,280 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829956269] [2020-11-11 18:17:46,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:47,000 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 21 [2020-11-11 18:17:47,189 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 28 [2020-11-11 18:17:47,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:47,464 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829956269] [2020-11-11 18:17:47,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:47,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-11-11 18:17:47,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283187921] [2020-11-11 18:17:47,465 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-11-11 18:17:47,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:47,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-11-11 18:17:47,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2020-11-11 18:17:47,466 INFO L87 Difference]: Start difference. First operand 5217 states and 16565 transitions. Second operand has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:48,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:48,372 INFO L93 Difference]: Finished difference Result 10155 states and 32327 transitions. [2020-11-11 18:17:48,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-11 18:17:48,372 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2020-11-11 18:17:48,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:48,383 INFO L225 Difference]: With dead ends: 10155 [2020-11-11 18:17:48,383 INFO L226 Difference]: Without dead ends: 6537 [2020-11-11 18:17:48,383 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=117, Invalid=263, Unknown=0, NotChecked=0, Total=380 [2020-11-11 18:17:48,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6537 states. [2020-11-11 18:17:48,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6537 to 3755. [2020-11-11 18:17:48,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3755 states, 3754 states have (on average 3.151838039424614) internal successors, (11832), 3754 states have internal predecessors, (11832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:48,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3755 states to 3755 states and 11832 transitions. [2020-11-11 18:17:48,496 INFO L78 Accepts]: Start accepts. Automaton has 3755 states and 11832 transitions. Word has length 74 [2020-11-11 18:17:48,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:48,497 INFO L481 AbstractCegarLoop]: Abstraction has 3755 states and 11832 transitions. [2020-11-11 18:17:48,497 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:48,497 INFO L276 IsEmpty]: Start isEmpty. Operand 3755 states and 11832 transitions. [2020-11-11 18:17:48,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-11 18:17:48,505 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:48,505 INFO L494 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] [2020-11-11 18:17:48,505 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-11 18:17:48,505 INFO L429 AbstractCegarLoop]: === Iteration 11 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:48,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:48,505 INFO L82 PathProgramCache]: Analyzing trace with hash -1426091200, now seen corresponding path program 1 times [2020-11-11 18:17:48,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:48,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296216203] [2020-11-11 18:17:48,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:49,109 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 22 [2020-11-11 18:17:49,265 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 31 [2020-11-11 18:17:49,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:49,345 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296216203] [2020-11-11 18:17:49,345 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:49,345 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-11-11 18:17:49,346 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499797108] [2020-11-11 18:17:49,346 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-11-11 18:17:49,346 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:49,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-11-11 18:17:49,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-11-11 18:17:49,347 INFO L87 Difference]: Start difference. First operand 3755 states and 11832 transitions. Second operand has 13 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 13 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:50,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:50,683 INFO L93 Difference]: Finished difference Result 6257 states and 19761 transitions. [2020-11-11 18:17:50,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-11 18:17:50,684 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 13 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2020-11-11 18:17:50,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:50,693 INFO L225 Difference]: With dead ends: 6257 [2020-11-11 18:17:50,694 INFO L226 Difference]: Without dead ends: 4603 [2020-11-11 18:17:50,694 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=119, Invalid=301, Unknown=0, NotChecked=0, Total=420 [2020-11-11 18:17:50,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4603 states. [2020-11-11 18:17:50,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4603 to 4255. [2020-11-11 18:17:50,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4255 states, 4254 states have (on average 3.153737658674189) internal successors, (13416), 4254 states have internal predecessors, (13416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:50,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 4255 states and 13416 transitions. [2020-11-11 18:17:50,819 INFO L78 Accepts]: Start accepts. Automaton has 4255 states and 13416 transitions. Word has length 74 [2020-11-11 18:17:50,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:50,819 INFO L481 AbstractCegarLoop]: Abstraction has 4255 states and 13416 transitions. [2020-11-11 18:17:50,819 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.6923076923076925) internal successors, (74), 13 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:50,819 INFO L276 IsEmpty]: Start isEmpty. Operand 4255 states and 13416 transitions. [2020-11-11 18:17:50,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-11 18:17:50,829 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:50,830 INFO L494 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] [2020-11-11 18:17:50,830 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-11 18:17:50,830 INFO L429 AbstractCegarLoop]: === Iteration 12 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:50,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:50,830 INFO L82 PathProgramCache]: Analyzing trace with hash -893479326, now seen corresponding path program 2 times [2020-11-11 18:17:50,831 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:50,831 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561720513] [2020-11-11 18:17:50,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:51,625 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 42 [2020-11-11 18:17:51,900 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 35 [2020-11-11 18:17:52,137 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 36 [2020-11-11 18:17:52,293 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 33 [2020-11-11 18:17:52,493 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 32 [2020-11-11 18:17:52,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:52,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561720513] [2020-11-11 18:17:52,641 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:52,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-11-11 18:17:52,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461924878] [2020-11-11 18:17:52,642 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-11-11 18:17:52,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:52,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-11-11 18:17:52,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2020-11-11 18:17:52,643 INFO L87 Difference]: Start difference. First operand 4255 states and 13416 transitions. Second operand has 18 states, 18 states have (on average 4.111111111111111) internal successors, (74), 18 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:53,343 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2020-11-11 18:17:53,695 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 45 [2020-11-11 18:17:54,095 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2020-11-11 18:17:54,344 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 55 [2020-11-11 18:17:54,667 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 60 [2020-11-11 18:17:54,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:54,873 INFO L93 Difference]: Finished difference Result 7791 states and 24676 transitions. [2020-11-11 18:17:54,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-11 18:17:54,874 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 4.111111111111111) internal successors, (74), 18 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2020-11-11 18:17:54,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:54,883 INFO L225 Difference]: With dead ends: 7791 [2020-11-11 18:17:54,884 INFO L226 Difference]: Without dead ends: 4385 [2020-11-11 18:17:54,884 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=119, Invalid=481, Unknown=0, NotChecked=0, Total=600 [2020-11-11 18:17:54,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4385 states. [2020-11-11 18:17:54,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4385 to 4385. [2020-11-11 18:17:54,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4385 states, 4384 states have (on average 3.137089416058394) internal successors, (13753), 4384 states have internal predecessors, (13753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:55,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4385 states to 4385 states and 13753 transitions. [2020-11-11 18:17:55,006 INFO L78 Accepts]: Start accepts. Automaton has 4385 states and 13753 transitions. Word has length 74 [2020-11-11 18:17:55,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:55,007 INFO L481 AbstractCegarLoop]: Abstraction has 4385 states and 13753 transitions. [2020-11-11 18:17:55,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 4.111111111111111) internal successors, (74), 18 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:55,007 INFO L276 IsEmpty]: Start isEmpty. Operand 4385 states and 13753 transitions. [2020-11-11 18:17:55,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-11 18:17:55,017 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:55,018 INFO L494 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] [2020-11-11 18:17:55,018 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-11 18:17:55,018 INFO L429 AbstractCegarLoop]: === Iteration 13 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:55,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:55,019 INFO L82 PathProgramCache]: Analyzing trace with hash -1807021602, now seen corresponding path program 3 times [2020-11-11 18:17:55,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:55,019 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539260419] [2020-11-11 18:17:55,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:55,645 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 29 [2020-11-11 18:17:55,808 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 28 [2020-11-11 18:17:56,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:56,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539260419] [2020-11-11 18:17:56,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:56,142 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-11-11 18:17:56,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150124382] [2020-11-11 18:17:56,142 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-11-11 18:17:56,142 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:56,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-11-11 18:17:56,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2020-11-11 18:17:56,143 INFO L87 Difference]: Start difference. First operand 4385 states and 13753 transitions. Second operand has 16 states, 16 states have (on average 4.625) internal successors, (74), 16 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:57,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:57,521 INFO L93 Difference]: Finished difference Result 8853 states and 27893 transitions. [2020-11-11 18:17:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-11-11 18:17:57,522 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.625) internal successors, (74), 16 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2020-11-11 18:17:57,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:57,532 INFO L225 Difference]: With dead ends: 8853 [2020-11-11 18:17:57,532 INFO L226 Difference]: Without dead ends: 6215 [2020-11-11 18:17:57,532 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=180, Invalid=522, Unknown=0, NotChecked=0, Total=702 [2020-11-11 18:17:57,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6215 states. [2020-11-11 18:17:57,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6215 to 4933. [2020-11-11 18:17:57,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4933 states, 4932 states have (on average 3.1401054339010543) internal successors, (15487), 4932 states have internal predecessors, (15487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:57,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4933 states to 4933 states and 15487 transitions. [2020-11-11 18:17:57,651 INFO L78 Accepts]: Start accepts. Automaton has 4933 states and 15487 transitions. Word has length 74 [2020-11-11 18:17:57,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:57,652 INFO L481 AbstractCegarLoop]: Abstraction has 4933 states and 15487 transitions. [2020-11-11 18:17:57,652 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 4.625) internal successors, (74), 16 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:57,652 INFO L276 IsEmpty]: Start isEmpty. Operand 4933 states and 15487 transitions. [2020-11-11 18:17:57,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-11 18:17:57,661 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:57,661 INFO L494 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] [2020-11-11 18:17:57,661 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-11 18:17:57,661 INFO L429 AbstractCegarLoop]: === Iteration 14 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:57,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:57,662 INFO L82 PathProgramCache]: Analyzing trace with hash -1098139040, now seen corresponding path program 4 times [2020-11-11 18:17:57,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:57,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235730315] [2020-11-11 18:17:57,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:58,213 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235730315] [2020-11-11 18:17:58,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:58,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-11-11 18:17:58,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484162926] [2020-11-11 18:17:58,214 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-11-11 18:17:58,214 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:58,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-11-11 18:17:58,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-11-11 18:17:58,215 INFO L87 Difference]: Start difference. First operand 4933 states and 15487 transitions. Second operand has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 12 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:59,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:17:59,632 INFO L93 Difference]: Finished difference Result 11743 states and 37326 transitions. [2020-11-11 18:17:59,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-11 18:17:59,633 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 12 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2020-11-11 18:17:59,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:17:59,647 INFO L225 Difference]: With dead ends: 11743 [2020-11-11 18:17:59,647 INFO L226 Difference]: Without dead ends: 8483 [2020-11-11 18:17:59,648 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=105, Invalid=357, Unknown=0, NotChecked=0, Total=462 [2020-11-11 18:17:59,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8483 states. [2020-11-11 18:17:59,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8483 to 4621. [2020-11-11 18:17:59,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4621 states, 4620 states have (on average 3.1316017316017315) internal successors, (14468), 4620 states have internal predecessors, (14468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:59,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4621 states to 4621 states and 14468 transitions. [2020-11-11 18:17:59,781 INFO L78 Accepts]: Start accepts. Automaton has 4621 states and 14468 transitions. Word has length 74 [2020-11-11 18:17:59,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:17:59,782 INFO L481 AbstractCegarLoop]: Abstraction has 4621 states and 14468 transitions. [2020-11-11 18:17:59,782 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 12 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:17:59,782 INFO L276 IsEmpty]: Start isEmpty. Operand 4621 states and 14468 transitions. [2020-11-11 18:17:59,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-11 18:17:59,790 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:17:59,790 INFO L494 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] [2020-11-11 18:17:59,790 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-11 18:17:59,790 INFO L429 AbstractCegarLoop]: === Iteration 15 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:17:59,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:17:59,791 INFO L82 PathProgramCache]: Analyzing trace with hash 502090364, now seen corresponding path program 5 times [2020-11-11 18:17:59,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:17:59,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844430445] [2020-11-11 18:17:59,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:17:59,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:17:59,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:17:59,989 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844430445] [2020-11-11 18:17:59,989 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:17:59,989 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-11 18:17:59,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814203616] [2020-11-11 18:17:59,990 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-11 18:17:59,990 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:17:59,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-11 18:17:59,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-11 18:17:59,991 INFO L87 Difference]: Start difference. First operand 4621 states and 14468 transitions. Second operand has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:00,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:18:00,207 INFO L93 Difference]: Finished difference Result 3451 states and 10505 transitions. [2020-11-11 18:18:00,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-11 18:18:00,208 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2020-11-11 18:18:00,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:18:00,211 INFO L225 Difference]: With dead ends: 3451 [2020-11-11 18:18:00,211 INFO L226 Difference]: Without dead ends: 2515 [2020-11-11 18:18:00,212 INFO L749 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 [2020-11-11 18:18:00,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2515 states. [2020-11-11 18:18:00,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2515 to 2103. [2020-11-11 18:18:00,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2103 states, 2102 states have (on average 2.939105613701237) internal successors, (6178), 2102 states have internal predecessors, (6178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:00,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 2103 states and 6178 transitions. [2020-11-11 18:18:00,255 INFO L78 Accepts]: Start accepts. Automaton has 2103 states and 6178 transitions. Word has length 74 [2020-11-11 18:18:00,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:18:00,255 INFO L481 AbstractCegarLoop]: Abstraction has 2103 states and 6178 transitions. [2020-11-11 18:18:00,256 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:00,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 6178 transitions. [2020-11-11 18:18:00,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-11 18:18:00,259 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:18:00,260 INFO L494 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] [2020-11-11 18:18:00,260 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-11 18:18:00,260 INFO L429 AbstractCegarLoop]: === Iteration 16 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:18:00,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:18:00,261 INFO L82 PathProgramCache]: Analyzing trace with hash 1574554075, now seen corresponding path program 1 times [2020-11-11 18:18:00,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:18:00,261 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562367824] [2020-11-11 18:18:00,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:18:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:18:00,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:18:00,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562367824] [2020-11-11 18:18:00,493 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:18:00,493 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-11 18:18:00,493 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377205274] [2020-11-11 18:18:00,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-11 18:18:00,494 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:18:00,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-11 18:18:00,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-11 18:18:00,494 INFO L87 Difference]: Start difference. First operand 2103 states and 6178 transitions. Second operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:00,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:18:00,630 INFO L93 Difference]: Finished difference Result 2901 states and 8488 transitions. [2020-11-11 18:18:00,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-11 18:18:00,630 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 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 80 [2020-11-11 18:18:00,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:18:00,633 INFO L225 Difference]: With dead ends: 2901 [2020-11-11 18:18:00,633 INFO L226 Difference]: Without dead ends: 1357 [2020-11-11 18:18:00,634 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-11-11 18:18:00,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1357 states. [2020-11-11 18:18:00,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1357 to 1357. [2020-11-11 18:18:00,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1357 states, 1356 states have (on average 2.8266961651917404) internal successors, (3833), 1356 states have internal predecessors, (3833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:00,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1357 states and 3833 transitions. [2020-11-11 18:18:00,659 INFO L78 Accepts]: Start accepts. Automaton has 1357 states and 3833 transitions. Word has length 80 [2020-11-11 18:18:00,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:18:00,660 INFO L481 AbstractCegarLoop]: Abstraction has 1357 states and 3833 transitions. [2020-11-11 18:18:00,660 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:00,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 3833 transitions. [2020-11-11 18:18:00,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-11 18:18:00,663 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:18:00,663 INFO L494 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] [2020-11-11 18:18:00,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-11 18:18:00,663 INFO L429 AbstractCegarLoop]: === Iteration 17 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:18:00,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:18:00,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1647331813, now seen corresponding path program 2 times [2020-11-11 18:18:00,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:18:00,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731076729] [2020-11-11 18:18:00,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:18:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:18:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:18:01,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731076729] [2020-11-11 18:18:01,155 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:18:01,156 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-11-11 18:18:01,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092065070] [2020-11-11 18:18:01,156 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-11-11 18:18:01,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:18:01,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-11-11 18:18:01,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2020-11-11 18:18:01,158 INFO L87 Difference]: Start difference. First operand 1357 states and 3833 transitions. Second operand has 13 states, 13 states have (on average 6.153846153846154) internal successors, (80), 13 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:01,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:18:01,502 INFO L93 Difference]: Finished difference Result 1803 states and 5127 transitions. [2020-11-11 18:18:01,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-11 18:18:01,502 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.153846153846154) internal successors, (80), 13 states have internal predecessors, (80), 0 states have call successors, (0), 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 80 [2020-11-11 18:18:01,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:18:01,504 INFO L225 Difference]: With dead ends: 1803 [2020-11-11 18:18:01,504 INFO L226 Difference]: Without dead ends: 1339 [2020-11-11 18:18:01,505 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=75, Invalid=231, Unknown=0, NotChecked=0, Total=306 [2020-11-11 18:18:01,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1339 states. [2020-11-11 18:18:01,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1339 to 1339. [2020-11-11 18:18:01,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1339 states, 1338 states have (on average 2.835575485799701) internal successors, (3794), 1338 states have internal predecessors, (3794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:01,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1339 states and 3794 transitions. [2020-11-11 18:18:01,526 INFO L78 Accepts]: Start accepts. Automaton has 1339 states and 3794 transitions. Word has length 80 [2020-11-11 18:18:01,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:18:01,526 INFO L481 AbstractCegarLoop]: Abstraction has 1339 states and 3794 transitions. [2020-11-11 18:18:01,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 6.153846153846154) internal successors, (80), 13 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:01,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 3794 transitions. [2020-11-11 18:18:01,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-11 18:18:01,528 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:18:01,529 INFO L494 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] [2020-11-11 18:18:01,529 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-11-11 18:18:01,529 INFO L429 AbstractCegarLoop]: === Iteration 18 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:18:01,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:18:01,529 INFO L82 PathProgramCache]: Analyzing trace with hash 241182433, now seen corresponding path program 3 times [2020-11-11 18:18:01,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:18:01,530 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368903824] [2020-11-11 18:18:01,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:18:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:18:01,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:18:01,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368903824] [2020-11-11 18:18:01,931 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:18:01,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-11-11 18:18:01,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649656486] [2020-11-11 18:18:01,932 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-11 18:18:01,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:18:01,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-11 18:18:01,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-11-11 18:18:01,933 INFO L87 Difference]: Start difference. First operand 1339 states and 3794 transitions. Second operand has 10 states, 10 states have (on average 8.0) internal successors, (80), 10 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:02,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:18:02,664 INFO L93 Difference]: Finished difference Result 2909 states and 8457 transitions. [2020-11-11 18:18:02,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-11 18:18:02,665 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.0) internal successors, (80), 10 states have internal predecessors, (80), 0 states have call successors, (0), 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 80 [2020-11-11 18:18:02,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:18:02,668 INFO L225 Difference]: With dead ends: 2909 [2020-11-11 18:18:02,668 INFO L226 Difference]: Without dead ends: 2038 [2020-11-11 18:18:02,669 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2020-11-11 18:18:02,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2038 states. [2020-11-11 18:18:02,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2038 to 1443. [2020-11-11 18:18:02,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1443 states, 1442 states have (on average 2.836338418862691) internal successors, (4090), 1442 states have internal predecessors, (4090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:02,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1443 states and 4090 transitions. [2020-11-11 18:18:02,699 INFO L78 Accepts]: Start accepts. Automaton has 1443 states and 4090 transitions. Word has length 80 [2020-11-11 18:18:02,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:18:02,699 INFO L481 AbstractCegarLoop]: Abstraction has 1443 states and 4090 transitions. [2020-11-11 18:18:02,700 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 8.0) internal successors, (80), 10 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:02,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 4090 transitions. [2020-11-11 18:18:02,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-11 18:18:02,702 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:18:02,703 INFO L494 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] [2020-11-11 18:18:02,703 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-11-11 18:18:02,703 INFO L429 AbstractCegarLoop]: === Iteration 19 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:18:02,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:18:02,703 INFO L82 PathProgramCache]: Analyzing trace with hash -97371563, now seen corresponding path program 4 times [2020-11-11 18:18:02,703 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:18:02,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071871922] [2020-11-11 18:18:02,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:18:02,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:18:03,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:18:03,189 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071871922] [2020-11-11 18:18:03,189 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:18:03,190 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-11 18:18:03,190 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139951374] [2020-11-11 18:18:03,190 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-11 18:18:03,190 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:18:03,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-11 18:18:03,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-11-11 18:18:03,191 INFO L87 Difference]: Start difference. First operand 1443 states and 4090 transitions. Second operand has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:03,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:18:03,911 INFO L93 Difference]: Finished difference Result 3007 states and 8742 transitions. [2020-11-11 18:18:03,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-11 18:18:03,913 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 states have internal predecessors, (80), 0 states have call successors, (0), 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 80 [2020-11-11 18:18:03,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:18:03,916 INFO L225 Difference]: With dead ends: 3007 [2020-11-11 18:18:03,916 INFO L226 Difference]: Without dead ends: 1910 [2020-11-11 18:18:03,917 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2020-11-11 18:18:03,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1910 states. [2020-11-11 18:18:03,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1910 to 1489. [2020-11-11 18:18:03,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1489 states, 1488 states have (on average 2.8326612903225805) internal successors, (4215), 1488 states have internal predecessors, (4215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:03,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1489 states and 4215 transitions. [2020-11-11 18:18:03,948 INFO L78 Accepts]: Start accepts. Automaton has 1489 states and 4215 transitions. Word has length 80 [2020-11-11 18:18:03,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:18:03,948 INFO L481 AbstractCegarLoop]: Abstraction has 1489 states and 4215 transitions. [2020-11-11 18:18:03,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:03,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 4215 transitions. [2020-11-11 18:18:03,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-11 18:18:03,951 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:18:03,951 INFO L494 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] [2020-11-11 18:18:03,952 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-11-11 18:18:03,952 INFO L429 AbstractCegarLoop]: === Iteration 20 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:18:03,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:18:03,952 INFO L82 PathProgramCache]: Analyzing trace with hash -1851875325, now seen corresponding path program 5 times [2020-11-11 18:18:03,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:18:03,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471134331] [2020-11-11 18:18:03,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:18:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:18:04,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:18:04,759 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471134331] [2020-11-11 18:18:04,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:18:04,760 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-11-11 18:18:04,760 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578115899] [2020-11-11 18:18:04,760 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-11-11 18:18:04,760 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:18:04,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-11-11 18:18:04,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2020-11-11 18:18:04,761 INFO L87 Difference]: Start difference. First operand 1489 states and 4215 transitions. Second operand has 16 states, 16 states have (on average 5.0) internal successors, (80), 16 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:05,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:18:05,516 INFO L93 Difference]: Finished difference Result 2097 states and 5980 transitions. [2020-11-11 18:18:05,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-11 18:18:05,516 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.0) internal successors, (80), 16 states have internal predecessors, (80), 0 states have call successors, (0), 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 80 [2020-11-11 18:18:05,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:18:05,519 INFO L225 Difference]: With dead ends: 2097 [2020-11-11 18:18:05,519 INFO L226 Difference]: Without dead ends: 1439 [2020-11-11 18:18:05,520 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=122, Invalid=430, Unknown=0, NotChecked=0, Total=552 [2020-11-11 18:18:05,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1439 states. [2020-11-11 18:18:05,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1439 to 1439. [2020-11-11 18:18:05,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1439 states, 1438 states have (on average 2.8442280945758) internal successors, (4090), 1438 states have internal predecessors, (4090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:05,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1439 states and 4090 transitions. [2020-11-11 18:18:05,544 INFO L78 Accepts]: Start accepts. Automaton has 1439 states and 4090 transitions. Word has length 80 [2020-11-11 18:18:05,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:18:05,545 INFO L481 AbstractCegarLoop]: Abstraction has 1439 states and 4090 transitions. [2020-11-11 18:18:05,545 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 5.0) internal successors, (80), 16 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:05,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 4090 transitions. [2020-11-11 18:18:05,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-11 18:18:05,547 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:18:05,548 INFO L494 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] [2020-11-11 18:18:05,548 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-11-11 18:18:05,548 INFO L429 AbstractCegarLoop]: === Iteration 21 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:18:05,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:18:05,548 INFO L82 PathProgramCache]: Analyzing trace with hash 1892681667, now seen corresponding path program 6 times [2020-11-11 18:18:05,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:18:05,549 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113409757] [2020-11-11 18:18:05,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:18:05,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:18:06,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:18:06,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113409757] [2020-11-11 18:18:06,659 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:18:06,659 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-11-11 18:18:06,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541124106] [2020-11-11 18:18:06,660 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-11-11 18:18:06,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:18:06,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-11-11 18:18:06,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2020-11-11 18:18:06,661 INFO L87 Difference]: Start difference. First operand 1439 states and 4090 transitions. Second operand has 18 states, 18 states have (on average 4.444444444444445) internal successors, (80), 18 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:07,348 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2020-11-11 18:18:07,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:18:07,673 INFO L93 Difference]: Finished difference Result 2488 states and 7202 transitions. [2020-11-11 18:18:07,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-11 18:18:07,674 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 4.444444444444445) internal successors, (80), 18 states have internal predecessors, (80), 0 states have call successors, (0), 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 80 [2020-11-11 18:18:07,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:18:07,677 INFO L225 Difference]: With dead ends: 2488 [2020-11-11 18:18:07,677 INFO L226 Difference]: Without dead ends: 1730 [2020-11-11 18:18:07,677 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=135, Invalid=515, Unknown=0, NotChecked=0, Total=650 [2020-11-11 18:18:07,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1730 states. [2020-11-11 18:18:07,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1730 to 1287. [2020-11-11 18:18:07,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1287 states, 1286 states have (on average 2.8149300155520995) internal successors, (3620), 1286 states have internal predecessors, (3620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:07,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1287 states and 3620 transitions. [2020-11-11 18:18:07,699 INFO L78 Accepts]: Start accepts. Automaton has 1287 states and 3620 transitions. Word has length 80 [2020-11-11 18:18:07,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:18:07,700 INFO L481 AbstractCegarLoop]: Abstraction has 1287 states and 3620 transitions. [2020-11-11 18:18:07,700 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 4.444444444444445) internal successors, (80), 18 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:07,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 3620 transitions. [2020-11-11 18:18:07,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-11 18:18:07,703 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:18:07,703 INFO L494 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] [2020-11-11 18:18:07,703 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-11-11 18:18:07,703 INFO L429 AbstractCegarLoop]: === Iteration 22 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:18:07,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:18:07,704 INFO L82 PathProgramCache]: Analyzing trace with hash -849485885, now seen corresponding path program 7 times [2020-11-11 18:18:07,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:18:07,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124686442] [2020-11-11 18:18:07,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:18:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:18:08,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:18:08,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124686442] [2020-11-11 18:18:08,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:18:08,733 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-11-11 18:18:08,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241605752] [2020-11-11 18:18:08,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-11-11 18:18:08,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:18:08,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-11-11 18:18:08,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2020-11-11 18:18:08,735 INFO L87 Difference]: Start difference. First operand 1287 states and 3620 transitions. Second operand has 16 states, 16 states have (on average 5.0) internal successors, (80), 16 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:09,619 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 36 [2020-11-11 18:18:09,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:18:09,628 INFO L93 Difference]: Finished difference Result 1825 states and 5198 transitions. [2020-11-11 18:18:09,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-11 18:18:09,629 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.0) internal successors, (80), 16 states have internal predecessors, (80), 0 states have call successors, (0), 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 80 [2020-11-11 18:18:09,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:18:09,630 INFO L225 Difference]: With dead ends: 1825 [2020-11-11 18:18:09,631 INFO L226 Difference]: Without dead ends: 799 [2020-11-11 18:18:09,631 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2020-11-11 18:18:09,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2020-11-11 18:18:09,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 799. [2020-11-11 18:18:09,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 799 states, 798 states have (on average 2.7468671679197993) internal successors, (2192), 798 states have internal predecessors, (2192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:09,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 2192 transitions. [2020-11-11 18:18:09,644 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 2192 transitions. Word has length 80 [2020-11-11 18:18:09,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:18:09,644 INFO L481 AbstractCegarLoop]: Abstraction has 799 states and 2192 transitions. [2020-11-11 18:18:09,644 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 5.0) internal successors, (80), 16 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:09,644 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 2192 transitions. [2020-11-11 18:18:09,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-11 18:18:09,646 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 18:18:09,646 INFO L494 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] [2020-11-11 18:18:09,646 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-11-11 18:18:09,646 INFO L429 AbstractCegarLoop]: === Iteration 23 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 18:18:09,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 18:18:09,647 INFO L82 PathProgramCache]: Analyzing trace with hash -970132857, now seen corresponding path program 8 times [2020-11-11 18:18:09,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 18:18:09,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61979623] [2020-11-11 18:18:09,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 18:18:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 18:18:10,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 18:18:10,255 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61979623] [2020-11-11 18:18:10,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 18:18:10,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-11-11 18:18:10,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201687369] [2020-11-11 18:18:10,256 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-11-11 18:18:10,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 18:18:10,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-11-11 18:18:10,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2020-11-11 18:18:10,258 INFO L87 Difference]: Start difference. First operand 799 states and 2192 transitions. Second operand has 14 states, 14 states have (on average 5.714285714285714) internal successors, (80), 14 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:10,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 18:18:10,724 INFO L93 Difference]: Finished difference Result 691 states and 1868 transitions. [2020-11-11 18:18:10,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-11 18:18:10,724 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.714285714285714) internal successors, (80), 14 states have internal predecessors, (80), 0 states have call successors, (0), 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 80 [2020-11-11 18:18:10,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 18:18:10,725 INFO L225 Difference]: With dead ends: 691 [2020-11-11 18:18:10,725 INFO L226 Difference]: Without dead ends: 0 [2020-11-11 18:18:10,725 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=85, Invalid=257, Unknown=0, NotChecked=0, Total=342 [2020-11-11 18:18:10,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-11 18:18:10,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-11 18:18:10,726 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) [2020-11-11 18:18:10,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-11 18:18:10,726 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 80 [2020-11-11 18:18:10,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 18:18:10,727 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-11 18:18:10,727 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.714285714285714) internal successors, (80), 14 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 18:18:10,727 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-11 18:18:10,727 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-11 18:18:10,727 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-11-11 18:18:10,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.11 06:18:10 BasicIcfg [2020-11-11 18:18:10,732 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-11 18:18:10,733 INFO L168 Benchmark]: Toolchain (without parser) took 48705.46 ms. Allocated memory was 302.0 MB in the beginning and 7.2 GB in the end (delta: 6.9 GB). Free memory was 275.4 MB in the beginning and 4.8 GB in the end (delta: -4.5 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.0 GB. [2020-11-11 18:18:10,733 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 302.0 MB. Free memory is still 272.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-11-11 18:18:10,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.75 ms. Allocated memory is still 302.0 MB. Free memory was 274.8 MB in the beginning and 263.7 MB in the end (delta: 11.1 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.0 GB. [2020-11-11 18:18:10,734 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.42 ms. Allocated memory is still 302.0 MB. Free memory was 263.7 MB in the beginning and 259.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2020-11-11 18:18:10,735 INFO L168 Benchmark]: Boogie Preprocessor took 84.25 ms. Allocated memory is still 302.0 MB. Free memory was 259.8 MB in the beginning and 256.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2020-11-11 18:18:10,735 INFO L168 Benchmark]: RCFGBuilder took 5279.48 ms. Allocated memory was 302.0 MB in the beginning and 453.0 MB in the end (delta: 151.0 MB). Free memory was 256.1 MB in the beginning and 357.6 MB in the end (delta: -101.5 MB). Peak memory consumption was 181.0 MB. Max. memory is 16.0 GB. [2020-11-11 18:18:10,736 INFO L168 Benchmark]: TraceAbstraction took 42479.08 ms. Allocated memory was 453.0 MB in the beginning and 7.2 GB in the end (delta: 6.8 GB). Free memory was 357.6 MB in the beginning and 4.8 GB in the end (delta: -4.4 GB). Peak memory consumption was 2.3 GB. Max. memory is 16.0 GB. [2020-11-11 18:18:10,738 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 302.0 MB. Free memory is still 272.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 749.75 ms. Allocated memory is still 302.0 MB. Free memory was 274.8 MB in the beginning and 263.7 MB in the end (delta: 11.1 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 96.42 ms. Allocated memory is still 302.0 MB. Free memory was 263.7 MB in the beginning and 259.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 84.25 ms. Allocated memory is still 302.0 MB. Free memory was 259.8 MB in the beginning and 256.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 5279.48 ms. Allocated memory was 302.0 MB in the beginning and 453.0 MB in the end (delta: 151.0 MB). Free memory was 256.1 MB in the beginning and 357.6 MB in the end (delta: -101.5 MB). Peak memory consumption was 181.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 42479.08 ms. Allocated memory was 453.0 MB in the beginning and 7.2 GB in the end (delta: 6.8 GB). Free memory was 357.6 MB in the beginning and 4.8 GB in the end (delta: -4.4 GB). Peak memory consumption was 2.3 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 17]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 17]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 104 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 42.2s, OverallIterations: 23, TraceHistogramMax: 1, AutomataDifference: 19.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.2s, HoareTripleCheckerStatistics: 3069 SDtfs, 5105 SDslu, 15352 SDs, 0 SdLazy, 4342 SolverSat, 928 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 423 GetRequests, 52 SyntacticMatches, 9 SemanticMatches, 362 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1117 ImplicationChecksByTransitivity, 15.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23889occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.6s AutomataMinimizationTime, 23 MinimizatonAttempts, 20415 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 11.6s InterpolantComputationTime, 1669 NumberOfCodeBlocks, 1669 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 1646 ConstructedInterpolants, 0 QuantifiedInterpolants, 860863 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 23 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...