/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-wmm/rfi002_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-05 23:36:17,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-05 23:36:17,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-05 23:36:17,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-05 23:36:17,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-05 23:36:17,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-05 23:36:17,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-05 23:36:17,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-05 23:36:17,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-05 23:36:17,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-05 23:36:17,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-05 23:36:17,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-05 23:36:17,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-05 23:36:17,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-05 23:36:17,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-05 23:36:17,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-05 23:36:17,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-05 23:36:17,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-05 23:36:17,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-05 23:36:17,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-05 23:36:17,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-05 23:36:17,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-05 23:36:17,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-05 23:36:17,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-05 23:36:17,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-05 23:36:17,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-05 23:36:17,947 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-05 23:36:17,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-05 23:36:17,949 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf [2020-10-05 23:36:17,972 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-05 23:36:17,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-05 23:36:17,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-05 23:36:17,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-05 23:36:17,975 INFO L138 SettingsManager]: * Use SBE=true [2020-10-05 23:36:17,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-05 23:36:17,976 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-05 23:36:17,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-05 23:36:17,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-05 23:36:17,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-05 23:36:17,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-05 23:36:17,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-05 23:36:17,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-05 23:36:17,977 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-05 23:36:17,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-05 23:36:17,977 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-05 23:36:17,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-05 23:36:17,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-05 23:36:17,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-05 23:36:17,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-05 23:36:17,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-05 23:36:17,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 23:36:17,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-05 23:36:17,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-05 23:36:17,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-05 23:36:17,981 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-05 23:36:17,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-05 23:36:17,981 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-05 23:36:17,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-05 23:36:18,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-05 23:36:18,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-05 23:36:18,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-05 23:36:18,292 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-05 23:36:18,293 INFO L275 PluginConnector]: CDTParser initialized [2020-10-05 23:36:18,293 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_pso.opt.i [2020-10-05 23:36:18,379 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eee026105/df79f1161b90424c88fedb2fbc5bfb40/FLAGffd0829b0 [2020-10-05 23:36:18,977 INFO L306 CDTParser]: Found 1 translation units. [2020-10-05 23:36:18,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_pso.opt.i [2020-10-05 23:36:18,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eee026105/df79f1161b90424c88fedb2fbc5bfb40/FLAGffd0829b0 [2020-10-05 23:36:19,205 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eee026105/df79f1161b90424c88fedb2fbc5bfb40 [2020-10-05 23:36:19,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-05 23:36:19,215 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-05 23:36:19,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-05 23:36:19,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-05 23:36:19,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-05 23:36:19,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:36:19" (1/1) ... [2020-10-05 23:36:19,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@719189bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:19, skipping insertion in model container [2020-10-05 23:36:19,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:36:19" (1/1) ... [2020-10-05 23:36:19,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-05 23:36:19,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-05 23:36:19,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:36:19,883 INFO L203 MainTranslator]: Completed pre-run [2020-10-05 23:36:19,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:36:20,036 INFO L208 MainTranslator]: Completed translation [2020-10-05 23:36:20,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:20 WrapperNode [2020-10-05 23:36:20,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-05 23:36:20,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-05 23:36:20,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-05 23:36:20,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-05 23:36:20,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:20" (1/1) ... [2020-10-05 23:36:20,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:20" (1/1) ... [2020-10-05 23:36:20,114 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-05 23:36:20,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-05 23:36:20,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-05 23:36:20,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-05 23:36:20,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:20" (1/1) ... [2020-10-05 23:36:20,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:20" (1/1) ... [2020-10-05 23:36:20,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:20" (1/1) ... [2020-10-05 23:36:20,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:20" (1/1) ... [2020-10-05 23:36:20,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:20" (1/1) ... [2020-10-05 23:36:20,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:20" (1/1) ... [2020-10-05 23:36:20,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:20" (1/1) ... [2020-10-05 23:36:20,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-05 23:36:20,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-05 23:36:20,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-05 23:36:20,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-05 23:36:20,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 23:36:20,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-05 23:36:20,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-05 23:36:20,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-05 23:36:20,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-05 23:36:20,237 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-05 23:36:20,238 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-05 23:36:20,238 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-05 23:36:20,238 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-05 23:36:20,238 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-05 23:36:20,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-05 23:36:20,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-05 23:36:20,241 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-05 23:36:23,816 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-05 23:36:23,817 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-05 23:36:23,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:36:23 BoogieIcfgContainer [2020-10-05 23:36:23,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-05 23:36:23,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-05 23:36:23,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-05 23:36:23,824 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-05 23:36:23,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.10 11:36:19" (1/3) ... [2020-10-05 23:36:23,827 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58cc24bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:36:23, skipping insertion in model container [2020-10-05 23:36:23,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:20" (2/3) ... [2020-10-05 23:36:23,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58cc24bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:36:23, skipping insertion in model container [2020-10-05 23:36:23,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:36:23" (3/3) ... [2020-10-05 23:36:23,833 INFO L109 eAbstractionObserver]: Analyzing ICFG rfi002_pso.opt.i [2020-10-05 23:36:23,845 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-05 23:36:23,846 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-05 23:36:23,858 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-05 23:36:23,859 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-05 23:36:23,909 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,909 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,910 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,910 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,911 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,912 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,912 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,912 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,913 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,913 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,913 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,913 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,913 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,914 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,914 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,914 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,914 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,914 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,915 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,915 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,915 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,915 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,915 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,916 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,917 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,918 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,919 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,919 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,919 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,920 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,921 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,921 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,922 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,922 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,922 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,923 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,926 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,926 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,926 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,926 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,927 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,928 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,928 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,928 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,928 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,928 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,929 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,935 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,936 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,936 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,936 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,944 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,944 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,944 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,950 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,951 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,952 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,952 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,960 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,960 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,961 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,962 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,963 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,963 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,964 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,965 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,967 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,970 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,972 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,975 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,977 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,978 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,978 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,979 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,979 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,980 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:23,995 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-05 23:36:24,017 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-05 23:36:24,017 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-05 23:36:24,018 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-05 23:36:24,018 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-05 23:36:24,018 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-05 23:36:24,018 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-05 23:36:24,018 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-05 23:36:24,018 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-05 23:36:24,043 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 80 transitions, 170 flow [2020-10-05 23:36:24,045 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 85 places, 80 transitions, 170 flow [2020-10-05 23:36:24,104 INFO L129 PetriNetUnfolder]: 2/78 cut-off events. [2020-10-05 23:36:24,105 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:36:24,110 INFO L80 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 78 events. 2/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 55 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. [2020-10-05 23:36:24,116 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 85 places, 80 transitions, 170 flow [2020-10-05 23:36:24,152 INFO L129 PetriNetUnfolder]: 2/78 cut-off events. [2020-10-05 23:36:24,153 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:36:24,153 INFO L80 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 78 events. 2/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 55 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. [2020-10-05 23:36:24,157 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 1088 [2020-10-05 23:36:24,158 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-10-05 23:36:24,957 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-10-05 23:36:25,105 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-10-05 23:36:25,696 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-10-05 23:36:27,265 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 231 DAG size of output: 191 [2020-10-05 23:36:27,304 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 2, 2, 1] term [2020-10-05 23:36:27,305 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 23:36:27,307 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 1] term [2020-10-05 23:36:27,307 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 23:36:28,051 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 111 [2020-10-05 23:36:29,136 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 234 DAG size of output: 193 [2020-10-05 23:36:29,190 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 2, 1] term [2020-10-05 23:36:29,190 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 23:36:29,192 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 1] term [2020-10-05 23:36:29,193 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 23:36:30,205 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 150 DAG size of output: 121 [2020-10-05 23:36:30,747 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-05 23:36:31,077 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-05 23:36:31,300 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2020-10-05 23:36:31,420 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-10-05 23:36:31,436 INFO L206 etLargeBlockEncoding]: Checked pairs total: 2936 [2020-10-05 23:36:31,436 INFO L214 etLargeBlockEncoding]: Total number of compositions: 69 [2020-10-05 23:36:31,440 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 21 transitions, 52 flow [2020-10-05 23:36:31,458 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 224 states. [2020-10-05 23:36:31,460 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states. [2020-10-05 23:36:31,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-05 23:36:31,466 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:31,467 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-05 23:36:31,467 INFO L427 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:31,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:31,473 INFO L82 PathProgramCache]: Analyzing trace with hash 1584834182, now seen corresponding path program 1 times [2020-10-05 23:36:31,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:31,484 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019201416] [2020-10-05 23:36:31,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:31,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:31,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:31,794 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019201416] [2020-10-05 23:36:31,795 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:31,795 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:36:31,796 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124989748] [2020-10-05 23:36:31,801 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:36:31,801 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:31,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:36:31,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:31,820 INFO L87 Difference]: Start difference. First operand 224 states. Second operand 3 states. [2020-10-05 23:36:31,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:31,948 INFO L93 Difference]: Finished difference Result 194 states and 468 transitions. [2020-10-05 23:36:31,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:36:31,950 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-05 23:36:31,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:31,963 INFO L225 Difference]: With dead ends: 194 [2020-10-05 23:36:31,963 INFO L226 Difference]: Without dead ends: 158 [2020-10-05 23:36:31,964 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:31,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-10-05 23:36:32,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2020-10-05 23:36:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-10-05 23:36:32,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 372 transitions. [2020-10-05 23:36:32,019 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 372 transitions. Word has length 5 [2020-10-05 23:36:32,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:32,020 INFO L479 AbstractCegarLoop]: Abstraction has 158 states and 372 transitions. [2020-10-05 23:36:32,020 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:36:32,020 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 372 transitions. [2020-10-05 23:36:32,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-05 23:36:32,021 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:32,021 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:32,021 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-05 23:36:32,021 INFO L427 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:32,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:32,021 INFO L82 PathProgramCache]: Analyzing trace with hash -1687676777, now seen corresponding path program 1 times [2020-10-05 23:36:32,022 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:32,022 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705597728] [2020-10-05 23:36:32,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:32,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:32,128 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705597728] [2020-10-05 23:36:32,128 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:32,129 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:36:32,129 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166782040] [2020-10-05 23:36:32,130 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:36:32,131 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:32,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:36:32,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:32,131 INFO L87 Difference]: Start difference. First operand 158 states and 372 transitions. Second operand 3 states. [2020-10-05 23:36:32,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:32,152 INFO L93 Difference]: Finished difference Result 146 states and 338 transitions. [2020-10-05 23:36:32,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:36:32,154 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-05 23:36:32,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:32,155 INFO L225 Difference]: With dead ends: 146 [2020-10-05 23:36:32,155 INFO L226 Difference]: Without dead ends: 146 [2020-10-05 23:36:32,159 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:32,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-10-05 23:36:32,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2020-10-05 23:36:32,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-10-05 23:36:32,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 338 transitions. [2020-10-05 23:36:32,177 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 338 transitions. Word has length 7 [2020-10-05 23:36:32,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:32,177 INFO L479 AbstractCegarLoop]: Abstraction has 146 states and 338 transitions. [2020-10-05 23:36:32,178 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:36:32,178 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 338 transitions. [2020-10-05 23:36:32,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-05 23:36:32,179 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:32,179 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:32,179 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-05 23:36:32,179 INFO L427 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:32,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:32,180 INFO L82 PathProgramCache]: Analyzing trace with hash 1640287693, now seen corresponding path program 1 times [2020-10-05 23:36:32,180 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:32,180 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235488002] [2020-10-05 23:36:32,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:32,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:32,259 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235488002] [2020-10-05 23:36:32,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:32,259 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:36:32,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304947431] [2020-10-05 23:36:32,260 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:36:32,260 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:32,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:36:32,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:32,261 INFO L87 Difference]: Start difference. First operand 146 states and 338 transitions. Second operand 3 states. [2020-10-05 23:36:32,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:32,276 INFO L93 Difference]: Finished difference Result 134 states and 305 transitions. [2020-10-05 23:36:32,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:36:32,277 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-05 23:36:32,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:32,279 INFO L225 Difference]: With dead ends: 134 [2020-10-05 23:36:32,279 INFO L226 Difference]: Without dead ends: 134 [2020-10-05 23:36:32,279 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:32,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-05 23:36:32,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2020-10-05 23:36:32,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-05 23:36:32,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 305 transitions. [2020-10-05 23:36:32,289 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 305 transitions. Word has length 9 [2020-10-05 23:36:32,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:32,290 INFO L479 AbstractCegarLoop]: Abstraction has 134 states and 305 transitions. [2020-10-05 23:36:32,290 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:36:32,290 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 305 transitions. [2020-10-05 23:36:32,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-05 23:36:32,291 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:32,291 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:32,292 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-05 23:36:32,292 INFO L427 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:32,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:32,292 INFO L82 PathProgramCache]: Analyzing trace with hash -2020937412, now seen corresponding path program 1 times [2020-10-05 23:36:32,292 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:32,293 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927806415] [2020-10-05 23:36:32,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:32,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:32,707 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927806415] [2020-10-05 23:36:32,707 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:32,707 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-05 23:36:32,708 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725053668] [2020-10-05 23:36:32,708 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-05 23:36:32,708 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:32,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-05 23:36:32,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:36:32,709 INFO L87 Difference]: Start difference. First operand 134 states and 305 transitions. Second operand 7 states. [2020-10-05 23:36:33,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:33,023 INFO L93 Difference]: Finished difference Result 158 states and 363 transitions. [2020-10-05 23:36:33,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:36:33,024 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 12 [2020-10-05 23:36:33,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:33,027 INFO L225 Difference]: With dead ends: 158 [2020-10-05 23:36:33,028 INFO L226 Difference]: Without dead ends: 158 [2020-10-05 23:36:33,028 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-05 23:36:33,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-10-05 23:36:33,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 152. [2020-10-05 23:36:33,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-10-05 23:36:33,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 347 transitions. [2020-10-05 23:36:33,040 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 347 transitions. Word has length 12 [2020-10-05 23:36:33,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:33,040 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 347 transitions. [2020-10-05 23:36:33,040 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-05 23:36:33,040 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 347 transitions. [2020-10-05 23:36:33,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-05 23:36:33,042 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:33,042 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:33,042 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-05 23:36:33,042 INFO L427 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:33,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:33,043 INFO L82 PathProgramCache]: Analyzing trace with hash -2063496646, now seen corresponding path program 2 times [2020-10-05 23:36:33,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:33,043 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932897939] [2020-10-05 23:36:33,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:33,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:33,174 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932897939] [2020-10-05 23:36:33,174 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:33,174 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:36:33,174 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561522423] [2020-10-05 23:36:33,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 23:36:33,175 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:33,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 23:36:33,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:36:33,176 INFO L87 Difference]: Start difference. First operand 152 states and 347 transitions. Second operand 5 states. [2020-10-05 23:36:33,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:33,424 INFO L93 Difference]: Finished difference Result 175 states and 402 transitions. [2020-10-05 23:36:33,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:36:33,425 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2020-10-05 23:36:33,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:33,426 INFO L225 Difference]: With dead ends: 175 [2020-10-05 23:36:33,426 INFO L226 Difference]: Without dead ends: 175 [2020-10-05 23:36:33,426 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:36:33,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-10-05 23:36:33,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 154. [2020-10-05 23:36:33,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-10-05 23:36:33,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 349 transitions. [2020-10-05 23:36:33,435 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 349 transitions. Word has length 12 [2020-10-05 23:36:33,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:33,436 INFO L479 AbstractCegarLoop]: Abstraction has 154 states and 349 transitions. [2020-10-05 23:36:33,436 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 23:36:33,436 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 349 transitions. [2020-10-05 23:36:33,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 23:36:33,438 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:33,438 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:33,438 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-05 23:36:33,438 INFO L427 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:33,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:33,439 INFO L82 PathProgramCache]: Analyzing trace with hash 1775449093, now seen corresponding path program 1 times [2020-10-05 23:36:33,439 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:33,439 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876459077] [2020-10-05 23:36:33,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:33,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:33,559 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876459077] [2020-10-05 23:36:33,560 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:33,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:36:33,560 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560438395] [2020-10-05 23:36:33,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 23:36:33,561 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:33,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 23:36:33,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:36:33,561 INFO L87 Difference]: Start difference. First operand 154 states and 349 transitions. Second operand 5 states. [2020-10-05 23:36:33,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:33,724 INFO L93 Difference]: Finished difference Result 167 states and 378 transitions. [2020-10-05 23:36:33,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:36:33,725 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-05 23:36:33,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:33,726 INFO L225 Difference]: With dead ends: 167 [2020-10-05 23:36:33,726 INFO L226 Difference]: Without dead ends: 167 [2020-10-05 23:36:33,727 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:36:33,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-10-05 23:36:33,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 156. [2020-10-05 23:36:33,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2020-10-05 23:36:33,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 351 transitions. [2020-10-05 23:36:33,735 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 351 transitions. Word has length 13 [2020-10-05 23:36:33,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:33,735 INFO L479 AbstractCegarLoop]: Abstraction has 156 states and 351 transitions. [2020-10-05 23:36:33,735 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 23:36:33,735 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 351 transitions. [2020-10-05 23:36:33,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 23:36:33,737 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:33,737 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:33,737 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-05 23:36:33,738 INFO L427 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:33,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:33,738 INFO L82 PathProgramCache]: Analyzing trace with hash 1775448814, now seen corresponding path program 1 times [2020-10-05 23:36:33,738 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:33,738 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260089661] [2020-10-05 23:36:33,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:34,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:34,050 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260089661] [2020-10-05 23:36:34,050 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:34,050 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-05 23:36:34,051 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548646417] [2020-10-05 23:36:34,051 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-05 23:36:34,051 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:34,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-05 23:36:34,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-10-05 23:36:34,052 INFO L87 Difference]: Start difference. First operand 156 states and 351 transitions. Second operand 9 states. [2020-10-05 23:36:34,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:34,339 INFO L93 Difference]: Finished difference Result 154 states and 346 transitions. [2020-10-05 23:36:34,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:36:34,340 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 13 [2020-10-05 23:36:34,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:34,341 INFO L225 Difference]: With dead ends: 154 [2020-10-05 23:36:34,341 INFO L226 Difference]: Without dead ends: 154 [2020-10-05 23:36:34,342 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=55, Invalid=77, Unknown=0, NotChecked=0, Total=132 [2020-10-05 23:36:34,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-10-05 23:36:34,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 142. [2020-10-05 23:36:34,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-05 23:36:34,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 320 transitions. [2020-10-05 23:36:34,348 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 320 transitions. Word has length 13 [2020-10-05 23:36:34,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:34,348 INFO L479 AbstractCegarLoop]: Abstraction has 142 states and 320 transitions. [2020-10-05 23:36:34,349 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-05 23:36:34,349 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 320 transitions. [2020-10-05 23:36:34,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-05 23:36:34,350 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:34,350 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:34,351 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-05 23:36:34,351 INFO L427 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:34,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:34,351 INFO L82 PathProgramCache]: Analyzing trace with hash -795653509, now seen corresponding path program 1 times [2020-10-05 23:36:34,351 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:34,352 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242389583] [2020-10-05 23:36:34,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:34,522 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242389583] [2020-10-05 23:36:34,522 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:34,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-05 23:36:34,523 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864595010] [2020-10-05 23:36:34,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-05 23:36:34,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:34,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-05 23:36:34,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:36:34,524 INFO L87 Difference]: Start difference. First operand 142 states and 320 transitions. Second operand 7 states. [2020-10-05 23:36:34,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:34,800 INFO L93 Difference]: Finished difference Result 193 states and 432 transitions. [2020-10-05 23:36:34,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-05 23:36:34,801 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-10-05 23:36:34,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:34,802 INFO L225 Difference]: With dead ends: 193 [2020-10-05 23:36:34,802 INFO L226 Difference]: Without dead ends: 166 [2020-10-05 23:36:34,803 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-10-05 23:36:34,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-10-05 23:36:34,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 148. [2020-10-05 23:36:34,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2020-10-05 23:36:34,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 333 transitions. [2020-10-05 23:36:34,809 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 333 transitions. Word has length 14 [2020-10-05 23:36:34,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:34,809 INFO L479 AbstractCegarLoop]: Abstraction has 148 states and 333 transitions. [2020-10-05 23:36:34,809 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-05 23:36:34,809 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 333 transitions. [2020-10-05 23:36:34,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-05 23:36:34,811 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:34,811 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:34,811 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-05 23:36:34,811 INFO L427 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:34,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:34,812 INFO L82 PathProgramCache]: Analyzing trace with hash 1254883877, now seen corresponding path program 2 times [2020-10-05 23:36:34,812 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:34,812 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231346649] [2020-10-05 23:36:34,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:34,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:34,896 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231346649] [2020-10-05 23:36:34,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:34,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:36:34,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019226707] [2020-10-05 23:36:34,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:36:34,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:34,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:36:34,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:36:34,898 INFO L87 Difference]: Start difference. First operand 148 states and 333 transitions. Second operand 4 states. [2020-10-05 23:36:34,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:34,998 INFO L93 Difference]: Finished difference Result 226 states and 497 transitions. [2020-10-05 23:36:35,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-05 23:36:35,002 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2020-10-05 23:36:35,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:35,004 INFO L225 Difference]: With dead ends: 226 [2020-10-05 23:36:35,004 INFO L226 Difference]: Without dead ends: 154 [2020-10-05 23:36:35,004 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:36:35,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-10-05 23:36:35,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2020-10-05 23:36:35,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-10-05 23:36:35,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 326 transitions. [2020-10-05 23:36:35,010 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 326 transitions. Word has length 14 [2020-10-05 23:36:35,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:35,010 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 326 transitions. [2020-10-05 23:36:35,011 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:36:35,011 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 326 transitions. [2020-10-05 23:36:35,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-05 23:36:35,012 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:35,012 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:35,012 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-05 23:36:35,012 INFO L427 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:35,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:35,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1254595577, now seen corresponding path program 3 times [2020-10-05 23:36:35,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:35,013 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454974383] [2020-10-05 23:36:35,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:35,382 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 38 [2020-10-05 23:36:35,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:35,471 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454974383] [2020-10-05 23:36:35,472 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:35,472 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-05 23:36:35,472 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266080178] [2020-10-05 23:36:35,472 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-05 23:36:35,473 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:35,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-05 23:36:35,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:36:35,473 INFO L87 Difference]: Start difference. First operand 152 states and 326 transitions. Second operand 7 states. [2020-10-05 23:36:35,655 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 35 [2020-10-05 23:36:36,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:36,085 INFO L93 Difference]: Finished difference Result 201 states and 426 transitions. [2020-10-05 23:36:36,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-05 23:36:36,085 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-10-05 23:36:36,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:36,086 INFO L225 Difference]: With dead ends: 201 [2020-10-05 23:36:36,087 INFO L226 Difference]: Without dead ends: 120 [2020-10-05 23:36:36,087 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2020-10-05 23:36:36,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-10-05 23:36:36,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 98. [2020-10-05 23:36:36,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-10-05 23:36:36,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 196 transitions. [2020-10-05 23:36:36,092 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 196 transitions. Word has length 14 [2020-10-05 23:36:36,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:36,092 INFO L479 AbstractCegarLoop]: Abstraction has 98 states and 196 transitions. [2020-10-05 23:36:36,092 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-05 23:36:36,092 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 196 transitions. [2020-10-05 23:36:36,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-05 23:36:36,093 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:36,093 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:36,093 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-05 23:36:36,093 INFO L427 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:36,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:36,094 INFO L82 PathProgramCache]: Analyzing trace with hash 231559505, now seen corresponding path program 4 times [2020-10-05 23:36:36,094 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:36,094 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413861857] [2020-10-05 23:36:36,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:36,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:36,342 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413861857] [2020-10-05 23:36:36,343 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:36,343 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-05 23:36:36,343 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180068720] [2020-10-05 23:36:36,344 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-05 23:36:36,344 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:36,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-05 23:36:36,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:36:36,345 INFO L87 Difference]: Start difference. First operand 98 states and 196 transitions. Second operand 7 states. [2020-10-05 23:36:36,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:36,703 INFO L93 Difference]: Finished difference Result 117 states and 228 transitions. [2020-10-05 23:36:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:36:36,704 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-10-05 23:36:36,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:36,706 INFO L225 Difference]: With dead ends: 117 [2020-10-05 23:36:36,706 INFO L226 Difference]: Without dead ends: 90 [2020-10-05 23:36:36,706 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-05 23:36:36,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-10-05 23:36:36,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 89. [2020-10-05 23:36:36,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2020-10-05 23:36:36,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 169 transitions. [2020-10-05 23:36:36,711 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 169 transitions. Word has length 14 [2020-10-05 23:36:36,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:36,712 INFO L479 AbstractCegarLoop]: Abstraction has 89 states and 169 transitions. [2020-10-05 23:36:36,712 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-05 23:36:36,712 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 169 transitions. [2020-10-05 23:36:36,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-05 23:36:36,713 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:36,713 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:36,713 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-05 23:36:36,714 INFO L427 AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:36,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:36,714 INFO L82 PathProgramCache]: Analyzing trace with hash -1457794353, now seen corresponding path program 5 times [2020-10-05 23:36:36,714 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:36,715 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203787501] [2020-10-05 23:36:36,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:36,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:36,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:36,975 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203787501] [2020-10-05 23:36:36,975 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:36,975 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-05 23:36:36,975 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948183390] [2020-10-05 23:36:36,976 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-05 23:36:36,976 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:36,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-05 23:36:36,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-05 23:36:36,977 INFO L87 Difference]: Start difference. First operand 89 states and 169 transitions. Second operand 8 states. [2020-10-05 23:36:37,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:37,377 INFO L93 Difference]: Finished difference Result 101 states and 186 transitions. [2020-10-05 23:36:37,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-05 23:36:37,378 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 14 [2020-10-05 23:36:37,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:37,379 INFO L225 Difference]: With dead ends: 101 [2020-10-05 23:36:37,380 INFO L226 Difference]: Without dead ends: 92 [2020-10-05 23:36:37,380 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2020-10-05 23:36:37,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-10-05 23:36:37,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2020-10-05 23:36:37,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-10-05 23:36:37,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 171 transitions. [2020-10-05 23:36:37,387 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 171 transitions. Word has length 14 [2020-10-05 23:36:37,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:37,387 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 171 transitions. [2020-10-05 23:36:37,387 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-05 23:36:37,388 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 171 transitions. [2020-10-05 23:36:37,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-05 23:36:37,388 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:37,388 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:37,389 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-05 23:36:37,389 INFO L427 AbstractCegarLoop]: === Iteration 13 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:37,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:37,389 INFO L82 PathProgramCache]: Analyzing trace with hash 807699985, now seen corresponding path program 6 times [2020-10-05 23:36:37,389 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:37,396 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274257315] [2020-10-05 23:36:37,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:37,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:37,534 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274257315] [2020-10-05 23:36:37,534 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:37,534 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:36:37,534 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326808868] [2020-10-05 23:36:37,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 23:36:37,535 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:37,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 23:36:37,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:36:37,536 INFO L87 Difference]: Start difference. First operand 90 states and 171 transitions. Second operand 5 states. [2020-10-05 23:36:37,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:37,619 INFO L93 Difference]: Finished difference Result 97 states and 174 transitions. [2020-10-05 23:36:37,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:36:37,620 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-05 23:36:37,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:37,621 INFO L225 Difference]: With dead ends: 97 [2020-10-05 23:36:37,621 INFO L226 Difference]: Without dead ends: 65 [2020-10-05 23:36:37,621 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:36:37,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-10-05 23:36:37,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 61. [2020-10-05 23:36:37,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-10-05 23:36:37,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 116 transitions. [2020-10-05 23:36:37,624 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 116 transitions. Word has length 14 [2020-10-05 23:36:37,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:37,625 INFO L479 AbstractCegarLoop]: Abstraction has 61 states and 116 transitions. [2020-10-05 23:36:37,625 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 23:36:37,625 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 116 transitions. [2020-10-05 23:36:37,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-05 23:36:37,625 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:37,626 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:37,626 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-05 23:36:37,626 INFO L427 AbstractCegarLoop]: === Iteration 14 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:37,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:37,626 INFO L82 PathProgramCache]: Analyzing trace with hash 1615780367, now seen corresponding path program 1 times [2020-10-05 23:36:37,626 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:37,627 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416960744] [2020-10-05 23:36:37,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:37,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:37,976 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416960744] [2020-10-05 23:36:37,977 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:37,977 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-05 23:36:37,977 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524782871] [2020-10-05 23:36:37,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-05 23:36:37,978 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:37,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-05 23:36:37,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-05 23:36:37,979 INFO L87 Difference]: Start difference. First operand 61 states and 116 transitions. Second operand 8 states. [2020-10-05 23:36:38,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:38,313 INFO L93 Difference]: Finished difference Result 58 states and 109 transitions. [2020-10-05 23:36:38,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-05 23:36:38,316 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 15 [2020-10-05 23:36:38,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:38,316 INFO L225 Difference]: With dead ends: 58 [2020-10-05 23:36:38,316 INFO L226 Difference]: Without dead ends: 0 [2020-10-05 23:36:38,317 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2020-10-05 23:36:38,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-05 23:36:38,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-05 23:36:38,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-05 23:36:38,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-05 23:36:38,318 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2020-10-05 23:36:38,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:38,318 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-05 23:36:38,318 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-05 23:36:38,318 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-05 23:36:38,319 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-05 23:36:38,319 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-05 23:36:38,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.10 11:36:38 BasicIcfg [2020-10-05 23:36:38,323 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-05 23:36:38,325 INFO L168 Benchmark]: Toolchain (without parser) took 19109.56 ms. Allocated memory was 147.8 MB in the beginning and 417.3 MB in the end (delta: 269.5 MB). Free memory was 102.4 MB in the beginning and 295.1 MB in the end (delta: -192.6 MB). Peak memory consumption was 76.8 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,325 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 147.8 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 821.03 ms. Allocated memory was 147.8 MB in the beginning and 205.0 MB in the end (delta: 57.1 MB). Free memory was 102.0 MB in the beginning and 156.5 MB in the end (delta: -54.5 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,327 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.29 ms. Allocated memory is still 205.0 MB. Free memory was 155.9 MB in the beginning and 152.6 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,328 INFO L168 Benchmark]: Boogie Preprocessor took 57.33 ms. Allocated memory is still 205.0 MB. Free memory was 152.6 MB in the beginning and 149.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,329 INFO L168 Benchmark]: RCFGBuilder took 3647.17 ms. Allocated memory was 205.0 MB in the beginning and 291.0 MB in the end (delta: 86.0 MB). Free memory was 149.4 MB in the beginning and 243.0 MB in the end (delta: -93.5 MB). Peak memory consumption was 102.8 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,329 INFO L168 Benchmark]: TraceAbstraction took 14502.19 ms. Allocated memory was 291.0 MB in the beginning and 417.3 MB in the end (delta: 126.4 MB). Free memory was 243.0 MB in the beginning and 295.1 MB in the end (delta: -52.1 MB). Peak memory consumption was 74.3 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,333 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 147.8 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 821.03 ms. Allocated memory was 147.8 MB in the beginning and 205.0 MB in the end (delta: 57.1 MB). Free memory was 102.0 MB in the beginning and 156.5 MB in the end (delta: -54.5 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 76.29 ms. Allocated memory is still 205.0 MB. Free memory was 155.9 MB in the beginning and 152.6 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.33 ms. Allocated memory is still 205.0 MB. Free memory was 152.6 MB in the beginning and 149.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3647.17 ms. Allocated memory was 205.0 MB in the beginning and 291.0 MB in the end (delta: 86.0 MB). Free memory was 149.4 MB in the beginning and 243.0 MB in the end (delta: -93.5 MB). Peak memory consumption was 102.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14502.19 ms. Allocated memory was 291.0 MB in the beginning and 417.3 MB in the end (delta: 126.4 MB). Free memory was 243.0 MB in the beginning and 295.1 MB in the end (delta: -52.1 MB). Peak memory consumption was 74.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 7.3s, 85 ProgramPointsBefore, 28 ProgramPointsAfterwards, 80 TransitionsBefore, 21 TransitionsAfterwards, 1088 CoEnabledTransitionPairs, 7 FixpointIterations, 30 TrivialSequentialCompositions, 36 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 3 ConcurrentYvCompositions, 2 ChoiceCompositions, 558 VarBasedMoverChecksPositive, 32 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 2936 CheckedPairsTotal, 69 TotalNumberOfCompositions - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 79 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.3s, OverallIterations: 14, TraceHistogramMax: 1, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.4s, HoareTripleCheckerStatistics: 222 SDtfs, 299 SDslu, 327 SDs, 0 SdLazy, 589 SolverSat, 239 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=224occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 14 MinimizatonAttempts, 99 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 156 ConstructedInterpolants, 0 QuantifiedInterpolants, 21569 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...