/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/safe005_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-26 23:35:12,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-26 23:35:12,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-26 23:35:12,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-26 23:35:12,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-26 23:35:12,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-26 23:35:12,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-26 23:35:12,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-26 23:35:12,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-26 23:35:12,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-26 23:35:12,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-26 23:35:12,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-26 23:35:12,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-26 23:35:12,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-26 23:35:12,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-26 23:35:12,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-26 23:35:12,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-26 23:35:12,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-26 23:35:12,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-26 23:35:12,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-26 23:35:12,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-26 23:35:12,836 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-26 23:35:12,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-26 23:35:12,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-26 23:35:12,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-26 23:35:12,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-26 23:35:12,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-26 23:35:12,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-26 23:35:12,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-26 23:35:12,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-26 23:35:12,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-26 23:35:12,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-26 23:35:12,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-26 23:35:12,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-26 23:35:12,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-26 23:35:12,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-26 23:35:12,852 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 [2019-12-26 23:35:12,871 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-26 23:35:12,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-26 23:35:12,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-26 23:35:12,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-26 23:35:12,873 INFO L138 SettingsManager]: * Use SBE=true [2019-12-26 23:35:12,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-26 23:35:12,873 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-26 23:35:12,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-26 23:35:12,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-26 23:35:12,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-26 23:35:12,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-26 23:35:12,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-26 23:35:12,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-26 23:35:12,875 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-26 23:35:12,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-26 23:35:12,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-26 23:35:12,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-26 23:35:12,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-26 23:35:12,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-26 23:35:12,876 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-26 23:35:12,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-26 23:35:12,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-26 23:35:12,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-26 23:35:12,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-26 23:35:12,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-26 23:35:12,877 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-26 23:35:12,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-26 23:35:12,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-26 23:35:12,878 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-26 23:35:12,878 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-26 23:35:13,146 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-26 23:35:13,166 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-26 23:35:13,170 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-26 23:35:13,171 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-26 23:35:13,172 INFO L275 PluginConnector]: CDTParser initialized [2019-12-26 23:35:13,173 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe005_pso.opt.i [2019-12-26 23:35:13,250 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14a533ebf/831da92cf4ec4e4ca213343f157d13fd/FLAGcd3e42c7a [2019-12-26 23:35:13,850 INFO L306 CDTParser]: Found 1 translation units. [2019-12-26 23:35:13,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe005_pso.opt.i [2019-12-26 23:35:13,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14a533ebf/831da92cf4ec4e4ca213343f157d13fd/FLAGcd3e42c7a [2019-12-26 23:35:14,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14a533ebf/831da92cf4ec4e4ca213343f157d13fd [2019-12-26 23:35:14,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-26 23:35:14,109 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-26 23:35:14,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-26 23:35:14,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-26 23:35:14,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-26 23:35:14,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.12 11:35:14" (1/1) ... [2019-12-26 23:35:14,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c1335d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 11:35:14, skipping insertion in model container [2019-12-26 23:35:14,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.12 11:35:14" (1/1) ... [2019-12-26 23:35:14,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-26 23:35:14,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-26 23:35:14,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-26 23:35:14,688 INFO L203 MainTranslator]: Completed pre-run [2019-12-26 23:35:14,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-26 23:35:14,850 INFO L208 MainTranslator]: Completed translation [2019-12-26 23:35:14,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 11:35:14 WrapperNode [2019-12-26 23:35:14,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-26 23:35:14,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-26 23:35:14,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-26 23:35:14,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-26 23:35:14,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 11:35:14" (1/1) ... [2019-12-26 23:35:14,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 11:35:14" (1/1) ... [2019-12-26 23:35:14,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-26 23:35:14,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-26 23:35:14,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-26 23:35:14,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-26 23:35:14,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 11:35:14" (1/1) ... [2019-12-26 23:35:14,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 11:35:14" (1/1) ... [2019-12-26 23:35:14,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 11:35:14" (1/1) ... [2019-12-26 23:35:14,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 11:35:14" (1/1) ... [2019-12-26 23:35:14,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 11:35:14" (1/1) ... [2019-12-26 23:35:14,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 11:35:14" (1/1) ... [2019-12-26 23:35:14,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 11:35:14" (1/1) ... [2019-12-26 23:35:14,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-26 23:35:14,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-26 23:35:14,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-26 23:35:14,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-26 23:35:14,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 11:35:14" (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 [2019-12-26 23:35:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-26 23:35:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-26 23:35:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-26 23:35:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-26 23:35:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-26 23:35:15,058 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-26 23:35:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-26 23:35:15,061 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-26 23:35:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-26 23:35:15,061 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-26 23:35:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-26 23:35:15,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-26 23:35:15,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-26 23:35:15,064 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-26 23:35:15,798 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-26 23:35:15,799 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-26 23:35:15,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.12 11:35:15 BoogieIcfgContainer [2019-12-26 23:35:15,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-26 23:35:15,802 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-26 23:35:15,802 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-26 23:35:15,805 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-26 23:35:15,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.12 11:35:14" (1/3) ... [2019-12-26 23:35:15,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9c316ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.12 11:35:15, skipping insertion in model container [2019-12-26 23:35:15,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.12 11:35:14" (2/3) ... [2019-12-26 23:35:15,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9c316ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.12 11:35:15, skipping insertion in model container [2019-12-26 23:35:15,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.12 11:35:15" (3/3) ... [2019-12-26 23:35:15,811 INFO L109 eAbstractionObserver]: Analyzing ICFG safe005_pso.opt.i [2019-12-26 23:35:15,821 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-26 23:35:15,822 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-26 23:35:15,834 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-26 23:35:15,835 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-26 23:35:15,900 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,900 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,900 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,901 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,901 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,901 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,902 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,902 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,902 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,903 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,903 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,904 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,905 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,905 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,906 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,906 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,906 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,907 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,907 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,907 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,907 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,907 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,908 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,908 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,909 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,909 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,909 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,909 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,909 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,910 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,910 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,910 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,910 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,911 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,911 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,911 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,912 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,913 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,914 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,916 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,916 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,916 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,917 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,917 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,917 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,918 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,918 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,918 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,918 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,918 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,919 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,919 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,919 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,919 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,920 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,920 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,920 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,920 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,921 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,921 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,921 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,921 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,922 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,922 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,922 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,922 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,922 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,923 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,923 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,923 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,923 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,924 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,924 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,924 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,924 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,925 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,925 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,925 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,925 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,926 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,926 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,926 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,926 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,927 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,927 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,927 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,927 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,928 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,928 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,928 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,928 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,949 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,949 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,949 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,950 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,951 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,951 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,951 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,951 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,951 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,952 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,952 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,952 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,953 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,953 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,953 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,953 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,953 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,954 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,954 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,954 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,954 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,954 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,955 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,955 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,955 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,955 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,955 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,956 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,956 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,956 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,956 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,956 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,957 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,957 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,957 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,957 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,957 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,958 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,958 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,958 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,958 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,959 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,959 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,959 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,959 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,959 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,960 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,960 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,960 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,960 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,960 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,961 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,961 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,961 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,961 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,961 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,961 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,962 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,962 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,962 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,962 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,962 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,963 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,963 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,963 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,963 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,963 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,967 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,967 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,967 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,968 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,968 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,968 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,968 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,969 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,969 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,969 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,969 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,969 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,973 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,973 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,973 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,974 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,974 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,974 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,974 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,974 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,975 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,975 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,978 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,978 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,978 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,978 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,979 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,979 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,979 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,979 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,979 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,980 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,980 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,980 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,980 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,981 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,981 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,981 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,981 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,981 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,981 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,982 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,982 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,982 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,982 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,982 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,982 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,983 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,983 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-26 23:35:15,997 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-26 23:35:16,020 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-26 23:35:16,020 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-26 23:35:16,020 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-26 23:35:16,020 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-26 23:35:16,020 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-26 23:35:16,021 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-26 23:35:16,021 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-26 23:35:16,021 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-26 23:35:16,043 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 194 transitions [2019-12-26 23:35:16,044 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-26 23:35:16,167 INFO L132 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-26 23:35:16,167 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-26 23:35:16,184 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 0/148 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-26 23:35:16,207 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-26 23:35:16,257 INFO L132 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-26 23:35:16,258 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-26 23:35:16,265 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 0/148 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-26 23:35:16,285 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 16696 [2019-12-26 23:35:16,286 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-26 23:35:21,219 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 24 [2019-12-26 23:35:21,353 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-12-26 23:35:22,134 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-12-26 23:35:22,243 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-12-26 23:35:22,341 INFO L206 etLargeBlockEncoding]: Checked pairs total: 66367 [2019-12-26 23:35:22,342 INFO L214 etLargeBlockEncoding]: Total number of compositions: 113 [2019-12-26 23:35:22,345 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 83 places, 92 transitions [2019-12-26 23:35:34,272 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 86132 states. [2019-12-26 23:35:34,274 INFO L276 IsEmpty]: Start isEmpty. Operand 86132 states. [2019-12-26 23:35:34,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-26 23:35:34,280 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 23:35:34,280 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-26 23:35:34,281 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 23:35:34,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 23:35:34,287 INFO L82 PathProgramCache]: Analyzing trace with hash 795562213, now seen corresponding path program 1 times [2019-12-26 23:35:34,297 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 23:35:34,298 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801435292] [2019-12-26 23:35:34,298 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 23:35:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 23:35:34,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 23:35:34,518 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801435292] [2019-12-26 23:35:34,519 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 23:35:34,519 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-26 23:35:34,520 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811103646] [2019-12-26 23:35:34,525 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 23:35:34,525 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 23:35:34,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 23:35:34,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 23:35:34,543 INFO L87 Difference]: Start difference. First operand 86132 states. Second operand 3 states. [2019-12-26 23:35:36,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 23:35:36,881 INFO L93 Difference]: Finished difference Result 85012 states and 367904 transitions. [2019-12-26 23:35:36,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 23:35:36,883 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-26 23:35:36,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 23:35:37,433 INFO L225 Difference]: With dead ends: 85012 [2019-12-26 23:35:37,433 INFO L226 Difference]: Without dead ends: 80140 [2019-12-26 23:35:37,435 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 [2019-12-26 23:35:42,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80140 states. [2019-12-26 23:35:44,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80140 to 80140. [2019-12-26 23:35:44,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80140 states. [2019-12-26 23:35:45,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80140 states to 80140 states and 346330 transitions. [2019-12-26 23:35:45,088 INFO L78 Accepts]: Start accepts. Automaton has 80140 states and 346330 transitions. Word has length 5 [2019-12-26 23:35:45,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 23:35:45,088 INFO L462 AbstractCegarLoop]: Abstraction has 80140 states and 346330 transitions. [2019-12-26 23:35:45,088 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 23:35:45,088 INFO L276 IsEmpty]: Start isEmpty. Operand 80140 states and 346330 transitions. [2019-12-26 23:35:45,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-26 23:35:45,097 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 23:35:45,098 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 23:35:45,098 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 23:35:45,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 23:35:45,098 INFO L82 PathProgramCache]: Analyzing trace with hash -36571135, now seen corresponding path program 1 times [2019-12-26 23:35:45,099 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 23:35:45,099 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628646466] [2019-12-26 23:35:45,099 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 23:35:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 23:35:45,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 23:35:45,224 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628646466] [2019-12-26 23:35:45,226 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 23:35:45,226 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 23:35:45,226 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083894689] [2019-12-26 23:35:45,228 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 23:35:45,229 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 23:35:45,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 23:35:45,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-26 23:35:45,229 INFO L87 Difference]: Start difference. First operand 80140 states and 346330 transitions. Second operand 4 states. [2019-12-26 23:35:49,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 23:35:49,825 INFO L93 Difference]: Finished difference Result 123388 states and 510822 transitions. [2019-12-26 23:35:49,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 23:35:49,826 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-26 23:35:49,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 23:35:50,379 INFO L225 Difference]: With dead ends: 123388 [2019-12-26 23:35:50,379 INFO L226 Difference]: Without dead ends: 123290 [2019-12-26 23:35:50,380 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 [2019-12-26 23:35:53,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123290 states. [2019-12-26 23:35:55,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123290 to 114218. [2019-12-26 23:35:55,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114218 states. [2019-12-26 23:36:00,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114218 states to 114218 states and 477794 transitions. [2019-12-26 23:36:00,517 INFO L78 Accepts]: Start accepts. Automaton has 114218 states and 477794 transitions. Word has length 13 [2019-12-26 23:36:00,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 23:36:00,518 INFO L462 AbstractCegarLoop]: Abstraction has 114218 states and 477794 transitions. [2019-12-26 23:36:00,518 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 23:36:00,518 INFO L276 IsEmpty]: Start isEmpty. Operand 114218 states and 477794 transitions. [2019-12-26 23:36:00,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-26 23:36:00,522 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 23:36:00,522 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 23:36:00,522 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 23:36:00,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 23:36:00,523 INFO L82 PathProgramCache]: Analyzing trace with hash 424299118, now seen corresponding path program 1 times [2019-12-26 23:36:00,523 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 23:36:00,523 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629651087] [2019-12-26 23:36:00,523 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 23:36:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 23:36:00,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 23:36:00,643 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629651087] [2019-12-26 23:36:00,643 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 23:36:00,643 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 23:36:00,644 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473920970] [2019-12-26 23:36:00,644 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 23:36:00,644 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 23:36:00,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 23:36:00,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-26 23:36:00,645 INFO L87 Difference]: Start difference. First operand 114218 states and 477794 transitions. Second operand 4 states. [2019-12-26 23:36:02,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 23:36:02,594 INFO L93 Difference]: Finished difference Result 159677 states and 652290 transitions. [2019-12-26 23:36:02,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 23:36:02,595 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-26 23:36:02,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 23:36:03,187 INFO L225 Difference]: With dead ends: 159677 [2019-12-26 23:36:03,187 INFO L226 Difference]: Without dead ends: 159565 [2019-12-26 23:36:03,188 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 [2019-12-26 23:36:11,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159565 states. [2019-12-26 23:36:13,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159565 to 136035. [2019-12-26 23:36:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136035 states. [2019-12-26 23:36:14,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136035 states to 136035 states and 564894 transitions. [2019-12-26 23:36:14,537 INFO L78 Accepts]: Start accepts. Automaton has 136035 states and 564894 transitions. Word has length 13 [2019-12-26 23:36:14,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 23:36:14,537 INFO L462 AbstractCegarLoop]: Abstraction has 136035 states and 564894 transitions. [2019-12-26 23:36:14,537 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 23:36:14,538 INFO L276 IsEmpty]: Start isEmpty. Operand 136035 states and 564894 transitions. [2019-12-26 23:36:14,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-26 23:36:14,541 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 23:36:14,541 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 23:36:14,542 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 23:36:14,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 23:36:14,542 INFO L82 PathProgramCache]: Analyzing trace with hash -2100241523, now seen corresponding path program 1 times [2019-12-26 23:36:14,542 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 23:36:14,543 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957912287] [2019-12-26 23:36:14,543 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 23:36:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 23:36:14,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 23:36:14,600 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957912287] [2019-12-26 23:36:14,600 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 23:36:14,600 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-26 23:36:14,600 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4030748] [2019-12-26 23:36:14,601 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 23:36:14,604 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 23:36:14,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 23:36:14,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 23:36:14,605 INFO L87 Difference]: Start difference. First operand 136035 states and 564894 transitions. Second operand 3 states. [2019-12-26 23:36:15,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 23:36:15,550 INFO L93 Difference]: Finished difference Result 181618 states and 742473 transitions. [2019-12-26 23:36:15,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 23:36:15,551 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-12-26 23:36:15,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 23:36:22,172 INFO L225 Difference]: With dead ends: 181618 [2019-12-26 23:36:22,173 INFO L226 Difference]: Without dead ends: 181618 [2019-12-26 23:36:22,173 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 [2019-12-26 23:36:25,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181618 states. [2019-12-26 23:36:28,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181618 to 152081. [2019-12-26 23:36:28,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152081 states. [2019-12-26 23:36:29,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152081 states to 152081 states and 628919 transitions. [2019-12-26 23:36:29,739 INFO L78 Accepts]: Start accepts. Automaton has 152081 states and 628919 transitions. Word has length 14 [2019-12-26 23:36:29,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 23:36:29,739 INFO L462 AbstractCegarLoop]: Abstraction has 152081 states and 628919 transitions. [2019-12-26 23:36:29,739 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 23:36:29,740 INFO L276 IsEmpty]: Start isEmpty. Operand 152081 states and 628919 transitions. [2019-12-26 23:36:29,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-26 23:36:29,743 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 23:36:29,744 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 23:36:29,744 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 23:36:29,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 23:36:29,744 INFO L82 PathProgramCache]: Analyzing trace with hash -2100376187, now seen corresponding path program 1 times [2019-12-26 23:36:29,744 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 23:36:29,745 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106005171] [2019-12-26 23:36:29,745 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 23:36:29,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 23:36:29,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 23:36:29,821 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106005171] [2019-12-26 23:36:29,821 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 23:36:29,821 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 23:36:29,821 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502315230] [2019-12-26 23:36:29,822 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 23:36:29,822 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 23:36:29,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 23:36:29,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-26 23:36:29,823 INFO L87 Difference]: Start difference. First operand 152081 states and 628919 transitions. Second operand 4 states. [2019-12-26 23:36:32,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 23:36:32,248 INFO L93 Difference]: Finished difference Result 179622 states and 732719 transitions. [2019-12-26 23:36:32,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 23:36:32,249 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-26 23:36:32,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 23:36:32,829 INFO L225 Difference]: With dead ends: 179622 [2019-12-26 23:36:32,829 INFO L226 Difference]: Without dead ends: 179542 [2019-12-26 23:36:32,830 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 [2019-12-26 23:36:37,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179542 states. [2019-12-26 23:36:46,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179542 to 157787. [2019-12-26 23:36:46,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157787 states. [2019-12-26 23:36:47,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157787 states to 157787 states and 651479 transitions. [2019-12-26 23:36:47,013 INFO L78 Accepts]: Start accepts. Automaton has 157787 states and 651479 transitions. Word has length 14 [2019-12-26 23:36:47,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 23:36:47,013 INFO L462 AbstractCegarLoop]: Abstraction has 157787 states and 651479 transitions. [2019-12-26 23:36:47,013 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 23:36:47,013 INFO L276 IsEmpty]: Start isEmpty. Operand 157787 states and 651479 transitions. [2019-12-26 23:36:47,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-26 23:36:47,016 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 23:36:47,016 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 23:36:47,016 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 23:36:47,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 23:36:47,017 INFO L82 PathProgramCache]: Analyzing trace with hash -1940234062, now seen corresponding path program 1 times [2019-12-26 23:36:47,017 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 23:36:47,017 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147832017] [2019-12-26 23:36:47,017 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 23:36:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 23:36:47,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 23:36:47,075 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147832017] [2019-12-26 23:36:47,075 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 23:36:47,075 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 23:36:47,075 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135985600] [2019-12-26 23:36:47,076 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 23:36:47,076 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 23:36:47,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 23:36:47,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-26 23:36:47,077 INFO L87 Difference]: Start difference. First operand 157787 states and 651479 transitions. Second operand 4 states. [2019-12-26 23:36:49,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 23:36:49,184 INFO L93 Difference]: Finished difference Result 189091 states and 772001 transitions. [2019-12-26 23:36:49,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 23:36:49,185 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-26 23:36:49,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 23:36:49,722 INFO L225 Difference]: With dead ends: 189091 [2019-12-26 23:36:49,722 INFO L226 Difference]: Without dead ends: 188995 [2019-12-26 23:36:49,723 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 [2019-12-26 23:36:59,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188995 states. [2019-12-26 23:37:02,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188995 to 161868. [2019-12-26 23:37:02,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161868 states. [2019-12-26 23:37:03,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161868 states to 161868 states and 668265 transitions. [2019-12-26 23:37:03,426 INFO L78 Accepts]: Start accepts. Automaton has 161868 states and 668265 transitions. Word has length 14 [2019-12-26 23:37:03,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 23:37:03,427 INFO L462 AbstractCegarLoop]: Abstraction has 161868 states and 668265 transitions. [2019-12-26 23:37:03,427 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 23:37:03,427 INFO L276 IsEmpty]: Start isEmpty. Operand 161868 states and 668265 transitions. [2019-12-26 23:37:03,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-26 23:37:03,445 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 23:37:03,445 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 23:37:03,445 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 23:37:03,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 23:37:03,445 INFO L82 PathProgramCache]: Analyzing trace with hash -1828891691, now seen corresponding path program 1 times [2019-12-26 23:37:03,446 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 23:37:03,446 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170500219] [2019-12-26 23:37:03,446 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 23:37:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 23:37:03,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 23:37:03,532 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170500219] [2019-12-26 23:37:03,532 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 23:37:03,532 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-26 23:37:03,532 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723935220] [2019-12-26 23:37:03,533 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 23:37:03,534 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 23:37:03,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 23:37:03,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 23:37:03,534 INFO L87 Difference]: Start difference. First operand 161868 states and 668265 transitions. Second operand 3 states. [2019-12-26 23:37:09,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 23:37:09,591 INFO L93 Difference]: Finished difference Result 160940 states and 664422 transitions. [2019-12-26 23:37:09,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 23:37:09,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-26 23:37:09,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 23:37:10,158 INFO L225 Difference]: With dead ends: 160940 [2019-12-26 23:37:10,158 INFO L226 Difference]: Without dead ends: 160940 [2019-12-26 23:37:10,158 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 [2019-12-26 23:37:13,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160940 states. [2019-12-26 23:37:16,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160940 to 160940. [2019-12-26 23:37:16,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160940 states. [2019-12-26 23:37:17,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160940 states to 160940 states and 664422 transitions. [2019-12-26 23:37:17,210 INFO L78 Accepts]: Start accepts. Automaton has 160940 states and 664422 transitions. Word has length 18 [2019-12-26 23:37:17,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 23:37:17,211 INFO L462 AbstractCegarLoop]: Abstraction has 160940 states and 664422 transitions. [2019-12-26 23:37:17,211 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-26 23:37:17,211 INFO L276 IsEmpty]: Start isEmpty. Operand 160940 states and 664422 transitions. [2019-12-26 23:37:17,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-26 23:37:17,232 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 23:37:17,232 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 23:37:17,232 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 23:37:17,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 23:37:17,232 INFO L82 PathProgramCache]: Analyzing trace with hash 2025528817, now seen corresponding path program 1 times [2019-12-26 23:37:17,232 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 23:37:17,232 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330767990] [2019-12-26 23:37:17,233 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 23:37:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 23:37:17,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 23:37:17,289 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330767990] [2019-12-26 23:37:17,289 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 23:37:17,289 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 23:37:17,289 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929914811] [2019-12-26 23:37:17,290 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 23:37:17,290 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 23:37:17,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 23:37:17,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-26 23:37:17,291 INFO L87 Difference]: Start difference. First operand 160940 states and 664422 transitions. Second operand 4 states. [2019-12-26 23:37:26,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 23:37:26,456 INFO L93 Difference]: Finished difference Result 297697 states and 1230452 transitions. [2019-12-26 23:37:26,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-26 23:37:26,456 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-26 23:37:26,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 23:37:27,059 INFO L225 Difference]: With dead ends: 297697 [2019-12-26 23:37:27,060 INFO L226 Difference]: Without dead ends: 170729 [2019-12-26 23:37:27,060 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-26 23:37:30,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170729 states. [2019-12-26 23:37:33,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170729 to 169732. [2019-12-26 23:37:33,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169732 states. [2019-12-26 23:37:35,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169732 states to 169732 states and 694021 transitions. [2019-12-26 23:37:35,168 INFO L78 Accepts]: Start accepts. Automaton has 169732 states and 694021 transitions. Word has length 19 [2019-12-26 23:37:35,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 23:37:35,168 INFO L462 AbstractCegarLoop]: Abstraction has 169732 states and 694021 transitions. [2019-12-26 23:37:35,168 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 23:37:35,168 INFO L276 IsEmpty]: Start isEmpty. Operand 169732 states and 694021 transitions. [2019-12-26 23:37:35,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-26 23:37:35,187 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 23:37:35,187 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-26 23:37:35,187 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 23:37:35,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 23:37:35,188 INFO L82 PathProgramCache]: Analyzing trace with hash 550104482, now seen corresponding path program 1 times [2019-12-26 23:37:35,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 23:37:35,188 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140655331] [2019-12-26 23:37:35,188 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 23:37:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 23:37:35,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 23:37:35,264 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140655331] [2019-12-26 23:37:35,264 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 23:37:35,264 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-26 23:37:35,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113678133] [2019-12-26 23:37:35,266 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-26 23:37:35,266 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 23:37:35,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-26 23:37:35,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-26 23:37:35,267 INFO L87 Difference]: Start difference. First operand 169732 states and 694021 transitions. Second operand 5 states. [2019-12-26 23:37:43,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 23:37:43,611 INFO L93 Difference]: Finished difference Result 237081 states and 947382 transitions. [2019-12-26 23:37:43,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-26 23:37:43,611 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-26 23:37:43,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 23:37:44,388 INFO L225 Difference]: With dead ends: 237081 [2019-12-26 23:37:44,388 INFO L226 Difference]: Without dead ends: 234785 [2019-12-26 23:37:44,388 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-26 23:37:48,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234785 states. [2019-12-26 23:37:51,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234785 to 174763. [2019-12-26 23:37:51,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174763 states. [2019-12-26 23:37:53,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174763 states to 174763 states and 713889 transitions. [2019-12-26 23:37:53,051 INFO L78 Accepts]: Start accepts. Automaton has 174763 states and 713889 transitions. Word has length 19 [2019-12-26 23:37:53,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 23:37:53,051 INFO L462 AbstractCegarLoop]: Abstraction has 174763 states and 713889 transitions. [2019-12-26 23:37:53,051 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-26 23:37:53,051 INFO L276 IsEmpty]: Start isEmpty. Operand 174763 states and 713889 transitions. [2019-12-26 23:37:53,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-26 23:37:53,076 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 23:37:53,076 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] [2019-12-26 23:37:53,077 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 23:37:53,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 23:37:53,077 INFO L82 PathProgramCache]: Analyzing trace with hash 996666519, now seen corresponding path program 1 times [2019-12-26 23:37:53,077 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 23:37:53,077 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061111271] [2019-12-26 23:37:53,078 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 23:37:53,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 23:37:53,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 23:37:53,126 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061111271] [2019-12-26 23:37:53,126 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 23:37:53,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-26 23:37:53,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932516232] [2019-12-26 23:37:53,127 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-26 23:37:53,127 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 23:37:53,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-26 23:37:53,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-26 23:37:53,128 INFO L87 Difference]: Start difference. First operand 174763 states and 713889 transitions. Second operand 4 states. [2019-12-26 23:38:01,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 23:38:01,638 INFO L93 Difference]: Finished difference Result 449094 states and 1870510 transitions. [2019-12-26 23:38:01,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-26 23:38:01,639 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-26 23:38:01,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 23:38:02,460 INFO L225 Difference]: With dead ends: 449094 [2019-12-26 23:38:02,460 INFO L226 Difference]: Without dead ends: 226260 [2019-12-26 23:38:02,461 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 [2019-12-26 23:38:13,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226260 states. [2019-12-26 23:38:15,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226260 to 132643. [2019-12-26 23:38:15,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132643 states. [2019-12-26 23:38:16,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132643 states to 132643 states and 541358 transitions. [2019-12-26 23:38:16,915 INFO L78 Accepts]: Start accepts. Automaton has 132643 states and 541358 transitions. Word has length 20 [2019-12-26 23:38:16,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-26 23:38:16,915 INFO L462 AbstractCegarLoop]: Abstraction has 132643 states and 541358 transitions. [2019-12-26 23:38:16,915 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-26 23:38:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 132643 states and 541358 transitions. [2019-12-26 23:38:16,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-26 23:38:16,935 INFO L403 BasicCegarLoop]: Found error trace [2019-12-26 23:38:16,935 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] [2019-12-26 23:38:16,936 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-26 23:38:16,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-26 23:38:16,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1174991168, now seen corresponding path program 1 times [2019-12-26 23:38:16,936 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-26 23:38:16,936 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071445981] [2019-12-26 23:38:16,937 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-26 23:38:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-26 23:38:16,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-26 23:38:16,974 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071445981] [2019-12-26 23:38:16,975 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-26 23:38:16,975 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-26 23:38:16,975 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166682267] [2019-12-26 23:38:16,975 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-26 23:38:16,976 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-26 23:38:16,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-26 23:38:16,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-26 23:38:16,976 INFO L87 Difference]: Start difference. First operand 132643 states and 541358 transitions. Second operand 3 states. [2019-12-26 23:38:19,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-26 23:38:19,575 INFO L93 Difference]: Finished difference Result 216134 states and 892725 transitions. [2019-12-26 23:38:19,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-26 23:38:19,576 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-26 23:38:19,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-26 23:38:19,925 INFO L225 Difference]: With dead ends: 216134 [2019-12-26 23:38:19,925 INFO L226 Difference]: Without dead ends: 105754 [2019-12-26 23:38:19,926 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 [2019-12-26 23:38:24,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105754 states. Received shutdown request... [2019-12-26 23:38:31,137 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-26 23:38:31,140 WARN L227 ceAbstractionStarter]: Timeout [2019-12-26 23:38:31,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.12 11:38:31 BasicIcfg [2019-12-26 23:38:31,141 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-26 23:38:31,142 INFO L168 Benchmark]: Toolchain (without parser) took 197032.80 ms. Allocated memory was 146.3 MB in the beginning and 4.4 GB in the end (delta: 4.3 GB). Free memory was 102.1 MB in the beginning and 3.1 GB in the end (delta: -3.0 GB). Peak memory consumption was 4.7 GB. Max. memory is 7.1 GB. [2019-12-26 23:38:31,143 INFO L168 Benchmark]: CDTParser took 1.52 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-26 23:38:31,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.05 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 101.9 MB in the beginning and 157.2 MB in the end (delta: -55.3 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-12-26 23:38:31,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.11 ms. Allocated memory is still 203.4 MB. Free memory was 157.2 MB in the beginning and 154.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-26 23:38:31,145 INFO L168 Benchmark]: Boogie Preprocessor took 38.96 ms. Allocated memory is still 203.4 MB. Free memory was 154.5 MB in the beginning and 152.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-12-26 23:38:31,146 INFO L168 Benchmark]: RCFGBuilder took 835.86 ms. Allocated memory is still 203.4 MB. Free memory was 152.6 MB in the beginning and 106.0 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 7.1 GB. [2019-12-26 23:38:31,147 INFO L168 Benchmark]: TraceAbstraction took 195338.82 ms. Allocated memory was 203.4 MB in the beginning and 4.4 GB in the end (delta: 4.2 GB). Free memory was 105.3 MB in the beginning and 3.1 GB in the end (delta: -3.0 GB). Peak memory consumption was 4.6 GB. Max. memory is 7.1 GB. [2019-12-26 23:38:31,150 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 740.05 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 101.9 MB in the beginning and 157.2 MB in the end (delta: -55.3 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 74.11 ms. Allocated memory is still 203.4 MB. Free memory was 157.2 MB in the beginning and 154.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.96 ms. Allocated memory is still 203.4 MB. Free memory was 154.5 MB in the beginning and 152.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 835.86 ms. Allocated memory is still 203.4 MB. Free memory was 152.6 MB in the beginning and 106.0 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 195338.82 ms. Allocated memory was 203.4 MB in the beginning and 4.4 GB in the end (delta: 4.2 GB). Free memory was 105.3 MB in the beginning and 3.1 GB in the end (delta: -3.0 GB). Peak memory consumption was 4.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 6.2s, 163 ProgramPointsBefore, 83 ProgramPointsAfterwards, 194 TransitionsBefore, 92 TransitionsAfterwards, 16696 CoEnabledTransitionPairs, 7 FixpointIterations, 32 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 36 ConcurrentYvCompositions, 26 ChoiceCompositions, 6760 VarBasedMoverChecksPositive, 302 VarBasedMoverChecksNegative, 126 SemBasedMoverChecksPositive, 261 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.9s, 0 MoverChecksTotal, 66367 CheckedPairsTotal, 113 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 154 locations, 2 error locations. Result: TIMEOUT, OverallTime: 195.1s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 61.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1654 SDtfs, 1298 SDslu, 1866 SDs, 0 SdLazy, 1016 SolverSat, 59 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174763occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 114.0s AutomataMinimizationTime, 11 MinimizatonAttempts, 265657 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 169 NumberOfCodeBlocks, 169 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 6912 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 could not prove your program: Timeout Completed graceful shutdown