/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/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix022_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 16:45:31,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 16:45:31,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 16:45:31,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 16:45:31,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 16:45:31,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 16:45:31,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 16:45:31,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 16:45:31,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 16:45:31,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 16:45:31,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 16:45:31,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 16:45:31,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 16:45:31,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 16:45:31,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 16:45:31,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 16:45:31,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 16:45:31,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 16:45:31,561 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 16:45:31,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 16:45:31,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 16:45:31,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 16:45:31,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 16:45:31,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 16:45:31,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-18 16:45:31,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-18 16:45:31,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-18 16:45:31,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-18 16:45:31,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-18 16:45:31,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-18 16:45:31,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 16:45:31,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 16:45:31,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 16:45:31,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 16:45:31,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 16:45:31,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 16:45:31,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 16:45:31,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 16:45:31,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 16:45:31,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 16:45:31,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 16:45:31,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf [2019-12-18 16:45:31,624 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 16:45:31,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 16:45:31,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 16:45:31,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 16:45:31,626 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 16:45:31,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 16:45:31,631 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 16:45:31,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 16:45:31,631 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 16:45:31,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 16:45:31,632 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 16:45:31,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 16:45:31,632 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 16:45:31,632 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 16:45:31,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 16:45:31,632 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 16:45:31,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 16:45:31,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 16:45:31,634 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 16:45:31,634 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 16:45:31,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 16:45:31,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 16:45:31,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 16:45:31,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 16:45:31,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 16:45:31,636 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 16:45:31,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 16:45:31,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 16:45:31,636 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 16:45:31,903 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 16:45:31,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 16:45:31,920 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 16:45:31,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 16:45:31,922 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 16:45:31,923 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix022_tso.opt.i [2019-12-18 16:45:31,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c5b8257f/b692dcdac9d447b78c3030adc2658c5e/FLAGd9488ec16 [2019-12-18 16:45:32,602 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 16:45:32,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix022_tso.opt.i [2019-12-18 16:45:32,619 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c5b8257f/b692dcdac9d447b78c3030adc2658c5e/FLAGd9488ec16 [2019-12-18 16:45:32,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c5b8257f/b692dcdac9d447b78c3030adc2658c5e [2019-12-18 16:45:32,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 16:45:32,809 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 16:45:32,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 16:45:32,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 16:45:32,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 16:45:32,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:45:32" (1/1) ... [2019-12-18 16:45:32,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32100126 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:45:32, skipping insertion in model container [2019-12-18 16:45:32,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:45:32" (1/1) ... [2019-12-18 16:45:32,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 16:45:32,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 16:45:33,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 16:45:33,427 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 16:45:33,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 16:45:33,616 INFO L208 MainTranslator]: Completed translation [2019-12-18 16:45:33,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:45:33 WrapperNode [2019-12-18 16:45:33,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 16:45:33,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 16:45:33,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 16:45:33,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 16:45:33,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:45:33" (1/1) ... [2019-12-18 16:45:33,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:45:33" (1/1) ... [2019-12-18 16:45:33,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 16:45:33,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 16:45:33,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 16:45:33,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 16:45:33,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:45:33" (1/1) ... [2019-12-18 16:45:33,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:45:33" (1/1) ... [2019-12-18 16:45:33,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:45:33" (1/1) ... [2019-12-18 16:45:33,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:45:33" (1/1) ... [2019-12-18 16:45:33,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:45:33" (1/1) ... [2019-12-18 16:45:33,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:45:33" (1/1) ... [2019-12-18 16:45:33,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:45:33" (1/1) ... [2019-12-18 16:45:33,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 16:45:33,745 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 16:45:33,745 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 16:45:33,745 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 16:45:33,746 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:45:33" (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 [2019-12-18 16:45:33,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 16:45:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 16:45:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 16:45:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 16:45:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 16:45:33,813 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 16:45:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 16:45:33,814 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 16:45:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 16:45:33,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 16:45:33,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 16:45:33,821 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 16:45:34,674 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 16:45:34,675 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 16:45:34,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:45:34 BoogieIcfgContainer [2019-12-18 16:45:34,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 16:45:34,678 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 16:45:34,678 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 16:45:34,681 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 16:45:34,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 04:45:32" (1/3) ... [2019-12-18 16:45:34,683 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b8bec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:45:34, skipping insertion in model container [2019-12-18 16:45:34,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:45:33" (2/3) ... [2019-12-18 16:45:34,683 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b8bec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:45:34, skipping insertion in model container [2019-12-18 16:45:34,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:45:34" (3/3) ... [2019-12-18 16:45:34,704 INFO L109 eAbstractionObserver]: Analyzing ICFG mix022_tso.opt.i [2019-12-18 16:45:34,715 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 16:45:34,715 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 16:45:34,723 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 16:45:34,724 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 16:45:34,763 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,763 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,763 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,763 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,764 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,764 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,765 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,765 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,765 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,765 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,766 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,766 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,766 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,766 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,766 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,767 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,767 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,767 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,767 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,767 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,768 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,768 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,768 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,768 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,768 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,769 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,769 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,769 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,769 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,769 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,771 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,771 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,771 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,771 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,772 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,772 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,772 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,772 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,773 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,773 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,773 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,773 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,773 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,774 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,774 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,774 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,774 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,774 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,775 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,775 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,775 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,775 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,775 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,776 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,777 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,777 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,777 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,777 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,777 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,778 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,778 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,778 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,778 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,779 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,779 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,779 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,779 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,779 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,780 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,780 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,780 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,780 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,780 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,780 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,781 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,781 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,781 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,781 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,782 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,782 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,782 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,782 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,782 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,783 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,783 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,783 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,783 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,783 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,784 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,784 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,784 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,784 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,784 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,785 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,785 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,785 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,785 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,785 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,786 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,786 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,786 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,786 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,787 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,787 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,787 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,787 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,787 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,788 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,788 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,788 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,788 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,788 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,789 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,789 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,789 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,789 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,789 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,790 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,790 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,790 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,790 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,790 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,791 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,791 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,791 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,791 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,791 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,792 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,792 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,792 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,792 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,792 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,793 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,793 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,793 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,793 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,794 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,794 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,794 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,794 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,794 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,795 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,795 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,795 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,795 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,795 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,796 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,796 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,799 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,799 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,800 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,800 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,800 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,800 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,800 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,801 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,801 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,801 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,804 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,804 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,804 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,804 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,804 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,805 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,805 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,805 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,805 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,805 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,806 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,806 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,806 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,806 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,806 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,806 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,807 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,807 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,807 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,807 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,807 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,810 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,810 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,810 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,810 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 16:45:34,827 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-18 16:45:34,848 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 16:45:34,849 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 16:45:34,849 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 16:45:34,849 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 16:45:34,849 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 16:45:34,849 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 16:45:34,849 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 16:45:34,849 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 16:45:34,867 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 189 places, 244 transitions [2019-12-18 16:45:34,869 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 189 places, 244 transitions [2019-12-18 16:45:34,971 INFO L126 PetriNetUnfolder]: 62/242 cut-off events. [2019-12-18 16:45:34,972 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 16:45:34,998 INFO L76 FinitePrefix]: Finished finitePrefix Result has 249 conditions, 242 events. 62/242 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 512 event pairs. 6/184 useless extension candidates. Maximal degree in co-relation 213. Up to 2 conditions per place. [2019-12-18 16:45:35,034 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 189 places, 244 transitions [2019-12-18 16:45:35,105 INFO L126 PetriNetUnfolder]: 62/242 cut-off events. [2019-12-18 16:45:35,105 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 16:45:35,118 INFO L76 FinitePrefix]: Finished finitePrefix Result has 249 conditions, 242 events. 62/242 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 512 event pairs. 6/184 useless extension candidates. Maximal degree in co-relation 213. Up to 2 conditions per place. [2019-12-18 16:45:35,147 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 25246 [2019-12-18 16:45:35,148 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 16:45:40,686 WARN L192 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-12-18 16:45:40,795 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-12-18 16:45:40,851 INFO L206 etLargeBlockEncoding]: Checked pairs total: 142941 [2019-12-18 16:45:40,851 INFO L214 etLargeBlockEncoding]: Total number of compositions: 118 [2019-12-18 16:45:40,855 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 112 places, 137 transitions [2019-12-18 16:45:42,430 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 27484 states. [2019-12-18 16:45:42,432 INFO L276 IsEmpty]: Start isEmpty. Operand 27484 states. [2019-12-18 16:45:42,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-18 16:45:42,437 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:45:42,438 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-18 16:45:42,438 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:45:42,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:45:42,443 INFO L82 PathProgramCache]: Analyzing trace with hash 980256966, now seen corresponding path program 1 times [2019-12-18 16:45:42,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:45:42,450 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853186332] [2019-12-18 16:45:42,451 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:45:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:45:42,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:45:42,682 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853186332] [2019-12-18 16:45:42,682 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:45:42,683 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 16:45:42,683 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114275809] [2019-12-18 16:45:42,695 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 16:45:42,695 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:45:42,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 16:45:42,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 16:45:42,713 INFO L87 Difference]: Start difference. First operand 27484 states. Second operand 3 states. [2019-12-18 16:45:43,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:45:43,237 INFO L93 Difference]: Finished difference Result 27436 states and 97226 transitions. [2019-12-18 16:45:43,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 16:45:43,240 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-18 16:45:43,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:45:44,317 INFO L225 Difference]: With dead ends: 27436 [2019-12-18 16:45:44,317 INFO L226 Difference]: Without dead ends: 26890 [2019-12-18 16:45:44,320 INFO L631 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 [2019-12-18 16:45:44,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26890 states. [2019-12-18 16:45:45,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26890 to 26890. [2019-12-18 16:45:45,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26890 states. [2019-12-18 16:45:45,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26890 states to 26890 states and 95406 transitions. [2019-12-18 16:45:45,834 INFO L78 Accepts]: Start accepts. Automaton has 26890 states and 95406 transitions. Word has length 5 [2019-12-18 16:45:45,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:45:45,834 INFO L462 AbstractCegarLoop]: Abstraction has 26890 states and 95406 transitions. [2019-12-18 16:45:45,834 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 16:45:45,834 INFO L276 IsEmpty]: Start isEmpty. Operand 26890 states and 95406 transitions. [2019-12-18 16:45:45,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-18 16:45:45,840 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:45:45,840 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:45:45,841 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:45:45,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:45:45,841 INFO L82 PathProgramCache]: Analyzing trace with hash -661538299, now seen corresponding path program 1 times [2019-12-18 16:45:45,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:45:45,842 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681305434] [2019-12-18 16:45:45,842 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:45:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:45:45,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:45:45,987 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681305434] [2019-12-18 16:45:45,987 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:45:45,987 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 16:45:45,987 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686842121] [2019-12-18 16:45:45,990 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 16:45:45,990 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:45:45,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 16:45:45,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 16:45:45,991 INFO L87 Difference]: Start difference. First operand 26890 states and 95406 transitions. Second operand 4 states. [2019-12-18 16:45:47,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:45:47,824 INFO L93 Difference]: Finished difference Result 43282 states and 146547 transitions. [2019-12-18 16:45:47,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 16:45:47,825 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-18 16:45:47,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:45:48,003 INFO L225 Difference]: With dead ends: 43282 [2019-12-18 16:45:48,004 INFO L226 Difference]: Without dead ends: 43275 [2019-12-18 16:45:48,005 INFO L631 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 [2019-12-18 16:45:48,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43275 states. [2019-12-18 16:45:49,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43275 to 41962. [2019-12-18 16:45:49,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41962 states. [2019-12-18 16:45:49,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41962 states to 41962 states and 143055 transitions. [2019-12-18 16:45:49,712 INFO L78 Accepts]: Start accepts. Automaton has 41962 states and 143055 transitions. Word has length 11 [2019-12-18 16:45:49,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:45:49,712 INFO L462 AbstractCegarLoop]: Abstraction has 41962 states and 143055 transitions. [2019-12-18 16:45:49,712 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 16:45:49,713 INFO L276 IsEmpty]: Start isEmpty. Operand 41962 states and 143055 transitions. [2019-12-18 16:45:49,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-18 16:45:49,715 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:45:49,715 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:45:49,716 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:45:49,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:45:49,716 INFO L82 PathProgramCache]: Analyzing trace with hash -2102667274, now seen corresponding path program 1 times [2019-12-18 16:45:49,716 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:45:49,717 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185134374] [2019-12-18 16:45:49,717 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:45:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:45:49,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:45:49,773 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185134374] [2019-12-18 16:45:49,773 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:45:49,773 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 16:45:49,773 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224830416] [2019-12-18 16:45:49,774 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 16:45:49,774 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:45:49,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 16:45:49,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 16:45:49,775 INFO L87 Difference]: Start difference. First operand 41962 states and 143055 transitions. Second operand 4 states. [2019-12-18 16:45:50,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:45:50,598 INFO L93 Difference]: Finished difference Result 53078 states and 178895 transitions. [2019-12-18 16:45:50,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 16:45:50,599 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-18 16:45:50,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:45:50,895 INFO L225 Difference]: With dead ends: 53078 [2019-12-18 16:45:50,896 INFO L226 Difference]: Without dead ends: 53078 [2019-12-18 16:45:50,896 INFO L631 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 [2019-12-18 16:45:51,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53078 states. [2019-12-18 16:45:53,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53078 to 47600. [2019-12-18 16:45:53,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47600 states. [2019-12-18 16:45:54,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47600 states to 47600 states and 161707 transitions. [2019-12-18 16:45:54,015 INFO L78 Accepts]: Start accepts. Automaton has 47600 states and 161707 transitions. Word has length 11 [2019-12-18 16:45:54,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:45:54,015 INFO L462 AbstractCegarLoop]: Abstraction has 47600 states and 161707 transitions. [2019-12-18 16:45:54,015 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 16:45:54,015 INFO L276 IsEmpty]: Start isEmpty. Operand 47600 states and 161707 transitions. [2019-12-18 16:45:54,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-18 16:45:54,021 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:45:54,021 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:45:54,022 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:45:54,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:45:54,022 INFO L82 PathProgramCache]: Analyzing trace with hash -710819149, now seen corresponding path program 1 times [2019-12-18 16:45:54,022 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:45:54,022 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027027196] [2019-12-18 16:45:54,022 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:45:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:45:54,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:45:54,151 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027027196] [2019-12-18 16:45:54,151 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:45:54,151 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 16:45:54,152 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186308521] [2019-12-18 16:45:54,152 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 16:45:54,152 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:45:54,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 16:45:54,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 16:45:54,153 INFO L87 Difference]: Start difference. First operand 47600 states and 161707 transitions. Second operand 5 states. [2019-12-18 16:45:55,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:45:55,371 INFO L93 Difference]: Finished difference Result 63010 states and 210076 transitions. [2019-12-18 16:45:55,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-18 16:45:55,371 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-12-18 16:45:55,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:45:55,555 INFO L225 Difference]: With dead ends: 63010 [2019-12-18 16:45:55,555 INFO L226 Difference]: Without dead ends: 63003 [2019-12-18 16:45:55,556 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-18 16:45:56,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63003 states. [2019-12-18 16:45:57,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63003 to 47611. [2019-12-18 16:45:57,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47611 states. [2019-12-18 16:45:57,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47611 states to 47611 states and 161609 transitions. [2019-12-18 16:45:57,234 INFO L78 Accepts]: Start accepts. Automaton has 47611 states and 161609 transitions. Word has length 17 [2019-12-18 16:45:57,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:45:57,234 INFO L462 AbstractCegarLoop]: Abstraction has 47611 states and 161609 transitions. [2019-12-18 16:45:57,234 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 16:45:57,234 INFO L276 IsEmpty]: Start isEmpty. Operand 47611 states and 161609 transitions. [2019-12-18 16:45:57,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-18 16:45:57,259 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:45:57,259 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:45:57,259 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:45:57,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:45:57,260 INFO L82 PathProgramCache]: Analyzing trace with hash -1473983183, now seen corresponding path program 1 times [2019-12-18 16:45:57,260 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:45:57,260 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852156316] [2019-12-18 16:45:57,260 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:45:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:45:57,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:45:57,344 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852156316] [2019-12-18 16:45:57,345 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:45:57,345 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 16:45:57,345 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468579149] [2019-12-18 16:45:57,345 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 16:45:57,346 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:45:57,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 16:45:57,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 16:45:57,346 INFO L87 Difference]: Start difference. First operand 47611 states and 161609 transitions. Second operand 4 states. [2019-12-18 16:45:57,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:45:57,392 INFO L93 Difference]: Finished difference Result 5620 states and 14074 transitions. [2019-12-18 16:45:57,393 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 16:45:57,393 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2019-12-18 16:45:57,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:45:57,401 INFO L225 Difference]: With dead ends: 5620 [2019-12-18 16:45:57,401 INFO L226 Difference]: Without dead ends: 4725 [2019-12-18 16:45:57,401 INFO L631 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 [2019-12-18 16:45:57,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4725 states. [2019-12-18 16:45:57,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4725 to 4725. [2019-12-18 16:45:57,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4725 states. [2019-12-18 16:45:57,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4725 states to 4725 states and 11319 transitions. [2019-12-18 16:45:57,475 INFO L78 Accepts]: Start accepts. Automaton has 4725 states and 11319 transitions. Word has length 25 [2019-12-18 16:45:57,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:45:57,475 INFO L462 AbstractCegarLoop]: Abstraction has 4725 states and 11319 transitions. [2019-12-18 16:45:57,475 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 16:45:57,475 INFO L276 IsEmpty]: Start isEmpty. Operand 4725 states and 11319 transitions. [2019-12-18 16:45:57,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-18 16:45:57,480 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:45:57,480 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:45:57,480 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:45:57,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:45:57,481 INFO L82 PathProgramCache]: Analyzing trace with hash 14742150, now seen corresponding path program 1 times [2019-12-18 16:45:57,481 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:45:57,481 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730292979] [2019-12-18 16:45:57,482 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:45:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:45:57,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:45:57,631 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730292979] [2019-12-18 16:45:57,631 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:45:57,631 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-18 16:45:57,631 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380081578] [2019-12-18 16:45:57,632 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 16:45:57,632 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:45:57,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 16:45:57,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-18 16:45:57,633 INFO L87 Difference]: Start difference. First operand 4725 states and 11319 transitions. Second operand 5 states. [2019-12-18 16:45:57,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:45:57,684 INFO L93 Difference]: Finished difference Result 1095 states and 2326 transitions. [2019-12-18 16:45:57,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 16:45:57,685 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-12-18 16:45:57,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:45:57,687 INFO L225 Difference]: With dead ends: 1095 [2019-12-18 16:45:57,687 INFO L226 Difference]: Without dead ends: 991 [2019-12-18 16:45:57,687 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-18 16:45:57,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2019-12-18 16:45:57,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 949. [2019-12-18 16:45:57,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 949 states. [2019-12-18 16:45:57,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 2023 transitions. [2019-12-18 16:45:57,696 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 2023 transitions. Word has length 37 [2019-12-18 16:45:57,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:45:57,697 INFO L462 AbstractCegarLoop]: Abstraction has 949 states and 2023 transitions. [2019-12-18 16:45:57,697 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 16:45:57,897 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 2023 transitions. [2019-12-18 16:45:57,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-18 16:45:57,900 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:45:57,900 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:45:57,901 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:45:57,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:45:57,901 INFO L82 PathProgramCache]: Analyzing trace with hash -436222142, now seen corresponding path program 1 times [2019-12-18 16:45:57,901 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:45:57,902 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352784112] [2019-12-18 16:45:57,902 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:45:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:45:58,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:45:58,031 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352784112] [2019-12-18 16:45:58,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:45:58,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-18 16:45:58,031 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078865373] [2019-12-18 16:45:58,032 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-18 16:45:58,032 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:45:58,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-18 16:45:58,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-18 16:45:58,033 INFO L87 Difference]: Start difference. First operand 949 states and 2023 transitions. Second operand 6 states. [2019-12-18 16:45:58,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:45:58,696 INFO L93 Difference]: Finished difference Result 1405 states and 2968 transitions. [2019-12-18 16:45:58,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-18 16:45:58,696 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2019-12-18 16:45:58,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:45:58,698 INFO L225 Difference]: With dead ends: 1405 [2019-12-18 16:45:58,698 INFO L226 Difference]: Without dead ends: 1405 [2019-12-18 16:45:58,699 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-12-18 16:45:58,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1405 states. [2019-12-18 16:45:58,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1405 to 1132. [2019-12-18 16:45:58,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1132 states. [2019-12-18 16:45:58,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 1132 states and 2413 transitions. [2019-12-18 16:45:58,711 INFO L78 Accepts]: Start accepts. Automaton has 1132 states and 2413 transitions. Word has length 68 [2019-12-18 16:45:58,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:45:58,711 INFO L462 AbstractCegarLoop]: Abstraction has 1132 states and 2413 transitions. [2019-12-18 16:45:58,711 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-18 16:45:58,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2413 transitions. [2019-12-18 16:45:58,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-18 16:45:58,714 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:45:58,714 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:45:58,714 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:45:58,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:45:58,715 INFO L82 PathProgramCache]: Analyzing trace with hash 859631310, now seen corresponding path program 2 times [2019-12-18 16:45:58,715 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:45:58,715 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597163818] [2019-12-18 16:45:58,715 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:45:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:45:58,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:45:58,803 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597163818] [2019-12-18 16:45:58,803 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:45:58,804 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 16:45:58,804 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775324829] [2019-12-18 16:45:58,804 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 16:45:58,805 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:45:58,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 16:45:58,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 16:45:58,805 INFO L87 Difference]: Start difference. First operand 1132 states and 2413 transitions. Second operand 3 states. [2019-12-18 16:45:58,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:45:58,820 INFO L93 Difference]: Finished difference Result 963 states and 2007 transitions. [2019-12-18 16:45:58,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 16:45:58,821 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2019-12-18 16:45:58,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:45:58,822 INFO L225 Difference]: With dead ends: 963 [2019-12-18 16:45:58,822 INFO L226 Difference]: Without dead ends: 963 [2019-12-18 16:45:58,823 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 16:45:58,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2019-12-18 16:45:58,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2019-12-18 16:45:58,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 963 states. [2019-12-18 16:45:58,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 2007 transitions. [2019-12-18 16:45:58,837 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 2007 transitions. Word has length 68 [2019-12-18 16:45:58,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:45:58,837 INFO L462 AbstractCegarLoop]: Abstraction has 963 states and 2007 transitions. [2019-12-18 16:45:58,837 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 16:45:58,837 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 2007 transitions. [2019-12-18 16:45:58,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-18 16:45:58,839 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:45:58,840 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:45:58,840 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:45:58,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:45:58,840 INFO L82 PathProgramCache]: Analyzing trace with hash -1270284952, now seen corresponding path program 1 times [2019-12-18 16:45:58,840 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:45:58,841 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526409852] [2019-12-18 16:45:58,841 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:45:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:45:58,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:45:58,928 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526409852] [2019-12-18 16:45:58,928 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:45:58,928 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-18 16:45:58,929 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027519667] [2019-12-18 16:45:58,929 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 16:45:58,929 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:45:58,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 16:45:58,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 16:45:58,930 INFO L87 Difference]: Start difference. First operand 963 states and 2007 transitions. Second operand 5 states. [2019-12-18 16:45:59,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:45:59,176 INFO L93 Difference]: Finished difference Result 1101 states and 2255 transitions. [2019-12-18 16:45:59,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-18 16:45:59,178 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 69 [2019-12-18 16:45:59,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:45:59,180 INFO L225 Difference]: With dead ends: 1101 [2019-12-18 16:45:59,180 INFO L226 Difference]: Without dead ends: 1101 [2019-12-18 16:45:59,180 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-18 16:45:59,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1101 states. [2019-12-18 16:45:59,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1101 to 1048. [2019-12-18 16:45:59,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1048 states. [2019-12-18 16:45:59,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 1048 states and 2161 transitions. [2019-12-18 16:45:59,190 INFO L78 Accepts]: Start accepts. Automaton has 1048 states and 2161 transitions. Word has length 69 [2019-12-18 16:45:59,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:45:59,191 INFO L462 AbstractCegarLoop]: Abstraction has 1048 states and 2161 transitions. [2019-12-18 16:45:59,191 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 16:45:59,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2161 transitions. [2019-12-18 16:45:59,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-18 16:45:59,193 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:45:59,193 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:45:59,193 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:45:59,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:45:59,193 INFO L82 PathProgramCache]: Analyzing trace with hash 25568500, now seen corresponding path program 2 times [2019-12-18 16:45:59,193 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:45:59,193 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289589921] [2019-12-18 16:45:59,194 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:45:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:45:59,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:45:59,347 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289589921] [2019-12-18 16:45:59,347 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:45:59,347 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-12-18 16:45:59,348 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782981565] [2019-12-18 16:45:59,348 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-18 16:45:59,348 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:45:59,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-18 16:45:59,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-12-18 16:45:59,349 INFO L87 Difference]: Start difference. First operand 1048 states and 2161 transitions. Second operand 9 states. [2019-12-18 16:45:59,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:45:59,981 INFO L93 Difference]: Finished difference Result 1756 states and 3543 transitions. [2019-12-18 16:45:59,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-12-18 16:45:59,982 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 69 [2019-12-18 16:45:59,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:45:59,984 INFO L225 Difference]: With dead ends: 1756 [2019-12-18 16:45:59,984 INFO L226 Difference]: Without dead ends: 1756 [2019-12-18 16:45:59,985 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2019-12-18 16:45:59,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1756 states. [2019-12-18 16:45:59,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1756 to 1356. [2019-12-18 16:45:59,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1356 states. [2019-12-18 16:46:00,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1356 states and 2783 transitions. [2019-12-18 16:46:00,000 INFO L78 Accepts]: Start accepts. Automaton has 1356 states and 2783 transitions. Word has length 69 [2019-12-18 16:46:00,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:46:00,000 INFO L462 AbstractCegarLoop]: Abstraction has 1356 states and 2783 transitions. [2019-12-18 16:46:00,000 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-18 16:46:00,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2783 transitions. [2019-12-18 16:46:00,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-18 16:46:00,002 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:46:00,002 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:46:00,002 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:46:00,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:46:00,003 INFO L82 PathProgramCache]: Analyzing trace with hash -1241316174, now seen corresponding path program 1 times [2019-12-18 16:46:00,003 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:46:00,003 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679962204] [2019-12-18 16:46:00,003 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:46:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:46:00,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:46:00,085 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679962204] [2019-12-18 16:46:00,085 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:46:00,085 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 16:46:00,085 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891135795] [2019-12-18 16:46:00,086 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 16:46:00,086 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:46:00,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 16:46:00,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 16:46:00,087 INFO L87 Difference]: Start difference. First operand 1356 states and 2783 transitions. Second operand 3 states. [2019-12-18 16:46:00,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:46:00,131 INFO L93 Difference]: Finished difference Result 1355 states and 2781 transitions. [2019-12-18 16:46:00,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 16:46:00,132 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2019-12-18 16:46:00,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:46:00,135 INFO L225 Difference]: With dead ends: 1355 [2019-12-18 16:46:00,135 INFO L226 Difference]: Without dead ends: 1355 [2019-12-18 16:46:00,136 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 16:46:00,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1355 states. [2019-12-18 16:46:00,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1355 to 1250. [2019-12-18 16:46:00,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1250 states. [2019-12-18 16:46:00,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1250 states and 2585 transitions. [2019-12-18 16:46:00,153 INFO L78 Accepts]: Start accepts. Automaton has 1250 states and 2585 transitions. Word has length 70 [2019-12-18 16:46:00,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:46:00,153 INFO L462 AbstractCegarLoop]: Abstraction has 1250 states and 2585 transitions. [2019-12-18 16:46:00,153 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 16:46:00,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2585 transitions. [2019-12-18 16:46:00,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-18 16:46:00,156 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:46:00,156 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:46:00,156 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:46:00,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:46:00,157 INFO L82 PathProgramCache]: Analyzing trace with hash -1779301553, now seen corresponding path program 1 times [2019-12-18 16:46:00,157 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:46:00,157 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123644236] [2019-12-18 16:46:00,157 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:46:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:46:00,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:46:00,414 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123644236] [2019-12-18 16:46:00,414 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:46:00,414 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-18 16:46:00,414 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119374883] [2019-12-18 16:46:00,415 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-18 16:46:00,415 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:46:00,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-18 16:46:00,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-12-18 16:46:00,416 INFO L87 Difference]: Start difference. First operand 1250 states and 2585 transitions. Second operand 6 states. [2019-12-18 16:46:00,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:46:00,717 INFO L93 Difference]: Finished difference Result 1374 states and 2847 transitions. [2019-12-18 16:46:00,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-18 16:46:00,717 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2019-12-18 16:46:00,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:46:00,719 INFO L225 Difference]: With dead ends: 1374 [2019-12-18 16:46:00,719 INFO L226 Difference]: Without dead ends: 1374 [2019-12-18 16:46:00,720 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 6 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-12-18 16:46:00,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1374 states. [2019-12-18 16:46:00,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1374 to 1250. [2019-12-18 16:46:00,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1250 states. [2019-12-18 16:46:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1250 states and 2569 transitions. [2019-12-18 16:46:00,737 INFO L78 Accepts]: Start accepts. Automaton has 1250 states and 2569 transitions. Word has length 70 [2019-12-18 16:46:00,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:46:00,737 INFO L462 AbstractCegarLoop]: Abstraction has 1250 states and 2569 transitions. [2019-12-18 16:46:00,737 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-18 16:46:00,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2569 transitions. [2019-12-18 16:46:00,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-18 16:46:00,740 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:46:00,740 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:46:00,740 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:46:00,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:46:00,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1388303069, now seen corresponding path program 2 times [2019-12-18 16:46:00,741 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:46:00,741 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114179544] [2019-12-18 16:46:00,741 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:46:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:46:00,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:46:00,897 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114179544] [2019-12-18 16:46:00,897 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:46:00,897 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-18 16:46:00,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166873612] [2019-12-18 16:46:00,898 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-18 16:46:00,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:46:00,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-18 16:46:00,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-12-18 16:46:00,899 INFO L87 Difference]: Start difference. First operand 1250 states and 2569 transitions. Second operand 7 states. [2019-12-18 16:46:01,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:46:01,639 INFO L93 Difference]: Finished difference Result 1470 states and 3025 transitions. [2019-12-18 16:46:01,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-18 16:46:01,640 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2019-12-18 16:46:01,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:46:01,642 INFO L225 Difference]: With dead ends: 1470 [2019-12-18 16:46:01,642 INFO L226 Difference]: Without dead ends: 1470 [2019-12-18 16:46:01,643 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 5 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2019-12-18 16:46:01,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1470 states. [2019-12-18 16:46:01,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1470 to 1190. [2019-12-18 16:46:01,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1190 states. [2019-12-18 16:46:01,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1190 states and 2437 transitions. [2019-12-18 16:46:01,659 INFO L78 Accepts]: Start accepts. Automaton has 1190 states and 2437 transitions. Word has length 70 [2019-12-18 16:46:01,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:46:01,659 INFO L462 AbstractCegarLoop]: Abstraction has 1190 states and 2437 transitions. [2019-12-18 16:46:01,659 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-18 16:46:01,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 2437 transitions. [2019-12-18 16:46:01,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-18 16:46:01,662 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:46:01,662 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:46:01,662 INFO L410 AbstractCegarLoop]: === Iteration 14 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:46:01,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:46:01,663 INFO L82 PathProgramCache]: Analyzing trace with hash 53631247, now seen corresponding path program 3 times [2019-12-18 16:46:01,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:46:01,663 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761765941] [2019-12-18 16:46:01,663 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:46:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:46:01,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:46:01,809 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761765941] [2019-12-18 16:46:01,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:46:01,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-18 16:46:01,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639848061] [2019-12-18 16:46:01,809 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-18 16:46:01,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:46:01,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-18 16:46:01,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-18 16:46:01,810 INFO L87 Difference]: Start difference. First operand 1190 states and 2437 transitions. Second operand 7 states. [2019-12-18 16:46:02,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:46:02,248 INFO L93 Difference]: Finished difference Result 1394 states and 2852 transitions. [2019-12-18 16:46:02,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-18 16:46:02,249 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2019-12-18 16:46:02,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:46:02,251 INFO L225 Difference]: With dead ends: 1394 [2019-12-18 16:46:02,252 INFO L226 Difference]: Without dead ends: 1394 [2019-12-18 16:46:02,252 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 5 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2019-12-18 16:46:02,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1394 states. [2019-12-18 16:46:02,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1394 to 1138. [2019-12-18 16:46:02,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1138 states. [2019-12-18 16:46:02,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 1138 states and 2328 transitions. [2019-12-18 16:46:02,263 INFO L78 Accepts]: Start accepts. Automaton has 1138 states and 2328 transitions. Word has length 70 [2019-12-18 16:46:02,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:46:02,264 INFO L462 AbstractCegarLoop]: Abstraction has 1138 states and 2328 transitions. [2019-12-18 16:46:02,264 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-18 16:46:02,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2328 transitions. [2019-12-18 16:46:02,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-18 16:46:02,266 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:46:02,266 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:46:02,266 INFO L410 AbstractCegarLoop]: === Iteration 15 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:46:02,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:46:02,266 INFO L82 PathProgramCache]: Analyzing trace with hash -2069710509, now seen corresponding path program 1 times [2019-12-18 16:46:02,266 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:46:02,267 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71015540] [2019-12-18 16:46:02,267 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:46:02,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:46:02,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 16:46:02,469 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71015540] [2019-12-18 16:46:02,469 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:46:02,469 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-12-18 16:46:02,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506142882] [2019-12-18 16:46:02,470 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-12-18 16:46:02,470 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:46:02,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-12-18 16:46:02,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2019-12-18 16:46:02,470 INFO L87 Difference]: Start difference. First operand 1138 states and 2328 transitions. Second operand 11 states. [2019-12-18 16:46:03,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:46:03,317 INFO L93 Difference]: Finished difference Result 2237 states and 4587 transitions. [2019-12-18 16:46:03,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-12-18 16:46:03,317 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 71 [2019-12-18 16:46:03,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:46:03,318 INFO L225 Difference]: With dead ends: 2237 [2019-12-18 16:46:03,318 INFO L226 Difference]: Without dead ends: 248 [2019-12-18 16:46:03,318 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2019-12-18 16:46:03,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2019-12-18 16:46:03,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 224. [2019-12-18 16:46:03,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2019-12-18 16:46:03,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 377 transitions. [2019-12-18 16:46:03,324 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 377 transitions. Word has length 71 [2019-12-18 16:46:03,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 16:46:03,325 INFO L462 AbstractCegarLoop]: Abstraction has 224 states and 377 transitions. [2019-12-18 16:46:03,325 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-12-18 16:46:03,325 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 377 transitions. [2019-12-18 16:46:03,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-18 16:46:03,326 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:46:03,326 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 16:46:03,326 INFO L410 AbstractCegarLoop]: === Iteration 16 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:46:03,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:46:03,326 INFO L82 PathProgramCache]: Analyzing trace with hash 915841789, now seen corresponding path program 2 times [2019-12-18 16:46:03,327 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:46:03,327 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150348782] [2019-12-18 16:46:03,327 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:46:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 16:46:03,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 16:46:03,496 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 16:46:03,498 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 16:46:03,503 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [1002] [1002] ULTIMATE.startENTRY-->L797: Formula: (let ((.cse0 (store |v_#valid_52| 0 0))) (and (= v_~x$r_buff1_thd1~0_179 0) (= v_~weak$$choice2~0_240 0) (= v_~main$tmp_guard0~0_30 0) (= 0 v_~x$mem_tmp~0_174) (= 0 v_~x~0_313) (= v_~x$r_buff1_thd0~0_357 0) (= v_~__unbuffered_p1_EBX~0_40 0) (= 0 v_~x$w_buff0_used~0_865) (= 0 v_~x$read_delayed_var~0.base_7) (< 0 |v_#StackHeapBarrier_15|) (= v_~y~0_29 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t599~0.base_29|) 0) (= 0 v_~x$read_delayed~0_6) (= 0 v_~x$w_buff0~0_223) (= 0 |v_ULTIMATE.start_main_~#t599~0.offset_21|) (= 0 v_~x$r_buff0_thd2~0_470) (= 0 v_~x$w_buff1_used~0_522) (= 0 v_~__unbuffered_p1_EAX~0_63) (= v_~x$r_buff0_thd0~0_374 0) (= |v_#NULL.offset_5| 0) (= 0 v_~x$r_buff1_thd2~0_352) (< |v_#StackHeapBarrier_15| |v_ULTIMATE.start_main_~#t599~0.base_29|) (= (store |v_#memory_int_18| |v_ULTIMATE.start_main_~#t599~0.base_29| (store (select |v_#memory_int_18| |v_ULTIMATE.start_main_~#t599~0.base_29|) |v_ULTIMATE.start_main_~#t599~0.offset_21| 0)) |v_#memory_int_17|) (= 0 v_~x$r_buff0_thd1~0_99) (= 0 v_~x$read_delayed_var~0.offset_7) (= 0 v_~__unbuffered_cnt~0_43) (= 0 v_~x$w_buff1~0_209) (= v_~x$flush_delayed~0_235 0) (= |v_#valid_50| (store .cse0 |v_ULTIMATE.start_main_~#t599~0.base_29| 1)) (= |v_#length_19| (store |v_#length_20| |v_ULTIMATE.start_main_~#t599~0.base_29| 4)) (= 0 |v_#NULL.base_5|) (= 0 v_~weak$$choice0~0_159) (= v_~main$tmp_guard1~0_37 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_15|, #valid=|v_#valid_52|, #memory_int=|v_#memory_int_18|, #length=|v_#length_20|} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_223, ~x$flush_delayed~0=v_~x$flush_delayed~0_235, #NULL.offset=|v_#NULL.offset_5|, ULTIMATE.start_main_#t~ite49=|v_ULTIMATE.start_main_#t~ite49_123|, ULTIMATE.start_main_#t~ite68=|v_ULTIMATE.start_main_#t~ite68_80|, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_179, ULTIMATE.start_main_#t~ite43=|v_ULTIMATE.start_main_#t~ite43_113|, ULTIMATE.start_main_#t~ite66=|v_ULTIMATE.start_main_#t~ite66_55|, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_69|, ULTIMATE.start_main_#t~ite64=|v_ULTIMATE.start_main_#t~ite64_35|, ULTIMATE.start_main_#t~ite50=|v_ULTIMATE.start_main_#t~ite50_52|, ULTIMATE.start_main_#t~ite52=|v_ULTIMATE.start_main_#t~ite52_59|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_63, #length=|v_#length_19|, ULTIMATE.start_main_~#t600~0.offset=|v_ULTIMATE.start_main_~#t600~0.offset_21|, ~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_374, ULTIMATE.start_main_#t~nondet47=|v_ULTIMATE.start_main_#t~nondet47_57|, ~x$w_buff1~0=v_~x$w_buff1~0_209, ULTIMATE.start_main_#t~ite58=|v_ULTIMATE.start_main_#t~ite58_42|, ULTIMATE.start_main_~#t600~0.base=|v_ULTIMATE.start_main_~#t600~0.base_29|, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_522, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_352, ULTIMATE.start_main_#t~ite54=|v_ULTIMATE.start_main_#t~ite54_65|, ULTIMATE.start_main_#t~ite56=|v_ULTIMATE.start_main_#t~ite56_36|, ~x$read_delayed_var~0.base=v_~x$read_delayed_var~0.base_7, ULTIMATE.start_main_#t~ite63=|v_ULTIMATE.start_main_#t~ite63_33|, ~weak$$choice0~0=v_~weak$$choice0~0_159, #StackHeapBarrier=|v_#StackHeapBarrier_15|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_49|, ULTIMATE.start_main_#t~ite61=|v_ULTIMATE.start_main_#t~ite61_93|, ULTIMATE.start_main_#t~nondet38=|v_ULTIMATE.start_main_#t~nondet38_10|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_43, ~x~0=v_~x~0_313, ~x$r_buff0_thd1~0=v_~x$r_buff0_thd1~0_99, ULTIMATE.start_main_~#t599~0.base=|v_ULTIMATE.start_main_~#t599~0.base_29|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_37, ULTIMATE.start_main_#t~ite48=|v_ULTIMATE.start_main_#t~ite48_69|, ~x$mem_tmp~0=v_~x$mem_tmp~0_174, ULTIMATE.start_main_#t~ite42=|v_ULTIMATE.start_main_#t~ite42_141|, ULTIMATE.start_main_#t~ite67=|v_ULTIMATE.start_main_#t~ite67_42|, ULTIMATE.start_main_#t~ite44=|v_ULTIMATE.start_main_#t~ite44_27|, ULTIMATE.start_main_#t~ite65=|v_ULTIMATE.start_main_#t~ite65_50|, ULTIMATE.start_main_#t~ite51=|v_ULTIMATE.start_main_#t~ite51_61|, ~y~0=v_~y~0_29, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_40, ULTIMATE.start_main_#t~nondet46=|v_ULTIMATE.start_main_#t~nondet46_57|, ULTIMATE.start_main_#t~ite57=|v_ULTIMATE.start_main_#t~ite57_40|, ULTIMATE.start_main_#t~ite59=|v_ULTIMATE.start_main_#t~ite59_105|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_30, ~x$r_buff1_thd0~0=v_~x$r_buff1_thd0~0_357, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_470, ULTIMATE.start_main_#t~ite53=|v_ULTIMATE.start_main_#t~ite53_62|, #NULL.base=|v_#NULL.base_5|, ULTIMATE.start_main_#t~ite55=|v_ULTIMATE.start_main_#t~ite55_95|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_865, ULTIMATE.start_main_#t~ite62=|v_ULTIMATE.start_main_#t~ite62_30|, ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_32|, ULTIMATE.start_main_#t~ite60=|v_ULTIMATE.start_main_#t~ite60_152|, ~x$read_delayed_var~0.offset=v_~x$read_delayed_var~0.offset_7, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_45|, #valid=|v_#valid_50|, #memory_int=|v_#memory_int_17|, ULTIMATE.start_main_#t~nondet39=|v_ULTIMATE.start_main_#t~nondet39_20|, ~weak$$choice2~0=v_~weak$$choice2~0_240, ULTIMATE.start_main_~#t599~0.offset=|v_ULTIMATE.start_main_~#t599~0.offset_21|, ~x$read_delayed~0=v_~x$read_delayed~0_6} AuxVars[] AssignedVars[~x$w_buff0~0, ~x$flush_delayed~0, #NULL.offset, ULTIMATE.start_main_#t~ite49, ULTIMATE.start_main_#t~ite68, ~x$r_buff1_thd1~0, ULTIMATE.start_main_#t~ite43, ULTIMATE.start_main_#t~ite66, ULTIMATE.start_main_#t~ite45, ULTIMATE.start_main_#t~ite64, ULTIMATE.start_main_#t~ite50, ULTIMATE.start_main_#t~ite52, ~__unbuffered_p1_EAX~0, #length, ULTIMATE.start_main_~#t600~0.offset, ~x$r_buff0_thd0~0, ULTIMATE.start_main_#t~nondet47, ~x$w_buff1~0, ULTIMATE.start_main_#t~ite58, ULTIMATE.start_main_~#t600~0.base, ~x$w_buff1_used~0, ~x$r_buff1_thd2~0, ULTIMATE.start_main_#t~ite54, ULTIMATE.start_main_#t~ite56, ~x$read_delayed_var~0.base, ULTIMATE.start_main_#t~ite63, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite40, ULTIMATE.start_main_#t~ite61, ULTIMATE.start_main_#t~nondet38, ~__unbuffered_cnt~0, ~x~0, ~x$r_buff0_thd1~0, ULTIMATE.start_main_~#t599~0.base, ~main$tmp_guard1~0, ULTIMATE.start_main_#t~ite48, ~x$mem_tmp~0, ULTIMATE.start_main_#t~ite42, ULTIMATE.start_main_#t~ite67, ULTIMATE.start_main_#t~ite44, ULTIMATE.start_main_#t~ite65, ULTIMATE.start_main_#t~ite51, ~y~0, ~__unbuffered_p1_EBX~0, ULTIMATE.start_main_#t~nondet46, ULTIMATE.start_main_#t~ite57, ULTIMATE.start_main_#t~ite59, ~main$tmp_guard0~0, ~x$r_buff1_thd0~0, ~x$r_buff0_thd2~0, ULTIMATE.start_main_#t~ite53, #NULL.base, ULTIMATE.start_main_#t~ite55, ~x$w_buff0_used~0, ULTIMATE.start_main_#t~ite62, ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite60, ~x$read_delayed_var~0.offset, ULTIMATE.start_main_#res, #valid, #memory_int, ULTIMATE.start_main_#t~nondet39, ~weak$$choice2~0, ULTIMATE.start_main_~#t599~0.offset, ~x$read_delayed~0] because there is no mapped edge [2019-12-18 16:46:03,504 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [978] [978] L797-1-->L799: Formula: (and (= |v_#length_11| (store |v_#length_12| |v_ULTIMATE.start_main_~#t600~0.base_13| 4)) (not (= 0 |v_ULTIMATE.start_main_~#t600~0.base_13|)) (< |v_#StackHeapBarrier_9| |v_ULTIMATE.start_main_~#t600~0.base_13|) (= |v_#memory_int_9| (store |v_#memory_int_10| |v_ULTIMATE.start_main_~#t600~0.base_13| (store (select |v_#memory_int_10| |v_ULTIMATE.start_main_~#t600~0.base_13|) |v_ULTIMATE.start_main_~#t600~0.offset_11| 1))) (= |v_ULTIMATE.start_main_~#t600~0.offset_11| 0) (= |v_#valid_26| (store |v_#valid_27| |v_ULTIMATE.start_main_~#t600~0.base_13| 1)) (= 0 (select |v_#valid_27| |v_ULTIMATE.start_main_~#t600~0.base_13|))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_9|, #valid=|v_#valid_27|, #memory_int=|v_#memory_int_10|, #length=|v_#length_12|} OutVars{ULTIMATE.start_main_~#t600~0.offset=|v_ULTIMATE.start_main_~#t600~0.offset_11|, #StackHeapBarrier=|v_#StackHeapBarrier_9|, #valid=|v_#valid_26|, #memory_int=|v_#memory_int_9|, ULTIMATE.start_main_#t~nondet38=|v_ULTIMATE.start_main_#t~nondet38_6|, ULTIMATE.start_main_~#t600~0.base=|v_ULTIMATE.start_main_~#t600~0.base_13|, #length=|v_#length_11|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t600~0.offset, #valid, #memory_int, ULTIMATE.start_main_#t~nondet38, ULTIMATE.start_main_~#t600~0.base, #length] because there is no mapped edge [2019-12-18 16:46:03,505 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [866] [866] P1ENTRY-->L4-3: Formula: (and (= |v_P1Thread1of1ForFork1_#in~arg.offset_7| v_P1Thread1of1ForFork1_~arg.offset_7) (= v_P1Thread1of1ForFork1_~arg.base_7 |v_P1Thread1of1ForFork1_#in~arg.base_7|) (= v_~x$w_buff1_used~0_77 v_~x$w_buff0_used~0_156) (= v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_9 |v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_7|) (= |v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_7| 1) (= 0 (mod v_~x$w_buff1_used~0_77 256)) (= 2 v_~x$w_buff0~0_34) (= 1 v_~x$w_buff0_used~0_155) (= v_~x$w_buff0~0_35 v_~x$w_buff1~0_28)) InVars {~x$w_buff0~0=v_~x$w_buff0~0_35, P1Thread1of1ForFork1_#in~arg.base=|v_P1Thread1of1ForFork1_#in~arg.base_7|, P1Thread1of1ForFork1_#in~arg.offset=|v_P1Thread1of1ForFork1_#in~arg.offset_7|, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_156} OutVars{P1Thread1of1ForFork1___VERIFIER_assert_~expression=v_P1Thread1of1ForFork1___VERIFIER_assert_~expression_9, ~x$w_buff0~0=v_~x$w_buff0~0_34, P1Thread1of1ForFork1_~arg.offset=v_P1Thread1of1ForFork1_~arg.offset_7, P1Thread1of1ForFork1___VERIFIER_assert_#in~expression=|v_P1Thread1of1ForFork1___VERIFIER_assert_#in~expression_7|, P1Thread1of1ForFork1_~arg.base=v_P1Thread1of1ForFork1_~arg.base_7, ~x$w_buff1~0=v_~x$w_buff1~0_28, P1Thread1of1ForFork1_#in~arg.base=|v_P1Thread1of1ForFork1_#in~arg.base_7|, P1Thread1of1ForFork1_#in~arg.offset=|v_P1Thread1of1ForFork1_#in~arg.offset_7|, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_77, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_155} AuxVars[] AssignedVars[P1Thread1of1ForFork1___VERIFIER_assert_~expression, ~x$w_buff0~0, P1Thread1of1ForFork1_~arg.offset, P1Thread1of1ForFork1___VERIFIER_assert_#in~expression, P1Thread1of1ForFork1_~arg.base, ~x$w_buff1~0, ~x$w_buff1_used~0, ~x$w_buff0_used~0] because there is no mapped edge [2019-12-18 16:46:03,507 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [951] [951] L759-2-->L759-5: Formula: (let ((.cse0 (= 0 (mod ~x$w_buff0_used~0_In1610246461 256))) (.cse1 (= (mod ~x$r_buff0_thd2~0_In1610246461 256) 0)) (.cse2 (= |P1Thread1of1ForFork1_#t~ite11_Out1610246461| |P1Thread1of1ForFork1_#t~ite12_Out1610246461|))) (or (and (not .cse0) (not .cse1) (= ~x$w_buff0~0_In1610246461 |P1Thread1of1ForFork1_#t~ite11_Out1610246461|) .cse2) (and (= ~x$w_buff1~0_In1610246461 |P1Thread1of1ForFork1_#t~ite11_Out1610246461|) (or .cse0 .cse1) .cse2))) InVars {~x$w_buff0~0=~x$w_buff0~0_In1610246461, ~x$w_buff1~0=~x$w_buff1~0_In1610246461, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1610246461, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1610246461} OutVars{~x$w_buff0~0=~x$w_buff0~0_In1610246461, ~x$w_buff1~0=~x$w_buff1~0_In1610246461, P1Thread1of1ForFork1_#t~ite11=|P1Thread1of1ForFork1_#t~ite11_Out1610246461|, P1Thread1of1ForFork1_#t~ite12=|P1Thread1of1ForFork1_#t~ite12_Out1610246461|, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1610246461, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1610246461} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite11, P1Thread1of1ForFork1_#t~ite12] because there is no mapped edge [2019-12-18 16:46:03,513 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [899] [899] L764-->L765: Formula: (and (= v_~x$r_buff0_thd2~0_138 v_~x$r_buff0_thd2~0_137) (not (= 0 (mod v_~weak$$choice2~0_59 256)))) InVars {~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_138, ~weak$$choice2~0=v_~weak$$choice2~0_59} OutVars{P1Thread1of1ForFork1_#t~ite27=|v_P1Thread1of1ForFork1_#t~ite27_9|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_137, ~weak$$choice2~0=v_~weak$$choice2~0_59, P1Thread1of1ForFork1_#t~ite25=|v_P1Thread1of1ForFork1_#t~ite25_17|, P1Thread1of1ForFork1_#t~ite26=|v_P1Thread1of1ForFork1_#t~ite26_11|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite27, ~x$r_buff0_thd2~0, P1Thread1of1ForFork1_#t~ite25, P1Thread1of1ForFork1_#t~ite26] because there is no mapped edge [2019-12-18 16:46:03,515 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [945] [945] L767-->L767-2: Formula: (let ((.cse0 (= (mod ~x$flush_delayed~0_In2127504154 256) 0))) (or (and .cse0 (= |P1Thread1of1ForFork1_#t~ite31_Out2127504154| ~x~0_In2127504154)) (and (not .cse0) (= |P1Thread1of1ForFork1_#t~ite31_Out2127504154| ~x$mem_tmp~0_In2127504154)))) InVars {~x$flush_delayed~0=~x$flush_delayed~0_In2127504154, ~x$mem_tmp~0=~x$mem_tmp~0_In2127504154, ~x~0=~x~0_In2127504154} OutVars{~x$flush_delayed~0=~x$flush_delayed~0_In2127504154, P1Thread1of1ForFork1_#t~ite31=|P1Thread1of1ForFork1_#t~ite31_Out2127504154|, ~x$mem_tmp~0=~x$mem_tmp~0_In2127504154, ~x~0=~x~0_In2127504154} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite31] because there is no mapped edge [2019-12-18 16:46:03,517 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [947] [947] L730-2-->L730-5: Formula: (let ((.cse1 (= |P0Thread1of1ForFork0_#t~ite4_Out-1792316101| |P0Thread1of1ForFork0_#t~ite3_Out-1792316101|)) (.cse0 (= 0 (mod ~x$w_buff1_used~0_In-1792316101 256))) (.cse2 (= 0 (mod ~x$r_buff1_thd1~0_In-1792316101 256)))) (or (and (not .cse0) .cse1 (not .cse2) (= ~x$w_buff1~0_In-1792316101 |P0Thread1of1ForFork0_#t~ite3_Out-1792316101|)) (and .cse1 (or .cse0 .cse2) (= |P0Thread1of1ForFork0_#t~ite3_Out-1792316101| ~x~0_In-1792316101)))) InVars {~x$w_buff1~0=~x$w_buff1~0_In-1792316101, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-1792316101, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-1792316101, ~x~0=~x~0_In-1792316101} OutVars{P0Thread1of1ForFork0_#t~ite3=|P0Thread1of1ForFork0_#t~ite3_Out-1792316101|, P0Thread1of1ForFork0_#t~ite4=|P0Thread1of1ForFork0_#t~ite4_Out-1792316101|, ~x$w_buff1~0=~x$w_buff1~0_In-1792316101, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-1792316101, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-1792316101, ~x~0=~x~0_In-1792316101} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite3, P0Thread1of1ForFork0_#t~ite4] because there is no mapped edge [2019-12-18 16:46:03,518 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [924] [924] L731-->L731-2: Formula: (let ((.cse1 (= 0 (mod ~x$w_buff0_used~0_In-956666130 256))) (.cse0 (= 0 (mod ~x$r_buff0_thd1~0_In-956666130 256)))) (or (and (= ~x$w_buff0_used~0_In-956666130 |P0Thread1of1ForFork0_#t~ite5_Out-956666130|) (or .cse0 .cse1)) (and (not .cse1) (= |P0Thread1of1ForFork0_#t~ite5_Out-956666130| 0) (not .cse0)))) InVars {~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-956666130, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-956666130} OutVars{P0Thread1of1ForFork0_#t~ite5=|P0Thread1of1ForFork0_#t~ite5_Out-956666130|, ~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-956666130, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-956666130} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite5] because there is no mapped edge [2019-12-18 16:46:03,519 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [930] [930] L775-->L775-2: Formula: (let ((.cse1 (= (mod ~x$w_buff0_used~0_In1527070996 256) 0)) (.cse0 (= 0 (mod ~x$r_buff0_thd2~0_In1527070996 256)))) (or (and (= 0 |P1Thread1of1ForFork1_#t~ite34_Out1527070996|) (not .cse0) (not .cse1)) (and (or .cse1 .cse0) (= ~x$w_buff0_used~0_In1527070996 |P1Thread1of1ForFork1_#t~ite34_Out1527070996|)))) InVars {~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1527070996, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1527070996} OutVars{P1Thread1of1ForFork1_#t~ite34=|P1Thread1of1ForFork1_#t~ite34_Out1527070996|, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1527070996, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1527070996} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite34] because there is no mapped edge [2019-12-18 16:46:03,520 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [938] [938] L776-->L776-2: Formula: (let ((.cse1 (= 0 (mod ~x$w_buff1_used~0_In1905527971 256))) (.cse0 (= 0 (mod ~x$r_buff1_thd2~0_In1905527971 256))) (.cse3 (= (mod ~x$r_buff0_thd2~0_In1905527971 256) 0)) (.cse2 (= (mod ~x$w_buff0_used~0_In1905527971 256) 0))) (or (and (= |P1Thread1of1ForFork1_#t~ite35_Out1905527971| ~x$w_buff1_used~0_In1905527971) (or .cse0 .cse1) (or .cse2 .cse3)) (and (= |P1Thread1of1ForFork1_#t~ite35_Out1905527971| 0) (or (and (not .cse1) (not .cse0)) (and (not .cse3) (not .cse2)))))) InVars {~x$w_buff1_used~0=~x$w_buff1_used~0_In1905527971, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In1905527971, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1905527971, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1905527971} OutVars{~x$w_buff1_used~0=~x$w_buff1_used~0_In1905527971, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In1905527971, P1Thread1of1ForFork1_#t~ite35=|P1Thread1of1ForFork1_#t~ite35_Out1905527971|, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In1905527971, ~x$w_buff0_used~0=~x$w_buff0_used~0_In1905527971} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite35] because there is no mapped edge [2019-12-18 16:46:03,521 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [953] [953] L777-->L778: Formula: (let ((.cse0 (= (mod ~x$w_buff0_used~0_In-167637962 256) 0)) (.cse1 (= 0 (mod ~x$r_buff0_thd2~0_In-167637962 256)))) (or (and (not .cse0) (not .cse1) (= 0 ~x$r_buff0_thd2~0_Out-167637962)) (and (= ~x$r_buff0_thd2~0_In-167637962 ~x$r_buff0_thd2~0_Out-167637962) (or .cse0 .cse1)))) InVars {~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In-167637962, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-167637962} OutVars{~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_Out-167637962, P1Thread1of1ForFork1_#t~ite36=|P1Thread1of1ForFork1_#t~ite36_Out-167637962|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-167637962} AuxVars[] AssignedVars[~x$r_buff0_thd2~0, P1Thread1of1ForFork1_#t~ite36] because there is no mapped edge [2019-12-18 16:46:03,521 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [936] [936] L778-->L778-2: Formula: (let ((.cse3 (= 0 (mod ~x$r_buff0_thd2~0_In-1426752690 256))) (.cse2 (= 0 (mod ~x$w_buff0_used~0_In-1426752690 256))) (.cse0 (= (mod ~x$r_buff1_thd2~0_In-1426752690 256) 0)) (.cse1 (= (mod ~x$w_buff1_used~0_In-1426752690 256) 0))) (or (and (= |P1Thread1of1ForFork1_#t~ite37_Out-1426752690| 0) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (or .cse3 .cse2) (or .cse0 .cse1) (= |P1Thread1of1ForFork1_#t~ite37_Out-1426752690| ~x$r_buff1_thd2~0_In-1426752690)))) InVars {~x$w_buff1_used~0=~x$w_buff1_used~0_In-1426752690, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In-1426752690, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In-1426752690, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1426752690} OutVars{~x$w_buff1_used~0=~x$w_buff1_used~0_In-1426752690, ~x$r_buff1_thd2~0=~x$r_buff1_thd2~0_In-1426752690, ~x$r_buff0_thd2~0=~x$r_buff0_thd2~0_In-1426752690, P1Thread1of1ForFork1_#t~ite37=|P1Thread1of1ForFork1_#t~ite37_Out-1426752690|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1426752690} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite37] because there is no mapped edge [2019-12-18 16:46:03,521 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [968] [968] L778-2-->P1EXIT: Formula: (and (= (+ v_~__unbuffered_cnt~0_22 1) v_~__unbuffered_cnt~0_21) (= 0 |v_P1Thread1of1ForFork1_#res.base_5|) (= v_~x$r_buff1_thd2~0_154 |v_P1Thread1of1ForFork1_#t~ite37_22|) (= |v_P1Thread1of1ForFork1_#res.offset_5| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_22, P1Thread1of1ForFork1_#t~ite37=|v_P1Thread1of1ForFork1_#t~ite37_22|} OutVars{P1Thread1of1ForFork1_#res.offset=|v_P1Thread1of1ForFork1_#res.offset_5|, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_154, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_21, P1Thread1of1ForFork1_#res.base=|v_P1Thread1of1ForFork1_#res.base_5|, P1Thread1of1ForFork1_#t~ite37=|v_P1Thread1of1ForFork1_#t~ite37_21|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#res.offset, ~x$r_buff1_thd2~0, ~__unbuffered_cnt~0, P1Thread1of1ForFork1_#res.base, P1Thread1of1ForFork1_#t~ite37] because there is no mapped edge [2019-12-18 16:46:03,522 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [943] [943] L732-->L732-2: Formula: (let ((.cse1 (= 0 (mod ~x$r_buff0_thd1~0_In-14565141 256))) (.cse0 (= 0 (mod ~x$w_buff0_used~0_In-14565141 256))) (.cse2 (= 0 (mod ~x$w_buff1_used~0_In-14565141 256))) (.cse3 (= (mod ~x$r_buff1_thd1~0_In-14565141 256) 0))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= |P0Thread1of1ForFork0_#t~ite6_Out-14565141| ~x$w_buff1_used~0_In-14565141)) (and (or (and (not .cse1) (not .cse0)) (and (not .cse2) (not .cse3))) (= |P0Thread1of1ForFork0_#t~ite6_Out-14565141| 0)))) InVars {~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-14565141, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-14565141, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-14565141, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-14565141} OutVars{P0Thread1of1ForFork0_#t~ite6=|P0Thread1of1ForFork0_#t~ite6_Out-14565141|, ~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-14565141, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-14565141, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-14565141, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-14565141} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite6] because there is no mapped edge [2019-12-18 16:46:03,522 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [946] [946] L733-->L733-2: Formula: (let ((.cse1 (= (mod ~x$r_buff0_thd1~0_In-755666089 256) 0)) (.cse0 (= (mod ~x$w_buff0_used~0_In-755666089 256) 0))) (or (and (= ~x$r_buff0_thd1~0_In-755666089 |P0Thread1of1ForFork0_#t~ite7_Out-755666089|) (or .cse0 .cse1)) (and (= 0 |P0Thread1of1ForFork0_#t~ite7_Out-755666089|) (not .cse1) (not .cse0)))) InVars {~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-755666089, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-755666089} OutVars{~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-755666089, P0Thread1of1ForFork0_#t~ite7=|P0Thread1of1ForFork0_#t~ite7_Out-755666089|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-755666089} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite7] because there is no mapped edge [2019-12-18 16:46:03,523 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [933] [933] L734-->L734-2: Formula: (let ((.cse0 (= 0 (mod ~x$r_buff1_thd1~0_In-638164585 256))) (.cse1 (= (mod ~x$w_buff1_used~0_In-638164585 256) 0)) (.cse3 (= (mod ~x$w_buff0_used~0_In-638164585 256) 0)) (.cse2 (= 0 (mod ~x$r_buff0_thd1~0_In-638164585 256)))) (or (and (= |P0Thread1of1ForFork0_#t~ite8_Out-638164585| 0) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (or .cse0 .cse1) (= |P0Thread1of1ForFork0_#t~ite8_Out-638164585| ~x$r_buff1_thd1~0_In-638164585) (or .cse3 .cse2)))) InVars {~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-638164585, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-638164585, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-638164585, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-638164585} OutVars{~x$r_buff0_thd1~0=~x$r_buff0_thd1~0_In-638164585, P0Thread1of1ForFork0_#t~ite8=|P0Thread1of1ForFork0_#t~ite8_Out-638164585|, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-638164585, ~x$r_buff1_thd1~0=~x$r_buff1_thd1~0_In-638164585, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-638164585} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite8] because there is no mapped edge [2019-12-18 16:46:03,523 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [977] [977] L734-2-->P0EXIT: Formula: (and (= 0 |v_P0Thread1of1ForFork0_#res.base_5|) (= |v_P0Thread1of1ForFork0_#res.offset_5| 0) (= v_~x$r_buff1_thd1~0_140 |v_P0Thread1of1ForFork0_#t~ite8_26|) (= v_~__unbuffered_cnt~0_31 (+ v_~__unbuffered_cnt~0_32 1))) InVars {P0Thread1of1ForFork0_#t~ite8=|v_P0Thread1of1ForFork0_#t~ite8_26|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_32} OutVars{P0Thread1of1ForFork0_#res.offset=|v_P0Thread1of1ForFork0_#res.offset_5|, P0Thread1of1ForFork0_#t~ite8=|v_P0Thread1of1ForFork0_#t~ite8_25|, P0Thread1of1ForFork0_#res.base=|v_P0Thread1of1ForFork0_#res.base_5|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_31, ~x$r_buff1_thd1~0=v_~x$r_buff1_thd1~0_140} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#res.offset, P0Thread1of1ForFork0_#t~ite8, P0Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0, ~x$r_buff1_thd1~0] because there is no mapped edge [2019-12-18 16:46:03,524 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [857] [857] L803-->L805-2: Formula: (and (not (= (mod v_~main$tmp_guard0~0_4 256) 0)) (or (= 0 (mod v_~x$r_buff0_thd0~0_54 256)) (= 0 (mod v_~x$w_buff0_used~0_123 256)))) InVars {~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_54, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_4, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_123} OutVars{~x$r_buff0_thd0~0=v_~x$r_buff0_thd0~0_54, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_4, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_123} AuxVars[] AssignedVars[] because there is no mapped edge [2019-12-18 16:46:03,524 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [929] [929] L805-2-->L805-4: Formula: (let ((.cse0 (= 0 (mod ~x$r_buff1_thd0~0_In-155058593 256))) (.cse1 (= 0 (mod ~x$w_buff1_used~0_In-155058593 256)))) (or (and (or .cse0 .cse1) (= ~x~0_In-155058593 |ULTIMATE.start_main_#t~ite40_Out-155058593|)) (and (= ~x$w_buff1~0_In-155058593 |ULTIMATE.start_main_#t~ite40_Out-155058593|) (not .cse0) (not .cse1)))) InVars {~x$w_buff1~0=~x$w_buff1~0_In-155058593, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-155058593, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In-155058593, ~x~0=~x~0_In-155058593} OutVars{ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out-155058593|, ~x$w_buff1~0=~x$w_buff1~0_In-155058593, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-155058593, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In-155058593, ~x~0=~x~0_In-155058593} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite40] because there is no mapped edge [2019-12-18 16:46:03,525 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [894] [894] L805-4-->L806: Formula: (= v_~x~0_51 |v_ULTIMATE.start_main_#t~ite40_11|) InVars {ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_11|} OutVars{ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_7|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_10|, ~x~0=v_~x~0_51} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite40, ~x~0] because there is no mapped edge [2019-12-18 16:46:03,525 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [925] [925] L806-->L806-2: Formula: (let ((.cse0 (= (mod ~x$r_buff0_thd0~0_In-1523061691 256) 0)) (.cse1 (= (mod ~x$w_buff0_used~0_In-1523061691 256) 0))) (or (and (not .cse0) (not .cse1) (= |ULTIMATE.start_main_#t~ite42_Out-1523061691| 0)) (and (= ~x$w_buff0_used~0_In-1523061691 |ULTIMATE.start_main_#t~ite42_Out-1523061691|) (or .cse0 .cse1)))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In-1523061691, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1523061691} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In-1523061691, ULTIMATE.start_main_#t~ite42=|ULTIMATE.start_main_#t~ite42_Out-1523061691|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-1523061691} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite42] because there is no mapped edge [2019-12-18 16:46:03,526 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [926] [926] L807-->L807-2: Formula: (let ((.cse2 (= 0 (mod ~x$r_buff0_thd0~0_In911492353 256))) (.cse3 (= 0 (mod ~x$w_buff0_used~0_In911492353 256))) (.cse0 (= (mod ~x$r_buff1_thd0~0_In911492353 256) 0)) (.cse1 (= (mod ~x$w_buff1_used~0_In911492353 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |ULTIMATE.start_main_#t~ite43_Out911492353| 0)) (and (= ~x$w_buff1_used~0_In911492353 |ULTIMATE.start_main_#t~ite43_Out911492353|) (or .cse2 .cse3) (or .cse0 .cse1)))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In911492353, ~x$w_buff1_used~0=~x$w_buff1_used~0_In911492353, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In911492353, ~x$w_buff0_used~0=~x$w_buff0_used~0_In911492353} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In911492353, ~x$w_buff1_used~0=~x$w_buff1_used~0_In911492353, ULTIMATE.start_main_#t~ite43=|ULTIMATE.start_main_#t~ite43_Out911492353|, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In911492353, ~x$w_buff0_used~0=~x$w_buff0_used~0_In911492353} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite43] because there is no mapped edge [2019-12-18 16:46:03,526 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [940] [940] L808-->L808-2: Formula: (let ((.cse1 (= (mod ~x$w_buff0_used~0_In381888084 256) 0)) (.cse0 (= 0 (mod ~x$r_buff0_thd0~0_In381888084 256)))) (or (and (not .cse0) (not .cse1) (= |ULTIMATE.start_main_#t~ite44_Out381888084| 0)) (and (or .cse1 .cse0) (= ~x$r_buff0_thd0~0_In381888084 |ULTIMATE.start_main_#t~ite44_Out381888084|)))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In381888084, ~x$w_buff0_used~0=~x$w_buff0_used~0_In381888084} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In381888084, ULTIMATE.start_main_#t~ite44=|ULTIMATE.start_main_#t~ite44_Out381888084|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In381888084} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite44] because there is no mapped edge [2019-12-18 16:46:03,527 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [950] [950] L809-->L809-2: Formula: (let ((.cse1 (= (mod ~x$r_buff1_thd0~0_In-274800877 256) 0)) (.cse0 (= (mod ~x$w_buff1_used~0_In-274800877 256) 0)) (.cse3 (= (mod ~x$w_buff0_used~0_In-274800877 256) 0)) (.cse2 (= 0 (mod ~x$r_buff0_thd0~0_In-274800877 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |ULTIMATE.start_main_#t~ite45_Out-274800877|)) (and (or .cse1 .cse0) (or .cse3 .cse2) (= ~x$r_buff1_thd0~0_In-274800877 |ULTIMATE.start_main_#t~ite45_Out-274800877|)))) InVars {~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In-274800877, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-274800877, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In-274800877, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-274800877} OutVars{~x$r_buff0_thd0~0=~x$r_buff0_thd0~0_In-274800877, ~x$w_buff1_used~0=~x$w_buff1_used~0_In-274800877, ~x$r_buff1_thd0~0=~x$r_buff1_thd0~0_In-274800877, ULTIMATE.start_main_#t~ite45=|ULTIMATE.start_main_#t~ite45_Out-274800877|, ~x$w_buff0_used~0=~x$w_buff0_used~0_In-274800877} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite45] because there is no mapped edge [2019-12-18 16:46:03,538 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [941] [941] L824-->L824-2: Formula: (let ((.cse0 (= 0 (mod ~x$flush_delayed~0_In-281268383 256)))) (or (and .cse0 (= ~x~0_In-281268383 |ULTIMATE.start_main_#t~ite68_Out-281268383|)) (and (not .cse0) (= |ULTIMATE.start_main_#t~ite68_Out-281268383| ~x$mem_tmp~0_In-281268383)))) InVars {~x$flush_delayed~0=~x$flush_delayed~0_In-281268383, ~x$mem_tmp~0=~x$mem_tmp~0_In-281268383, ~x~0=~x~0_In-281268383} OutVars{~x$flush_delayed~0=~x$flush_delayed~0_In-281268383, ULTIMATE.start_main_#t~ite68=|ULTIMATE.start_main_#t~ite68_Out-281268383|, ~x$mem_tmp~0=~x$mem_tmp~0_In-281268383, ~x~0=~x~0_In-281268383} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite68] because there is no mapped edge [2019-12-18 16:46:03,538 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [994] [994] L824-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_~x$flush_delayed~0_193 0) (= v_ULTIMATE.start___VERIFIER_assert_~expression_17 0) (= v_ULTIMATE.start___VERIFIER_assert_~expression_17 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_11|) (= (mod v_~main$tmp_guard1~0_29 256) |v_ULTIMATE.start___VERIFIER_assert_#in~expression_11|) (= |v_ULTIMATE.start_main_#t~ite68_38| v_~x~0_259)) InVars {~main$tmp_guard1~0=v_~main$tmp_guard1~0_29, ULTIMATE.start_main_#t~ite68=|v_ULTIMATE.start_main_#t~ite68_38|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_17, ~x$flush_delayed~0=v_~x$flush_delayed~0_193, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_29, ULTIMATE.start_main_#t~ite68=|v_ULTIMATE.start_main_#t~ite68_37|, ~x~0=v_~x~0_259, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_11|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression, ~x$flush_delayed~0, ULTIMATE.start_main_#t~ite68, ~x~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-18 16:46:03,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 04:46:03 BasicIcfg [2019-12-18 16:46:03,660 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 16:46:03,662 INFO L168 Benchmark]: Toolchain (without parser) took 30853.10 ms. Allocated memory was 138.4 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 101.2 MB in the beginning and 827.1 MB in the end (delta: -725.9 MB). Peak memory consumption was 380.9 MB. Max. memory is 7.1 GB. [2019-12-18 16:46:03,663 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-12-18 16:46:03,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 806.81 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 101.0 MB in the beginning and 153.7 MB in the end (delta: -52.8 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-12-18 16:46:03,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.21 ms. Allocated memory is still 202.9 MB. Free memory was 153.7 MB in the beginning and 150.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-12-18 16:46:03,668 INFO L168 Benchmark]: Boogie Preprocessor took 40.93 ms. Allocated memory is still 202.9 MB. Free memory was 150.2 MB in the beginning and 147.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-18 16:46:03,668 INFO L168 Benchmark]: RCFGBuilder took 931.73 ms. Allocated memory is still 202.9 MB. Free memory was 147.5 MB in the beginning and 91.6 MB in the end (delta: 55.9 MB). Peak memory consumption was 55.9 MB. Max. memory is 7.1 GB. [2019-12-18 16:46:03,672 INFO L168 Benchmark]: TraceAbstraction took 28981.82 ms. Allocated memory was 202.9 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 91.0 MB in the beginning and 827.1 MB in the end (delta: -736.1 MB). Peak memory consumption was 306.2 MB. Max. memory is 7.1 GB. [2019-12-18 16:46:03,684 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 806.81 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 101.0 MB in the beginning and 153.7 MB in the end (delta: -52.8 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 86.21 ms. Allocated memory is still 202.9 MB. Free memory was 153.7 MB in the beginning and 150.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.93 ms. Allocated memory is still 202.9 MB. Free memory was 150.2 MB in the beginning and 147.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 931.73 ms. Allocated memory is still 202.9 MB. Free memory was 147.5 MB in the beginning and 91.6 MB in the end (delta: 55.9 MB). Peak memory consumption was 55.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 28981.82 ms. Allocated memory was 202.9 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 91.0 MB in the beginning and 827.1 MB in the end (delta: -736.1 MB). Peak memory consumption was 306.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.9s, 189 ProgramPointsBefore, 112 ProgramPointsAfterwards, 244 TransitionsBefore, 137 TransitionsAfterwards, 25246 CoEnabledTransitionPairs, 7 FixpointIterations, 29 TrivialSequentialCompositions, 36 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 53 ConcurrentYvCompositions, 33 ChoiceCompositions, 10285 VarBasedMoverChecksPositive, 306 VarBasedMoverChecksNegative, 77 SemBasedMoverChecksPositive, 331 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.9s, 0 MoverChecksTotal, 142941 CheckedPairsTotal, 118 TotalNumberOfCompositions - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L797] FCALL, FORK 0 pthread_create(&t599, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L799] FCALL, FORK 0 pthread_create(&t600, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L749] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L750] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L751] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L752] 2 x$r_buff0_thd2 = (_Bool)1 [L755] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L756] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L757] 2 x$flush_delayed = weak$$choice2 [L758] 2 x$mem_tmp = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L759] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=0, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L759] 2 x = !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L760] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L760] 2 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L761] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L761] 2 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L762] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L762] 2 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L763] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L763] 2 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L765] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L765] 2 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L766] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L767] 2 x = x$flush_delayed ? x$mem_tmp : x [L768] 2 x$flush_delayed = (_Bool)0 [L771] 2 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L724] 1 y = 1 [L727] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L730] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L730] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L774] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L731] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L774] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L775] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L776] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L732] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L733] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L801] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=1, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L806] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L807] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L808] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L809] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L812] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L813] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L814] 0 x$flush_delayed = weak$$choice2 [L815] 0 x$mem_tmp = x VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L816] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L816] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L817] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L817] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L818] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L818] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L819] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L819] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L820] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L820] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L821] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L821] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L822] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L822] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L823] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 2 && __unbuffered_p1_EBX == 0) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, x$flush_delayed=1, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 183 locations, 2 error locations. Result: UNSAFE, OverallTime: 28.6s, OverallIterations: 16, TraceHistogramMax: 1, AutomataDifference: 10.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3088 SDtfs, 3313 SDslu, 5860 SDs, 0 SdLazy, 3518 SolverSat, 150 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 23 SyntacticMatches, 24 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47611occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 8.1s AutomataMinimizationTime, 15 MinimizatonAttempts, 23740 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 802 NumberOfCodeBlocks, 802 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 716 ConstructedInterpolants, 0 QuantifiedInterpolants, 112346 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...