/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix041_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 13:30:42,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 13:30:42,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 13:30:42,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 13:30:42,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 13:30:42,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 13:30:42,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 13:30:42,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 13:30:42,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 13:30:42,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 13:30:42,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 13:30:42,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 13:30:42,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 13:30:42,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 13:30:42,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 13:30:42,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 13:30:42,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 13:30:42,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 13:30:42,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 13:30:42,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 13:30:42,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 13:30:42,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 13:30:42,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 13:30:42,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 13:30:42,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 13:30:42,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 13:30:42,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 13:30:42,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 13:30:42,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 13:30:42,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 13:30:42,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 13:30:42,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 13:30:42,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 13:30:42,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 13:30:42,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 13:30:42,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 13:30:42,836 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-18 13:30:42,851 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 13:30:42,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 13:30:42,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 13:30:42,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 13:30:42,853 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 13:30:42,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 13:30:42,853 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 13:30:42,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 13:30:42,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 13:30:42,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 13:30:42,854 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 13:30:42,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 13:30:42,855 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 13:30:42,855 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 13:30:42,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 13:30:42,855 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 13:30:42,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 13:30:42,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 13:30:42,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 13:30:42,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 13:30:42,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 13:30:42,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 13:30:42,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 13:30:42,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 13:30:42,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 13:30:42,857 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 13:30:42,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 13:30:42,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 13:30:42,858 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-18 13:30:42,858 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 13:30:43,133 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 13:30:43,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 13:30:43,157 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 13:30:43,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 13:30:43,159 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 13:30:43,160 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix041_pso.oepc.i [2019-12-18 13:30:43,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4db34966a/48cef15953e34a4bbdbaea40e62a3e0e/FLAG5e734145f [2019-12-18 13:30:43,827 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 13:30:43,828 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix041_pso.oepc.i [2019-12-18 13:30:43,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4db34966a/48cef15953e34a4bbdbaea40e62a3e0e/FLAG5e734145f [2019-12-18 13:30:44,101 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4db34966a/48cef15953e34a4bbdbaea40e62a3e0e [2019-12-18 13:30:44,110 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 13:30:44,112 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 13:30:44,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 13:30:44,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 13:30:44,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 13:30:44,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:30:44" (1/1) ... [2019-12-18 13:30:44,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@745d7f31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:30:44, skipping insertion in model container [2019-12-18 13:30:44,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:30:44" (1/1) ... [2019-12-18 13:30:44,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 13:30:44,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 13:30:44,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 13:30:44,736 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 13:30:44,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 13:30:44,892 INFO L208 MainTranslator]: Completed translation [2019-12-18 13:30:44,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:30:44 WrapperNode [2019-12-18 13:30:44,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 13:30:44,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 13:30:44,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 13:30:44,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 13:30:44,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:30:44" (1/1) ... [2019-12-18 13:30:44,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:30:44" (1/1) ... [2019-12-18 13:30:44,964 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 13:30:44,965 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 13:30:44,965 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 13:30:44,965 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 13:30:44,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:30:44" (1/1) ... [2019-12-18 13:30:44,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:30:44" (1/1) ... [2019-12-18 13:30:44,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:30:44" (1/1) ... [2019-12-18 13:30:44,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:30:44" (1/1) ... [2019-12-18 13:30:44,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:30:44" (1/1) ... [2019-12-18 13:30:44,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:30:44" (1/1) ... [2019-12-18 13:30:44,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:30:44" (1/1) ... [2019-12-18 13:30:45,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 13:30:45,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 13:30:45,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 13:30:45,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 13:30:45,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:30:44" (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 13:30:45,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 13:30:45,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 13:30:45,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 13:30:45,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 13:30:45,065 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 13:30:45,065 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 13:30:45,066 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 13:30:45,066 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 13:30:45,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 13:30:45,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 13:30:45,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 13:30:45,068 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 13:30:45,748 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 13:30:45,749 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 13:30:45,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:30:45 BoogieIcfgContainer [2019-12-18 13:30:45,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 13:30:45,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 13:30:45,752 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 13:30:45,756 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 13:30:45,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 01:30:44" (1/3) ... [2019-12-18 13:30:45,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e38ce70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:30:45, skipping insertion in model container [2019-12-18 13:30:45,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:30:44" (2/3) ... [2019-12-18 13:30:45,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e38ce70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:30:45, skipping insertion in model container [2019-12-18 13:30:45,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:30:45" (3/3) ... [2019-12-18 13:30:45,760 INFO L109 eAbstractionObserver]: Analyzing ICFG mix041_pso.oepc.i [2019-12-18 13:30:45,770 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 13:30:45,771 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 13:30:45,779 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 13:30:45,780 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 13:30:45,819 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,819 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,819 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,820 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,820 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,820 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,821 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,821 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,821 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,822 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,822 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,822 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,823 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,823 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,823 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,824 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,824 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,824 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,824 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,825 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,825 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,825 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,826 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,826 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,826 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,826 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,827 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,827 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,827 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,828 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,828 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,828 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,828 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,829 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,830 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,830 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,830 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,831 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,831 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,831 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,831 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,831 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,832 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,832 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,833 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,833 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,833 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,833 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,834 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,834 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,834 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,834 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,835 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,835 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,835 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,835 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,836 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,836 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,836 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,837 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,837 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,837 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,837 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,838 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,838 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,838 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,838 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,839 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,839 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,839 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,839 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,840 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,840 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,840 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,840 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,841 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,841 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,841 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,841 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,842 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,842 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,842 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,842 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,843 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,843 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,843 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,843 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,844 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,844 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,844 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,844 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,845 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,845 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,845 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,845 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,846 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,846 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,846 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,846 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,847 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,847 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,847 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,847 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,848 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,848 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,848 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,848 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,849 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,849 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,849 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,850 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,850 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,850 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,850 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,851 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,851 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,851 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,851 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,852 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,852 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,852 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,852 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,852 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,853 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,853 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,853 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,853 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,854 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,854 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,854 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,854 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,855 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,855 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,855 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,856 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,856 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,856 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,856 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,856 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,857 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,857 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,857 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,857 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,858 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,858 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,858 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,858 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,859 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,859 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,859 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,859 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,860 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,863 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,864 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,864 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,864 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,864 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,865 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,865 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,879 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,880 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,880 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,880 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,880 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,883 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,884 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,884 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,884 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,884 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,885 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,885 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,885 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,885 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,885 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,886 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,886 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,886 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,886 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,886 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,886 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,887 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,887 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,887 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,887 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,887 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,888 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,888 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,888 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,888 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,888 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,889 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,889 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,889 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,889 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,889 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,889 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,890 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:30:45,905 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-18 13:30:45,921 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 13:30:45,921 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 13:30:45,922 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 13:30:45,922 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 13:30:45,922 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 13:30:45,922 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 13:30:45,922 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 13:30:45,922 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 13:30:45,939 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 148 places, 182 transitions [2019-12-18 13:30:45,941 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 148 places, 182 transitions [2019-12-18 13:30:46,018 INFO L126 PetriNetUnfolder]: 41/180 cut-off events. [2019-12-18 13:30:46,019 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 13:30:46,034 INFO L76 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 180 events. 41/180 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 348 event pairs. 6/143 useless extension candidates. Maximal degree in co-relation 150. Up to 2 conditions per place. [2019-12-18 13:30:46,057 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 148 places, 182 transitions [2019-12-18 13:30:46,097 INFO L126 PetriNetUnfolder]: 41/180 cut-off events. [2019-12-18 13:30:46,098 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 13:30:46,107 INFO L76 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 180 events. 41/180 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 348 event pairs. 6/143 useless extension candidates. Maximal degree in co-relation 150. Up to 2 conditions per place. [2019-12-18 13:30:46,127 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 12056 [2019-12-18 13:30:46,128 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 13:30:50,480 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-12-18 13:30:50,610 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-12-18 13:30:51,015 INFO L206 etLargeBlockEncoding]: Checked pairs total: 82827 [2019-12-18 13:30:51,016 INFO L214 etLargeBlockEncoding]: Total number of compositions: 110 [2019-12-18 13:30:51,020 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 77 places, 89 transitions [2019-12-18 13:30:51,557 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 8640 states. [2019-12-18 13:30:51,560 INFO L276 IsEmpty]: Start isEmpty. Operand 8640 states. [2019-12-18 13:30:51,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-18 13:30:51,566 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:51,567 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-12-18 13:30:51,567 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:51,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:51,574 INFO L82 PathProgramCache]: Analyzing trace with hash 792296, now seen corresponding path program 1 times [2019-12-18 13:30:51,583 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:51,584 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763844793] [2019-12-18 13:30:51,585 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:51,814 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 13:30:51,815 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763844793] [2019-12-18 13:30:51,816 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:51,816 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 13:30:51,817 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526085054] [2019-12-18 13:30:51,821 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 13:30:51,822 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:51,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 13:30:51,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:30:51,840 INFO L87 Difference]: Start difference. First operand 8640 states. Second operand 3 states. [2019-12-18 13:30:52,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:52,113 INFO L93 Difference]: Finished difference Result 8506 states and 27908 transitions. [2019-12-18 13:30:52,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 13:30:52,115 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-12-18 13:30:52,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:52,274 INFO L225 Difference]: With dead ends: 8506 [2019-12-18 13:30:52,274 INFO L226 Difference]: Without dead ends: 7522 [2019-12-18 13:30:52,276 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 13:30:52,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7522 states. [2019-12-18 13:30:52,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7522 to 7522. [2019-12-18 13:30:52,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7522 states. [2019-12-18 13:30:52,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7522 states to 7522 states and 24586 transitions. [2019-12-18 13:30:52,652 INFO L78 Accepts]: Start accepts. Automaton has 7522 states and 24586 transitions. Word has length 3 [2019-12-18 13:30:52,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:52,652 INFO L462 AbstractCegarLoop]: Abstraction has 7522 states and 24586 transitions. [2019-12-18 13:30:52,653 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 13:30:52,653 INFO L276 IsEmpty]: Start isEmpty. Operand 7522 states and 24586 transitions. [2019-12-18 13:30:52,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-18 13:30:52,656 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:52,656 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 13:30:52,656 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:52,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:52,657 INFO L82 PathProgramCache]: Analyzing trace with hash -476377294, now seen corresponding path program 1 times [2019-12-18 13:30:52,657 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:52,658 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283257433] [2019-12-18 13:30:52,658 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:52,755 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 13:30:52,755 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283257433] [2019-12-18 13:30:52,755 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:52,756 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 13:30:52,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814169144] [2019-12-18 13:30:52,758 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 13:30:52,758 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:52,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 13:30:52,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:30:52,759 INFO L87 Difference]: Start difference. First operand 7522 states and 24586 transitions. Second operand 3 states. [2019-12-18 13:30:52,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:52,788 INFO L93 Difference]: Finished difference Result 1232 states and 2827 transitions. [2019-12-18 13:30:52,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 13:30:52,788 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2019-12-18 13:30:52,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:52,796 INFO L225 Difference]: With dead ends: 1232 [2019-12-18 13:30:52,796 INFO L226 Difference]: Without dead ends: 1232 [2019-12-18 13:30:52,797 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:30:52,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1232 states. [2019-12-18 13:30:52,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1232 to 1232. [2019-12-18 13:30:52,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1232 states. [2019-12-18 13:30:52,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 1232 states and 2827 transitions. [2019-12-18 13:30:52,827 INFO L78 Accepts]: Start accepts. Automaton has 1232 states and 2827 transitions. Word has length 11 [2019-12-18 13:30:52,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:52,827 INFO L462 AbstractCegarLoop]: Abstraction has 1232 states and 2827 transitions. [2019-12-18 13:30:52,827 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 13:30:52,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 2827 transitions. [2019-12-18 13:30:52,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 13:30:52,829 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:52,829 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 13:30:52,829 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:52,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:52,830 INFO L82 PathProgramCache]: Analyzing trace with hash 394534895, now seen corresponding path program 1 times [2019-12-18 13:30:52,830 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:52,830 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343486467] [2019-12-18 13:30:52,831 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:52,916 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 13:30:52,918 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343486467] [2019-12-18 13:30:52,918 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:52,918 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 13:30:52,918 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659060856] [2019-12-18 13:30:52,919 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 13:30:52,919 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:52,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 13:30:52,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:30:52,920 INFO L87 Difference]: Start difference. First operand 1232 states and 2827 transitions. Second operand 3 states. [2019-12-18 13:30:52,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:52,997 INFO L93 Difference]: Finished difference Result 1960 states and 4354 transitions. [2019-12-18 13:30:52,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 13:30:52,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-12-18 13:30:52,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:53,008 INFO L225 Difference]: With dead ends: 1960 [2019-12-18 13:30:53,008 INFO L226 Difference]: Without dead ends: 1960 [2019-12-18 13:30:53,009 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:30:53,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1960 states. [2019-12-18 13:30:53,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1960 to 1384. [2019-12-18 13:30:53,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1384 states. [2019-12-18 13:30:53,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1384 states and 3137 transitions. [2019-12-18 13:30:53,054 INFO L78 Accepts]: Start accepts. Automaton has 1384 states and 3137 transitions. Word has length 14 [2019-12-18 13:30:53,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:53,055 INFO L462 AbstractCegarLoop]: Abstraction has 1384 states and 3137 transitions. [2019-12-18 13:30:53,055 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 13:30:53,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 3137 transitions. [2019-12-18 13:30:53,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 13:30:53,060 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:53,060 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 13:30:53,060 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:53,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:53,061 INFO L82 PathProgramCache]: Analyzing trace with hash 304327747, now seen corresponding path program 1 times [2019-12-18 13:30:53,061 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:53,062 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249231299] [2019-12-18 13:30:53,062 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:53,167 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 13:30:53,167 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249231299] [2019-12-18 13:30:53,171 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:53,172 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 13:30:53,172 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147486643] [2019-12-18 13:30:53,172 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 13:30:53,173 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:53,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 13:30:53,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 13:30:53,173 INFO L87 Difference]: Start difference. First operand 1384 states and 3137 transitions. Second operand 4 states. [2019-12-18 13:30:53,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:53,373 INFO L93 Difference]: Finished difference Result 1706 states and 3795 transitions. [2019-12-18 13:30:53,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 13:30:53,374 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 13:30:53,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:53,383 INFO L225 Difference]: With dead ends: 1706 [2019-12-18 13:30:53,383 INFO L226 Difference]: Without dead ends: 1706 [2019-12-18 13:30:53,383 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 13:30:53,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1706 states. [2019-12-18 13:30:53,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1706 to 1646. [2019-12-18 13:30:53,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1646 states. [2019-12-18 13:30:53,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1646 states and 3679 transitions. [2019-12-18 13:30:53,471 INFO L78 Accepts]: Start accepts. Automaton has 1646 states and 3679 transitions. Word has length 14 [2019-12-18 13:30:53,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:53,472 INFO L462 AbstractCegarLoop]: Abstraction has 1646 states and 3679 transitions. [2019-12-18 13:30:53,472 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 13:30:53,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 3679 transitions. [2019-12-18 13:30:53,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 13:30:53,474 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:53,474 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 13:30:53,475 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:53,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:53,475 INFO L82 PathProgramCache]: Analyzing trace with hash 1071051512, now seen corresponding path program 1 times [2019-12-18 13:30:53,475 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:53,475 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492332929] [2019-12-18 13:30:53,476 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:53,576 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 13:30:53,576 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492332929] [2019-12-18 13:30:53,576 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:53,577 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 13:30:53,577 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021691222] [2019-12-18 13:30:53,577 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 13:30:53,577 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:53,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 13:30:53,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 13:30:53,578 INFO L87 Difference]: Start difference. First operand 1646 states and 3679 transitions. Second operand 4 states. [2019-12-18 13:30:53,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:53,781 INFO L93 Difference]: Finished difference Result 2032 states and 4499 transitions. [2019-12-18 13:30:53,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 13:30:53,782 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 13:30:53,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:53,792 INFO L225 Difference]: With dead ends: 2032 [2019-12-18 13:30:53,792 INFO L226 Difference]: Without dead ends: 2032 [2019-12-18 13:30:53,792 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 13:30:53,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2032 states. [2019-12-18 13:30:53,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2032 to 1750. [2019-12-18 13:30:53,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1750 states. [2019-12-18 13:30:53,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1750 states and 3922 transitions. [2019-12-18 13:30:53,833 INFO L78 Accepts]: Start accepts. Automaton has 1750 states and 3922 transitions. Word has length 14 [2019-12-18 13:30:53,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:53,833 INFO L462 AbstractCegarLoop]: Abstraction has 1750 states and 3922 transitions. [2019-12-18 13:30:53,834 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 13:30:53,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3922 transitions. [2019-12-18 13:30:53,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-18 13:30:53,836 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:53,836 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 13:30:53,837 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:53,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:53,837 INFO L82 PathProgramCache]: Analyzing trace with hash -1681809556, now seen corresponding path program 1 times [2019-12-18 13:30:53,837 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:53,838 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980852815] [2019-12-18 13:30:53,838 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:53,945 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 13:30:53,946 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980852815] [2019-12-18 13:30:53,946 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:53,946 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 13:30:53,946 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387538340] [2019-12-18 13:30:53,948 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 13:30:53,948 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:53,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 13:30:53,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 13:30:53,949 INFO L87 Difference]: Start difference. First operand 1750 states and 3922 transitions. Second operand 5 states. [2019-12-18 13:30:54,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:54,243 INFO L93 Difference]: Finished difference Result 2284 states and 4985 transitions. [2019-12-18 13:30:54,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-18 13:30:54,244 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-12-18 13:30:54,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:54,255 INFO L225 Difference]: With dead ends: 2284 [2019-12-18 13:30:54,255 INFO L226 Difference]: Without dead ends: 2284 [2019-12-18 13:30:54,256 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-18 13:30:54,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2284 states. [2019-12-18 13:30:54,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2284 to 2035. [2019-12-18 13:30:54,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2035 states. [2019-12-18 13:30:54,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 2035 states and 4506 transitions. [2019-12-18 13:30:54,301 INFO L78 Accepts]: Start accepts. Automaton has 2035 states and 4506 transitions. Word has length 25 [2019-12-18 13:30:54,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:54,302 INFO L462 AbstractCegarLoop]: Abstraction has 2035 states and 4506 transitions. [2019-12-18 13:30:54,302 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 13:30:54,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 4506 transitions. [2019-12-18 13:30:54,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-18 13:30:54,305 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:54,305 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 13:30:54,305 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:54,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:54,305 INFO L82 PathProgramCache]: Analyzing trace with hash 968997935, now seen corresponding path program 1 times [2019-12-18 13:30:54,306 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:54,306 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714127630] [2019-12-18 13:30:54,306 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:54,342 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 13:30:54,343 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714127630] [2019-12-18 13:30:54,343 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:54,343 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 13:30:54,343 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356850989] [2019-12-18 13:30:54,344 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 13:30:54,344 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:54,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 13:30:54,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:30:54,345 INFO L87 Difference]: Start difference. First operand 2035 states and 4506 transitions. Second operand 3 states. [2019-12-18 13:30:54,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:54,387 INFO L93 Difference]: Finished difference Result 2578 states and 5509 transitions. [2019-12-18 13:30:54,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 13:30:54,388 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-12-18 13:30:54,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:54,395 INFO L225 Difference]: With dead ends: 2578 [2019-12-18 13:30:54,395 INFO L226 Difference]: Without dead ends: 2578 [2019-12-18 13:30:54,395 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:30:54,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2578 states. [2019-12-18 13:30:54,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2578 to 1993. [2019-12-18 13:30:54,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1993 states. [2019-12-18 13:30:54,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1993 states and 4274 transitions. [2019-12-18 13:30:54,441 INFO L78 Accepts]: Start accepts. Automaton has 1993 states and 4274 transitions. Word has length 25 [2019-12-18 13:30:54,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:54,441 INFO L462 AbstractCegarLoop]: Abstraction has 1993 states and 4274 transitions. [2019-12-18 13:30:54,441 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 13:30:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 4274 transitions. [2019-12-18 13:30:54,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-18 13:30:54,444 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:54,444 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] [2019-12-18 13:30:54,444 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:54,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:54,445 INFO L82 PathProgramCache]: Analyzing trace with hash -1274554926, now seen corresponding path program 1 times [2019-12-18 13:30:54,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:54,445 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704322001] [2019-12-18 13:30:54,445 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:54,501 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 13:30:54,501 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704322001] [2019-12-18 13:30:54,501 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:54,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 13:30:54,502 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494419036] [2019-12-18 13:30:54,502 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 13:30:54,502 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:54,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 13:30:54,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:30:54,503 INFO L87 Difference]: Start difference. First operand 1993 states and 4274 transitions. Second operand 3 states. [2019-12-18 13:30:54,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:54,524 INFO L93 Difference]: Finished difference Result 3111 states and 6741 transitions. [2019-12-18 13:30:54,524 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 13:30:54,524 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-12-18 13:30:54,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:54,528 INFO L225 Difference]: With dead ends: 3111 [2019-12-18 13:30:54,528 INFO L226 Difference]: Without dead ends: 1431 [2019-12-18 13:30:54,528 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:30:54,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1431 states. [2019-12-18 13:30:54,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1431 to 1411. [2019-12-18 13:30:54,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1411 states. [2019-12-18 13:30:54,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1411 states and 2997 transitions. [2019-12-18 13:30:54,557 INFO L78 Accepts]: Start accepts. Automaton has 1411 states and 2997 transitions. Word has length 26 [2019-12-18 13:30:54,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:54,558 INFO L462 AbstractCegarLoop]: Abstraction has 1411 states and 2997 transitions. [2019-12-18 13:30:54,558 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 13:30:54,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2997 transitions. [2019-12-18 13:30:54,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-18 13:30:54,560 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:54,560 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] [2019-12-18 13:30:54,560 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:54,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:54,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1286104553, now seen corresponding path program 1 times [2019-12-18 13:30:54,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:54,561 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714620064] [2019-12-18 13:30:54,561 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:54,648 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 13:30:54,649 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714620064] [2019-12-18 13:30:54,649 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:54,649 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-18 13:30:54,649 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681507681] [2019-12-18 13:30:54,650 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 13:30:54,650 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:54,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 13:30:54,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 13:30:54,650 INFO L87 Difference]: Start difference. First operand 1411 states and 2997 transitions. Second operand 5 states. [2019-12-18 13:30:54,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:54,705 INFO L93 Difference]: Finished difference Result 1459 states and 3091 transitions. [2019-12-18 13:30:54,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 13:30:54,705 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-12-18 13:30:54,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:54,708 INFO L225 Difference]: With dead ends: 1459 [2019-12-18 13:30:54,709 INFO L226 Difference]: Without dead ends: 1459 [2019-12-18 13:30:54,709 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 13:30:54,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1459 states. [2019-12-18 13:30:54,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1459 to 1459. [2019-12-18 13:30:54,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1459 states. [2019-12-18 13:30:54,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1459 states and 3091 transitions. [2019-12-18 13:30:54,739 INFO L78 Accepts]: Start accepts. Automaton has 1459 states and 3091 transitions. Word has length 26 [2019-12-18 13:30:54,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:54,740 INFO L462 AbstractCegarLoop]: Abstraction has 1459 states and 3091 transitions. [2019-12-18 13:30:54,740 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 13:30:54,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 3091 transitions. [2019-12-18 13:30:54,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-18 13:30:54,743 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:54,743 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] [2019-12-18 13:30:54,743 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:54,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:54,743 INFO L82 PathProgramCache]: Analyzing trace with hash 1349237224, now seen corresponding path program 1 times [2019-12-18 13:30:54,744 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:54,744 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663393680] [2019-12-18 13:30:54,744 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:54,827 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 13:30:54,827 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663393680] [2019-12-18 13:30:54,828 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:54,828 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-18 13:30:54,828 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211736821] [2019-12-18 13:30:54,829 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 13:30:54,829 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:54,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 13:30:54,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 13:30:54,829 INFO L87 Difference]: Start difference. First operand 1459 states and 3091 transitions. Second operand 5 states. [2019-12-18 13:30:55,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:55,366 INFO L93 Difference]: Finished difference Result 2307 states and 4819 transitions. [2019-12-18 13:30:55,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-18 13:30:55,366 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2019-12-18 13:30:55,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:55,372 INFO L225 Difference]: With dead ends: 2307 [2019-12-18 13:30:55,372 INFO L226 Difference]: Without dead ends: 2307 [2019-12-18 13:30:55,372 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 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 13:30:55,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2019-12-18 13:30:55,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2095. [2019-12-18 13:30:55,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2095 states. [2019-12-18 13:30:55,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 2095 states and 4411 transitions. [2019-12-18 13:30:55,416 INFO L78 Accepts]: Start accepts. Automaton has 2095 states and 4411 transitions. Word has length 27 [2019-12-18 13:30:55,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:55,416 INFO L462 AbstractCegarLoop]: Abstraction has 2095 states and 4411 transitions. [2019-12-18 13:30:55,417 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 13:30:55,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 4411 transitions. [2019-12-18 13:30:55,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-18 13:30:55,420 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:55,420 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] [2019-12-18 13:30:55,420 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:55,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:55,421 INFO L82 PathProgramCache]: Analyzing trace with hash -1627795246, now seen corresponding path program 1 times [2019-12-18 13:30:55,421 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:55,421 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763540316] [2019-12-18 13:30:55,421 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:55,491 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 13:30:55,492 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763540316] [2019-12-18 13:30:55,492 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:55,492 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 13:30:55,492 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379399862] [2019-12-18 13:30:55,493 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 13:30:55,493 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:55,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 13:30:55,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 13:30:55,493 INFO L87 Difference]: Start difference. First operand 2095 states and 4411 transitions. Second operand 5 states. [2019-12-18 13:30:55,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:55,641 INFO L93 Difference]: Finished difference Result 2100 states and 4402 transitions. [2019-12-18 13:30:55,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-18 13:30:55,641 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2019-12-18 13:30:55,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:55,645 INFO L225 Difference]: With dead ends: 2100 [2019-12-18 13:30:55,645 INFO L226 Difference]: Without dead ends: 2100 [2019-12-18 13:30:55,646 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-18 13:30:55,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2100 states. [2019-12-18 13:30:55,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2100 to 2063. [2019-12-18 13:30:55,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2063 states. [2019-12-18 13:30:55,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 2063 states and 4347 transitions. [2019-12-18 13:30:55,693 INFO L78 Accepts]: Start accepts. Automaton has 2063 states and 4347 transitions. Word has length 27 [2019-12-18 13:30:55,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:55,693 INFO L462 AbstractCegarLoop]: Abstraction has 2063 states and 4347 transitions. [2019-12-18 13:30:55,693 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 13:30:55,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 4347 transitions. [2019-12-18 13:30:55,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-18 13:30:55,701 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:55,701 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] [2019-12-18 13:30:55,701 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:55,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:55,702 INFO L82 PathProgramCache]: Analyzing trace with hash -1804230119, now seen corresponding path program 1 times [2019-12-18 13:30:55,702 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:55,703 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10700675] [2019-12-18 13:30:55,703 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:55,747 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 13:30:55,748 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10700675] [2019-12-18 13:30:55,748 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:55,748 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 13:30:55,748 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423704080] [2019-12-18 13:30:55,749 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 13:30:55,749 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:55,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 13:30:55,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-18 13:30:55,750 INFO L87 Difference]: Start difference. First operand 2063 states and 4347 transitions. Second operand 4 states. [2019-12-18 13:30:55,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:55,765 INFO L93 Difference]: Finished difference Result 1156 states and 2299 transitions. [2019-12-18 13:30:55,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 13:30:55,765 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2019-12-18 13:30:55,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:55,767 INFO L225 Difference]: With dead ends: 1156 [2019-12-18 13:30:55,768 INFO L226 Difference]: Without dead ends: 1041 [2019-12-18 13:30:55,768 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-18 13:30:55,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2019-12-18 13:30:55,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 969. [2019-12-18 13:30:55,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 969 states. [2019-12-18 13:30:55,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 969 states and 2002 transitions. [2019-12-18 13:30:55,787 INFO L78 Accepts]: Start accepts. Automaton has 969 states and 2002 transitions. Word has length 28 [2019-12-18 13:30:55,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:55,788 INFO L462 AbstractCegarLoop]: Abstraction has 969 states and 2002 transitions. [2019-12-18 13:30:55,788 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 13:30:55,788 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 2002 transitions. [2019-12-18 13:30:55,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-18 13:30:55,791 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:55,791 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] [2019-12-18 13:30:55,791 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:55,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:55,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1370475912, now seen corresponding path program 1 times [2019-12-18 13:30:55,792 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:55,792 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032459742] [2019-12-18 13:30:55,792 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:55,893 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 13:30:55,893 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032459742] [2019-12-18 13:30:55,894 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:55,894 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-18 13:30:55,894 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443675821] [2019-12-18 13:30:55,896 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-18 13:30:55,896 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:55,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-18 13:30:55,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-18 13:30:55,897 INFO L87 Difference]: Start difference. First operand 969 states and 2002 transitions. Second operand 7 states. [2019-12-18 13:30:56,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:56,106 INFO L93 Difference]: Finished difference Result 1685 states and 3392 transitions. [2019-12-18 13:30:56,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-18 13:30:56,107 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-12-18 13:30:56,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:56,109 INFO L225 Difference]: With dead ends: 1685 [2019-12-18 13:30:56,109 INFO L226 Difference]: Without dead ends: 1116 [2019-12-18 13:30:56,110 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-12-18 13:30:56,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2019-12-18 13:30:56,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 969. [2019-12-18 13:30:56,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 969 states. [2019-12-18 13:30:56,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 969 states and 1976 transitions. [2019-12-18 13:30:56,131 INFO L78 Accepts]: Start accepts. Automaton has 969 states and 1976 transitions. Word has length 51 [2019-12-18 13:30:56,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:56,131 INFO L462 AbstractCegarLoop]: Abstraction has 969 states and 1976 transitions. [2019-12-18 13:30:56,131 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-18 13:30:56,131 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1976 transitions. [2019-12-18 13:30:56,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-18 13:30:56,134 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:56,134 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] [2019-12-18 13:30:56,134 INFO L410 AbstractCegarLoop]: === Iteration 14 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:56,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:56,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1368511210, now seen corresponding path program 2 times [2019-12-18 13:30:56,135 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:56,136 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072261238] [2019-12-18 13:30:56,136 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:56,275 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 13:30:56,276 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072261238] [2019-12-18 13:30:56,276 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:56,276 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-18 13:30:56,276 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367540586] [2019-12-18 13:30:56,277 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-18 13:30:56,277 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:56,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-18 13:30:56,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-18 13:30:56,277 INFO L87 Difference]: Start difference. First operand 969 states and 1976 transitions. Second operand 6 states. [2019-12-18 13:30:56,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:56,840 INFO L93 Difference]: Finished difference Result 1128 states and 2278 transitions. [2019-12-18 13:30:56,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-18 13:30:56,840 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 51 [2019-12-18 13:30:56,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:56,842 INFO L225 Difference]: With dead ends: 1128 [2019-12-18 13:30:56,843 INFO L226 Difference]: Without dead ends: 1128 [2019-12-18 13:30:56,843 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-12-18 13:30:56,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1128 states. [2019-12-18 13:30:56,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1128 to 999. [2019-12-18 13:30:56,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 999 states. [2019-12-18 13:30:56,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 2031 transitions. [2019-12-18 13:30:56,870 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 2031 transitions. Word has length 51 [2019-12-18 13:30:56,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:56,871 INFO L462 AbstractCegarLoop]: Abstraction has 999 states and 2031 transitions. [2019-12-18 13:30:56,871 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-18 13:30:56,871 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 2031 transitions. [2019-12-18 13:30:56,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-18 13:30:56,874 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:56,874 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] [2019-12-18 13:30:56,874 INFO L410 AbstractCegarLoop]: === Iteration 15 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:56,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:56,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1240455298, now seen corresponding path program 3 times [2019-12-18 13:30:56,875 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:56,875 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128377186] [2019-12-18 13:30:56,876 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:56,968 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 13:30:56,968 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128377186] [2019-12-18 13:30:56,968 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:56,968 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-18 13:30:56,969 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461335752] [2019-12-18 13:30:56,969 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 13:30:56,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:56,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 13:30:56,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 13:30:56,970 INFO L87 Difference]: Start difference. First operand 999 states and 2031 transitions. Second operand 5 states. [2019-12-18 13:30:57,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:57,171 INFO L93 Difference]: Finished difference Result 1128 states and 2264 transitions. [2019-12-18 13:30:57,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-18 13:30:57,172 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2019-12-18 13:30:57,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:57,174 INFO L225 Difference]: With dead ends: 1128 [2019-12-18 13:30:57,175 INFO L226 Difference]: Without dead ends: 1128 [2019-12-18 13:30:57,175 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 13:30:57,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1128 states. [2019-12-18 13:30:57,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1128 to 1040. [2019-12-18 13:30:57,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1040 states. [2019-12-18 13:30:57,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 1040 states and 2111 transitions. [2019-12-18 13:30:57,207 INFO L78 Accepts]: Start accepts. Automaton has 1040 states and 2111 transitions. Word has length 51 [2019-12-18 13:30:57,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:57,211 INFO L462 AbstractCegarLoop]: Abstraction has 1040 states and 2111 transitions. [2019-12-18 13:30:57,211 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 13:30:57,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2111 transitions. [2019-12-18 13:30:57,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-18 13:30:57,214 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:57,214 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] [2019-12-18 13:30:57,215 INFO L410 AbstractCegarLoop]: === Iteration 16 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:57,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:57,215 INFO L82 PathProgramCache]: Analyzing trace with hash 503151608, now seen corresponding path program 4 times [2019-12-18 13:30:57,215 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:57,215 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986099715] [2019-12-18 13:30:57,216 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:57,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:57,347 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 13:30:57,347 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986099715] [2019-12-18 13:30:57,349 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:57,350 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 13:30:57,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980875451] [2019-12-18 13:30:57,350 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 13:30:57,351 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:57,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 13:30:57,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:30:57,351 INFO L87 Difference]: Start difference. First operand 1040 states and 2111 transitions. Second operand 3 states. [2019-12-18 13:30:57,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:57,368 INFO L93 Difference]: Finished difference Result 1040 states and 2110 transitions. [2019-12-18 13:30:57,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 13:30:57,368 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2019-12-18 13:30:57,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:57,371 INFO L225 Difference]: With dead ends: 1040 [2019-12-18 13:30:57,371 INFO L226 Difference]: Without dead ends: 1040 [2019-12-18 13:30:57,371 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 13:30:57,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1040 states. [2019-12-18 13:30:57,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1040 to 929. [2019-12-18 13:30:57,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 929 states. [2019-12-18 13:30:57,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 1907 transitions. [2019-12-18 13:30:57,389 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 1907 transitions. Word has length 51 [2019-12-18 13:30:57,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:57,389 INFO L462 AbstractCegarLoop]: Abstraction has 929 states and 1907 transitions. [2019-12-18 13:30:57,389 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 13:30:57,389 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1907 transitions. [2019-12-18 13:30:57,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-18 13:30:57,391 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:57,392 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] [2019-12-18 13:30:57,392 INFO L410 AbstractCegarLoop]: === Iteration 17 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:57,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:57,392 INFO L82 PathProgramCache]: Analyzing trace with hash -480319677, now seen corresponding path program 1 times [2019-12-18 13:30:57,392 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:57,393 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276654502] [2019-12-18 13:30:57,393 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:30:57,502 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 13:30:57,502 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276654502] [2019-12-18 13:30:57,502 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:30:57,502 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 13:30:57,503 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709093853] [2019-12-18 13:30:57,504 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 13:30:57,504 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:30:57,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 13:30:57,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-18 13:30:57,505 INFO L87 Difference]: Start difference. First operand 929 states and 1907 transitions. Second operand 4 states. [2019-12-18 13:30:57,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:30:57,560 INFO L93 Difference]: Finished difference Result 1057 states and 2161 transitions. [2019-12-18 13:30:57,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 13:30:57,561 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2019-12-18 13:30:57,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:30:57,564 INFO L225 Difference]: With dead ends: 1057 [2019-12-18 13:30:57,564 INFO L226 Difference]: Without dead ends: 1057 [2019-12-18 13:30:57,565 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-18 13:30:57,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1057 states. [2019-12-18 13:30:57,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1057 to 841. [2019-12-18 13:30:57,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 841 states. [2019-12-18 13:30:57,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 841 states and 1735 transitions. [2019-12-18 13:30:57,581 INFO L78 Accepts]: Start accepts. Automaton has 841 states and 1735 transitions. Word has length 52 [2019-12-18 13:30:57,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:30:57,581 INFO L462 AbstractCegarLoop]: Abstraction has 841 states and 1735 transitions. [2019-12-18 13:30:57,581 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 13:30:57,581 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1735 transitions. [2019-12-18 13:30:57,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-18 13:30:57,583 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:30:57,584 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] [2019-12-18 13:30:57,584 INFO L410 AbstractCegarLoop]: === Iteration 18 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:30:57,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:30:57,584 INFO L82 PathProgramCache]: Analyzing trace with hash -409769665, now seen corresponding path program 1 times [2019-12-18 13:30:57,584 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:30:57,585 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072040789] [2019-12-18 13:30:57,585 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:30:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 13:30:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 13:30:57,764 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 13:30:57,764 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 13:30:57,768 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [772] [772] ULTIMATE.startENTRY-->L802: Formula: (let ((.cse0 (store |v_#valid_60| 0 0))) (and (= v_~z$mem_tmp~0_25 0) (= v_~y~0_23 0) (= 0 (select .cse0 |v_ULTIMATE.start_main_~#t1093~0.base_27|)) (= 0 v_~__unbuffered_cnt~0_55) (= v_~x~0_98 0) (= v_~main$tmp_guard1~0_44 0) (= v_~z$w_buff1~0_160 0) (= 0 v_~weak$$choice0~0_23) (= (store |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1093~0.base_27| (store (select |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1093~0.base_27|) |v_ULTIMATE.start_main_~#t1093~0.offset_19| 0)) |v_#memory_int_11|) (= v_~z$r_buff1_thd1~0_108 0) (= v_~z$r_buff0_thd1~0_174 0) (= v_~z$read_delayed_var~0.offset_7 0) (= 0 v_~__unbuffered_p1_EAX~0_45) (= |v_#valid_58| (store .cse0 |v_ULTIMATE.start_main_~#t1093~0.base_27| 1)) (= v_~z$w_buff0~0_252 0) (< |v_#StackHeapBarrier_13| |v_ULTIMATE.start_main_~#t1093~0.base_27|) (= v_~z~0_120 0) (= v_~z$r_buff0_thd0~0_134 0) (= v_~z$read_delayed_var~0.base_7 0) (= v_~main$tmp_guard0~0_20 0) (= v_~z$read_delayed~0_7 0) (= |v_ULTIMATE.start_main_~#t1093~0.offset_19| 0) (= 0 v_~z$flush_delayed~0_33) (= |v_#length_17| (store |v_#length_18| |v_ULTIMATE.start_main_~#t1093~0.base_27| 4)) (= |v_#NULL.offset_5| 0) (= v_~z$r_buff1_thd2~0_196 0) (= v_~z$r_buff1_thd0~0_144 0) (= 0 v_~weak$$choice2~0_99) (= v_~z$w_buff0_used~0_606 0) (= v_~z$w_buff1_used~0_306 0) (= 0 |v_#NULL.base_5|) (= v_~__unbuffered_p1_EBX~0_43 0) (= v_~z$r_buff0_thd2~0_279 0) (< 0 |v_#StackHeapBarrier_13|))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_13|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_12|, #length=|v_#length_18|} OutVars{ULTIMATE.start_main_~#t1093~0.offset=|v_ULTIMATE.start_main_~#t1093~0.offset_19|, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_196, ~z$read_delayed~0=v_~z$read_delayed~0_7, ULTIMATE.start_main_~#t1093~0.base=|v_ULTIMATE.start_main_~#t1093~0.base_27|, ~z$w_buff1~0=v_~z$w_buff1~0_160, #NULL.offset=|v_#NULL.offset_5|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_44, ~z$read_delayed_var~0.offset=v_~z$read_delayed_var~0.offset_7, ULTIMATE.start_main_#t~ite43=|v_ULTIMATE.start_main_#t~ite43_26|, ULTIMATE.start_main_#t~ite42=|v_ULTIMATE.start_main_#t~ite42_370|, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_93|, ULTIMATE.start_main_#t~ite44=|v_ULTIMATE.start_main_#t~ite44_40|, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_134, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_45, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_144, #length=|v_#length_17|, ~y~0=v_~y~0_23, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_279, ~z$mem_tmp~0=v_~z$mem_tmp~0_25, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_43, ULTIMATE.start_main_~#t1094~0.base=|v_ULTIMATE.start_main_~#t1094~0.base_22|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_606, ~z$w_buff0~0=v_~z$w_buff0~0_252, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_306, ULTIMATE.start_main_~#t1094~0.offset=|v_ULTIMATE.start_main_~#t1094~0.offset_14|, ~z$flush_delayed~0=v_~z$flush_delayed~0_33, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_20, #NULL.base=|v_#NULL.base_5|, ~weak$$choice0~0=v_~weak$$choice0~0_23, #StackHeapBarrier=|v_#StackHeapBarrier_13|, ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_24|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_22|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_31|, #valid=|v_#valid_58|, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_108, #memory_int=|v_#memory_int_11|, ULTIMATE.start_main_#t~nondet38=|v_ULTIMATE.start_main_#t~nondet38_9|, ~z$read_delayed_var~0.base=v_~z$read_delayed_var~0.base_7, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_55, ULTIMATE.start_main_#t~nondet39=|v_ULTIMATE.start_main_#t~nondet39_18|, ~z~0=v_~z~0_120, ~weak$$choice2~0=v_~weak$$choice2~0_99, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_174, ~x~0=v_~x~0_98} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1093~0.offset, ~z$r_buff1_thd2~0, ~z$read_delayed~0, ULTIMATE.start_main_~#t1093~0.base, ~z$w_buff1~0, #NULL.offset, ~main$tmp_guard1~0, ~z$read_delayed_var~0.offset, ULTIMATE.start_main_#t~ite43, ULTIMATE.start_main_#t~ite42, ULTIMATE.start_main_#t~ite45, ULTIMATE.start_main_#t~ite44, ~z$r_buff0_thd0~0, ~__unbuffered_p1_EAX~0, ~z$r_buff1_thd0~0, #length, ~y~0, ~z$r_buff0_thd2~0, ~z$mem_tmp~0, ~__unbuffered_p1_EBX~0, ULTIMATE.start_main_~#t1094~0.base, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$w_buff1_used~0, ULTIMATE.start_main_~#t1094~0.offset, ~z$flush_delayed~0, ~main$tmp_guard0~0, #NULL.base, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite40, ULTIMATE.start_main_#res, #valid, ~z$r_buff1_thd1~0, #memory_int, ULTIMATE.start_main_#t~nondet38, ~z$read_delayed_var~0.base, ~__unbuffered_cnt~0, ULTIMATE.start_main_#t~nondet39, ~z~0, ~weak$$choice2~0, ~z$r_buff0_thd1~0, ~x~0] because there is no mapped edge [2019-12-18 13:30:57,769 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [753] [753] L4-->L740: Formula: (and (= 1 ~z$r_buff0_thd1~0_Out-410388762) (= ~z$r_buff0_thd0~0_In-410388762 ~z$r_buff1_thd0~0_Out-410388762) (not (= 0 P0Thread1of1ForFork0___VERIFIER_assert_~expression_In-410388762)) (= 1 ~x~0_Out-410388762) (= ~z$r_buff0_thd1~0_In-410388762 ~z$r_buff1_thd1~0_Out-410388762) (= ~z$r_buff1_thd2~0_Out-410388762 ~z$r_buff0_thd2~0_In-410388762)) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-410388762, P0Thread1of1ForFork0___VERIFIER_assert_~expression=P0Thread1of1ForFork0___VERIFIER_assert_~expression_In-410388762, ~z$r_buff0_thd1~0=~z$r_buff0_thd1~0_In-410388762, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In-410388762} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-410388762, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_Out-410388762, ~z$r_buff1_thd2~0=~z$r_buff1_thd2~0_Out-410388762, ~z$r_buff1_thd1~0=~z$r_buff1_thd1~0_Out-410388762, P0Thread1of1ForFork0___VERIFIER_assert_~expression=P0Thread1of1ForFork0___VERIFIER_assert_~expression_In-410388762, ~z$r_buff0_thd1~0=~z$r_buff0_thd1~0_Out-410388762, ~x~0=~x~0_Out-410388762, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In-410388762} AuxVars[] AssignedVars[~z$r_buff1_thd0~0, ~z$r_buff1_thd2~0, ~z$r_buff1_thd1~0, ~z$r_buff0_thd1~0, ~x~0] because there is no mapped edge [2019-12-18 13:30:57,770 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [745] [745] L802-1-->L804: Formula: (and (< |v_#StackHeapBarrier_9| |v_ULTIMATE.start_main_~#t1094~0.base_11|) (= |v_#memory_int_5| (store |v_#memory_int_6| |v_ULTIMATE.start_main_~#t1094~0.base_11| (store (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t1094~0.base_11|) |v_ULTIMATE.start_main_~#t1094~0.offset_10| 1))) (not (= 0 |v_ULTIMATE.start_main_~#t1094~0.base_11|)) (= |v_#valid_23| (store |v_#valid_24| |v_ULTIMATE.start_main_~#t1094~0.base_11| 1)) (= (store |v_#length_12| |v_ULTIMATE.start_main_~#t1094~0.base_11| 4) |v_#length_11|) (= (select |v_#valid_24| |v_ULTIMATE.start_main_~#t1094~0.base_11|) 0) (= |v_ULTIMATE.start_main_~#t1094~0.offset_10| 0)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_9|, #valid=|v_#valid_24|, #memory_int=|v_#memory_int_6|, #length=|v_#length_12|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_9|, ULTIMATE.start_main_~#t1094~0.base=|v_ULTIMATE.start_main_~#t1094~0.base_11|, #valid=|v_#valid_23|, #memory_int=|v_#memory_int_5|, ULTIMATE.start_main_#t~nondet38=|v_ULTIMATE.start_main_#t~nondet38_6|, #length=|v_#length_11|, ULTIMATE.start_main_~#t1094~0.offset=|v_ULTIMATE.start_main_~#t1094~0.offset_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t1094~0.base, #valid, #memory_int, ULTIMATE.start_main_#t~nondet38, #length, ULTIMATE.start_main_~#t1094~0.offset] because there is no mapped edge [2019-12-18 13:30:57,773 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [711] [711] L741-->L741-2: Formula: (let ((.cse1 (= (mod ~z$r_buff0_thd1~0_In-1257335706 256) 0)) (.cse0 (= 0 (mod ~z$w_buff0_used~0_In-1257335706 256)))) (or (and (= ~z$w_buff0_used~0_In-1257335706 |P0Thread1of1ForFork0_#t~ite5_Out-1257335706|) (or .cse0 .cse1)) (and (= 0 |P0Thread1of1ForFork0_#t~ite5_Out-1257335706|) (not .cse1) (not .cse0)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-1257335706, ~z$r_buff0_thd1~0=~z$r_buff0_thd1~0_In-1257335706} OutVars{P0Thread1of1ForFork0_#t~ite5=|P0Thread1of1ForFork0_#t~ite5_Out-1257335706|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1257335706, ~z$r_buff0_thd1~0=~z$r_buff0_thd1~0_In-1257335706} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite5] because there is no mapped edge [2019-12-18 13:30:57,774 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [709] [709] L742-->L742-2: Formula: (let ((.cse0 (= 0 (mod ~z$r_buff1_thd1~0_In224006706 256))) (.cse1 (= 0 (mod ~z$w_buff1_used~0_In224006706 256))) (.cse3 (= 0 (mod ~z$w_buff0_used~0_In224006706 256))) (.cse2 (= (mod ~z$r_buff0_thd1~0_In224006706 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |P0Thread1of1ForFork0_#t~ite6_Out224006706| 0)) (and (or .cse0 .cse1) (or .cse3 .cse2) (= |P0Thread1of1ForFork0_#t~ite6_Out224006706| ~z$w_buff1_used~0_In224006706)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In224006706, ~z$r_buff1_thd1~0=~z$r_buff1_thd1~0_In224006706, ~z$w_buff1_used~0=~z$w_buff1_used~0_In224006706, ~z$r_buff0_thd1~0=~z$r_buff0_thd1~0_In224006706} OutVars{P0Thread1of1ForFork0_#t~ite6=|P0Thread1of1ForFork0_#t~ite6_Out224006706|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In224006706, ~z$r_buff1_thd1~0=~z$r_buff1_thd1~0_In224006706, ~z$w_buff1_used~0=~z$w_buff1_used~0_In224006706, ~z$r_buff0_thd1~0=~z$r_buff0_thd1~0_In224006706} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite6] because there is no mapped edge [2019-12-18 13:30:57,775 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [715] [715] L743-->L744: Formula: (let ((.cse1 (= 0 (mod ~z$r_buff0_thd1~0_In-1157120985 256))) (.cse0 (= 0 (mod ~z$w_buff0_used~0_In-1157120985 256)))) (or (and (= 0 ~z$r_buff0_thd1~0_Out-1157120985) (not .cse0) (not .cse1)) (and (= ~z$r_buff0_thd1~0_In-1157120985 ~z$r_buff0_thd1~0_Out-1157120985) (or .cse1 .cse0)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-1157120985, ~z$r_buff0_thd1~0=~z$r_buff0_thd1~0_In-1157120985} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-1157120985, P0Thread1of1ForFork0_#t~ite7=|P0Thread1of1ForFork0_#t~ite7_Out-1157120985|, ~z$r_buff0_thd1~0=~z$r_buff0_thd1~0_Out-1157120985} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite7, ~z$r_buff0_thd1~0] because there is no mapped edge [2019-12-18 13:30:57,775 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [714] [714] L744-->L744-2: Formula: (let ((.cse1 (= 0 (mod ~z$r_buff0_thd1~0_In-54467078 256))) (.cse0 (= 0 (mod ~z$w_buff0_used~0_In-54467078 256))) (.cse3 (= (mod ~z$w_buff1_used~0_In-54467078 256) 0)) (.cse2 (= (mod ~z$r_buff1_thd1~0_In-54467078 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |P0Thread1of1ForFork0_#t~ite8_Out-54467078|)) (and (or .cse1 .cse0) (or .cse3 .cse2) (= ~z$r_buff1_thd1~0_In-54467078 |P0Thread1of1ForFork0_#t~ite8_Out-54467078|)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-54467078, ~z$r_buff1_thd1~0=~z$r_buff1_thd1~0_In-54467078, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-54467078, ~z$r_buff0_thd1~0=~z$r_buff0_thd1~0_In-54467078} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-54467078, P0Thread1of1ForFork0_#t~ite8=|P0Thread1of1ForFork0_#t~ite8_Out-54467078|, ~z$r_buff1_thd1~0=~z$r_buff1_thd1~0_In-54467078, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-54467078, ~z$r_buff0_thd1~0=~z$r_buff0_thd1~0_In-54467078} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite8] because there is no mapped edge [2019-12-18 13:30:57,779 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [751] [751] L744-2-->P0EXIT: Formula: (and (= 0 |v_P0Thread1of1ForFork0_#res.base_5|) (= v_~z$r_buff1_thd1~0_68 |v_P0Thread1of1ForFork0_#t~ite8_34|) (= (+ v_~__unbuffered_cnt~0_45 1) v_~__unbuffered_cnt~0_44) (= |v_P0Thread1of1ForFork0_#res.offset_5| 0)) InVars {P0Thread1of1ForFork0_#t~ite8=|v_P0Thread1of1ForFork0_#t~ite8_34|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_45} OutVars{P0Thread1of1ForFork0_#res.offset=|v_P0Thread1of1ForFork0_#res.offset_5|, P0Thread1of1ForFork0_#t~ite8=|v_P0Thread1of1ForFork0_#t~ite8_33|, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_68, P0Thread1of1ForFork0_#res.base=|v_P0Thread1of1ForFork0_#res.base_5|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_44} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#res.offset, P0Thread1of1ForFork0_#t~ite8, ~z$r_buff1_thd1~0, P0Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0] because there is no mapped edge [2019-12-18 13:30:57,780 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [663] [663] L772-->L773: Formula: (and (not (= 0 (mod v_~weak$$choice2~0_25 256))) (= v_~z$r_buff0_thd2~0_61 v_~z$r_buff0_thd2~0_60)) InVars {~weak$$choice2~0=v_~weak$$choice2~0_25, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_61} OutVars{P1Thread1of1ForFork1_#t~ite27=|v_P1Thread1of1ForFork1_#t~ite27_7|, ~weak$$choice2~0=v_~weak$$choice2~0_25, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_60, P1Thread1of1ForFork1_#t~ite25=|v_P1Thread1of1ForFork1_#t~ite25_7|, P1Thread1of1ForFork1_#t~ite26=|v_P1Thread1of1ForFork1_#t~ite26_7|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite27, ~z$r_buff0_thd2~0, P1Thread1of1ForFork1_#t~ite25, P1Thread1of1ForFork1_#t~ite26] because there is no mapped edge [2019-12-18 13:30:57,780 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [755] [755] L773-->L773-8: Formula: (let ((.cse0 (= (mod ~weak$$choice2~0_In1093550782 256) 0))) (or (and (not .cse0) (= |P1Thread1of1ForFork1_#t~ite29_In1093550782| |P1Thread1of1ForFork1_#t~ite29_Out1093550782|) (= |P1Thread1of1ForFork1_#t~ite30_Out1093550782| ~z$r_buff1_thd2~0_In1093550782)) (and .cse0 (let ((.cse1 (= (mod ~z$r_buff0_thd2~0_In1093550782 256) 0))) (or (= 0 (mod ~z$w_buff0_used~0_In1093550782 256)) (and (= (mod ~z$r_buff1_thd2~0_In1093550782 256) 0) .cse1) (and (= (mod ~z$w_buff1_used~0_In1093550782 256) 0) .cse1))) (= |P1Thread1of1ForFork1_#t~ite30_Out1093550782| |P1Thread1of1ForFork1_#t~ite29_Out1093550782|) (= ~z$r_buff1_thd2~0_In1093550782 |P1Thread1of1ForFork1_#t~ite29_Out1093550782|)))) InVars {P1Thread1of1ForFork1_#t~ite29=|P1Thread1of1ForFork1_#t~ite29_In1093550782|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1093550782, ~z$r_buff1_thd2~0=~z$r_buff1_thd2~0_In1093550782, ~z$w_buff1_used~0=~z$w_buff1_used~0_In1093550782, ~weak$$choice2~0=~weak$$choice2~0_In1093550782, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In1093550782} OutVars{P1Thread1of1ForFork1_#t~ite29=|P1Thread1of1ForFork1_#t~ite29_Out1093550782|, P1Thread1of1ForFork1_#t~ite30=|P1Thread1of1ForFork1_#t~ite30_Out1093550782|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1093550782, ~z$r_buff1_thd2~0=~z$r_buff1_thd2~0_In1093550782, ~z$w_buff1_used~0=~z$w_buff1_used~0_In1093550782, ~weak$$choice2~0=~weak$$choice2~0_In1093550782, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In1093550782} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite29, P1Thread1of1ForFork1_#t~ite30] because there is no mapped edge [2019-12-18 13:30:57,781 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [685] [685] L775-->L779: Formula: (and (= v_~z~0_27 v_~z$mem_tmp~0_6) (= 0 v_~z$flush_delayed~0_8) (not (= 0 (mod v_~z$flush_delayed~0_9 256)))) InVars {~z$mem_tmp~0=v_~z$mem_tmp~0_6, ~z$flush_delayed~0=v_~z$flush_delayed~0_9} OutVars{~z$mem_tmp~0=v_~z$mem_tmp~0_6, P1Thread1of1ForFork1_#t~ite31=|v_P1Thread1of1ForFork1_#t~ite31_7|, ~z$flush_delayed~0=v_~z$flush_delayed~0_8, ~z~0=v_~z~0_27} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite31, ~z$flush_delayed~0, ~z~0] because there is no mapped edge [2019-12-18 13:30:57,781 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [722] [722] L779-2-->L779-4: Formula: (let ((.cse1 (= (mod ~z$w_buff1_used~0_In-2104715801 256) 0)) (.cse0 (= (mod ~z$r_buff1_thd2~0_In-2104715801 256) 0))) (or (and (or .cse0 .cse1) (= ~z~0_In-2104715801 |P1Thread1of1ForFork1_#t~ite32_Out-2104715801|)) (and (not .cse1) (not .cse0) (= ~z$w_buff1~0_In-2104715801 |P1Thread1of1ForFork1_#t~ite32_Out-2104715801|)))) InVars {~z$r_buff1_thd2~0=~z$r_buff1_thd2~0_In-2104715801, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-2104715801, ~z$w_buff1~0=~z$w_buff1~0_In-2104715801, ~z~0=~z~0_In-2104715801} OutVars{~z$r_buff1_thd2~0=~z$r_buff1_thd2~0_In-2104715801, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-2104715801, ~z$w_buff1~0=~z$w_buff1~0_In-2104715801, P1Thread1of1ForFork1_#t~ite32=|P1Thread1of1ForFork1_#t~ite32_Out-2104715801|, ~z~0=~z~0_In-2104715801} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite32] because there is no mapped edge [2019-12-18 13:30:57,781 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [687] [687] L779-4-->L780: Formula: (= v_~z~0_39 |v_P1Thread1of1ForFork1_#t~ite32_10|) InVars {P1Thread1of1ForFork1_#t~ite32=|v_P1Thread1of1ForFork1_#t~ite32_10|} OutVars{P1Thread1of1ForFork1_#t~ite32=|v_P1Thread1of1ForFork1_#t~ite32_9|, P1Thread1of1ForFork1_#t~ite33=|v_P1Thread1of1ForFork1_#t~ite33_13|, ~z~0=v_~z~0_39} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite32, P1Thread1of1ForFork1_#t~ite33, ~z~0] because there is no mapped edge [2019-12-18 13:30:57,781 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [724] [724] L780-->L780-2: Formula: (let ((.cse1 (= 0 (mod ~z$w_buff0_used~0_In-942398723 256))) (.cse0 (= (mod ~z$r_buff0_thd2~0_In-942398723 256) 0))) (or (and (= 0 |P1Thread1of1ForFork1_#t~ite34_Out-942398723|) (not .cse0) (not .cse1)) (and (or .cse1 .cse0) (= ~z$w_buff0_used~0_In-942398723 |P1Thread1of1ForFork1_#t~ite34_Out-942398723|)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-942398723, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In-942398723} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-942398723, P1Thread1of1ForFork1_#t~ite34=|P1Thread1of1ForFork1_#t~ite34_Out-942398723|, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In-942398723} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite34] because there is no mapped edge [2019-12-18 13:30:57,782 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [720] [720] L781-->L781-2: Formula: (let ((.cse3 (= (mod ~z$r_buff0_thd2~0_In-122142313 256) 0)) (.cse2 (= (mod ~z$w_buff0_used~0_In-122142313 256) 0)) (.cse1 (= 0 (mod ~z$r_buff1_thd2~0_In-122142313 256))) (.cse0 (= 0 (mod ~z$w_buff1_used~0_In-122142313 256)))) (or (and (= 0 |P1Thread1of1ForFork1_#t~ite35_Out-122142313|) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (or .cse3 .cse2) (or .cse1 .cse0) (= |P1Thread1of1ForFork1_#t~ite35_Out-122142313| ~z$w_buff1_used~0_In-122142313)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-122142313, ~z$r_buff1_thd2~0=~z$r_buff1_thd2~0_In-122142313, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-122142313, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In-122142313} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-122142313, ~z$r_buff1_thd2~0=~z$r_buff1_thd2~0_In-122142313, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-122142313, P1Thread1of1ForFork1_#t~ite35=|P1Thread1of1ForFork1_#t~ite35_Out-122142313|, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In-122142313} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite35] because there is no mapped edge [2019-12-18 13:30:57,783 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [710] [710] L782-->L782-2: Formula: (let ((.cse0 (= (mod ~z$w_buff0_used~0_In-577190189 256) 0)) (.cse1 (= (mod ~z$r_buff0_thd2~0_In-577190189 256) 0))) (or (and (= ~z$r_buff0_thd2~0_In-577190189 |P1Thread1of1ForFork1_#t~ite36_Out-577190189|) (or .cse0 .cse1)) (and (not .cse0) (= 0 |P1Thread1of1ForFork1_#t~ite36_Out-577190189|) (not .cse1)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-577190189, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In-577190189} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-577190189, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In-577190189, P1Thread1of1ForFork1_#t~ite36=|P1Thread1of1ForFork1_#t~ite36_Out-577190189|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite36] because there is no mapped edge [2019-12-18 13:30:57,783 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [718] [718] L783-->L783-2: Formula: (let ((.cse0 (= 0 (mod ~z$w_buff1_used~0_In-810464985 256))) (.cse1 (= 0 (mod ~z$r_buff1_thd2~0_In-810464985 256))) (.cse2 (= (mod ~z$r_buff0_thd2~0_In-810464985 256) 0)) (.cse3 (= 0 (mod ~z$w_buff0_used~0_In-810464985 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |P1Thread1of1ForFork1_#t~ite37_Out-810464985|)) (and (or .cse0 .cse1) (= ~z$r_buff1_thd2~0_In-810464985 |P1Thread1of1ForFork1_#t~ite37_Out-810464985|) (or .cse2 .cse3)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-810464985, ~z$r_buff1_thd2~0=~z$r_buff1_thd2~0_In-810464985, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-810464985, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In-810464985} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In-810464985, ~z$r_buff1_thd2~0=~z$r_buff1_thd2~0_In-810464985, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-810464985, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In-810464985, P1Thread1of1ForFork1_#t~ite37=|P1Thread1of1ForFork1_#t~ite37_Out-810464985|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite37] because there is no mapped edge [2019-12-18 13:30:57,783 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [733] [733] L783-2-->P1EXIT: Formula: (and (= 0 |v_P1Thread1of1ForFork1_#res.base_5|) (= |v_P1Thread1of1ForFork1_#t~ite37_24| v_~z$r_buff1_thd2~0_88) (= v_~__unbuffered_cnt~0_28 (+ v_~__unbuffered_cnt~0_29 1)) (= |v_P1Thread1of1ForFork1_#res.offset_5| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_29, P1Thread1of1ForFork1_#t~ite37=|v_P1Thread1of1ForFork1_#t~ite37_24|} OutVars{P1Thread1of1ForFork1_#res.offset=|v_P1Thread1of1ForFork1_#res.offset_5|, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_88, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_28, P1Thread1of1ForFork1_#res.base=|v_P1Thread1of1ForFork1_#res.base_5|, P1Thread1of1ForFork1_#t~ite37=|v_P1Thread1of1ForFork1_#t~ite37_23|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#res.offset, ~z$r_buff1_thd2~0, ~__unbuffered_cnt~0, P1Thread1of1ForFork1_#res.base, P1Thread1of1ForFork1_#t~ite37] because there is no mapped edge [2019-12-18 13:30:57,784 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [686] [686] L804-1-->L810: Formula: (and (= v_~main$tmp_guard0~0_7 1) (= 2 v_~__unbuffered_cnt~0_16)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_16} OutVars{~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_16, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_7, ULTIMATE.start_main_#t~nondet39=|v_ULTIMATE.start_main_#t~nondet39_6|} AuxVars[] AssignedVars[~main$tmp_guard0~0, ULTIMATE.start_main_#t~nondet39] because there is no mapped edge [2019-12-18 13:30:57,784 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [716] [716] L810-2-->L810-5: Formula: (let ((.cse1 (= (mod ~z$w_buff1_used~0_In550332395 256) 0)) (.cse0 (= 0 (mod ~z$r_buff1_thd0~0_In550332395 256))) (.cse2 (= |ULTIMATE.start_main_#t~ite41_Out550332395| |ULTIMATE.start_main_#t~ite40_Out550332395|))) (or (and (not .cse0) (not .cse1) (= ~z$w_buff1~0_In550332395 |ULTIMATE.start_main_#t~ite40_Out550332395|) .cse2) (and (or .cse1 .cse0) (= |ULTIMATE.start_main_#t~ite40_Out550332395| ~z~0_In550332395) .cse2))) InVars {~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In550332395, ~z$w_buff1_used~0=~z$w_buff1_used~0_In550332395, ~z$w_buff1~0=~z$w_buff1~0_In550332395, ~z~0=~z~0_In550332395} OutVars{ULTIMATE.start_main_#t~ite41=|ULTIMATE.start_main_#t~ite41_Out550332395|, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out550332395|, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In550332395, ~z$w_buff1_used~0=~z$w_buff1_used~0_In550332395, ~z$w_buff1~0=~z$w_buff1~0_In550332395, ~z~0=~z~0_In550332395} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite40] because there is no mapped edge [2019-12-18 13:30:57,785 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [717] [717] L811-->L811-2: Formula: (let ((.cse1 (= (mod ~z$r_buff0_thd0~0_In80824328 256) 0)) (.cse0 (= (mod ~z$w_buff0_used~0_In80824328 256) 0))) (or (and (not .cse0) (not .cse1) (= 0 |ULTIMATE.start_main_#t~ite42_Out80824328|)) (and (= |ULTIMATE.start_main_#t~ite42_Out80824328| ~z$w_buff0_used~0_In80824328) (or .cse1 .cse0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In80824328, ~z$w_buff0_used~0=~z$w_buff0_used~0_In80824328} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In80824328, ~z$w_buff0_used~0=~z$w_buff0_used~0_In80824328, ULTIMATE.start_main_#t~ite42=|ULTIMATE.start_main_#t~ite42_Out80824328|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite42] because there is no mapped edge [2019-12-18 13:30:57,785 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [723] [723] L812-->L812-2: Formula: (let ((.cse1 (= (mod ~z$w_buff1_used~0_In98662112 256) 0)) (.cse0 (= (mod ~z$r_buff1_thd0~0_In98662112 256) 0)) (.cse2 (= 0 (mod ~z$r_buff0_thd0~0_In98662112 256))) (.cse3 (= (mod ~z$w_buff0_used~0_In98662112 256) 0))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= ~z$w_buff1_used~0_In98662112 |ULTIMATE.start_main_#t~ite43_Out98662112|)) (and (or (and (not .cse1) (not .cse0)) (and (not .cse2) (not .cse3))) (= 0 |ULTIMATE.start_main_#t~ite43_Out98662112|)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In98662112, ~z$w_buff0_used~0=~z$w_buff0_used~0_In98662112, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In98662112, ~z$w_buff1_used~0=~z$w_buff1_used~0_In98662112} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In98662112, ~z$w_buff0_used~0=~z$w_buff0_used~0_In98662112, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In98662112, ~z$w_buff1_used~0=~z$w_buff1_used~0_In98662112, ULTIMATE.start_main_#t~ite43=|ULTIMATE.start_main_#t~ite43_Out98662112|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite43] because there is no mapped edge [2019-12-18 13:30:57,786 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [728] [728] L813-->L813-2: Formula: (let ((.cse0 (= (mod ~z$w_buff0_used~0_In216570177 256) 0)) (.cse1 (= (mod ~z$r_buff0_thd0~0_In216570177 256) 0))) (or (and (or .cse0 .cse1) (= ~z$r_buff0_thd0~0_In216570177 |ULTIMATE.start_main_#t~ite44_Out216570177|)) (and (= 0 |ULTIMATE.start_main_#t~ite44_Out216570177|) (not .cse0) (not .cse1)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In216570177, ~z$w_buff0_used~0=~z$w_buff0_used~0_In216570177} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In216570177, ~z$w_buff0_used~0=~z$w_buff0_used~0_In216570177, ULTIMATE.start_main_#t~ite44=|ULTIMATE.start_main_#t~ite44_Out216570177|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite44] because there is no mapped edge [2019-12-18 13:30:57,787 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [708] [708] L814-->L814-2: Formula: (let ((.cse1 (= (mod ~z$r_buff1_thd0~0_In-350553368 256) 0)) (.cse0 (= 0 (mod ~z$w_buff1_used~0_In-350553368 256))) (.cse2 (= (mod ~z$w_buff0_used~0_In-350553368 256) 0)) (.cse3 (= 0 (mod ~z$r_buff0_thd0~0_In-350553368 256)))) (or (and (or .cse0 .cse1) (= ~z$r_buff1_thd0~0_In-350553368 |ULTIMATE.start_main_#t~ite45_Out-350553368|) (or .cse2 .cse3)) (and (= 0 |ULTIMATE.start_main_#t~ite45_Out-350553368|) (or (and (not .cse1) (not .cse0)) (and (not .cse2) (not .cse3)))))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-350553368, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-350553368, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-350553368, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-350553368} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-350553368, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-350553368, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-350553368, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-350553368, ULTIMATE.start_main_#t~ite45=|ULTIMATE.start_main_#t~ite45_Out-350553368|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite45] because there is no mapped edge [2019-12-18 13:30:57,787 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [761] [761] L814-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_ULTIMATE.start___VERIFIER_assert_~expression_14 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_12|) (= v_~__unbuffered_p1_EBX~0_28 0) (= v_~z$r_buff1_thd0~0_107 |v_ULTIMATE.start_main_#t~ite45_60|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_14 0) (= 1 v_~__unbuffered_p1_EAX~0_28) (= v_~x~0_67 2) (= v_~main$tmp_guard1~0_22 0)) InVars {~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_28, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_28, ~x~0=v_~x~0_67, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_60|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_14, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_28, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_28, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_107, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_22, ~x~0=v_~x~0_67, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_59|, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_12|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression, ~z$r_buff1_thd0~0, ~main$tmp_guard1~0, ULTIMATE.start_main_#t~ite45, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-18 13:30:57,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 01:30:57 BasicIcfg [2019-12-18 13:30:57,891 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 13:30:57,897 INFO L168 Benchmark]: Toolchain (without parser) took 13782.16 ms. Allocated memory was 145.2 MB in the beginning and 437.8 MB in the end (delta: 292.6 MB). Free memory was 100.2 MB in the beginning and 152.1 MB in the end (delta: -51.9 MB). Peak memory consumption was 240.7 MB. Max. memory is 7.1 GB. [2019-12-18 13:30:57,898 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-18 13:30:57,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 780.05 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.0 MB in the beginning and 156.6 MB in the end (delta: -56.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-12-18 13:30:57,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.12 ms. Allocated memory is still 202.4 MB. Free memory was 156.6 MB in the beginning and 153.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-18 13:30:57,903 INFO L168 Benchmark]: Boogie Preprocessor took 37.54 ms. Allocated memory is still 202.4 MB. Free memory was 153.9 MB in the beginning and 151.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-18 13:30:57,904 INFO L168 Benchmark]: RCFGBuilder took 748.17 ms. Allocated memory is still 202.4 MB. Free memory was 151.9 MB in the beginning and 107.5 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 7.1 GB. [2019-12-18 13:30:57,904 INFO L168 Benchmark]: TraceAbstraction took 12139.76 ms. Allocated memory was 202.4 MB in the beginning and 437.8 MB in the end (delta: 235.4 MB). Free memory was 106.9 MB in the beginning and 152.1 MB in the end (delta: -45.2 MB). Peak memory consumption was 190.2 MB. Max. memory is 7.1 GB. [2019-12-18 13:30:57,908 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 780.05 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.0 MB in the beginning and 156.6 MB in the end (delta: -56.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 71.12 ms. Allocated memory is still 202.4 MB. Free memory was 156.6 MB in the beginning and 153.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.54 ms. Allocated memory is still 202.4 MB. Free memory was 153.9 MB in the beginning and 151.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 748.17 ms. Allocated memory is still 202.4 MB. Free memory was 151.9 MB in the beginning and 107.5 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12139.76 ms. Allocated memory was 202.4 MB in the beginning and 437.8 MB in the end (delta: 235.4 MB). Free memory was 106.9 MB in the beginning and 152.1 MB in the end (delta: -45.2 MB). Peak memory consumption was 190.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.0s, 148 ProgramPointsBefore, 77 ProgramPointsAfterwards, 182 TransitionsBefore, 89 TransitionsAfterwards, 12056 CoEnabledTransitionPairs, 13 FixpointIterations, 30 TrivialSequentialCompositions, 49 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 31 ConcurrentYvCompositions, 25 ChoiceCompositions, 4608 VarBasedMoverChecksPositive, 304 VarBasedMoverChecksNegative, 234 SemBasedMoverChecksPositive, 187 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.5s, 0 MoverChecksTotal, 82827 CheckedPairsTotal, 110 TotalNumberOfCompositions - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L802] FCALL, FORK 0 pthread_create(&t1093, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L726] 1 z$w_buff1 = z$w_buff0 [L727] 1 z$w_buff0 = 1 [L728] 1 z$w_buff1_used = z$w_buff0_used [L729] 1 z$w_buff0_used = (_Bool)1 [L740] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L804] FCALL, FORK 0 pthread_create(&t1094, ((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=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] 2 x = 2 [L757] 2 y = 1 [L760] 2 __unbuffered_p1_EAX = y [L763] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L764] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L765] 2 z$flush_delayed = weak$$choice2 [L766] 2 z$mem_tmp = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L767] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) VAL [!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1)=0, __unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L740] 1 z = z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L741] 1 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L742] 1 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L767] 2 z = !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L768] EXPR 2 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0))=1, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L768] 2 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L769] EXPR 2 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1))=0, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L769] 2 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L770] EXPR 2 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used))=0, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L770] 2 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L771] EXPR 2 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))=0, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L771] 2 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L773] 2 z$r_buff1_thd2 = weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L774] 2 __unbuffered_p1_EBX = z VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L779] 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L780] 2 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L781] 2 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L782] 2 z$r_buff0_thd2 = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L810] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L810] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L811] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L812] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L813] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 142 locations, 2 error locations. Result: UNSAFE, OverallTime: 11.8s, OverallIterations: 18, TraceHistogramMax: 1, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1998 SDtfs, 1431 SDslu, 3264 SDs, 0 SdLazy, 1790 SolverSat, 61 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 90 GetRequests, 27 SyntacticMatches, 11 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8640occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 17 MinimizatonAttempts, 2784 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 549 NumberOfCodeBlocks, 549 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 479 ConstructedInterpolants, 0 QuantifiedInterpolants, 87699 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...