/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-wmm/rfi003_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-05 23:36:34,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-05 23:36:34,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-05 23:36:34,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-05 23:36:34,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-05 23:36:34,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-05 23:36:34,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-05 23:36:34,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-05 23:36:34,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-05 23:36:34,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-05 23:36:34,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-05 23:36:34,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-05 23:36:34,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-05 23:36:34,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-05 23:36:34,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-05 23:36:34,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-05 23:36:34,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-05 23:36:34,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-05 23:36:34,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-05 23:36:34,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-05 23:36:34,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-05 23:36:34,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-05 23:36:34,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-05 23:36:34,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-05 23:36:34,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-05 23:36:34,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-05 23:36:34,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-05 23:36:34,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-05 23:36:34,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-05 23:36:34,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-05 23:36:34,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-05 23:36:34,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-05 23:36:34,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-05 23:36:34,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-05 23:36:34,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-05 23:36:34,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-05 23:36:34,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-05 23:36:34,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-05 23:36:34,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-05 23:36:34,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-05 23:36:34,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-05 23:36:34,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf [2020-10-05 23:36:34,556 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-05 23:36:34,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-05 23:36:34,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-05 23:36:34,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-05 23:36:34,558 INFO L138 SettingsManager]: * Use SBE=true [2020-10-05 23:36:34,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-05 23:36:34,559 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-05 23:36:34,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-05 23:36:34,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-05 23:36:34,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-05 23:36:34,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-05 23:36:34,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-05 23:36:34,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-05 23:36:34,561 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-05 23:36:34,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-05 23:36:34,562 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-05 23:36:34,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-05 23:36:34,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-05 23:36:34,562 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-05 23:36:34,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-05 23:36:34,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-05 23:36:34,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 23:36:34,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-05 23:36:34,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-05 23:36:34,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-05 23:36:34,564 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-05 23:36:34,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-05 23:36:34,564 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-05 23:36:34,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-05 23:36:34,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-05 23:36:34,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-05 23:36:34,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-05 23:36:34,912 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-05 23:36:34,912 INFO L275 PluginConnector]: CDTParser initialized [2020-10-05 23:36:34,913 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi003_tso.opt.i [2020-10-05 23:36:34,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d383349d/6f79aa5a7f404dbd8fb5b76807297fc5/FLAGf9edb0be5 [2020-10-05 23:36:35,522 INFO L306 CDTParser]: Found 1 translation units. [2020-10-05 23:36:35,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.opt.i [2020-10-05 23:36:35,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d383349d/6f79aa5a7f404dbd8fb5b76807297fc5/FLAGf9edb0be5 [2020-10-05 23:36:35,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d383349d/6f79aa5a7f404dbd8fb5b76807297fc5 [2020-10-05 23:36:35,821 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-05 23:36:35,823 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-05 23:36:35,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-05 23:36:35,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-05 23:36:35,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-05 23:36:35,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:36:35" (1/1) ... [2020-10-05 23:36:35,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bb00e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:35, skipping insertion in model container [2020-10-05 23:36:35,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:36:35" (1/1) ... [2020-10-05 23:36:35,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-05 23:36:35,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-05 23:36:36,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:36:36,502 INFO L203 MainTranslator]: Completed pre-run [2020-10-05 23:36:36,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:36:36,706 INFO L208 MainTranslator]: Completed translation [2020-10-05 23:36:36,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:36 WrapperNode [2020-10-05 23:36:36,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-05 23:36:36,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-05 23:36:36,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-05 23:36:36,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-05 23:36:36,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:36" (1/1) ... [2020-10-05 23:36:36,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:36" (1/1) ... [2020-10-05 23:36:36,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-05 23:36:36,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-05 23:36:36,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-05 23:36:36,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-05 23:36:36,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:36" (1/1) ... [2020-10-05 23:36:36,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:36" (1/1) ... [2020-10-05 23:36:36,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:36" (1/1) ... [2020-10-05 23:36:36,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:36" (1/1) ... [2020-10-05 23:36:36,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:36" (1/1) ... [2020-10-05 23:36:36,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:36" (1/1) ... [2020-10-05 23:36:36,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:36" (1/1) ... [2020-10-05 23:36:36,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-05 23:36:36,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-05 23:36:36,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-05 23:36:36,850 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-05 23:36:36,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:36" (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 [2020-10-05 23:36:36,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-05 23:36:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-05 23:36:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-05 23:36:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-05 23:36:36,932 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-05 23:36:36,933 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-05 23:36:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-05 23:36:36,933 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-05 23:36:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-05 23:36:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-05 23:36:36,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-05 23:36:36,937 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-05 23:36:40,834 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-05 23:36:40,835 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-05 23:36:40,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:36:40 BoogieIcfgContainer [2020-10-05 23:36:40,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-05 23:36:40,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-05 23:36:40,840 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-05 23:36:40,843 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-05 23:36:40,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.10 11:36:35" (1/3) ... [2020-10-05 23:36:40,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ec57df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:36:40, skipping insertion in model container [2020-10-05 23:36:40,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:36" (2/3) ... [2020-10-05 23:36:40,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ec57df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:36:40, skipping insertion in model container [2020-10-05 23:36:40,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:36:40" (3/3) ... [2020-10-05 23:36:40,847 INFO L109 eAbstractionObserver]: Analyzing ICFG rfi003_tso.opt.i [2020-10-05 23:36:40,859 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-05 23:36:40,860 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-05 23:36:40,870 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-05 23:36:40,871 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-05 23:36:40,914 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,914 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,914 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,914 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,915 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,915 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,915 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,915 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,915 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,918 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,918 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,919 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,919 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,919 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,919 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,919 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,919 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,920 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,920 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,920 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,920 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,920 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,921 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,921 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,921 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,921 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,921 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,921 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,922 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,922 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,922 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,922 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,922 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,922 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,923 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,923 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,923 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,923 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,923 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,925 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,925 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,925 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,925 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,925 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,925 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,925 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,928 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,944 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,946 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,960 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,961 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,963 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:40,981 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-05 23:36:41,004 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-05 23:36:41,004 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-05 23:36:41,004 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-05 23:36:41,005 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-05 23:36:41,005 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-05 23:36:41,005 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-05 23:36:41,005 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-05 23:36:41,005 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-05 23:36:41,024 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 80 transitions, 170 flow [2020-10-05 23:36:41,026 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 85 places, 80 transitions, 170 flow [2020-10-05 23:36:41,070 INFO L129 PetriNetUnfolder]: 2/78 cut-off events. [2020-10-05 23:36:41,070 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:36:41,075 INFO L80 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 78 events. 2/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 57 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. [2020-10-05 23:36:41,078 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 85 places, 80 transitions, 170 flow [2020-10-05 23:36:41,100 INFO L129 PetriNetUnfolder]: 2/78 cut-off events. [2020-10-05 23:36:41,100 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:36:41,101 INFO L80 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 78 events. 2/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 57 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. [2020-10-05 23:36:41,103 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 1088 [2020-10-05 23:36:41,104 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-10-05 23:36:41,522 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-10-05 23:36:41,642 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-10-05 23:36:42,143 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-10-05 23:36:42,246 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-10-05 23:36:43,519 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2020-10-05 23:36:43,534 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 2, 2, 1] term [2020-10-05 23:36:43,535 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 23:36:43,537 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 1] term [2020-10-05 23:36:43,537 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 23:36:44,439 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 124 [2020-10-05 23:36:45,106 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 109 [2020-10-05 23:36:45,406 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-05 23:36:46,489 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 135 DAG size of output: 126 [2020-10-05 23:36:46,847 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-05 23:36:47,379 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-05 23:36:47,763 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-05 23:36:48,144 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2020-10-05 23:36:48,257 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-10-05 23:36:48,264 INFO L206 etLargeBlockEncoding]: Checked pairs total: 3082 [2020-10-05 23:36:48,265 INFO L214 etLargeBlockEncoding]: Total number of compositions: 62 [2020-10-05 23:36:48,269 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 29 places, 22 transitions, 54 flow [2020-10-05 23:36:48,291 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 254 states. [2020-10-05 23:36:48,293 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2020-10-05 23:36:48,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-05 23:36:48,300 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:48,301 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-05 23:36:48,301 INFO L427 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:48,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:48,307 INFO L82 PathProgramCache]: Analyzing trace with hash 1713594894, now seen corresponding path program 1 times [2020-10-05 23:36:48,323 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:48,323 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77971377] [2020-10-05 23:36:48,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:48,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:48,567 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77971377] [2020-10-05 23:36:48,568 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:48,568 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:36:48,569 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792109565] [2020-10-05 23:36:48,574 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:36:48,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:48,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:36:48,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:48,593 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 3 states. [2020-10-05 23:36:48,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:48,691 INFO L93 Difference]: Finished difference Result 224 states and 547 transitions. [2020-10-05 23:36:48,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:36:48,694 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-10-05 23:36:48,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:48,707 INFO L225 Difference]: With dead ends: 224 [2020-10-05 23:36:48,708 INFO L226 Difference]: Without dead ends: 182 [2020-10-05 23:36:48,709 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:48,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-10-05 23:36:48,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2020-10-05 23:36:48,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-10-05 23:36:48,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 434 transitions. [2020-10-05 23:36:48,766 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 434 transitions. Word has length 6 [2020-10-05 23:36:48,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:48,767 INFO L479 AbstractCegarLoop]: Abstraction has 182 states and 434 transitions. [2020-10-05 23:36:48,767 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:36:48,767 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 434 transitions. [2020-10-05 23:36:48,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-05 23:36:48,768 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:48,768 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:48,768 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-05 23:36:48,769 INFO L427 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:48,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:48,769 INFO L82 PathProgramCache]: Analyzing trace with hash 1581846260, now seen corresponding path program 1 times [2020-10-05 23:36:48,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:48,770 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218911473] [2020-10-05 23:36:48,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:48,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:48,902 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218911473] [2020-10-05 23:36:48,902 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:48,902 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:36:48,903 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98878864] [2020-10-05 23:36:48,906 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:36:48,906 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:48,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:36:48,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:48,907 INFO L87 Difference]: Start difference. First operand 182 states and 434 transitions. Second operand 3 states. [2020-10-05 23:36:48,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:48,954 INFO L93 Difference]: Finished difference Result 170 states and 400 transitions. [2020-10-05 23:36:48,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:36:48,955 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-05 23:36:48,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:48,957 INFO L225 Difference]: With dead ends: 170 [2020-10-05 23:36:48,958 INFO L226 Difference]: Without dead ends: 170 [2020-10-05 23:36:48,958 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:48,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2020-10-05 23:36:48,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 170. [2020-10-05 23:36:48,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-10-05 23:36:48,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 400 transitions. [2020-10-05 23:36:48,972 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 400 transitions. Word has length 7 [2020-10-05 23:36:48,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:48,972 INFO L479 AbstractCegarLoop]: Abstraction has 170 states and 400 transitions. [2020-10-05 23:36:48,973 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:36:48,973 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 400 transitions. [2020-10-05 23:36:48,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-05 23:36:48,976 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:48,976 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:48,977 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-05 23:36:48,977 INFO L427 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:48,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:48,977 INFO L82 PathProgramCache]: Analyzing trace with hash -274177994, now seen corresponding path program 1 times [2020-10-05 23:36:48,978 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:48,978 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767569822] [2020-10-05 23:36:48,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:49,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:49,081 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767569822] [2020-10-05 23:36:49,081 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:49,081 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:36:49,082 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824147226] [2020-10-05 23:36:49,082 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:36:49,082 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:49,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:36:49,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:49,083 INFO L87 Difference]: Start difference. First operand 170 states and 400 transitions. Second operand 3 states. [2020-10-05 23:36:49,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:49,096 INFO L93 Difference]: Finished difference Result 158 states and 366 transitions. [2020-10-05 23:36:49,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:36:49,097 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-05 23:36:49,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:49,099 INFO L225 Difference]: With dead ends: 158 [2020-10-05 23:36:49,099 INFO L226 Difference]: Without dead ends: 158 [2020-10-05 23:36:49,100 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:49,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-10-05 23:36:49,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2020-10-05 23:36:49,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-10-05 23:36:49,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 366 transitions. [2020-10-05 23:36:49,109 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 366 transitions. Word has length 9 [2020-10-05 23:36:49,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:49,110 INFO L479 AbstractCegarLoop]: Abstraction has 158 states and 366 transitions. [2020-10-05 23:36:49,110 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:36:49,110 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 366 transitions. [2020-10-05 23:36:49,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-05 23:36:49,112 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:49,112 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:49,112 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-05 23:36:49,112 INFO L427 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:49,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:49,113 INFO L82 PathProgramCache]: Analyzing trace with hash -1532474859, now seen corresponding path program 1 times [2020-10-05 23:36:49,113 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:49,113 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767277168] [2020-10-05 23:36:49,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:49,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:49,419 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767277168] [2020-10-05 23:36:49,420 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:49,420 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 23:36:49,420 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717146366] [2020-10-05 23:36:49,420 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-05 23:36:49,421 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:49,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-05 23:36:49,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:36:49,426 INFO L87 Difference]: Start difference. First operand 158 states and 366 transitions. Second operand 6 states. [2020-10-05 23:36:49,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:49,525 INFO L93 Difference]: Finished difference Result 157 states and 363 transitions. [2020-10-05 23:36:49,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:36:49,528 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2020-10-05 23:36:49,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:49,529 INFO L225 Difference]: With dead ends: 157 [2020-10-05 23:36:49,529 INFO L226 Difference]: Without dead ends: 157 [2020-10-05 23:36:49,530 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:36:49,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2020-10-05 23:36:49,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2020-10-05 23:36:49,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-10-05 23:36:49,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 363 transitions. [2020-10-05 23:36:49,538 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 363 transitions. Word has length 11 [2020-10-05 23:36:49,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:49,539 INFO L479 AbstractCegarLoop]: Abstraction has 157 states and 363 transitions. [2020-10-05 23:36:49,539 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-05 23:36:49,539 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 363 transitions. [2020-10-05 23:36:49,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-05 23:36:49,540 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:49,540 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:49,541 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-05 23:36:49,541 INFO L427 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:49,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:49,541 INFO L82 PathProgramCache]: Analyzing trace with hash -1553052933, now seen corresponding path program 1 times [2020-10-05 23:36:49,542 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:49,542 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563852415] [2020-10-05 23:36:49,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:49,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:49,711 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563852415] [2020-10-05 23:36:49,711 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:49,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:36:49,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012818076] [2020-10-05 23:36:49,712 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:36:49,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:49,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:36:49,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:36:49,713 INFO L87 Difference]: Start difference. First operand 157 states and 363 transitions. Second operand 4 states. [2020-10-05 23:36:49,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:49,749 INFO L93 Difference]: Finished difference Result 130 states and 257 transitions. [2020-10-05 23:36:49,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:36:49,750 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-05 23:36:49,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:49,751 INFO L225 Difference]: With dead ends: 130 [2020-10-05 23:36:49,751 INFO L226 Difference]: Without dead ends: 88 [2020-10-05 23:36:49,752 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:36:49,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2020-10-05 23:36:49,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2020-10-05 23:36:49,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-10-05 23:36:49,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 156 transitions. [2020-10-05 23:36:49,757 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 156 transitions. Word has length 12 [2020-10-05 23:36:49,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:49,757 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 156 transitions. [2020-10-05 23:36:49,757 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:36:49,757 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 156 transitions. [2020-10-05 23:36:49,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 23:36:49,758 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:49,758 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:49,759 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-05 23:36:49,759 INFO L427 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:49,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:49,759 INFO L82 PathProgramCache]: Analyzing trace with hash 428202985, now seen corresponding path program 1 times [2020-10-05 23:36:49,759 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:49,760 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37915424] [2020-10-05 23:36:49,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:50,321 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2020-10-05 23:36:50,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:50,567 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37915424] [2020-10-05 23:36:50,568 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:50,568 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-05 23:36:50,568 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002632415] [2020-10-05 23:36:50,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-05 23:36:50,569 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:50,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-05 23:36:50,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2020-10-05 23:36:50,569 INFO L87 Difference]: Start difference. First operand 88 states and 156 transitions. Second operand 10 states. [2020-10-05 23:36:50,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:50,819 INFO L93 Difference]: Finished difference Result 87 states and 154 transitions. [2020-10-05 23:36:50,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-05 23:36:50,821 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 13 [2020-10-05 23:36:50,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:50,821 INFO L225 Difference]: With dead ends: 87 [2020-10-05 23:36:50,821 INFO L226 Difference]: Without dead ends: 87 [2020-10-05 23:36:50,822 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=47, Invalid=63, Unknown=0, NotChecked=0, Total=110 [2020-10-05 23:36:50,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-10-05 23:36:50,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2020-10-05 23:36:50,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-05 23:36:50,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 154 transitions. [2020-10-05 23:36:50,826 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 154 transitions. Word has length 13 [2020-10-05 23:36:50,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:50,827 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 154 transitions. [2020-10-05 23:36:50,827 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-05 23:36:50,827 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 154 transitions. [2020-10-05 23:36:50,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-05 23:36:50,828 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:50,828 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:50,828 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-05 23:36:50,829 INFO L427 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:50,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:50,829 INFO L82 PathProgramCache]: Analyzing trace with hash 2127510351, now seen corresponding path program 1 times [2020-10-05 23:36:50,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:50,829 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749230027] [2020-10-05 23:36:50,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:50,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:51,197 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 31 [2020-10-05 23:36:51,416 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 37 [2020-10-05 23:36:51,548 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 33 [2020-10-05 23:36:51,694 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 33 [2020-10-05 23:36:51,820 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 31 [2020-10-05 23:36:51,953 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 29 [2020-10-05 23:36:51,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:51,957 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749230027] [2020-10-05 23:36:51,957 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:51,958 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-05 23:36:51,958 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936331544] [2020-10-05 23:36:51,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-05 23:36:51,958 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:51,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-05 23:36:51,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-05 23:36:51,959 INFO L87 Difference]: Start difference. First operand 87 states and 154 transitions. Second operand 11 states. [2020-10-05 23:36:52,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:52,269 INFO L93 Difference]: Finished difference Result 97 states and 173 transitions. [2020-10-05 23:36:52,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-05 23:36:52,270 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 14 [2020-10-05 23:36:52,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:52,273 INFO L225 Difference]: With dead ends: 97 [2020-10-05 23:36:52,273 INFO L226 Difference]: Without dead ends: 97 [2020-10-05 23:36:52,274 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-05 23:36:52,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2020-10-05 23:36:52,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 94. [2020-10-05 23:36:52,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-10-05 23:36:52,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 167 transitions. [2020-10-05 23:36:52,280 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 167 transitions. Word has length 14 [2020-10-05 23:36:52,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:52,281 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 167 transitions. [2020-10-05 23:36:52,281 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-05 23:36:52,281 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 167 transitions. [2020-10-05 23:36:52,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-05 23:36:52,282 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:52,282 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:52,282 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-05 23:36:52,282 INFO L427 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:52,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:52,283 INFO L82 PathProgramCache]: Analyzing trace with hash 389258409, now seen corresponding path program 2 times [2020-10-05 23:36:52,283 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:52,283 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550101750] [2020-10-05 23:36:52,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:52,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:52,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:52,413 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550101750] [2020-10-05 23:36:52,413 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:52,413 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 23:36:52,414 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378165199] [2020-10-05 23:36:52,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 23:36:52,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:52,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 23:36:52,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:36:52,415 INFO L87 Difference]: Start difference. First operand 94 states and 167 transitions. Second operand 5 states. [2020-10-05 23:36:52,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:52,458 INFO L93 Difference]: Finished difference Result 77 states and 131 transitions. [2020-10-05 23:36:52,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:36:52,458 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-05 23:36:52,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:52,459 INFO L225 Difference]: With dead ends: 77 [2020-10-05 23:36:52,459 INFO L226 Difference]: Without dead ends: 64 [2020-10-05 23:36:52,460 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:36:52,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2020-10-05 23:36:52,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 59. [2020-10-05 23:36:52,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-10-05 23:36:52,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 98 transitions. [2020-10-05 23:36:52,463 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 98 transitions. Word has length 14 [2020-10-05 23:36:52,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:52,463 INFO L479 AbstractCegarLoop]: Abstraction has 59 states and 98 transitions. [2020-10-05 23:36:52,463 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 23:36:52,463 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2020-10-05 23:36:52,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-05 23:36:52,464 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:52,464 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:52,464 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-05 23:36:52,465 INFO L427 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:52,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:52,465 INFO L82 PathProgramCache]: Analyzing trace with hash 2144307679, now seen corresponding path program 1 times [2020-10-05 23:36:52,465 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:52,465 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771563334] [2020-10-05 23:36:52,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:52,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:52,781 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771563334] [2020-10-05 23:36:52,781 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:52,781 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-05 23:36:52,781 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56058549] [2020-10-05 23:36:52,782 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-05 23:36:52,782 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:52,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-05 23:36:52,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:36:52,783 INFO L87 Difference]: Start difference. First operand 59 states and 98 transitions. Second operand 7 states. [2020-10-05 23:36:53,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:53,023 INFO L93 Difference]: Finished difference Result 85 states and 138 transitions. [2020-10-05 23:36:53,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-05 23:36:53,024 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2020-10-05 23:36:53,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:53,025 INFO L225 Difference]: With dead ends: 85 [2020-10-05 23:36:53,025 INFO L226 Difference]: Without dead ends: 65 [2020-10-05 23:36:53,026 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-10-05 23:36:53,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-10-05 23:36:53,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 51. [2020-10-05 23:36:53,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-10-05 23:36:53,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 82 transitions. [2020-10-05 23:36:53,029 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 82 transitions. Word has length 18 [2020-10-05 23:36:53,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:53,030 INFO L479 AbstractCegarLoop]: Abstraction has 51 states and 82 transitions. [2020-10-05 23:36:53,030 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-05 23:36:53,030 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2020-10-05 23:36:53,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-05 23:36:53,031 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:53,031 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:53,031 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-05 23:36:53,031 INFO L427 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:53,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:53,032 INFO L82 PathProgramCache]: Analyzing trace with hash 965666845, now seen corresponding path program 2 times [2020-10-05 23:36:53,032 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:53,032 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743124676] [2020-10-05 23:36:53,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:53,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:53,673 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743124676] [2020-10-05 23:36:53,673 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:53,673 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-05 23:36:53,674 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521213086] [2020-10-05 23:36:53,674 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-05 23:36:53,674 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:53,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-05 23:36:53,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-05 23:36:53,675 INFO L87 Difference]: Start difference. First operand 51 states and 82 transitions. Second operand 10 states. [2020-10-05 23:36:54,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:54,310 INFO L93 Difference]: Finished difference Result 89 states and 144 transitions. [2020-10-05 23:36:54,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-05 23:36:54,311 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2020-10-05 23:36:54,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:54,312 INFO L225 Difference]: With dead ends: 89 [2020-10-05 23:36:54,312 INFO L226 Difference]: Without dead ends: 63 [2020-10-05 23:36:54,313 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-10-05 23:36:54,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-10-05 23:36:54,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 50. [2020-10-05 23:36:54,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2020-10-05 23:36:54,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 77 transitions. [2020-10-05 23:36:54,316 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 77 transitions. Word has length 18 [2020-10-05 23:36:54,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:54,316 INFO L479 AbstractCegarLoop]: Abstraction has 50 states and 77 transitions. [2020-10-05 23:36:54,316 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-05 23:36:54,316 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2020-10-05 23:36:54,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-05 23:36:54,321 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:54,321 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:54,321 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-05 23:36:54,321 INFO L427 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:54,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:54,322 INFO L82 PathProgramCache]: Analyzing trace with hash -529247883, now seen corresponding path program 3 times [2020-10-05 23:36:54,322 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:54,322 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650738413] [2020-10-05 23:36:54,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:54,893 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 33 [2020-10-05 23:36:55,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:55,056 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650738413] [2020-10-05 23:36:55,057 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:55,057 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-05 23:36:55,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270382646] [2020-10-05 23:36:55,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-05 23:36:55,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:55,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-05 23:36:55,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-05 23:36:55,060 INFO L87 Difference]: Start difference. First operand 50 states and 77 transitions. Second operand 8 states. [2020-10-05 23:36:55,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:55,399 INFO L93 Difference]: Finished difference Result 70 states and 104 transitions. [2020-10-05 23:36:55,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-05 23:36:55,400 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2020-10-05 23:36:55,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:55,401 INFO L225 Difference]: With dead ends: 70 [2020-10-05 23:36:55,401 INFO L226 Difference]: Without dead ends: 48 [2020-10-05 23:36:55,402 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-05 23:36:55,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2020-10-05 23:36:55,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 44. [2020-10-05 23:36:55,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-10-05 23:36:55,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2020-10-05 23:36:55,407 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 18 [2020-10-05 23:36:55,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:55,407 INFO L479 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2020-10-05 23:36:55,407 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-05 23:36:55,408 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2020-10-05 23:36:55,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-05 23:36:55,408 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:55,409 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:55,409 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-05 23:36:55,409 INFO L427 AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:55,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:55,410 INFO L82 PathProgramCache]: Analyzing trace with hash 1459459765, now seen corresponding path program 4 times [2020-10-05 23:36:55,410 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:55,411 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94220773] [2020-10-05 23:36:55,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:55,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:55,496 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94220773] [2020-10-05 23:36:55,496 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:55,496 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:36:55,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495010839] [2020-10-05 23:36:55,497 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:36:55,497 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:55,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:36:55,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:36:55,499 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 4 states. [2020-10-05 23:36:55,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:55,514 INFO L93 Difference]: Finished difference Result 43 states and 61 transitions. [2020-10-05 23:36:55,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-05 23:36:55,515 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 18 [2020-10-05 23:36:55,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:55,515 INFO L225 Difference]: With dead ends: 43 [2020-10-05 23:36:55,515 INFO L226 Difference]: Without dead ends: 0 [2020-10-05 23:36:55,516 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:36:55,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-05 23:36:55,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-05 23:36:55,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-05 23:36:55,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-05 23:36:55,517 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2020-10-05 23:36:55,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:55,517 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-05 23:36:55,517 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:36:55,517 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-05 23:36:55,517 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-05 23:36:55,517 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-05 23:36:55,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.10 11:36:55 BasicIcfg [2020-10-05 23:36:55,522 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-05 23:36:55,527 INFO L168 Benchmark]: Toolchain (without parser) took 19702.16 ms. Allocated memory was 141.0 MB in the beginning and 436.2 MB in the end (delta: 295.2 MB). Free memory was 101.4 MB in the beginning and 264.5 MB in the end (delta: -163.1 MB). Peak memory consumption was 132.1 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:55,528 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-10-05 23:36:55,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 883.72 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 101.0 MB in the beginning and 154.6 MB in the end (delta: -53.7 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:55,537 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.19 ms. Allocated memory is still 204.5 MB. Free memory was 154.6 MB in the beginning and 150.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:55,540 INFO L168 Benchmark]: Boogie Preprocessor took 61.78 ms. Allocated memory is still 204.5 MB. Free memory was 150.1 MB in the beginning and 147.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:55,543 INFO L168 Benchmark]: RCFGBuilder took 3988.61 ms. Allocated memory was 204.5 MB in the beginning and 290.5 MB in the end (delta: 86.0 MB). Free memory was 147.5 MB in the beginning and 233.5 MB in the end (delta: -86.0 MB). Peak memory consumption was 101.6 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:55,544 INFO L168 Benchmark]: TraceAbstraction took 14683.10 ms. Allocated memory was 290.5 MB in the beginning and 436.2 MB in the end (delta: 145.8 MB). Free memory was 233.5 MB in the beginning and 264.5 MB in the end (delta: -31.0 MB). Peak memory consumption was 114.8 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:55,554 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 883.72 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 101.0 MB in the beginning and 154.6 MB in the end (delta: -53.7 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 79.19 ms. Allocated memory is still 204.5 MB. Free memory was 154.6 MB in the beginning and 150.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.78 ms. Allocated memory is still 204.5 MB. Free memory was 150.1 MB in the beginning and 147.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3988.61 ms. Allocated memory was 204.5 MB in the beginning and 290.5 MB in the end (delta: 86.0 MB). Free memory was 147.5 MB in the beginning and 233.5 MB in the end (delta: -86.0 MB). Peak memory consumption was 101.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14683.10 ms. Allocated memory was 290.5 MB in the beginning and 436.2 MB in the end (delta: 145.8 MB). Free memory was 233.5 MB in the beginning and 264.5 MB in the end (delta: -31.0 MB). Peak memory consumption was 114.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 7.2s, 85 ProgramPointsBefore, 29 ProgramPointsAfterwards, 80 TransitionsBefore, 22 TransitionsAfterwards, 1088 CoEnabledTransitionPairs, 7 FixpointIterations, 30 TrivialSequentialCompositions, 29 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 3 ConcurrentYvCompositions, 2 ChoiceCompositions, 522 VarBasedMoverChecksPositive, 27 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 3082 CheckedPairsTotal, 62 TotalNumberOfCompositions - PositiveResult [Line: 7]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 7]: 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 3 procedures, 79 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.5s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.2s, HoareTripleCheckerStatistics: 198 SDtfs, 181 SDslu, 369 SDs, 0 SdLazy, 560 SolverSat, 119 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 71 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=254occurred 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: 0.0s AutomataMinimizationTime, 12 MinimizatonAttempts, 39 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 146 ConstructedInterpolants, 0 QuantifiedInterpolants, 28662 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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...